devices/e100-3.8-ethercat.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
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2007-2012  Florian Pose, Ingenieurgemeinschaft IgH
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 *
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 *  This file is part of the IgH EtherCAT Master.
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 *
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 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
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 *  modify it under the terms of the GNU General Public License version 2, as
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 *  published by the Free Software Foundation.
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 *
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 *  The IgH EtherCAT Master is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
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 *  Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License along
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 *  with the IgH EtherCAT Master; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 *  ---
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 *
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 *  The license mentioned above concerns the source code only. Using the
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 *  EtherCAT technology and brand is only permitted in compliance with the
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 *  industrial property and similar rights of Beckhoff Automation GmbH.
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 *
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 *  ---
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 *
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 *  vim: noexpandtab
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 *
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 *****************************************************************************/
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/**
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   \file
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   EtherCAT driver for e100-compatible NICs.
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*/
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/* Former documentation: */
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/*******************************************************************************
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  Intel PRO/100 Linux driver
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  Copyright(c) 1999 - 2006 Intel Corporation.
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  This program is free software; you can redistribute it and/or modify it
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  under the terms and conditions of the GNU General Public License,
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  version 2, as published by the Free Software Foundation.
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  This program is distributed in the hope it will be useful, but WITHOUT
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc.,
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  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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  The full GNU General Public License is included in this distribution in
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  the file called "COPYING".
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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/*
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 *	e100.c: Intel(R) PRO/100 ethernet driver
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 *
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 *	(Re)written 2003 by scott.feldman@intel.com.  Based loosely on
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 *	original e100 driver, but better described as a munging of
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 *	e100, e1000, eepro100, tg3, 8139cp, and other drivers.
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 *
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 *	References:
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 *		Intel 8255x 10/100 Mbps Ethernet Controller Family,
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 *		Open Source Software Developers Manual,
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 *		http://sourceforge.net/projects/e1000
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 *
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 *
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 *	                      Theory of Operation
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 *
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 *	I.   General
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 *
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 *	The driver supports Intel(R) 10/100 Mbps PCI Fast Ethernet
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 *	controller family, which includes the 82557, 82558, 82559, 82550,
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 *	82551, and 82562 devices.  82558 and greater controllers
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 *	integrate the Intel 82555 PHY.  The controllers are used in
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 *	server and client network interface cards, as well as in
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 *	LAN-On-Motherboard (LOM), CardBus, MiniPCI, and ICHx
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 *	configurations.  8255x supports a 32-bit linear addressing
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 *	mode and operates at 33Mhz PCI clock rate.
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 *
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 *	II.  Driver Operation
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 *
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 *	Memory-mapped mode is used exclusively to access the device's
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 *	shared-memory structure, the Control/Status Registers (CSR). All
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 *	setup, configuration, and control of the device, including queuing
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 *	of Tx, Rx, and configuration commands is through the CSR.
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 *	cmd_lock serializes accesses to the CSR command register.  cb_lock
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 *	protects the shared Command Block List (CBL).
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 *
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 *	8255x is highly MII-compliant and all access to the PHY go
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 *	through the Management Data Interface (MDI).  Consequently, the
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 *	driver leverages the mii.c library shared with other MII-compliant
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 *	devices.
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 *
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 *	Big- and Little-Endian byte order as well as 32- and 64-bit
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 *	archs are supported.  Weak-ordered memory and non-cache-coherent
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 *	archs are supported.
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 *
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 *	III. Transmit
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 *
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 *	A Tx skb is mapped and hangs off of a TCB.  TCBs are linked
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 *	together in a fixed-size ring (CBL) thus forming the flexible mode
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 *	memory structure.  A TCB marked with the suspend-bit indicates
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 *	the end of the ring.  The last TCB processed suspends the
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 *	controller, and the controller can be restarted by issue a CU
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 *	resume command to continue from the suspend point, or a CU start
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 *	command to start at a given position in the ring.
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 *
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 *	Non-Tx commands (config, multicast setup, etc) are linked
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 *	into the CBL ring along with Tx commands.  The common structure
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 *	used for both Tx and non-Tx commands is the Command Block (CB).
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 *
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 *	cb_to_use is the next CB to use for queuing a command; cb_to_clean
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 *	is the next CB to check for completion; cb_to_send is the first
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 *	CB to start on in case of a previous failure to resume.  CB clean
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   130
 *	up happens in interrupt context in response to a CU interrupt.
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   131
 *	cbs_avail keeps track of number of free CB resources available.
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   132
 *
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   133
 * 	Hardware padding of short packets to minimum packet size is
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   134
 * 	enabled.  82557 pads with 7Eh, while the later controllers pad
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   135
 * 	with 00h.
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   136
 *
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   137
 *	IV.  Receive
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   138
 *
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   139
 *	The Receive Frame Area (RFA) comprises a ring of Receive Frame
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   140
 *	Descriptors (RFD) + data buffer, thus forming the simplified mode
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   141
 *	memory structure.  Rx skbs are allocated to contain both the RFD
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   142
 *	and the data buffer, but the RFD is pulled off before the skb is
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   143
 *	indicated.  The data buffer is aligned such that encapsulated
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   144
 *	protocol headers are u32-aligned.  Since the RFD is part of the
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   145
 *	mapped shared memory, and completion status is contained within
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   146
 *	the RFD, the RFD must be dma_sync'ed to maintain a consistent
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   147
 *	view from software and hardware.
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   148
 *
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   149
 *	In order to keep updates to the RFD link field from colliding with
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   150
 *	hardware writes to mark packets complete, we use the feature that
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   151
 *	hardware will not write to a size 0 descriptor and mark the previous
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   152
 *	packet as end-of-list (EL).   After updating the link, we remove EL
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   153
 *	and only then restore the size such that hardware may use the
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   154
 *	previous-to-end RFD.
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   155
 *
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   156
 *	Under typical operation, the  receive unit (RU) is start once,
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   157
 *	and the controller happily fills RFDs as frames arrive.  If
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   158
 *	replacement RFDs cannot be allocated, or the RU goes non-active,
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   159
 *	the RU must be restarted.  Frame arrival generates an interrupt,
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   160
 *	and Rx indication and re-allocation happen in the same context,
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   161
 *	therefore no locking is required.  A software-generated interrupt
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   162
 *	is generated from the watchdog to recover from a failed allocation
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   163
 *	scenario where all Rx resources have been indicated and none re-
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   164
 *	placed.
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   165
 *
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   166
 *	V.   Miscellaneous
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   167
 *
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   168
 * 	VLAN offloading of tagging, stripping and filtering is not
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   169
 * 	supported, but driver will accommodate the extra 4-byte VLAN tag
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   170
 * 	for processing by upper layers.  Tx/Rx Checksum offloading is not
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   171
 * 	supported.  Tx Scatter/Gather is not supported.  Jumbo Frames is
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   172
 * 	not supported (hardware limitation).
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   173
 *
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   174
 * 	MagicPacket(tm) WoL support is enabled/disabled via ethtool.
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   175
 *
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   176
 * 	Thanks to JC (jchapman@katalix.com) for helping with
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   177
 * 	testing/troubleshooting the development driver.
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   178
 *
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   179
 * 	TODO:
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   180
 * 	o several entry points race with dev->close
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   181
 * 	o check for tx-no-resources/stop Q races with tx clean/wake Q
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   182
 *
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   183
 *	FIXES:
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   184
 * 2005/12/02 - Michael O'Donnell <Michael.ODonnell at stratus dot com>
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   185
 *	- Stratus87247: protect MDI control register manipulations
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   186
 * 2009/06/01 - Andreas Mohr <andi at lisas dot de>
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   187
 *      - add clean lowlevel I/O emulation for cards with MII-lacking PHYs
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   188
 */
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   189
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   190
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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   191
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   192
#include <linux/hardirq.h>
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   193
#include <linux/interrupt.h>
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   194
#include <linux/module.h>
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   195
#include <linux/moduleparam.h>
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   196
#include <linux/kernel.h>
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   197
#include <linux/types.h>
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   198
#include <linux/sched.h>
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   199
#include <linux/slab.h>
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   200
#include <linux/delay.h>
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   201
#include <linux/init.h>
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   202
#include <linux/pci.h>
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   203
#include <linux/dma-mapping.h>
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   204
#include <linux/dmapool.h>
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   205
#include <linux/netdevice.h>
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   206
#include <linux/etherdevice.h>
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   207
#include <linux/mii.h>
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   208
#include <linux/if_vlan.h>
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   209
#include <linux/skbuff.h>
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   210
#include <linux/ethtool.h>
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   211
#include <linux/string.h>
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   212
#include <linux/firmware.h>
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   213
#include <linux/rtnetlink.h>
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   214
#include <asm/unaligned.h>
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   215
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   216
// EtherCAT includes
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   217
#include "../globals.h"
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   218
#include "ecdev.h"
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   219
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   220
#define DRV_NAME		"ec_e100"
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   221
#define DRV_EXT			"-NAPI"
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   222
#define DRV_VERSION		"3.5.24-k2"DRV_EXT
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   223
#define DRV_DESCRIPTION		"Intel(R) PRO/100 Network Driver"
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   224
#define DRV_COPYRIGHT		"Copyright(c) 1999-2006 Intel Corporation"
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   225
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   226
#define E100_WATCHDOG_PERIOD	(2 * HZ)
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   227
#define E100_NAPI_WEIGHT	16
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   228
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   229
#define FIRMWARE_D101M		"e100/d101m_ucode.bin"
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   230
#define FIRMWARE_D101S		"e100/d101s_ucode.bin"
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   231
#define FIRMWARE_D102E		"e100/d102e_ucode.bin"
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   232
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   233
MODULE_DESCRIPTION(DRV_DESCRIPTION);
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   234
MODULE_AUTHOR(DRV_COPYRIGHT);
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   235
MODULE_LICENSE("GPL");
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   236
MODULE_VERSION(DRV_VERSION);
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   237
MODULE_FIRMWARE(FIRMWARE_D101M);
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   238
MODULE_FIRMWARE(FIRMWARE_D101S);
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   239
MODULE_FIRMWARE(FIRMWARE_D102E);
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   240
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   241
MODULE_DESCRIPTION(DRV_DESCRIPTION);
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   242
MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
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   243
MODULE_LICENSE("GPL");
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   244
MODULE_VERSION(DRV_VERSION ", master " EC_MASTER_VERSION);
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   245
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   246
void e100_ec_poll(struct net_device *);
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   247
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   248
static int debug = 3;
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   249
static int eeprom_bad_csum_allow = 0;
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   250
static int use_io = 0;
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   251
module_param(debug, int, 0);
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   252
module_param(eeprom_bad_csum_allow, int, 0);
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   253
module_param(use_io, int, 0);
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   254
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
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   255
MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums");
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   256
MODULE_PARM_DESC(use_io, "Force use of i/o access mode");
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   257
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   258
#define INTEL_8255X_ETHERNET_DEVICE(device_id, ich) {\
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parents:
diff changeset
   259
	PCI_VENDOR_ID_INTEL, device_id, PCI_ANY_ID, PCI_ANY_ID, \
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   260
	PCI_CLASS_NETWORK_ETHERNET << 8, 0xFFFF00, ich }
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   261
static DEFINE_PCI_DEVICE_TABLE(e100_id_table) = {
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   262
	INTEL_8255X_ETHERNET_DEVICE(0x1029, 0),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   263
	INTEL_8255X_ETHERNET_DEVICE(0x1030, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	INTEL_8255X_ETHERNET_DEVICE(0x1031, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   266
	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   267
	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   268
	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   271
	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   272
	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   276
	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
2b9c78543663 Reverted default branch to stable-1.5.
