devices/e100-3.4-orig.c
author Knud Baastrup <kba@deif.com>
Tue, 14 Apr 2015 10:12:55 -0400
changeset 2625 e25af8bd3957
parent 2589 2b9c78543663
permissions -rw-r--r--
Eoe mac address now derived from unique mac.
The EoE MAC address is now derived from the NIC part of the first global
unique MAC address of the linked list of available network interfaces or
otherwise the MAC address used by the EtherCAT master. The EoE MAC address
will get the format 02:NIC:NIC:NIC:RP:RP where NIC comes from the unique MAC
address (if available) and RP is the ring position of the EoE slave.
2589
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     1
/*******************************************************************************
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     2
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     3
  Intel PRO/100 Linux driver
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     4
  Copyright(c) 1999 - 2006 Intel Corporation.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     5
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     6
  This program is free software; you can redistribute it and/or modify it
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     7
  under the terms and conditions of the GNU General Public License,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     8
  version 2, as published by the Free Software Foundation.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     9
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    10
  This program is distributed in the hope it will be useful, but WITHOUT
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    11
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    12
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    13
  more details.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    14
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    15
  You should have received a copy of the GNU General Public License along with
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    16
  this program; if not, write to the Free Software Foundation, Inc.,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    17
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    18
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    19
  The full GNU General Public License is included in this distribution in
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    20
  the file called "COPYING".
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    21
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    22
  Contact Information:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    23
  Linux NICS <linux.nics@intel.com>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    24
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    25
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    26
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    27
*******************************************************************************/
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    28
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    29
/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    30
 *	e100.c: Intel(R) PRO/100 ethernet driver
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    31
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    32
 *	(Re)written 2003 by scott.feldman@intel.com.  Based loosely on
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    33
 *	original e100 driver, but better described as a munging of
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    34
 *	e100, e1000, eepro100, tg3, 8139cp, and other drivers.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    35
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    36
 *	References:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    37
 *		Intel 8255x 10/100 Mbps Ethernet Controller Family,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    38
 *		Open Source Software Developers Manual,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    39
 *		http://sourceforge.net/projects/e1000
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    40
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    41
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    42
 *	                      Theory of Operation
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    43
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    44
 *	I.   General
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    45
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    46
 *	The driver supports Intel(R) 10/100 Mbps PCI Fast Ethernet
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    47
 *	controller family, which includes the 82557, 82558, 82559, 82550,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    48
 *	82551, and 82562 devices.  82558 and greater controllers
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    49
 *	integrate the Intel 82555 PHY.  The controllers are used in
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    50
 *	server and client network interface cards, as well as in
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    51
 *	LAN-On-Motherboard (LOM), CardBus, MiniPCI, and ICHx
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    52
 *	configurations.  8255x supports a 32-bit linear addressing
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    53
 *	mode and operates at 33Mhz PCI clock rate.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    54
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    55
 *	II.  Driver Operation
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    56
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    57
 *	Memory-mapped mode is used exclusively to access the device's
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    58
 *	shared-memory structure, the Control/Status Registers (CSR). All
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    59
 *	setup, configuration, and control of the device, including queuing
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    60
 *	of Tx, Rx, and configuration commands is through the CSR.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    61
 *	cmd_lock serializes accesses to the CSR command register.  cb_lock
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    62
 *	protects the shared Command Block List (CBL).
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    63
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    64
 *	8255x is highly MII-compliant and all access to the PHY go
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    65
 *	through the Management Data Interface (MDI).  Consequently, the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    66
 *	driver leverages the mii.c library shared with other MII-compliant
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    67
 *	devices.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    68
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    69
 *	Big- and Little-Endian byte order as well as 32- and 64-bit
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    70
 *	archs are supported.  Weak-ordered memory and non-cache-coherent
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    71
 *	archs are supported.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    72
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    73
 *	III. Transmit
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    74
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    75
 *	A Tx skb is mapped and hangs off of a TCB.  TCBs are linked
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    76
 *	together in a fixed-size ring (CBL) thus forming the flexible mode
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    77
 *	memory structure.  A TCB marked with the suspend-bit indicates
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    78
 *	the end of the ring.  The last TCB processed suspends the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    79
 *	controller, and the controller can be restarted by issue a CU
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    80
 *	resume command to continue from the suspend point, or a CU start
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    81
 *	command to start at a given position in the ring.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    82
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    83
 *	Non-Tx commands (config, multicast setup, etc) are linked
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    84
 *	into the CBL ring along with Tx commands.  The common structure
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    85
 *	used for both Tx and non-Tx commands is the Command Block (CB).
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    86
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    87
 *	cb_to_use is the next CB to use for queuing a command; cb_to_clean
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    88
 *	is the next CB to check for completion; cb_to_send is the first
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    89
 *	CB to start on in case of a previous failure to resume.  CB clean
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    90
 *	up happens in interrupt context in response to a CU interrupt.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    91
 *	cbs_avail keeps track of number of free CB resources available.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    92
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    93
 * 	Hardware padding of short packets to minimum packet size is
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    94
 * 	enabled.  82557 pads with 7Eh, while the later controllers pad
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    95
 * 	with 00h.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    96
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    97
 *	IV.  Receive
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    98
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    99
 *	The Receive Frame Area (RFA) comprises a ring of Receive Frame
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   100
 *	Descriptors (RFD) + data buffer, thus forming the simplified mode
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   101
 *	memory structure.  Rx skbs are allocated to contain both the RFD
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   102
 *	and the data buffer, but the RFD is pulled off before the skb is
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   103
 *	indicated.  The data buffer is aligned such that encapsulated
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   104
 *	protocol headers are u32-aligned.  Since the RFD is part of the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   105
 *	mapped shared memory, and completion status is contained within
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   106
 *	the RFD, the RFD must be dma_sync'ed to maintain a consistent
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   107
 *	view from software and hardware.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   108
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   109
 *	In order to keep updates to the RFD link field from colliding with
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   110
 *	hardware writes to mark packets complete, we use the feature that
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   111
 *	hardware will not write to a size 0 descriptor and mark the previous
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   112
 *	packet as end-of-list (EL).   After updating the link, we remove EL
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   113
 *	and only then restore the size such that hardware may use the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   114
 *	previous-to-end RFD.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   115
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   116
 *	Under typical operation, the  receive unit (RU) is start once,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   117
 *	and the controller happily fills RFDs as frames arrive.  If
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   118
 *	replacement RFDs cannot be allocated, or the RU goes non-active,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   119
 *	the RU must be restarted.  Frame arrival generates an interrupt,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   120
 *	and Rx indication and re-allocation happen in the same context,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   121
 *	therefore no locking is required.  A software-generated interrupt
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   122
 *	is generated from the watchdog to recover from a failed allocation
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   123
 *	scenario where all Rx resources have been indicated and none re-
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   124
 *	placed.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   125
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   126
 *	V.   Miscellaneous
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   128
 * 	VLAN offloading of tagging, stripping and filtering is not
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   129
 * 	supported, but driver will accommodate the extra 4-byte VLAN tag
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   130
 * 	for processing by upper layers.  Tx/Rx Checksum offloading is not
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   131
 * 	supported.  Tx Scatter/Gather is not supported.  Jumbo Frames is
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   132
 * 	not supported (hardware limitation).
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   133
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   134
 * 	MagicPacket(tm) WoL support is enabled/disabled via ethtool.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   135
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   136
 * 	Thanks to JC (jchapman@katalix.com) for helping with
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   137
 * 	testing/troubleshooting the development driver.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   138
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   139
 * 	TODO:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   140
 * 	o several entry points race with dev->close
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   141
 * 	o check for tx-no-resources/stop Q races with tx clean/wake Q
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   142
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   143
 *	FIXES:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   144
 * 2005/12/02 - Michael O'Donnell <Michael.ODonnell at stratus dot com>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   145
 *	- Stratus87247: protect MDI control register manipulations
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   146
 * 2009/06/01 - Andreas Mohr <andi at lisas dot de>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   147
 *      - add clean lowlevel I/O emulation for cards with MII-lacking PHYs
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   148
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   149
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   150
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   151
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   152
#include <linux/hardirq.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   153
#include <linux/interrupt.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   154
#include <linux/module.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   155
#include <linux/moduleparam.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   156
#include <linux/kernel.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   157
#include <linux/types.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   158
#include <linux/sched.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   159
#include <linux/slab.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   160
#include <linux/delay.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
#include <linux/init.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   162
#include <linux/pci.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   163
#include <linux/dma-mapping.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   164
#include <linux/dmapool.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   165
#include <linux/netdevice.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   166
#include <linux/etherdevice.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
#include <linux/mii.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   168
#include <linux/if_vlan.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
#include <linux/skbuff.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   170
#include <linux/ethtool.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   171
#include <linux/string.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   172
#include <linux/firmware.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
#include <linux/rtnetlink.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
#include <asm/unaligned.h>
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
#define DRV_NAME		"e100"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
#define DRV_EXT			"-NAPI"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
#define DRV_VERSION		"3.5.24-k2"DRV_EXT
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   180
#define DRV_DESCRIPTION		"Intel(R) PRO/100 Network Driver"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
#define DRV_COPYRIGHT		"Copyright(c) 1999-2006 Intel Corporation"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
#define E100_WATCHDOG_PERIOD	(2 * HZ)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
#define E100_NAPI_WEIGHT	16
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
#define FIRMWARE_D101M		"e100/d101m_ucode.bin"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
#define FIRMWARE_D101S		"e100/d101s_ucode.bin"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
#define FIRMWARE_D102E		"e100/d102e_ucode.bin"
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
MODULE_DESCRIPTION(DRV_DESCRIPTION);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
MODULE_AUTHOR(DRV_COPYRIGHT);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
MODULE_LICENSE("GPL");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
MODULE_VERSION(DRV_VERSION);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
MODULE_FIRMWARE(FIRMWARE_D101M);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
MODULE_FIRMWARE(FIRMWARE_D101S);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
MODULE_FIRMWARE(FIRMWARE_D102E);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
static int debug = 3;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
static int eeprom_bad_csum_allow = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
static int use_io = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
module_param(debug, int, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
module_param(eeprom_bad_csum_allow, int, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
module_param(use_io, int, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
MODULE_PARM_DESC(use_io, "Force use of i/o access mode");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
#define INTEL_8255X_ETHERNET_DEVICE(device_id, ich) {\
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
	PCI_VENDOR_ID_INTEL, device_id, PCI_ANY_ID, PCI_ANY_ID, \
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
	PCI_CLASS_NETWORK_ETHERNET << 8, 0xFFFF00, ich }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
static DEFINE_PCI_DEVICE_TABLE(e100_id_table) = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
	INTEL_8255X_ETHERNET_DEVICE(0x1029, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
	INTEL_8255X_ETHERNET_DEVICE(0x1030, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
	INTEL_8255X_ETHERNET_DEVICE(0x1031, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
	{ 0, }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
MODULE_DEVICE_TABLE(pci, e100_id_table);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
enum mac {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
	mac_82557_D100_A  = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
	mac_82557_D100_B  = 1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
	mac_82557_D100_C  = 2,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	mac_82558_D101_A4 = 4,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	mac_82558_D101_B0 = 5,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	mac_82559_D101M   = 8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	mac_82559_D101S   = 9,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	mac_82550_D102    = 12,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	mac_82550_D102_C  = 13,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	mac_82551_E       = 14,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	mac_82551_F       = 15,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	mac_82551_10      = 16,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	mac_unknown       = 0xFF,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
