devices/e100-2.6.32-ethercat.c
author Patrick Bruenn <p.bruenn@beckhoff.com>
Tue, 12 Apr 2016 11:17:36 +0200
branchstable-1.5
changeset 2654 b3f6b3e5ef29
parent 2582 87e502828b3f
permissions -rw-r--r--
devices/ccat: revert "limit rx processing to one frame per poll"

revert "limit rx processing to one frame per poll", which caused etherlab
frame timeouts in setups with more than one frame per cycle.
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2007-2008  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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 *	up happens in interrupt context in response to a CU interrupt.
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 *	cbs_avail keeps track of number of free CB resources available.
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 *
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 * 	Hardware padding of short packets to minimum packet size is
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 * 	enabled.  82557 pads with 7Eh, while the later controllers pad
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 * 	with 00h.
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 *
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 *	IV.  Receive
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 *
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 *	The Receive Frame Area (RFA) comprises a ring of Receive Frame
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 *	Descriptors (RFD) + data buffer, thus forming the simplified mode
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 *	memory structure.  Rx skbs are allocated to contain both the RFD
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 *	and the data buffer, but the RFD is pulled off before the skb is
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 *	indicated.  The data buffer is aligned such that encapsulated
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 *	protocol headers are u32-aligned.  Since the RFD is part of the
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 *	mapped shared memory, and completion status is contained within
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 *	the RFD, the RFD must be dma_sync'ed to maintain a consistent
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 *	view from software and hardware.
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 *
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 *	In order to keep updates to the RFD link field from colliding with
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 *	hardware writes to mark packets complete, we use the feature that
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 *	hardware will not write to a size 0 descriptor and mark the previous
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 *	packet as end-of-list (EL).   After updating the link, we remove EL
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 *	and only then restore the size such that hardware may use the
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 *	previous-to-end RFD.
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 *
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 *	Under typical operation, the  receive unit (RU) is start once,
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 *	and the controller happily fills RFDs as frames arrive.  If
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 *	replacement RFDs cannot be allocated, or the RU goes non-active,
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 *	the RU must be restarted.  Frame arrival generates an interrupt,
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 *	and Rx indication and re-allocation happen in the same context,
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 *	therefore no locking is required.  A software-generated interrupt
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 *	is generated from the watchdog to recover from a failed allocation
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 *	scenario where all Rx resources have been indicated and none re-
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 *	placed.
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 *
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 *	V.   Miscellaneous
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 *
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 * 	VLAN offloading of tagging, stripping and filtering is not
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 * 	supported, but driver will accommodate the extra 4-byte VLAN tag
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 * 	for processing by upper layers.  Tx/Rx Checksum offloading is not
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 * 	supported.  Tx Scatter/Gather is not supported.  Jumbo Frames is
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 * 	not supported (hardware limitation).
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 *
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 * 	MagicPacket(tm) WoL support is enabled/disabled via ethtool.
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 *
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 * 	Thanks to JC (jchapman@katalix.com) for helping with
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 * 	testing/troubleshooting the development driver.