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parents:
diff changeset
   277
	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
	{ 0, }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
// prevent from being loaded automatically
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
//MODULE_DEVICE_TABLE(pci, e100_id_table);
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 mac {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	mac_82557_D100_A  = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	mac_82557_D100_B  = 1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	mac_82557_D100_C  = 2,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	mac_82558_D101_A4 = 4,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	mac_82558_D101_B0 = 5,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
	mac_82559_D101M   = 8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	mac_82559_D101S   = 9,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	mac_82550_D102    = 12,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	mac_82550_D102_C  = 13,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	mac_82551_E       = 14,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	mac_82551_F       = 15,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	mac_82551_10      = 16,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	mac_unknown       = 0xFF,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
enum phy {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	phy_100a     = 0x000003E0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	phy_100c     = 0x035002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	phy_82555_tx = 0x015002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	phy_nsc_tx   = 0x5C002000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	phy_82562_et = 0x033002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	phy_82562_em = 0x032002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	phy_82562_ek = 0x031002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	phy_82562_eh = 0x017002A8,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	phy_82552_v  = 0xd061004d,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	phy_unknown  = 0xFFFFFFFF,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
/* CSR (Control/Status Registers) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
struct csr {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		u8 status;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		u8 stat_ack;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		u8 cmd_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		u8 cmd_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
		u32 gen_ptr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	} scb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	u32 port;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	u16 flash_ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	u8 eeprom_ctrl_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	u8 eeprom_ctrl_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	u32 mdi_ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	u32 rx_dma_count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
};
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
enum scb_status {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	rus_no_res       = 0x08,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	rus_ready        = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	rus_mask         = 0x3C,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
enum ru_state  {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	RU_SUSPENDED = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
	RU_RUNNING	 = 1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	RU_UNINITIALIZED = -1,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
enum scb_stat_ack {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	stat_ack_not_ours    = 0x00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	stat_ack_sw_gen      = 0x04,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	stat_ack_rnr         = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	stat_ack_cu_idle     = 0x20,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	stat_ack_frame_rx    = 0x40,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	stat_ack_cu_cmd_done = 0x80,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	stat_ack_not_present = 0xFF,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	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
   377
	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
   378
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
enum scb_cmd_hi {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	irq_mask_none = 0x00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	irq_mask_all  = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	irq_sw_gen    = 0x02,
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
enum scb_cmd_lo {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	cuc_nop        = 0x00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	ruc_start      = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	ruc_load_base  = 0x06,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	cuc_start      = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	cuc_resume     = 0x20,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	cuc_dump_addr  = 0x40,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	cuc_dump_stats = 0x50,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	cuc_load_base  = 0x60,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	cuc_dump_reset = 0x70,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
enum cuc_dump {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
	cuc_dump_complete       = 0x0000A005,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
	cuc_dump_reset_complete = 0x0000A007,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
enum port {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	software_reset  = 0x0000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	selftest        = 0x0001,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	selective_reset = 0x0002,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
};
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
enum eeprom_ctrl_lo {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
	eesk = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	eecs = 0x02,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	eedi = 0x04,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	eedo = 0x08,
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
enum mdi_ctrl {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	mdi_write = 0x04000000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	mdi_read  = 0x08000000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	mdi_ready = 0x10000000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
enum eeprom_op {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	op_write = 0x05,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	op_read  = 0x06,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	op_ewds  = 0x10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	op_ewen  = 0x13,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
enum eeprom_offsets {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	eeprom_cnfg_mdix  = 0x03,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	eeprom_phy_iface  = 0x06,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	eeprom_id         = 0x0A,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	eeprom_config_asf = 0x0D,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	eeprom_smbus_addr = 0x90,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
enum eeprom_cnfg_mdix {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	eeprom_mdix_enabled = 0x0080,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
enum eeprom_phy_iface {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	NoSuchPhy = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	I82553AB,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	I82553C,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	I82503,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	DP83840,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	S80C240,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	S80C24,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	I82555,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	DP83840A = 10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
enum eeprom_id {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
	eeprom_id_wol = 0x0020,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
enum eeprom_config_asf {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	eeprom_asf = 0x8000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
	eeprom_gcl = 0x4000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
enum cb_status {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
	cb_complete = 0x8000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	cb_ok       = 0x2000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
 * cb_command - Command Block flags
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
 * @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
   470
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
enum cb_command {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	cb_nop    = 0x0000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	cb_iaaddr = 0x0001,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	cb_config = 0x0002,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	cb_multi  = 0x0003,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	cb_tx     = 0x0004,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	cb_ucode  = 0x0005,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
	cb_dump   = 0x0006,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	cb_tx_sf  = 0x0008,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	cb_tx_nc  = 0x0010,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
	cb_cid    = 0x1f00,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
	cb_i      = 0x2000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
	cb_s      = 0x4000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	cb_el     = 0x8000,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
struct rfd {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	__le16 status;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
	__le16 command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	__le32 link;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
	__le32 rbd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	__le16 actual_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
	__le16 size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
struct rx {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	struct rx *next, *prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	struct sk_buff *skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
	dma_addr_t dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
#if defined(__BIG_ENDIAN_BITFIELD)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
#define X(a,b)	b,a
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
#else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
#define X(a,b)	a,b
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
struct config {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
/*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
   509
/*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
   510
/*2*/	u8 adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
	   term_write_cache_line:1), pad3:4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
/*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
   514
/*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
   515
/*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
   516
	   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
   517
	   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
   518
/*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
   519
	   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
   520
	   tx_dynamic_tbd:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/*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
   522
/*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
   523
	   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
   524
/*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
   525
	   loopback:2);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
/*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
   527
/*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
   528
/*13*/	u8 ip_addr_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
/*14*/	u8 ip_addr_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	   pad15_2:1), crs_or_cdt:1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
/*16*/	u8 fc_delay_lo;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
/*17*/	u8 fc_delay_hi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	   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
   537
/*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
   538
	   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
   539
	   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
   540
/*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
   541
/*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
   542
/*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
   543
	u8 pad_d102[9];
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
#define E100_MAX_MULTICAST_ADDRS	64
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
struct multi {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	__le16 count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	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
   550
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
/* Important: keep total struct u32-aligned */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
#define UCODE_SIZE			134
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
struct cb {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	__le16 status;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	__le16 command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	__le32 link;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
	union {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
		u8 iaaddr[ETH_ALEN];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
		__le32 ucode[UCODE_SIZE];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
		struct config config;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
		struct multi multi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
		struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
			u32 tbd_array;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
			u16 tcb_byte_count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
			u8 threshold;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
			u8 tbd_count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
			struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
				__le32 buf_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
				__le16 size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
				u16 eol;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
			} tbd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
		} tcb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
		__le32 dump_buffer_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	} u;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	struct cb *next, *prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	dma_addr_t dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	struct sk_buff *skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
enum loopback {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	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
   583
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
struct stats {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	__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
   587
		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
   588
		tx_multiple_collisions, tx_total_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	__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
   590
		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
   591
		rx_short_frame_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	__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
   593
	__le16 xmt_tco_frames, rcv_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	__le32 complete;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
struct mem {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	struct {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
		u32 signature;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
		u32 result;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	} selftest;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	struct stats stats;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	u8 dump_buf[596];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
struct param_range {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	u32 min;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	u32 max;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	u32 count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
struct params {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	struct param_range rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	struct param_range cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
struct nic {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	/* 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
   619
	u32 msg_enable				____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	struct net_device *netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	struct pci_dev *pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	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
   623
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	struct rx *rxs				____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	struct rx *rx_to_use;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	struct rx *rx_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	struct rfd blank_rfd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	enum ru_state ru_running;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	spinlock_t cb_lock			____cacheline_aligned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	spinlock_t cmd_lock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	struct csr __iomem *csr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	enum scb_cmd_lo cuc_cmd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	unsigned int cbs_avail;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	struct napi_struct napi;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	struct cb *cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	struct cb *cb_to_use;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	struct cb *cb_to_send;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	struct cb *cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	__le16 tx_command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
	/* 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
   642
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	enum {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		ich                = (1 << 0),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
		promiscuous        = (1 << 1),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
		multicast_all      = (1 << 2),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
		wol_magic          = (1 << 3),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
		ich_10h_workaround = (1 << 4),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	} flags					____cacheline_aligned;
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
	enum mac mac;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	enum phy phy;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	struct params params;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	struct timer_list watchdog;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	struct mii_if_info mii;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	struct work_struct tx_timeout_task;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	enum loopback loopback;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	struct mem *mem;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	dma_addr_t dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	struct pci_pool *cbs_pool;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	dma_addr_t cbs_dma_addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	u8 adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	u8 tx_threshold;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	u32 tx_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
	u32 tx_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	u32 tx_deferred;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	u32 tx_single_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	u32 tx_multiple_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	u32 tx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	u32 tx_tco_frames;
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
	u32 rx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	u32 rx_fc_unsupported;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	u32 rx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	u32 rx_short_frame_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	u32 rx_over_length_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	u16 eeprom_wc;
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
	__le16 eeprom[256];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	spinlock_t mdio_lock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
	const struct firmware *fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	ec_device_t *ecdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	unsigned long ec_watchdog_jiffies;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
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
   691
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	/* Flush previous PCI writes through intermediate bridges
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	 * by doing a benign read */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	(void)ioread8(&nic->csr->scb.status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
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
   698
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	unsigned long flags;
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->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		return;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	spin_lock_irqsave(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	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
   706
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
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
   711
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	unsigned long flags = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