enum phy {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	phy_100a     = 0x000003E0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	phy_100c     = 0x035002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	phy_82555_tx = 0x015002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	phy_nsc_tx   = 0x5C002000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	phy_82562_et = 0x033002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	phy_82562_em = 0x032002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	phy_82562_ek = 0x031002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	phy_82562_eh = 0x017002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	phy_82552_v  = 0xd061004d,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	phy_unknown  = 0xFFFFFFFF,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
/* CSR (Control/Status Registers) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
struct csr {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
		u8 status;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		u8 stat_ack;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
		u8 cmd_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		u8 cmd_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
		u32 gen_ptr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	} scb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	u32 port;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	u16 flash_ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	u8 eeprom_ctrl_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	u8 eeprom_ctrl_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	u32 mdi_ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	u32 rx_dma_count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
enum scb_status {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	rus_no_res       = 0x08,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	rus_ready        = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	rus_mask         = 0x3C,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
enum ru_state  {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	RU_SUSPENDED = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	RU_RUNNING	 = 1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	RU_UNINITIALIZED = -1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
enum scb_stat_ack {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	stat_ack_not_ours    = 0x00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	stat_ack_sw_gen      = 0x04,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	stat_ack_rnr         = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	stat_ack_cu_idle     = 0x20,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	stat_ack_frame_rx    = 0x40,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	stat_ack_cu_cmd_done = 0x80,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	stat_ack_not_present = 0xFF,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
	stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
enum scb_cmd_hi {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	irq_mask_none = 0x00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	irq_mask_all  = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	irq_sw_gen    = 0x02,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
enum scb_cmd_lo {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	cuc_nop        = 0x00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	ruc_start      = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	ruc_load_base  = 0x06,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	cuc_start      = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	cuc_resume     = 0x20,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	cuc_dump_addr  = 0x40,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	cuc_dump_stats = 0x50,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
	cuc_load_base  = 0x60,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
	cuc_dump_reset = 0x70,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
enum cuc_dump {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	cuc_dump_complete       = 0x0000A005,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	cuc_dump_reset_complete = 0x0000A007,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
enum port {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	software_reset  = 0x0000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	selftest        = 0x0001,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
	selective_reset = 0x0002,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
enum eeprom_ctrl_lo {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	eesk = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	eecs = 0x02,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	eedi = 0x04,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	eedo = 0x08,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
enum mdi_ctrl {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	mdi_write = 0x04000000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	mdi_read  = 0x08000000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	mdi_ready = 0x10000000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
enum eeprom_op {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	op_write = 0x05,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	op_read  = 0x06,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	op_ewds  = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	op_ewen  = 0x13,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
enum eeprom_offsets {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	eeprom_cnfg_mdix  = 0x03,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	eeprom_phy_iface  = 0x06,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	eeprom_id         = 0x0A,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	eeprom_config_asf = 0x0D,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	eeprom_smbus_addr = 0x90,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
enum eeprom_cnfg_mdix {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	eeprom_mdix_enabled = 0x0080,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
enum eeprom_phy_iface {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	NoSuchPhy = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	I82553AB,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	I82553C,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	I82503,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	DP83840,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	S80C240,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	S80C24,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	I82555,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	DP83840A = 10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
enum eeprom_id {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	eeprom_id_wol = 0x0020,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
enum eeprom_config_asf {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	eeprom_asf = 0x8000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	eeprom_gcl = 0x4000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
enum cb_status {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	cb_complete = 0x8000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	cb_ok       = 0x2000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
 * cb_command - Command Block flags
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
 * @cb_tx_nc:  0: controler does CRC (normal),  1: CRC from skb memory
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
enum cb_command {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	cb_nop    = 0x0000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	cb_iaaddr = 0x0001,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	cb_config = 0x0002,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	cb_multi  = 0x0003,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	cb_tx     = 0x0004,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	cb_ucode  = 0x0005,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	cb_dump   = 0x0006,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	cb_tx_sf  = 0x0008,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	cb_tx_nc  = 0x0010,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	cb_cid    = 0x1f00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	cb_i      = 0x2000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	cb_s      = 0x4000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	cb_el     = 0x8000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
struct rfd {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	__le16 status;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
	__le16 command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	__le32 link;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	__le32 rbd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	__le16 actual_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	__le16 size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
struct rx {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	struct rx *next, *prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	struct sk_buff *skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	dma_addr_t dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
#if defined(__BIG_ENDIAN_BITFIELD)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
#define X(a,b)	b,a
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
#else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
#define X(a,b)	a,b
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
struct config {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
/*0*/	u8 X(byte_count:6, pad0:2);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
/*1*/	u8 X(X(rx_fifo_limit:4, tx_fifo_limit:3), pad1:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
/*2*/	u8 adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	   term_write_cache_line:1), pad3:4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
/*4*/	u8 X(rx_dma_max_count:7, pad4:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
/*5*/	u8 X(tx_dma_max_count:7, dma_max_count_enable:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
/*6*/	u8 X(X(X(X(X(X(X(late_scb_update:1, direct_rx_dma:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	   tno_intr:1), cna_intr:1), standard_tcb:1), standard_stat_counter:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	   rx_save_overruns : 1), rx_save_bad_frames : 1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
/*7*/	u8 X(X(X(X(X(rx_discard_short_frames:1, tx_underrun_retry:2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	   pad7:2), rx_extended_rfd:1), tx_two_frames_in_fifo:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	   tx_dynamic_tbd:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
/*8*/	u8 X(X(mii_mode:1, pad8:6), csma_disabled:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
/*9*/	u8 X(X(X(X(X(rx_tcpudp_checksum:1, pad9:3), vlan_arp_tco:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	   link_status_wake:1), arp_wake:1), mcmatch_wake:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
/*10*/	u8 X(X(X(pad10:3, no_source_addr_insertion:1), preamble_length:2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	   loopback:2);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
/*11*/	u8 X(linear_priority:3, pad11:5);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
/*12*/	u8 X(X(linear_priority_mode:1, pad12:3), ifs:4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
/*13*/	u8 ip_addr_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
/*14*/	u8 ip_addr_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	   pad15_2:1), crs_or_cdt:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
/*16*/	u8 fc_delay_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
/*17*/	u8 fc_delay_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	   rx_long_ok:1), fc_priority_threshold:3), pad18:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
/*19*/	u8 X(X(X(X(X(X(X(addr_wake:1, magic_packet_disable:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	   fc_disable:1), fc_restop:1), fc_restart:1), fc_reject:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
	   full_duplex_force:1), full_duplex_pin:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
/*20*/	u8 X(X(X(pad20_1:5, fc_priority_location:1), multi_ia:1), pad20_2:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
/*21*/	u8 X(X(pad21_1:3, multicast_all:1), pad21_2:4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
/*22*/	u8 X(X(rx_d102_mode:1, rx_vlan_drop:1), pad22:6);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
	u8 pad_d102[9];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
#define E100_MAX_MULTICAST_ADDRS	64
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
struct multi {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	__le16 count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
/* Important: keep total struct u32-aligned */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
#define UCODE_SIZE			134
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
struct cb {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	__le16 status;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
	__le16 command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	__le32 link;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	union {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
		u8 iaaddr[ETH_ALEN];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
		__le32 ucode[UCODE_SIZE];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
		struct config config;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
		struct multi multi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
		struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
			u32 tbd_array;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
			u16 tcb_byte_count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
			u8 threshold;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
			u8 tbd_count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
			struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
				__le32 buf_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
				__le16 size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
				u16 eol;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
			} tbd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
		} tcb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
		__le32 dump_buffer_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	} u;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	struct cb *next, *prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	dma_addr_t dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
	struct sk_buff *skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
enum loopback {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	lb_none = 0, lb_mac = 1, lb_phy = 3,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
struct stats {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
		tx_multiple_collisions, tx_total_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
		rx_short_frame_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	__le16 xmt_tco_frames, rcv_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	__le32 complete;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
struct mem {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
		u32 signature;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
		u32 result;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	} selftest;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	struct stats stats;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	u8 dump_buf[596];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
struct param_range {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	u32 min;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	u32 max;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	u32 count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
struct params {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	struct param_range rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	struct param_range cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
struct nic {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	/* Begin: frequently used values: keep adjacent for cache effect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	u32 msg_enable				____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	struct net_device *netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	struct pci_dev *pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	struct rx *rxs				____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	struct rx *rx_to_use;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	struct rx *rx_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	struct rfd blank_rfd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	enum ru_state ru_running;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	spinlock_t cb_lock			____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	spinlock_t cmd_lock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	struct csr __iomem *csr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	enum scb_cmd_lo cuc_cmd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	unsigned int cbs_avail;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	struct napi_struct napi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	struct cb *cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	struct cb *cb_to_use;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	struct cb *cb_to_send;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	struct cb *cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
	__le16 tx_command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	/* End: frequently used values: keep adjacent for cache effect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	enum {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
		ich                = (1 << 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
		promiscuous        = (1 << 1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
		multicast_all      = (1 << 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
		wol_magic          = (1 << 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		ich_10h_workaround = (1 << 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	} flags					____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	enum mac mac;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	enum phy phy;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	struct params params;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	struct timer_list watchdog;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	struct mii_if_info mii;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	struct work_struct tx_timeout_task;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	enum loopback loopback;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	struct mem *mem;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	dma_addr_t dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	struct pci_pool *cbs_pool;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	dma_addr_t cbs_dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	u8 adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	u8 tx_threshold;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	u32 tx_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	u32 tx_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	u32 tx_deferred;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	u32 tx_single_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	u32 tx_multiple_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	u32 tx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	u32 tx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	u32 rx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	u32 rx_fc_unsupported;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	u32 rx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	u32 rx_short_frame_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	u32 rx_over_length_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	u16 eeprom_wc;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	__le16 eeprom[256];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	spinlock_t mdio_lock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	const struct firmware *fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
static inline void e100_write_flush(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	/* Flush previous PCI writes through intermediate bridges
