devices/e100-3.16-ethercat.c
author Patrick Bruenn <p.bruenn@beckhoff.com>
Tue, 12 Apr 2016 11:17:36 +0200
branchstable-1.5
changeset 2654 b3f6b3e5ef29
parent 2588 792892ab4806
permissions -rw-r--r--
devices/ccat: revert "limit rx processing to one frame per poll"

revert "limit rx processing to one frame per poll", which caused etherlab
frame timeouts in setups with more than one frame per cycle.
2588
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     1
/******************************************************************************
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     2
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     3
 *  $Id$
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     4
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     5
 *  Copyright (C) 2007-2012  Florian Pose, Ingenieurgemeinschaft IgH
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     6
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     7
 *  This file is part of the IgH EtherCAT Master.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     8
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     9
 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    10
 *  modify it under the terms of the GNU General Public License version 2, as
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    11
 *  published by the Free Software Foundation.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    12
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    13
 *  The IgH EtherCAT Master is distributed in the hope that it will be useful,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    14
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    15
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    16
 *  Public License for more details.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    17
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    18
 *  You should have received a copy of the GNU General Public License along
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    19
 *  with the IgH EtherCAT Master; if not, write to the Free Software
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    20
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    21
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    22
 *  ---
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    23
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    24
 *  The license mentioned above concerns the source code only. Using the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    25
 *  EtherCAT technology and brand is only permitted in compliance with the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    26
 *  industrial property and similar rights of Beckhoff Automation GmbH.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    27
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    28
 *  ---
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    29
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    30
 *  vim: noexpandtab
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    31
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    32
 *****************************************************************************/
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    33
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    34
/**
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    35
   \file
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    36
   EtherCAT driver for e100-compatible NICs.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    37
*/
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    38
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    39
/* Former documentation: */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    40
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    41
/*******************************************************************************
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    42
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    43
  Intel PRO/100 Linux driver
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    44
  Copyright(c) 1999 - 2006 Intel Corporation.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    45
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    46
  This program is free software; you can redistribute it and/or modify it
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    47
  under the terms and conditions of the GNU General Public License,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    48
  version 2, as published by the Free Software Foundation.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    49
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    50
  This program is distributed in the hope it will be useful, but WITHOUT
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    51
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    52
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    53
  more details.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    54
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    55
  You should have received a copy of the GNU General Public License along with
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    56
  this program; if not, write to the Free Software Foundation, Inc.,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    57
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    58
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    59
  The full GNU General Public License is included in this distribution in
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    60
  the file called "COPYING".
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    61
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    62
  Contact Information:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    63
  Linux NICS <linux.nics@intel.com>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    64
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    65
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    66
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    67
*******************************************************************************/
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    68
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    69
/*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    70
 *	e100.c: Intel(R) PRO/100 ethernet driver
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    71
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    72
 *	(Re)written 2003 by scott.feldman@intel.com.  Based loosely on
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    73
 *	original e100 driver, but better described as a munging of
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    74
 *	e100, e1000, eepro100, tg3, 8139cp, and other drivers.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    75
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    76
 *	References:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    77
 *		Intel 8255x 10/100 Mbps Ethernet Controller Family,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    78
 *		Open Source Software Developers Manual,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    79
 *		http://sourceforge.net/projects/e1000
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    80
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    81
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    82
 *	                      Theory of Operation
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    83
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    84
 *	I.   General
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    85
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    86
 *	The driver supports Intel(R) 10/100 Mbps PCI Fast Ethernet
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    87
 *	controller family, which includes the 82557, 82558, 82559, 82550,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    88
 *	82551, and 82562 devices.  82558 and greater controllers
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    89
 *	integrate the Intel 82555 PHY.  The controllers are used in
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    90
 *	server and client network interface cards, as well as in
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    91
 *	LAN-On-Motherboard (LOM), CardBus, MiniPCI, and ICHx
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    92
 *	configurations.  8255x supports a 32-bit linear addressing
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    93
 *	mode and operates at 33Mhz PCI clock rate.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    94
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    95
 *	II.  Driver Operation
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    96
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    97
 *	Memory-mapped mode is used exclusively to access the device's
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    98
 *	shared-memory structure, the Control/Status Registers (CSR). All
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    99
 *	setup, configuration, and control of the device, including queuing
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   100
 *	of Tx, Rx, and configuration commands is through the CSR.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   101
 *	cmd_lock serializes accesses to the CSR command register.  cb_lock
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   102
 *	protects the shared Command Block List (CBL).
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   103
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   104
 *	8255x is highly MII-compliant and all access to the PHY go
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   105
 *	through the Management Data Interface (MDI).  Consequently, the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   106
 *	driver leverages the mii.c library shared with other MII-compliant
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   107
 *	devices.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   108
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   109
 *	Big- and Little-Endian byte order as well as 32- and 64-bit
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   110
 *	archs are supported.  Weak-ordered memory and non-cache-coherent
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   111
 *	archs are supported.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   112
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   113
 *	III. Transmit
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   114
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   115
 *	A Tx skb is mapped and hangs off of a TCB.  TCBs are linked
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   116
 *	together in a fixed-size ring (CBL) thus forming the flexible mode
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   117
 *	memory structure.  A TCB marked with the suspend-bit indicates
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   118
 *	the end of the ring.  The last TCB processed suspends the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   119
 *	controller, and the controller can be restarted by issue a CU
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   120
 *	resume command to continue from the suspend point, or a CU start
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   121
 *	command to start at a given position in the ring.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   122
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   123
 *	Non-Tx commands (config, multicast setup, etc) are linked
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   124
 *	into the CBL ring along with Tx commands.  The common structure
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   125
 *	used for both Tx and non-Tx commands is the Command Block (CB).
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   126
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
 *	cb_to_use is the next CB to use for queuing a command; cb_to_clean
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   128
 *	is the next CB to check for completion; cb_to_send is the first
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   129
 *	CB to start on in case of a previous failure to resume.  CB clean
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   130
 *	up happens in interrupt context in response to a CU interrupt.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   131
 *	cbs_avail keeps track of number of free CB resources available.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   132
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   133
 * 	Hardware padding of short packets to minimum packet size is
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   134
 * 	enabled.  82557 pads with 7Eh, while the later controllers pad
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   135
 * 	with 00h.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   136
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   137
 *	IV.  Receive
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   138
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   139
 *	The Receive Frame Area (RFA) comprises a ring of Receive Frame
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   140
 *	Descriptors (RFD) + data buffer, thus forming the simplified mode
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   141
 *	memory structure.  Rx skbs are allocated to contain both the RFD
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   142
 *	and the data buffer, but the RFD is pulled off before the skb is
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   143
 *	indicated.  The data buffer is aligned such that encapsulated
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   144
 *	protocol headers are u32-aligned.  Since the RFD is part of the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   145
 *	mapped shared memory, and completion status is contained within
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   146
 *	the RFD, the RFD must be dma_sync'ed to maintain a consistent
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   147
 *	view from software and hardware.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   148
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   149
 *	In order to keep updates to the RFD link field from colliding with
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   150
 *	hardware writes to mark packets complete, we use the feature that
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   151
 *	hardware will not write to a size 0 descriptor and mark the previous
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   152
 *	packet as end-of-list (EL).   After updating the link, we remove EL
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   153
 *	and only then restore the size such that hardware may use the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   154
 *	previous-to-end RFD.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   155
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   156
 *	Under typical operation, the  receive unit (RU) is start once,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   157
 *	and the controller happily fills RFDs as frames arrive.  If
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   158
 *	replacement RFDs cannot be allocated, or the RU goes non-active,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   159
 *	the RU must be restarted.  Frame arrival generates an interrupt,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   160
 *	and Rx indication and re-allocation happen in the same context,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
 *	therefore no locking is required.  A software-generated interrupt
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   162
 *	is generated from the watchdog to recover from a failed allocation
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   163
 *	scenario where all Rx resources have been indicated and none re-
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   164
 *	placed.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   165
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   166
 *	V.   Miscellaneous
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   168
 * 	VLAN offloading of tagging, stripping and filtering is not
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
 * 	supported, but driver will accommodate the extra 4-byte VLAN tag
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   170
 * 	for processing by upper layers.  Tx/Rx Checksum offloading is not
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   171
 * 	supported.  Tx Scatter/Gather is not supported.  Jumbo Frames is
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   172
 * 	not supported (hardware limitation).
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
 * 	MagicPacket(tm) WoL support is enabled/disabled via ethtool.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
 * 	Thanks to JC (jchapman@katalix.com) for helping with
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
 * 	testing/troubleshooting the development driver.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
 * 	TODO:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   180
 * 	o several entry points race with dev->close
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
 * 	o check for tx-no-resources/stop Q races with tx clean/wake Q
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
 *	FIXES:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
 * 2005/12/02 - Michael O'Donnell <Michael.ODonnell at stratus dot com>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
 *	- Stratus87247: protect MDI control register manipulations
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
 * 2009/06/01 - Andreas Mohr <andi at lisas dot de>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
 *      - add clean lowlevel I/O emulation for cards with MII-lacking PHYs
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
#include <linux/hardirq.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
#include <linux/interrupt.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
#include <linux/module.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
#include <linux/moduleparam.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
#include <linux/kernel.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
#include <linux/types.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
#include <linux/sched.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
#include <linux/slab.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
#include <linux/delay.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
#include <linux/init.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
#include <linux/pci.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
#include <linux/dma-mapping.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
#include <linux/dmapool.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
#include <linux/netdevice.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
#include <linux/etherdevice.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
#include <linux/mii.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
#include <linux/if_vlan.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
#include <linux/skbuff.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
#include <linux/ethtool.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
#include <linux/string.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
#include <linux/firmware.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
#include <linux/rtnetlink.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
#include <asm/unaligned.h>
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
// EtherCAT includes
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
#include "../globals.h"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
#include "ecdev.h"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
#define DRV_NAME		"ec_e100"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
#define DRV_EXT			"-NAPI"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
#define DRV_VERSION		"3.5.24-k2"DRV_EXT
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
#define DRV_DESCRIPTION		"Intel(R) PRO/100 Network Driver"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
#define DRV_COPYRIGHT		"Copyright(c) 1999-2006 Intel Corporation"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
#define E100_WATCHDOG_PERIOD	(2 * HZ)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
#define E100_NAPI_WEIGHT	16
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
#define FIRMWARE_D101M		"e100/d101m_ucode.bin"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
#define FIRMWARE_D101S		"e100/d101s_ucode.bin"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
#define FIRMWARE_D102E		"e100/d102e_ucode.bin"
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
MODULE_DESCRIPTION(DRV_DESCRIPTION);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
MODULE_AUTHOR(DRV_COPYRIGHT);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
MODULE_LICENSE("GPL");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
MODULE_VERSION(DRV_VERSION);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
MODULE_FIRMWARE(FIRMWARE_D101M);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
MODULE_FIRMWARE(FIRMWARE_D101S);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
MODULE_FIRMWARE(FIRMWARE_D102E);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
MODULE_DESCRIPTION(DRV_DESCRIPTION);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
MODULE_LICENSE("GPL");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
MODULE_VERSION(DRV_VERSION ", master " EC_MASTER_VERSION);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
void e100_ec_poll(struct net_device *);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
static int debug = 3;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
static int eeprom_bad_csum_allow = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
static int use_io = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
module_param(debug, int, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
module_param(eeprom_bad_csum_allow, int, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
module_param(use_io, int, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
MODULE_PARM_DESC(use_io, "Force use of i/o access mode");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
#define INTEL_8255X_ETHERNET_DEVICE(device_id, ich) {\
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
	PCI_VENDOR_ID_INTEL, device_id, PCI_ANY_ID, PCI_ANY_ID, \
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
	PCI_CLASS_NETWORK_ETHERNET << 8, 0xFFFF00, ich }
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