		spin_lock_irqsave(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	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
   717
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
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
   723
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	/* 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
   725
	 * device off of PCI bus */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
	iowrite32(selective_reset, &nic->csr->port);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	e100_write_flush(nic); udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	/* Now fully reset device */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
	iowrite32(software_reset, &nic->csr->port);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	e100_write_flush(nic); udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	/* 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
   734
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
}
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
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
   738
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	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
   740
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	/* 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
   742
	 * 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
   743
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	nic->mem->selftest.signature = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	nic->mem->selftest.result = 0xFFFFFFFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	iowrite32(selftest | dma_addr, &nic->csr->port);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	/* 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
   750
	msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	/* Interrupts are enabled after self-test */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	/* Check results of self-test */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	if (nic->mem->selftest.result != 0) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		netif_err(nic, hw, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
			  "Self-test failed: result=0x%08X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
			  nic->mem->selftest.result);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		return -ETIMEDOUT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
	if (nic->mem->selftest.signature == 0) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		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
   764
		return -ETIMEDOUT;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
	return 0;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
	u32 cmd_addr_data[3];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
	u8 ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	int i, j;
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
	/* 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
   777
	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
   778
	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
   779
		le16_to_cpu(data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	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
   781
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
	/* 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
   783
	for (j = 0; j < 3; j++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
		/* Chip select */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
		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
   787
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
		for (i = 31; i >= 0; i--) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
				eecs | eedi : eecs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
			e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
			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
   796
			e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		/* Wait 10 msec for cmd to complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
		msleep(10);
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
		/* Chip deselect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
/* 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
   808
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
   809
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	u32 cmd_addr_data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	u16 data = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	u8 ctrl;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	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
   816
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
	/* Chip select */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	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
   819
	e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	/* Bit-bang to read word from eeprom */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	for (i = 31; i >= 0; i--) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		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
   824
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		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
   828
		e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
		/* 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
   831
		 * 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
   832
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
		if (!(ctrl & eedo) && i > 16) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
			*addr_len -= (i - 16);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
			i = 17;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
		}
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
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	/* Chip deselect */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	e100_write_flush(nic); udelay(4);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
	return cpu_to_le16(data);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
/* 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
   849
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
   850
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	u16 addr, addr_len = 8, checksum = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	/* 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
   854
	e100_eeprom_read(nic, &addr_len, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
	nic->eeprom_wc = 1 << addr_len;
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
	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
   858
		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
   859
		if (addr < nic->eeprom_wc - 1)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
			checksum += le16_to_cpu(nic->eeprom[addr]);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	/* 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
   864
	 * the sum of words should be 0xBABA */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
	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
   866
		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
   867
		if (!eeprom_bad_csum_allow)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
			return -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	}
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
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
/* 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
   875
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
   876
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	u16 addr, addr_len = 8, checksum = 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
	/* 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
   880
	e100_eeprom_read(nic, &addr_len, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	nic->eeprom_wc = 1 << addr_len;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
	if (start + count >= nic->eeprom_wc)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		return -EINVAL;
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
	for (addr = start; addr < start + count; addr++)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
		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
   888
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	/* 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
   890
	 * the sum of words should be 0xBABA */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	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
   892
		checksum += le16_to_cpu(nic->eeprom[addr]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	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
   894
	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
   895
		nic->eeprom[nic->eeprom_wc - 1]);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
#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
   901
#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
   902
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
   903
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
	unsigned long flags = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	unsigned int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		spin_lock_irqsave(&nic->cmd_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
	/* Previous command is accepted when SCB clears */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
	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
   913
		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
   914
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		cpu_relax();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
		if (unlikely(i > E100_WAIT_SCB_FAST))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
			udelay(5);
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
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		err = -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
		goto err_unlock;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	}
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
	if (unlikely(cmd != cuc_resume))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
		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
   926
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
err_unlock:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
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
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
}
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
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
   936
	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
   937
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	struct cb *cb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	unsigned long flags = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
		spin_lock_irqsave(&nic->cb_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	if (unlikely(!nic->cbs_avail)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
		err = -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
		goto err_unlock;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	cb = nic->cb_to_use;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	nic->cb_to_use = cb->next;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	nic->cbs_avail--;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	cb->skb = skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	if (unlikely(!nic->cbs_avail))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
		err = -ENOSPC;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	cb_prepare(nic, cb, skb);
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
	/* 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
   961
	 * 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
   962
	cb->command |= cpu_to_le16(cb_s);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	wmb();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	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
   965
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	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
   967
		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
   968
			nic->cb_to_send->dma_addr))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
			/* 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
   970
			 * 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
   971
			 * because the controller is too busy, so
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
			 * 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
   973
			 * when another command is scheduled. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
			if (err == -ENOSPC) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
				//request a reset
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
				schedule_work(&nic->tx_timeout_task);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
			nic->cuc_cmd = cuc_resume;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
			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
   982
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
err_unlock:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
		spin_unlock_irqrestore(&nic->cb_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
}
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
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
   993
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	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
   996
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
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
   999
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	struct nic *nic = netdev_priv(netdev);
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
	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
  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
/* 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
  1006
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
  1007
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	u32 data_out = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	unsigned int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	unsigned long flags = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	 * 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
  1015
	 * 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
  1016
	 * 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
  1017
	 * procedure it should be done under lock.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
		spin_lock_irqsave(&nic->mdio_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	for (i = 100; i; --i) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
		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
  1023
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	if (unlikely(!i)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
		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
  1028
		if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
			spin_unlock_irqrestore(&nic->mdio_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		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
  1031
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	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
  1033
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	for (i = 0; i < 100; i++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
		udelay(20);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		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
  1037
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
	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
  1042
		     "%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
  1043
		     dir == mdi_read ? "READ" : "WRITE",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
		     addr, reg, data, data_out);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	return (u16)data_out;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
/* 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
  1049
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
  1050
				 u32 addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
				 u32 dir,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
				 u32 reg,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
				 u16 data)
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
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
			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
  1058
							MII_ADVERTISE);
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
			 * 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
  1062
			 * autoneg to 100Mbps even when advertised.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
			 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
			if (advert & ADVERTISE_100FULL)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
			else if (advert & ADVERTISE_100HALF)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
				data |= BMCR_SPEED100;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	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
  1071
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
/* 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
  1074
 * MII-compliant PHYs.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
 * 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
  1076
 * 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
  1077
 * or split it, whichever is cleaner.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
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
  1080
				      u32 addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
				      u32 dir,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
				      u32 reg,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
				      u16 data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	/* 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
  1086
	 * 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
  1087
	 * 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
  1088
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	if (dir == mdi_read) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
		switch (reg) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
		case MII_BMCR:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
			/* Auto-negotiation, right? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
			return  BMCR_ANENABLE |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
				BMCR_FULLDPLX;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
		case MII_BMSR:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
				BMSR_ANEGCAPABLE |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
				BMSR_10FULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
		case MII_ADVERTISE:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
			/* 80c24 is a "combo card" PHY, right? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
			return	ADVERTISE_10HALF |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
				ADVERTISE_10FULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
			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
  1105
				     "%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
  1106
				     dir == mdi_read ? "READ" : "WRITE",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
				     addr, reg, data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
			return 0xFFFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
		switch (reg) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
			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
  1114
				     "%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
  1115
				     dir == mdi_read ? "READ" : "WRITE",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
				     addr, reg, data);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
			return 0xFFFF;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
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
  1122
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	/* 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
  1124
	   are using MII software emulation.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	*/
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	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
  1127
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
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
  1130
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	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
  1132
	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
  1133
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	/* 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
  1135
	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
  1136
	if (nic->mac == mac_unknown)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
		nic->mac = mac_82557_D100_A;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	nic->params.rfds = rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	nic->params.cbs = cbs;
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
	/* 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
  1143
	nic->tx_threshold = 0xE0;
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
	/* 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
  1146
	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
  1147
		((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
  1148
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	/* Template for a freshly allocated RFD */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
	nic->blank_rfd.command = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	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
  1152
	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
  1153
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
	/* MII setup */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
	nic->mii.phy_id_mask = 0x1F;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
	nic->mii.reg_num_mask = 0x1F;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	nic->mii.dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	nic->mii.mdio_read = mdio_read;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	nic->mii.mdio_write = mdio_write;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
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
  1163
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	struct config *config = &cb->u.config;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
	u8 *c = (u8 *)config;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	struct net_device *netdev = nic->netdev;
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
	cb->command = cpu_to_le16(cb_config);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	memset(config, 0, sizeof(struct config));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	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
  1173
	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
  1174
	config->direct_rx_dma = 0x1;		/* reserved */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	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
  1176
	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
  1177