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	 * by doing a benign read */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	(void)ioread8(&nic->csr->scb.status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
static void e100_enable_irq(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	unsigned long flags;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	spin_lock_irqsave(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	iowrite8(irq_mask_none, &nic->csr->scb.cmd_hi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
static void e100_disable_irq(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	unsigned long flags;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	spin_lock_irqsave(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	iowrite8(irq_mask_all, &nic->csr->scb.cmd_hi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
static void e100_hw_reset(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	/* Put CU and RU into idle with a selective reset to get
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	 * device off of PCI bus */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	iowrite32(selective_reset, &nic->csr->port);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	e100_write_flush(nic); udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	/* Now fully reset device */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	iowrite32(software_reset, &nic->csr->port);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	e100_write_flush(nic); udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	/* Mask off our interrupt line - it's unmasked after reset */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
static int e100_self_test(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	u32 dma_addr = nic->dma_addr + offsetof(struct mem, selftest);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	/* Passing the self-test is a pretty good indication
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	 * that the device can DMA to/from host memory */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	nic->mem->selftest.signature = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	nic->mem->selftest.result = 0xFFFFFFFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	iowrite32(selftest | dma_addr, &nic->csr->port);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	/* Wait 10 msec for self-test to complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
	/* Interrupts are enabled after self-test */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	/* Check results of self-test */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	if (nic->mem->selftest.result != 0) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
		netif_err(nic, hw, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
			  "Self-test failed: result=0x%08X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
			  nic->mem->selftest.result);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
		return -ETIMEDOUT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	if (nic->mem->selftest.signature == 0) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		netif_err(nic, hw, nic->netdev, "Self-test failed: timed out\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
		return -ETIMEDOUT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	u32 cmd_addr_data[3];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	u8 ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	int i, j;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	/* Three cmds: write/erase enable, write data, write/erase disable */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	cmd_addr_data[0] = op_ewen << (addr_len - 2);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
		le16_to_cpu(data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	cmd_addr_data[2] = op_ewds << (addr_len - 2);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
	/* Bit-bang cmds to write word to eeprom */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
	for (j = 0; j < 3; j++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		/* Chip select */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
		iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
		for (i = 31; i >= 0; i--) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
				eecs | eedi : eecs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
			e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
			iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
			e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
		/* Wait 10 msec for cmd to complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
		msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
		/* Chip deselect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
/* General technique stolen from the eepro100 driver - very clever */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	u32 cmd_addr_data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	u16 data = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	u8 ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	cmd_addr_data = ((op_read << *addr_len) | addr) << 16;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	/* Chip select */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
	iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
	/* Bit-bang to read word from eeprom */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	for (i = 31; i >= 0; i--) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
		iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		/* Eeprom drives a dummy zero to EEDO after receiving
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		 * complete address.  Use this to adjust addr_len. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
		if (!(ctrl & eedo) && i > 16) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
			*addr_len -= (i - 16);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
			i = 17;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	/* Chip deselect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
	e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	return cpu_to_le16(data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
/* Load entire EEPROM image into driver cache and validate checksum */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
static int e100_eeprom_load(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	u16 addr, addr_len = 8, checksum = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
	/* Try reading with an 8-bit addr len to discover actual addr len */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	e100_eeprom_read(nic, &addr_len, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	nic->eeprom_wc = 1 << addr_len;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
	for (addr = 0; addr < nic->eeprom_wc; addr++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		if (addr < nic->eeprom_wc - 1)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
			checksum += le16_to_cpu(nic->eeprom[addr]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	/* The checksum, stored in the last word, is calculated such that
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	 * the sum of words should be 0xBABA */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
		netif_err(nic, probe, nic->netdev, "EEPROM corrupted\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
		if (!eeprom_bad_csum_allow)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
			return -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
/* Save (portion of) driver EEPROM cache to device and update checksum */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	u16 addr, addr_len = 8, checksum = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	/* Try reading with an 8-bit addr len to discover actual addr len */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	e100_eeprom_read(nic, &addr_len, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	nic->eeprom_wc = 1 << addr_len;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	if (start + count >= nic->eeprom_wc)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		return -EINVAL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	for (addr = start; addr < start + count; addr++)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
		e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	/* The checksum, stored in the last word, is calculated such that
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
	 * the sum of words should be 0xBABA */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		checksum += le16_to_cpu(nic->eeprom[addr]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		nic->eeprom[nic->eeprom_wc - 1]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
#define E100_WAIT_SCB_FAST 20       /* delay like the old code */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	unsigned long flags;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
	unsigned int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
	spin_lock_irqsave(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
	/* Previous command is accepted when SCB clears */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
		if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
		cpu_relax();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
		if (unlikely(i > E100_WAIT_SCB_FAST))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
			udelay(5);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
		err = -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
		goto err_unlock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
	if (unlikely(cmd != cuc_resume))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
err_unlock:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	struct cb *cb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
	unsigned long flags;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
	spin_lock_irqsave(&nic->cb_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	if (unlikely(!nic->cbs_avail)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
		err = -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		goto err_unlock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
	cb = nic->cb_to_use;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
	nic->cb_to_use = cb->next;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	nic->cbs_avail--;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	cb->skb = skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	if (unlikely(!nic->cbs_avail))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
		err = -ENOSPC;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	cb_prepare(nic, cb, skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
	/* Order is important otherwise we'll be in a race with h/w:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	 * set S-bit in current first, then clear S-bit in previous. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
	cb->command |= cpu_to_le16(cb_s);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
	wmb();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
	cb->prev->command &= cpu_to_le16(~cb_s);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	while (nic->cb_to_send != nic->cb_to_use) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
		if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			nic->cb_to_send->dma_addr))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
			/* Ok, here's where things get sticky.  It's
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
			 * possible that we can't schedule the command
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
			 * because the controller is too busy, so
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			 * let's just queue the command and try again
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
			 * when another command is scheduled. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
			if (err == -ENOSPC) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
				//request a reset
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
				schedule_work(&nic->tx_timeout_task);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
			nic->cuc_cmd = cuc_resume;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
			nic->cb_to_send = nic->cb_to_send->next;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
err_unlock:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	spin_unlock_irqrestore(&nic->cb_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
static int mdio_read(struct net_device *netdev, int addr, int reg)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
/* the standard mdio_ctrl() function for usual MII-compliant hardware */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
	u32 data_out = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	unsigned int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	unsigned long flags;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	 * Stratus87247: we shouldn't be writing the MDI control
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	 * register until the Ready bit shows True.  Also, since
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	 * manipulation of the MDI control registers is a multi-step
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	 * procedure it should be done under lock.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	spin_lock_irqsave(&nic->mdio_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	for (i = 100; i; --i) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
		if (ioread32(&nic->csr->mdi_ctrl) & mdi_ready)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
		udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	if (unlikely(!i)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		netdev_err(nic->netdev, "e100.mdio_ctrl won't go Ready\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
		return 0;		/* No way to indicate timeout error */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	iowrite32((reg << 16) | (addr << 21) | dir | data, &nic->csr->mdi_ctrl);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	for (i = 0; i < 100; i++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
		udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
		if ((data_out = ioread32(&nic->csr->mdi_ctrl)) & mdi_ready)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
	spin_unlock_irqrestore(&nic->mdio_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
		     "%s:addr=%d, reg=%d, data_in=0x%04X, data_out=0x%04X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
		     dir == mdi_read ? "READ" : "WRITE",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
		     addr, reg, data, data_out);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
	return (u16)data_out;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
				 u32 addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
				 u32 dir,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
				 u32 reg,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
				 u16 data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
			u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
							MII_ADVERTISE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
			/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
			 * Workaround Si issue where sometimes the part will not
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
			 * autoneg to 100Mbps even when advertised.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
			 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
			if (advert & ADVERTISE_100FULL)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
			else if (advert & ADVERTISE_100HALF)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
				data |= BMCR_SPEED100;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
	return mdio_ctrl_hw(nic, addr, dir, reg, data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
/* Fully software-emulated mdio_ctrl() function for cards without
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
 * MII-compliant PHYs.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
 * For now, this is mainly geared towards 80c24 support; in case of further
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
 * requirements for other types (i82503, ...?) either extend this mechanism
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
 * or split it, whichever is cleaner.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
				      u32 addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
				      u32 dir,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
				      u32 reg,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
				      u16 data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	/* might need to allocate a netdev_priv'ed register array eventually
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	 * to be able to record state changes, but for now
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	 * some fully hardcoded register handling ought to be ok I guess. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	if (dir == mdi_read) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
		switch (reg) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
		case MII_BMCR:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
			/* Auto-negotiation, right? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
			return  BMCR_ANENABLE |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
				BMCR_FULLDPLX;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
		case MII_BMSR:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
				BMSR_ANEGCAPABLE |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
				BMSR_10FULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		case MII_ADVERTISE:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
			/* 80c24 is a "combo card" PHY, right? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
			return	ADVERTISE_10HALF |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
				ADVERTISE_10FULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
		default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
				     dir == mdi_read ? "READ" : "WRITE",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
				     addr, reg, data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
			return 0xFFFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		switch (reg) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
		default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
				     dir == mdi_read ? "READ" : "WRITE",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
				     addr, reg, data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
			return 0xFFFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
static inline int e100_phy_supports_mii(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	/* for now, just check it by comparing whether we
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	   are using MII software emulation.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
	*/
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
static void e100_get_defaults(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	struct param_range rfds = { .min = 16, .max = 256, .count = 256 };
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	struct param_range cbs  = { .min = 64, .max = 256, .count = 128 };
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	if (nic->mac == mac_unknown)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
		nic->mac = mac_82557_D100_A;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	nic->params.rfds = rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	nic->params.cbs = cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	/* Quadwords to DMA into FIFO before starting frame transmit */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	nic->tx_threshold = 0xE0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	/* no interrupt for every tx completion, delay = 256us if not 557 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	nic->tx_command = cpu_to_le16(cb_tx | cb_tx_sf |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
		((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	/* Template for a freshly allocated RFD */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	nic->blank_rfd.command = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	nic->blank_rfd.rbd = cpu_to_le32(0xFFFFFFFF);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
	nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN + ETH_FCS_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	/* MII setup */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	nic->mii.phy_id_mask = 0x1F;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	nic->mii.reg_num_mask = 0x1F;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	nic->mii.dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	nic->mii.mdio_read = mdio_read;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	nic->mii.mdio_write = mdio_write;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	struct config *config = &cb->u.config;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	u8 *c = (u8 *)config;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	struct net_device *netdev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