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 *
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 * 	TODO:
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 * 	o several entry points race with dev->close
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 * 	o check for tx-no-resources/stop Q races with tx clean/wake Q
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 *
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 *	FIXES:
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 * 2005/12/02 - Michael O'Donnell <Michael.ODonnell at stratus dot com>
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 *	- Stratus87247: protect MDI control register manipulations
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 * 2009/06/01 - Andreas Mohr <andi at lisas dot de>
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 *      - add clean lowlevel I/O emulation for cards with MII-lacking PHYs
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 */
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <linux/dma-mapping.h>
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#include <linux/dmapool.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/mii.h>
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#include <linux/if_vlan.h>
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#include <linux/skbuff.h>
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#include <linux/ethtool.h>
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// EtherCAT includes
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#include "../globals.h"
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#include "ecdev.h"
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#define DRV_NAME		"ec_e100"
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#include <linux/string.h>
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#include <linux/firmware.h>
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#include <asm/unaligned.h>
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#define DRV_EXT			"-NAPI"
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#define DRV_VERSION		"3.5.24-k2"DRV_EXT
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#define DRV_DESCRIPTION		"Intel(R) PRO/100 Network Driver"
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#define DRV_COPYRIGHT		"Copyright(c) 1999-2006 Intel Corporation"
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#define PFX			DRV_NAME ": "
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#define E100_WATCHDOG_PERIOD	(2 * HZ)
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#define E100_NAPI_WEIGHT	16
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#define FIRMWARE_D101M		"e100/d101m_ucode.bin"
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#define FIRMWARE_D101S		"e100/d101s_ucode.bin"
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#define FIRMWARE_D102E		"e100/d102e_ucode.bin"
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MODULE_DESCRIPTION(DRV_DESCRIPTION);
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MODULE_AUTHOR(DRV_COPYRIGHT);
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_VERSION);
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MODULE_FIRMWARE(FIRMWARE_D101M);
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MODULE_FIRMWARE(FIRMWARE_D101S);
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MODULE_FIRMWARE(FIRMWARE_D102E);
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MODULE_DESCRIPTION(DRV_DESCRIPTION);
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MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_VERSION ", master " EC_MASTER_VERSION);
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void e100_ec_poll(struct net_device *);
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static int debug = 3;
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static int eeprom_bad_csum_allow = 0;
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static int use_io = 0;
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module_param(debug, int, 0);
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module_param(eeprom_bad_csum_allow, int, 0);
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module_param(use_io, int, 0);
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MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
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MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums");
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MODULE_PARM_DESC(use_io, "Force use of i/o access mode");
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#define DPRINTK(nlevel, klevel, fmt, args...) \
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	(void)((NETIF_MSG_##nlevel & nic->msg_enable) && \
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	printk(KERN_##klevel PFX "%s: %s: " fmt, nic->netdev->name, \
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		__func__ , ## args))
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#define INTEL_8255X_ETHERNET_DEVICE(device_id, ich) {\
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	PCI_VENDOR_ID_INTEL, device_id, PCI_ANY_ID, PCI_ANY_ID, \
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	PCI_CLASS_NETWORK_ETHERNET << 8, 0xFFFF00, ich }
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
static struct pci_device_id e100_id_table[] = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	INTEL_8255X_ETHERNET_DEVICE(0x1029, 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	INTEL_8255X_ETHERNET_DEVICE(0x1030, 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	INTEL_8255X_ETHERNET_DEVICE(0x1031, 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	{ 0, }
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
// prevent from being loaded automatically
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
//MODULE_DEVICE_TABLE(pci, e100_id_table);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
enum mac {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	mac_82557_D100_A  = 0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	mac_82557_D100_B  = 1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	mac_82557_D100_C  = 2,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
	mac_82558_D101_A4 = 4,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	mac_82558_D101_B0 = 5,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	mac_82559_D101M   = 8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	mac_82559_D101S   = 9,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	mac_82550_D102    = 12,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	mac_82550_D102_C  = 13,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	mac_82551_E       = 14,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	mac_82551_F       = 15,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
	mac_82551_10      = 16,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	mac_unknown       = 0xFF,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
enum phy {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	phy_100a     = 0x000003E0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	phy_100c     = 0x035002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	phy_82555_tx = 0x015002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	phy_nsc_tx   = 0x5C002000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	phy_82562_et = 0x033002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	phy_82562_em = 0x032002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	phy_82562_ek = 0x031002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	phy_82562_eh = 0x017002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	phy_82552_v  = 0xd061004d,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	phy_unknown  = 0xFFFFFFFF,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
/* CSR (Control/Status Registers) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
struct csr {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
	struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		u8 status;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		u8 stat_ack;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
		u8 cmd_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		u8 cmd_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