	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
  1178
	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
  1179
	if (e100_phy_supports_mii(nic))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
		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
  1181
	config->pad10 = 0x6;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	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
  1183
	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
  1184
	config->ifs = 0x6;			/* x16 = inter frame spacing */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	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
  1186
	config->pad15_1 = 0x1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	config->pad15_2 = 0x1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	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
  1189
	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
  1190
	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
  1191
	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
  1192
	config->pad18 = 0x1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	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
  1194
	config->pad20_1 = 0x1F;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
	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
  1196
	config->pad21_1 = 0x5;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	config->adaptive_ifs = nic->adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
	config->loopback = nic->loopback;
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
	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
  1202
		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
  1203
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
	if (nic->flags & promiscuous || nic->loopback) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
		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
  1206
		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
  1207
		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
  1208
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	if (unlikely(netdev->features & NETIF_F_RXFCS))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
		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
  1212
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	if (nic->flags & multicast_all)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
		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
  1215
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
	/* disable WoL when up */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	if (nic->ecdev || 
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
			(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
  1219
		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
  1220
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
	if (nic->mac >= mac_82558_D101_A4) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
		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
  1223
		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
  1224
		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
  1225
		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
  1226
		if (nic->mac >= mac_82559_D101M) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
			config->tno_intr = 0x1;		/* TCO stats enable */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
			/* Enable TCO in extended config */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
			if (nic->mac >= mac_82551_10) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
				config->byte_count = 0x20; /* extended bytes */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
				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
  1232
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
			config->standard_stat_counter = 0x0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
	if (netdev->features & NETIF_F_RXALL) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
		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
  1240
		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
  1241
		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
  1242
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	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
  1245
		     "[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
  1246
		     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
  1247
	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
  1248
		     "[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
  1249
		     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
  1250
	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
  1251
		     "[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
  1252
		     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
  1253
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
/*************************************************************************
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
*  CPUSaver parameters
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
*  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
  1259
*  "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
  1260
*  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
  1261
*  driver can change the algorithm.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
*  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
  1264
*    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
  1265
*    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
  1266
*    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
  1267
*    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
  1268
*    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
  1269
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
*  BUNDLEMAX -
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
*    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
  1272
*    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
  1273
*    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
  1274
*    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
  1275
*    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
  1276
*    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
  1277
*    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
  1278
*    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
  1279
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
*  BUNDLESMALL -
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
*    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
  1282
*    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
  1283
*    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
  1284
*    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
  1285
*    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
  1286
*    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
  1287
*    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
  1288
*    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
  1289
*    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
  1290
*    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
  1291
*    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
  1292
*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
*    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
  1294
*    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
  1295
*    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
  1296
*    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
  1297
*    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
  1298
*    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
  1299
*    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
  1300
*    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
  1301
*    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
  1302
*************************************************************************/
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
/* 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
  1305
 * 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
  1306
 * BUNDLESMALL 0
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
 * BUNDLEMAX 1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
 * INTDELAY 1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
#define BUNDLESMALL 1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
#define BUNDLEMAX (u16)6
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
#define INTDELAY (u16)1536 /* 0x600 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
/* Initialize firmware */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
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
  1316
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
	const char *fw_name;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	const struct firmware *fw = nic->fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	u8 timer, bundle, min_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	bool required = false;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	/* 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
  1324
	if (nic->flags & ich)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
		return NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
	/* 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
  1328
	 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	 * Based on comments in the source code for the FreeBSD fxp
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	 * driver, the FIRMWARE_D102E ucode includes both CPUSaver and
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	 *    "fixes for bugs in the B-step hardware (specifically, bugs
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	 *     with Inline Receive)."
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	 * So we must fail if it cannot be loaded.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
	 * The other microcode files are only required for the optional
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	 * CPUSaver feature.  Nice to have, but no reason to fail.
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
	if (nic->mac == mac_82559_D101M) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
		fw_name = FIRMWARE_D101M;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
	} else if (nic->mac == mac_82559_D101S) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
		fw_name = FIRMWARE_D101S;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	} 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
  1345
		fw_name = FIRMWARE_D102E;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
		required = true;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	} else { /* No ucode on other devices */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
		return NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
	/* 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
  1352
	 * 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
  1353
	 * 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
  1354
	 * request_firmware() cannot be used.
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
	if (!fw)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
		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
  1358
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	if (err) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
		if (required) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
			netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
				  "Failed to load firmware \"%s\": %d\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
				  fw_name, err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
			return ERR_PTR(err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
			netif_info(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
				   "CPUSaver disabled. Needs \"%s\": %d\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
				   fw_name, err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
			return NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
		}
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	/* 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
  1374
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	if (fw->size != UCODE_SIZE * 4 + 3) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
			  "Firmware \"%s\" has wrong size %zu\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
			  fw_name, fw->size);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
		release_firmware(fw);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		return ERR_PTR(-EINVAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
	/* 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
  1384
	timer = fw->data[UCODE_SIZE * 4];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	bundle = fw->data[UCODE_SIZE * 4 + 1];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	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
  1387
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	    min_size >= UCODE_SIZE) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
			  "\"%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
  1392
			  fw_name, timer, bundle, min_size);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
		release_firmware(fw);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
		return ERR_PTR(-EINVAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
	}
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
	/* 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
  1398
	 * to it in the nic */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
	nic->fw = fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	return fw;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
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
  1404
			     struct sk_buff *skb)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	const struct firmware *fw = (void *)skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
	u8 timer, bundle, min_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	/* 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
  1410
	   will pass it through to here... */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	cb->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	/* firmware is stored as little endian already */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	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
  1415
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
	/* 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
  1417
	timer = fw->data[UCODE_SIZE * 4];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	bundle = fw->data[UCODE_SIZE * 4 + 1];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	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
  1420
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
	/* 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
  1422
	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
  1423
	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
  1424
	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
  1425
	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
  1426
	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
  1427
	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
  1428
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	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
  1430
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
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
  1433
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
	const struct firmware *fw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
	int err = 0, counter = 50;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
	struct cb *cb = nic->cb_to_clean;
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
	fw = e100_request_firmware(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	/* 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
  1440
	if (!fw || IS_ERR(fw))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
		return PTR_ERR(fw);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
	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
  1444
		netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
			  "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
  1446
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
	/* must restart cuc */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
	nic->cuc_cmd = cuc_start;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	/* wait for completion */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	udelay(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	/* wait for possibly (ouch) 500ms */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
	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
  1456
		msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
		if (!--counter) break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
	/* 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
  1461
	iowrite8(~0, &nic->csr->scb.stat_ack);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
	/* 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
  1464
	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
  1465
		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
  1466
		err = -EPERM;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
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
  1473
	struct sk_buff *skb)
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
	cb->command = cpu_to_le16(cb_iaaddr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	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
  1477
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
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
  1480
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
	cb->command = cpu_to_le16(cb_dump);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
	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
  1483
		offsetof(struct mem, dump_buf));
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
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
  1487
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
	u8 phy_type;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	int without_mii;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
	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
  1492
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	switch (phy_type) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	case I82503: /* Non-MII PHY; UNTESTED! */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	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
  1497
		/* 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
  1498
		 * 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
  1499
		 * 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
  1500
		 * 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
  1501
		 * 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
  1502
		 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		netif_info(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
			   "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
  1505
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
		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
  1507
		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
  1508
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		/* 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
  1510
		 * nic->flags |= ich;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		 * nic->flags |= ich_10h_workaround; */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		without_mii = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
	default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		without_mii = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	return without_mii;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
#define NCONFIG_AUTO_SWITCH	0x0080
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
#define MII_NSC_CONG		MII_RESV1
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
#define NSC_CONG_ENABLE		0x0100
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
#define NSC_CONG_TXREADY	0x0400
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
#define ADVERTISE_FC_SUPPORTED	0x0400
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
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
  1528
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
	struct net_device *netdev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	u32 addr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	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
  1532
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
	/* 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
  1534
	for (addr = 0; addr < 32; addr++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
		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
  1536
		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
  1537
		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
  1538
		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
  1539
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
	if (addr == 32) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
		/* 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
  1544
		 * 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
  1545
		 * 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
  1546
		 * 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
  1547
		if (e100_phy_check_without_mii(nic))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
			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
  1549
		else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
			/* for unknown cases log a fatal error */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
			netif_err(nic, hw, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
				  "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
  1553
			return -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
	} else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
		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
  1557
			     "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
  1558
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	/* Get phy ID */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
	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
  1561
	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
  1562
	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
  1563
	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
  1564
		     "phy ID = 0x%08X\n", nic->phy);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	/* Select the phy and isolate the rest */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	for (addr = 0; addr < 32; addr++) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		if (addr != nic->mii.phy_id) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
			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
  1570
		} else if (nic->phy != phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
			bmcr = mdio_read(netdev, addr, MII_BMCR);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
			mdio_write(netdev, addr, MII_BMCR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