	cb->command = cpu_to_le16(cb_config);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	memset(config, 0, sizeof(struct config));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	config->byte_count = 0x16;		/* bytes in this struct */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	config->rx_fifo_limit = 0x8;		/* bytes in FIFO before DMA */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	config->direct_rx_dma = 0x1;		/* reserved */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	config->standard_tcb = 0x1;		/* 1=standard, 0=extended */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	config->standard_stat_counter = 0x1;	/* 1=standard, 0=extended */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	config->rx_discard_short_frames = 0x1;	/* 1=discard, 0=pass */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	config->tx_underrun_retry = 0x3;	/* # of underrun retries */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	if (e100_phy_supports_mii(nic))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		config->mii_mode = 1;           /* 1=MII mode, 0=i82503 mode */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	config->pad10 = 0x6;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	config->no_source_addr_insertion = 0x1;	/* 1=no, 0=yes */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	config->preamble_length = 0x2;		/* 0=1, 1=3, 2=7, 3=15 bytes */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	config->ifs = 0x6;			/* x16 = inter frame spacing */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	config->ip_addr_hi = 0xF2;		/* ARP IP filter - not used */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	config->pad15_1 = 0x1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	config->pad15_2 = 0x1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	config->crs_or_cdt = 0x0;		/* 0=CRS only, 1=CRS or CDT */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	config->fc_delay_hi = 0x40;		/* time delay for fc frame */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	config->tx_padding = 0x1;		/* 1=pad short frames */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	config->fc_priority_threshold = 0x7;	/* 7=priority fc disabled */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
	config->pad18 = 0x1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	config->full_duplex_pin = 0x1;		/* 1=examine FDX# pin */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	config->pad20_1 = 0x1F;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	config->fc_priority_location = 0x1;	/* 1=byte#31, 0=byte#19 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	config->pad21_1 = 0x5;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	config->adaptive_ifs = nic->adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	config->loopback = nic->loopback;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	if (nic->mii.force_media && nic->mii.full_duplex)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
		config->full_duplex_force = 0x1;	/* 1=force, 0=auto */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
	if (nic->flags & promiscuous || nic->loopback) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
		config->rx_save_bad_frames = 0x1;	/* 1=save, 0=discard */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
		config->rx_discard_short_frames = 0x0;	/* 1=discard, 0=save */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
		config->promiscuous_mode = 0x1;		/* 1=on, 0=off */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	if (unlikely(netdev->features & NETIF_F_RXFCS))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
		config->rx_crc_transfer = 0x1;	/* 1=save, 0=discard */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	if (nic->flags & multicast_all)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		config->multicast_all = 0x1;		/* 1=accept, 0=no */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	/* disable WoL when up */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	if (netif_running(nic->netdev) || !(nic->flags & wol_magic))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	if (nic->mac >= mac_82558_D101_A4) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
		config->fc_disable = 0x1;	/* 1=Tx fc off, 0=Tx fc on */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		config->mwi_enable = 0x1;	/* 1=enable, 0=disable */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
		config->standard_tcb = 0x0;	/* 1=standard, 0=extended */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
		config->rx_long_ok = 0x1;	/* 1=VLANs ok, 0=standard */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
		if (nic->mac >= mac_82559_D101M) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
			config->tno_intr = 0x1;		/* TCO stats enable */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
			/* Enable TCO in extended config */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
			if (nic->mac >= mac_82551_10) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
				config->byte_count = 0x20; /* extended bytes */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
				config->rx_d102_mode = 0x1; /* GMRC for TCO */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
			config->standard_stat_counter = 0x0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	if (netdev->features & NETIF_F_RXALL) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
		config->rx_save_overruns = 0x1; /* 1=save, 0=discard */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		config->rx_save_bad_frames = 0x1;       /* 1=save, 0=discard */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
		config->rx_discard_short_frames = 0x0;  /* 1=discard, 0=save */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
		     "[00-07]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
		     c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
		     "[08-15]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
		     c[8], c[9], c[10], c[11], c[12], c[13], c[14], c[15]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
		     "[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
		     c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
/*************************************************************************
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
*  CPUSaver parameters
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
*  All CPUSaver parameters are 16-bit literals that are part of a
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
*  "move immediate value" instruction.  By changing the value of
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
*  the literal in the instruction before the code is loaded, the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
*  driver can change the algorithm.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
*  INTDELAY - This loads the dead-man timer with its initial value.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
*    When this timer expires the interrupt is asserted, and the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
*    timer is reset each time a new packet is received.  (see
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
*    BUNDLEMAX below to set the limit on number of chained packets)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
*    The current default is 0x600 or 1536.  Experiments show that
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
*    the value should probably stay within the 0x200 - 0x1000.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
*  BUNDLEMAX -
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
*    This sets the maximum number of frames that will be bundled.  In
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
*    some situations, such as the TCP windowing algorithm, it may be
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
*    better to limit the growth of the bundle size than let it go as
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
*    high as it can, because that could cause too much added latency.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
*    The default is six, because this is the number of packets in the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
*    default TCP window size.  A value of 1 would make CPUSaver indicate
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
*    an interrupt for every frame received.  If you do not want to put
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
*    a limit on the bundle size, set this value to xFFFF.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
*  BUNDLESMALL -
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
*    This contains a bit-mask describing the minimum size frame that
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
*    will be bundled.  The default masks the lower 7 bits, which means
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
*    that any frame less than 128 bytes in length will not be bundled,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
*    but will instead immediately generate an interrupt.  This does
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
*    not affect the current bundle in any way.  Any frame that is 128
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
*    bytes or large will be bundled normally.  This feature is meant
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
*    to provide immediate indication of ACK frames in a TCP environment.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
*    Customers were seeing poor performance when a machine with CPUSaver
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
*    enabled was sending but not receiving.  The delay introduced when
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
*    the ACKs were received was enough to reduce total throughput, because
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
*    the sender would sit idle until the ACK was finally seen.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
*    The current default is 0xFF80, which masks out the lower 7 bits.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
*    This means that any frame which is x7F (127) bytes or smaller
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
*    will cause an immediate interrupt.  Because this value must be a
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
*    bit mask, there are only a few valid values that can be used.  To
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
*    turn this feature off, the driver can write the value xFFFF to the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
*    lower word of this instruction (in the same way that the other
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
*    parameters are used).  Likewise, a value of 0xF800 (2047) would
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
*    cause an interrupt to be generated for every frame, because all
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
*    standard Ethernet frames are <= 2047 bytes in length.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
*************************************************************************/
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
/* if you wish to disable the ucode functionality, while maintaining the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
 * workarounds it provides, set the following defines to:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
 * BUNDLESMALL 0
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
 * BUNDLEMAX 1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
 * INTDELAY 1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
#define BUNDLESMALL 1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
#define BUNDLEMAX (u16)6
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
#define INTDELAY (u16)1536 /* 0x600 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
/* Initialize firmware */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
static const struct firmware *e100_request_firmware(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
	const char *fw_name;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	const struct firmware *fw = nic->fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
	u8 timer, bundle, min_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	/* do not load u-code for ICH devices */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
	if (nic->flags & ich)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
		return NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
	/* Search for ucode match against h/w revision */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
	if (nic->mac == mac_82559_D101M)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
		fw_name = FIRMWARE_D101M;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
	else if (nic->mac == mac_82559_D101S)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
		fw_name = FIRMWARE_D101S;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
		fw_name = FIRMWARE_D102E;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	else /* No ucode on other devices */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
		return NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	/* If the firmware has not previously been loaded, request a pointer
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	 * to it. If it was previously loaded, we are reinitializing the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
	 * adapter, possibly in a resume from hibernate, in which case
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
	 * request_firmware() cannot be used.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	if (!fw)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
		err = request_firmware(&fw, fw_name, &nic->pdev->dev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
	if (err) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
			  "Failed to load firmware \"%s\": %d\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
			  fw_name, err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
		return ERR_PTR(err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
	/* Firmware should be precisely UCODE_SIZE (words) plus three bytes
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
	if (fw->size != UCODE_SIZE * 4 + 3) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
			  "Firmware \"%s\" has wrong size %zu\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
			  fw_name, fw->size);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
		release_firmware(fw);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
		return ERR_PTR(-EINVAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
	/* Read timer, bundle and min_size from end of firmware blob */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	timer = fw->data[UCODE_SIZE * 4];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
	bundle = fw->data[UCODE_SIZE * 4 + 1];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
	min_size = fw->data[UCODE_SIZE * 4 + 2];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	    min_size >= UCODE_SIZE) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
			  "\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
			  fw_name, timer, bundle, min_size);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
		release_firmware(fw);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
		return ERR_PTR(-EINVAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	/* OK, firmware is validated and ready to use. Save a pointer
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	 * to it in the nic */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	nic->fw = fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	return fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
static void e100_setup_ucode(struct nic *nic, struct cb *cb,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
			     struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	const struct firmware *fw = (void *)skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
	u8 timer, bundle, min_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	/* It's not a real skb; we just abused the fact that e100_exec_cb
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	   will pass it through to here... */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	cb->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	/* firmware is stored as little endian already */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	/* Read timer, bundle and min_size from end of firmware blob */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
	timer = fw->data[UCODE_SIZE * 4];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
	bundle = fw->data[UCODE_SIZE * 4 + 1];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
	min_size = fw->data[UCODE_SIZE * 4 + 2];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	/* Insert user-tunable settings in cb->u.ucode */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	cb->command = cpu_to_le16(cb_ucode | cb_el);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
static inline int e100_load_ucode_wait(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	const struct firmware *fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	int err = 0, counter = 50;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	struct cb *cb = nic->cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	fw = e100_request_firmware(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	/* If it's NULL, then no ucode is required */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
	if (!fw || IS_ERR(fw))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
		return PTR_ERR(fw);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
			  "ucode cmd failed with error %d\n", err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	/* must restart cuc */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	nic->cuc_cmd = cuc_start;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	/* wait for completion */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	udelay(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	/* wait for possibly (ouch) 500ms */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	while (!(cb->status & cpu_to_le16(cb_complete))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
		msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
		if (!--counter) break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	/* ack any interrupts, something could have been set */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	iowrite8(~0, &nic->csr->scb.stat_ack);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	/* if the command failed, or is not OK, notify and return */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	if (!counter || !(cb->status & cpu_to_le16(cb_ok))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
		netif_err(nic, probe, nic->netdev, "ucode load failed\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
		err = -EPERM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
static void e100_setup_iaaddr(struct nic *nic, struct cb *cb,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
	struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	cb->command = cpu_to_le16(cb_iaaddr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	cb->command = cpu_to_le16(cb_dump);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
	cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
		offsetof(struct mem, dump_buf));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
static int e100_phy_check_without_mii(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	u8 phy_type;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	int without_mii;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	switch (phy_type) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
	case I82503: /* Non-MII PHY; UNTESTED! */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
	case S80C24: /* Non-MII PHY; tested and working */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
		/* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
		 * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
		 * doesn't have a programming interface of any sort.  The
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
		 * media is sensed automatically based on how the link partner
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
		 * is configured.  This is, in essence, manual configuration.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
		 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
		netif_info(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
			   "found MII-less i82503 or 80c24 or other PHY\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
		nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
		nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
		/* these might be needed for certain MII-less cards...