static DEFINE_PCI_DEVICE_TABLE(e100_id_table) = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	INTEL_8255X_ETHERNET_DEVICE(0x1029, 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	INTEL_8255X_ETHERNET_DEVICE(0x1030, 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	INTEL_8255X_ETHERNET_DEVICE(0x1031, 3),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
	{ 0, }
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
// prevent from being loaded automatically
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
//MODULE_DEVICE_TABLE(pci, e100_id_table);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
enum mac {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	mac_82557_D100_A  = 0,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	mac_82557_D100_B  = 1,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	mac_82557_D100_C  = 2,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	mac_82558_D101_A4 = 4,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	mac_82558_D101_B0 = 5,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
	mac_82559_D101M   = 8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	mac_82559_D101S   = 9,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	mac_82550_D102    = 12,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	mac_82550_D102_C  = 13,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	mac_82551_E       = 14,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	mac_82551_F       = 15,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	mac_82551_10      = 16,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	mac_unknown       = 0xFF,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
enum phy {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	phy_100a     = 0x000003E0,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	phy_100c     = 0x035002A8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	phy_82555_tx = 0x015002A8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	phy_nsc_tx   = 0x5C002000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	phy_82562_et = 0x033002A8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	phy_82562_em = 0x032002A8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	phy_82562_ek = 0x031002A8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	phy_82562_eh = 0x017002A8,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	phy_82552_v  = 0xd061004d,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	phy_unknown  = 0xFFFFFFFF,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
/* CSR (Control/Status Registers) */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
struct csr {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	struct {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		u8 status;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		u8 stat_ack;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		u8 cmd_lo;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		u8 cmd_hi;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
		u32 gen_ptr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	} scb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	u32 port;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	u16 flash_ctrl;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	u8 eeprom_ctrl_lo;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	u8 eeprom_ctrl_hi;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	u32 mdi_ctrl;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	u32 rx_dma_count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
enum scb_status {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	rus_no_res       = 0x08,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	rus_ready        = 0x10,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	rus_mask         = 0x3C,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
enum ru_state  {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	RU_SUSPENDED = 0,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
	RU_RUNNING	 = 1,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	RU_UNINITIALIZED = -1,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
enum scb_stat_ack {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	stat_ack_not_ours    = 0x00,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	stat_ack_sw_gen      = 0x04,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	stat_ack_rnr         = 0x10,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	stat_ack_cu_idle     = 0x20,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	stat_ack_frame_rx    = 0x40,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	stat_ack_cu_cmd_done = 0x80,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	stat_ack_not_present = 0xFF,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
	stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
enum scb_cmd_hi {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	irq_mask_none = 0x00,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	irq_mask_all  = 0x01,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	irq_sw_gen    = 0x02,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
enum scb_cmd_lo {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	cuc_nop        = 0x00,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	ruc_start      = 0x01,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	ruc_load_base  = 0x06,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	cuc_start      = 0x10,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	cuc_resume     = 0x20,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	cuc_dump_addr  = 0x40,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	cuc_dump_stats = 0x50,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	cuc_load_base  = 0x60,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	cuc_dump_reset = 0x70,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
enum cuc_dump {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
	cuc_dump_complete       = 0x0000A005,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
	cuc_dump_reset_complete = 0x0000A007,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
enum port {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	software_reset  = 0x0000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	selftest        = 0x0001,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	selective_reset = 0x0002,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
enum eeprom_ctrl_lo {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
	eesk = 0x01,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	eecs = 0x02,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	eedi = 0x04,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	eedo = 0x08,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
enum mdi_ctrl {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	mdi_write = 0x04000000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	mdi_read  = 0x08000000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	mdi_ready = 0x10000000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
enum eeprom_op {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	op_write = 0x05,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	op_read  = 0x06,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	op_ewds  = 0x10,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	op_ewen  = 0x13,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
enum eeprom_offsets {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	eeprom_cnfg_mdix  = 0x03,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	eeprom_phy_iface  = 0x06,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	eeprom_id         = 0x0A,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	eeprom_config_asf = 0x0D,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	eeprom_smbus_addr = 0x90,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
enum eeprom_cnfg_mdix {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	eeprom_mdix_enabled = 0x0080,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
enum eeprom_phy_iface {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	NoSuchPhy = 0,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	I82553AB,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	I82553C,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	I82503,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	DP83840,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	S80C240,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	S80C24,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	I82555,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	DP83840A = 10,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
enum eeprom_id {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
	eeprom_id_wol = 0x0020,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
enum eeprom_config_asf {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	eeprom_asf = 0x8000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
	eeprom_gcl = 0x4000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
enum cb_status {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
	cb_complete = 0x8000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	cb_ok       = 0x2000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
/**
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
 * cb_command - Command Block flags
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
 * @cb_tx_nc:  0: controler does CRC (normal),  1: CRC from skb memory
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
enum cb_command {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	cb_nop    = 0x0000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	cb_iaaddr = 0x0001,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	cb_config = 0x0002,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	cb_multi  = 0x0003,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	cb_tx     = 0x0004,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	cb_ucode  = 0x0005,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
	cb_dump   = 0x0006,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	cb_tx_sf  = 0x0008,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	cb_tx_nc  = 0x0010,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
	cb_cid    = 0x1f00,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
	cb_i      = 0x2000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
	cb_s      = 0x4000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	cb_el     = 0x8000,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
struct rfd {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	__le16 status;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
	__le16 command;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	__le32 link;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
	__le32 rbd;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	__le16 actual_size;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
	__le16 size;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
struct rx {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	struct rx *next, *prev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	struct sk_buff *skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
	dma_addr_t dma_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
#if defined(__BIG_ENDIAN_BITFIELD)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
#define X(a,b)	b,a
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
#else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
#define X(a,b)	a,b
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
#endif
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
struct config {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
/*0*/	u8 X(byte_count:6, pad0:2);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
/*1*/	u8 X(X(rx_fifo_limit:4, tx_fifo_limit:3), pad1:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
/*2*/	u8 adaptive_ifs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
	   term_write_cache_line:1), pad3:4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
/*4*/	u8 X(rx_dma_max_count:7, pad4:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
/*5*/	u8 X(tx_dma_max_count:7, dma_max_count_enable:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
/*6*/	u8 X(X(X(X(X(X(X(late_scb_update:1, direct_rx_dma:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	   tno_intr:1), cna_intr:1), standard_tcb:1), standard_stat_counter:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
	   rx_save_overruns : 1), rx_save_bad_frames : 1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
/*7*/	u8 X(X(X(X(X(rx_discard_short_frames:1, tx_underrun_retry:2),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
	   pad7:2), rx_extended_rfd:1), tx_two_frames_in_fifo:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
	   tx_dynamic_tbd:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/*8*/	u8 X(X(mii_mode:1, pad8:6), csma_disabled:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
/*9*/	u8 X(X(X(X(X(rx_tcpudp_checksum:1, pad9:3), vlan_arp_tco:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	   link_status_wake:1), arp_wake:1), mcmatch_wake:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
/*10*/	u8 X(X(X(pad10:3, no_source_addr_insertion:1), preamble_length:2),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	   loopback:2);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
/*11*/	u8 X(linear_priority:3, pad11:5);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
/*12*/	u8 X(X(linear_priority_mode:1, pad12:3), ifs:4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
/*13*/	u8 ip_addr_lo;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
/*14*/	u8 ip_addr_hi;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	   pad15_2:1), crs_or_cdt:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
/*16*/	u8 fc_delay_lo;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
/*17*/	u8 fc_delay_hi;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	   rx_long_ok:1), fc_priority_threshold:3), pad18:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
/*19*/	u8 X(X(X(X(X(X(X(addr_wake:1, magic_packet_disable:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
	   fc_disable:1), fc_restop:1), fc_restart:1), fc_reject:1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	   full_duplex_force:1), full_duplex_pin:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
/*20*/	u8 X(X(X(pad20_1:5, fc_priority_location:1), multi_ia:1), pad20_2:1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
/*21*/	u8 X(X(pad21_1:3, multicast_all:1), pad21_2:4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
/*22*/	u8 X(X(rx_d102_mode:1, rx_vlan_drop:1), pad22:6);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	u8 pad_d102[9];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
#define E100_MAX_MULTICAST_ADDRS	64
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
struct multi {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	__le16 count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
/* Important: keep total struct u32-aligned */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
#define UCODE_SIZE			134
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
struct cb {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	__le16 status;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	__le16 command;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	__le32 link;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
	union {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
		u8 iaaddr[ETH_ALEN];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
		__le32 ucode[UCODE_SIZE];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
		struct config config;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
		struct multi multi;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
		struct {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
			u32 tbd_array;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
			u16 tcb_byte_count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
			u8 threshold;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
			u8 tbd_count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
			struct {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
				__le32 buf_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
				__le16 size;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
				u16 eol;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
			} tbd;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
		} tcb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
		__le32 dump_buffer_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	} u;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	struct cb *next, *prev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	dma_addr_t dma_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	struct sk_buff *skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
enum loopback {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	lb_none = 0, lb_mac = 1, lb_phy = 3,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
struct stats {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
		tx_multiple_collisions, tx_total_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
		rx_short_frame_errors;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
	__le16 xmt_tco_frames, rcv_tco_frames;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	__le32 complete;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
struct mem {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	struct {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
		u32 signature;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
		u32 result;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	} selftest;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	struct stats stats;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	u8 dump_buf[596];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
struct param_range {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	u32 min;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	u32 max;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	u32 count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
struct params {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	struct param_range rfds;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	struct param_range cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
struct nic {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	/* Begin: frequently used values: keep adjacent for cache effect */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	u32 msg_enable				____cacheline_aligned;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	struct net_device *netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	struct pci_dev *pdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	struct rx *rxs				____cacheline_aligned;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	struct rx *rx_to_use;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	struct rx *rx_to_clean;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	struct rfd blank_rfd;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	enum ru_state ru_running;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	spinlock_t cb_lock			____cacheline_aligned;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	spinlock_t cmd_lock;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	struct csr __iomem *csr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	enum scb_cmd_lo cuc_cmd;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	unsigned int cbs_avail;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	struct napi_struct napi;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	struct cb *cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	struct cb *cb_to_use;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	struct cb *cb_to_send;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	struct cb *cb_to_clean;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	__le16 tx_command;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
	/* End: frequently used values: keep adjacent for cache effect */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	enum {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		ich                = (1 << 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
		promiscuous        = (1 << 1),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
		multicast_all      = (1 << 2),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
		wol_magic          = (1 << 3),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
		ich_10h_workaround = (1 << 4),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	} flags					____cacheline_aligned;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
	enum mac mac;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	enum phy phy;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	struct params params;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	struct timer_list watchdog;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	struct mii_if_info mii;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	struct work_struct tx_timeout_task;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	enum loopback loopback;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	struct mem *mem;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	dma_addr_t dma_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	struct pci_pool *cbs_pool;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	dma_addr_t cbs_dma_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	u8 adaptive_ifs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	u8 tx_threshold;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	u32 tx_frames;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
	u32 tx_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	u32 tx_deferred;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	u32 tx_single_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	u32 tx_multiple_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	u32 tx_fc_pause;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	u32 tx_tco_frames;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	u32 rx_fc_pause;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	u32 rx_fc_unsupported;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	u32 rx_tco_frames;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	u32 rx_short_frame_errors;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	u32 rx_over_length_errors;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	u16 eeprom_wc;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	__le16 eeprom[256];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	spinlock_t mdio_lock;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
	const struct firmware *fw;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	ec_device_t *ecdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	unsigned long ec_watchdog_jiffies;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
static inline void e100_write_flush(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	/* Flush previous PCI writes through intermediate bridges
