devices/e1000/e1000_main-2.6.24-ethercat.c
author Florian Pose <fp@igh-essen.com>
Mon, 27 Jul 2009 10:44:16 +0000
changeset 1508 60a116ed3897
parent 1325 16aacb421bd4
child 2050 a3e59f2a8589
permissions -rw-r--r--
Removed more tabulators.
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     1
/*******************************************************************************
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     2
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     3
  Intel PRO/1000 Linux driver
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     4
  Copyright(c) 1999 - 2006 Intel Corporation.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     5
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     6
  This program is free software; you can redistribute it and/or modify it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     7
  under the terms and conditions of the GNU General Public License,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     8
  version 2, as published by the Free Software Foundation.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     9
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    10
  This program is distributed in the hope it will be useful, but WITHOUT
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    11
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    12
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    13
  more details.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    14
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    15
  You should have received a copy of the GNU General Public License along with
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    16
  this program; if not, write to the Free Software Foundation, Inc.,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    17
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    18
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    19
  The full GNU General Public License is included in this distribution in
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    20
  the file called "COPYING".
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    21
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    22
  Contact Information:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    23
  Linux NICS <linux.nics@intel.com>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    24
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    25
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    26
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
    27
  vim: noexpandtab
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
    28
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    29
*******************************************************************************/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    30
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    31
#include "e1000-2.6.24-ethercat.h"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    32
#include <net/ip6_checksum.h>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    33
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    34
char e1000_driver_name[] = "ec_e1000";
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    35
static char e1000_driver_string[] = "EtherCAT Intel(R) PRO/1000 Network Driver";
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    36
#ifndef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    37
#define DRIVERNAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    38
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    39
#define DRIVERNAPI "-NAPI"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    40
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    41
#define DRV_VERSION "7.3.20-k2"DRIVERNAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    42
const char e1000_driver_version[] = DRV_VERSION;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    43
static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation.";
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    44
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    45
/* e1000_pci_tbl - PCI Device ID Table
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    46
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    47
 * Last entry must be all 0s
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    48
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    49
 * Macro expands to...
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    50
 *   {PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    51
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    52
static struct pci_device_id e1000_pci_tbl[] = {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    53
	INTEL_E1000_ETHERNET_DEVICE(0x1000),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    54
	INTEL_E1000_ETHERNET_DEVICE(0x1001),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    55
	INTEL_E1000_ETHERNET_DEVICE(0x1004),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    56
	INTEL_E1000_ETHERNET_DEVICE(0x1008),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    57
	INTEL_E1000_ETHERNET_DEVICE(0x1009),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    58
	INTEL_E1000_ETHERNET_DEVICE(0x100C),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    59
	INTEL_E1000_ETHERNET_DEVICE(0x100D),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    60
	INTEL_E1000_ETHERNET_DEVICE(0x100E),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    61
	INTEL_E1000_ETHERNET_DEVICE(0x100F),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    62
	INTEL_E1000_ETHERNET_DEVICE(0x1010),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    63
	INTEL_E1000_ETHERNET_DEVICE(0x1011),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    64
	INTEL_E1000_ETHERNET_DEVICE(0x1012),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    65
	INTEL_E1000_ETHERNET_DEVICE(0x1013),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    66
	INTEL_E1000_ETHERNET_DEVICE(0x1014),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    67
	INTEL_E1000_ETHERNET_DEVICE(0x1015),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    68
	INTEL_E1000_ETHERNET_DEVICE(0x1016),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    69
	INTEL_E1000_ETHERNET_DEVICE(0x1017),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    70
	INTEL_E1000_ETHERNET_DEVICE(0x1018),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    71
	INTEL_E1000_ETHERNET_DEVICE(0x1019),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    72
	INTEL_E1000_ETHERNET_DEVICE(0x101A),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    73
	INTEL_E1000_ETHERNET_DEVICE(0x101D),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    74
	INTEL_E1000_ETHERNET_DEVICE(0x101E),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    75
	INTEL_E1000_ETHERNET_DEVICE(0x1026),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    76
	INTEL_E1000_ETHERNET_DEVICE(0x1027),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    77
	INTEL_E1000_ETHERNET_DEVICE(0x1028),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    78
	INTEL_E1000_ETHERNET_DEVICE(0x1049),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    79
	INTEL_E1000_ETHERNET_DEVICE(0x104A),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    80
	INTEL_E1000_ETHERNET_DEVICE(0x104B),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    81
	INTEL_E1000_ETHERNET_DEVICE(0x104C),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    82
	INTEL_E1000_ETHERNET_DEVICE(0x104D),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    83
	INTEL_E1000_ETHERNET_DEVICE(0x105E),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    84
	INTEL_E1000_ETHERNET_DEVICE(0x105F),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    85
	INTEL_E1000_ETHERNET_DEVICE(0x1060),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    86
	INTEL_E1000_ETHERNET_DEVICE(0x1075),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    87
	INTEL_E1000_ETHERNET_DEVICE(0x1076),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    88
	INTEL_E1000_ETHERNET_DEVICE(0x1077),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    89
	INTEL_E1000_ETHERNET_DEVICE(0x1078),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    90
	INTEL_E1000_ETHERNET_DEVICE(0x1079),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    91
	INTEL_E1000_ETHERNET_DEVICE(0x107A),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    92
	INTEL_E1000_ETHERNET_DEVICE(0x107B),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    93
	INTEL_E1000_ETHERNET_DEVICE(0x107C),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    94
	INTEL_E1000_ETHERNET_DEVICE(0x107D),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    95
	INTEL_E1000_ETHERNET_DEVICE(0x107E),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    96
	INTEL_E1000_ETHERNET_DEVICE(0x107F),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    97
	INTEL_E1000_ETHERNET_DEVICE(0x108A),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    98
	INTEL_E1000_ETHERNET_DEVICE(0x108B),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    99
	INTEL_E1000_ETHERNET_DEVICE(0x108C),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   100
	INTEL_E1000_ETHERNET_DEVICE(0x1096),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   101
	INTEL_E1000_ETHERNET_DEVICE(0x1098),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   102
	INTEL_E1000_ETHERNET_DEVICE(0x1099),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   103
	INTEL_E1000_ETHERNET_DEVICE(0x109A),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   104
	INTEL_E1000_ETHERNET_DEVICE(0x10A4),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   105
	INTEL_E1000_ETHERNET_DEVICE(0x10A5),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   106
	INTEL_E1000_ETHERNET_DEVICE(0x10B5),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   107
	INTEL_E1000_ETHERNET_DEVICE(0x10B9),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   108
	INTEL_E1000_ETHERNET_DEVICE(0x10BA),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   109
	INTEL_E1000_ETHERNET_DEVICE(0x10BB),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   110
	INTEL_E1000_ETHERNET_DEVICE(0x10BC),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   111
	INTEL_E1000_ETHERNET_DEVICE(0x10C4),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   112
	INTEL_E1000_ETHERNET_DEVICE(0x10C5),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   113
	INTEL_E1000_ETHERNET_DEVICE(0x10D5),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   114
	INTEL_E1000_ETHERNET_DEVICE(0x10D9),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   115
	INTEL_E1000_ETHERNET_DEVICE(0x10DA),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   116
	/* required last entry */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   117
	{0,}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   118
};
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   119
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   120
// do not auto-load driver
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   121
// MODULE_DEVICE_TABLE(pci, e1000_pci_tbl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   122
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   123
int e1000_up(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   124
void e1000_down(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   125
void e1000_reinit_locked(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   126
void e1000_reset(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   128
int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   129
int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   130
void e1000_free_all_tx_resources(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   131
void e1000_free_all_rx_resources(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   132
static int e1000_setup_tx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   133
                             struct e1000_tx_ring *txdr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   134
static int e1000_setup_rx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   135
                             struct e1000_rx_ring *rxdr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   136
static void e1000_free_tx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   137
                             struct e1000_tx_ring *tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   138
static void e1000_free_rx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   139
                             struct e1000_rx_ring *rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   140
void e1000_update_stats(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   141
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   142
static int e1000_init_module(void);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   143
static void e1000_exit_module(void);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   144
static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   145
static void __devexit e1000_remove(struct pci_dev *pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   146
static int e1000_alloc_queues(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   147
static int e1000_sw_init(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   148
static int e1000_open(struct net_device *netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   149
static int e1000_close(struct net_device *netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   150
static void e1000_configure_tx(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   151
static void e1000_configure_rx(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   152
static void e1000_setup_rctl(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   153
static void e1000_clean_all_tx_rings(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   154
static void e1000_clean_all_rx_rings(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   155
static void e1000_clean_tx_ring(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   156
                                struct e1000_tx_ring *tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   157
static void e1000_clean_rx_ring(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   158
                                struct e1000_rx_ring *rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   159
static void e1000_set_multi(struct net_device *netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   160
static void e1000_update_phy_info(unsigned long data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
static void e1000_watchdog(unsigned long data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   162
static void e1000_82547_tx_fifo_stall(unsigned long data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   163
static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   164
static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   165
static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   166
static int e1000_set_mac(struct net_device *netdev, void *p);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
void ec_poll(struct net_device *);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   168
static irqreturn_t e1000_intr(int irq, void *data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
static irqreturn_t e1000_intr_msi(int irq, void *data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   170
static boolean_t e1000_clean_tx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   171
                                    struct e1000_tx_ring *tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   172
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
static int e1000_clean(struct napi_struct *napi, int budget);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
static boolean_t e1000_clean_rx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
                                    struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
                                    int *work_done, int work_to_do);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
static boolean_t e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
                                       struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
                                       int *work_done, int work_to_do);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   180
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
static boolean_t e1000_clean_rx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
                                    struct e1000_rx_ring *rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
static boolean_t e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
                                       struct e1000_rx_ring *rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
                                   struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
				   int cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
                                      struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
				      int cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
			   int cmd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
static void e1000_enter_82542_rst(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
static void e1000_leave_82542_rst(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
static void e1000_tx_timeout(struct net_device *dev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
static void e1000_reset_task(struct work_struct *work);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
static void e1000_smartspeed(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
                                       struct sk_buff *skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
static void e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
static void e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
static void e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
static void e1000_restore_vlan(struct e1000_adapter *adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
static int e1000_suspend(struct pci_dev *pdev, pm_message_t state);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
static int e1000_resume(struct pci_dev *pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
static void e1000_shutdown(struct pci_dev *pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
#ifdef CONFIG_NET_POLL_CONTROLLER
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
/* for netdump / net console */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
static void e1000_netpoll (struct net_device *netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
#define COPYBREAK_DEFAULT 256
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
static unsigned int copybreak __read_mostly = COPYBREAK_DEFAULT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
module_param(copybreak, uint, 0644);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
MODULE_PARM_DESC(copybreak,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
	"Maximum size of packet that is copied to a new buffer on receive");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
                     pci_channel_state_t state);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
static void e1000_io_resume(struct pci_dev *pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
static struct pci_error_handlers e1000_err_handler = {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
	.error_detected = e1000_io_error_detected,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
	.slot_reset = e1000_io_slot_reset,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
	.resume = e1000_io_resume,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
};
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
static struct pci_driver e1000_driver = {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
	.name     = e1000_driver_name,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
	.id_table = e1000_pci_tbl,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
	.probe    = e1000_probe,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
	.remove   = __devexit_p(e1000_remove),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
	/* Power Managment Hooks */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
	.suspend  = e1000_suspend,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
	.resume   = e1000_resume,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
	.shutdown = e1000_shutdown,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
	.err_handler = &e1000_err_handler
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
};
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
MODULE_DESCRIPTION("EtherCAT-capable Intel(R) PRO/1000 Network Driver");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
MODULE_LICENSE("GPL");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
MODULE_VERSION(DRV_VERSION);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
static int debug = NETIF_MSG_DRV | NETIF_MSG_PROBE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
module_param(debug, int, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
 * e1000_init_module - Driver Registration Routine
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
 * e1000_init_module is the first routine called when the driver is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
 * loaded. All it does is register with the PCI subsystem.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
static int __init
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
e1000_init_module(void)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	int ret;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	printk(KERN_INFO "%s - version %s\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	       e1000_driver_string, e1000_driver_version);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	printk(KERN_INFO "%s\n", e1000_copyright);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	ret = pci_register_driver(&e1000_driver);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	if (copybreak != COPYBREAK_DEFAULT) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
		if (copybreak == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
			printk(KERN_INFO "e1000: copybreak disabled\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
		else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
			printk(KERN_INFO "e1000: copybreak enabled for "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
			       "packets <= %u bytes\n", copybreak);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	return ret;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
module_init(e1000_init_module);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
 * e1000_exit_module - Driver Exit Cleanup Routine
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
 * e1000_exit_module is called just before the driver is removed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
 * from memory.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
static void __exit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
e1000_exit_module(void)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	pci_unregister_driver(&e1000_driver);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
module_exit(e1000_exit_module);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
static int e1000_request_irq(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	void (*handler) = &e1000_intr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	int irq_flags = IRQF_SHARED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
	int err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
	if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
		return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	if (adapter->hw.mac_type >= e1000_82571) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
		adapter->have_msi = !pci_enable_msi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
		if (adapter->have_msi) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
			handler = &e1000_intr_msi;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
			irq_flags = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	                  netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	if (err) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
		if (adapter->have_msi)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
			pci_disable_msi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
		        "Unable to allocate interrupt Error: %d\n", err);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
static void e1000_free_irq(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	free_irq(adapter->pdev->irq, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
	if (adapter->have_msi)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		pci_disable_msi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
 * e1000_irq_disable - Mask off interrupt generation on the NIC
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
e1000_irq_disable(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
    if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
        return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	E1000_WRITE_REG(&adapter->hw, IMC, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	synchronize_irq(adapter->pdev->irq);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
 * e1000_irq_enable - Enable default interrupt generation settings
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
e1000_irq_enable(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
    if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
        return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	if (likely(atomic_dec_and_test(&adapter->irq_sem))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
		E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
		E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
e1000_update_mng_vlan(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	uint16_t vid = adapter->hw.mng_cookie.vlan_id;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	uint16_t old_vid = adapter->mng_vlan_id;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	if (adapter->vlgrp) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
		if (!vlan_group_get_device(adapter->vlgrp, vid)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
			if (adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
				E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
				e1000_vlan_rx_add_vid(netdev, vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
				adapter->mng_vlan_id = vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
			} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
			if ((old_vid != (uint16_t)E1000_MNG_VLAN_NONE) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
					(vid != old_vid) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
			    !vlan_group_get_device(adapter->vlgrp, old_vid))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
				e1000_vlan_rx_kill_vid(netdev, old_vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
		} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
			adapter->mng_vlan_id = vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
 * e1000_release_hw_control - release control of the h/w to f/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
 * e1000_release_hw_control resets {CTRL_EXT|FWSM}:DRV_LOAD bit.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
 * For ASF and Pass Through versions of f/w this means that the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
 * driver is no longer loaded. For AMT version (only with 82573) i
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
 * of the f/w this means that the network i/f is closed.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
e1000_release_hw_control(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	uint32_t ctrl_ext;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	uint32_t swsm;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	/* Let firmware taken over control of h/w */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
		swsm = E1000_READ_REG(&adapter->hw, SWSM);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
		E1000_WRITE_REG(&adapter->hw, SWSM,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
				swsm & ~E1000_SWSM_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
				ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
 * e1000_get_hw_control - get control of the h/w from f/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
 * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
 * For ASF and Pass Through versions of f/w this means that
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
 * the driver is loaded. For AMT version (only with 82573)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
 * of the f/w this means that the network i/f is open.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
e1000_get_hw_control(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
	uint32_t ctrl_ext;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	uint32_t swsm;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	/* Let firmware know the driver has taken over */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
		swsm = E1000_READ_REG(&adapter->hw, SWSM);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
		E1000_WRITE_REG(&adapter->hw, SWSM,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
				swsm | E1000_SWSM_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
				ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
e1000_init_manageability(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
	if (adapter->en_mng_pt) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
		/* disable hardware interception of ARP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		manc &= ~(E1000_MANC_ARP_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
		/* enable receiving management packets to the host */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
		/* this will probably generate destination unreachable messages
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
		 * from the host OS, but the packets will be handled on SMBUS */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
		if (adapter->hw.has_manc2h) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
			uint32_t manc2h = E1000_READ_REG(&adapter->hw, MANC2H);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
			manc |= E1000_MANC_EN_MNG2HOST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
#define E1000_MNG2HOST_PORT_623 (1 << 5)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
#define E1000_MNG2HOST_PORT_664 (1 << 6)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
			manc2h |= E1000_MNG2HOST_PORT_623;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
			manc2h |= E1000_MNG2HOST_PORT_664;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
			E1000_WRITE_REG(&adapter->hw, MANC2H, manc2h);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		E1000_WRITE_REG(&adapter->hw, MANC, manc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
e1000_release_manageability(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	if (adapter->en_mng_pt) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
		/* re-enable hardware interception of ARP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
		manc |= E1000_MANC_ARP_EN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
		if (adapter->hw.has_manc2h)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
			manc &= ~E1000_MANC_EN_MNG2HOST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
		/* don't explicitly have to mess with MANC2H since
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
		 * MANC has an enable disable that gates MANC2H */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
		E1000_WRITE_REG(&adapter->hw, MANC, manc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
 * e1000_configure - configure the hardware for RX and TX
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
 * @adapter = private board structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
static void e1000_configure(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	e1000_set_multi(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	e1000_restore_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	e1000_init_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
	e1000_configure_tx(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	e1000_setup_rctl(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	e1000_configure_rx(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	/* call E1000_DESC_UNUSED which always leaves
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	 * at least 1 descriptor unused to make sure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	 * next_to_use != next_to_clean */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	for (i = 0; i < adapter->num_rx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
		struct e1000_rx_ring *ring = &adapter->rx_ring[i];
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   546
		if (adapter->ecdev) {
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   547
			/* fill rx ring completely! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   548
			adapter->alloc_rx_buf(adapter, ring, ring->count);
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   549
		} else {
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   550
            /* this one leaves the last ring element unallocated! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   551
			adapter->alloc_rx_buf(adapter, ring,
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   552
					E1000_DESC_UNUSED(ring));
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   553
		}
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	adapter->tx_queue_len = netdev->tx_queue_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
int e1000_up(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	/* hardware has been reset, we need to reload some things */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	e1000_configure(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
	clear_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
		napi_enable(&adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
		e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	/* fire a link change interrupt to start the watchdog */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	if (!adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
		E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
 * e1000_power_up_phy - restore link in case the phy was powered down
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
 * The phy may be powered down to save power and turn off link when the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
 * driver is unloaded and wake on lan is not enabled (among others)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
 * *** this routine MUST be followed by a call to e1000_reset ***
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
void e1000_power_up_phy(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	uint16_t mii_reg = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
	/* Just clear the power down bit to wake the phy back up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	if (adapter->hw.media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
		/* according to the manual, the phy will retain its
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		 * settings across a power-down/up cycle */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
		e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
		mii_reg &= ~MII_CR_POWER_DOWN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
		e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
static void e1000_power_down_phy(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	/* Power down the PHY so no link is implied when interface is down *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	 * The PHY cannot be powered down if any of the following is TRUE *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	 * (a) WoL is enabled
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	 * (b) AMT is active
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	 * (c) SoL/IDER session is active */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	if (!adapter->wol && adapter->hw.mac_type >= e1000_82540 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	   adapter->hw.media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
		uint16_t mii_reg = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
		switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
		case e1000_82540:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
		case e1000_82545:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
		case e1000_82545_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		case e1000_82546:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
		case e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
		case e1000_82541:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
		case e1000_82541_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
		case e1000_82547:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
		case e1000_82547_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