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
		 * nic->flags |= ich;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
		 * nic->flags |= ich_10h_workaround; */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
		without_mii = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
	default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
		without_mii = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	return without_mii;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
#define NCONFIG_AUTO_SWITCH	0x0080
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
#define MII_NSC_CONG		MII_RESV1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
#define NSC_CONG_ENABLE		0x0100
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
#define NSC_CONG_TXREADY	0x0400
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
#define ADVERTISE_FC_SUPPORTED	0x0400
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
static int e100_phy_init(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	struct net_device *netdev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	u32 addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	u16 bmcr, stat, id_lo, id_hi, cong;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
	for (addr = 0; addr < 32; addr++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
		nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	if (addr == 32) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
		/* uhoh, no PHY detected: check whether we seem to be some
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
		 * weird, rare variant which is *known* to not have any MII.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
		 * But do this AFTER MII checking only, since this does
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
		 * lookup of EEPROM values which may easily be unreliable. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
		if (e100_phy_check_without_mii(nic))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
			return 0; /* simply return and hope for the best */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
		else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
			/* for unknown cases log a fatal error */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
			netif_err(nic, hw, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
				  "Failed to locate any known PHY, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
			return -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
	} else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
		netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
			     "phy_addr = %d\n", nic->mii.phy_id);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
	/* Get phy ID */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
		     "phy ID = 0x%08X\n", nic->phy);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	/* Select the phy and isolate the rest */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	for (addr = 0; addr < 32; addr++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
		if (addr != nic->mii.phy_id) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
			mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
		} else if (nic->phy != phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
			bmcr = mdio_read(netdev, addr, MII_BMCR);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
			mdio_write(netdev, addr, MII_BMCR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
				bmcr & ~BMCR_ISOLATE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
	/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
	 * Workaround for 82552:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	 * Clear the ISOLATE bit on selected phy_id last (mirrored on all
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
	 * other phy_id's) using bmcr value from addr discovery loop above.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	if (nic->phy == phy_82552_v)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
			bmcr & ~BMCR_ISOLATE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	/* Handle National tx phys */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
		/* Disable congestion control */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
		cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
		cong |= NSC_CONG_TXREADY;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		cong &= ~NSC_CONG_ENABLE;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
	if (nic->phy == phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
		u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
		/* assign special tweaked mdio_ctrl() function */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
		nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
		/* Workaround Si not advertising flow-control during autoneg */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		/* Reset for the above changes to take effect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		bmcr |= BMCR_RESET;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
	} else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	   (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
		!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		/* enable/disable MDI/MDI-X auto-switching. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
		mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
				nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
static int e100_hw_init(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	netif_err(nic, hw, nic->netdev, "e100_hw_init\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
	if (!in_interrupt() && (err = e100_self_test(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
	if ((err = e100_phy_init(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
	if ((err = e100_load_ucode_wait(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
	if ((err = e100_exec_cb(nic, NULL, e100_configure)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
	if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
	if ((err = e100_exec_cmd(nic, cuc_dump_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		nic->dma_addr + offsetof(struct mem, stats))))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
	if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
	struct net_device *netdev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	struct netdev_hw_addr *ha;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	u16 i, count = min(netdev_mc_count(netdev), E100_MAX_MULTICAST_ADDRS);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
	cb->command = cpu_to_le16(cb_multi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
	cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
	i = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
	netdev_for_each_mc_addr(ha, netdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		if (i == count)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
			ETH_ALEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
static void e100_set_multicast_list(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
		     "mc_count=%d, flags=0x%04X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
		     netdev_mc_count(netdev), netdev->flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
	if (netdev->flags & IFF_PROMISC)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		nic->flags |= promiscuous;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
		nic->flags &= ~promiscuous;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	if (netdev->flags & IFF_ALLMULTI ||
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
		netdev_mc_count(netdev) > E100_MAX_MULTICAST_ADDRS)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
		nic->flags |= multicast_all;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
		nic->flags &= ~multicast_all;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	e100_exec_cb(nic, NULL, e100_multi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
static void e100_update_stats(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
	struct net_device *dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
	struct net_device_stats *ns = &dev->stats;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
	struct stats *s = &nic->mem->stats;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
		&s->complete;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
	/* Device's stats reporting may take several microseconds to
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
	 * complete, so we're always waiting for results of the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
	 * previous command. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
	if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
		*complete = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
		ns->tx_aborted_errors += le32_to_cpu(s->tx_max_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
		ns->tx_window_errors += le32_to_cpu(s->tx_late_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
		ns->tx_carrier_errors += le32_to_cpu(s->tx_lost_crs);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		ns->tx_fifo_errors += le32_to_cpu(s->tx_underruns);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
		ns->collisions += nic->tx_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
		ns->tx_errors += le32_to_cpu(s->tx_max_collisions) +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
			le32_to_cpu(s->tx_lost_crs);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		nic->rx_short_frame_errors +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
			le32_to_cpu(s->rx_short_frame_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
		ns->rx_length_errors = nic->rx_short_frame_errors +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
			nic->rx_over_length_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
		ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
		ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
		ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
		ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
		ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		ns->rx_errors += le32_to_cpu(s->rx_crc_errors) +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
			le32_to_cpu(s->rx_alignment_errors) +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
			le32_to_cpu(s->rx_short_frame_errors) +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
			le32_to_cpu(s->rx_cdt_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
		nic->tx_deferred += le32_to_cpu(s->tx_deferred);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
		nic->tx_single_collisions +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
			le32_to_cpu(s->tx_single_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
		nic->tx_multiple_collisions +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
			le32_to_cpu(s->tx_multiple_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
		if (nic->mac >= mac_82558_D101_A4) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
			nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
			nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
			nic->rx_fc_unsupported +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
				le32_to_cpu(s->fc_rcv_unsupported);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
			if (nic->mac >= mac_82559_D101M) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
				nic->tx_tco_frames +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
					le16_to_cpu(s->xmt_tco_frames);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
				nic->rx_tco_frames +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
					le16_to_cpu(s->rcv_tco_frames);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	if (e100_exec_cmd(nic, cuc_dump_reset, 0))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
			     "exec cuc_dump_reset failed\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	/* Adjust inter-frame-spacing (IFS) between two transmits if
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
	 * we're getting collisions on a half-duplex connection. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	if (duplex == DUPLEX_HALF) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		u32 prev = nic->adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
		u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
		if ((nic->tx_frames / 32 < nic->tx_collisions) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
		   (nic->tx_frames > min_frames)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
			if (nic->adaptive_ifs < 60)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
				nic->adaptive_ifs += 5;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
		} else if (nic->tx_frames < min_frames) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
			if (nic->adaptive_ifs >= 5)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
				nic->adaptive_ifs -= 5;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
		if (nic->adaptive_ifs != prev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
			e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
static void e100_watchdog(unsigned long data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	struct nic *nic = (struct nic *)data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	struct ethtool_cmd cmd = { .cmd = ETHTOOL_GSET };
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
	u32 speed;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
	netif_printk(nic, timer, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
		     "right now = %ld\n", jiffies);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	/* mii library handles link maintenance tasks */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
	mii_ethtool_gset(&nic->mii, &cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	speed = ethtool_cmd_speed(&cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		netdev_info(nic->netdev, "NIC Link is Up %u Mbps %s Duplex\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
			    speed == SPEED_100 ? 100 : 10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
			    cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
	} else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
		netdev_info(nic->netdev, "NIC Link is Down\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
	mii_check_link(&nic->mii);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	/* Software generated interrupt to recover from (rare) Rx
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	 * allocation failure.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
	 * Unfortunately have to use a spinlock to not re-enable interrupts
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
	 * accidentally, due to hardware that shares a register between the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
	 * interrupt mask bit and the SW Interrupt generation bit */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	spin_lock_irq(&nic->cmd_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	iowrite8(ioread8(&nic->csr->scb.cmd_hi) | irq_sw_gen,&nic->csr->scb.cmd_hi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	spin_unlock_irq(&nic->cmd_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	e100_update_stats(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
	e100_adjust_adaptive_ifs(nic, speed, cmd.duplex);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
	if (nic->mac <= mac_82557_D100_C)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
		/* Issue a multicast command to workaround a 557 lock up */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		e100_set_multicast_list(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
	if (nic->flags & ich && speed == SPEED_10 && cmd.duplex == DUPLEX_HALF)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
		/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		nic->flags |= ich_10h_workaround;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
		nic->flags &= ~ich_10h_workaround;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	mod_timer(&nic->watchdog,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	cb->command = nic->tx_command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
	/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	 * Use the last 4 bytes of the SKB payload packet as the CRC, used for
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	 * testing, ie sending frames with bad CRC.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	if (unlikely(skb->no_fcs))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
		cb->command |= __constant_cpu_to_le16(cb_tx_nc);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
		cb->command &= ~__constant_cpu_to_le16(cb_tx_nc);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
	/* interrupt every 16 packets regardless of delay */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	if ((nic->cbs_avail & ~15) == nic->cbs_avail)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
		cb->command |= cpu_to_le16(cb_i);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
	cb->u.tcb.tcb_byte_count = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
	cb->u.tcb.threshold = nic->tx_threshold;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
	cb->u.tcb.tbd_count = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
	cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		skb->data, skb->len, PCI_DMA_TODEVICE));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	/* check for mapping failure? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
				   struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	if (nic->flags & ich_10h_workaround) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
		   Issue a NOP command followed by a 1us delay before
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		   issuing the Tx command. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
		if (e100_exec_cmd(nic, cuc_nop, 0))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
			netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
				     "exec cuc_nop failed\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
		udelay(1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	err = e100_exec_cb(nic, skb, e100_xmit_prepare);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
	switch (err) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	case -ENOSPC:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
		/* We queued the skb, but now we're out of space. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
			     "No space for CB\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
		netif_stop_queue(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
	case -ENOMEM:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
		/* This is a hard error - log it. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
			     "Out of Tx resources, returning skb\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
		netif_stop_queue(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
		return NETDEV_TX_BUSY;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
	return NETDEV_TX_OK;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
static int e100_tx_clean(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	struct net_device *dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	struct cb *cb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	int tx_cleaned = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
	spin_lock(&nic->cb_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	/* Clean CBs marked complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	for (cb = nic->cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	    cb->status & cpu_to_le16(cb_complete);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	    cb = nic->cb_to_clean = cb->next) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		rmb(); /* read skb after status */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
		netif_printk(nic, tx_done, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
			     "cb[%d]->status = 0x%04X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
			     (int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
			     cb->status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
		if (likely(cb->skb != NULL)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
			dev->stats.tx_packets++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
			dev->stats.tx_bytes += cb->skb->len;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
			pci_unmap_single(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
				le32_to_cpu(cb->u.tcb.tbd.buf_addr),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
				le16_to_cpu(cb->u.tcb.tbd.size),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
				PCI_DMA_TODEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
			dev_kfree_skb_any(cb->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
			cb->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
			tx_cleaned = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
		cb->status = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
		nic->cbs_avail++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	spin_unlock(&nic->cb_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
	/* Recover from running out of Tx resources in xmit_frame */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
	if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
		netif_wake_queue(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	return tx_cleaned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
static void e100_clean_cbs(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	if (nic->cbs) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
		while (nic->cbs_avail != nic->params.cbs.count) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