				bmcr & ~BMCR_ISOLATE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
	}
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
	 * Workaround for 82552:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
	 * 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
  1579
	 * 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
  1580
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	if (nic->phy == phy_82552_v)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
		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
  1583
			bmcr & ~BMCR_ISOLATE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	/* Handle National tx phys */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
	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
  1588
		/* Disable congestion control */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
		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
  1590
		cong |= NSC_CONG_TXREADY;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
		cong &= ~NSC_CONG_ENABLE;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
		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
  1593
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
	if (nic->phy == phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
		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
  1597
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
		/* assign special tweaked mdio_ctrl() function */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
		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
  1600
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
		/* 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
  1602
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
		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
  1604
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		/* 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
  1606
		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
  1607
		bmcr |= BMCR_RESET;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
		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
  1609
	} 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
  1610
	   (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
  1611
		!(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
  1612
		/* enable/disable MDI/MDI-X auto-switching. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		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
  1614
				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
  1615
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
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
  1621
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
	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
  1627
	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
  1628
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
	if ((err = e100_phy_init(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
	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
  1633
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
	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
  1635
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
	if ((err = e100_load_ucode_wait(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
	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
  1639
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	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
  1641
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	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
  1643
		nic->dma_addr + offsetof(struct mem, stats))))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	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
  1646
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
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
  1654
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
	struct net_device *netdev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
	struct netdev_hw_addr *ha;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
	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
  1658
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	cb->command = cpu_to_le16(cb_multi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
	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
  1661
	i = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
	netdev_for_each_mc_addr(ha, netdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
		if (i == count)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
		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
  1666
			ETH_ALEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
	}
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
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
  1671
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
	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
  1675
		     "mc_count=%d, flags=0x%04X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
		     netdev_mc_count(netdev), netdev->flags);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
	if (netdev->flags & IFF_PROMISC)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
		nic->flags |= promiscuous;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
		nic->flags &= ~promiscuous;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	if (netdev->flags & IFF_ALLMULTI ||
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
		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
  1685
		nic->flags |= multicast_all;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
		nic->flags &= ~multicast_all;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
	e100_exec_cb(nic, NULL, e100_multi);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
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
  1694
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	struct net_device *dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	struct net_device_stats *ns = &dev->stats;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
	struct stats *s = &nic->mem->stats;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	__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
  1699
		(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
  1700
		&s->complete;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
	/* 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
  1703
	 * 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
  1704
	 * previous command. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
	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
  1707
		*complete = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
		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
  1709
		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
  1710
		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
  1711
		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
  1712
		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
  1713
		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
  1714
		ns->collisions += nic->tx_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
		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
  1716
			le32_to_cpu(s->tx_lost_crs);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
		nic->rx_short_frame_errors +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
			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
  1719
		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
  1720
			nic->rx_over_length_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
		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
  1722
		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
  1723
		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
  1724
		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
  1725
		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
  1726
		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
  1727
			le32_to_cpu(s->rx_alignment_errors) +
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
			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
  1729
			le32_to_cpu(s->rx_cdt_errors);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		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
  1731
		nic->tx_single_collisions +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
			le32_to_cpu(s->tx_single_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
		nic->tx_multiple_collisions +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
			le32_to_cpu(s->tx_multiple_collisions);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
		if (nic->mac >= mac_82558_D101_A4) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
			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
  1737
			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
  1738
			nic->rx_fc_unsupported +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
				le32_to_cpu(s->fc_rcv_unsupported);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
			if (nic->mac >= mac_82559_D101M) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
				nic->tx_tco_frames +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
					le16_to_cpu(s->xmt_tco_frames);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
				nic->rx_tco_frames +=
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
					le16_to_cpu(s->rcv_tco_frames);
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
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	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
  1751
		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
  1752
			     "exec cuc_dump_reset failed\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
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
  1756
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
	/* 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
  1758
	 * 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
  1759
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	if (duplex == DUPLEX_HALF) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		u32 prev = nic->adaptive_ifs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		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
  1763
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
		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
  1765
		   (nic->tx_frames > min_frames)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
			if (nic->adaptive_ifs < 60)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
				nic->adaptive_ifs += 5;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
		} else if (nic->tx_frames < min_frames) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
			if (nic->adaptive_ifs >= 5)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
				nic->adaptive_ifs -= 5;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
		if (nic->adaptive_ifs != prev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
			e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
static void e100_watchdog(unsigned long data)
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
	struct nic *nic = (struct nic *)data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	struct ethtool_cmd cmd = { .cmd = ETHTOOL_GSET };
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	u32 speed;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	if (nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
		ecdev_set_link(nic->ecdev, mii_link_ok(&nic->mii) ? 1 : 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
		return;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	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
  1789
		     "right now = %ld\n", jiffies);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
	/* mii library handles link maintenance tasks */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
	mii_ethtool_gset(&nic->mii, &cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
	speed = ethtool_cmd_speed(&cmd);
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
	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
  1797
		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
  1798
			    speed == SPEED_100 ? 100 : 10,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
			    cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	} 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
  1801
		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
  1802
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	mii_check_link(&nic->mii);
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
	/* 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
  1807
	 * allocation failure.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	 * 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
  1809
	 * 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
  1810
	 * 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
  1811
	spin_lock_irq(&nic->cmd_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	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
  1813
	e100_write_flush(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	spin_unlock_irq(&nic->cmd_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	e100_update_stats(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	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
  1818
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
	if (nic->mac <= mac_82557_D100_C)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
		/* 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
  1821
		e100_set_multicast_list(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	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
  1824
		/* 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
  1825
		nic->flags |= ich_10h_workaround;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		nic->flags &= ~ich_10h_workaround;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	mod_timer(&nic->watchdog,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
}
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
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
  1834
	struct sk_buff *skb)
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
	cb->command = nic->tx_command;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	/*
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	 * 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
  1840
	 * testing, ie sending frames with bad CRC.
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
	if (unlikely(skb->no_fcs))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
		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
  1844
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
		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
  1846
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
	/* interrupt every 16 packets regardless of delay */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	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
  1849
		cb->command |= cpu_to_le16(cb_i);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	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
  1851
	cb->u.tcb.tcb_byte_count = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
	cb->u.tcb.threshold = nic->tx_threshold;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
	cb->u.tcb.tbd_count = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
	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
  1855
		skb->data, skb->len, PCI_DMA_TODEVICE));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
	/* check for mapping failure? */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
	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
  1858
	skb_tx_timestamp(skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
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
  1862
				   struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
	int err;
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
	if (nic->flags & ich_10h_workaround) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
		/* 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
  1869
		   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
  1870
		   issuing the Tx command. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
		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
  1872
			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
  1873
				     "exec cuc_nop failed\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
		udelay(1);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
	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
  1878
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
	switch (err) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	case -ENOSPC:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		/* 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
  1882
		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
  1883
			     "No space for CB\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
		if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
			netif_stop_queue(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	case -ENOMEM:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
		/* This is a hard error - log it. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
		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
  1890
			     "Out of Tx resources, returning skb\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
		if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
			netif_stop_queue(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		return NETDEV_TX_BUSY;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
	}
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
	return NETDEV_TX_OK;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
}
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
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
  1900
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
	struct net_device *dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	struct cb *cb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
	int tx_cleaned = 0;
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
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		spin_lock(&nic->cb_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	/* Clean CBs marked complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
	for (cb = nic->cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
	    cb->status & cpu_to_le16(cb_complete);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
	    cb = nic->cb_to_clean = cb->next) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
		rmb(); /* read skb after status */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
		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
  1914
			     "cb[%d]->status = 0x%04X\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
			     (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
  1916
			     cb->status);
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
		if (likely(cb->skb != NULL)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
			dev->stats.tx_packets++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
			dev->stats.tx_bytes += cb->skb->len;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
			pci_unmap_single(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
				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
  1924
				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
  1925
				PCI_DMA_TODEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
			if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
				dev_kfree_skb_any(cb->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
			cb->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
			tx_cleaned = 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
		cb->status = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
		nic->cbs_avail++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
		spin_unlock(&nic->cb_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		/* 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
  1939
		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
  1940
			netif_wake_queue(nic->netdev);
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
	return tx_cleaned;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
}
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
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
  1947
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	if (nic->cbs) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		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
  1950
			struct cb *cb = nic->cb_to_clean;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
			if (cb->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
				pci_unmap_single(nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
					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
  1954
					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
  1955
					PCI_DMA_TODEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
				if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
					dev_kfree_skb(cb->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
			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
  1960
			nic->cbs_avail++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
		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
  1963
		nic->cbs = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		nic->cbs_avail = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
	nic->cuc_cmd = cuc_start;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
	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
  1968
		nic->cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
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
  1972
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
	struct cb *cb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
	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
  1975
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
	nic->cuc_cmd = cuc_start;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
	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
  1978
	nic->cbs_avail = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	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
  1981
				  &nic->cbs_dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	if (!nic->cbs)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	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
  1985
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	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
  1987
		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
  1988
		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
  1989
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		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
  1991
		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
  1992
			((i+1) % count) * sizeof(struct cb));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	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
  1996
	nic->cbs_avail = count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
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
  2002
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	if (!nic->rxs) return;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	if (RU_SUSPENDED != nic->ru_running) return;