			if (E1000_READ_REG(&adapter->hw, MANC) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
			    E1000_MANC_SMBUS_EN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
				goto out;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
		case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
		case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
		case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
		case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
		case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
			if (e1000_check_mng_mode(&adapter->hw) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
			    e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
				goto out;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
		default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
			goto out;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
		e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		mii_reg |= MII_CR_POWER_DOWN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
		e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
		mdelay(1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
out:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
e1000_down(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	/* signal that we're down so the interrupt handler does not
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	 * reschedule our watchdog timer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	set_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
		napi_disable(&adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
		atomic_set(&adapter->irq_sem, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
		e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
		del_timer_sync(&adapter->tx_fifo_stall_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
		del_timer_sync(&adapter->watchdog_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
		del_timer_sync(&adapter->phy_info_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	netdev->tx_queue_len = adapter->tx_queue_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	adapter->link_speed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	adapter->link_duplex = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
		netif_carrier_off(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
		netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	e1000_clean_all_tx_rings(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	e1000_clean_all_rx_rings(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
e1000_reinit_locked(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	WARN_ON(in_interrupt());
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
		msleep(1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
	e1000_up(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
	clear_bit(__E1000_RESETTING, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
e1000_reset(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	uint32_t pba = 0, tx_space, min_tx_space, min_rx_space;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	uint16_t fc_high_water_mark = E1000_FC_HIGH_DIFF;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	boolean_t legacy_pba_adjust = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	/* Repartition Pba for greater than 9k mtu
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	 * To take effect CTRL.RST is required.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	case e1000_82542_rev2_0:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	case e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
	case e1000_82543:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	case e1000_82544:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
	case e1000_82540:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	case e1000_82541:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	case e1000_82541_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		legacy_pba_adjust = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
		pba = E1000_PBA_48K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	case e1000_82545:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	case e1000_82545_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	case e1000_82546:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	case e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
		pba = E1000_PBA_48K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
	case e1000_82547:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
	case e1000_82547_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		legacy_pba_adjust = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
		pba = E1000_PBA_30K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
		pba = E1000_PBA_38K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
		pba = E1000_PBA_20K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		pba = E1000_PBA_8K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	case e1000_undefined:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	case e1000_num_macs:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	if (legacy_pba_adjust == TRUE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
		if (adapter->netdev->mtu > E1000_RXBUFFER_8192)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
			pba -= 8; /* allocate more FIFO for Tx */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
		if (adapter->hw.mac_type == e1000_82547) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
			adapter->tx_fifo_head = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
			adapter->tx_head_addr = pba << E1000_TX_HEAD_ADDR_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
			adapter->tx_fifo_size =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
				(E1000_PBA_40K - pba) << E1000_PBA_BYTES_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
			atomic_set(&adapter->tx_fifo_stall, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	} else if (adapter->hw.max_frame_size > MAXIMUM_ETHERNET_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
		/* adjust PBA for jumbo frames */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
		E1000_WRITE_REG(&adapter->hw, PBA, pba);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		/* To maintain wire speed transmits, the Tx FIFO should be
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		 * large enough to accomodate two full transmit packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
		 * rounded up to the next 1KB and expressed in KB.  Likewise,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		 * the Rx FIFO should be large enough to accomodate at least
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
		 * one full receive packet and is similarly rounded up and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		 * expressed in KB. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		pba = E1000_READ_REG(&adapter->hw, PBA);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		/* upper 16 bits has Tx packet buffer allocation size in KB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
		tx_space = pba >> 16;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
		/* lower 16 bits has Rx packet buffer allocation size in KB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
		pba &= 0xffff;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		/* don't include ethernet FCS because hardware appends/strips */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		min_rx_space = adapter->netdev->mtu + ENET_HEADER_SIZE +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		               VLAN_TAG_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		min_tx_space = min_rx_space;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
		min_tx_space *= 2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		min_tx_space = ALIGN(min_tx_space, 1024);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
		min_tx_space >>= 10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
		min_rx_space = ALIGN(min_rx_space, 1024);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
		min_rx_space >>= 10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
		/* If current Tx allocation is less than the min Tx FIFO size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		 * and the min Tx FIFO size is less than the current Rx FIFO
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
		 * allocation, take space away from current Rx allocation */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
		if (tx_space < min_tx_space &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
		    ((min_tx_space - tx_space) < pba)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
			pba = pba - (min_tx_space - tx_space);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
			/* PCI/PCIx hardware has PBA alignment constraints */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
			switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
			case e1000_82545 ... e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
				pba &= ~(E1000_PBA_8K - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
			/* if short on rx space, rx wins and must trump tx
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
			 * adjustment or use Early Receive if available */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
			if (pba < min_rx_space) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
				switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
				case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
					/* ERT enabled in e1000_configure_rx */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
				default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
					pba = min_rx_space;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
	E1000_WRITE_REG(&adapter->hw, PBA, pba);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	/* flow control settings */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	/* Set the FC high water mark to 90% of the FIFO size.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	 * Required to clear last 3 LSB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
	fc_high_water_mark = ((pba * 9216)/10) & 0xFFF8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	/* We can't use 90% on small FIFOs because the remainder
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	 * would be less than 1 full frame.  In this case, we size
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
	 * it to allow at least a full frame above the high water
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	 *  mark. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	if (pba < E1000_PBA_16K)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		fc_high_water_mark = (pba * 1024) - 1600;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	adapter->hw.fc_high_water = fc_high_water_mark;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	adapter->hw.fc_low_water = fc_high_water_mark - 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
	if (adapter->hw.mac_type == e1000_80003es2lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		adapter->hw.fc_pause_time = 0xFFFF;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		adapter->hw.fc_pause_time = E1000_FC_PAUSE_TIME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	adapter->hw.fc_send_xon = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
	adapter->hw.fc = adapter->hw.original_fc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
	/* Allow time for pending master requests to run */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	e1000_reset_hw(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	if (adapter->hw.mac_type >= e1000_82544)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		E1000_WRITE_REG(&adapter->hw, WUC, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	if (e1000_init_hw(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
		DPRINTK(PROBE, ERR, "Hardware Error\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
	/* if (adapter->hwflags & HWFLAGS_PHY_PWR_BIT) { */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	if (adapter->hw.mac_type >= e1000_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	    adapter->hw.mac_type <= e1000_82547_rev_2 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	    adapter->hw.autoneg == 1 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
	    adapter->hw.autoneg_advertised == ADVERTISE_1000_FULL) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
		uint32_t ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
		/* clear phy power management bit if we are in gig only mode,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
		 * which if enabled will attempt negotiation to 100Mb, which
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
		 * can cause a loss of link at power off or driver unload */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
		ctrl &= ~E1000_CTRL_SWDPIN3;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	/* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
	E1000_WRITE_REG(&adapter->hw, VET, ETHERNET_IEEE_VLAN_TYPE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	e1000_reset_adaptive(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	e1000_phy_get_info(&adapter->hw, &adapter->phy_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
	if (!adapter->smart_power_down &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	    (adapter->hw.mac_type == e1000_82571 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	     adapter->hw.mac_type == e1000_82572)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
		uint16_t phy_data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		/* speed up time to link by disabling smart power down, ignore
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		 * the return value of this function because there is nothing
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
		 * different we would do if it failed */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		e1000_read_phy_reg(&adapter->hw, IGP02E1000_PHY_POWER_MGMT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		                   &phy_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
		phy_data &= ~IGP02E1000_PM_SPD;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		e1000_write_phy_reg(&adapter->hw, IGP02E1000_PHY_POWER_MGMT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
		                    phy_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	e1000_release_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
 * e1000_probe - Device Initialization Routine
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
 * @pdev: PCI device information struct
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
 * @ent: entry in e1000_pci_tbl
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
 * e1000_probe initializes an adapter identified by a pci_dev structure.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
 * The OS initialization, configuring of the adapter private structure,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
 * and a hardware reset occur.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
static int __devinit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
e1000_probe(struct pci_dev *pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
            const struct pci_device_id *ent)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
	struct net_device *netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	struct e1000_adapter *adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	unsigned long mmio_start, mmio_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
	unsigned long flash_start, flash_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	static int cards_found = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
	static int global_quad_port_a = 0; /* global ksp3 port a indication */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
	int i, err, pci_using_dac;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
	uint16_t eeprom_data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
	uint16_t eeprom_apme_mask = E1000_EEPROM_APME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	DECLARE_MAC_BUF(mac);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
	if ((err = pci_enable_device(pdev)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
		return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
	if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
	    !(err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		pci_using_dac = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
		if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
		    (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
			E1000_ERR("No usable DMA configuration, aborting\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
			goto err_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
		pci_using_dac = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
	if ((err = pci_request_regions(pdev, e1000_driver_name)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		goto err_pci_reg;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	pci_set_master(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	err = -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
	netdev = alloc_etherdev(sizeof(struct e1000_adapter));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	if (!netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
		goto err_alloc_etherdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	SET_NETDEV_DEV(netdev, &pdev->dev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
	pci_set_drvdata(pdev, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
	adapter->netdev = netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
	adapter->pdev = pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	adapter->hw.back = adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	adapter->msg_enable = (1 << debug) - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	mmio_start = pci_resource_start(pdev, BAR_0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	mmio_len = pci_resource_len(pdev, BAR_0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
	err = -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	adapter->hw.hw_addr = ioremap(mmio_start, mmio_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
	if (!adapter->hw.hw_addr)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
		goto err_ioremap;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	for (i = BAR_1; i <= BAR_5; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
		if (pci_resource_len(pdev, i) == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
			continue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
		if (pci_resource_flags(pdev, i) & IORESOURCE_IO) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
			adapter->hw.io_base = pci_resource_start(pdev, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	netdev->open = &e1000_open;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	netdev->stop = &e1000_close;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	netdev->hard_start_xmit = &e1000_xmit_frame;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	netdev->get_stats = &e1000_get_stats;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	netdev->set_multicast_list = &e1000_set_multi;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	netdev->set_mac_address = &e1000_set_mac;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
	netdev->change_mtu = &e1000_change_mtu;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
	netdev->do_ioctl = &e1000_ioctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	e1000_set_ethtool_ops(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	netdev->tx_timeout = &e1000_tx_timeout;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	netdev->watchdog_timeo = 5 * HZ;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	netif_napi_add(netdev, &adapter->napi, e1000_clean, 64);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
	netdev->vlan_rx_register = e1000_vlan_rx_register;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	netdev->vlan_rx_add_vid = e1000_vlan_rx_add_vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
	netdev->vlan_rx_kill_vid = e1000_vlan_rx_kill_vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
#ifdef CONFIG_NET_POLL_CONTROLLER
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
	netdev->poll_controller = e1000_netpoll;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
	netdev->mem_start = mmio_start;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
	netdev->mem_end = mmio_start + mmio_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
	netdev->base_addr = adapter->hw.io_base;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
	adapter->bd_number = cards_found;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
	/* setup the private structure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
	if ((err = e1000_sw_init(adapter)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
		goto err_sw_init;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
	err = -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	/* Flash BAR mapping must happen after e1000_sw_init
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
	 * because it depends on mac_type */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
	if ((adapter->hw.mac_type == e1000_ich8lan) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	   (pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
		flash_start = pci_resource_start(pdev, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
		flash_len = pci_resource_len(pdev, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
		adapter->hw.flash_address = ioremap(flash_start, flash_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
		if (!adapter->hw.flash_address)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
			goto err_flashmap;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	if (e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
		DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	if (adapter->hw.mac_type >= e1000_82543) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
		netdev->features = NETIF_F_SG |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
				   NETIF_F_HW_CSUM |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
				   NETIF_F_HW_VLAN_TX |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
				   NETIF_F_HW_VLAN_RX |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
				   NETIF_F_HW_VLAN_FILTER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
		if (adapter->hw.mac_type == e1000_ich8lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
			netdev->features &= ~NETIF_F_HW_VLAN_FILTER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	if ((adapter->hw.mac_type >= e1000_82544) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	   (adapter->hw.mac_type != e1000_82547))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
		netdev->features |= NETIF_F_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	if (adapter->hw.mac_type > e1000_82547_rev_2)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
		netdev->features |= NETIF_F_TSO6;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	if (pci_using_dac)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
		netdev->features |= NETIF_F_HIGHDMA;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	netdev->features |= NETIF_F_LLTX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
	adapter->en_mng_pt = e1000_enable_mng_pass_thru(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	/* initialize eeprom parameters */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	if (e1000_init_eeprom_params(&adapter->hw)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
		E1000_ERR("EEPROM initialization failed\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		goto err_eeprom;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
	/* before reading the EEPROM, reset the controller to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	 * put the device in a known good starting state */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
	e1000_reset_hw(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
	/* make sure the EEPROM is good */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	if (e1000_validate_eeprom_checksum(&adapter->hw) < 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
		DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
		goto err_eeprom;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	/* copy the MAC address out of the EEPROM */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	if (e1000_read_mac_addr(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
		DPRINTK(PROBE, ERR, "EEPROM Read Error\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	memcpy(netdev->perm_addr, adapter->hw.mac_addr, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	if (!is_valid_ether_addr(netdev->perm_addr)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
		DPRINTK(PROBE, ERR, "Invalid MAC Address\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
		goto err_eeprom;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
	e1000_get_bus_info(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
	init_timer(&adapter->tx_fifo_stall_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	adapter->tx_fifo_stall_timer.function = &e1000_82547_tx_fifo_stall;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	adapter->tx_fifo_stall_timer.data = (unsigned long) adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	init_timer(&adapter->watchdog_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	adapter->watchdog_timer.function = &e1000_watchdog;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	adapter->watchdog_timer.data = (unsigned long) adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	init_timer(&adapter->phy_info_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	adapter->phy_info_timer.function = &e1000_update_phy_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	adapter->phy_info_timer.data = (unsigned long) adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	INIT_WORK(&adapter->reset_task, e1000_reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	e1000_check_options(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	/* Initial Wake on LAN setting
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
	 * If APM wake is enabled in the EEPROM,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	 * enable the ACPI Magic Packet filter
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	case e1000_82542_rev2_0:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	case e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	case e1000_82543:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	case e1000_82544:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
		e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
			EEPROM_INIT_CONTROL2_REG, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
		eeprom_apme_mask = E1000_EEPROM_82544_APM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
		e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
			EEPROM_INIT_CONTROL1_REG, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
		eeprom_apme_mask = E1000_EEPROM_ICH8_APME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	case e1000_82546:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	case e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
		if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1){
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
			e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
				EEPROM_INIT_CONTROL3_PORT_B, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
		/* Fall Through */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
		e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
			EEPROM_INIT_CONTROL3_PORT_A, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	if (eeprom_data & eeprom_apme_mask)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
		adapter->eeprom_wol |= E1000_WUFC_MAG;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	/* now that we have the eeprom settings, apply the special cases
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	 * where the eeprom may be wrong or the board simply won't support
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	 * wake on lan on a particular port */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	switch (pdev->device) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	case E1000_DEV_ID_82546GB_PCIE:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
		adapter->eeprom_wol = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	case E1000_DEV_ID_82546EB_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	case E1000_DEV_ID_82546GB_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	case E1000_DEV_ID_82571EB_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
		/* Wake events only supported on port A for dual fiber
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
		 * regardless of eeprom setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
		if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
			adapter->eeprom_wol = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	case E1000_DEV_ID_82571EB_QUAD_COPPER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	case E1000_DEV_ID_82571EB_QUAD_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
	case E1000_DEV_ID_82571PT_QUAD_COPPER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
		/* if quad port adapter, disable WoL on all but port A */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
		if (global_quad_port_a != 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
			adapter->eeprom_wol = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
		else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
			adapter->quad_port_a = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
		/* Reset for multiple quad port adapters */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
		if (++global_quad_port_a == 4)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
			global_quad_port_a = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
	/* initialize the wol settings based on the eeprom settings */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	adapter->wol = adapter->eeprom_wol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
	/* print bus type/speed/width info */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
	DPRINTK(PROBE, INFO, "(PCI%s:%s:%s) ",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
		((hw->bus_type == e1000_bus_type_pcix) ? "-X" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		 (hw->bus_type == e1000_bus_type_pci_express ? " Express":"")),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
		((hw->bus_speed == e1000_bus_speed_2500) ? "2.5Gb/s" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		 (hw->bus_speed == e1000_bus_speed_133) ? "133MHz" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
		 (hw->bus_speed == e1000_bus_speed_120) ? "120MHz" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
		 (hw->bus_speed == e1000_bus_speed_100) ? "100MHz" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
		 (hw->bus_speed == e1000_bus_speed_66) ? "66MHz" : "33MHz"),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
		((hw->bus_width == e1000_bus_width_64) ? "64-bit" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
		 (hw->bus_width == e1000_bus_width_pciex_4) ? "Width x4" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
		 (hw->bus_width == e1000_bus_width_pciex_1) ? "Width x1" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
		 "32-bit"));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	printk("%s\n", print_mac(mac, netdev->dev_addr));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	/* reset the hardware with the new settings */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	/* If the controller is 82573 and f/w is AMT, do not set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	 * DRV_LOAD until the interface is up.  For all other cases,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
	 * let the f/w know that the h/w is now under the control
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	 * of the driver. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	if (adapter->hw.mac_type != e1000_82573 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
	    !e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	// offer device to EtherCAT master module
1011
a0759d0dded4 Improved ecdev_offer().
Florian Pose <fp@igh-essen.com>
parents: 898
diff changeset
  1178
	adapter->ecdev = ecdev_offer(netdev, ec_poll, THIS_MODULE);
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	if (adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
		if (ecdev_open(adapter->ecdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
			ecdev_withdraw(adapter->ecdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
			goto err_register;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
		/* tell the stack to leave us alone until e1000_open() is called */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
		netif_carrier_off(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
		netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
		strcpy(netdev->name, "eth%d");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
		if ((err = register_netdev(netdev)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
			goto err_register;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
	DPRINTK(PROBE, INFO, "Intel(R) PRO/1000 Network Connection\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	cards_found++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
err_register:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
err_eeprom:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
	if (!e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
		e1000_phy_hw_reset(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
	if (adapter->hw.flash_address)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
		iounmap(adapter->hw.flash_address);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
err_flashmap:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
		dev_put(&adapter->polling_netdev[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
	kfree(adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
	kfree(adapter->polling_netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
err_sw_init:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
	iounmap(adapter->hw.hw_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
err_ioremap:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
	free_netdev(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
err_alloc_etherdev:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
	pci_release_regions(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
err_pci_reg:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
err_dma:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
 * e1000_remove - Device Removal Routine
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
 * @pdev: PCI device information struct
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
 * e1000_remove is called by the PCI subsystem to alert the driver
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
 * that it should release a PCI device.  The could be caused by a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
 * Hot-Plug event, or because the driver is going to be removed from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
 * memory.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
static void __devexit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
e1000_remove(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	cancel_work_sync(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	e1000_release_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
	 * would have already happened in close and is redundant. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
		dev_put(&adapter->polling_netdev[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	if (adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
		ecdev_close(adapter->ecdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
		ecdev_withdraw(adapter->ecdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
		unregister_netdev(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
	if (!e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
		e1000_phy_hw_reset(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	kfree(adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
	kfree(adapter->polling_netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
	iounmap(adapter->hw.hw_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	if (adapter->hw.flash_address)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
		iounmap(adapter->hw.flash_address);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	pci_release_regions(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	free_netdev(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
 * e1000_sw_init - Initialize general software structures (struct e1000_adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
 * @adapter: board private structure to initialize
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
 * e1000_sw_init initializes the Adapter private data structure.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
 * Fields are initialized based on PCI device information and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
 * OS network device settings (MTU size).