			struct cb *cb = nic->cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
			if (cb->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
				pci_unmap_single(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
					le32_to_cpu(cb->u.tcb.tbd.buf_addr),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
					le16_to_cpu(cb->u.tcb.tbd.size),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
					PCI_DMA_TODEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
				dev_kfree_skb(cb->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
			nic->cb_to_clean = nic->cb_to_clean->next;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
			nic->cbs_avail++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
		pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		nic->cbs = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		nic->cbs_avail = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
	nic->cuc_cmd = cuc_start;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean =
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
		nic->cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
static int e100_alloc_cbs(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
	struct cb *cb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
	unsigned int i, count = nic->params.cbs.count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
	nic->cuc_cmd = cuc_start;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	nic->cbs_avail = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
	nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
				  &nic->cbs_dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
	if (!nic->cbs)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	memset(nic->cbs, 0, count * sizeof(struct cb));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
		cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
		cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
		cb->dma_addr = nic->cbs_dma_addr + i * sizeof(struct cb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
		cb->link = cpu_to_le32(nic->cbs_dma_addr +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
			((i+1) % count) * sizeof(struct cb));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = nic->cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
	nic->cbs_avail = count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
	if (!nic->rxs) return;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
	if (RU_SUSPENDED != nic->ru_running) return;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	/* handle init time starts */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
	if (!rx) rx = nic->rxs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	/* (Re)start RU if suspended or idle and RFA is non-NULL */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	if (rx->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		e100_exec_cmd(nic, ruc_start, rx->dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		nic->ru_running = RU_RUNNING;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	if (!(rx->skb = netdev_alloc_skb_ip_align(nic->netdev, RFD_BUF_LEN)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
	/* Init, and map the RFD. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
	skb_copy_to_linear_data(rx->skb, &nic->blank_rfd, sizeof(struct rfd));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
		dev_kfree_skb_any(rx->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
		rx->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
		rx->dma_addr = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
	/* Link the RFD to end of RFA by linking previous RFD to
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
	 * this one.  We are safe to touch the previous RFD because
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	 * it is protected by the before last buffer's el bit being set */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	if (rx->prev->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
		put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
		pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
static int e100_rx_indicate(struct nic *nic, struct rx *rx,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	unsigned int *work_done, unsigned int work_to_do)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	struct net_device *dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
	struct sk_buff *skb = rx->skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	struct rfd *rfd = (struct rfd *)skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
	u16 rfd_status, actual_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	u16 fcs_pad = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	if (unlikely(work_done && *work_done >= work_to_do))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
		return -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	/* Need to sync before taking a peek at cb_complete bit */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
	rfd_status = le16_to_cpu(rfd->status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
	netif_printk(nic, rx_status, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		     "status=0x%04X\n", rfd_status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	rmb(); /* read size after status bit */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
	/* If data isn't ready, nothing to indicate */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
	if (unlikely(!(rfd_status & cb_complete))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
		/* If the next buffer has the el bit, but we think the receiver
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
		 * is still running, check to see if it really stopped while
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
		 * we had interrupts off.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
		 * This allows for a fast restart without re-enabling
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
		 * interrupts */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
		if ((le16_to_cpu(rfd->command) & cb_el) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
		    (RU_RUNNING == nic->ru_running))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
			if (ioread8(&nic->csr->scb.status) & rus_no_res)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
				nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
					       sizeof(struct rfd),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
					       PCI_DMA_FROMDEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		return -ENODATA;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	/* Get actual data size */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	if (unlikely(dev->features & NETIF_F_RXFCS))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
		fcs_pad = 4;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
	actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
		actual_size = RFD_BUF_LEN - sizeof(struct rfd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	/* Get data */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	pci_unmap_single(nic->pdev, rx->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	/* If this buffer has the el bit, but we think the receiver
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
	 * is still running, check to see if it really stopped while
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	 * we had interrupts off.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	 * This allows for a fast restart without re-enabling interrupts.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	 * This can happen when the RU sees the size change but also sees
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	 * the el bit set. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	if ((le16_to_cpu(rfd->command) & cb_el) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
	    (RU_RUNNING == nic->ru_running)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
		nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	/* Pull off the RFD and put the actual data (minus eth hdr) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
	skb_reserve(skb, sizeof(struct rfd));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	skb_put(skb, actual_size);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	skb->protocol = eth_type_trans(skb, nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
	/* If we are receiving all frames, then don't bother
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	 * checking for errors.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	if (unlikely(dev->features & NETIF_F_RXALL)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN + fcs_pad)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
			/* Received oversized frame, but keep it. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
			nic->rx_over_length_errors++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		goto process_skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
	if (unlikely(!(rfd_status & cb_ok))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		/* Don't indicate if hardware indicates errors */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
		dev_kfree_skb_any(skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
	} else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN + fcs_pad) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
		/* Don't indicate oversized frames */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
		nic->rx_over_length_errors++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		dev_kfree_skb_any(skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
process_skb:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
		dev->stats.rx_packets++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		dev->stats.rx_bytes += (actual_size - fcs_pad);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
		netif_receive_skb(skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
		if (work_done)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
			(*work_done)++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
	rx->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
	unsigned int work_to_do)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
	struct rx *rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	int restart_required = 0, err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	struct rx *old_before_last_rx, *new_before_last_rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	struct rfd *old_before_last_rfd, *new_before_last_rfd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	/* Indicate newly arrived packets */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		err = e100_rx_indicate(nic, rx, work_done, work_to_do);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
		/* Hit quota or no more to clean */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		if (-EAGAIN == err || -ENODATA == err)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
	/* On EAGAIN, hit quota so have more work to do, restart once
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
	 * cleanup is complete.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
	 * Else, are we already rnr? then pay attention!!! this ensures that
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	 * the state machine progression never allows a start with a
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
	 * partially cleaned list, avoiding a race between hardware
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	 * and rx_to_clean when in NAPI mode */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
	if (-EAGAIN != err && RU_SUSPENDED == nic->ru_running)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		restart_required = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
	old_before_last_rx = nic->rx_to_use->prev->prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	/* Alloc new skbs to refill list */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
	for (rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		if (unlikely(e100_rx_alloc_skb(nic, rx)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
			break; /* Better luck next time (see watchdog) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	new_before_last_rx = nic->rx_to_use->prev->prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	if (new_before_last_rx != old_before_last_rx) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
		/* Set the el-bit on the buffer that is before the last buffer.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		 * This lets us update the next pointer on the last buffer
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		 * without worrying about hardware touching it.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
		 * We set the size to 0 to prevent hardware from touching this
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		 * buffer.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		 * When the hardware hits the before last buffer with el-bit
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
		 * and size of 0, it will RNR interrupt, the RUS will go into
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		 * the No Resources state.  It will not complete nor write to
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
		 * this buffer. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
		new_before_last_rfd =
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
			(struct rfd *)new_before_last_rx->skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
		new_before_last_rfd->size = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
		new_before_last_rfd->command |= cpu_to_le16(cb_el);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
		pci_dma_sync_single_for_device(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
			new_before_last_rx->dma_addr, sizeof(struct rfd),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
			PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		/* Now that we have a new stopping point, we can clear the old
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		 * stopping point.  We must sync twice to get the proper
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		 * ordering on the hardware side of things. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
		old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		pci_dma_sync_single_for_device(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
			old_before_last_rx->dma_addr, sizeof(struct rfd),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
			PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
		old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
							+ ETH_FCS_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
		pci_dma_sync_single_for_device(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
			old_before_last_rx->dma_addr, sizeof(struct rfd),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
			PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	if (restart_required) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
		// ack the rnr?
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
		e100_start_receiver(nic, nic->rx_to_clean);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
		if (work_done)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
			(*work_done)++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
static void e100_rx_clean_list(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	struct rx *rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
	unsigned int i, count = nic->params.rfds.count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	nic->ru_running = RU_UNINITIALIZED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	if (nic->rxs) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
		for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
			if (rx->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
				pci_unmap_single(nic->pdev, rx->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
				dev_kfree_skb(rx->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
		kfree(nic->rxs);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		nic->rxs = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
	nic->rx_to_use = nic->rx_to_clean = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
static int e100_rx_alloc_list(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	struct rx *rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
	unsigned int i, count = nic->params.rfds.count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
	struct rfd *before_last;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
	nic->rx_to_use = nic->rx_to_clean = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
	nic->ru_running = RU_UNINITIALIZED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
	for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
		rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
		rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
		if (e100_rx_alloc_skb(nic, rx)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
			e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
			return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	/* Set the el-bit on the buffer that is before the last buffer.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
	 * This lets us update the next pointer on the last buffer without
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	 * worrying about hardware touching it.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
	 * We set the size to 0 to prevent hardware from touching this buffer.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	 * When the hardware hits the before last buffer with el-bit and size
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	 * of 0, it will RNR interrupt, the RU will go into the No Resources
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
	 * state.  It will not complete nor write to this buffer. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
	rx = nic->rxs->prev->prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
	before_last = (struct rfd *)rx->skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
	before_last->command |= cpu_to_le16(cb_el);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
	before_last->size = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	nic->rx_to_use = nic->rx_to_clean = nic->rxs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
static irqreturn_t e100_intr(int irq, void *dev_id)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	struct net_device *netdev = dev_id;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
	u8 stat_ack = ioread8(&nic->csr->scb.stat_ack);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	netif_printk(nic, intr, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
		     "stat_ack = 0x%02X\n", stat_ack);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	if (stat_ack == stat_ack_not_ours ||	/* Not our interrupt */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	   stat_ack == stat_ack_not_present)	/* Hardware is ejected */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
		return IRQ_NONE;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	/* Ack interrupt(s) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	iowrite8(stat_ack, &nic->csr->scb.stat_ack);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	/* We hit Receive No Resource (RNR); restart RU after cleaning */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	if (stat_ack & stat_ack_rnr)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
		nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
	if (likely(napi_schedule_prep(&nic->napi))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
		e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
		__napi_schedule(&nic->napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	return IRQ_HANDLED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
static int e100_poll(struct napi_struct *napi, int budget)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	struct nic *nic = container_of(napi, struct nic, napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	unsigned int work_done = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	e100_rx_clean(nic, &work_done, budget);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	e100_tx_clean(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	/* If budget not fully consumed, exit the polling mode */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	if (work_done < budget) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
		napi_complete(napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
		e100_enable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	return work_done;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
#ifdef CONFIG_NET_POLL_CONTROLLER
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
static void e100_netpoll(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	e100_intr(nic->pdev->irq, netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	e100_tx_clean(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	e100_enable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
static int e100_set_mac_address(struct net_device *netdev, void *p)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	struct sockaddr *addr = p;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	if (!is_valid_ether_addr(addr->sa_data))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
		return -EADDRNOTAVAIL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
	e100_exec_cb(nic, NULL, e100_setup_iaaddr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
		return -EINVAL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
	netdev->mtu = new_mtu;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