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	 * by doing a benign read */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	(void)ioread8(&nic->csr->scb.status);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
static void e100_enable_irq(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	unsigned long flags;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	if (nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		return;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	spin_lock_irqsave(&nic->cmd_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	iowrite8(irq_mask_none, &nic->csr->scb.cmd_hi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	e100_write_flush(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
static void e100_disable_irq(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	unsigned long flags = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
		spin_lock_irqsave(&nic->cmd_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	iowrite8(irq_mask_all, &nic->csr->scb.cmd_hi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	e100_write_flush(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
static void e100_hw_reset(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	/* Put CU and RU into idle with a selective reset to get
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
	 * device off of PCI bus */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
	iowrite32(selective_reset, &nic->csr->port);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	e100_write_flush(nic); udelay(20);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	/* Now fully reset device */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
	iowrite32(software_reset, &nic->csr->port);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	e100_write_flush(nic); udelay(20);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	/* Mask off our interrupt line - it's unmasked after reset */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	e100_disable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
static int e100_self_test(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	u32 dma_addr = nic->dma_addr + offsetof(struct mem, selftest);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	/* Passing the self-test is a pretty good indication
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	 * that the device can DMA to/from host memory */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	nic->mem->selftest.signature = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	nic->mem->selftest.result = 0xFFFFFFFF;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	iowrite32(selftest | dma_addr, &nic->csr->port);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	e100_write_flush(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	/* Wait 10 msec for self-test to complete */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	msleep(10);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	/* Interrupts are enabled after self-test */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	e100_disable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	/* Check results of self-test */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	if (nic->mem->selftest.result != 0) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		netif_err(nic, hw, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
			  "Self-test failed: result=0x%08X\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
			  nic->mem->selftest.result);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		return -ETIMEDOUT;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
	if (nic->mem->selftest.signature == 0) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		netif_err(nic, hw, nic->netdev, "Self-test failed: timed out\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		return -ETIMEDOUT;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
	u32 cmd_addr_data[3];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
	u8 ctrl;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	int i, j;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	/* Three cmds: write/erase enable, write data, write/erase disable */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	cmd_addr_data[0] = op_ewen << (addr_len - 2);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		le16_to_cpu(data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	cmd_addr_data[2] = op_ewds << (addr_len - 2);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
	/* Bit-bang cmds to write word to eeprom */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
	for (j = 0; j < 3; j++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
		/* Chip select */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
		iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
		e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
		for (i = 31; i >= 0; i--) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
				eecs | eedi : eecs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
			e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
			iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
			e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		/* Wait 10 msec for cmd to complete */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
		msleep(10);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
		/* Chip deselect */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
		e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
/* General technique stolen from the eepro100 driver - very clever */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	u32 cmd_addr_data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	u16 data = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	u8 ctrl;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	int i;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	cmd_addr_data = ((op_read << *addr_len) | addr) << 16;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
	/* Chip select */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	/* Bit-bang to read word from eeprom */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	for (i = 31; i >= 0; i--) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
		/* Eeprom drives a dummy zero to EEDO after receiving
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		 * complete address.  Use this to adjust addr_len. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
		if (!(ctrl & eedo) && i > 16) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
			*addr_len -= (i - 16);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
			i = 17;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	/* Chip deselect */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	e100_write_flush(nic); udelay(4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
	return cpu_to_le16(data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
/* Load entire EEPROM image into driver cache and validate checksum */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
static int e100_eeprom_load(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	u16 addr, addr_len = 8, checksum = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	/* Try reading with an 8-bit addr len to discover actual addr len */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
	e100_eeprom_read(nic, &addr_len, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
	nic->eeprom_wc = 1 << addr_len;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	for (addr = 0; addr < nic->eeprom_wc; addr++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
		if (addr < nic->eeprom_wc - 1)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
			checksum += le16_to_cpu(nic->eeprom[addr]);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	/* The checksum, stored in the last word, is calculated such that
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	 * the sum of words should be 0xBABA */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		netif_err(nic, probe, nic->netdev, "EEPROM corrupted\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		if (!eeprom_bad_csum_allow)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
			return -EAGAIN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
/* Save (portion of) driver EEPROM cache to device and update checksum */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	u16 addr, addr_len = 8, checksum = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
	/* Try reading with an 8-bit addr len to discover actual addr len */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
	e100_eeprom_read(nic, &addr_len, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	nic->eeprom_wc = 1 << addr_len;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
	if (start + count >= nic->eeprom_wc)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		return -EINVAL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
	for (addr = start; addr < start + count; addr++)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
		e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	/* The checksum, stored in the last word, is calculated such that
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	 * the sum of words should be 0xBABA */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
		checksum += le16_to_cpu(nic->eeprom[addr]);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
		nic->eeprom[nic->eeprom_wc - 1]);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
#define E100_WAIT_SCB_FAST 20       /* delay like the old code */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
	unsigned long flags = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	unsigned int i;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
	int err = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		spin_lock_irqsave(&nic->cmd_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
	/* Previous command is accepted when SCB clears */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
	for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
		if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		cpu_relax();
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
		if (unlikely(i > E100_WAIT_SCB_FAST))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
			udelay(5);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		err = -EAGAIN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
		goto err_unlock;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	if (unlikely(cmd != cuc_resume))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
		iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
err_unlock:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	int (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	struct cb *cb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	unsigned long flags = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	int err = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
		spin_lock_irqsave(&nic->cb_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	if (unlikely(!nic->cbs_avail)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
		err = -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
		goto err_unlock;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	cb = nic->cb_to_use;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	nic->cb_to_use = cb->next;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	nic->cbs_avail--;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	cb->skb = skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	err = cb_prepare(nic, cb, skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	if (err)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
		goto err_unlock;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	if (unlikely(!nic->cbs_avail))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
		err = -ENOSPC;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	/* Order is important otherwise we'll be in a race with h/w:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	 * set S-bit in current first, then clear S-bit in previous. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	cb->command |= cpu_to_le16(cb_s);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	wmb();
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	cb->prev->command &= cpu_to_le16(~cb_s);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
	while (nic->cb_to_send != nic->cb_to_use) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
		if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			nic->cb_to_send->dma_addr))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
			/* Ok, here's where things get sticky.  It's
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
			 * possible that we can't schedule the command
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
			 * because the controller is too busy, so
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
			 * let's just queue the command and try again
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
			 * when another command is scheduled. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
			if (err == -ENOSPC) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
				//request a reset
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
				schedule_work(&nic->tx_timeout_task);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
			}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
		} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
			nic->cuc_cmd = cuc_resume;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
			nic->cb_to_send = nic->cb_to_send->next;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
err_unlock:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
		spin_unlock_irqrestore(&nic->cb_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
static int mdio_read(struct net_device *netdev, int addr, int reg)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
	return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
/* the standard mdio_ctrl() function for usual MII-compliant hardware */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	u32 data_out = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	unsigned int i;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	unsigned long flags = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	/*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	 * Stratus87247: we shouldn't be writing the MDI control
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	 * register until the Ready bit shows True.  Also, since
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	 * manipulation of the MDI control registers is a multi-step
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	 * procedure it should be done under lock.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
		spin_lock_irqsave(&nic->mdio_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
	for (i = 100; i; --i) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
		if (ioread32(&nic->csr->mdi_ctrl) & mdi_ready)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
		udelay(20);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
	if (unlikely(!i)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		netdev_err(nic->netdev, "e100.mdio_ctrl won't go Ready\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
			spin_unlock_irqrestore(&nic->mdio_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		return 0;		/* No way to indicate timeout error */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	iowrite32((reg << 16) | (addr << 21) | dir | data, &nic->csr->mdi_ctrl);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	for (i = 0; i < 100; i++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		udelay(20);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		if ((data_out = ioread32(&nic->csr->mdi_ctrl)) & mdi_ready)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
		     "%s:addr=%d, reg=%d, data_in=0x%04X, data_out=0x%04X\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
		     dir == mdi_read ? "READ" : "WRITE",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
		     addr, reg, data, data_out);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
	return (u16)data_out;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
				 u32 addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
				 u32 dir,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
				 u32 reg,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
				 u16 data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
			u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
							MII_ADVERTISE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
			/*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
			 * Workaround Si issue where sometimes the part will not
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
			 * autoneg to 100Mbps even when advertised.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
			 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
			if (advert & ADVERTISE_100FULL)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
			else if (advert & ADVERTISE_100HALF)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
				data |= BMCR_SPEED100;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	return mdio_ctrl_hw(nic, addr, dir, reg, data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
/* Fully software-emulated mdio_ctrl() function for cards without
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
 * MII-compliant PHYs.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
 * For now, this is mainly geared towards 80c24 support; in case of further
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
 * requirements for other types (i82503, ...?) either extend this mechanism
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
 * or split it, whichever is cleaner.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
				      u32 addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
				      u32 dir,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
				      u32 reg,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
				      u16 data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	/* might need to allocate a netdev_priv'ed register array eventually
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	 * to be able to record state changes, but for now
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	 * some fully hardcoded register handling ought to be ok I guess. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	if (dir == mdi_read) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
		switch (reg) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
		case MII_BMCR:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
			/* Auto-negotiation, right? */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
			return  BMCR_ANENABLE |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
				BMCR_FULLDPLX;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
		case MII_BMSR:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
				BMSR_ANEGCAPABLE |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
				BMSR_10FULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
		case MII_ADVERTISE:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
			/* 80c24 is a "combo card" PHY, right? */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
			return	ADVERTISE_10HALF |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
				ADVERTISE_10FULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
		default:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
				     dir == mdi_read ? "READ" : "WRITE",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
				     addr, reg, data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
			return 0xFFFF;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
		switch (reg) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
		default:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
				     dir == mdi_read ? "READ" : "WRITE",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
				     addr, reg, data);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
			return 0xFFFF;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
static inline int e100_phy_supports_mii(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	/* for now, just check it by comparing whether we
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	   are using MII software emulation.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	*/
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
static void e100_get_defaults(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	struct param_range rfds = { .min = 16, .max = 256, .count = 256 };
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
	struct param_range cbs  = { .min = 64, .max = 256, .count = 128 };
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
	nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	if (nic->mac == mac_unknown)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
		nic->mac = mac_82557_D100_A;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	nic->params.rfds = rfds;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	nic->params.cbs = cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	/* Quadwords to DMA into FIFO before starting frame transmit */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
	nic->tx_threshold = 0xE0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	/* no interrupt for every tx completion, delay = 256us if not 557 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	nic->tx_command = cpu_to_le16(cb_tx | cb_tx_sf |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
		((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	/* Template for a freshly allocated RFD */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
	nic->blank_rfd.command = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
	nic->blank_rfd.rbd = cpu_to_le32(0xFFFFFFFF);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
	nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN + ETH_FCS_LEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	/* MII setup */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	nic->mii.phy_id_mask = 0x1F;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	nic->mii.reg_num_mask = 0x1F;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
	nic->mii.dev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
	nic->mii.mdio_read = mdio_read;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	nic->mii.mdio_write = mdio_write;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
static int e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	struct config *config = &cb->u.config;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	u8 *c = (u8 *)config;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	struct net_device *netdev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
	cb->command = cpu_to_le16(cb_config);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	memset(config, 0, sizeof(struct config));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	config->byte_count = 0x16;		/* bytes in this struct */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