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
static int __devinit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
e1000_sw_init(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	/* PCI config space info */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	hw->vendor_id = pdev->vendor;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	hw->device_id = pdev->device;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
	hw->subsystem_vendor_id = pdev->subsystem_vendor;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	hw->subsystem_id = pdev->subsystem_device;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	hw->revision_id = pdev->revision;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
	adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	adapter->rx_ps_bsize0 = E1000_RXBUFFER_128;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	hw->max_frame_size = netdev->mtu +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
			     ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	hw->min_frame_size = MINIMUM_ETHERNET_FRAME_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	/* identify the MAC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	if (e1000_set_mac_type(hw)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
		DPRINTK(PROBE, ERR, "Unknown MAC Type\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
		return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	switch (hw->mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	case e1000_82541:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	case e1000_82547:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	case e1000_82541_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	case e1000_82547_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
		hw->phy_init_script = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	e1000_set_media_type(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	hw->wait_autoneg_complete = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	hw->tbi_compatibility_en = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	hw->adaptive_ifs = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	/* Copper options */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
	if (hw->media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
		hw->mdix = AUTO_ALL_MODES;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
		hw->disable_polarity_correction = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
		hw->master_slave = E1000_MASTER_SLAVE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	adapter->num_tx_queues = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	adapter->num_rx_queues = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
	if (e1000_alloc_queues(adapter)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
		DPRINTK(PROBE, ERR, "Unable to allocate memory for queues\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	for (i = 0; i < adapter->num_rx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
		adapter->polling_netdev[i].priv = adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
		dev_hold(&adapter->polling_netdev[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
		set_bit(__LINK_STATE_START, &adapter->polling_netdev[i].state);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	spin_lock_init(&adapter->tx_queue_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	/* Explicitly disable IRQ since the NIC can be in any state. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	atomic_set(&adapter->irq_sem, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	spin_lock_init(&adapter->stats_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
	set_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
 * e1000_alloc_queues - Allocate memory for all rings
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
 * @adapter: board private structure to initialize
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
 * We allocate one ring per queue at run-time since we don't know the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
 * number of queues at compile-time.  The polling_netdev array is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
 * intended for Multiqueue, but should work fine with a single queue.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
static int __devinit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
e1000_alloc_queues(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
	adapter->tx_ring = kcalloc(adapter->num_tx_queues,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	                           sizeof(struct e1000_tx_ring), GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	if (!adapter->tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	adapter->rx_ring = kcalloc(adapter->num_rx_queues,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	                           sizeof(struct e1000_rx_ring), GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	if (!adapter->rx_ring) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	adapter->polling_netdev = kcalloc(adapter->num_rx_queues,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	                                  sizeof(struct net_device),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	                                  GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	if (!adapter->polling_netdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
		kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
		kfree(adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
 * e1000_open - Called when a network interface is made active
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
 * Returns 0 on success, negative value on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
 * The open entry point is called when a network interface is made
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
 * active by the system (IFF_UP).  At this point all resources needed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
 * for transmit and receive operations are allocated, the interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
 * handler is registered with the OS, the watchdog timer is started,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
 * and the stack is notified that the interface is ready.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
e1000_open(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	int err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	/* disallow open during test */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
	if (test_bit(__E1000_TESTING, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
	/* allocate transmit descriptors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
	err = e1000_setup_all_tx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
	if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
		goto err_setup_tx;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
	/* allocate receive descriptors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	err = e1000_setup_all_rx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
		goto err_setup_rx;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	e1000_power_up_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
	/* If AMT is enabled, let the firmware know that the network
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
	 * interface is now open */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
	if (adapter->hw.mac_type == e1000_82573 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	    e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
	/* before we allocate an interrupt, we must be ready to handle it.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	 * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
	 * as soon as we call pci_request_irq, so we have to setup our
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	 * clean_rx handler before we do so.  */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
	e1000_configure(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
	err = e1000_request_irq(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
		goto err_req_irq;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
	/* From here on the code is the same as e1000_up() */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	clear_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
	napi_enable(&adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	/* fire a link status change interrupt to start the watchdog */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
err_req_irq:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	e1000_power_down_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	e1000_free_all_rx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
err_setup_rx:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	e1000_free_all_tx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
err_setup_tx:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
 * e1000_close - Disables a network interface
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
 * Returns 0, this is not allowed to fail
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
 * The close entry point is called when an interface is de-activated
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
 * by the OS.  The hardware is still under the drivers control, but
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
 * needs to be disabled.  A global MAC reset is issued to stop the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
 * hardware, and all transmit and receive resources are freed.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
e1000_close(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
	WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
	e1000_power_down_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
	e1000_free_irq(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
	e1000_free_all_tx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
	e1000_free_all_rx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
	/* kill manageability vlan ID if supported, but not if a vlan with
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	 * the same ID is registered on the host OS (let 8021q kill it) */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
	     !(adapter->vlgrp &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
	       vlan_group_get_device(adapter->vlgrp, adapter->mng_vlan_id))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
		e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	/* If AMT is enabled, let the firmware know that the network
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
	 * interface is now closed */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
	if (adapter->hw.mac_type == e1000_82573 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	    e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
 * e1000_check_64k_bound - check that memory doesn't cross 64kB boundary
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
 * @start: address of beginning of memory
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
 * @len: length of memory
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
e1000_check_64k_bound(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		      void *start, unsigned long len)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
	unsigned long begin = (unsigned long) start;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
	unsigned long end = begin + len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
	/* First rev 82545 and 82546 need to not allow any memory
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
	 * write location to cross 64k boundary due to errata 23 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	if (adapter->hw.mac_type == e1000_82545 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
	    adapter->hw.mac_type == e1000_82546) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
		return ((begin ^ (end - 1)) >> 16) != 0 ? FALSE : TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	return TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
 * e1000_setup_tx_resources - allocate Tx resources (Descriptors)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
 * @txdr:    tx descriptor ring (for a specific queue) to setup
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
 * Return 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
e1000_setup_tx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
                         struct e1000_tx_ring *txdr)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	int size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	size = sizeof(struct e1000_buffer) * txdr->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
	txdr->buffer_info = vmalloc(size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
	if (!txdr->buffer_info) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
		"Unable to allocate memory for the transmit descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	memset(txdr->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	/* round up to nearest 4K */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	txdr->size = ALIGN(txdr->size, 4096);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	if (!txdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
setup_tx_desc_die:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
		vfree(txdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
		"Unable to allocate memory for the transmit descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
	/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
	if (!e1000_check_64k_bound(adapter, txdr->desc, txdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
		void *olddesc = txdr->desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
		dma_addr_t olddma = txdr->dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		DPRINTK(TX_ERR, ERR, "txdr align check failed: %u bytes "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
				     "at %p\n", txdr->size, txdr->desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
		/* Try again, without freeing the previous */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
		/* Failed allocation, critical failure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		if (!txdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
			goto setup_tx_desc_die;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		if (!e1000_check_64k_bound(adapter, txdr->desc, txdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
			/* give up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
			pci_free_consistent(pdev, txdr->size, txdr->desc,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
					    txdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
				"Unable to allocate aligned memory "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
				"for the transmit descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
			vfree(txdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
			return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
			/* Free old allocation, new allocation was successful */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
	memset(txdr->desc, 0, txdr->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
	txdr->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	txdr->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
	spin_lock_init(&txdr->tx_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
 * e1000_setup_all_tx_resources - wrapper to allocate Tx resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
 * 				  (Descriptors) for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
 * Return 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
e1000_setup_all_tx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
	int i, err = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	for (i = 0; i < adapter->num_tx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		err = e1000_setup_tx_resources(adapter, &adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		if (err) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
				"Allocation for Tx Queue %u failed\n", i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
			for (i-- ; i >= 0; i--)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
				e1000_free_tx_resources(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
							&adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
 * e1000_configure_tx - Configure 8254x Transmit Unit after Reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
 * Configure the Tx unit of the MAC after a reset.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
e1000_configure_tx(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	uint64_t tdba;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	uint32_t tdlen, tctl, tipg, tarc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	uint32_t ipgr1, ipgr2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	/* Setup the HW Tx Head and Tail descriptor pointers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
	switch (adapter->num_tx_queues) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
	case 1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
		tdba = adapter->tx_ring[0].dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
		tdlen = adapter->tx_ring[0].count *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
			sizeof(struct e1000_tx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
		E1000_WRITE_REG(hw, TDLEN, tdlen);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
		E1000_WRITE_REG(hw, TDBAH, (tdba >> 32));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
		E1000_WRITE_REG(hw, TDBAL, (tdba & 0x00000000ffffffffULL));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		E1000_WRITE_REG(hw, TDT, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		E1000_WRITE_REG(hw, TDH, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
		adapter->tx_ring[0].tdh = ((hw->mac_type >= e1000_82543) ? E1000_TDH : E1000_82542_TDH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
		adapter->tx_ring[0].tdt = ((hw->mac_type >= e1000_82543) ? E1000_TDT : E1000_82542_TDT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
	/* Set the default values for the Tx Inter Packet Gap timer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
	if (adapter->hw.mac_type <= e1000_82547_rev_2 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
	    (hw->media_type == e1000_media_type_fiber ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	     hw->media_type == e1000_media_type_internal_serdes))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
		tipg = DEFAULT_82543_TIPG_IPGT_FIBER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
		tipg = DEFAULT_82543_TIPG_IPGT_COPPER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	switch (hw->mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	case e1000_82542_rev2_0:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	case e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
		tipg = DEFAULT_82542_TIPG_IPGT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
		ipgr1 = DEFAULT_82542_TIPG_IPGR1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
		ipgr2 = DEFAULT_82542_TIPG_IPGR2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
		ipgr2 = DEFAULT_80003ES2LAN_TIPG_IPGR2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
		ipgr2 = DEFAULT_82543_TIPG_IPGR2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	tipg |= ipgr1 << E1000_TIPG_IPGR1_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
	tipg |= ipgr2 << E1000_TIPG_IPGR2_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	E1000_WRITE_REG(hw, TIPG, tipg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	/* Set the Tx Interrupt Delay register */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	E1000_WRITE_REG(hw, TIDV, adapter->tx_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	if (hw->mac_type >= e1000_82540)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
		E1000_WRITE_REG(hw, TADV, adapter->tx_abs_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
	/* Program the Transmit Control Register */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	tctl = E1000_READ_REG(hw, TCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	tctl &= ~E1000_TCTL_CT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	tctl |= E1000_TCTL_PSP | E1000_TCTL_RTLC |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
		(E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
	if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
		tarc = E1000_READ_REG(hw, TARC0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
		/* set the speed mode bit, we'll clear it if we're not at
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		 * gigabit link later */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
		tarc |= (1 << 21);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
		E1000_WRITE_REG(hw, TARC0, tarc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	} else if (hw->mac_type == e1000_80003es2lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		tarc = E1000_READ_REG(hw, TARC0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		tarc |= 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
		E1000_WRITE_REG(hw, TARC0, tarc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		tarc = E1000_READ_REG(hw, TARC1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		tarc |= 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
		E1000_WRITE_REG(hw, TARC1, tarc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	e1000_config_collision_dist(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	/* Setup Transmit Descriptor Settings for eop descriptor */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
	adapter->txd_cmd = E1000_TXD_CMD_EOP | E1000_TXD_CMD_IFCS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	/* only set IDE if we are delaying interrupts using the timers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	if (adapter->tx_int_delay)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
		adapter->txd_cmd |= E1000_TXD_CMD_IDE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	if (hw->mac_type < e1000_82543)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		adapter->txd_cmd |= E1000_TXD_CMD_RPS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
		adapter->txd_cmd |= E1000_TXD_CMD_RS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	/* Cache if we're 82544 running in PCI-X because we'll
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
	 * need this to apply a workaround later in the send path. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	if (hw->mac_type == e1000_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	    hw->bus_type == e1000_bus_type_pcix)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
		adapter->pcix_82544 = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	E1000_WRITE_REG(hw, TCTL, tctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
 * e1000_setup_rx_resources - allocate Rx resources (Descriptors)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
 * @rxdr:    rx descriptor ring (for a specific queue) to setup
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
e1000_setup_rx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
                         struct e1000_rx_ring *rxdr)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	int size, desc_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	size = sizeof(struct e1000_buffer) * rxdr->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	rxdr->buffer_info = vmalloc(size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	if (!rxdr->buffer_info) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	memset(rxdr->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	rxdr->ps_page = kcalloc(rxdr->count, sizeof(struct e1000_ps_page),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	                        GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
	if (!rxdr->ps_page) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
		vfree(rxdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	rxdr->ps_page_dma = kcalloc(rxdr->count,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
	                            sizeof(struct e1000_ps_page_dma),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	                            GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	if (!rxdr->ps_page_dma) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
		vfree(rxdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
		kfree(rxdr->ps_page);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	if (adapter->hw.mac_type <= e1000_82547_rev_2)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
		desc_len = sizeof(struct e1000_rx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
		desc_len = sizeof(union e1000_rx_desc_packet_split);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
	/* Round up to nearest 4K */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	rxdr->size = rxdr->count * desc_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	rxdr->size = ALIGN(rxdr->size, 4096);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	if (!rxdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
setup_rx_desc_die:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
		vfree(rxdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
		kfree(rxdr->ps_page);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
		kfree(rxdr->ps_page_dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
	/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
	if (!e1000_check_64k_bound(adapter, rxdr->desc, rxdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
		void *olddesc = rxdr->desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
		dma_addr_t olddma = rxdr->dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		DPRINTK(RX_ERR, ERR, "rxdr align check failed: %u bytes "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
				     "at %p\n", rxdr->size, rxdr->desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		/* Try again, without freeing the previous */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
		/* Failed allocation, critical failure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
		if (!rxdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
				"Unable to allocate memory "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
				"for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
			goto setup_rx_desc_die;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
		if (!e1000_check_64k_bound(adapter, rxdr->desc, rxdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
			/* give up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
			pci_free_consistent(pdev, rxdr->size, rxdr->desc,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
					    rxdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
				"Unable to allocate aligned memory "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
				"for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
			goto setup_rx_desc_die;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
			/* Free old allocation, new allocation was successful */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	memset(rxdr->desc, 0, rxdr->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	rxdr->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	rxdr->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
 * e1000_setup_all_rx_resources - wrapper to allocate Rx resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
 * 				  (Descriptors) for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
 * Return 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
e1000_setup_all_rx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
	int i, err = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	for (i = 0; i < adapter->num_rx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		err = e1000_setup_rx_resources(adapter, &adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		if (err) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
				"Allocation for Rx Queue %u failed\n", i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
			for (i-- ; i >= 0; i--)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
				e1000_free_rx_resources(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
							&adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
 * e1000_setup_rctl - configure the receive control registers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
 * @adapter: Board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
			(((S) & (PAGE_SIZE - 1)) ? 1 : 0))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
e1000_setup_rctl(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	uint32_t rctl, rfctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
	uint32_t psrctl = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
#ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	uint32_t pages = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	rctl &= ~(3 << E1000_RCTL_MO_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
	rctl |= E1000_RCTL_EN | E1000_RCTL_BAM |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
		E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		(adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	if (adapter->hw.tbi_compatibility_on == 1)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		rctl |= E1000_RCTL_SBP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
		rctl &= ~E1000_RCTL_SBP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	if (adapter->netdev->mtu <= ETH_DATA_LEN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		rctl &= ~E1000_RCTL_LPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		rctl |= E1000_RCTL_LPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
	/* Setup buffer sizes */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	rctl &= ~E1000_RCTL_SZ_4096;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	rctl |= E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	switch (adapter->rx_buffer_len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		case E1000_RXBUFFER_256:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
			rctl |= E1000_RCTL_SZ_256;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		case E1000_RXBUFFER_512:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
			rctl |= E1000_RCTL_SZ_512;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
		case E1000_RXBUFFER_1024:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
			rctl |= E1000_RCTL_SZ_1024;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
		case E1000_RXBUFFER_2048:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
		default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
			rctl |= E1000_RCTL_SZ_2048;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
		case E1000_RXBUFFER_4096:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
			rctl |= E1000_RCTL_SZ_4096;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		case E1000_RXBUFFER_8192:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
			rctl |= E1000_RCTL_SZ_8192;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
		case E1000_RXBUFFER_16384:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
			rctl |= E1000_RCTL_SZ_16384;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
#ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	/* 82571 and greater support packet-split where the protocol
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
	 * header is placed in skb->data and the packet data is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	 * placed in pages hanging off of skb_shinfo(skb)->nr_frags.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	 * In the case of a non-split, skb->data is linearly filled,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	 * followed by the page buffers.  Therefore, skb->data is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	 * sized to hold the largest protocol header.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	/* allocations using alloc_page take too long for regular MTU
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
	 * so only enable packet split for jumbo frames */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	pages = PAGE_USE_COUNT(adapter->netdev->mtu);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	if ((adapter->hw.mac_type >= e1000_82571) && (pages <= 3) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	    PAGE_SIZE <= 16384 && (rctl & E1000_RCTL_LPE))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
		adapter->rx_ps_pages = pages;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		adapter->rx_ps_pages = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
	if (adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
		/* Configure extra packet-split registers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
		rfctl = E1000_READ_REG(&adapter->hw, RFCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
		rfctl |= E1000_RFCTL_EXTEN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
		/* disable packet split support for IPv6 extension headers,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		 * because some malformed IPv6 headers can hang the RX */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
		rfctl |= (E1000_RFCTL_IPV6_EX_DIS |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		          E1000_RFCTL_NEW_IPV6_EXT_DIS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
		E1000_WRITE_REG(&adapter->hw, RFCTL, rfctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		rctl |= E1000_RCTL_DTYP_PS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		psrctl |= adapter->rx_ps_bsize0 >>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
			E1000_PSRCTL_BSIZE0_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		switch (adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		case 3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
			psrctl |= PAGE_SIZE <<
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
				E1000_PSRCTL_BSIZE3_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		case 2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
			psrctl |= PAGE_SIZE <<
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
				E1000_PSRCTL_BSIZE2_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
		case 1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
			psrctl |= PAGE_SIZE >>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
				E1000_PSRCTL_BSIZE1_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		E1000_WRITE_REG(&adapter->hw, PSRCTL, psrctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
 * e1000_configure_rx - Configure 8254x Receive Unit after Reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
 * Configure the Rx unit of the MAC after a reset.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
e1000_configure_rx(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	uint64_t rdba;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
	uint32_t rdlen, rctl, rxcsum, ctrl_ext;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	if (adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		/* this is a 32 byte descriptor */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
		rdlen = adapter->rx_ring[0].count *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
			sizeof(union e1000_rx_desc_packet_split);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		adapter->clean_rx = e1000_clean_rx_irq_ps;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers_ps;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
		rdlen = adapter->rx_ring[0].count *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
			sizeof(struct e1000_rx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		adapter->clean_rx = e1000_clean_rx_irq;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	/* disable receives while setting up the descriptors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
	rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
	E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
	/* set the Receive Delay Timer Register */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	E1000_WRITE_REG(hw, RDTR, adapter->rx_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	if (hw->mac_type >= e1000_82540) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
		E1000_WRITE_REG(hw, RADV, adapter->rx_abs_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		if (adapter->itr_setting != 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
			E1000_WRITE_REG(hw, ITR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
				1000000000 / (adapter->itr * 256));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	if (hw->mac_type >= e1000_82571) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
		ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		/* Reset delay timers after every interrupt */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		/* Auto-Mask interrupts upon ICR access */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		ctrl_ext |= E1000_CTRL_EXT_IAME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
		E1000_WRITE_REG(hw, IAM, 0xffffffff);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
		E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
		E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	/* Setup the HW Rx Head and Tail Descriptor Pointers and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
	 * the Base and Length of the Rx Descriptor Ring */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	switch (adapter->num_rx_queues) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	case 1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		rdba = adapter->rx_ring[0].dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		E1000_WRITE_REG(hw, RDLEN, rdlen);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		E1000_WRITE_REG(hw, RDBAH, (rdba >> 32));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
		E1000_WRITE_REG(hw, RDBAL, (rdba & 0x00000000ffffffffULL));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		E1000_WRITE_REG(hw, RDT, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
		E1000_WRITE_REG(hw, RDH, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
		adapter->rx_ring[0].rdh = ((hw->mac_type >= e1000_82543) ? E1000_RDH : E1000_82542_RDH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
		adapter->rx_ring[0].rdt = ((hw->mac_type >= e1000_82543) ? E1000_RDT : E1000_82542_RDT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	/* Enable 82543 Receive Checksum Offload for TCP and UDP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	if (hw->mac_type >= e1000_82543) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
		rxcsum = E1000_READ_REG(hw, RXCSUM);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
		if (adapter->rx_csum == TRUE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
			rxcsum |= E1000_RXCSUM_TUOFL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
			/* Enable 82571 IPv4 payload checksum for UDP fragments
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
			 * Must be used in conjunction with packet-split. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
			if ((hw->mac_type >= e1000_82571) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
			    (adapter->rx_ps_pages)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
				rxcsum |= E1000_RXCSUM_IPPCSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
			rxcsum &= ~E1000_RXCSUM_TUOFL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
			/* don't need to clear IPPCSE as it defaults to 0 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		E1000_WRITE_REG(hw, RXCSUM, rxcsum);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	/* enable early receives on 82573, only takes effect if using > 2048
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	 * byte total frame size.  for example only for jumbo frames */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
#define E1000_ERT_2048 0x100
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	if (hw->mac_type == e1000_82573)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		E1000_WRITE_REG(hw, ERT, E1000_ERT_2048);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	/* Enable Receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
	E1000_WRITE_REG(hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
 * e1000_free_tx_resources - Free Tx Resources per Queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
 * @tx_ring: Tx descriptor ring for a specific queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
 * Free all transmit software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
e1000_free_tx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