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
	/* handle init time starts */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
	if (!rx) rx = nic->rxs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	/* (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
  2010
	if (rx->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
		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
  2012
		nic->ru_running = RU_RUNNING;
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
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
#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
  2017
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
  2018
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
	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
  2020
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
	/* Init, and map the RFD. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
	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
  2024
	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
  2025
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
	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
  2028
		dev_kfree_skb_any(rx->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		rx->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
		rx->dma_addr = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	/* 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
  2035
	 * 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
  2036
	 * 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
  2037
	if (rx->prev->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
		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
  2039
		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
  2040
		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
  2041
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
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
  2048
	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
  2049
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	struct net_device *dev = nic->netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	struct sk_buff *skb = rx->skb;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	struct rfd *rfd = (struct rfd *)skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	u16 rfd_status, actual_size;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	u16 fcs_pad = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
	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
  2057
		return -EAGAIN;
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
	/* 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
  2060
	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
  2061
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	rfd_status = le16_to_cpu(rfd->status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	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
  2065
		     "status=0x%04X\n", rfd_status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
	rmb(); /* read size after status bit */
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
	/* 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
  2069
	if (unlikely(!(rfd_status & cb_complete))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
		/* 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
  2071
		 * 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
  2072
		 * we had interrupts off.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		 * 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
  2074
		 * interrupts */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
		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
  2076
		    (RU_RUNNING == nic->ru_running))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
			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
  2079
				nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		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
  2081
					       sizeof(struct rfd),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
					       PCI_DMA_FROMDEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		return -ENODATA;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
	/* Get actual data size */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
	if (unlikely(dev->features & NETIF_F_RXFCS))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
		fcs_pad = 4;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	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
  2090
	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
  2091
		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
  2092
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	/* Get data */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	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
  2095
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	/* 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
  2098
	 * 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
  2099
	 * we had interrupts off.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	 * 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
  2101
	 * 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
  2102
	 * the el bit set. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	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
  2104
	    (RU_RUNNING == nic->ru_running)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	    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
  2107
		nic->ru_running = RU_SUSPENDED;
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 (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
		/* 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
  2112
		skb_reserve(skb, sizeof(struct rfd));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
		skb_put(skb, actual_size);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
		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
  2115
	}
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
	/* 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
  2118
	 * checking for errors.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
	 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
	if (unlikely(dev->features & NETIF_F_RXALL)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
		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
  2122
			/* Received oversized frame, but keep it. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
			nic->rx_over_length_errors++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		goto process_skb;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	if (unlikely(!(rfd_status & cb_ok))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
		if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
			/* Don't indicate if hardware indicates errors */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
			dev_kfree_skb_any(skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	} 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
  2133
		/* Don't indicate oversized frames */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
		nic->rx_over_length_errors++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
			dev_kfree_skb_any(skb);
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
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
process_skb:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
		dev->stats.rx_packets++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
		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
  2142
		if (nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
			ecdev_receive(nic->ecdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
					skb->data + sizeof(struct rfd), actual_size - fcs_pad);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
			// No need to detect link status as
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
			// long as frames are received: Reset watchdog.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
			if (ecdev_get_link(nic->ecdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
				nic->ec_watchdog_jiffies = jiffies;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
			netif_receive_skb(skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
		if (work_done)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
			(*work_done)++;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
	if (nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
		// make receive frame descriptior usable again
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
		memcpy(skb->data, &nic->blank_rfd, sizeof(struct rfd));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
		rx->dma_addr = pci_map_single(nic->pdev, skb->data,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
				RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
		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
  2164
			rx->dma_addr = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
		/* 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
  2168
		 * 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
  2169
		 * 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
  2170
		if (rx->prev->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
			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
  2172
			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
  2173
			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
  2174
					sizeof(struct rfd), PCI_DMA_TODEVICE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
		rx->skb = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	}
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
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
}
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
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
  2184
	unsigned int work_to_do)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	struct rx *rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	int restart_required = 0, err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	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
  2189
	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
  2190
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	/* Indicate newly arrived packets */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
	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
  2193
		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
  2194
		/* Hit quota or no more to clean */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
		if (-EAGAIN == err || -ENODATA == err)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	/* 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
  2201
	 * cleanup is complete.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	 * 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
  2203
	 * 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
  2204
	 * 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
  2205
	 * 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
  2206
	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
  2207
		restart_required = 1;
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
	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
  2210
	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
  2211
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
		/* Alloc new skbs to refill list */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
		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
  2215
			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
  2216
				break; /* Better luck next time (see watchdog) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	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
  2221
	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
  2222
		/* 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
  2223
		 * 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
  2224
		 * without worrying about hardware touching it.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
		 * 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
  2226
		 * buffer.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
		 * 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
  2228
		 * 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
  2229
		 * 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
  2230
		 * this buffer. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
		new_before_last_rfd =
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
			(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
  2233
		new_before_last_rfd->size = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
		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
  2235
		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
  2236
			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
  2237
			PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
		/* 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
  2240
		 * 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
  2241
		 * ordering on the hardware side of things. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
		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
  2243
		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
  2244
			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
  2245
			PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
		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
  2247
							+ ETH_FCS_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
		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
  2249
			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
  2250
			PCI_DMA_BIDIRECTIONAL);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	if (restart_required) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
		// ack the rnr?
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
		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
  2256
		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
  2257
		if (work_done)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
			(*work_done)++;
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
}
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
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
  2263
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	struct rx *rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	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
  2266
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	nic->ru_running = RU_UNINITIALIZED;
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
	if (nic->rxs) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
		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
  2271
			if (rx->skb) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
				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
  2273
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
				dev_kfree_skb(rx->skb);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		kfree(nic->rxs);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		nic->rxs = NULL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	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
  2282
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
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
  2285
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	struct rx *rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	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
  2288
	struct rfd *before_last;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	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
  2291
	nic->ru_running = RU_UNINITIALIZED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	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
  2294
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	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
  2297
		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
  2298
		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
  2299
		if (e100_rx_alloc_skb(nic, rx)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
			e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
			return -ENOMEM;
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
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
		/* 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
  2307
		 * 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
  2308
		 * worrying about hardware touching it.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
		 * 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
  2310
		 * 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
  2311
		 * 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
  2312
		 * 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
  2313
		rx = nic->rxs->prev->prev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
		before_last = (struct rfd *)rx->skb->data;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
		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
  2316
		before_last->size = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		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
  2318
				sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	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
  2322
	nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
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
  2328
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	struct net_device *netdev = dev_id;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	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
  2332
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
	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
  2334
		     "stat_ack = 0x%02X\n", stat_ack);
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
	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
  2337
	   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
  2338
		return IRQ_NONE;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	/* Ack interrupt(s) */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	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
  2342
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	/* 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
  2344
	if (stat_ack & stat_ack_rnr)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
		nic->ru_running = RU_SUSPENDED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	if (!nic->ecdev && likely(napi_schedule_prep(&nic->napi))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
		e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
		__napi_schedule(&nic->napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	return IRQ_HANDLED;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
void e100_ec_poll(struct net_device *netdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	e100_rx_clean(nic, NULL, 100);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	e100_tx_clean(nic);
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 (jiffies - nic->ec_watchdog_jiffies >= 2 * HZ) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
		e100_watchdog((unsigned long) nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
		nic->ec_watchdog_jiffies = jiffies;
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
}
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
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
  2370
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	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
  2372
	unsigned int work_done = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	e100_rx_clean(nic, &work_done, budget);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	e100_tx_clean(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	/* 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
  2378
	if (work_done < budget) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
		napi_complete(napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
		e100_enable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	return work_done;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
#ifdef CONFIG_NET_POLL_CONTROLLER
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
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
  2388
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	e100_disable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	e100_intr(nic->pdev->irq, netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	e100_tx_clean(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	e100_enable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
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
  2399
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	struct sockaddr *addr = p;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	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
  2404
		return -EADDRNOTAVAIL;
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
	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
  2407
	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
  2408
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	return 0;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
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
  2413
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	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
  2415
		return -EINVAL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
	netdev->mtu = new_mtu;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
static int e100_asf(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
	/* ASF can be enabled from eeprom */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
	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
  2424
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
static int e100_up(struct nic *nic)
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
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
	if ((err = e100_rx_alloc_list(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	if ((err = e100_alloc_cbs(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
		goto err_rx_clean_list;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	if ((err = e100_hw_init(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
		goto err_clean_cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	e100_set_multicast_list(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
	e100_start_receiver(nic, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
		mod_timer(&nic->watchdog, jiffies);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	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
  2445
		nic->netdev->name, nic->netdev)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
		goto err_no_irq;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
		netif_wake_queue(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		napi_enable(&nic->napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
		/* 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
  2451
		 * disable ints+schedule */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		e100_enable_irq(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
	return 0;
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
err_no_irq:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