	config->rx_fifo_limit = 0x8;		/* bytes in FIFO before DMA */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	config->direct_rx_dma = 0x1;		/* reserved */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	config->standard_tcb = 0x1;		/* 1=standard, 0=extended */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	config->standard_stat_counter = 0x1;	/* 1=standard, 0=extended */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	config->rx_discard_short_frames = 0x1;	/* 1=discard, 0=pass */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	config->tx_underrun_retry = 0x3;	/* # of underrun retries */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	if (e100_phy_supports_mii(nic))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
		config->mii_mode = 1;           /* 1=MII mode, 0=i82503 mode */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	config->pad10 = 0x6;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	config->no_source_addr_insertion = 0x1;	/* 1=no, 0=yes */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	config->preamble_length = 0x2;		/* 0=1, 1=3, 2=7, 3=15 bytes */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	config->ifs = 0x6;			/* x16 = inter frame spacing */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	config->ip_addr_hi = 0xF2;		/* ARP IP filter - not used */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
	config->pad15_1 = 0x1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
	config->pad15_2 = 0x1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
	config->crs_or_cdt = 0x0;		/* 0=CRS only, 1=CRS or CDT */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	config->fc_delay_hi = 0x40;		/* time delay for fc frame */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	config->tx_padding = 0x1;		/* 1=pad short frames */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
	config->fc_priority_threshold = 0x7;	/* 7=priority fc disabled */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
	config->pad18 = 0x1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	config->full_duplex_pin = 0x1;		/* 1=examine FDX# pin */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
	config->pad20_1 = 0x1F;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	config->fc_priority_location = 0x1;	/* 1=byte#31, 0=byte#19 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
	config->pad21_1 = 0x5;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	config->adaptive_ifs = nic->adaptive_ifs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
	config->loopback = nic->loopback;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
	if (nic->mii.force_media && nic->mii.full_duplex)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
		config->full_duplex_force = 0x1;	/* 1=force, 0=auto */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
	if (nic->flags & promiscuous || nic->loopback) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
		config->rx_save_bad_frames = 0x1;	/* 1=save, 0=discard */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
		config->rx_discard_short_frames = 0x0;	/* 1=discard, 0=save */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
		config->promiscuous_mode = 0x1;		/* 1=on, 0=off */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	if (unlikely(netdev->features & NETIF_F_RXFCS))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
		config->rx_crc_transfer = 0x1;	/* 1=save, 0=discard */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
	if (nic->flags & multicast_all)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
		config->multicast_all = 0x1;		/* 1=accept, 0=no */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
	/* disable WoL when up */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	if (nic->ecdev || 
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
			(netif_running(nic->netdev) || !(nic->flags & wol_magic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
	if (nic->mac >= mac_82558_D101_A4) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
		config->fc_disable = 0x1;	/* 1=Tx fc off, 0=Tx fc on */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
		config->mwi_enable = 0x1;	/* 1=enable, 0=disable */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
		config->standard_tcb = 0x0;	/* 1=standard, 0=extended */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
		config->rx_long_ok = 0x1;	/* 1=VLANs ok, 0=standard */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
		if (nic->mac >= mac_82559_D101M) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
			config->tno_intr = 0x1;		/* TCO stats enable */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
			/* Enable TCO in extended config */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
			if (nic->mac >= mac_82551_10) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
				config->byte_count = 0x20; /* extended bytes */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
				config->rx_d102_mode = 0x1; /* GMRC for TCO */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
			}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
		} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
			config->standard_stat_counter = 0x0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	if (netdev->features & NETIF_F_RXALL) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
		config->rx_save_overruns = 0x1; /* 1=save, 0=discard */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
		config->rx_save_bad_frames = 0x1;       /* 1=save, 0=discard */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
		config->rx_discard_short_frames = 0x0;  /* 1=discard, 0=save */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[00-07]=%8ph\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
		     c + 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[08-15]=%8ph\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
		     c + 8);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[16-23]=%8ph\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
		     c + 16);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
/*************************************************************************
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
*  CPUSaver parameters
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
*  All CPUSaver parameters are 16-bit literals that are part of a
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
*  "move immediate value" instruction.  By changing the value of
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
*  the literal in the instruction before the code is loaded, the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
*  driver can change the algorithm.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
*  INTDELAY - This loads the dead-man timer with its initial value.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
*    When this timer expires the interrupt is asserted, and the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
*    timer is reset each time a new packet is received.  (see
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
*    BUNDLEMAX below to set the limit on number of chained packets)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
*    The current default is 0x600 or 1536.  Experiments show that
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
*    the value should probably stay within the 0x200 - 0x1000.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
*  BUNDLEMAX -
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
*    This sets the maximum number of frames that will be bundled.  In
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
*    some situations, such as the TCP windowing algorithm, it may be
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
*    better to limit the growth of the bundle size than let it go as
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
*    high as it can, because that could cause too much added latency.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
*    The default is six, because this is the number of packets in the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
*    default TCP window size.  A value of 1 would make CPUSaver indicate
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
*    an interrupt for every frame received.  If you do not want to put
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
*    a limit on the bundle size, set this value to xFFFF.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
*  BUNDLESMALL -
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
*    This contains a bit-mask describing the minimum size frame that
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
*    will be bundled.  The default masks the lower 7 bits, which means
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
*    that any frame less than 128 bytes in length will not be bundled,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
*    but will instead immediately generate an interrupt.  This does
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
*    not affect the current bundle in any way.  Any frame that is 128
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
*    bytes or large will be bundled normally.  This feature is meant
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
*    to provide immediate indication of ACK frames in a TCP environment.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
*    Customers were seeing poor performance when a machine with CPUSaver
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
*    enabled was sending but not receiving.  The delay introduced when
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
*    the ACKs were received was enough to reduce total throughput, because
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
*    the sender would sit idle until the ACK was finally seen.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
*    The current default is 0xFF80, which masks out the lower 7 bits.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
*    This means that any frame which is x7F (127) bytes or smaller
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
*    will cause an immediate interrupt.  Because this value must be a
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
*    bit mask, there are only a few valid values that can be used.  To
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
*    turn this feature off, the driver can write the value xFFFF to the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
*    lower word of this instruction (in the same way that the other
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
*    parameters are used).  Likewise, a value of 0xF800 (2047) would
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
*    cause an interrupt to be generated for every frame, because all
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
*    standard Ethernet frames are <= 2047 bytes in length.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
*************************************************************************/
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
/* if you wish to disable the ucode functionality, while maintaining the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
 * workarounds it provides, set the following defines to:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
 * BUNDLESMALL 0
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
 * BUNDLEMAX 1
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
 * INTDELAY 1
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
#define BUNDLESMALL 1
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
#define BUNDLEMAX (u16)6
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
#define INTDELAY (u16)1536 /* 0x600 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
/* Initialize firmware */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
static const struct firmware *e100_request_firmware(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	const char *fw_name;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	const struct firmware *fw = nic->fw;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	u8 timer, bundle, min_size;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	int err = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	bool required = false;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
	/* do not load u-code for ICH devices */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	if (nic->flags & ich)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
		return NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
	/* Search for ucode match against h/w revision
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	 * Based on comments in the source code for the FreeBSD fxp
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	 * driver, the FIRMWARE_D102E ucode includes both CPUSaver and
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	 *    "fixes for bugs in the B-step hardware (specifically, bugs
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	 *     with Inline Receive)."
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	 * So we must fail if it cannot be loaded.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
	 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	 * The other microcode files are only required for the optional
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
	 * CPUSaver feature.  Nice to have, but no reason to fail.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	if (nic->mac == mac_82559_D101M) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
		fw_name = FIRMWARE_D101M;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	} else if (nic->mac == mac_82559_D101S) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
		fw_name = FIRMWARE_D101S;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	} else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
		fw_name = FIRMWARE_D102E;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
		required = true;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	} else { /* No ucode on other devices */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
		return NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	/* If the firmware has not previously been loaded, request a pointer
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	 * to it. If it was previously loaded, we are reinitializing the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	 * adapter, possibly in a resume from hibernate, in which case
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	 * request_firmware() cannot be used.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	if (!fw)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
		err = request_firmware(&fw, fw_name, &nic->pdev->dev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	if (err) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
		if (required) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
			netif_err(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
				  "Failed to load firmware \"%s\": %d\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
				  fw_name, err);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
			return ERR_PTR(err);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
		} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
			netif_info(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
				   "CPUSaver disabled. Needs \"%s\": %d\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
				   fw_name, err);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
			return NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	/* Firmware should be precisely UCODE_SIZE (words) plus three bytes
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	if (fw->size != UCODE_SIZE * 4 + 3) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
		netif_err(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
			  "Firmware \"%s\" has wrong size %zu\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
			  fw_name, fw->size);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		release_firmware(fw);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
		return ERR_PTR(-EINVAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	/* Read timer, bundle and min_size from end of firmware blob */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	timer = fw->data[UCODE_SIZE * 4];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	bundle = fw->data[UCODE_SIZE * 4 + 1];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
	min_size = fw->data[UCODE_SIZE * 4 + 2];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	    min_size >= UCODE_SIZE) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		netif_err(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
			  "\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
			  fw_name, timer, bundle, min_size);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
		release_firmware(fw);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
		return ERR_PTR(-EINVAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	/* OK, firmware is validated and ready to use. Save a pointer
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
	 * to it in the nic */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	nic->fw = fw;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	return fw;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
static int e100_setup_ucode(struct nic *nic, struct cb *cb,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
			     struct sk_buff *skb)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
	const struct firmware *fw = (void *)skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	u8 timer, bundle, min_size;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	/* It's not a real skb; we just abused the fact that e100_exec_cb
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	   will pass it through to here... */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
	cb->skb = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	/* firmware is stored as little endian already */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
	/* Read timer, bundle and min_size from end of firmware blob */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	timer = fw->data[UCODE_SIZE * 4];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	bundle = fw->data[UCODE_SIZE * 4 + 1];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
	min_size = fw->data[UCODE_SIZE * 4 + 2];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
	/* Insert user-tunable settings in cb->u.ucode */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
	cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
	cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
	cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
	cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
	cb->command = cpu_to_le16(cb_ucode | cb_el);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
static inline int e100_load_ucode_wait(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
	const struct firmware *fw;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	int err = 0, counter = 50;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	struct cb *cb = nic->cb_to_clean;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	fw = e100_request_firmware(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
	/* If it's NULL, then no ucode is required */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	if (!fw || IS_ERR(fw))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
		return PTR_ERR(fw);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
	if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		netif_err(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
			  "ucode cmd failed with error %d\n", err);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
	/* must restart cuc */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	nic->cuc_cmd = cuc_start;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	/* wait for completion */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	e100_write_flush(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	udelay(10);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	/* wait for possibly (ouch) 500ms */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	while (!(cb->status & cpu_to_le16(cb_complete))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
		msleep(10);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		if (!--counter) break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
	/* ack any interrupts, something could have been set */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
	iowrite8(~0, &nic->csr->scb.stat_ack);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	/* if the command failed, or is not OK, notify and return */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
	if (!counter || !(cb->status & cpu_to_le16(cb_ok))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
		netif_err(nic, probe, nic->netdev, "ucode load failed\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		err = -EPERM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
static int e100_setup_iaaddr(struct nic *nic, struct cb *cb,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	struct sk_buff *skb)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
	cb->command = cpu_to_le16(cb_iaaddr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
	memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
static int e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
	cb->command = cpu_to_le16(cb_dump);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
	cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
		offsetof(struct mem, dump_buf));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
static int e100_phy_check_without_mii(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
	u8 phy_type;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	int without_mii;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	switch (phy_type) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	case I82503: /* Non-MII PHY; UNTESTED! */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
	case S80C24: /* Non-MII PHY; tested and working */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		/* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
		 * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		 * doesn't have a programming interface of any sort.  The
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
		 * media is sensed automatically based on how the link partner
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
		 * is configured.  This is, in essence, manual configuration.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
		 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
		netif_info(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
			   "found MII-less i82503 or 80c24 or other PHY\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
		nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		/* these might be needed for certain MII-less cards...