                        struct e1000_tx_ring *tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	e1000_clean_tx_ring(adapter, tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
	vfree(tx_ring->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
	tx_ring->buffer_info = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, tx_ring->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
	tx_ring->desc = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
 * e1000_free_all_tx_resources - Free Tx Resources for All Queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
 * Free all transmit software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
e1000_free_all_tx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	for (i = 0; i < adapter->num_tx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
		e1000_free_tx_resources(adapter, &adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
e1000_unmap_and_free_tx_resource(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
			struct e1000_buffer *buffer_info)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	if (buffer_info->dma) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
		pci_unmap_page(adapter->pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
				buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
				buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
				PCI_DMA_TODEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
		buffer_info->dma = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	if (buffer_info->skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
		dev_kfree_skb_any(buffer_info->skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
		buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	/* buffer_info must be completely set up in the transmit path */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
 * e1000_clean_tx_ring - Free Tx Buffers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
 * @tx_ring: ring to be cleaned
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
e1000_clean_tx_ring(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
                    struct e1000_tx_ring *tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	unsigned long size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	/* Free all the Tx ring sk_buffs */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	for (i = 0; i < tx_ring->count; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
		e1000_unmap_and_free_tx_resource(adapter, buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	size = sizeof(struct e1000_buffer) * tx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	memset(tx_ring->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	/* Zero out the descriptor ring */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	memset(tx_ring->desc, 0, tx_ring->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	tx_ring->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
	tx_ring->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	tx_ring->last_tx_tso = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	writel(0, adapter->hw.hw_addr + tx_ring->tdh);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	writel(0, adapter->hw.hw_addr + tx_ring->tdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
 * e1000_clean_all_tx_rings - Free Tx Buffers for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
e1000_clean_all_tx_rings(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	for (i = 0; i < adapter->num_tx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
		e1000_clean_tx_ring(adapter, &adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
 * e1000_free_rx_resources - Free Rx Resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
 * @rx_ring: ring to clean the resources from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
 * Free all receive software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
e1000_free_rx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
                        struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
	e1000_clean_rx_ring(adapter, rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	vfree(rx_ring->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	rx_ring->buffer_info = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	kfree(rx_ring->ps_page);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	rx_ring->ps_page = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	kfree(rx_ring->ps_page_dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
	rx_ring->ps_page_dma = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, rx_ring->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	rx_ring->desc = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
 * e1000_free_all_rx_resources - Free Rx Resources for All Queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
 * Free all receive software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
e1000_free_all_rx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
		e1000_free_rx_resources(adapter, &adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
 * e1000_clean_rx_ring - Free Rx Buffers per Queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
 * @rx_ring: ring to free buffers from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
e1000_clean_rx_ring(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
                    struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
	struct e1000_ps_page *ps_page;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	struct e1000_ps_page_dma *ps_page_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	unsigned long size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	unsigned int i, j;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	/* Free all the Rx ring sk_buffs */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	for (i = 0; i < rx_ring->count; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
		buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
		if (buffer_info->skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
			pci_unmap_single(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
					 buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
					 buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
					 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
			dev_kfree_skb(buffer_info->skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
			buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
		ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		for (j = 0; j < adapter->rx_ps_pages; j++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
			if (!ps_page->ps_page[j]) break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
			pci_unmap_page(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
				       ps_page_dma->ps_page_dma[j],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
				       PAGE_SIZE, PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
			ps_page_dma->ps_page_dma[j] = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
			put_page(ps_page->ps_page[j]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
			ps_page->ps_page[j] = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
	size = sizeof(struct e1000_buffer) * rx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
	memset(rx_ring->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	size = sizeof(struct e1000_ps_page) * rx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	memset(rx_ring->ps_page, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	size = sizeof(struct e1000_ps_page_dma) * rx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	memset(rx_ring->ps_page_dma, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	/* Zero out the descriptor ring */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	memset(rx_ring->desc, 0, rx_ring->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	rx_ring->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	rx_ring->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	writel(0, adapter->hw.hw_addr + rx_ring->rdh);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
	writel(0, adapter->hw.hw_addr + rx_ring->rdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
 * e1000_clean_all_rx_rings - Free Rx Buffers for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
e1000_clean_all_rx_rings(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
		e1000_clean_rx_ring(adapter, &adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
/* The 82542 2.0 (revision 2) needs to have the receive unit in reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
 * and memory write and invalidate disabled for certain operations
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
e1000_enter_82542_rst(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	uint32_t rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	e1000_pci_clear_mwi(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	rctl |= E1000_RCTL_RST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	mdelay(5);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	if (!adapter->ecdev && netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
		e1000_clean_all_rx_rings(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
e1000_leave_82542_rst(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
	uint32_t rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	rctl &= ~E1000_RCTL_RST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
	E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
	mdelay(5);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	if (adapter->hw.pci_cmd_word & PCI_COMMAND_INVALIDATE)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
		e1000_pci_set_mwi(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	if (!adapter->netdev && netif_running(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
		/* No need to loop, because 82542 supports only 1 queue */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
		struct e1000_rx_ring *ring = &adapter->rx_ring[0];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
		e1000_configure_rx(adapter);
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2405
		if (adapter->ecdev) { 
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2406
			/* fill rx ring completely! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2407
			adapter->alloc_rx_buf(adapter, ring, ring->count);
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2408
		} else {
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2409
            /* this one leaves the last ring element unallocated! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2410
			adapter->alloc_rx_buf(adapter, ring, E1000_DESC_UNUSED(ring));
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2411
		}
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2412
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
 * e1000_set_mac - Change the Ethernet Address of the NIC
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
 * @p: pointer to an address structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
e1000_set_mac(struct net_device *netdev, void *p)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
	struct sockaddr *addr = p;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
	if (!is_valid_ether_addr(addr->sa_data))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
		return -EADDRNOTAVAIL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
	/* 82542 2.0 needs to be in reset to write receive address registers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	if (adapter->hw.mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
		e1000_enter_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	memcpy(adapter->hw.mac_addr, addr->sa_data, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
	e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	/* With 82571 controllers, LAA may be overwritten (with the default)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	 * due to controller reset from the other port. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	if (adapter->hw.mac_type == e1000_82571) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
		/* activate the work around */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		adapter->hw.laa_is_present = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		/* Hold a copy of the LAA in RAR[14] This is done so that
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
		 * between the time RAR[0] gets clobbered  and the time it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
		 * gets fixed (in e1000_watchdog), the actual LAA is in one
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		 * of the RARs and no incoming packets directed to this port
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		 * are dropped. Eventaully the LAA will be in RAR[0] and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		 * RAR[14] */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
		e1000_rar_set(&adapter->hw, adapter->hw.mac_addr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
					E1000_RAR_ENTRIES - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	if (adapter->hw.mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
		e1000_leave_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
 * e1000_set_multi - Multicast and Promiscuous mode set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
 * The set_multi entry point is called whenever the multicast address
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
 * list or the network interface flags are updated.  This routine is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
 * responsible for configuring the hardware for proper multicast,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
 * promiscuous mode, and all-multi behavior.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
e1000_set_multi(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	struct dev_mc_list *mc_ptr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
	uint32_t rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
	uint32_t hash_value;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	int i, rar_entries = E1000_RAR_ENTRIES;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	int mta_reg_count = (hw->mac_type == e1000_ich8lan) ?
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
				E1000_NUM_MTA_REGISTERS_ICH8LAN :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
				E1000_NUM_MTA_REGISTERS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	if (adapter->hw.mac_type == e1000_ich8lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
		rar_entries = E1000_RAR_ENTRIES_ICH8LAN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	/* reserve RAR[14] for LAA over-write work-around */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
	if (adapter->hw.mac_type == e1000_82571)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
		rar_entries--;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	/* Check for Promiscuous and All Multicast modes */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	if (netdev->flags & IFF_PROMISC) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
		rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	} else if (netdev->flags & IFF_ALLMULTI) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
		rctl |= E1000_RCTL_MPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
		rctl &= ~E1000_RCTL_UPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
		rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	E1000_WRITE_REG(hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	/* 82542 2.0 needs to be in reset to write receive address registers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	if (hw->mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
		e1000_enter_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
	/* load the first 14 multicast address into the exact filters 1-14
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
	 * RAR 0 is used for the station MAC adddress
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
	 * if there are not 14 addresses, go ahead and clear the filters
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	 * -- with 82571 controllers only 0-13 entries are filled here
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	mc_ptr = netdev->mc_list;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	for (i = 1; i < rar_entries; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
		if (mc_ptr) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
			e1000_rar_set(hw, mc_ptr->dmi_addr, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
			mc_ptr = mc_ptr->next;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
			E1000_WRITE_REG_ARRAY(hw, RA, i << 1, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
			E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
			E1000_WRITE_REG_ARRAY(hw, RA, (i << 1) + 1, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
			E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	/* clear the old settings from the multicast hash table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
	for (i = 0; i < mta_reg_count; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
		E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	/* load any remaining addresses into the hash table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	for (; mc_ptr; mc_ptr = mc_ptr->next) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
		hash_value = e1000_hash_mc_addr(hw, mc_ptr->dmi_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
		e1000_mta_set(hw, hash_value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	if (hw->mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
		e1000_leave_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
/* Need to wait a few seconds after link up to get diagnostic information from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
 * the phy */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
e1000_update_phy_info(unsigned long data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	e1000_phy_get_info(&adapter->hw, &adapter->phy_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
 * e1000_82547_tx_fifo_stall - Timer Call-back
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
 * @data: pointer to adapter cast into an unsigned long
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
e1000_82547_tx_fifo_stall(unsigned long data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	uint32_t tctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	if (atomic_read(&adapter->tx_fifo_stall)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
		if ((E1000_READ_REG(&adapter->hw, TDT) ==
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
		    E1000_READ_REG(&adapter->hw, TDH)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
		   (E1000_READ_REG(&adapter->hw, TDFT) ==
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
		    E1000_READ_REG(&adapter->hw, TDFH)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
		   (E1000_READ_REG(&adapter->hw, TDFTS) ==
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		    E1000_READ_REG(&adapter->hw, TDFHS))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
			tctl = E1000_READ_REG(&adapter->hw, TCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
			E1000_WRITE_REG(&adapter->hw, TCTL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
					tctl & ~E1000_TCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
			E1000_WRITE_REG(&adapter->hw, TDFT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
			E1000_WRITE_REG(&adapter->hw, TDFH,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
			E1000_WRITE_REG(&adapter->hw, TDFTS,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
			E1000_WRITE_REG(&adapter->hw, TDFHS,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
			E1000_WRITE_REG(&adapter->hw, TCTL, tctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
			E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
			adapter->tx_fifo_head = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
			atomic_set(&adapter->tx_fifo_stall, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
			if (!adapter->ecdev) netif_wake_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
			if (!adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
				mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
 * e1000_watchdog - Timer Call-back
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
 * @data: pointer to adapter cast into an unsigned long
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
e1000_watchdog(unsigned long data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	struct e1000_tx_ring *txdr = adapter->tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	uint32_t link, tctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	int32_t ret_val;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	ret_val = e1000_check_for_link(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	if ((ret_val == E1000_ERR_PHY) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	    (adapter->hw.phy_type == e1000_phy_igp_3) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	    (E1000_READ_REG(&adapter->hw, CTRL) & E1000_PHY_CTRL_GBE_DISABLE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
		/* See e1000_kumeran_lock_loss_workaround() */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
		DPRINTK(LINK, INFO,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
			"Gigabit has been disabled, downgrading speed\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	if (adapter->hw.mac_type == e1000_82573) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
		e1000_enable_tx_pkt_filtering(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
		if (adapter->mng_vlan_id != adapter->hw.mng_cookie.vlan_id)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
			e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
	if ((adapter->hw.media_type == e1000_media_type_internal_serdes) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	   !(E1000_READ_REG(&adapter->hw, TXCW) & E1000_TXCW_ANE))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
		link = !adapter->hw.serdes_link_down;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
		link = E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	if (link) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
		if ((adapter->ecdev && !ecdev_get_link(adapter->ecdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
				|| (!adapter->ecdev && !netif_carrier_ok(netdev))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
			uint32_t ctrl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
			boolean_t txb2b = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
			e1000_get_speed_and_duplex(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
			                           &adapter->link_speed,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
			                           &adapter->link_duplex);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
			ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
			DPRINTK(LINK, INFO, "NIC Link is Up %d Mbps %s, "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
			        "Flow Control: %s\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
			        adapter->link_speed,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
			        adapter->link_duplex == FULL_DUPLEX ?
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
			        "Full Duplex" : "Half Duplex",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
			        ((ctrl & E1000_CTRL_TFCE) && (ctrl &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
			        E1000_CTRL_RFCE)) ? "RX/TX" : ((ctrl &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
			        E1000_CTRL_RFCE) ? "RX" : ((ctrl &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
			        E1000_CTRL_TFCE) ? "TX" : "None" )));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
			/* tweak tx_queue_len according to speed/duplex
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
			 * and adjust the timeout factor */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
			netdev->tx_queue_len = adapter->tx_queue_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
			adapter->tx_timeout_factor = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
			switch (adapter->link_speed) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
			case SPEED_10:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
				txb2b = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
				netdev->tx_queue_len = 10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
				adapter->tx_timeout_factor = 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
			case SPEED_100:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
				txb2b = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
				netdev->tx_queue_len = 100;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
				/* maybe add some timeout factor ? */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
			if ((adapter->hw.mac_type == e1000_82571 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
			     adapter->hw.mac_type == e1000_82572) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
			    txb2b == 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
				uint32_t tarc0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
				tarc0 = E1000_READ_REG(&adapter->hw, TARC0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
				tarc0 &= ~(1 << 21);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
				E1000_WRITE_REG(&adapter->hw, TARC0, tarc0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
			/* disable TSO for pcie and 10/100 speeds, to avoid
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
			 * some hardware issues */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
			if (!adapter->tso_force &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
			    adapter->hw.bus_type == e1000_bus_type_pci_express){
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
				switch (adapter->link_speed) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
				case SPEED_10:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
				case SPEED_100:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
					DPRINTK(PROBE,INFO,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
				        "10/100 speed: disabling TSO\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
					netdev->features &= ~NETIF_F_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
					netdev->features &= ~NETIF_F_TSO6;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
				case SPEED_1000:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
					netdev->features |= NETIF_F_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
					netdev->features |= NETIF_F_TSO6;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
				default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
					/* oops */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
			/* enable transmits in the hardware, need to do this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
			 * after setting TARC0 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
			tctl = E1000_READ_REG(&adapter->hw, TCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
			tctl |= E1000_TCTL_EN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
			E1000_WRITE_REG(&adapter->hw, TCTL, tctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
			if (adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
				ecdev_set_link(adapter->ecdev, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
				netif_carrier_on(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
				netif_wake_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
				mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
			adapter->smartspeed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
			/* make sure the receive unit is started */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
			if (adapter->hw.rx_needs_kicking) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
				struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
				uint32_t rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
				E1000_WRITE_REG(hw, RCTL, rctl | E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
		if ((adapter->ecdev && ecdev_get_link(adapter->ecdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
				|| (!adapter->ecdev && netif_carrier_ok(netdev))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
			adapter->link_speed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
			adapter->link_duplex = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
			DPRINTK(LINK, INFO, "NIC Link is Down\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
			if (adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
				ecdev_set_link(adapter->ecdev, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
				netif_carrier_off(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
				netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
				mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
			/* 80003ES2LAN workaround--
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
			 * For packet buffer work-around on link down event;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
			 * disable receives in the ISR and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
			 * reset device here in the watchdog
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
			 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
			if (adapter->hw.mac_type == e1000_80003es2lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
				/* reset device */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
				schedule_work(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
		e1000_smartspeed(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	e1000_update_stats(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	adapter->hw.tx_packet_delta = adapter->stats.tpt - adapter->tpt_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	adapter->tpt_old = adapter->stats.tpt;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	adapter->hw.collision_delta = adapter->stats.colc - adapter->colc_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	adapter->colc_old = adapter->stats.colc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	adapter->gorcl = adapter->stats.gorcl - adapter->gorcl_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	adapter->gorcl_old = adapter->stats.gorcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	adapter->gotcl = adapter->stats.gotcl - adapter->gotcl_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	adapter->gotcl_old = adapter->stats.gotcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	e1000_update_adaptive(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	if (!adapter->ecdev && !netif_carrier_ok(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		if (E1000_DESC_UNUSED(txdr) + 1 < txdr->count) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
			/* We've lost link, so the controller stops DMA,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
			 * but we've got queued Tx work that's never going
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
			 * to get done, so reset controller to flush Tx.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
			 * (Do the reset outside of interrupt context). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
			adapter->tx_timeout_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
			schedule_work(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	/* Cause software interrupt to ensure rx ring is cleaned */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_RXDMT0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	/* Force detection of hung controller every watchdog period */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	if (!adapter->ecdev) adapter->detect_tx_hung = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	/* With 82571 controllers, LAA may be overwritten due to controller
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	 * reset from the other port. Set the appropriate LAA in RAR[0] */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	if (adapter->hw.mac_type == e1000_82571 && adapter->hw.laa_is_present)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
		e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	/* Reset the timer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	if (!adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
		mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 2 * HZ));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
enum latency_range {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	lowest_latency = 0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	low_latency = 1,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	bulk_latency = 2,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	latency_invalid = 255
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
};
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
 * e1000_update_itr - update the dynamic ITR value based on statistics
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
 *      Stores a new ITR value based on packets and byte
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
 *      counts during the last interrupt.  The advantage of per interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
 *      computation is faster updates and more accurate ITR for the current
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
 *      traffic pattern.  Constants in this function were computed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
 *      based on theoretical maximum wire speed and thresholds were set based
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
 *      on testing data as well as attempting to minimize response time
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
 *      while increasing bulk throughput.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
 *      this functionality is controlled by the InterruptThrottleRate module
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
 *      parameter (see e1000_param.c)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
 * @adapter: pointer to adapter
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
 * @itr_setting: current adapter->itr
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
 * @packets: the number of packets during this measurement interval
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
 * @bytes: the number of bytes during this measurement interval
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
                                   uint16_t itr_setting,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
                                   int packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
                                   int bytes)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	unsigned int retval = itr_setting;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	if (unlikely(hw->mac_type < e1000_82540))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
		goto update_itr_done;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	if (packets == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
		goto update_itr_done;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	switch (itr_setting) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	case lowest_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
		/* jumbo frames get bulk treatment*/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
		if (bytes/packets > 8000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
			retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
		else if ((packets < 5) && (bytes > 512))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
			retval = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
	case low_latency:  /* 50 usec aka 20000 ints/s */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
		if (bytes > 10000) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
			/* jumbo frames need bulk latency setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
			if (bytes/packets > 8000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
				retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
			else if ((packets < 10) || ((bytes/packets) > 1200))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
				retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
			else if ((packets > 35))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
				retval = lowest_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
		} else if (bytes/packets > 2000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
			retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
		else if (packets <= 2 && bytes < 512)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
			retval = lowest_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	case bulk_latency: /* 250 usec aka 4000 ints/s */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		if (bytes > 25000) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
			if (packets > 35)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
				retval = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
		} else if (bytes < 6000) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
			retval = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
update_itr_done:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	return retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
static void e1000_set_itr(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	uint16_t current_itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	uint32_t new_itr = adapter->itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	if (unlikely(hw->mac_type < e1000_82540))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	/* for non-gigabit speeds, just fix the interrupt rate at 4000 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	if (unlikely(adapter->link_speed != SPEED_1000)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
		current_itr = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		new_itr = 4000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		goto set_itr_now;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	adapter->tx_itr = e1000_update_itr(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	                            adapter->tx_itr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	                            adapter->total_tx_packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	                            adapter->total_tx_bytes);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
	/* conservative mode (itr 3) eliminates the lowest_latency setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	if (adapter->itr_setting == 3 && adapter->tx_itr == lowest_latency)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
		adapter->tx_itr = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	adapter->rx_itr = e1000_update_itr(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	                            adapter->rx_itr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	                            adapter->total_rx_packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	                            adapter->total_rx_bytes);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	/* conservative mode (itr 3) eliminates the lowest_latency setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	if (adapter->itr_setting == 3 && adapter->rx_itr == lowest_latency)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
		adapter->rx_itr = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	current_itr = max(adapter->rx_itr, adapter->tx_itr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	switch (current_itr) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	/* counts and packets in update_itr are dependent on these numbers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
	case lowest_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
		new_itr = 70000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	case low_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
		new_itr = 20000; /* aka hwitr = ~200 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
	case bulk_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
		new_itr = 4000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
set_itr_now:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	if (new_itr != adapter->itr) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
		/* this attempts to bias the interrupt rate towards Bulk
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
		 * by adding intermediate steps when interrupt rate is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
		 * increasing */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
		new_itr = new_itr > adapter->itr ?