		u32 gen_ptr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	} scb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	u32 port;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	u16 flash_ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	u8 eeprom_ctrl_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	u8 eeprom_ctrl_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
	u32 mdi_ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
	u32 rx_dma_count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
enum scb_status {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	rus_no_res       = 0x08,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	rus_ready        = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	rus_mask         = 0x3C,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
enum ru_state  {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	RU_SUSPENDED = 0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	RU_RUNNING	 = 1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	RU_UNINITIALIZED = -1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
enum scb_stat_ack {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	stat_ack_not_ours    = 0x00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	stat_ack_sw_gen      = 0x04,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	stat_ack_rnr         = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	stat_ack_cu_idle     = 0x20,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	stat_ack_frame_rx    = 0x40,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	stat_ack_cu_cmd_done = 0x80,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
	stat_ack_not_present = 0xFF,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
enum scb_cmd_hi {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	irq_mask_none = 0x00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	irq_mask_all  = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	irq_sw_gen    = 0x02,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
enum scb_cmd_lo {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	cuc_nop        = 0x00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	ruc_start      = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	ruc_load_base  = 0x06,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	cuc_start      = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	cuc_resume     = 0x20,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	cuc_dump_addr  = 0x40,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	cuc_dump_stats = 0x50,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	cuc_load_base  = 0x60,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	cuc_dump_reset = 0x70,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
enum cuc_dump {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
	cuc_dump_complete       = 0x0000A005,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	cuc_dump_reset_complete = 0x0000A007,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
enum port {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	software_reset  = 0x0000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	selftest        = 0x0001,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	selective_reset = 0x0002,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
enum eeprom_ctrl_lo {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	eesk = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	eecs = 0x02,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
	eedi = 0x04,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
	eedo = 0x08,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
enum mdi_ctrl {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	mdi_write = 0x04000000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	mdi_read  = 0x08000000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	mdi_ready = 0x10000000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
enum eeprom_op {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	op_write = 0x05,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	op_read  = 0x06,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	op_ewds  = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	op_ewen  = 0x13,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
enum eeprom_offsets {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	eeprom_cnfg_mdix  = 0x03,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	eeprom_phy_iface  = 0x06,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	eeprom_id         = 0x0A,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
	eeprom_config_asf = 0x0D,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	eeprom_smbus_addr = 0x90,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
enum eeprom_cnfg_mdix {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	eeprom_mdix_enabled = 0x0080,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
enum eeprom_phy_iface {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	NoSuchPhy = 0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	I82553AB,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	I82553C,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	I82503,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	DP83840,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	S80C240,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	S80C24,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	I82555,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
	DP83840A = 10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
enum eeprom_id {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	eeprom_id_wol = 0x0020,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
enum eeprom_config_asf {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	eeprom_asf = 0x8000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
	eeprom_gcl = 0x4000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
enum cb_status {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	cb_complete = 0x8000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	cb_ok       = 0x2000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
enum cb_command {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
	cb_nop    = 0x0000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	cb_iaaddr = 0x0001,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	cb_config = 0x0002,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	cb_multi  = 0x0003,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	cb_tx     = 0x0004,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	cb_ucode  = 0x0005,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	cb_dump   = 0x0006,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	cb_tx_sf  = 0x0008,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
	cb_cid    = 0x1f00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	cb_i      = 0x2000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	cb_s      = 0x4000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
	cb_el     = 0x8000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
struct rfd {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
	__le16 status;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	__le16 command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
	__le32 link;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	__le32 rbd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
	__le16 actual_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	__le16 size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
struct rx {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
	struct rx *next, *prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
	struct sk_buff *skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	dma_addr_t dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
#if defined(__BIG_ENDIAN_BITFIELD)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
#define X(a,b)	b,a
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
#else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
#define X(a,b)	a,b
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
struct config {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
/*0*/	u8 X(byte_count:6, pad0:2);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
/*1*/	u8 X(X(rx_fifo_limit:4, tx_fifo_limit:3), pad1:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