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		 * nic->flags |= ich;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
		 * nic->flags |= ich_10h_workaround; */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		without_mii = 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	default:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
		without_mii = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
	return without_mii;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
#define NCONFIG_AUTO_SWITCH	0x0080
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
#define MII_NSC_CONG		MII_RESV1
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
#define NSC_CONG_ENABLE		0x0100
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
#define NSC_CONG_TXREADY	0x0400
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
#define ADVERTISE_FC_SUPPORTED	0x0400
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
static int e100_phy_init(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
	struct net_device *netdev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
	u32 addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	u16 bmcr, stat, id_lo, id_hi, cong;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
	/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	for (addr = 0; addr < 32; addr++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
		nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
	if (addr == 32) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		/* uhoh, no PHY detected: check whether we seem to be some
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		 * weird, rare variant which is *known* to not have any MII.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		 * But do this AFTER MII checking only, since this does
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		 * lookup of EEPROM values which may easily be unreliable. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		if (e100_phy_check_without_mii(nic))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
			return 0; /* simply return and hope for the best */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
		else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
			/* for unknown cases log a fatal error */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
			netif_err(nic, hw, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
				  "Failed to locate any known PHY, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
			return -EAGAIN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	} else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
			     "phy_addr = %d\n", nic->mii.phy_id);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
	/* Get phy ID */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		     "phy ID = 0x%08X\n", nic->phy);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
	/* Select the phy and isolate the rest */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
	for (addr = 0; addr < 32; addr++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		if (addr != nic->mii.phy_id) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
			mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		} else if (nic->phy != phy_82552_v) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
			bmcr = mdio_read(netdev, addr, MII_BMCR);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
			mdio_write(netdev, addr, MII_BMCR,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
				bmcr & ~BMCR_ISOLATE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
	/*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	 * Workaround for 82552:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
	 * Clear the ISOLATE bit on selected phy_id last (mirrored on all
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	 * other phy_id's) using bmcr value from addr discovery loop above.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	if (nic->phy == phy_82552_v)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
			bmcr & ~BMCR_ISOLATE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	/* Handle National tx phys */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
		/* Disable congestion control */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
		cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
		cong |= NSC_CONG_TXREADY;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		cong &= ~NSC_CONG_ENABLE;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
		mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	if (nic->phy == phy_82552_v) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
		u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
		/* assign special tweaked mdio_ctrl() function */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
		nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		/* Workaround Si not advertising flow-control during autoneg */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
		mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
		/* Reset for the above changes to take effect */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
		bmcr |= BMCR_RESET;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
	} else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
	   (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
		/* enable/disable MDI/MDI-X auto-switching. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
				nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
static int e100_hw_init(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
	int err = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
	e100_hw_reset(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
	netif_err(nic, hw, nic->netdev, "e100_hw_init\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
	if (!in_interrupt() && (err = e100_self_test(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
	if ((err = e100_phy_init(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
	if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
	if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	if ((err = e100_load_ucode_wait(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	if ((err = e100_exec_cb(nic, NULL, e100_configure)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
	if ((err = e100_exec_cmd(nic, cuc_dump_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
		nic->dma_addr + offsetof(struct mem, stats))))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
	e100_disable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
static int e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	struct net_device *netdev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
	struct netdev_hw_addr *ha;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
	u16 i, count = min(netdev_mc_count(netdev), E100_MAX_MULTICAST_ADDRS);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
	cb->command = cpu_to_le16(cb_multi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
	i = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	netdev_for_each_mc_addr(ha, netdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		if (i == count)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
		memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
			ETH_ALEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
static void e100_set_multicast_list(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
		     "mc_count=%d, flags=0x%04X\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
		     netdev_mc_count(netdev), netdev->flags);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	if (netdev->flags & IFF_PROMISC)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
		nic->flags |= promiscuous;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
		nic->flags &= ~promiscuous;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	if (netdev->flags & IFF_ALLMULTI ||
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
		netdev_mc_count(netdev) > E100_MAX_MULTICAST_ADDRS)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		nic->flags |= multicast_all;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
	else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
		nic->flags &= ~multicast_all;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	e100_exec_cb(nic, NULL, e100_configure);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	e100_exec_cb(nic, NULL, e100_multi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
static void e100_update_stats(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	struct net_device *dev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
	struct net_device_stats *ns = &dev->stats;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
	struct stats *s = &nic->mem->stats;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
		&s->complete;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
	/* Device's stats reporting may take several microseconds to
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
	 * complete, so we're always waiting for results of the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
	 * previous command. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
		*complete = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
		ns->tx_aborted_errors += le32_to_cpu(s->tx_max_collisions);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
		ns->tx_window_errors += le32_to_cpu(s->tx_late_collisions);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
		ns->tx_carrier_errors += le32_to_cpu(s->tx_lost_crs);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
		ns->tx_fifo_errors += le32_to_cpu(s->tx_underruns);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
		ns->collisions += nic->tx_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
		ns->tx_errors += le32_to_cpu(s->tx_max_collisions) +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
			le32_to_cpu(s->tx_lost_crs);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
		nic->rx_short_frame_errors +=
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
			le32_to_cpu(s->rx_short_frame_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
		ns->rx_length_errors = nic->rx_short_frame_errors +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
			nic->rx_over_length_errors;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
		ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
		ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
		ns->rx_errors += le32_to_cpu(s->rx_crc_errors) +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
			le32_to_cpu(s->rx_alignment_errors) +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
			le32_to_cpu(s->rx_short_frame_errors) +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
			le32_to_cpu(s->rx_cdt_errors);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
		nic->tx_deferred += le32_to_cpu(s->tx_deferred);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
		nic->tx_single_collisions +=
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
			le32_to_cpu(s->tx_single_collisions);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
		nic->tx_multiple_collisions +=
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
			le32_to_cpu(s->tx_multiple_collisions);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
		if (nic->mac >= mac_82558_D101_A4) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
			nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
			nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
			nic->rx_fc_unsupported +=
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
				le32_to_cpu(s->fc_rcv_unsupported);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
			if (nic->mac >= mac_82559_D101M) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
				nic->tx_tco_frames +=
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
					le16_to_cpu(s->xmt_tco_frames);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
				nic->rx_tco_frames +=
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
					le16_to_cpu(s->rcv_tco_frames);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
			}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
	if (e100_exec_cmd(nic, cuc_dump_reset, 0))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
			     "exec cuc_dump_reset failed\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
	/* Adjust inter-frame-spacing (IFS) between two transmits if
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	 * we're getting collisions on a half-duplex connection. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	if (duplex == DUPLEX_HALF) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
		u32 prev = nic->adaptive_ifs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
		u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
		if ((nic->tx_frames / 32 < nic->tx_collisions) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
		   (nic->tx_frames > min_frames)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
			if (nic->adaptive_ifs < 60)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
				nic->adaptive_ifs += 5;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		} else if (nic->tx_frames < min_frames) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
			if (nic->adaptive_ifs >= 5)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
				nic->adaptive_ifs -= 5;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
		if (nic->adaptive_ifs != prev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
			e100_exec_cb(nic, NULL, e100_configure);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
static void e100_watchdog(unsigned long data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
	struct nic *nic = (struct nic *)data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
	struct ethtool_cmd cmd = { .cmd = ETHTOOL_GSET };
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
	u32 speed;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	if (nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
		ecdev_set_link(nic->ecdev, mii_link_ok(&nic->mii) ? 1 : 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
		return;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
	netif_printk(nic, timer, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
		     "right now = %ld\n", jiffies);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
	/* mii library handles link maintenance tasks */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
	mii_ethtool_gset(&nic->mii, &cmd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
	speed = ethtool_cmd_speed(&cmd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
		netdev_info(nic->netdev, "NIC Link is Up %u Mbps %s Duplex\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
			    speed == SPEED_100 ? 100 : 10,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
			    cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
	} else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
		netdev_info(nic->netdev, "NIC Link is Down\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	mii_check_link(&nic->mii);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	/* Software generated interrupt to recover from (rare) Rx
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	 * allocation failure.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
	 * Unfortunately have to use a spinlock to not re-enable interrupts
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	 * accidentally, due to hardware that shares a register between the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
	 * interrupt mask bit and the SW Interrupt generation bit */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	spin_lock_irq(&nic->cmd_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	iowrite8(ioread8(&nic->csr->scb.cmd_hi) | irq_sw_gen,&nic->csr->scb.cmd_hi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	e100_write_flush(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
	spin_unlock_irq(&nic->cmd_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
	e100_update_stats(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	e100_adjust_adaptive_ifs(nic, speed, cmd.duplex);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
	if (nic->mac <= mac_82557_D100_C)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
		/* Issue a multicast command to workaround a 557 lock up */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
		e100_set_multicast_list(nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
	if (nic->flags & ich && speed == SPEED_10 && cmd.duplex == DUPLEX_HALF)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
		nic->flags |= ich_10h_workaround;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
		nic->flags &= ~ich_10h_workaround;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	mod_timer(&nic->watchdog,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
static int e100_xmit_prepare(struct nic *nic, struct cb *cb,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	struct sk_buff *skb)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	dma_addr_t dma_addr;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
	cb->command = nic->tx_command;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
	dma_addr = pci_map_single(nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
				  skb->data, skb->len, PCI_DMA_TODEVICE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
	/* If we can't map the skb, have the upper layer try later */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
	if (pci_dma_mapping_error(nic->pdev, dma_addr))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
		return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	/*
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
	 * Use the last 4 bytes of the SKB payload packet as the CRC, used for
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
	 * testing, ie sending frames with bad CRC.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
	 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
	if (unlikely(skb->no_fcs))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
		cb->command |= cpu_to_le16(cb_tx_nc);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
	else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		cb->command &= ~cpu_to_le16(cb_tx_nc);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
	/* interrupt every 16 packets regardless of delay */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	if ((nic->cbs_avail & ~15) == nic->cbs_avail)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
		cb->command |= cpu_to_le16(cb_i);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
	cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
	cb->u.tcb.tcb_byte_count = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
	cb->u.tcb.threshold = nic->tx_threshold;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
	cb->u.tcb.tbd_count = 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
	cb->u.tcb.tbd.buf_addr = cpu_to_le32(dma_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
	skb_tx_timestamp(skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
				   struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
	int err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
	if (nic->flags & ich_10h_workaround) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
		/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
		   Issue a NOP command followed by a 1us delay before
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		   issuing the Tx command. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
		if (e100_exec_cmd(nic, cuc_nop, 0))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
			netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
				     "exec cuc_nop failed\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
		udelay(1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	err = e100_exec_cb(nic, skb, e100_xmit_prepare);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
	switch (err) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	case -ENOSPC:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
		/* We queued the skb, but now we're out of space. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
			     "No space for CB\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
		if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
			netif_stop_queue(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
	case -ENOMEM:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
		/* This is a hard error - log it. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
			     "Out of Tx resources, returning skb\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
		if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
			netif_stop_queue(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
		return NETDEV_TX_BUSY;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	return NETDEV_TX_OK;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
static int e100_tx_clean(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	struct net_device *dev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
	struct cb *cb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	int tx_cleaned = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
		spin_lock(&nic->cb_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
	/* Clean CBs marked complete */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	for (cb = nic->cb_to_clean;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
	    cb->status & cpu_to_le16(cb_complete);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
	    cb = nic->cb_to_clean = cb->next) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
		rmb(); /* read skb after status */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
		netif_printk(nic, tx_done, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
			     "cb[%d]->status = 0x%04X\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
			     (int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
			     cb->status);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
		if (likely(cb->skb != NULL)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
			dev->stats.tx_packets++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
			dev->stats.tx_bytes += cb->skb->len;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
			pci_unmap_single(nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
				le32_to_cpu(cb->u.tcb.tbd.buf_addr),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
				le16_to_cpu(cb->u.tcb.tbd.size),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
				PCI_DMA_TODEVICE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
			if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
				dev_kfree_skb_any(cb->skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
			cb->skb = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
			tx_cleaned = 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		cb->status = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		nic->cbs_avail++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
		spin_unlock(&nic->cb_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		/* Recover from running out of Tx resources in xmit_frame */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
		if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
			netif_wake_queue(nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	return tx_cleaned;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
static void e100_clean_cbs(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
	if (nic->cbs) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		while (nic->cbs_avail != nic->params.cbs.count) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
			struct cb *cb = nic->cb_to_clean;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
			if (cb->skb) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
				pci_unmap_single(nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
					le32_to_cpu(cb->u.tcb.tbd.buf_addr),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
					le16_to_cpu(cb->u.tcb.tbd.size),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
					PCI_DMA_TODEVICE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
				if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
					dev_kfree_skb(cb->skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