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
		             min(adapter->itr + (new_itr >> 2), new_itr) :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
		             new_itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
		adapter->itr = new_itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
		E1000_WRITE_REG(hw, ITR, 1000000000 / (new_itr * 256));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
	return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
#define E1000_TX_FLAGS_CSUM		0x00000001
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
#define E1000_TX_FLAGS_VLAN		0x00000002
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
#define E1000_TX_FLAGS_TSO		0x00000004
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
#define E1000_TX_FLAGS_IPV4		0x00000008
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
#define E1000_TX_FLAGS_VLAN_MASK	0xffff0000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
#define E1000_TX_FLAGS_VLAN_SHIFT	16
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
          struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	struct e1000_context_desc *context_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
	uint32_t cmd_length = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	uint16_t ipcse = 0, tucse, mss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	uint8_t ipcss, ipcso, tucss, tucso, hdr_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	int err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	if (skb_is_gso(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
		if (skb_header_cloned(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
			err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
			if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
				return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
		mss = skb_shinfo(skb)->gso_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
		if (skb->protocol == htons(ETH_P_IP)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
			struct iphdr *iph = ip_hdr(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
			iph->tot_len = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
			iph->check = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
			tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
								 iph->daddr, 0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
								 IPPROTO_TCP,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
								 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
			cmd_length = E1000_TXD_CMD_IP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
			ipcse = skb_transport_offset(skb) - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
		} else if (skb->protocol == htons(ETH_P_IPV6)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
			ipv6_hdr(skb)->payload_len = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
			tcp_hdr(skb)->check =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
				~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
						 &ipv6_hdr(skb)->daddr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
						 0, IPPROTO_TCP, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
			ipcse = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
		ipcss = skb_network_offset(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
		ipcso = (void *)&(ip_hdr(skb)->check) - (void *)skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
		tucss = skb_transport_offset(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
		tucso = (void *)&(tcp_hdr(skb)->check) - (void *)skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
		tucse = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
		cmd_length |= (E1000_TXD_CMD_DEXT | E1000_TXD_CMD_TSE |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
			       E1000_TXD_CMD_TCP | (skb->len - (hdr_len)));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
		i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
		context_desc->lower_setup.ip_fields.ipcss  = ipcss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
		context_desc->lower_setup.ip_fields.ipcso  = ipcso;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
		context_desc->lower_setup.ip_fields.ipcse  = cpu_to_le16(ipcse);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
		context_desc->upper_setup.tcp_fields.tucss = tucss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		context_desc->upper_setup.tcp_fields.tucso = tucso;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		context_desc->upper_setup.tcp_fields.tucse = cpu_to_le16(tucse);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		context_desc->tcp_seg_setup.fields.mss     = cpu_to_le16(mss);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
		context_desc->tcp_seg_setup.fields.hdr_len = hdr_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
		context_desc->cmd_and_length = cpu_to_le32(cmd_length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
		buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
		if (++i == tx_ring->count) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
		tx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
		return TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	return FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
              struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	struct e1000_context_desc *context_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	uint8_t css;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
	if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		css = skb_transport_offset(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		context_desc->lower_setup.ip_config = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
		context_desc->upper_setup.tcp_fields.tucss = css;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		context_desc->upper_setup.tcp_fields.tucso =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
			css + skb->csum_offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		context_desc->upper_setup.tcp_fields.tucse = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		context_desc->tcp_seg_setup.data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
		context_desc->cmd_and_length = cpu_to_le32(E1000_TXD_CMD_DEXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
		buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
		buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
		tx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		return TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	return FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
#define E1000_MAX_TXD_PWR	12
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
#define E1000_MAX_DATA_PER_TXD	(1<<E1000_MAX_TXD_PWR)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
             struct sk_buff *skb, unsigned int first, unsigned int max_per_txd,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
             unsigned int nr_frags, unsigned int mss)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	unsigned int len = skb->len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	unsigned int offset = 0, size, count = 0, i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	unsigned int f;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	len -= skb->data_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	while (len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
		size = min(len, max_per_txd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
		/* Workaround for Controller erratum --
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
		 * descriptor for non-tso packet in a linear SKB that follows a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
		 * tso gets written back prematurely before the data is fully
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
		 * DMA'd to the controller */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
		if (!skb->data_len && tx_ring->last_tx_tso &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
		    !skb_is_gso(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
			tx_ring->last_tx_tso = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
			size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
		/* Workaround for premature desc write-backs
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
		 * in TSO mode.  Append 4-byte sentinel desc */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
		if (unlikely(mss && !nr_frags && size == len && size > 8))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
			size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
		/* work-around for errata 10 and it applies
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
		 * to all controllers in PCI-X mode
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
		 * The fix is to make sure that the first descriptor of a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
		 * packet is smaller than 2048 - 16 - 16 (or 2016) bytes
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
		if (unlikely((adapter->hw.bus_type == e1000_bus_type_pcix) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
		                (size > 2015) && count == 0))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
		        size = 2015;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
		/* Workaround for potential 82544 hang in PCI-X.  Avoid
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
		 * terminating buffers within evenly-aligned dwords. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
		if (unlikely(adapter->pcix_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
		   !((unsigned long)(skb->data + offset + size - 1) & 4) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
		   size > 4))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
			size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
		buffer_info->length = size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
		buffer_info->dma =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
			pci_map_single(adapter->pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
				skb->data + offset,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
				size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
				PCI_DMA_TODEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
		buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
		buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
		len -= size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
		offset += size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
		if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
	for (f = 0; f < nr_frags; f++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
		struct skb_frag_struct *frag;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
		frag = &skb_shinfo(skb)->frags[f];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
		len = frag->size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
		offset = frag->page_offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
		while (len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
			buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
			size = min(len, max_per_txd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
			/* Workaround for premature desc write-backs
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
			 * in TSO mode.  Append 4-byte sentinel desc */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
			if (unlikely(mss && f == (nr_frags-1) && size == len && size > 8))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
				size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
			/* Workaround for potential 82544 hang in PCI-X.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
			 * Avoid terminating buffers within evenly-aligned
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
			 * dwords. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
			if (unlikely(adapter->pcix_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
			   !((unsigned long)(frag->page+offset+size-1) & 4) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
			   size > 4))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
				size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
			buffer_info->length = size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
			buffer_info->dma =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
				pci_map_page(adapter->pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
					frag->page,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
					offset,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
					size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
					PCI_DMA_TODEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
			buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
			buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
			len -= size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
			offset += size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
			count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
			if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
	i = (i == 0) ? tx_ring->count - 1 : i - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
	tx_ring->buffer_info[i].skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	tx_ring->buffer_info[first].next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
	return count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
               int tx_flags, int count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
	struct e1000_tx_desc *tx_desc = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
	uint32_t txd_upper = 0, txd_lower = E1000_TXD_CMD_IFCS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	if (likely(tx_flags & E1000_TX_FLAGS_TSO)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
		txd_lower |= E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
		             E1000_TXD_CMD_TSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
		txd_upper |= E1000_TXD_POPTS_TXSM << 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
		if (likely(tx_flags & E1000_TX_FLAGS_IPV4))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
			txd_upper |= E1000_TXD_POPTS_IXSM << 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
	if (likely(tx_flags & E1000_TX_FLAGS_CSUM)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
		txd_lower |= E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
		txd_upper |= E1000_TXD_POPTS_TXSM << 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	if (unlikely(tx_flags & E1000_TX_FLAGS_VLAN)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
		txd_lower |= E1000_TXD_CMD_VLE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
		txd_upper |= (tx_flags & E1000_TX_FLAGS_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
	i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
	while (count--) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
		tx_desc = E1000_TX_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
		tx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
		tx_desc->lower.data =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
			cpu_to_le32(txd_lower | buffer_info->length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
		tx_desc->upper.data = cpu_to_le32(txd_upper);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
		if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
	tx_desc->lower.data |= cpu_to_le32(adapter->txd_cmd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
	/* Force memory writes to complete before letting h/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
	 * know there are new descriptors to fetch.  (Only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	 * applicable for weak-ordered memory model archs,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	 * such as IA-64). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
	wmb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	tx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
	writel(i, adapter->hw.hw_addr + tx_ring->tdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
	/* we need this if more than one processor can write to our tail
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
	 * at a time, it syncronizes IO on IA64/Altix systems */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
	mmiowb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
 * 82547 workaround to avoid controller hang in half-duplex environment.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
 * The workaround is to avoid queuing a large packet that would span
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
 * the internal Tx FIFO ring boundary by notifying the stack to resend
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
 * the packet at a later time.  This gives the Tx FIFO an opportunity to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
 * flush all packets.  When that occurs, we reset the Tx FIFO pointers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
 * to the beginning of the Tx FIFO.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
#define E1000_FIFO_HDR			0x10
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
#define E1000_82547_PAD_LEN		0x3E0
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
e1000_82547_fifo_workaround(struct e1000_adapter *adapter, struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	uint32_t fifo_space = adapter->tx_fifo_size - adapter->tx_fifo_head;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	uint32_t skb_fifo_len = skb->len + E1000_FIFO_HDR;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
	skb_fifo_len = ALIGN(skb_fifo_len, E1000_FIFO_HDR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	if (adapter->link_duplex != HALF_DUPLEX)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
		goto no_fifo_stall_required;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
	if (atomic_read(&adapter->tx_fifo_stall))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
		return 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	if (skb_fifo_len >= (E1000_82547_PAD_LEN + fifo_space)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
		atomic_set(&adapter->tx_fifo_stall, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
		return 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
no_fifo_stall_required:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
	adapter->tx_fifo_head += skb_fifo_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
	if (adapter->tx_fifo_head >= adapter->tx_fifo_size)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
		adapter->tx_fifo_head -= adapter->tx_fifo_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
#define MINIMUM_DHCP_PACKET_SIZE 282
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	struct e1000_hw *hw =  &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
	uint16_t length, offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
	if (vlan_tx_tag_present(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
		if (!((vlan_tx_tag_get(skb) == adapter->hw.mng_cookie.vlan_id) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
			( adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) )
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
			return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
	if (skb->len > MINIMUM_DHCP_PACKET_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
		struct ethhdr *eth = (struct ethhdr *) skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
		if ((htons(ETH_P_IP) == eth->h_proto)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
			const struct iphdr *ip =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
				(struct iphdr *)((uint8_t *)skb->data+14);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
			if (IPPROTO_UDP == ip->protocol) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
				struct udphdr *udp =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
					(struct udphdr *)((uint8_t *)ip +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
						(ip->ihl << 2));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
				if (ntohs(udp->dest) == 67) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
					offset = (uint8_t *)udp + 8 - skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
					length = skb->len - offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
					return e1000_mng_write_dhcp_info(hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
							(uint8_t *)udp + 8,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
							length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
static int __e1000_maybe_stop_tx(struct net_device *netdev, int size)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
	struct e1000_tx_ring *tx_ring = adapter->tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
	netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
	/* Herbert's original patch had:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
	 *  smp_mb__after_netif_stop_queue();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
	 * but since that doesn't exist yet, just open code it. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	smp_mb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	/* We need to check again in a case another CPU has just
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
	 * made room available. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
	if (likely(E1000_DESC_UNUSED(tx_ring) < size))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
	/* A reprieve! */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
	netif_start_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
	++adapter->restart_queue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
static int e1000_maybe_stop_tx(struct net_device *netdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
                               struct e1000_tx_ring *tx_ring, int size)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
	if (likely(E1000_DESC_UNUSED(tx_ring) >= size))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
		return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
	return __e1000_maybe_stop_tx(netdev, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
#define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1 )
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
	struct e1000_tx_ring *tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
	unsigned int first, max_per_txd = E1000_MAX_DATA_PER_TXD;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
	unsigned int max_txd_pwr = E1000_MAX_TXD_PWR;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
	unsigned int tx_flags = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
	unsigned int len = skb->len - skb->data_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
	unsigned long flags = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
	unsigned int nr_frags = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
	unsigned int mss = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
	int count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
	int tso;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
	unsigned int f;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
	/* This goes back to the question of how to logically map a tx queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
	 * to a flow.  Right now, performance is impacted slightly negatively
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
	 * if using multiple tx queues.  If the stack breaks away from a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
	 * single qdisc implementation, we can look at this again. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
	tx_ring = adapter->tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
	if (unlikely(skb->len <= 0)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
		if (!adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
			dev_kfree_skb_any(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
		return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
	/* 82571 and newer doesn't need the workaround that limited descriptor
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
	 * length to 4kB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
	if (adapter->hw.mac_type >= e1000_82571)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
		max_per_txd = 8192;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
	mss = skb_shinfo(skb)->gso_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
	/* The controller does a simple calculation to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
	 * make sure there is enough room in the FIFO before
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
	 * initiating the DMA for each buffer.  The calc is:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
	 * 4 = ceil(buffer len/mss).  To make sure we don't
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	 * overrun the FIFO, adjust the max buffer len if mss
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
	 * drops. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	if (mss) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
		uint8_t hdr_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
		max_per_txd = min(mss << 2, max_per_txd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
		max_txd_pwr = fls(max_per_txd) - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
		/* TSO Workaround for 82571/2/3 Controllers -- if skb->data
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
		* points to just header, pull a few bytes of payload from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
		* frags into skb->data */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
		if (skb->data_len && hdr_len == len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
			switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
				unsigned int pull_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
			case e1000_82544:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
				/* Make sure we have room to chop off 4 bytes,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
				 * and that the end alignment will work out to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
				 * this hardware's requirements
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
				 * NOTE: this is a TSO only workaround
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
				 * if end byte alignment not correct move us
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
				 * into the next dword */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
				if ((unsigned long)(skb_tail_pointer(skb) - 1) & 4)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
				/* fall through */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
			case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
			case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
			case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
			case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
				pull_size = min((unsigned int)4, skb->data_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
				if (!__pskb_pull_tail(skb, pull_size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
					DPRINTK(DRV, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
						"__pskb_pull_tail failed.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
					dev_kfree_skb_any(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
					return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
				len = skb->len - skb->data_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
			default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
				/* do nothing */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
	/* reserve a descriptor for the offload context */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	if ((mss) || (skb->ip_summed == CHECKSUM_PARTIAL))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
	count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
	/* Controller Erratum workaround */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
	if (!skb->data_len && tx_ring->last_tx_tso && !skb_is_gso(skb))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
	count += TXD_USE_COUNT(len, max_txd_pwr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
	if (adapter->pcix_82544)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
	/* work-around for errata 10 and it applies to all controllers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
	 * in PCI-X mode, so add one more descriptor to the count
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
	if (unlikely((adapter->hw.bus_type == e1000_bus_type_pcix) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
			(len > 2015)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
	nr_frags = skb_shinfo(skb)->nr_frags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
	for (f = 0; f < nr_frags; f++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
		count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
				       max_txd_pwr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
	if (adapter->pcix_82544)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
		count += nr_frags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
	if (adapter->hw.tx_pkt_filtering &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
	    (adapter->hw.mac_type == e1000_82573))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
		e1000_transfer_dhcp_info(adapter, skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
	if (!adapter->ecdev &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
			!spin_trylock_irqsave(&tx_ring->tx_lock, flags)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
		/* Collision - tell upper layer to requeue */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
		return NETDEV_TX_LOCKED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
	/* need: count + 2 desc gap to keep tail from touching
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
	 * head, otherwise try next time */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
	if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2))) {
1154
04bcd38cf8dc Fixed missing protection for a spin_lock_irqrestore() call.
Florian Pose <fp@igh-essen.com>
parents: 1152
diff changeset
  3443
		if (!adapter->ecdev) {
04bcd38cf8dc Fixed missing protection for a spin_lock_irqrestore() call.
Florian Pose <fp@igh-essen.com>
parents: 1152
diff changeset
  3444
			spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
04bcd38cf8dc Fixed missing protection for a spin_lock_irqrestore() call.
Florian Pose <fp@igh-essen.com>
parents: 1152
diff changeset
  3445
		}
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
		return NETDEV_TX_BUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
	if (unlikely(adapter->hw.mac_type == e1000_82547)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
		if (unlikely(e1000_82547_fifo_workaround(adapter, skb))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
			if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
				netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
				mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
				spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
			return NETDEV_TX_BUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
	if (unlikely(adapter->vlgrp && vlan_tx_tag_present(skb))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
		tx_flags |= E1000_TX_FLAGS_VLAN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
		tx_flags |= (vlan_tx_tag_get(skb) << E1000_TX_FLAGS_VLAN_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
	first = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
	tso = e1000_tso(adapter, tx_ring, skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
	if (tso < 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
		if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
			dev_kfree_skb_any(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
			spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
		return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
	if (likely(tso)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
		tx_ring->last_tx_tso = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
		tx_flags |= E1000_TX_FLAGS_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
	} else if (likely(e1000_tx_csum(adapter, tx_ring, skb)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
		tx_flags |= E1000_TX_FLAGS_CSUM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
	/* Old method was to assume IPv4 packet by default if TSO was enabled.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
	 * 82571 hardware supports TSO capabilities for IPv6 as well...