/*2*/	u8 adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
	   term_write_cache_line:1), pad3:4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
/*4*/	u8 X(rx_dma_max_count:7, pad4:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
/*5*/	u8 X(tx_dma_max_count:7, dma_max_count_enable:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
/*6*/	u8 X(X(X(X(X(X(X(late_scb_update:1, direct_rx_dma:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
	   tno_intr:1), cna_intr:1), standard_tcb:1), standard_stat_counter:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
	   rx_discard_overruns:1), rx_save_bad_frames:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
/*7*/	u8 X(X(X(X(X(rx_discard_short_frames:1, tx_underrun_retry:2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	   pad7:2), rx_extended_rfd:1), tx_two_frames_in_fifo:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
	   tx_dynamic_tbd:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
/*8*/	u8 X(X(mii_mode:1, pad8:6), csma_disabled:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
/*9*/	u8 X(X(X(X(X(rx_tcpudp_checksum:1, pad9:3), vlan_arp_tco:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
	   link_status_wake:1), arp_wake:1), mcmatch_wake:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/*10*/	u8 X(X(X(pad10:3, no_source_addr_insertion:1), preamble_length:2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
	   loopback:2);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
/*11*/	u8 X(linear_priority:3, pad11:5);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
/*12*/	u8 X(X(linear_priority_mode:1, pad12:3), ifs:4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
/*13*/	u8 ip_addr_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
/*14*/	u8 ip_addr_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	   pad15_2:1), crs_or_cdt:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
/*16*/	u8 fc_delay_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
/*17*/	u8 fc_delay_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	   rx_long_ok:1), fc_priority_threshold:3), pad18:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
/*19*/	u8 X(X(X(X(X(X(X(addr_wake:1, magic_packet_disable:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	   fc_disable:1), fc_restop:1), fc_restart:1), fc_reject:1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	   full_duplex_force:1), full_duplex_pin:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
/*20*/	u8 X(X(X(pad20_1:5, fc_priority_location:1), multi_ia:1), pad20_2:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
/*21*/	u8 X(X(pad21_1:3, multicast_all:1), pad21_2:4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
/*22*/	u8 X(X(rx_d102_mode:1, rx_vlan_drop:1), pad22:6);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	u8 pad_d102[9];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
#define E100_MAX_MULTICAST_ADDRS	64
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
struct multi {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
	__le16 count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
/* Important: keep total struct u32-aligned */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
#define UCODE_SIZE			134
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
struct cb {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
	__le16 status;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
	__le16 command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
	__le32 link;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	union {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
		u8 iaaddr[ETH_ALEN];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
		__le32 ucode[UCODE_SIZE];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
		struct config config;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
		struct multi multi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
		struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
			u32 tbd_array;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
			u16 tcb_byte_count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
			u8 threshold;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
			u8 tbd_count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
			struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
				__le32 buf_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
				__le16 size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
				u16 eol;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
			} tbd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
		} tcb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
		__le32 dump_buffer_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	} u;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	struct cb *next, *prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	dma_addr_t dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	struct sk_buff *skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
enum loopback {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	lb_none = 0, lb_mac = 1, lb_phy = 3,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
struct stats {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
		tx_multiple_collisions, tx_total_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
		rx_short_frame_errors;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
	__le16 xmt_tco_frames, rcv_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	__le32 complete;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
struct mem {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		u32 signature;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
		u32 result;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	} selftest;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	struct stats stats;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	u8 dump_buf[596];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
struct param_range {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	u32 min;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	u32 max;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	u32 count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
struct params {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	struct param_range rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	struct param_range cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
struct nic {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	/* Begin: frequently used values: keep adjacent for cache effect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	u32 msg_enable				____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	struct net_device *netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	struct pci_dev *pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	struct rx *rxs				____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	struct rx *rx_to_use;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	struct rx *rx_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	struct rfd blank_rfd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	enum ru_state ru_running;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	spinlock_t cb_lock			____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	spinlock_t cmd_lock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	struct csr __iomem *csr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	enum scb_cmd_lo cuc_cmd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	unsigned int cbs_avail;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	struct napi_struct napi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	struct cb *cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	struct cb *cb_to_use;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	struct cb *cb_to_send;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	struct cb *cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	__le16 tx_command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	/* End: frequently used values: keep adjacent for cache effect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	enum {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		ich                = (1 << 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
		promiscuous        = (1 << 1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