			}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
			nic->cb_to_clean = nic->cb_to_clean->next;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
			nic->cbs_avail++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
		pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
		nic->cbs = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
		nic->cbs_avail = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
	nic->cuc_cmd = cuc_start;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean =
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		nic->cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
static int e100_alloc_cbs(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	struct cb *cb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
	unsigned int i, count = nic->params.cbs.count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
	nic->cuc_cmd = cuc_start;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	nic->cbs_avail = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
				  &nic->cbs_dma_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	if (!nic->cbs)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
		return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	memset(nic->cbs, 0, count * sizeof(struct cb));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
		cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
		cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
		cb->dma_addr = nic->cbs_dma_addr + i * sizeof(struct cb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
		cb->link = cpu_to_le32(nic->cbs_dma_addr +
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
			((i+1) % count) * sizeof(struct cb));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = nic->cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
	nic->cbs_avail = count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	if (!nic->rxs) return;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
	if (RU_SUSPENDED != nic->ru_running) return;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
	/* handle init time starts */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
	if (!rx) rx = nic->rxs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
	/* (Re)start RU if suspended or idle and RFA is non-NULL */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
	if (rx->skb) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		e100_exec_cmd(nic, ruc_start, rx->dma_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
		nic->ru_running = RU_RUNNING;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	if (!(rx->skb = netdev_alloc_skb_ip_align(nic->netdev, RFD_BUF_LEN)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
	/* Init, and map the RFD. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	skb_copy_to_linear_data(rx->skb, &nic->blank_rfd, sizeof(struct rfd));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
	if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
		dev_kfree_skb_any(rx->skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
		rx->skb = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
		rx->dma_addr = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
		return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
	/* Link the RFD to end of RFA by linking previous RFD to
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	 * this one.  We are safe to touch the previous RFD because
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	 * it is protected by the before last buffer's el bit being set */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	if (rx->prev->skb) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
		put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
static int e100_rx_indicate(struct nic *nic, struct rx *rx,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
	unsigned int *work_done, unsigned int work_to_do)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
	struct net_device *dev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	struct sk_buff *skb = rx->skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
	struct rfd *rfd = (struct rfd *)skb->data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	u16 rfd_status, actual_size;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
	u16 fcs_pad = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
	if (unlikely(work_done && *work_done >= work_to_do))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
		return -EAGAIN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
	/* Need to sync before taking a peek at cb_complete bit */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
	rfd_status = le16_to_cpu(rfd->status);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
	netif_printk(nic, rx_status, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
		     "status=0x%04X\n", rfd_status);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	rmb(); /* read size after status bit */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
	/* If data isn't ready, nothing to indicate */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
	if (unlikely(!(rfd_status & cb_complete))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		/* If the next buffer has the el bit, but we think the receiver
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
		 * is still running, check to see if it really stopped while
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		 * we had interrupts off.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		 * This allows for a fast restart without re-enabling
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
		 * interrupts */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		if ((le16_to_cpu(rfd->command) & cb_el) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
		    (RU_RUNNING == nic->ru_running))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
			if (ioread8(&nic->csr->scb.status) & rus_no_res)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
				nic->ru_running = RU_SUSPENDED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
					       sizeof(struct rfd),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
					       PCI_DMA_FROMDEVICE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
		return -ENODATA;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	/* Get actual data size */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	if (unlikely(dev->features & NETIF_F_RXFCS))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
		fcs_pad = 4;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
	if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
		actual_size = RFD_BUF_LEN - sizeof(struct rfd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
	/* Get data */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	pci_unmap_single(nic->pdev, rx->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	/* If this buffer has the el bit, but we think the receiver
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	 * is still running, check to see if it really stopped while
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	 * we had interrupts off.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
	 * This allows for a fast restart without re-enabling interrupts.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
	 * This can happen when the RU sees the size change but also sees
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	 * the el bit set. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
	if ((le16_to_cpu(rfd->command) & cb_el) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
	    (RU_RUNNING == nic->ru_running)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
		nic->ru_running = RU_SUSPENDED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
		/* Pull off the RFD and put the actual data (minus eth hdr) */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		skb_reserve(skb, sizeof(struct rfd));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		skb_put(skb, actual_size);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		skb->protocol = eth_type_trans(skb, nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
	/* If we are receiving all frames, then don't bother
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	 * checking for errors.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	if (unlikely(dev->features & NETIF_F_RXALL)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
		if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN + fcs_pad)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
			/* Received oversized frame, but keep it. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
			nic->rx_over_length_errors++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		goto process_skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
	if (unlikely(!(rfd_status & cb_ok))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
		if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
			/* Don't indicate if hardware indicates errors */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
			dev_kfree_skb_any(skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	} else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN + fcs_pad) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
		/* Don't indicate oversized frames */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
		nic->rx_over_length_errors++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
		if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
			dev_kfree_skb_any(skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
	} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
process_skb:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
		dev->stats.rx_packets++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
		dev->stats.rx_bytes += (actual_size - fcs_pad);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
		if (nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
			ecdev_receive(nic->ecdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
					skb->data + sizeof(struct rfd), actual_size - fcs_pad);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
			// No need to detect link status as
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
			// long as frames are received: Reset watchdog.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
			if (ecdev_get_link(nic->ecdev)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
				nic->ec_watchdog_jiffies = jiffies;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
			}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
		} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
			netif_receive_skb(skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
		if (work_done)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
			(*work_done)++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
	if (nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
		// make receive frame descriptior usable again
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
		memcpy(skb->data, &nic->blank_rfd, sizeof(struct rfd));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
		rx->dma_addr = pci_map_single(nic->pdev, skb->data,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
				RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
		if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
			rx->dma_addr = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
		/* Link the RFD to end of RFA by linking previous RFD to
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
		 * this one.  We are safe to touch the previous RFD because
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
		 * it is protected by the before last buffer's el bit being set */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
		if (rx->prev->skb) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
			struct rfd *prev_rfd = (struct rfd *) rx->prev->skb->data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
			put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
			pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
					sizeof(struct rfd), PCI_DMA_TODEVICE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
		rx->skb = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	unsigned int work_to_do)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	struct rx *rx;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	int restart_required = 0, err = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	struct rx *old_before_last_rx, *new_before_last_rx;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	struct rfd *old_before_last_rfd, *new_before_last_rfd;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	/* Indicate newly arrived packets */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
		err = e100_rx_indicate(nic, rx, work_done, work_to_do);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
		/* Hit quota or no more to clean */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
		if (-EAGAIN == err || -ENODATA == err)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
			break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	/* On EAGAIN, hit quota so have more work to do, restart once
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	 * cleanup is complete.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	 * Else, are we already rnr? then pay attention!!! this ensures that
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	 * the state machine progression never allows a start with a
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	 * partially cleaned list, avoiding a race between hardware
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	 * and rx_to_clean when in NAPI mode */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	if (-EAGAIN != err && RU_SUSPENDED == nic->ru_running)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
		restart_required = 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	old_before_last_rx = nic->rx_to_use->prev->prev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
		/* Alloc new skbs to refill list */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
		for(rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
			if(unlikely(e100_rx_alloc_skb(nic, rx)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
				break; /* Better luck next time (see watchdog) */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	new_before_last_rx = nic->rx_to_use->prev->prev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	if (new_before_last_rx != old_before_last_rx) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
		/* Set the el-bit on the buffer that is before the last buffer.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
		 * This lets us update the next pointer on the last buffer
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
		 * without worrying about hardware touching it.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
		 * We set the size to 0 to prevent hardware from touching this
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
		 * buffer.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
		 * When the hardware hits the before last buffer with el-bit
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
		 * and size of 0, it will RNR interrupt, the RUS will go into
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
		 * the No Resources state.  It will not complete nor write to
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
		 * this buffer. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
		new_before_last_rfd =
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
			(struct rfd *)new_before_last_rx->skb->data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
		new_before_last_rfd->size = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
		new_before_last_rfd->command |= cpu_to_le16(cb_el);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
		pci_dma_sync_single_for_device(nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
			new_before_last_rx->dma_addr, sizeof(struct rfd),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
			PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
		/* Now that we have a new stopping point, we can clear the old
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
		 * stopping point.  We must sync twice to get the proper
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
		 * ordering on the hardware side of things. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
		old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
		pci_dma_sync_single_for_device(nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
			old_before_last_rx->dma_addr, sizeof(struct rfd),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
			PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
		old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
							+ ETH_FCS_LEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
		pci_dma_sync_single_for_device(nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
			old_before_last_rx->dma_addr, sizeof(struct rfd),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
			PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	if (restart_required) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
		// ack the rnr?
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
		e100_start_receiver(nic, nic->rx_to_clean);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
		if (work_done)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
			(*work_done)++;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
static void e100_rx_clean_list(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	struct rx *rx;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
	unsigned int i, count = nic->params.rfds.count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
	nic->ru_running = RU_UNINITIALIZED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	if (nic->rxs) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
		for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
			if (rx->skb) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
				pci_unmap_single(nic->pdev, rx->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
				dev_kfree_skb(rx->skb);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
			}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
		kfree(nic->rxs);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
		nic->rxs = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	nic->rx_to_use = nic->rx_to_clean = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
static int e100_rx_alloc_list(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
	struct rx *rx;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	unsigned int i, count = nic->params.rfds.count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	struct rfd *before_last;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	nic->rx_to_use = nic->rx_to_clean = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
	nic->ru_running = RU_UNINITIALIZED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
		return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
		rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
		rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
		if (e100_rx_alloc_skb(nic, rx)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
			e100_rx_clean_list(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
			return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		/* Set the el-bit on the buffer that is before the last buffer.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
		 * This lets us update the next pointer on the last buffer without
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
		 * worrying about hardware touching it.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
		 * We set the size to 0 to prevent hardware from touching this buffer.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		 * When the hardware hits the before last buffer with el-bit and size
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		 * of 0, it will RNR interrupt, the RU will go into the No Resources
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
		 * state.  It will not complete nor write to this buffer. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
		rx = nic->rxs->prev->prev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
		before_last = (struct rfd *)rx->skb->data;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
		before_last->command |= cpu_to_le16(cb_el);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
		before_last->size = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
				sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	nic->rx_to_use = nic->rx_to_clean = nic->rxs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
	nic->ru_running = RU_SUSPENDED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
static irqreturn_t e100_intr(int irq, void *dev_id)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	struct net_device *netdev = dev_id;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	u8 stat_ack = ioread8(&nic->csr->scb.stat_ack);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	netif_printk(nic, intr, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
		     "stat_ack = 0x%02X\n", stat_ack);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	if (stat_ack == stat_ack_not_ours ||	/* Not our interrupt */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
	   stat_ack == stat_ack_not_present)	/* Hardware is ejected */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
		return IRQ_NONE;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
	/* Ack interrupt(s) */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	iowrite8(stat_ack, &nic->csr->scb.stat_ack);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
	/* We hit Receive No Resource (RNR); restart RU after cleaning */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	if (stat_ack & stat_ack_rnr)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
		nic->ru_running = RU_SUSPENDED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
	if (!nic->ecdev && likely(napi_schedule_prep(&nic->napi))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
		e100_disable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
		__napi_schedule(&nic->napi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
	return IRQ_HANDLED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
void e100_ec_poll(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	e100_rx_clean(nic, NULL, 100);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	e100_tx_clean(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	if (jiffies - nic->ec_watchdog_jiffies >= 2 * HZ) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
		e100_watchdog((unsigned long) nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
		nic->ec_watchdog_jiffies = jiffies;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
static int e100_poll(struct napi_struct *napi, int budget)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	struct nic *nic = container_of(napi, struct nic, napi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	unsigned int work_done = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
	e100_rx_clean(nic, &work_done, budget);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	e100_tx_clean(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	/* If budget not fully consumed, exit the polling mode */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	if (work_done < budget) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
		napi_complete(napi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
		e100_enable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	return work_done;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
#ifdef CONFIG_NET_POLL_CONTROLLER
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
static void e100_netpoll(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	e100_disable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	e100_intr(nic->pdev->irq, netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	e100_tx_clean(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
	e100_enable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
#endif
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
static int e100_set_mac_address(struct net_device *netdev, void *p)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