		del_timer_sync(&nic->watchdog);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
err_clean_cbs:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
	e100_clean_cbs(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
err_rx_clean_list:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
	return err;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
static void e100_down(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
		/* wait here for poll to complete */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
		napi_disable(&nic->napi);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
		netif_stop_queue(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
	free_irq(nic->pdev->irq, nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
		del_timer_sync(&nic->watchdog);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
		netif_carrier_off(nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
	e100_clean_cbs(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	e100_rx_clean_list(nic);
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 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
  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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
	/* 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
  2488
	 * in interrupt context */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	schedule_work(&nic->tx_timeout_task);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
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
  2493
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	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
  2495
	struct net_device *netdev = nic->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
	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
  2498
		     "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
  2499
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	rtnl_lock();
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	if (netif_running(netdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
		e100_down(netdev_priv(netdev));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
		e100_up(netdev_priv(netdev));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	rtnl_unlock();
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
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
  2509
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
	struct sk_buff *skb;
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
	/* 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
  2514
	 * 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
  2515
	 * 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
  2516
	 * 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
  2517
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	if ((err = e100_rx_alloc_list(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
		return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	if ((err = e100_alloc_cbs(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
		goto err_clean_rx;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
	/* 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
  2524
	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
  2525
		loopback_mode = lb_mac;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	nic->loopback = loopback_mode;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	if ((err = e100_hw_init(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
		goto err_loopback_none;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
	if (loopback_mode == lb_phy)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		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
  2533
			BMCR_LOOPBACK);
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
	e100_start_receiver(nic, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
	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
  2538
		err = -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
		goto err_loopback_none;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	skb_put(skb, ETH_DATA_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
	memset(skb->data, 0xFF, ETH_DATA_LEN);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	e100_xmit_frame(skb, nic->netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	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
  2548
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
	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
  2551
	   skb->data, ETH_DATA_LEN))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
		err = -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
err_loopback_none:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
	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
  2556
	nic->loopback = lb_none;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
	e100_clean_cbs(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
err_clean_rx:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	e100_rx_clean_list(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
#define MII_LED_CONTROL	0x1B
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
#define E100_82552_LED_OVERRIDE 0x19
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
#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
  2567
#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
  2568
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
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
  2570
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	return mii_ethtool_gset(&nic->mii, cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
}
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
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
  2576
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
	int err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	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
  2581
	err = mii_ethtool_sset(&nic->mii, cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
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
  2588
	struct ethtool_drvinfo *info)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
	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
  2592
	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
  2593
	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
  2594
		sizeof(info->bus_info));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
}
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
#define E100_PHY_REGS 0x1C
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
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
  2599
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	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
  2602
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
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
  2605
	struct ethtool_regs *regs, void *p)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	u32 *buff = p;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
	int i;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	regs->version = (1 << 24) | nic->pdev->revision;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
	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
  2613
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
		ioread16(&nic->csr->scb.status);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	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
  2616
		buff[1 + E100_PHY_REGS - i] =
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
			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
  2618
	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
  2619
	e100_exec_cb(nic, NULL, e100_dump);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	msleep(10);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	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
  2622
		sizeof(nic->mem->dump_buf));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
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
  2626
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
	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
  2629
	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
  2630
}
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
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
  2633
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	struct nic *nic = netdev_priv(netdev);
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
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
	    !device_can_wakeup(&nic->pdev->dev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
		return -EOPNOTSUPP;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	if (wol->wolopts)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
		nic->flags |= wol_magic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
		nic->flags &= ~wol_magic;
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
	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
  2646
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	e100_exec_cb(nic, NULL, e100_configure);
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
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
}
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
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
  2653
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	return nic->msg_enable;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
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
  2659
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	nic->msg_enable = value;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
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
  2665
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
	return mii_nway_restart(&nic->mii);
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
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
  2671
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	return mii_link_ok(&nic->mii);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
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
  2677
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	return nic->eeprom_wc << 1;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
#define E100_EEPROM_MAGIC	0x1234
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
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
  2684
	struct ethtool_eeprom *eeprom, u8 *bytes)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	eeprom->magic = E100_EEPROM_MAGIC;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	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
  2690
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
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
  2695
	struct ethtool_eeprom *eeprom, u8 *bytes)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	if (eeprom->magic != E100_EEPROM_MAGIC)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
		return -EINVAL;
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
	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
  2703
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	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
  2705
		(eeprom->len >> 1) + 1);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
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
  2709
	struct ethtool_ringparam *ring)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
	struct param_range *rfds = &nic->params.rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
	struct param_range *cbs = &nic->params.cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	ring->rx_max_pending = rfds->max;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
	ring->tx_max_pending = cbs->max;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	ring->rx_pending = rfds->count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	ring->tx_pending = cbs->count;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
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
  2722
	struct ethtool_ringparam *ring)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	struct param_range *rfds = &nic->params.rfds;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	struct param_range *cbs = &nic->params.cbs;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	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
  2729
		return -EINVAL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
		e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	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
  2734
	rfds->count = min(rfds->count, rfds->max);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	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
  2736
	cbs->count = min(cbs->count, cbs->max);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	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
  2738
		   rfds->count, cbs->count);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
		e100_up(nic);
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 0;
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 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
  2746
	"Link test     (on/offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
	"Eeprom test   (on/offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	"Self test        (offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	"Mac loopback     (offline)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
	"Phy loopback     (offline)",
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
#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
  2753
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
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
  2755
	struct ethtool_test *test, u64 *data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	struct ethtool_cmd cmd;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	int i, err;
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
	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
  2762
	data[0] = !mii_link_ok(&nic->mii);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	data[1] = e100_eeprom_load(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	if (test->flags & ETH_TEST_FL_OFFLINE) {
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
		/* save speed, duplex & autoneg settings */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
		err = mii_ethtool_gset(&nic->mii, &cmd);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
		if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
			e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		data[2] = e100_self_test(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
		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
  2773
		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
  2774
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
		/* restore speed, duplex & autoneg settings */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
		err = mii_ethtool_sset(&nic->mii, &cmd);
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
		if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
			e100_up(nic);
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
	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
  2782
		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
  2783
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	msleep_interruptible(4 * 1000);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
}
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
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
  2788
			    enum ethtool_phys_id_state state)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	enum led_state {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
		led_on     = 0x01,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
		led_off    = 0x04,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
		led_on_559 = 0x05,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
		led_on_557 = 0x07,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	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
  2798
		MII_LED_CONTROL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	u16 leds = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	switch (state) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	case ETHTOOL_ID_ACTIVE:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
		return 2;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
	case ETHTOOL_ID_ON:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
		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
  2807
		       (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
  2808
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
	case ETHTOOL_ID_OFF:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
		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
  2812
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
	case ETHTOOL_ID_INACTIVE:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	}
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
	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
  2819
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
}
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
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
  2823
	"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
  2824
	"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
  2825
	"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
  2826
	"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
  2827
	"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
  2828
	"tx_heartbeat_errors", "tx_window_errors",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	/* device-specific stats */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	"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
  2831
	"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
  2832
	"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
  2833
	"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
  2834
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
#define E100_NET_STATS_LEN	21
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
#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
  2837
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
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
  2839
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	switch (sset) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
	case ETH_SS_TEST:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
		return E100_TEST_LEN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
	case ETH_SS_STATS:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
		return E100_STATS_LEN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
		return -EOPNOTSUPP;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
}
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
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
  2851
	struct ethtool_stats *stats, u64 *data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	int i;
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
	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
  2857
		data[i] = ((unsigned long *)&netdev->stats)[i];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
	data[i++] = nic->tx_deferred;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
	data[i++] = nic->tx_single_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
	data[i++] = nic->tx_multiple_collisions;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	data[i++] = nic->tx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
	data[i++] = nic->rx_fc_pause;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	data[i++] = nic->rx_fc_unsupported;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	data[i++] = nic->tx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	data[i++] = nic->rx_tco_frames;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	data[i++] = nic->rx_short_frame_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
	data[i++] = nic->rx_over_length_errors;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
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
  2872
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	switch (stringset) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	case ETH_SS_TEST:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
		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
  2876
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
	case ETH_SS_STATS:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
		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
  2879
		break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
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
  2884
	.get_settings		= e100_get_settings,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	.set_settings		= e100_set_settings,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	.get_drvinfo		= e100_get_drvinfo,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	.get_regs_len		= e100_get_regs_len,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	.get_regs		= e100_get_regs,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	.get_wol		= e100_get_wol,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
	.set_wol		= e100_set_wol,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	.get_msglevel		= e100_get_msglevel,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	.set_msglevel		= e100_set_msglevel,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	.nway_reset		= e100_nway_reset,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	.get_link		= e100_get_link,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	.get_eeprom_len		= e100_get_eeprom_len,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	.get_eeprom		= e100_get_eeprom,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	.set_eeprom		= e100_set_eeprom,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	.get_ringparam		= e100_get_ringparam,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	.set_ringparam		= e100_set_ringparam,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	.self_test		= e100_diag_test,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	.get_strings		= e100_get_strings,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	.set_phys_id		= e100_set_phys_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
	.get_ethtool_stats	= e100_get_ethtool_stats,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	.get_sset_count		= e100_get_sset_count,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	.get_ts_info		= ethtool_op_get_ts_info,
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
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
  2909
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
	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
  2913
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
static int e100_alloc(struct nic *nic)
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
	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
  2918
		&nic->dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
	return nic->mem ? 0 : -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
static void e100_free(struct nic *nic)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	if (nic->mem) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
		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