		multicast_all      = (1 << 2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		wol_magic          = (1 << 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
		ich_10h_workaround = (1 << 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	} flags					____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	enum mac mac;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	enum phy phy;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	struct params params;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
	struct timer_list watchdog;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	struct timer_list blink_timer;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	struct mii_if_info mii;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	struct work_struct tx_timeout_task;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	enum loopback loopback;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	struct mem *mem;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	dma_addr_t dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	struct pci_pool *cbs_pool;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	dma_addr_t cbs_dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	u8 adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	u8 tx_threshold;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	u32 tx_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	u32 tx_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
	u32 tx_deferred;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	u32 tx_single_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	u32 tx_multiple_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	u32 tx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	u32 tx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	u32 rx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	u32 rx_fc_unsupported;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	u32 rx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	u32 rx_over_length_errors;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	u16 leds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	u16 eeprom_wc;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	__le16 eeprom[256];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	ec_device_t *ecdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	unsigned long ec_watchdog_jiffies;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
	spinlock_t mdio_lock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
static inline void e100_write_flush(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
	/* Flush previous PCI writes through intermediate bridges
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
	 * by doing a benign read */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	(void)ioread8(&nic->csr->scb.status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
static void e100_enable_irq(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	unsigned long flags;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	if (nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
		return;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	spin_lock_irqsave(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
	iowrite8(irq_mask_none, &nic->csr->scb.cmd_hi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
static void e100_disable_irq(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
	unsigned long flags = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		spin_lock_irqsave(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	iowrite8(irq_mask_all, &nic->csr->scb.cmd_hi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
static void e100_hw_reset(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
	/* Put CU and RU into idle with a selective reset to get
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
	 * device off of PCI bus */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	iowrite32(selective_reset, &nic->csr->port);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
	e100_write_flush(nic); udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	/* Now fully reset device */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	iowrite32(software_reset, &nic->csr->port);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	e100_write_flush(nic); udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	/* Mask off our interrupt line - it's unmasked after reset */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
static int e100_self_test(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	u32 dma_addr = nic->dma_addr + offsetof(struct mem, selftest);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	/* Passing the self-test is a pretty good indication
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
	 * that the device can DMA to/from host memory */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	nic->mem->selftest.signature = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	nic->mem->selftest.result = 0xFFFFFFFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	iowrite32(selftest | dma_addr, &nic->csr->port);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	/* Wait 10 msec for self-test to complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	/* Interrupts are enabled after self-test */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	/* Check results of self-test */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	if (nic->mem->selftest.result != 0) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
		DPRINTK(HW, ERR, "Self-test failed: result=0x%08X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
			nic->mem->selftest.result);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		return -ETIMEDOUT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
	if (nic->mem->selftest.signature == 0) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		DPRINTK(HW, ERR, "Self-test failed: timed out\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
		return -ETIMEDOUT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
	u32 cmd_addr_data[3];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
	u8 ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
	int i, j;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
	/* Three cmds: write/erase enable, write data, write/erase disable */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	cmd_addr_data[0] = op_ewen << (addr_len - 2);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
		le16_to_cpu(data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	cmd_addr_data[2] = op_ewds << (addr_len - 2);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
	/* Bit-bang cmds to write word to eeprom */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	for (j = 0; j < 3; j++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
		/* Chip select */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
		iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
		e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
		for (i = 31; i >= 0; i--) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
				eecs | eedi : eecs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
			iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
			e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
		/* Wait 10 msec for cmd to complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		/* Chip deselect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
		e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
/* General technique stolen from the eepro100 driver - very clever */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
	u32 cmd_addr_data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
	u16 data = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
	u8 ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	cmd_addr_data = ((op_read << *addr_len) | addr) << 16;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
	/* Chip select */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	/* Bit-bang to read word from eeprom */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	for (i = 31; i >= 0; i--) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
		e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		/* Eeprom drives a dummy zero to EEDO after receiving
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		 * complete address.  Use this to adjust addr_len. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