	struct sockaddr *addr = p;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	if (!is_valid_ether_addr(addr->sa_data))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
		return -EADDRNOTAVAIL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
	e100_exec_cb(nic, NULL, e100_setup_iaaddr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
		return -EINVAL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
	netdev->mtu = new_mtu;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
static int e100_asf(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
	/* ASF can be enabled from eeprom */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	return (nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
static int e100_up(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	int err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	if ((err = e100_rx_alloc_list(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	if ((err = e100_alloc_cbs(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		goto err_rx_clean_list;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
	if ((err = e100_hw_init(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		goto err_clean_cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
	e100_set_multicast_list(nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
	e100_start_receiver(nic, NULL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		mod_timer(&nic->watchdog, jiffies);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
	if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
		nic->netdev->name, nic->netdev)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
		goto err_no_irq;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
		netif_wake_queue(nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
		napi_enable(&nic->napi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
		/* enable ints _after_ enabling poll, preventing a race between
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
		 * disable ints+schedule */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
		e100_enable_irq(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
err_no_irq:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
		del_timer_sync(&nic->watchdog);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
err_clean_cbs:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	e100_clean_cbs(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
err_rx_clean_list:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	e100_rx_clean_list(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
static void e100_down(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
		/* wait here for poll to complete */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
		napi_disable(&nic->napi);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
		netif_stop_queue(nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	e100_hw_reset(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	free_irq(nic->pdev->irq, nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
		del_timer_sync(&nic->watchdog);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
		netif_carrier_off(nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	e100_clean_cbs(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	e100_rx_clean_list(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
static void e100_tx_timeout(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	/* Reset outside of interrupt context, to avoid request_irq
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	 * in interrupt context */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	schedule_work(&nic->tx_timeout_task);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
static void e100_tx_timeout_task(struct work_struct *work)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	struct nic *nic = container_of(work, struct nic, tx_timeout_task);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	struct net_device *netdev = nic->netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
		     "scb.status=0x%02X\n", ioread8(&nic->csr->scb.status));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
	rtnl_lock();
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	if (netif_running(netdev)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
		e100_down(netdev_priv(netdev));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
		e100_up(netdev_priv(netdev));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
	rtnl_unlock();
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	int err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	struct sk_buff *skb;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	/* Use driver resources to perform internal MAC or PHY
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
	 * loopback test.  A single packet is prepared and transmitted
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	 * in loopback mode, and the test passes if the received
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	 * packet compares byte-for-byte to the transmitted packet. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
	if ((err = e100_rx_alloc_list(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
		return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
	if ((err = e100_alloc_cbs(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		goto err_clean_rx;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	/* ICH PHY loopback is broken so do MAC loopback instead */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
	if (nic->flags & ich && loopback_mode == lb_phy)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
		loopback_mode = lb_mac;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
	nic->loopback = loopback_mode;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
	if ((err = e100_hw_init(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
		goto err_loopback_none;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
	if (loopback_mode == lb_phy)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
		mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
			BMCR_LOOPBACK);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	e100_start_receiver(nic, NULL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
		err = -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
		goto err_loopback_none;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
	skb_put(skb, ETH_DATA_LEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
	memset(skb->data, 0xFF, ETH_DATA_LEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
	e100_xmit_frame(skb, nic->netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
	msleep(10);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	   skb->data, ETH_DATA_LEN))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
		err = -EAGAIN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
err_loopback_none:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	nic->loopback = lb_none;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
	e100_clean_cbs(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
	e100_hw_reset(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
err_clean_rx:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	e100_rx_clean_list(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
#define MII_LED_CONTROL	0x1B
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
#define E100_82552_LED_OVERRIDE 0x19
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
#define E100_82552_LED_ON       0x000F /* LEDTX and LED_RX both on */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
#define E100_82552_LED_OFF      0x000A /* LEDTX and LED_RX both off */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
static int e100_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
	return mii_ethtool_gset(&nic->mii, cmd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
static int e100_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	int err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, BMCR_RESET);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
	err = mii_ethtool_sset(&nic->mii, cmd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	e100_exec_cb(nic, NULL, e100_configure);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
static void e100_get_drvinfo(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	struct ethtool_drvinfo *info)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	strlcpy(info->bus_info, pci_name(nic->pdev),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
		sizeof(info->bus_info));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
#define E100_PHY_REGS 0x1C
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
static int e100_get_regs_len(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
	return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
static void e100_get_regs(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	struct ethtool_regs *regs, void *p)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	u32 *buff = p;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	int i;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	regs->version = (1 << 24) | nic->pdev->revision;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
		ioread16(&nic->csr->scb.status);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	for (i = E100_PHY_REGS; i >= 0; i--)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
		buff[1 + E100_PHY_REGS - i] =
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
			mdio_read(netdev, nic->mii.phy_id, i);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
	e100_exec_cb(nic, NULL, e100_dump);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	msleep(10);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
		sizeof(nic->mem->dump_buf));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	wol->supported = (nic->mac >= mac_82558_D101_A4) ?  WAKE_MAGIC : 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	wol->wolopts = (nic->flags & wol_magic) ? WAKE_MAGIC : 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	    !device_can_wakeup(&nic->pdev->dev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
		return -EOPNOTSUPP;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	if (wol->wolopts)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
		nic->flags |= wol_magic;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
		nic->flags &= ~wol_magic;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	e100_exec_cb(nic, NULL, e100_configure);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
static u32 e100_get_msglevel(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	return nic->msg_enable;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
static void e100_set_msglevel(struct net_device *netdev, u32 value)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	nic->msg_enable = value;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
static int e100_nway_reset(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	return mii_nway_restart(&nic->mii);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
static u32 e100_get_link(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	return mii_link_ok(&nic->mii);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
static int e100_get_eeprom_len(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	return nic->eeprom_wc << 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
#define E100_EEPROM_MAGIC	0x1234
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
static int e100_get_eeprom(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	struct ethtool_eeprom *eeprom, u8 *bytes)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	eeprom->magic = E100_EEPROM_MAGIC;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
	memcpy(bytes, &((u8 *)nic->eeprom)[eeprom->offset], eeprom->len);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
static int e100_set_eeprom(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	struct ethtool_eeprom *eeprom, u8 *bytes)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
	if (eeprom->magic != E100_EEPROM_MAGIC)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
		return -EINVAL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
	memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	return e100_eeprom_save(nic, eeprom->offset >> 1,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
		(eeprom->len >> 1) + 1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
static void e100_get_ringparam(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	struct ethtool_ringparam *ring)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	struct param_range *rfds = &nic->params.rfds;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	struct param_range *cbs = &nic->params.cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	ring->rx_max_pending = rfds->max;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	ring->tx_max_pending = cbs->max;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	ring->rx_pending = rfds->count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	ring->tx_pending = cbs->count;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
static int e100_set_ringparam(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	struct ethtool_ringparam *ring)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
	struct param_range *rfds = &nic->params.rfds;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	struct param_range *cbs = &nic->params.cbs;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
		return -EINVAL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
		e100_down(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
	rfds->count = max(ring->rx_pending, rfds->min);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	rfds->count = min(rfds->count, rfds->max);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	cbs->count = max(ring->tx_pending, cbs->min);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
	cbs->count = min(cbs->count, cbs->max);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	netif_info(nic, drv, nic->netdev, "Ring Param settings: rx: %d, tx %d\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
		   rfds->count, cbs->count);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
	if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
		e100_up(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
static const char e100_gstrings_test[][ETH_GSTRING_LEN] = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	"Link test     (on/offline)",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	"Eeprom test   (on/offline)",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	"Self test        (offline)",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	"Mac loopback     (offline)",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	"Phy loopback     (offline)",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
#define E100_TEST_LEN	ARRAY_SIZE(e100_gstrings_test)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
static void e100_diag_test(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	struct ethtool_test *test, u64 *data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	struct ethtool_cmd cmd;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	int i, err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
	memset(data, 0, E100_TEST_LEN * sizeof(u64));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
	data[0] = !mii_link_ok(&nic->mii);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	data[1] = e100_eeprom_load(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	if (test->flags & ETH_TEST_FL_OFFLINE) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
		/* save speed, duplex & autoneg settings */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		err = mii_ethtool_gset(&nic->mii, &cmd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
		if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
			e100_down(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
		data[2] = e100_self_test(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
		data[3] = e100_loopback_test(nic, lb_mac);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
		data[4] = e100_loopback_test(nic, lb_phy);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
		/* restore speed, duplex & autoneg settings */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
		err = mii_ethtool_sset(&nic->mii, &cmd);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
		if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
			e100_up(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	for (i = 0; i < E100_TEST_LEN; i++)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
		test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	msleep_interruptible(4 * 1000);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
static int e100_set_phys_id(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
			    enum ethtool_phys_id_state state)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	enum led_state {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
		led_on     = 0x01,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
		led_off    = 0x04,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
		led_on_559 = 0x05,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
		led_on_557 = 0x07,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
	};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
	u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
		MII_LED_CONTROL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
	u16 leds = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	switch (state) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	case ETHTOOL_ID_ACTIVE:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
		return 2;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	case ETHTOOL_ID_ON:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
		leds = (nic->phy == phy_82552_v) ? E100_82552_LED_ON :
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
		       (nic->mac < mac_82559_D101M) ? led_on_557 : led_on_559;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	case ETHTOOL_ID_OFF:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
		leds = (nic->phy == phy_82552_v) ? E100_82552_LED_OFF : led_off;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	case ETHTOOL_ID_INACTIVE:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	mdio_write(netdev, nic->mii.phy_id, led_reg, leds);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
static const char e100_gstrings_stats[][ETH_GSTRING_LEN] = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	"rx_length_errors", "rx_over_errors", "rx_crc_errors",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	"tx_heartbeat_errors", "tx_window_errors",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	/* device-specific stats */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
	"tx_deferred", "tx_single_collisions", "tx_multi_collisions",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
	"tx_flow_control_pause", "rx_flow_control_pause",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
	"rx_flow_control_unsupported", "tx_tco_packets", "rx_tco_packets",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	"rx_short_frame_errors", "rx_over_length_errors",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
#define E100_NET_STATS_LEN	21
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
#define E100_STATS_LEN	ARRAY_SIZE(e100_gstrings_stats)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
static int e100_get_sset_count(struct net_device *netdev, int sset)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
	switch (sset) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
	case ETH_SS_TEST:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
		return E100_TEST_LEN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	case ETH_SS_STATS:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
		return E100_STATS_LEN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	default:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		return -EOPNOTSUPP;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
static void e100_get_ethtool_stats(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	struct ethtool_stats *stats, u64 *data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	int i;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	for (i = 0; i < E100_NET_STATS_LEN; i++)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
		data[i] = ((unsigned long *)&netdev->stats)[i];
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	data[i++] = nic->tx_deferred;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
	data[i++] = nic->tx_single_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	data[i++] = nic->tx_multiple_collisions;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	data[i++] = nic->tx_fc_pause;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	data[i++] = nic->rx_fc_pause;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	data[i++] = nic->rx_fc_unsupported;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	data[i++] = nic->tx_tco_frames;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
	data[i++] = nic->rx_tco_frames;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
	data[i++] = nic->rx_short_frame_errors;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	data[i++] = nic->rx_over_length_errors;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	switch (stringset) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	case ETH_SS_TEST:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
		memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	case ETH_SS_STATS:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
		memcpy(data, *e100_gstrings_stats, sizeof(e100_gstrings_stats));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		break;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
static const struct ethtool_ops e100_ethtool_ops = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	.get_settings		= e100_get_settings,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	.set_settings		= e100_set_settings,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	.get_drvinfo		= e100_get_drvinfo,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	.get_regs_len		= e100_get_regs_len,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	.get_regs		= e100_get_regs,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	.get_wol		= e100_get_wol,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	.set_wol		= e100_set_wol,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	.get_msglevel		= e100_get_msglevel,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
	.set_msglevel		= e100_set_msglevel,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	.nway_reset		= e100_nway_reset,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	.get_link		= e100_get_link,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
	.get_eeprom_len		= e100_get_eeprom_len,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	.get_eeprom		= e100_get_eeprom,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
	.set_eeprom		= e100_set_eeprom,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	.get_ringparam		= e100_get_ringparam,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
	.set_ringparam		= e100_set_ringparam,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
	.self_test		= e100_diag_test,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
	.get_strings		= e100_get_strings,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	.set_phys_id		= e100_set_phys_id,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	.get_ethtool_stats	= e100_get_ethtool_stats,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
	.get_sset_count		= e100_get_sset_count,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
	.get_ts_info		= ethtool_op_get_ts_info,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
static int e100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
	return generic_mii_ioctl(&nic->mii, if_mii(ifr), cmd, NULL);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
static int e100_alloc(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
	nic->mem = pci_alloc_consistent(nic->pdev, sizeof(struct mem),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