  2926
			nic->mem, nic->dma_addr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
		nic->mem = NULL;
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
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
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
  2932
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
	int err = 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
		netif_carrier_off(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	if ((err = e100_up(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
		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
  2940
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
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
  2944
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	e100_down(netdev_priv(netdev));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
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
  2950
			     netdev_features_t features)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	netdev_features_t changed = features ^ netdev->features;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	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
  2956
		return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
	netdev->features = features;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
	e100_exec_cb(nic, NULL, e100_configure);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
	return 0;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
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
  2964
	.ndo_open		= e100_open,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
	.ndo_stop		= e100_close,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
	.ndo_start_xmit		= e100_xmit_frame,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
	.ndo_validate_addr	= eth_validate_addr,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
	.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
  2969
	.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
  2970
	.ndo_change_mtu		= e100_change_mtu,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
	.ndo_do_ioctl		= e100_do_ioctl,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
	.ndo_tx_timeout		= e100_tx_timeout,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
#ifdef CONFIG_NET_POLL_CONTROLLER
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
	.ndo_poll_controller	= e100_netpoll,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
	.ndo_set_features	= e100_set_features,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	struct net_device *netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	struct nic *nic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	int err;
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 (!(netdev = alloc_etherdev(sizeof(struct nic))))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
		return -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
	netdev->hw_features |= NETIF_F_RXFCS;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	netdev->priv_flags |= IFF_SUPP_NOFCS;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
	netdev->hw_features |= NETIF_F_RXALL;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
	netdev->netdev_ops = &e100_netdev_ops;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	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
  2996
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
	nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
	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
  2999
	nic->netdev = netdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
	nic->pdev = pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
	nic->msg_enable = (1 << debug) - 1;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
	nic->mdio_ctrl = mdio_ctrl_hw;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
	pci_set_drvdata(pdev, netdev);
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
	if ((err = pci_enable_device(pdev))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
		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
  3007
		goto err_out_free_dev;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
	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
  3011
		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
  3012
		err = -ENODEV;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
		goto err_out_disable_pdev;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	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
  3017
		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
  3018
		goto err_out_disable_pdev;
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	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
  3022
		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
  3023
		goto err_out_free_res;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
	SET_NETDEV_DEV(netdev, &pdev->dev);
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
	if (use_io)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
		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
  3030
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
	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
  3032
	if (!nic->csr) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
		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
  3034
		err = -ENOMEM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		goto err_out_free_res;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
	}
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
	if (ent->driver_data)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
		nic->flags |= ich;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
	else
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		nic->flags &= ~ich;
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
	e100_get_defaults(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
	/* 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
  3046
	if (nic->mac < mac_82558_D101_A4)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
		netdev->features |= NETIF_F_VLAN_CHALLENGED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	/* 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
  3050
	spin_lock_init(&nic->cb_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	spin_lock_init(&nic->cmd_lock);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	spin_lock_init(&nic->mdio_lock);
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
	/* 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
  3055
	 * 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
  3056
	 * interrupt handler registered yet. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	pci_set_master(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	init_timer(&nic->watchdog);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	nic->watchdog.function = e100_watchdog;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
	nic->watchdog.data = (unsigned long)nic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
	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
  3066
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
	if ((err = e100_alloc(nic))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
		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
  3069
		goto err_out_iounmap;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	}
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
	if ((err = e100_eeprom_load(nic)))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
		goto err_out_free;
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
	e100_phy_init(nic);
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
	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
  3078
	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
  3079
	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
  3080
		if (!eeprom_bad_csum_allow) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
			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
  3082
			err = -EAGAIN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
			goto err_out_free;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
			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
  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
	/* 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
  3090
	if ((nic->mac >= mac_82558_D101_A4) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
		nic->flags |= wol_magic;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
		device_set_wakeup_enable(&pdev->dev, true);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
	}
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
	/* ack any pending wake events, disable PME */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
	pci_pme_active(pdev, false);
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
	// offer device to EtherCAT master module
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	nic->ecdev = ecdev_offer(netdev, e100_ec_poll, THIS_MODULE);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
	if (!nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
		strcpy(netdev->name, "eth%d");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
		if ((err = register_netdev(netdev))) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
			netif_err(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
					"Cannot register net device, aborting\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
			goto err_out_free;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	}
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
	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
  3112
			   nic->pdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
			   nic->params.cbs.max * sizeof(struct cb),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
			   sizeof(u32),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
			   0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
	netif_info(nic, probe, nic->netdev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
		   "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
  3118
		   (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
  3119
		   pdev->irq, netdev->dev_addr);
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
	if (nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
		err = ecdev_open(nic->ecdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
		if (err) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
			ecdev_withdraw(nic->ecdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
			goto err_out_free;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
	}
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
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
err_out_free:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
	e100_free(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
err_out_iounmap:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	pci_iounmap(pdev, nic->csr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
err_out_free_res:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
	pci_release_regions(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
err_out_disable_pdev:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
err_out_free_dev:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	pci_set_drvdata(pdev, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
	free_netdev(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	return err;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
static void e100_remove(struct pci_dev *pdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	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
  3148
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
	if (netdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
		if (nic->ecdev) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
			ecdev_close(nic->ecdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
			ecdev_withdraw(nic->ecdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
			unregister_netdev(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
		}
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
		e100_free(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		pci_iounmap(pdev, nic->csr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
		pci_pool_destroy(nic->cbs_pool);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
		free_netdev(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
		pci_release_regions(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
		pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
		pci_set_drvdata(pdev, NULL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
	}
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
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
#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
  3169
#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
  3170
#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
  3171
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
  3172
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
	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
  3174
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
		e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
	netif_device_detach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	pci_save_state(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	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
  3183
		/* enable reverse auto-negotiation */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
		if (nic->phy == phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
			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
  3186
			                           E100_82552_SMARTSPEED);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
			mdio_write(netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
			           E100_82552_SMARTSPEED, smartspeed |
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
			           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
  3191
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
		*enable_wake = true;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
		*enable_wake = false;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
	pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
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
  3201
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
	if (wake)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
		return pci_prepare_to_sleep(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	pci_wake_from_d3(pdev, false);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
	pci_set_power_state(pdev, PCI_D3hot);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
#ifdef CONFIG_PM
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
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
  3213
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	bool wake;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
	__e100_shutdown(pdev, &wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
	return __e100_power_off(pdev, wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
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
  3220
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	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
  3222
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	pci_set_power_state(pdev, PCI_D0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
	pci_restore_state(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	/* ack any pending wake events, disable PME */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
	pci_enable_wake(pdev, 0, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
	/* disable reverse auto-negotiation */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	if (nic->phy == phy_82552_v) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
		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
  3232
		                           E100_82552_SMARTSPEED);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
		mdio_write(netdev, nic->mii.phy_id,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
		           E100_82552_SMARTSPEED,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
		           smartspeed & ~(E100_82552_REV_ANEG));
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
	netif_device_attach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
		e100_up(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
	return 0;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
#endif /* CONFIG_PM */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
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
  3248
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
	bool wake;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	__e100_shutdown(pdev, &wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	if (system_state == SYSTEM_POWER_OFF)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
		__e100_power_off(pdev, wake);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
/* ------------------ PCI Error Recovery infrastructure  -------------- */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
 * 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
  3258
 * @pdev: Pointer to PCI device
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
 * @state: The current pci connection state
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
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
  3262
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
	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
  3264
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
	if (nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
		return -EBUSY;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
	netif_device_detach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
	if (state == pci_channel_io_perm_failure)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
		return PCI_ERS_RESULT_DISCONNECT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
	if (netif_running(netdev))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
		e100_down(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
	pci_disable_device(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
	/* Request a slot reset. */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
	return PCI_ERS_RESULT_NEED_RESET;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
 * 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
  3284
 * @pdev: Pointer to PCI device
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
 * Restart the card from scratch.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
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
  3289
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
	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
  3291
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
	if (nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
		return -EBUSY;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
	if (pci_enable_device(pdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
		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
  3298
		return PCI_ERS_RESULT_DISCONNECT;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
	pci_set_master(pdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
	/* 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
  3303
	if (0 != PCI_FUNC(pdev->devfn))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
		return PCI_ERS_RESULT_RECOVERED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
	e100_hw_reset(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
	e100_phy_init(nic);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
	return PCI_ERS_RESULT_RECOVERED;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
/**
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
 * e100_io_resume - resume normal operations
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
 * @pdev: Pointer to PCI device
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
 * Resume normal operations after an error recovery
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
 * sequence has been completed.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
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
  3319
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
	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
  3321
	struct nic *nic = netdev_priv(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
	/* ack any pending wake events, disable PME */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
	pci_enable_wake(pdev, 0, 0);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
	if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
		netif_device_attach(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
	if (nic->ecdev || netif_running(netdev)) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
		e100_open(netdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
		if (!nic->ecdev)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
			mod_timer(&nic->watchdog, jiffies);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
static const struct pci_error_handlers e100_err_handler = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
	.error_detected = e100_io_error_detected,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
	.slot_reset = e100_io_slot_reset,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
	.resume = e100_io_resume,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
static struct pci_driver e100_driver = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
	.name =         DRV_NAME,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
	.id_table =     e100_id_table,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	.probe =        e100_probe,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	.remove =       e100_remove,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
#ifdef CONFIG_PM
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
	/* Power Management hooks */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
	.suspend =      e100_suspend,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
	.resume =       e100_resume,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
	.shutdown =     e100_shutdown,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
	.err_handler = &e100_err_handler,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
static int __init e100_init_module(void)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
		pr_info("%s %s, %s\n", DRV_NAME, DRV_DESCRIPTION, DRV_VERSION);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
		pr_info("%s\n", DRV_COPYRIGHT);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	return pci_register_driver(&e100_driver);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
static void __exit e100_cleanup_module(void)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
	printk(KERN_INFO DRV_NAME " cleaning up module...\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
	pci_unregister_driver(&e100_driver);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	printk(KERN_INFO DRV_NAME " module cleaned up.\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
module_init(e100_init_module);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
module_exit(e100_cleanup_module);