		if (!(ctrl & eedo) && i > 16) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
			*addr_len -= (i - 16);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
			i = 17;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	/* Chip deselect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
	e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	return cpu_to_le16(data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
/* Load entire EEPROM image into driver cache and validate checksum */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
static int e100_eeprom_load(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
	u16 addr, addr_len = 8, checksum = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	/* Try reading with an 8-bit addr len to discover actual addr len */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	e100_eeprom_read(nic, &addr_len, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
	nic->eeprom_wc = 1 << addr_len;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
	for (addr = 0; addr < nic->eeprom_wc; addr++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
		if (addr < nic->eeprom_wc - 1)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
			checksum += le16_to_cpu(nic->eeprom[addr]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	/* The checksum, stored in the last word, is calculated such that
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	 * the sum of words should be 0xBABA */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		DPRINTK(PROBE, ERR, "EEPROM corrupted\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		if (!eeprom_bad_csum_allow)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
			return -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
/* Save (portion of) driver EEPROM cache to device and update checksum */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
	u16 addr, addr_len = 8, checksum = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
	/* Try reading with an 8-bit addr len to discover actual addr len */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	e100_eeprom_read(nic, &addr_len, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
	nic->eeprom_wc = 1 << addr_len;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
	if (start + count >= nic->eeprom_wc)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
	for (addr = start; addr < start + count; addr++)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
	/* The checksum, stored in the last word, is calculated such that
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
	 * the sum of words should be 0xBABA */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
		checksum += le16_to_cpu(nic->eeprom[addr]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
		nic->eeprom[nic->eeprom_wc - 1]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
#define E100_WAIT_SCB_FAST 20       /* delay like the old code */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
	unsigned long flags = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	unsigned int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
	int err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
		spin_lock_irqsave(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
	/* Previous command is accepted when SCB clears */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
	for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
		if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
		cpu_relax();
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
		if (unlikely(i > E100_WAIT_SCB_FAST))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
			udelay(5);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
		err = -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
		goto err_unlock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
	if (unlikely(cmd != cuc_resume))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
		iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
err_unlock:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
	void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	struct cb *cb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	unsigned long flags = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	int err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
		spin_lock_irqsave(&nic->cb_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	if (unlikely(!nic->cbs_avail)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
		err = -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
		goto err_unlock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	cb = nic->cb_to_use;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	nic->cb_to_use = cb->next;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	nic->cbs_avail--;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	cb->skb = skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	if (unlikely(!nic->cbs_avail))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
		err = -ENOSPC;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	cb_prepare(nic, cb, skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	/* Order is important otherwise we'll be in a race with h/w:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	 * set S-bit in current first, then clear S-bit in previous. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	cb->command |= cpu_to_le16(cb_s);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	wmb();
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
	cb->prev->command &= cpu_to_le16(~cb_s);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	while (nic->cb_to_send != nic->cb_to_use) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
		if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
			nic->cb_to_send->dma_addr))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
			/* Ok, here's where things get sticky.  It's
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
			 * possible that we can't schedule the command
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
			 * because the controller is too busy, so
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
			 * let's just queue the command and try again
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
			 * when another command is scheduled. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			if (err == -ENOSPC) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
				//request a reset
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
				schedule_work(&nic->tx_timeout_task);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
			nic->cuc_cmd = cuc_resume;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
			nic->cb_to_send = nic->cb_to_send->next;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
err_unlock:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
		spin_unlock_irqrestore(&nic->cb_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
static int mdio_read(struct net_device *netdev, int addr, int reg)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
	nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
/* the standard mdio_ctrl() function for usual MII-compliant hardware */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	u32 data_out = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	unsigned int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
	unsigned long flags = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	/*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	 * Stratus87247: we shouldn't be writing the MDI control
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	 * register until the Ready bit shows True.  Also, since
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	 * manipulation of the MDI control registers is a multi-step
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	 * procedure it should be done under lock.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
	 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
		spin_lock_irqsave(&nic->mdio_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	for (i = 100; i; --i) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
		if (ioread32(&nic->csr->mdi_ctrl) & mdi_ready)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
		udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
	if (unlikely(!i)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		printk("e100.mdio_ctrl(%s) won't go Ready\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