static int e100_asf(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	/* ASF can be enabled from eeprom */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	return (nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
static int e100_up(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
	if ((err = e100_rx_alloc_list(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	if ((err = e100_alloc_cbs(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
		goto err_rx_clean_list;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
	if ((err = e100_hw_init(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		goto err_clean_cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
	e100_set_multicast_list(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	e100_start_receiver(nic, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	mod_timer(&nic->watchdog, jiffies);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
	if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
		nic->netdev->name, nic->netdev)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
		goto err_no_irq;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	netif_wake_queue(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	napi_enable(&nic->napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	/* enable ints _after_ enabling poll, preventing a race between
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	 * disable ints+schedule */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	e100_enable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
err_no_irq:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	del_timer_sync(&nic->watchdog);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
err_clean_cbs:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
	e100_clean_cbs(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
err_rx_clean_list:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
	e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
static void e100_down(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	/* wait here for poll to complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	napi_disable(&nic->napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	netif_stop_queue(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	free_irq(nic->pdev->irq, nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	del_timer_sync(&nic->watchdog);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	netif_carrier_off(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	e100_clean_cbs(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
	e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
static void e100_tx_timeout(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
	/* Reset outside of interrupt context, to avoid request_irq
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	 * in interrupt context */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
	schedule_work(&nic->tx_timeout_task);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
static void e100_tx_timeout_task(struct work_struct *work)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	struct nic *nic = container_of(work, struct nic, tx_timeout_task);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	struct net_device *netdev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
	netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
		     "scb.status=0x%02X\n", ioread8(&nic->csr->scb.status));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	rtnl_lock();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	if (netif_running(netdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
		e100_down(netdev_priv(netdev));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
		e100_up(netdev_priv(netdev));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	rtnl_unlock();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	struct sk_buff *skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	/* Use driver resources to perform internal MAC or PHY
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	 * loopback test.  A single packet is prepared and transmitted
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	 * in loopback mode, and the test passes if the received
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	 * packet compares byte-for-byte to the transmitted packet. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	if ((err = e100_rx_alloc_list(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
	if ((err = e100_alloc_cbs(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
		goto err_clean_rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
	/* ICH PHY loopback is broken so do MAC loopback instead */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	if (nic->flags & ich && loopback_mode == lb_phy)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
		loopback_mode = lb_mac;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
	nic->loopback = loopback_mode;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	if ((err = e100_hw_init(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
		goto err_loopback_none;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	if (loopback_mode == lb_phy)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
		mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
			BMCR_LOOPBACK);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	e100_start_receiver(nic, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
	if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
		err = -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
		goto err_loopback_none;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	skb_put(skb, ETH_DATA_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	memset(skb->data, 0xFF, ETH_DATA_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	e100_xmit_frame(skb, nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	   skb->data, ETH_DATA_LEN))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
		err = -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
err_loopback_none:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
	nic->loopback = lb_none;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	e100_clean_cbs(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
err_clean_rx:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
#define MII_LED_CONTROL	0x1B
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
#define E100_82552_LED_OVERRIDE 0x19
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
#define E100_82552_LED_ON       0x000F /* LEDTX and LED_RX both on */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
#define E100_82552_LED_OFF      0x000A /* LEDTX and LED_RX both off */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
static int e100_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	return mii_ethtool_gset(&nic->mii, cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
static int e100_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, BMCR_RESET);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
	err = mii_ethtool_sset(&nic->mii, cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
static void e100_get_drvinfo(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
	struct ethtool_drvinfo *info)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
	strlcpy(info->bus_info, pci_name(nic->pdev),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
		sizeof(info->bus_info));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
#define E100_PHY_REGS 0x1C
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
static int e100_get_regs_len(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
static void e100_get_regs(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	struct ethtool_regs *regs, void *p)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	u32 *buff = p;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
	int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	regs->version = (1 << 24) | nic->pdev->revision;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
		ioread16(&nic->csr->scb.status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	for (i = E100_PHY_REGS; i >= 0; i--)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		buff[1 + E100_PHY_REGS - i] =
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
			mdio_read(netdev, nic->mii.phy_id, i);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
	memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
	e100_exec_cb(nic, NULL, e100_dump);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
	msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
	memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		sizeof(nic->mem->dump_buf));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	wol->supported = (nic->mac >= mac_82558_D101_A4) ?  WAKE_MAGIC : 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
	wol->wolopts = (nic->flags & wol_magic) ? WAKE_MAGIC : 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
	    !device_can_wakeup(&nic->pdev->dev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
		return -EOPNOTSUPP;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	if (wol->wolopts)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
		nic->flags |= wol_magic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
		nic->flags &= ~wol_magic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
	device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
static u32 e100_get_msglevel(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	return nic->msg_enable;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
static void e100_set_msglevel(struct net_device *netdev, u32 value)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
	nic->msg_enable = value;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
static int e100_nway_reset(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	return mii_nway_restart(&nic->mii);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
static u32 e100_get_link(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
	return mii_link_ok(&nic->mii);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
static int e100_get_eeprom_len(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	return nic->eeprom_wc << 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
#define E100_EEPROM_MAGIC	0x1234
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
static int e100_get_eeprom(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
	struct ethtool_eeprom *eeprom, u8 *bytes)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	eeprom->magic = E100_EEPROM_MAGIC;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	memcpy(bytes, &((u8 *)nic->eeprom)[eeprom->offset], eeprom->len);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
static int e100_set_eeprom(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	struct ethtool_eeprom *eeprom, u8 *bytes)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	if (eeprom->magic != E100_EEPROM_MAGIC)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
		return -EINVAL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
	memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
	return e100_eeprom_save(nic, eeprom->offset >> 1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
		(eeprom->len >> 1) + 1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
static void e100_get_ringparam(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
	struct ethtool_ringparam *ring)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	struct param_range *rfds = &nic->params.rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	struct param_range *cbs = &nic->params.cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	ring->rx_max_pending = rfds->max;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	ring->tx_max_pending = cbs->max;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	ring->rx_pending = rfds->count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	ring->tx_pending = cbs->count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
static int e100_set_ringparam(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
	struct ethtool_ringparam *ring)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
	struct param_range *rfds = &nic->params.rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
	struct param_range *cbs = &nic->params.cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
		return -EINVAL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
		e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	rfds->count = max(ring->rx_pending, rfds->min);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
	rfds->count = min(rfds->count, rfds->max);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	cbs->count = max(ring->tx_pending, cbs->min);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	cbs->count = min(cbs->count, cbs->max);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
	netif_info(nic, drv, nic->netdev, "Ring Param settings: rx: %d, tx %d\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
		   rfds->count, cbs->count);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
		e100_up(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
static const char e100_gstrings_test[][ETH_GSTRING_LEN] = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	"Link test     (on/offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
	"Eeprom test   (on/offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
	"Self test        (offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	"Mac loopback     (offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
	"Phy loopback     (offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
#define E100_TEST_LEN	ARRAY_SIZE(e100_gstrings_test)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
static void e100_diag_test(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
	struct ethtool_test *test, u64 *data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	struct ethtool_cmd cmd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	int i, err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
	memset(data, 0, E100_TEST_LEN * sizeof(u64));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	data[0] = !mii_link_ok(&nic->mii);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
	data[1] = e100_eeprom_load(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
	if (test->flags & ETH_TEST_FL_OFFLINE) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
		/* save speed, duplex & autoneg settings */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
		err = mii_ethtool_gset(&nic->mii, &cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
		if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
			e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
		data[2] = e100_self_test(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
		data[3] = e100_loopback_test(nic, lb_mac);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
		data[4] = e100_loopback_test(nic, lb_phy);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
		/* restore speed, duplex & autoneg settings */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
		err = mii_ethtool_sset(&nic->mii, &cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
		if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
			e100_up(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
	for (i = 0; i < E100_TEST_LEN; i++)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
		test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	msleep_interruptible(4 * 1000);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
static int e100_set_phys_id(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
			    enum ethtool_phys_id_state state)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	enum led_state {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
		led_on     = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
		led_off    = 0x04,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
		led_on_559 = 0x05,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
		led_on_557 = 0x07,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
	u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
		MII_LED_CONTROL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
	u16 leds = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	switch (state) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
	case ETHTOOL_ID_ACTIVE:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
		return 2;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	case ETHTOOL_ID_ON:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
		leds = (nic->phy == phy_82552_v) ? E100_82552_LED_ON :
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
		       (nic->mac < mac_82559_D101M) ? led_on_557 : led_on_559;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	case ETHTOOL_ID_OFF:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
		leds = (nic->phy == phy_82552_v) ? E100_82552_LED_OFF : led_off;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	case ETHTOOL_ID_INACTIVE:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
	mdio_write(netdev, nic->mii.phy_id, led_reg, leds);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
static const char e100_gstrings_stats[][ETH_GSTRING_LEN] = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	"rx_length_errors", "rx_over_errors", "rx_crc_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
	"tx_heartbeat_errors", "tx_window_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	/* device-specific stats */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	"tx_deferred", "tx_single_collisions", "tx_multi_collisions",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
	"tx_flow_control_pause", "rx_flow_control_pause",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
	"rx_flow_control_unsupported", "tx_tco_packets", "rx_tco_packets",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	"rx_short_frame_errors", "rx_over_length_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
#define E100_NET_STATS_LEN	21
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
#define E100_STATS_LEN	ARRAY_SIZE(e100_gstrings_stats)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
static int e100_get_sset_count(struct net_device *netdev, int sset)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	switch (sset) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	case ETH_SS_TEST:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
		return E100_TEST_LEN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
	case ETH_SS_STATS:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
		return E100_STATS_LEN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
	default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
		return -EOPNOTSUPP;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
static void e100_get_ethtool_stats(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	struct ethtool_stats *stats, u64 *data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	for (i = 0; i < E100_NET_STATS_LEN; i++)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
		data[i] = ((unsigned long *)&netdev->stats)[i];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	data[i++] = nic->tx_deferred;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	data[i++] = nic->tx_single_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	data[i++] = nic->tx_multiple_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	data[i++] = nic->tx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	data[i++] = nic->rx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	data[i++] = nic->rx_fc_unsupported;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
	data[i++] = nic->tx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	data[i++] = nic->rx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
	data[i++] = nic->rx_short_frame_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	data[i++] = nic->rx_over_length_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	switch (stringset) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	case ETH_SS_TEST:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
		memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	case ETH_SS_STATS:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
		memcpy(data, *e100_gstrings_stats, sizeof(e100_gstrings_stats));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
static const struct ethtool_ops e100_ethtool_ops = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	.get_settings		= e100_get_settings,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
	.set_settings		= e100_set_settings,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	.get_drvinfo		= e100_get_drvinfo,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	.get_regs_len		= e100_get_regs_len,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
	.get_regs		= e100_get_regs,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	.get_wol		= e100_get_wol,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	.set_wol		= e100_set_wol,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	.get_msglevel		= e100_get_msglevel,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	.set_msglevel		= e100_set_msglevel,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	.nway_reset		= e100_nway_reset,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	.get_link		= e100_get_link,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	.get_eeprom_len		= e100_get_eeprom_len,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	.get_eeprom		= e100_get_eeprom,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	.set_eeprom		= e100_set_eeprom,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	.get_ringparam		= e100_get_ringparam,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	.set_ringparam		= e100_set_ringparam,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