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	 * no longer assume, we must. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
	if (likely(skb->protocol == htons(ETH_P_IP)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
		tx_flags |= E1000_TX_FLAGS_IPV4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
	e1000_tx_queue(adapter, tx_ring, tx_flags,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
	               e1000_tx_map(adapter, tx_ring, skb, first,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	                            max_per_txd, nr_frags, mss));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	netdev->trans_start = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
	if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
		/* Make sure there is space in the ring for the next send. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
		e1000_maybe_stop_tx(netdev, tx_ring, MAX_SKB_FRAGS + 2);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
		spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
	return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
 * e1000_tx_timeout - Respond to a Tx Hang
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
e1000_tx_timeout(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
	/* Do the reset outside of interrupt context */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
	adapter->tx_timeout_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
	schedule_work(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
e1000_reset_task(struct work_struct *work)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
	struct e1000_adapter *adapter =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
		container_of(work, struct e1000_adapter, reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
	e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
 * e1000_get_stats - Get System Network Statistics
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
 * Returns the address of the device statistics structure.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
 * The statistics are actually updated from the timer callback.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
static struct net_device_stats *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
e1000_get_stats(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
	/* only return the current stats */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
	return &adapter->net_stats;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
 * e1000_change_mtu - Change the Maximum Transfer Unit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
 * @new_mtu: new value for maximum frame size
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
e1000_change_mtu(struct net_device *netdev, int new_mtu)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
	int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
	uint16_t eeprom_data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
	if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
	if ((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
	    (max_frame > MAX_JUMBO_FRAME_SIZE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
		DPRINTK(PROBE, ERR, "Invalid MTU setting\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
		return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
	/* Adapter-specific max frame size limits. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
	case e1000_undefined ... e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
		if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
			DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
			return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
		/* Jumbo Frames not supported if:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
		 * - this is not an 82573L device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
		 * - ASPM is enabled in any way (0x1A bits 3:2) */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
		e1000_read_eeprom(&adapter->hw, EEPROM_INIT_3GIO_3, 1,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
		                  &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
		if ((adapter->hw.device_id != E1000_DEV_ID_82573L) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
		    (eeprom_data & EEPROM_WORD1A_ASPM_MASK)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
			if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
				DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
			            	"Jumbo Frames not supported.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
				return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
		/* ERT will be enabled later to enable wire speed receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
		/* fall through to get support */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
#define MAX_STD_JUMBO_FRAME_SIZE 9234
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
		if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
			DPRINTK(PROBE, ERR, "MTU > 9216 not supported.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
			return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
		/* Capable of supporting up to MAX_JUMBO_FRAME_SIZE limit. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
	/* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
	 * means we reserve 2 more, this pushes us to allocate from the next
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
	 * larger slab size
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
	 * i.e. RXBUFFER_2048 --> size-4096 slab */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
	if (max_frame <= E1000_RXBUFFER_256)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
		adapter->rx_buffer_len = E1000_RXBUFFER_256;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
	else if (max_frame <= E1000_RXBUFFER_512)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
		adapter->rx_buffer_len = E1000_RXBUFFER_512;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
	else if (max_frame <= E1000_RXBUFFER_1024)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
		adapter->rx_buffer_len = E1000_RXBUFFER_1024;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
	else if (max_frame <= E1000_RXBUFFER_2048)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
		adapter->rx_buffer_len = E1000_RXBUFFER_2048;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
	else if (max_frame <= E1000_RXBUFFER_4096)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
		adapter->rx_buffer_len = E1000_RXBUFFER_4096;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
	else if (max_frame <= E1000_RXBUFFER_8192)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
		adapter->rx_buffer_len = E1000_RXBUFFER_8192;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
	else if (max_frame <= E1000_RXBUFFER_16384)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
		adapter->rx_buffer_len = E1000_RXBUFFER_16384;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
	/* adjust allocation if LPE protects us, and we aren't using SBP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
	if (!adapter->hw.tbi_compatibility_on &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
	    ((max_frame == MAXIMUM_ETHERNET_FRAME_SIZE) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
	     (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
		adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
	netdev->mtu = new_mtu;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
	adapter->hw.max_frame_size = max_frame;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
		e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
 * e1000_update_stats - Update the board statistics counters
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
e1000_update_stats(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
	unsigned long flags = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
	uint16_t phy_tmp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
#define PHY_IDLE_ERROR_COUNT_MASK 0x00FF
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
	/*
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
	 * Prevent stats update while adapter is being reset, or if the pci
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
	 * connection is down.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
	if (adapter->link_speed == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
	if (pci_channel_offline(pdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
	if (!adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
		spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
	/* these counters are modified from e1000_tbi_adjust_stats,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
	 * called from the interrupt context, so they must only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
	 * be written while holding adapter->stats_lock
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
	adapter->stats.crcerrs += E1000_READ_REG(hw, CRCERRS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
	adapter->stats.gprc += E1000_READ_REG(hw, GPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
	adapter->stats.gorcl += E1000_READ_REG(hw, GORCL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
	adapter->stats.gorch += E1000_READ_REG(hw, GORCH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
	adapter->stats.bprc += E1000_READ_REG(hw, BPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
	adapter->stats.mprc += E1000_READ_REG(hw, MPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
	adapter->stats.roc += E1000_READ_REG(hw, ROC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
	if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
		adapter->stats.prc64 += E1000_READ_REG(hw, PRC64);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
		adapter->stats.prc127 += E1000_READ_REG(hw, PRC127);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
		adapter->stats.prc255 += E1000_READ_REG(hw, PRC255);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
		adapter->stats.prc511 += E1000_READ_REG(hw, PRC511);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
		adapter->stats.prc1023 += E1000_READ_REG(hw, PRC1023);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
		adapter->stats.prc1522 += E1000_READ_REG(hw, PRC1522);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
	adapter->stats.symerrs += E1000_READ_REG(hw, SYMERRS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
	adapter->stats.mpc += E1000_READ_REG(hw, MPC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
	adapter->stats.scc += E1000_READ_REG(hw, SCC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
	adapter->stats.ecol += E1000_READ_REG(hw, ECOL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
	adapter->stats.mcc += E1000_READ_REG(hw, MCC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
	adapter->stats.latecol += E1000_READ_REG(hw, LATECOL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
	adapter->stats.dc += E1000_READ_REG(hw, DC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
	adapter->stats.sec += E1000_READ_REG(hw, SEC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
	adapter->stats.rlec += E1000_READ_REG(hw, RLEC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
	adapter->stats.xonrxc += E1000_READ_REG(hw, XONRXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
	adapter->stats.xontxc += E1000_READ_REG(hw, XONTXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
	adapter->stats.xoffrxc += E1000_READ_REG(hw, XOFFRXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
	adapter->stats.xofftxc += E1000_READ_REG(hw, XOFFTXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
	adapter->stats.fcruc += E1000_READ_REG(hw, FCRUC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
	adapter->stats.gptc += E1000_READ_REG(hw, GPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
	adapter->stats.gotcl += E1000_READ_REG(hw, GOTCL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
	adapter->stats.gotch += E1000_READ_REG(hw, GOTCH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
	adapter->stats.rnbc += E1000_READ_REG(hw, RNBC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
	adapter->stats.ruc += E1000_READ_REG(hw, RUC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
	adapter->stats.rfc += E1000_READ_REG(hw, RFC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
	adapter->stats.rjc += E1000_READ_REG(hw, RJC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
	adapter->stats.torl += E1000_READ_REG(hw, TORL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
	adapter->stats.torh += E1000_READ_REG(hw, TORH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
	adapter->stats.totl += E1000_READ_REG(hw, TOTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
	adapter->stats.toth += E1000_READ_REG(hw, TOTH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
	adapter->stats.tpr += E1000_READ_REG(hw, TPR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
	if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
		adapter->stats.ptc64 += E1000_READ_REG(hw, PTC64);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
		adapter->stats.ptc127 += E1000_READ_REG(hw, PTC127);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
		adapter->stats.ptc255 += E1000_READ_REG(hw, PTC255);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
		adapter->stats.ptc511 += E1000_READ_REG(hw, PTC511);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
		adapter->stats.ptc1023 += E1000_READ_REG(hw, PTC1023);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
		adapter->stats.ptc1522 += E1000_READ_REG(hw, PTC1522);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
	adapter->stats.mptc += E1000_READ_REG(hw, MPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
	adapter->stats.bptc += E1000_READ_REG(hw, BPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
	/* used for adaptive IFS */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
	hw->tx_packet_delta = E1000_READ_REG(hw, TPT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
	adapter->stats.tpt += hw->tx_packet_delta;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
	hw->collision_delta = E1000_READ_REG(hw, COLC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
	adapter->stats.colc += hw->collision_delta;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
	if (hw->mac_type >= e1000_82543) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
		adapter->stats.algnerrc += E1000_READ_REG(hw, ALGNERRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
		adapter->stats.rxerrc += E1000_READ_REG(hw, RXERRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
		adapter->stats.tncrs += E1000_READ_REG(hw, TNCRS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
		adapter->stats.cexterr += E1000_READ_REG(hw, CEXTERR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
		adapter->stats.tsctc += E1000_READ_REG(hw, TSCTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
		adapter->stats.tsctfc += E1000_READ_REG(hw, TSCTFC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
	if (hw->mac_type > e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
		adapter->stats.iac += E1000_READ_REG(hw, IAC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
		adapter->stats.icrxoc += E1000_READ_REG(hw, ICRXOC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
		if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
			adapter->stats.icrxptc += E1000_READ_REG(hw, ICRXPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
			adapter->stats.icrxatc += E1000_READ_REG(hw, ICRXATC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
			adapter->stats.ictxptc += E1000_READ_REG(hw, ICTXPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
			adapter->stats.ictxatc += E1000_READ_REG(hw, ICTXATC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
			adapter->stats.ictxqec += E1000_READ_REG(hw, ICTXQEC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
			adapter->stats.ictxqmtc += E1000_READ_REG(hw, ICTXQMTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
			adapter->stats.icrxdmtc += E1000_READ_REG(hw, ICRXDMTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
	/* Fill out the OS statistics structure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
	adapter->net_stats.rx_packets = adapter->stats.gprc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
	adapter->net_stats.tx_packets = adapter->stats.gptc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
	adapter->net_stats.rx_bytes = adapter->stats.gorcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
	adapter->net_stats.tx_bytes = adapter->stats.gotcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
	adapter->net_stats.multicast = adapter->stats.mprc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
	adapter->net_stats.collisions = adapter->stats.colc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
	/* Rx Errors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
	/* RLEC on some newer hardware can be incorrect so build
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
	* our own version based on RUC and ROC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
	adapter->net_stats.rx_errors = adapter->stats.rxerrc +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
		adapter->stats.crcerrs + adapter->stats.algnerrc +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
		adapter->stats.ruc + adapter->stats.roc +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
		adapter->stats.cexterr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
	adapter->stats.rlerrc = adapter->stats.ruc + adapter->stats.roc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
	adapter->net_stats.rx_length_errors = adapter->stats.rlerrc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
	adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
	adapter->net_stats.rx_frame_errors = adapter->stats.algnerrc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
	adapter->net_stats.rx_missed_errors = adapter->stats.mpc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
	/* Tx Errors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
	adapter->stats.txerrc = adapter->stats.ecol + adapter->stats.latecol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
	adapter->net_stats.tx_errors = adapter->stats.txerrc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
	adapter->net_stats.tx_aborted_errors = adapter->stats.ecol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
	adapter->net_stats.tx_window_errors = adapter->stats.latecol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
	adapter->net_stats.tx_carrier_errors = adapter->stats.tncrs;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
	if (adapter->hw.bad_tx_carr_stats_fd &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
	    adapter->link_duplex == FULL_DUPLEX) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
		adapter->net_stats.tx_carrier_errors = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
		adapter->stats.tncrs = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
	/* Tx Dropped needs to be maintained elsewhere */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
	/* Phy Stats */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
	if (hw->media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
		if ((adapter->link_speed == SPEED_1000) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
		   (!e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_tmp))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
			phy_tmp &= PHY_IDLE_ERROR_COUNT_MASK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
			adapter->phy_stats.idle_errors += phy_tmp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
		if ((hw->mac_type <= e1000_82546) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
		   (hw->phy_type == e1000_phy_m88) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
		   !e1000_read_phy_reg(hw, M88E1000_RX_ERR_CNTR, &phy_tmp))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
			adapter->phy_stats.receive_errors += phy_tmp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
	/* Management Stats */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
	if (adapter->hw.has_smbus) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
		adapter->stats.mgptc += E1000_READ_REG(hw, MGTPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
		adapter->stats.mgprc += E1000_READ_REG(hw, MGTPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
		adapter->stats.mgpdc += E1000_READ_REG(hw, MGTPDC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
	if (!adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
void ec_poll(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
    struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
    if (jiffies - adapter->ec_watchdog_jiffies >= 2 * HZ) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
        e1000_watchdog((unsigned long) adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
        adapter->ec_watchdog_jiffies = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
    }
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
#ifdef CONFIG_PCI_MSI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
	e1000_intr_msi(0, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
    e1000_intr(0, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
 * e1000_intr_msi - Interrupt Handler
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
 * @irq: interrupt number
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
 * @data: pointer to a network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
static irqreturn_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
e1000_intr_msi(int irq, void *data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
	struct net_device *netdev = data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
	
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
	if (adapter->ecdev) {
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3854
#ifdef CONFIG_E1000_NAPI
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3855
		int ec_work_done = 0;
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3856
#endif
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
		for (i = 0; i < E1000_MAX_INTR; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
                            &ec_work_done, 100) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
		uint32_t icr = E1000_READ_REG(hw, ICR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
		/* read ICR disables interrupts using IAM, so keep up with our
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
	 	* enable/disable accounting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
		atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
		if (icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
			hw->get_link_status = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
			/* 80003ES2LAN workaround-- For packet buffer work-around on
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
			 * link down event; disable receives here in the ISR and reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
		 	* adapter in watchdog */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
			if (netif_carrier_ok(netdev) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
		    	(adapter->hw.mac_type == e1000_80003es2lan)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
				/* disable receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
				uint32_t rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
				E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
			/* guard against interrupt when we're going down */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
			if (!test_bit(__E1000_DOWN, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
				mod_timer(&adapter->watchdog_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
		if (likely(netif_rx_schedule_prep(netdev, &adapter->napi))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
			adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
			adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
			adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
			adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
			__netif_rx_schedule(netdev, &adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
		} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
			e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
		adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
		adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
		adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
		adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
		for (i = 0; i < E1000_MAX_INTR; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
			   !e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
		if (likely(adapter->itr_setting & 3))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
			e1000_set_itr(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
	return IRQ_HANDLED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
 * e1000_intr - Interrupt Handler
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
 * @irq: interrupt number
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
 * @data: pointer to a network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
static irqreturn_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
e1000_intr(int irq, void *data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
	struct net_device *netdev = data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
	uint32_t rctl, icr = E1000_READ_REG(hw, ICR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
	if (unlikely(!icr))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
		return IRQ_NONE;  /* Not our interrupt */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
	/* IMS will not auto-mask if INT_ASSERTED is not set, and if it is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
	 * not set, then the adapter didn't send an interrupt */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
	if (unlikely(hw->mac_type >= e1000_82571 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
	             !(icr & E1000_ICR_INT_ASSERTED)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
		return IRQ_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
	/* Interrupt Auto-Mask...upon reading ICR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
	 * interrupts are masked.  No need for the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
	 * IMC write, but it does mean we should
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
	 * account for it ASAP. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
	if (!adapter->ecdev && likely(hw->mac_type >= e1000_82571))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
		atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
	if (!adapter->ecdev && unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
		hw->get_link_status = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
		/* 80003ES2LAN workaround--
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
		 * For packet buffer work-around on link down event;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
		 * disable receives here in the ISR and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
		 * reset adapter in watchdog
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
		if (netif_carrier_ok(netdev) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
		    (adapter->hw.mac_type == e1000_80003es2lan)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
			/* disable receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
			rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
			E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
		/* guard against interrupt when we're going down */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
		if (!test_bit(__E1000_DOWN, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
			mod_timer(&adapter->watchdog_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
	if (adapter->ecdev) {
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3970
#ifdef CONFIG_E1000_NAPI
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3971
		int ec_work_done = 0;
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3972
#endif
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
		for (i = 0; i < E1000_MAX_INTR; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
                            &ec_work_done, 100) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
		if (unlikely(hw->mac_type < e1000_82571)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
			/* disable interrupts, without the synchronize_irq bit */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
			atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
			E1000_WRITE_REG(hw, IMC, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
			E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
		if (likely(netif_rx_schedule_prep(netdev, &adapter->napi))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
			adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
			adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
			adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
			adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
			__netif_rx_schedule(netdev, &adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
		} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
			/* this really should not happen! if it does it is basically a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
			 * bug, but not a hard error, so enable ints and continue */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
			e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
		/* Writing IMC and IMS is needed for 82547.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
		 * Due to Hub Link bus being occupied, an interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
		 * de-assertion message is not able to be sent.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
		 * When an interrupt assertion message is generated later,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
		 * two messages are re-ordered and sent out.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
		 * That causes APIC to think 82547 is in de-assertion
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
		 * state, while 82547 is in assertion state, resulting
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
		 * in dead lock. Writing IMC forces 82547 into
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
		 * de-assertion state.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
		if (hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
			atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
			E1000_WRITE_REG(hw, IMC, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
	
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
		adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
		adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
		adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
		adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
		for (i = 0; i < E1000_MAX_INTR; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
			   !e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
		if (likely(adapter->itr_setting & 3))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
			e1000_set_itr(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
		if (hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
			e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
	return IRQ_HANDLED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
 * e1000_clean - NAPI Rx polling callback
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
e1000_clean(struct napi_struct *napi, int budget) // EtherCAT: never called
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
	struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
	struct net_device *poll_dev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
	int tx_cleaned = 0, work_done = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
	/* Must NOT use netdev_priv macro here. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
	adapter = poll_dev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
	/* e1000_clean is called per-cpu.  This lock protects
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
	 * tx_ring[0] from being cleaned by multiple cpus
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
	 * simultaneously.  A failure obtaining the lock means
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
	 * tx_ring[0] is currently being cleaned anyway. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
	if (spin_trylock(&adapter->tx_queue_lock)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
		tx_cleaned = e1000_clean_tx_irq(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
						&adapter->tx_ring[0]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
		spin_unlock(&adapter->tx_queue_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
	adapter->clean_rx(adapter, &adapter->rx_ring[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
	                  &work_done, budget);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
	if (tx_cleaned)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
		work_done = budget;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
	/* If budget not fully consumed, exit the polling mode */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
	if (work_done < budget) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
		if (likely(adapter->itr_setting & 3))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
			e1000_set_itr(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
		netif_rx_complete(poll_dev, napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
		e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
	return work_done;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
 * e1000_clean_tx_irq - Reclaim resources after transmit completes
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
e1000_clean_tx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
                   struct e1000_tx_ring *tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
	struct e1000_tx_desc *tx_desc, *eop_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
	unsigned int i, eop;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
	unsigned int count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
	boolean_t cleaned = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
	unsigned int total_tx_bytes=0, total_tx_packets=0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
	i = tx_ring->next_to_clean;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
	eop = tx_ring->buffer_info[i].next_to_watch;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
	eop_desc = E1000_TX_DESC(*tx_ring, eop);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
	while (eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
		for (cleaned = FALSE; !cleaned; ) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
			tx_desc = E1000_TX_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
			buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
			cleaned = (i == eop);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
			if (cleaned) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
				struct sk_buff *skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
				unsigned int segs, bytecount;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
				segs = skb_shinfo(skb)->gso_segs ?: 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
				/* multiply data chunks by size of headers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
				bytecount = ((segs - 1) * skb_headlen(skb)) +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
				            skb->len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
				total_tx_packets += segs;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
				total_tx_bytes += bytecount;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
			e1000_unmap_and_free_tx_resource(adapter, buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
			tx_desc->upper.data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
			if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
		eop = tx_ring->buffer_info[i].next_to_watch;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
		eop_desc = E1000_TX_DESC(*tx_ring, eop);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
#define E1000_TX_WEIGHT 64
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
		/* weight of a sort for tx, to avoid endless transmit cleanup */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
		if (count++ == E1000_TX_WEIGHT) break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
	tx_ring->next_to_clean = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
#define TX_WAKE_THRESHOLD 32
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
	if (!adapter->ecdev && unlikely(cleaned && netif_carrier_ok(netdev) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
		     E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
		/* Make sure that anybody stopping the queue after this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
		 * sees the new next_to_clean.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
		smp_mb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
		if (netif_queue_stopped(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
			netif_wake_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
			++adapter->restart_queue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
	if (!adapter->ecdev && adapter->detect_tx_hung) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
		/* Detect a transmit hang in hardware, this serializes the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
		 * check with the clearing of time_stamp and movement of i */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
		adapter->detect_tx_hung = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
		if (tx_ring->buffer_info[eop].dma &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
		    time_after(jiffies, tx_ring->buffer_info[eop].time_stamp +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
		               (adapter->tx_timeout_factor * HZ))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
		    && !(E1000_READ_REG(&adapter->hw, STATUS) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4159
		         E1000_STATUS_TXOFF)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
			/* detected Tx unit hang */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
			DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
					"  Tx Queue             <%lu>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
					"  TDH                  <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
					"  TDT                  <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
					"  next_to_use          <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
					"  next_to_clean        <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
					"buffer_info[next_to_clean]\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
					"  time_stamp           <%lx>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
					"  next_to_watch        <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
					"  jiffies              <%lx>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
					"  next_to_watch.status <%x>\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
				(unsigned long)((tx_ring - adapter->tx_ring) /
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
					sizeof(struct e1000_tx_ring)),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
				readl(adapter->hw.hw_addr + tx_ring->tdh),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
				readl(adapter->hw.hw_addr + tx_ring->tdt),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
				tx_ring->next_to_use,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
				tx_ring->next_to_clean,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
				tx_ring->buffer_info[eop].time_stamp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
				eop,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
				jiffies,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
				eop_desc->upper.fields.status);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
			netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
	adapter->total_tx_bytes += total_tx_bytes;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
	adapter->total_tx_packets += total_tx_packets;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
	return cleaned;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
 * e1000_rx_checksum - Receive Checksum Offload for 82543
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
 * @adapter:     board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
 * @status_err:  receive descriptor status and error fields
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
 * @csum:        receive descriptor csum field
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
 * @sk_buff:     socket buffer with received data
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
e1000_rx_checksum(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
		  uint32_t status_err, uint32_t csum,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
		  struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
	uint16_t status = (uint16_t)status_err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
	uint8_t errors = (uint8_t)(status_err >> 24);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
	skb->ip_summed = CHECKSUM_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
	/* 82543 or newer only */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
	if (unlikely(adapter->hw.mac_type < e1000_82543)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
	/* Ignore Checksum bit is set */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
	if (unlikely(status & E1000_RXD_STAT_IXSM)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
	/* TCP/UDP checksum error bit is set */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
	if (unlikely(errors & E1000_RXD_ERR_TCPE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