		&nic->dma_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
	return nic->mem ? 0 : -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
static void e100_free(struct nic *nic)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	if (nic->mem) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
		pci_free_consistent(nic->pdev, sizeof(struct mem),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
			nic->mem, nic->dma_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
		nic->mem = NULL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
static int e100_open(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	int err = 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
		netif_carrier_off(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	if ((err = e100_up(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
		netif_err(nic, ifup, nic->netdev, "Cannot open interface, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
static int e100_close(struct net_device *netdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
	e100_down(netdev_priv(netdev));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
static int e100_set_features(struct net_device *netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
			     netdev_features_t features)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
	netdev_features_t changed = features ^ netdev->features;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
	if (!(changed & (NETIF_F_RXFCS | NETIF_F_RXALL)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
		return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
	netdev->features = features;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
	e100_exec_cb(nic, NULL, e100_configure);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
static const struct net_device_ops e100_netdev_ops = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
	.ndo_open		= e100_open,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
	.ndo_stop		= e100_close,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
	.ndo_start_xmit		= e100_xmit_frame,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
	.ndo_validate_addr	= eth_validate_addr,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
	.ndo_set_rx_mode	= e100_set_multicast_list,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	.ndo_set_mac_address	= e100_set_mac_address,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	.ndo_change_mtu		= e100_change_mtu,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	.ndo_do_ioctl		= e100_do_ioctl,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	.ndo_tx_timeout		= e100_tx_timeout,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
#ifdef CONFIG_NET_POLL_CONTROLLER
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
	.ndo_poll_controller	= e100_netpoll,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
#endif
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	.ndo_set_features	= e100_set_features,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
	struct net_device *netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	struct nic *nic;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	int err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	if (!(netdev = alloc_etherdev(sizeof(struct nic))))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		return -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
	netdev->hw_features |= NETIF_F_RXFCS;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
	netdev->priv_flags |= IFF_SUPP_NOFCS;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
	netdev->hw_features |= NETIF_F_RXALL;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
	netdev->netdev_ops = &e100_netdev_ops;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
	netdev->ethtool_ops = &e100_ethtool_ops;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	netif_napi_add(netdev, &nic->napi, e100_poll, E100_NAPI_WEIGHT);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
	nic->netdev = netdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	nic->pdev = pdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
	nic->msg_enable = (1 << debug) - 1;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	nic->mdio_ctrl = mdio_ctrl_hw;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	pci_set_drvdata(pdev, netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	if ((err = pci_enable_device(pdev))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
		netif_err(nic, probe, nic->netdev, "Cannot enable PCI device, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
		goto err_out_free_dev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
		netif_err(nic, probe, nic->netdev, "Cannot find proper PCI device base address, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
		err = -ENODEV;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		goto err_out_disable_pdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
	if ((err = pci_request_regions(pdev, DRV_NAME))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
		netif_err(nic, probe, nic->netdev, "Cannot obtain PCI resources, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
		goto err_out_disable_pdev;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
	if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
		netif_err(nic, probe, nic->netdev, "No usable DMA configuration, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		goto err_out_free_res;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
	SET_NETDEV_DEV(netdev, &pdev->dev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	if (use_io)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		netif_info(nic, probe, nic->netdev, "using i/o access mode\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
	nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
	if (!nic->csr) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		netif_err(nic, probe, nic->netdev, "Cannot map device registers, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		err = -ENOMEM;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
		goto err_out_free_res;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	if (ent->driver_data)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
		nic->flags |= ich;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	else
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
		nic->flags &= ~ich;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	e100_get_defaults(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	/* D100 MAC doesn't allow rx of vlan packets with normal MTU */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	if (nic->mac < mac_82558_D101_A4)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
		netdev->features |= NETIF_F_VLAN_CHALLENGED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	/* locks must be initialized before calling hw_reset */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	spin_lock_init(&nic->cb_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	spin_lock_init(&nic->cmd_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
	spin_lock_init(&nic->mdio_lock);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
	/* Reset the device before pci_set_master() in case device is in some
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	 * funky state and has an interrupt pending - hint: we don't have the
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
	 * interrupt handler registered yet. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
	e100_hw_reset(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	pci_set_master(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
	init_timer(&nic->watchdog);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
	nic->watchdog.function = e100_watchdog;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
	nic->watchdog.data = (unsigned long)nic;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	if ((err = e100_alloc(nic))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
		netif_err(nic, probe, nic->netdev, "Cannot alloc driver memory, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
		goto err_out_iounmap;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	if ((err = e100_eeprom_load(nic)))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
		goto err_out_free;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	e100_phy_init(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
	if (!is_valid_ether_addr(netdev->dev_addr)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
		if (!eeprom_bad_csum_allow) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
			err = -EAGAIN;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
			goto err_out_free;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
		} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, you MUST configure one.\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	/* Wol magic packet can be enabled from eeprom */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	if ((nic->mac >= mac_82558_D101_A4) &&
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
		nic->flags |= wol_magic;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
		device_set_wakeup_enable(&pdev->dev, true);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	/* ack any pending wake events, disable PME */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
	pci_pme_active(pdev, false);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	// offer device to EtherCAT master module
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
	nic->ecdev = ecdev_offer(netdev, e100_ec_poll, THIS_MODULE);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
	if (!nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
		strcpy(netdev->name, "eth%d");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
		if ((err = register_netdev(netdev))) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
			netif_err(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
					"Cannot register net device, aborting\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
			goto err_out_free;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	nic->cbs_pool = pci_pool_create(netdev->name,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
			   nic->pdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
			   nic->params.cbs.max * sizeof(struct cb),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
			   sizeof(u32),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
			   0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	netif_info(nic, probe, nic->netdev,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
		   "addr 0x%llx, irq %d, MAC addr %pM\n",
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
		   (unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
		   pdev->irq, netdev->dev_addr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
	if (nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		err = ecdev_open(nic->ecdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
		if (err) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
			ecdev_withdraw(nic->ecdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
			goto err_out_free;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
err_out_free:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	e100_free(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
err_out_iounmap:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	pci_iounmap(pdev, nic->csr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
err_out_free_res:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
	pci_release_regions(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
err_out_disable_pdev:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	pci_disable_device(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
err_out_free_dev:
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
	free_netdev(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
	return err;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
static void e100_remove(struct pci_dev *pdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
	struct net_device *netdev = pci_get_drvdata(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	if (netdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
		if (nic->ecdev) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
			ecdev_close(nic->ecdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
			ecdev_withdraw(nic->ecdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
		} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
			unregister_netdev(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
		e100_free(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
		pci_iounmap(pdev, nic->csr);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
		pci_pool_destroy(nic->cbs_pool);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
		free_netdev(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
		pci_release_regions(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
		pci_disable_device(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
#define E100_82552_SMARTSPEED   0x14   /* SmartSpeed Ctrl register */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
#define E100_82552_REV_ANEG     0x0200 /* Reverse auto-negotiation */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
#define E100_82552_ANEG_NOW     0x0400 /* Auto-negotiate now */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
	struct net_device *netdev = pci_get_drvdata(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
		e100_down(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
	netif_device_detach(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
	pci_save_state(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
	if ((nic->flags & wol_magic) | e100_asf(nic)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
		/* enable reverse auto-negotiation */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
		if (nic->phy == phy_82552_v) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
			u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
			                           E100_82552_SMARTSPEED);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
			mdio_write(netdev, nic->mii.phy_id,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
			           E100_82552_SMARTSPEED, smartspeed |
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
			           E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
		}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
		*enable_wake = true;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
	} else {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
		*enable_wake = false;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	pci_clear_master(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
static int __e100_power_off(struct pci_dev *pdev, bool wake)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
	if (wake)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
		return pci_prepare_to_sleep(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
	pci_wake_from_d3(pdev, false);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	pci_set_power_state(pdev, PCI_D3hot);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
#ifdef CONFIG_PM
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
	bool wake;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
	__e100_shutdown(pdev, &wake);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	return __e100_power_off(pdev, wake);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
static int e100_resume(struct pci_dev *pdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
	struct net_device *netdev = pci_get_drvdata(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
	pci_set_power_state(pdev, PCI_D0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
	pci_restore_state(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
	/* ack any pending wake events, disable PME */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	pci_enable_wake(pdev, PCI_D0, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	/* disable reverse auto-negotiation */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
	if (nic->phy == phy_82552_v) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
		u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
		                           E100_82552_SMARTSPEED);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
		mdio_write(netdev, nic->mii.phy_id,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
		           E100_82552_SMARTSPEED,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
		           smartspeed & ~(E100_82552_REV_ANEG));
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
	netif_device_attach(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
	if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
		e100_up(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	return 0;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
#endif /* CONFIG_PM */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
static void e100_shutdown(struct pci_dev *pdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	bool wake;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
	__e100_shutdown(pdev, &wake);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
	if (system_state == SYSTEM_POWER_OFF)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
		__e100_power_off(pdev, wake);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
/* ------------------ PCI Error Recovery infrastructure  -------------- */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
/**
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
 * e100_io_error_detected - called when PCI error is detected.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
 * @pdev: Pointer to PCI device
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
 * @state: The current pci connection state
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
static pci_ers_result_t e100_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
	struct net_device *netdev = pci_get_drvdata(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
	if (nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
		return -EBUSY;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
	netif_device_detach(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
	if (state == pci_channel_io_perm_failure)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
		return PCI_ERS_RESULT_DISCONNECT;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
	if (netif_running(netdev))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
		e100_down(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
	pci_disable_device(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
	/* Request a slot reset. */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
	return PCI_ERS_RESULT_NEED_RESET;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
/**
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
 * e100_io_slot_reset - called after the pci bus has been reset.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
 * @pdev: Pointer to PCI device
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
 * Restart the card from scratch.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
static pci_ers_result_t e100_io_slot_reset(struct pci_dev *pdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
	struct net_device *netdev = pci_get_drvdata(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
	if (nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
		return -EBUSY;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
	if (pci_enable_device(pdev)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
		pr_err("Cannot re-enable PCI device after reset\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
		return PCI_ERS_RESULT_DISCONNECT;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
	pci_set_master(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
	/* Only one device per card can do a reset */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
	if (0 != PCI_FUNC(pdev->devfn))
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
		return PCI_ERS_RESULT_RECOVERED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
	e100_hw_reset(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
	e100_phy_init(nic);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
	return PCI_ERS_RESULT_RECOVERED;
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
/**
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
 * e100_io_resume - resume normal operations
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
 * @pdev: Pointer to PCI device
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
 *
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
 * Resume normal operations after an error recovery
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
 * sequence has been completed.
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
 */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
static void e100_io_resume(struct pci_dev *pdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
	struct net_device *netdev = pci_get_drvdata(pdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
	struct nic *nic = netdev_priv(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
	/* ack any pending wake events, disable PME */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
	pci_enable_wake(pdev, PCI_D0, 0);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
	if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
		netif_device_attach(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
	if (nic->ecdev || netif_running(netdev)) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
		e100_open(netdev);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
		if (!nic->ecdev)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
			mod_timer(&nic->watchdog, jiffies);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
static const struct pci_error_handlers e100_err_handler = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	.error_detected = e100_io_error_detected,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	.slot_reset = e100_io_slot_reset,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
	.resume = e100_io_resume,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
static struct pci_driver e100_driver = {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
	.name =         DRV_NAME,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
	.id_table =     e100_id_table,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
	.probe =        e100_probe,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
	.remove =       e100_remove,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
#ifdef CONFIG_PM
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
	/* Power Management hooks */
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
	.suspend =      e100_suspend,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	.resume =       e100_resume,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
#endif
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	.shutdown =     e100_shutdown,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	.err_handler = &e100_err_handler,
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
};
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
static int __init e100_init_module(void)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
		pr_info("%s %s, %s\n", DRV_NAME, DRV_DESCRIPTION, DRV_VERSION);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
		pr_info("%s\n", DRV_COPYRIGHT);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
	return pci_register_driver(&e100_driver);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
static void __exit e100_cleanup_module(void)
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
{
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
	printk(KERN_INFO DRV_NAME " cleaning up module...\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
	pci_unregister_driver(&e100_driver);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
	printk(KERN_INFO DRV_NAME " module cleaned up.\n");
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
}
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
module_init(e100_init_module);
792892ab4806 Added all drivers for kernel 3.16.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
module_exit(e100_cleanup_module);