	.self_test		= e100_diag_test,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	.get_strings		= e100_get_strings,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	.set_phys_id		= e100_set_phys_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	.get_ethtool_stats	= e100_get_ethtool_stats,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	.get_sset_count		= e100_get_sset_count,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
static int e100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	return generic_mii_ioctl(&nic->mii, if_mii(ifr), cmd, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
static int e100_alloc(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
	nic->mem = pci_alloc_consistent(nic->pdev, sizeof(struct mem),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
		&nic->dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	return nic->mem ? 0 : -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
static void e100_free(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
	if (nic->mem) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
		pci_free_consistent(nic->pdev, sizeof(struct mem),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
			nic->mem, nic->dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
		nic->mem = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
static int e100_open(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	netif_carrier_off(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	if ((err = e100_up(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
		netif_err(nic, ifup, nic->netdev, "Cannot open interface, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
static int e100_close(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	e100_down(netdev_priv(netdev));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
static int e100_set_features(struct net_device *netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
			     netdev_features_t features)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
	netdev_features_t changed = features ^ netdev->features;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	if (!(changed & (NETIF_F_RXFCS | NETIF_F_RXALL)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
		return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	netdev->features = features;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
static const struct net_device_ops e100_netdev_ops = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	.ndo_open		= e100_open,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	.ndo_stop		= e100_close,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	.ndo_start_xmit		= e100_xmit_frame,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	.ndo_validate_addr	= eth_validate_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	.ndo_set_rx_mode	= e100_set_multicast_list,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	.ndo_set_mac_address	= e100_set_mac_address,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	.ndo_change_mtu		= e100_change_mtu,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	.ndo_do_ioctl		= e100_do_ioctl,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	.ndo_tx_timeout		= e100_tx_timeout,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
#ifdef CONFIG_NET_POLL_CONTROLLER
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	.ndo_poll_controller	= e100_netpoll,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
	.ndo_set_features	= e100_set_features,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
static int __devinit e100_probe(struct pci_dev *pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	const struct pci_device_id *ent)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
	struct net_device *netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	struct nic *nic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	if (!(netdev = alloc_etherdev(sizeof(struct nic))))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
	netdev->hw_features |= NETIF_F_RXFCS;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	netdev->priv_flags |= IFF_SUPP_NOFCS;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
	netdev->hw_features |= NETIF_F_RXALL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	netdev->netdev_ops = &e100_netdev_ops;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	netif_napi_add(netdev, &nic->napi, e100_poll, E100_NAPI_WEIGHT);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	nic->netdev = netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	nic->pdev = pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	nic->msg_enable = (1 << debug) - 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
	nic->mdio_ctrl = mdio_ctrl_hw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	pci_set_drvdata(pdev, netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	if ((err = pci_enable_device(pdev))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
		netif_err(nic, probe, nic->netdev, "Cannot enable PCI device, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
		goto err_out_free_dev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		netif_err(nic, probe, nic->netdev, "Cannot find proper PCI device base address, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
		err = -ENODEV;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
		goto err_out_disable_pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	if ((err = pci_request_regions(pdev, DRV_NAME))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
		netif_err(nic, probe, nic->netdev, "Cannot obtain PCI resources, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
		goto err_out_disable_pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
	if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
		netif_err(nic, probe, nic->netdev, "No usable DMA configuration, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
		goto err_out_free_res;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	SET_NETDEV_DEV(netdev, &pdev->dev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	if (use_io)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
		netif_info(nic, probe, nic->netdev, "using i/o access mode\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
	nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	if (!nic->csr) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
		netif_err(nic, probe, nic->netdev, "Cannot map device registers, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
		err = -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
		goto err_out_free_res;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
	if (ent->driver_data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
		nic->flags |= ich;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		nic->flags &= ~ich;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	e100_get_defaults(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	/* D100 MAC doesn't allow rx of vlan packets with normal MTU */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	if (nic->mac < mac_82558_D101_A4)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		netdev->features |= NETIF_F_VLAN_CHALLENGED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	/* locks must be initialized before calling hw_reset */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	spin_lock_init(&nic->cb_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	spin_lock_init(&nic->cmd_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	spin_lock_init(&nic->mdio_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	/* Reset the device before pci_set_master() in case device is in some
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	 * funky state and has an interrupt pending - hint: we don't have the
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	 * interrupt handler registered yet. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	pci_set_master(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	init_timer(&nic->watchdog);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	nic->watchdog.function = e100_watchdog;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	nic->watchdog.data = (unsigned long)nic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	if ((err = e100_alloc(nic))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
		netif_err(nic, probe, nic->netdev, "Cannot alloc driver memory, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
		goto err_out_iounmap;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	if ((err = e100_eeprom_load(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
		goto err_out_free;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	e100_phy_init(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
	memcpy(netdev->perm_addr, nic->eeprom, ETH_ALEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	if (!is_valid_ether_addr(netdev->perm_addr)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
		if (!eeprom_bad_csum_allow) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
			err = -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
			goto err_out_free;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, you MUST configure one.\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
	/* Wol magic packet can be enabled from eeprom */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	if ((nic->mac >= mac_82558_D101_A4) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
		nic->flags |= wol_magic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
		device_set_wakeup_enable(&pdev->dev, true);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	/* ack any pending wake events, disable PME */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
	pci_pme_active(pdev, false);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	strcpy(netdev->name, "eth%d");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
	if ((err = register_netdev(netdev))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
		netif_err(nic, probe, nic->netdev, "Cannot register net device, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
		goto err_out_free;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
	nic->cbs_pool = pci_pool_create(netdev->name,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
			   nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
			   nic->params.cbs.max * sizeof(struct cb),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
			   sizeof(u32),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
			   0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
	netif_info(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
		   "addr 0x%llx, irq %d, MAC addr %pM\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
		   (unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
		   pdev->irq, netdev->dev_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
err_out_free:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	e100_free(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
err_out_iounmap:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	pci_iounmap(pdev, nic->csr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
err_out_free_res:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	pci_release_regions(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
err_out_disable_pdev:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
err_out_free_dev:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	pci_set_drvdata(pdev, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
	free_netdev(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
static void __devexit e100_remove(struct pci_dev *pdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	struct net_device *netdev = pci_get_drvdata(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
	if (netdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
		unregister_netdev(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
		e100_free(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
		pci_iounmap(pdev, nic->csr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
		pci_pool_destroy(nic->cbs_pool);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
		free_netdev(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
		pci_release_regions(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
		pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
		pci_set_drvdata(pdev, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
#define E100_82552_SMARTSPEED   0x14   /* SmartSpeed Ctrl register */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
#define E100_82552_REV_ANEG     0x0200 /* Reverse auto-negotiation */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
#define E100_82552_ANEG_NOW     0x0400 /* Auto-negotiate now */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	struct net_device *netdev = pci_get_drvdata(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
		e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	netif_device_detach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	pci_save_state(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
	if ((nic->flags & wol_magic) | e100_asf(nic)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
		/* enable reverse auto-negotiation */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
		if (nic->phy == phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
			u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
			                           E100_82552_SMARTSPEED);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
			mdio_write(netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
			           E100_82552_SMARTSPEED, smartspeed |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
			           E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
		*enable_wake = true;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		*enable_wake = false;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
	pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
static int __e100_power_off(struct pci_dev *pdev, bool wake)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	if (wake)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		return pci_prepare_to_sleep(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	pci_wake_from_d3(pdev, false);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
	pci_set_power_state(pdev, PCI_D3hot);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
#ifdef CONFIG_PM
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
	bool wake;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
	__e100_shutdown(pdev, &wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	return __e100_power_off(pdev, wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
static int e100_resume(struct pci_dev *pdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
	struct net_device *netdev = pci_get_drvdata(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	pci_set_power_state(pdev, PCI_D0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
	pci_restore_state(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	/* ack any pending wake events, disable PME */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
	pci_enable_wake(pdev, 0, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	/* disable reverse auto-negotiation */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	if (nic->phy == phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		                           E100_82552_SMARTSPEED);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
		mdio_write(netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		           E100_82552_SMARTSPEED,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		           smartspeed & ~(E100_82552_REV_ANEG));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
	netif_device_attach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
		e100_up(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
#endif /* CONFIG_PM */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
static void e100_shutdown(struct pci_dev *pdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	bool wake;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	__e100_shutdown(pdev, &wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	if (system_state == SYSTEM_POWER_OFF)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
		__e100_power_off(pdev, wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
/* ------------------ PCI Error Recovery infrastructure  -------------- */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
 * e100_io_error_detected - called when PCI error is detected.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
 * @pdev: Pointer to PCI device
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
 * @state: The current pci connection state
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
static pci_ers_result_t e100_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
	struct net_device *netdev = pci_get_drvdata(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
	netif_device_detach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	if (state == pci_channel_io_perm_failure)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
		return PCI_ERS_RESULT_DISCONNECT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
		e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
	pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
	/* Request a slot reset. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
	return PCI_ERS_RESULT_NEED_RESET;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
 * e100_io_slot_reset - called after the pci bus has been reset.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
 * @pdev: Pointer to PCI device
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
 * Restart the card from scratch.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
static pci_ers_result_t e100_io_slot_reset(struct pci_dev *pdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
	struct net_device *netdev = pci_get_drvdata(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	if (pci_enable_device(pdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
		pr_err("Cannot re-enable PCI device after reset\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
		return PCI_ERS_RESULT_DISCONNECT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	pci_set_master(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
	/* Only one device per card can do a reset */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	if (0 != PCI_FUNC(pdev->devfn))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
		return PCI_ERS_RESULT_RECOVERED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	e100_phy_init(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	return PCI_ERS_RESULT_RECOVERED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
 * e100_io_resume - resume normal operations
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
 * @pdev: Pointer to PCI device
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
 * Resume normal operations after an error recovery
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
 * sequence has been completed.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
static void e100_io_resume(struct pci_dev *pdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	struct net_device *netdev = pci_get_drvdata(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	/* ack any pending wake events, disable PME */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
	pci_enable_wake(pdev, 0, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
	netif_device_attach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
	if (netif_running(netdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
		e100_open(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		mod_timer(&nic->watchdog, jiffies);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
static struct pci_error_handlers e100_err_handler = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	.error_detected = e100_io_error_detected,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	.slot_reset = e100_io_slot_reset,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	.resume = e100_io_resume,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
static struct pci_driver e100_driver = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	.name =         DRV_NAME,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	.id_table =     e100_id_table,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
	.probe =        e100_probe,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
	.remove =       __devexit_p(e100_remove),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
#ifdef CONFIG_PM
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	/* Power Management hooks */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
	.suspend =      e100_suspend,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
	.resume =       e100_resume,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
	.shutdown =     e100_shutdown,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
	.err_handler = &e100_err_handler,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
static int __init e100_init_module(void)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		pr_info("%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
		pr_info("%s\n", DRV_COPYRIGHT);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
	return pci_register_driver(&e100_driver);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
static void __exit e100_cleanup_module(void)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	pci_unregister_driver(&e100_driver);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
module_init(e100_init_module);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
module_exit(e100_cleanup_module);