		/* let the stack verify checksum errors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
		adapter->hw_csum_err++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
	/* TCP/UDP Checksum has not been calculated */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
	if (adapter->hw.mac_type <= e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
		if (!(status & E1000_RXD_STAT_TCPCS))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
			return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
		if (!(status & (E1000_RXD_STAT_TCPCS | E1000_RXD_STAT_UDPCS)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
			return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
	/* It must be a TCP or UDP packet with a valid checksum */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
	if (likely(status & E1000_RXD_STAT_TCPCS)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
		/* TCP checksum is good */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
		skb->ip_summed = CHECKSUM_UNNECESSARY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
	} else if (adapter->hw.mac_type > e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
		/* IP fragment with UDP payload */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
		/* Hardware complements the payload checksum, so we undo it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
		 * and then put the value in host order for further stack use.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
		csum = ntohl(csum ^ 0xFFFF);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
		skb->csum = csum;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
		skb->ip_summed = CHECKSUM_COMPLETE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
	adapter->hw_csum_good++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
 * e1000_clean_rx_irq - Send received data up the network stack; legacy
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
e1000_clean_rx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
                   struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
                   int *work_done, int work_to_do)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
e1000_clean_rx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
                   struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
	struct e1000_rx_desc *rx_desc, *next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
	struct e1000_buffer *buffer_info, *next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
	unsigned long flags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
	uint32_t length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
	uint8_t last_byte;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
	int cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
	boolean_t cleaned = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
	unsigned int total_rx_bytes=0, total_rx_packets=0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
	i = rx_ring->next_to_clean;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
	rx_desc = E1000_RX_DESC(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
	while (rx_desc->status & E1000_RXD_STAT_DD) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
		struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
		u8 status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
		if (*work_done >= work_to_do)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
		(*work_done)++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
		status = rx_desc->status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
		skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
		if (!adapter->ecdev) buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
		prefetch(skb->data - NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
		if (++i == rx_ring->count) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
		next_rxd = E1000_RX_DESC(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
		prefetch(next_rxd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4292
		next_buffer = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
		cleaned = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
		cleaned_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
		pci_unmap_single(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
		                 buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
		                 buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
		                 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
		length = le16_to_cpu(rx_desc->length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
		if (unlikely(!(status & E1000_RXD_STAT_EOP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
			/* All receives must fit into a single buffer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
			E1000_DBG("%s: Receive packet consumed multiple"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
				  " buffers\n", netdev->name);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
			/* recycle */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
			buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
		if (!adapter->ecdev &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
                unlikely(rx_desc->errors & E1000_RXD_ERR_FRAME_ERR_MASK)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
			last_byte = *(skb->data + length - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
			if (TBI_ACCEPT(&adapter->hw, status,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
			              rx_desc->errors, length, last_byte)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
				spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
				e1000_tbi_adjust_stats(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
				                       &adapter->stats,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4320
				                       length, skb->data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4321
				spin_unlock_irqrestore(&adapter->stats_lock,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
				                       flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
				length--;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
				/* recycle */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
				buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
				goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
		/* adjust length to remove Ethernet CRC, this must be
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
		 * done after the TBI_ACCEPT workaround above */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
		length -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
		/* probably a little skewed due to removing CRC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
		total_rx_bytes += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
		total_rx_packets++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
		/* code added for copybreak, this should improve
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
		 * performance for small packets with large amounts
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
		 * of reassembly being done in the stack */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
		if (!adapter->ecdev && length < copybreak) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
			struct sk_buff *new_skb =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
			    netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
			if (new_skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
				skb_reserve(new_skb, NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
				skb_copy_to_linear_data_offset(new_skb,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
							       -NET_IP_ALIGN,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
							       (skb->data -
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4350
							        NET_IP_ALIGN),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
							       (length +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
							        NET_IP_ALIGN));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
				/* save the skb in buffer_info as good */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
				buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
				skb = new_skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
			/* else just continue with the old one */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
		/* end copybreak code */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
		skb_put(skb, length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
		/* Receive Checksum Offload */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
		e1000_rx_checksum(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
				  (uint32_t)(status) |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
				  ((uint32_t)(rx_desc->errors) << 24),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
				  le16_to_cpu(rx_desc->csum), skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
		if (adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
			ecdev_receive(adapter->ecdev, skb->data, length);
1152
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4370
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4371
			// No need to detect link status as
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4372
			// long as frames are received: Reset watchdog.
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4373
			adapter->ec_watchdog_jiffies = jiffies;
898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
			skb->protocol = eth_type_trans(skb, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4376
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4377
			if (unlikely(adapter->vlgrp &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4378
			   	 (status & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4379
				vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4380
							 le16_to_cpu(rx_desc->special) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4381
							 E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4382
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4383
				netif_receive_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4385
#else /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4386
			if (unlikely(adapter->vlgrp &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4387
				    (status & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4388
				vlan_hwaccel_rx(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4389
						le16_to_cpu(rx_desc->special) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4390
						E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4391
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4392
				netif_rx(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4394
#endif /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4395
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4396
		netdev->last_rx = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4397
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4398
next_desc:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4399
		rx_desc->status = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4400
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4401
		/* return some buffers to hardware, one at a time is too slow */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
		if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4403
			adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
			cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
		/* use prefetched values */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
		rx_desc = next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
		buffer_info = next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
	rx_ring->next_to_clean = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
	cleaned_count = E1000_DESC_UNUSED(rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
	if (cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
		adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
	adapter->total_rx_packets += total_rx_packets;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
	adapter->total_rx_bytes += total_rx_bytes;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
	return cleaned;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
 * e1000_clean_rx_irq_ps - Send received data up the network stack; packet split
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
                      struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
                      int *work_done, int work_to_do)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
                      struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
	union e1000_rx_desc_packet_split *rx_desc, *next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
	struct e1000_buffer *buffer_info, *next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
	struct e1000_ps_page *ps_page;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
	struct e1000_ps_page_dma *ps_page_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
	struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
	unsigned int i, j;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
	uint32_t length, staterr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
	int cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
	boolean_t cleaned = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
	unsigned int total_rx_bytes=0, total_rx_packets=0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
	i = rx_ring->next_to_clean;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
	rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
	staterr = le32_to_cpu(rx_desc->wb.middle.status_error);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
	while (staterr & E1000_RXD_STAT_DD) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
		ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
		ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
		if (unlikely(*work_done >= work_to_do))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
		(*work_done)++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
		skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
		/* in the packet split case this is header only */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
		prefetch(skb->data - NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
		if (++i == rx_ring->count) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
		next_rxd = E1000_RX_DESC_PS(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
		prefetch(next_rxd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
		next_buffer = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
		cleaned = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
		cleaned_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
		pci_unmap_single(pdev, buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
				 buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
				 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
		if (unlikely(!(staterr & E1000_RXD_STAT_EOP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
			E1000_DBG("%s: Packet Split buffers didn't pick up"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
				  " the full packet\n", netdev->name);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
			if (!adapter->ecdev) dev_kfree_skb_irq(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
		if (unlikely(staterr & E1000_RXDEXT_ERR_FRAME_ERR_MASK)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
			if (!adapter->ecdev) dev_kfree_skb_irq(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4491
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
		length = le16_to_cpu(rx_desc->wb.middle.length0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
		if (unlikely(!length)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
			E1000_DBG("%s: Last part of the packet spanning"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4496
				  " multiple descriptors\n", netdev->name);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
			if (!adapter->ecdev) dev_kfree_skb_irq(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
		/* Good Receive */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
		skb_put(skb, length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
		{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4505
		/* this looks ugly, but it seems compiler issues make it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
		   more efficient than reusing j */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
		int l1 = le16_to_cpu(rx_desc->wb.upper.length[0]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
		/* page alloc/put takes too long and effects small packet
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
		 * throughput, so unsplit small packets and save the alloc/put*/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
		if (l1 && (l1 <= copybreak) && ((length + l1) <= adapter->rx_ps_bsize0)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
			u8 *vaddr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
			/* there is no documentation about how to call
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
			 * kmap_atomic, so we can't hold the mapping
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
			 * very long */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
			pci_dma_sync_single_for_cpu(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
				ps_page_dma->ps_page_dma[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
				PAGE_SIZE,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
				PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
			vaddr = kmap_atomic(ps_page->ps_page[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
			                    KM_SKB_DATA_SOFTIRQ);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
			memcpy(skb_tail_pointer(skb), vaddr, l1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
			kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
			pci_dma_sync_single_for_device(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
				ps_page_dma->ps_page_dma[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
				PAGE_SIZE, PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
			/* remove the CRC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
			l1 -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
			skb_put(skb, l1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
			goto copydone;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
		} /* if */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
		for (j = 0; j < adapter->rx_ps_pages; j++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
			if (!(length= le16_to_cpu(rx_desc->wb.upper.length[j])))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
			pci_unmap_page(pdev, ps_page_dma->ps_page_dma[j],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
					PAGE_SIZE, PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
			ps_page_dma->ps_page_dma[j] = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
			skb_fill_page_desc(skb, j, ps_page->ps_page[j], 0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
			                   length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
			ps_page->ps_page[j] = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
			skb->len += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
			skb->data_len += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
			skb->truesize += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
		/* strip the ethernet crc, problem is we're using pages now so
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
		 * this whole operation can get a little cpu intensive */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
		pskb_trim(skb, skb->len - 4);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
copydone:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
		total_rx_bytes += skb->len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
		total_rx_packets++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
		e1000_rx_checksum(adapter, staterr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
				  le16_to_cpu(rx_desc->wb.lower.hi_dword.csum_ip.csum), skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
		if (likely(rx_desc->wb.upper.header_status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
			   cpu_to_le16(E1000_RXDPS_HDRSTAT_HDRSP)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
			adapter->rx_hdr_split++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
		if (adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
			ecdev_receive(adapter->ecdev, skb->data, length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
			skb->protocol = eth_type_trans(skb, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
			if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
				vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
					le16_to_cpu(rx_desc->wb.middle.vlan) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4570
					E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4571
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4572
				netif_receive_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4573
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
#else /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4575
			if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4576
				vlan_hwaccel_rx(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4577
					le16_to_cpu(rx_desc->wb.middle.vlan) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4578
					E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4579
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4580
				netif_rx(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4581
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
#endif /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4583
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4584
		netdev->last_rx = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4585
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4586
next_desc:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4587
		rx_desc->wb.middle.status_error &= cpu_to_le32(~0xFF);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4588
		if (!adapter->ecdev) buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4589
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
		/* return some buffers to hardware, one at a time is too slow */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4591
		if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
			adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
			cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4596
		/* use prefetched values */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
		rx_desc = next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
		buffer_info = next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
		staterr = le32_to_cpu(rx_desc->wb.middle.status_error);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
	rx_ring->next_to_clean = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
	cleaned_count = E1000_DESC_UNUSED(rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
	if (cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
		adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
	adapter->total_rx_packets += total_rx_packets;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
	adapter->total_rx_bytes += total_rx_bytes;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
	return cleaned;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
 * e1000_alloc_rx_buffers - Replace used receive buffers; legacy & extended
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
                       struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
		       int cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
	struct e1000_rx_desc *rx_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
	struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
	unsigned int bufsz = adapter->rx_buffer_len + NET_IP_ALIGN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
	i = rx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
	while (cleaned_count--) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
		skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
		if (skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
			skb_trim(skb, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
			goto map_skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
		skb = netdev_alloc_skb(netdev, bufsz);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
		if (unlikely(!skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
			/* Better luck next round */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
			adapter->alloc_rx_buff_failed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
		/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
		if (!e1000_check_64k_bound(adapter, skb->data, bufsz)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
			struct sk_buff *oldskb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
			DPRINTK(RX_ERR, ERR, "skb align check failed: %u bytes "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
					     "at %p\n", bufsz, skb->data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
			/* Try again, without freeing the previous */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
			skb = netdev_alloc_skb(netdev, bufsz);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
			/* Failed allocation, critical failure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
			if (!skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
				dev_kfree_skb(oldskb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
			if (!e1000_check_64k_bound(adapter, skb->data, bufsz)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
				/* give up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
				dev_kfree_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
				dev_kfree_skb(oldskb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
				break; /* while !buffer_info->skb */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
			/* Use new allocation */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
			dev_kfree_skb(oldskb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
		/* Make buffer alignment 2 beyond a 16 byte boundary
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
		 * this will result in a 16 byte aligned IP header after
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
		 * the 14 byte MAC header is removed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
		skb_reserve(skb, NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
		buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
		buffer_info->length = adapter->rx_buffer_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
map_skb:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
		buffer_info->dma = pci_map_single(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
						  skb->data,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
						  adapter->rx_buffer_len,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
						  PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
		/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
		if (!e1000_check_64k_bound(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
					(void *)(unsigned long)buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
					adapter->rx_buffer_len)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
			DPRINTK(RX_ERR, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
				"dma align check failed: %u bytes at %p\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
				adapter->rx_buffer_len,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
				(void *)(unsigned long)buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
			if (!adapter->ecdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
				dev_kfree_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
				buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
			pci_unmap_single(pdev, buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
					 adapter->rx_buffer_len,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
					 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4701
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4702
			break; /* while !buffer_info->skb */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4703
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4704
		rx_desc = E1000_RX_DESC(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
		rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
		if (unlikely(++i == rx_ring->count))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
			i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
		buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
	if (likely(rx_ring->next_to_use != i)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
		rx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
		if (unlikely(i-- == 0))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
			i = (rx_ring->count - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
		/* Force memory writes to complete before letting h/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
		 * know there are new descriptors to fetch.  (Only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
		 * applicable for weak-ordered memory model archs,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
		 * such as IA-64). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
		wmb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
		writel(i, adapter->hw.hw_addr + rx_ring->rdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
 * e1000_alloc_rx_buffers_ps - Replace used receive buffers; packet split
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
                          struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
			  int cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
	union e1000_rx_desc_packet_split *rx_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4739
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4740
	struct e1000_ps_page *ps_page;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4741
	struct e1000_ps_page_dma *ps_page_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4742
	struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4743
	unsigned int i, j;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4744
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4745
	i = rx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4746
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4747
	ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4748
	ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4749
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4750
	while (cleaned_count--) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4751
		rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4752
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4753
		for (j = 0; j < PS_PAGE_BUFFERS; j++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4754
			if (j < adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4755
				if (likely(!ps_page->ps_page[j])) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4756
					ps_page->ps_page[j] =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4757
						alloc_page(GFP_ATOMIC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4758
					if (unlikely(!ps_page->ps_page[j])) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4759
						adapter->alloc_rx_buff_failed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4760
						goto no_buffers;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4761
					}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4762
					ps_page_dma->ps_page_dma[j] =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4763
						pci_map_page(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4764
							    ps_page->ps_page[j],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4765
							    0, PAGE_SIZE,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4766
							    PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4767
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4768
				/* Refresh the desc even if buffer_addrs didn't
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4769
				 * change because each write-back erases
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4770
				 * this info.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4771
				 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4772
				rx_desc->read.buffer_addr[j+1] =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4773
				     cpu_to_le64(ps_page_dma->ps_page_dma[j]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4774
			} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4775
				rx_desc->read.buffer_addr[j+1] = ~0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4776
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4777
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4778
		skb = netdev_alloc_skb(netdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4779
		                       adapter->rx_ps_bsize0 + NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4780
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4781
		if (unlikely(!skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4782
			adapter->alloc_rx_buff_failed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4783
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4784
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4785
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4786
		/* Make buffer alignment 2 beyond a 16 byte boundary
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4787
		 * this will result in a 16 byte aligned IP header after
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4788
		 * the 14 byte MAC header is removed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4789
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4790
		skb_reserve(skb, NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4791
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4792
		buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4793
		buffer_info->length = adapter->rx_ps_bsize0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4794
		buffer_info->dma = pci_map_single(pdev, skb->data,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4795
						  adapter->rx_ps_bsize0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4796
						  PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4797
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4798
		rx_desc->read.buffer_addr[0] = cpu_to_le64(buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4799
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4800
		if (unlikely(++i == rx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4801
		buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4802
		ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4803
		ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4804
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4805
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4806
no_buffers:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4807
	if (likely(rx_ring->next_to_use != i)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4808
		rx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4809
		if (unlikely(i-- == 0)) i = (rx_ring->count - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4810
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4811
		/* Force memory writes to complete before letting h/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4812
		 * know there are new descriptors to fetch.  (Only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4813
		 * applicable for weak-ordered memory model archs,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4814
		 * such as IA-64). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4815
		wmb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4816
		/* Hardware increments by 16 bytes, but packet split
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4817
		 * descriptors are 32 bytes...so we increment tail
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4818
		 * twice as much.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4819
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4820
		writel(i<<1, adapter->hw.hw_addr + rx_ring->rdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4821
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4822
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4823
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4824
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4825
 * e1000_smartspeed - Workaround for SmartSpeed on 82541 and 82547 controllers.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4826
 * @adapter:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4827
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4828
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4829
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4830
e1000_smartspeed(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4831
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4832
	uint16_t phy_status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4833
	uint16_t phy_ctrl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4834
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4835
	if ((adapter->hw.phy_type != e1000_phy_igp) || !adapter->hw.autoneg ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4836
	   !(adapter->hw.autoneg_advertised & ADVERTISE_1000_FULL))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4837
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4838
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4839
	if (adapter->smartspeed == 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4840
		/* If Master/Slave config fault is asserted twice,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4841
		 * we assume back-to-back */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4842
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_STATUS, &phy_status);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4843
		if (!(phy_status & SR_1000T_MS_CONFIG_FAULT)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4844
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_STATUS, &phy_status);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4845
		if (!(phy_status & SR_1000T_MS_CONFIG_FAULT)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4846
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_CTRL, &phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4847
		if (phy_ctrl & CR_1000T_MS_ENABLE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4848
			phy_ctrl &= ~CR_1000T_MS_ENABLE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4849
			e1000_write_phy_reg(&adapter->hw, PHY_1000T_CTRL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4850
					    phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4851
			adapter->smartspeed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4852
			if (!e1000_phy_setup_autoneg(&adapter->hw) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4853
			   !e1000_read_phy_reg(&adapter->hw, PHY_CTRL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4854
				   	       &phy_ctrl)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4855
				phy_ctrl |= (MII_CR_AUTO_NEG_EN |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4856
					     MII_CR_RESTART_AUTO_NEG);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4857
				e1000_write_phy_reg(&adapter->hw, PHY_CTRL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4858
						    phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4859
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4860
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4861
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4862
	} else if (adapter->smartspeed == E1000_SMARTSPEED_DOWNSHIFT) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4863
		/* If still no link, perhaps using 2/3 pair cable */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4864
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_CTRL, &phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4865
		phy_ctrl |= CR_1000T_MS_ENABLE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4866
		e1000_write_phy_reg(&adapter->hw, PHY_1000T_CTRL, phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4867
		if (!e1000_phy_setup_autoneg(&adapter->hw) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4868
		   !e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_ctrl)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4869
			phy_ctrl |= (MII_CR_AUTO_NEG_EN |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4870
				     MII_CR_RESTART_AUTO_NEG);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4871
			e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4872
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4873
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4874
	/* Restart process after E1000_SMARTSPEED_MAX iterations */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4875
	if (adapter->smartspeed++ == E1000_SMARTSPEED_MAX)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4876
		adapter->smartspeed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4877
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4878
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4879
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4880
 * e1000_ioctl -
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4881
 * @netdev:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4882
 * @ifreq:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4883
 * @cmd:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4884
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4885
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4886
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4887
e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4888
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4889
	switch (cmd) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4890
	case SIOCGMIIPHY:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4891
	case SIOCGMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4892
	case SIOCSMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4893
		return e1000_mii_ioctl(netdev, ifr, cmd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4894
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4895
		return -EOPNOTSUPP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4896
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4897
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4898
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4899
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4900
 * e1000_mii_ioctl -
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4901
 * @netdev:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4902
 * @ifreq:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4903
 * @cmd:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4904
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4905
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4906
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4907
e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4908
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4909
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4910
	struct mii_ioctl_data *data = if_mii(ifr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4911
	int retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4912
	uint16_t mii_reg;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4913
	uint16_t spddplx;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4914
	unsigned long flags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4915
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4916
	if (adapter->hw.media_type != e1000_media_type_copper)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4917
		return -EOPNOTSUPP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4918
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4919
	switch (cmd) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4920
	case SIOCGMIIPHY:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4921
		data->phy_id = adapter->hw.phy_addr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4922
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4923
	case SIOCGMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4924
		if (adapter->ecdev || !capable(CAP_NET_ADMIN))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4925
			return -EPERM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4926
		spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4927
		if (e1000_read_phy_reg(&adapter->hw, data->reg_num & 0x1F,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4928
				   &data->val_out)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4929
			spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4930
			return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4931
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4932
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4933
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4934
	case SIOCSMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4935
		if (adapter->ecdev || !capable(CAP_NET_ADMIN))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4936
			return -EPERM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4937
		if (data->reg_num & ~(0x1F))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4938
			return -EFAULT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4939
		mii_reg = data->val_in;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4940
		spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4941
		if (e1000_write_phy_reg(&adapter->hw, data->reg_num,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4942
					mii_reg)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4943
			spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4944
			return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4945
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4946
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4947
		if (adapter->hw.media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4948
			switch (data->reg_num) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4949
			case PHY_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4950
				if (mii_reg & MII_CR_POWER_DOWN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4951
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4952
				if (mii_reg & MII_CR_AUTO_NEG_EN) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4953
					adapter->hw.autoneg = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4954
					adapter->hw.autoneg_advertised = 0x2F;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4955
				} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4956
					if (mii_reg & 0x40)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4957
						spddplx = SPEED_1000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4958
					else if (mii_reg & 0x2000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4959
						spddplx = SPEED_100;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4960
					else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4961
						spddplx = SPEED_10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4962
					spddplx += (mii_reg & 0x100)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4963
						   ? DUPLEX_FULL :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4964
						   DUPLEX_HALF;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4965
					retval = e1000_set_spd_dplx(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4966
								    spddplx);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4967
					if (retval)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4968
						return retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4969
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4970
				if (netif_running(adapter->netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4971
					e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4972
				else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4973
					e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4974
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4975
			case M88E1000_PHY_SPEC_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4976
			case M88E1000_EXT_PHY_SPEC_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4977
				if (e1000_phy_reset(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4978
					return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4979
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4980
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4981
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4982
			switch (data->reg_num) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4983
			case PHY_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4984
				if (mii_reg & MII_CR_POWER_DOWN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4985
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4986
				if (netif_running(adapter->netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4987
					e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4988
				else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4989
					e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4990
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4991
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4992
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4993
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4994
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4995
		return -EOPNOTSUPP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4996
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4997
	return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4998
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4999
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5000
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5001
e1000_pci_set_mwi(struct e1000_hw *hw)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5002
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5003
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5004
	int ret_val = pci_set_mwi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5005
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5006
	if (ret_val)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5007
		DPRINTK(PROBE, ERR, "Error in setting MWI\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5008
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5009
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5010
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5011
e1000_pci_clear_mwi(struct e1000_hw *hw)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5012
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5013
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5014
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5015
	pci_clear_mwi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5016
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5017
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5018
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5019
e1000_read_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5020
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5021
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5022
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5023
	pci_read_config_word(adapter->pdev, reg, value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5024
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5025
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5026
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5027
e1000_write_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5028
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5029
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5030
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5031
	pci_write_config_word(adapter->pdev, reg, *value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5032
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5033
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5034
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5035
e1000_pcix_get_mmrbc(struct e1000_hw *hw)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5036
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5037
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5038
	return pcix_get_mmrbc(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5039
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5040
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5041
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5042
e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5043
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5044
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5045
	pcix_set_mmrbc(adapter->pdev, mmrbc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5046
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5047
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5048
int32_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5049
e1000_read_pcie_cap_reg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5050
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5051
    struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5052
    uint16_t cap_offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5053
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5054
    cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5055
    if (!cap_offset)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5056
        return -E1000_ERR_CONFIG;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5057
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5058
    pci_read_config_word(adapter->pdev, cap_offset + reg, value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5059
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5060
    return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5061
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5062
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5063
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5064
e1000_io_write(struct e1000_hw *hw, unsigned long port, uint32_t value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5065
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5066
	outl(value, port);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5067
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5068
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5069
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5070
e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5071
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5072
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5073
	uint32_t ctrl, rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5074
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5075
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5076
	adapter->vlgrp = grp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5077
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5078
	if (grp) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5079
		/* enable VLAN tag insert/strip */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5080
		ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5081
		ctrl |= E1000_CTRL_VME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5082
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5083
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5084
		if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5085
			/* enable VLAN receive filtering */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5086
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5087
			rctl |= E1000_RCTL_VFE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5088
			rctl &= ~E1000_RCTL_CFIEN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5089
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5090
			e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5091
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5092
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5093
		/* disable VLAN tag insert/strip */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5094
		ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5095
		ctrl &= ~E1000_CTRL_VME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5096
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5097
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5098
		if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5099
			/* disable VLAN filtering */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5100
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5101
			rctl &= ~E1000_RCTL_VFE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5102
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5103
			if (adapter->mng_vlan_id !=
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5104
			    (uint16_t)E1000_MNG_VLAN_NONE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5105
				e1000_vlan_rx_kill_vid(netdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5106
				                       adapter->mng_vlan_id);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5107
				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5108
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5109
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5110
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5111
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5112
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5113
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5114
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5115
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5116
e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5117
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5118
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5119
	uint32_t vfta, index;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5120
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5121
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5122
	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5123
	    (vid == adapter->mng_vlan_id))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5124
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5125
	/* add VID to filter table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5126
	index = (vid >> 5) & 0x7F;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5127
	vfta = E1000_READ_REG_ARRAY(&adapter->hw, VFTA, index);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5128
	vfta |= (1 << (vid & 0x1F));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5129
	e1000_write_vfta(&adapter->hw, index, vfta);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5130
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5131
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5132
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5133
e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5134
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5135
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5136
	uint32_t vfta, index;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5137
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5138
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5139
	vlan_group_set_device(adapter->vlgrp, vid, NULL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5140
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5141
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5142
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5143
	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5144
	    (vid == adapter->mng_vlan_id)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5145
		/* release control to f/w */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5146
		e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5147
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5148
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5149
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5150
	/* remove VID from filter table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5151
	index = (vid >> 5) & 0x7F;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5152
	vfta = E1000_READ_REG_ARRAY(&adapter->hw, VFTA, index);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5153
	vfta &= ~(1 << (vid & 0x1F));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5154
	e1000_write_vfta(&adapter->hw, index, vfta);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5155
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5156
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5157
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5158
e1000_restore_vlan(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5159
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5160
	e1000_vlan_rx_register(adapter->netdev, adapter->vlgrp);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5161
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5162
	if (adapter->vlgrp) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5163
		uint16_t vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5164
		for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5165
			if (!vlan_group_get_device(adapter->vlgrp, vid))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5166
				continue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5167
			e1000_vlan_rx_add_vid(adapter->netdev, vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5168
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5169
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5170
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5171
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5172
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5173
e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5174
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5175
	adapter->hw.autoneg = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5176
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5177
	/* Fiber NICs only allow 1000 gbps Full duplex */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5178
	if ((adapter->hw.media_type == e1000_media_type_fiber) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5179
		spddplx != (SPEED_1000 + DUPLEX_FULL)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5180
		DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5181
		return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5182
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5183
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5184
	switch (spddplx) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5185
	case SPEED_10 + DUPLEX_HALF:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5186
		adapter->hw.forced_speed_duplex = e1000_10_half;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5187
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5188
	case SPEED_10 + DUPLEX_FULL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5189
		adapter->hw.forced_speed_duplex = e1000_10_full;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5190
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5191
	case SPEED_100 + DUPLEX_HALF:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5192
		adapter->hw.forced_speed_duplex = e1000_100_half;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5193
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5194
	case SPEED_100 + DUPLEX_FULL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5195
		adapter->hw.forced_speed_duplex = e1000_100_full;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5196
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5197
	case SPEED_1000 + DUPLEX_FULL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5198
		adapter->hw.autoneg = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5199
		adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5200
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5201
	case SPEED_1000 + DUPLEX_HALF: /* not supported */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5202
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5203
		DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5204
		return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5205
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5206
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5207
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5208
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5209
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5210
e1000_suspend(struct pci_dev *pdev, pm_message_t state)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5211
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5212
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5213
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5214
	uint32_t ctrl, ctrl_ext, rctl, status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5215
	uint32_t wufc = adapter->wol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5216
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5217
	int retval = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5218
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5219
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5220
	if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5221
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5222
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5223
	netif_device_detach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5224
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5225
	if (netif_running(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5226
		WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5227
		e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5228
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5229
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5230
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5231
	retval = pci_save_state(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5232
	if (retval)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5233
		return retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5234
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5235
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5236
	status = E1000_READ_REG(&adapter->hw, STATUS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5237
	if (status & E1000_STATUS_LU)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5238
		wufc &= ~E1000_WUFC_LNKC;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5239
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5240
	if (wufc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5241
		e1000_setup_rctl(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5242
		e1000_set_multi(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5243
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5244
		/* turn on all-multi mode if wake on multicast is enabled */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5245
		if (wufc & E1000_WUFC_MC) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5246
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5247
			rctl |= E1000_RCTL_MPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5248
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5249
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5250
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5251
		if (adapter->hw.mac_type >= e1000_82540) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5252
			ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5253
			/* advertise wake from D3Cold */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5254
			#define E1000_CTRL_ADVD3WUC 0x00100000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5255
			/* phy power management enable */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5256
			#define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5257
			ctrl |= E1000_CTRL_ADVD3WUC |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5258
				E1000_CTRL_EN_PHY_PWR_MGMT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5259
			E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5260
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5261
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5262
		if (adapter->hw.media_type == e1000_media_type_fiber ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5263
		   adapter->hw.media_type == e1000_media_type_internal_serdes) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5264
			/* keep the laser running in D3 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5265
			ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5266
			ctrl_ext |= E1000_CTRL_EXT_SDP7_DATA;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5267
			E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5268
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5269
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5270
		/* Allow time for pending master requests to run */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5271
		e1000_disable_pciex_master(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5272
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5273
		E1000_WRITE_REG(&adapter->hw, WUC, E1000_WUC_PME_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5274
		E1000_WRITE_REG(&adapter->hw, WUFC, wufc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5275
		pci_enable_wake(pdev, PCI_D3hot, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5276
		pci_enable_wake(pdev, PCI_D3cold, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5277
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5278
		E1000_WRITE_REG(&adapter->hw, WUC, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5279
		E1000_WRITE_REG(&adapter->hw, WUFC, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5280
		pci_enable_wake(pdev, PCI_D3hot, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5281
		pci_enable_wake(pdev, PCI_D3cold, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5282
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5283
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5284
	e1000_release_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5285
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5286
	/* make sure adapter isn't asleep if manageability is enabled */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5287
	if (adapter->en_mng_pt) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5288
		pci_enable_wake(pdev, PCI_D3hot, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5289
		pci_enable_wake(pdev, PCI_D3cold, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5290
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5291
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5292
	if (adapter->hw.phy_type == e1000_phy_igp_3)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5293
		e1000_phy_powerdown_workaround(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5294
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5295
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5296
		e1000_free_irq(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5297
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5298
	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5299
	 * would have already happened in close and is redundant. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5300
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5301
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5302
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5303
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5304
	pci_set_power_state(pdev, pci_choose_state(pdev, state));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5305
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5306
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5307
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5308
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5309
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5310
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5311
e1000_resume(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5312
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5313
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5314
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5315
	uint32_t err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5316
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5317
	if (adapter->ecdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5318
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5319
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5320
	pci_set_power_state(pdev, PCI_D0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5321
	pci_restore_state(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5322
	if ((err = pci_enable_device(pdev))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5323
		printk(KERN_ERR "e1000: Cannot enable PCI device from suspend\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5324
		return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5325
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5326
	pci_set_master(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5327
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5328
	pci_enable_wake(pdev, PCI_D3hot, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5329
	pci_enable_wake(pdev, PCI_D3cold, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5330
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5331
	if (netif_running(netdev) && (err = e1000_request_irq(adapter)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5332
		return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5333
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5334
	e1000_power_up_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5335
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5336
	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5337
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5338
	e1000_init_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5339
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5340
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5341
		e1000_up(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5342
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5343
	if (!adapter->ecdev) netif_device_attach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5344
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5345
	/* If the controller is 82573 and f/w is AMT, do not set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5346
	 * DRV_LOAD until the interface is up.  For all other cases,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5347
	 * let the f/w know that the h/w is now under the control
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5348
	 * of the driver. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5349
	if (adapter->hw.mac_type != e1000_82573 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5350
	    !e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5351
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5352
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5353
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5354
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5355
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5356
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5357
static void e1000_shutdown(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5358
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5359
	e1000_suspend(pdev, PMSG_SUSPEND);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5360
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5361
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5362
#ifdef CONFIG_NET_POLL_CONTROLLER
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5363
/*
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5364
 * Polling 'interrupt' - used by things like netconsole to send skbs
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5365
 * without having to re-enable interrupts. It's not called while
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5366
 * the interrupt routine is executing.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5367
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5368
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5369
e1000_netpoll(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5370
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5371
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5372
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5373
	disable_irq(adapter->pdev->irq);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5374
	e1000_intr(adapter->pdev->irq, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5375
	e1000_clean_tx_irq(adapter, adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5376
#ifndef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5377
	adapter->clean_rx(adapter, adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5378
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5379
	enable_irq(adapter->pdev->irq);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5380
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5381
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5382
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5383
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5384
 * e1000_io_error_detected - called when PCI error is detected
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5385
 * @pdev: Pointer to PCI device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5386
 * @state: The current pci conneection state
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5387
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5388
 * This function is called after a PCI bus error affecting
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5389
 * this device has been detected.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5390
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5391
static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5392
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5393
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5394
	struct e1000_adapter *adapter = netdev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5395
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5396
	netif_device_detach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5397
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5398
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5399
		e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5400
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5401
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5402
	/* Request a slot slot reset. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5403
	return PCI_ERS_RESULT_NEED_RESET;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5404
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5405
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5406
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5407
 * e1000_io_slot_reset - called after the pci bus has been reset.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5408
 * @pdev: Pointer to PCI device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5409
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5410
 * Restart the card from scratch, as if from a cold-boot. Implementation
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5411
 * resembles the first-half of the e1000_resume routine.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5412
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5413
static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5414
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5415
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5416
	struct e1000_adapter *adapter = netdev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5417
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5418
	if (pci_enable_device(pdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5419
		printk(KERN_ERR "e1000: Cannot re-enable PCI device after reset.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5420
		return PCI_ERS_RESULT_DISCONNECT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5421
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5422
	pci_set_master(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5423
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5424
	pci_enable_wake(pdev, PCI_D3hot, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5425
	pci_enable_wake(pdev, PCI_D3cold, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5426
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5427
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5428
	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5429
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5430
	return PCI_ERS_RESULT_RECOVERED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5431
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5432
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5433
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5434
 * e1000_io_resume - called when traffic can start flowing again.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5435
 * @pdev: Pointer to PCI device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5436
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5437
 * This callback is called when the error recovery driver tells us that
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5438
 * its OK to resume normal operation. Implementation resembles the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5439
 * second-half of the e1000_resume routine.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5440
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5441
static void e1000_io_resume(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5442
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5443
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5444
	struct e1000_adapter *adapter = netdev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5445
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5446
	e1000_init_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5447
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5448
	if (netif_running(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5449
		if (e1000_up(adapter)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5450
			printk("e1000: can't bring device back up after reset\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5451
			return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5452
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5453
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5454
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5455
	netif_device_attach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5456
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5457
	/* If the controller is 82573 and f/w is AMT, do not set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5458
	 * DRV_LOAD until the interface is up.  For all other cases,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5459
	 * let the f/w know that the h/w is now under the control
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5460
	 * of the driver. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5461
	if (adapter->hw.mac_type != e1000_82573 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5462
	    !e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5463
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5464
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5465
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5466
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5467
/* e1000_main.c */