			nic->netdev->name );
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
		if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
			spin_unlock_irqrestore(&nic->mdio_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
		return 0;		/* No way to indicate timeout error */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	iowrite32((reg << 16) | (addr << 21) | dir | data, &nic->csr->mdi_ctrl);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	for (i = 0; i < 100; i++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		if ((data_out = ioread32(&nic->csr->mdi_ctrl)) & mdi_ready)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
	DPRINTK(HW, DEBUG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
		"%s:addr=%d, reg=%d, data_in=0x%04X, data_out=0x%04X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
		dir == mdi_read ? "READ" : "WRITE", addr, reg, data, data_out);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	return (u16)data_out;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
				 u32 addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
				 u32 dir,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
				 u32 reg,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
				 u16 data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
			u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
							MII_ADVERTISE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
			/*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
			 * Workaround Si issue where sometimes the part will not
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
			 * autoneg to 100Mbps even when advertised.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
			 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
			if (advert & ADVERTISE_100FULL)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
			else if (advert & ADVERTISE_100HALF)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
				data |= BMCR_SPEED100;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	return mdio_ctrl_hw(nic, addr, dir, reg, data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
/* Fully software-emulated mdio_ctrl() function for cards without
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
 * MII-compliant PHYs.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
 * For now, this is mainly geared towards 80c24 support; in case of further
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
 * requirements for other types (i82503, ...?) either extend this mechanism
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
 * or split it, whichever is cleaner.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
				      u32 addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
				      u32 dir,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
				      u32 reg,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
				      u16 data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	/* might need to allocate a netdev_priv'ed register array eventually
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	 * to be able to record state changes, but for now
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
	 * some fully hardcoded register handling ought to be ok I guess. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	if (dir == mdi_read) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
		switch (reg) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
		case MII_BMCR:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
			/* Auto-negotiation, right? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
			return  BMCR_ANENABLE |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
				BMCR_FULLDPLX;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
		case MII_BMSR:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
				BMSR_ANEGCAPABLE |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
				BMSR_10FULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
		case MII_ADVERTISE:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
			/* 80c24 is a "combo card" PHY, right? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
			return	ADVERTISE_10HALF |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
				ADVERTISE_10FULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
		default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
			DPRINTK(HW, DEBUG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
		"%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		dir == mdi_read ? "READ" : "WRITE", addr, reg, data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
			return 0xFFFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
		switch (reg) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
			DPRINTK(HW, DEBUG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
		"%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
		dir == mdi_read ? "READ" : "WRITE", addr, reg, data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
			return 0xFFFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
static inline int e100_phy_supports_mii(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	/* for now, just check it by comparing whether we
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	   are using MII software emulation.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	*/
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
static void e100_get_defaults(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	struct param_range rfds = { .min = 16, .max = 256, .count = 256 };
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	struct param_range cbs  = { .min = 64, .max = 256, .count = 128 };
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	if (nic->mac == mac_unknown)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
		nic->mac = mac_82557_D100_A;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	nic->params.rfds = rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
	nic->params.cbs = cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	/* Quadwords to DMA into FIFO before starting frame transmit */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
	nic->tx_threshold = 0xE0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	/* no interrupt for every tx completion, delay = 256us if not 557 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
	nic->tx_command = cpu_to_le16(cb_tx | cb_tx_sf |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
		((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
	/* Template for a freshly allocated RFD */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	nic->blank_rfd.command = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
	nic->blank_rfd.rbd = cpu_to_le32(0xFFFFFFFF);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
	nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	/* MII setup */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
	nic->mii.phy_id_mask = 0x1F;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	nic->mii.reg_num_mask = 0x1F;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	nic->mii.dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
	nic->mii.mdio_read = mdio_read;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
	nic->mii.mdio_write = mdio_write;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	struct config *config = &cb->u.config;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
	u8 *c = (u8 *)config;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	cb->command = cpu_to_le16(cb_config);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	memset(config, 0, sizeof(struct config));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	config->byte_count = 0x16;		/* bytes in this struct */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	config->rx_fifo_limit = 0x8;		/* bytes in FIFO before DMA */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	config->direct_rx_dma = 0x1;		/* reserved */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	config->standard_tcb = 0x1;		/* 1=standard, 0=extended */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	config->standard_stat_counter = 0x1;	/* 1=standard, 0=extended */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
	config->rx_discard_short_frames = 0x1;	/* 1=discard, 0=pass */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	config->tx_underrun_retry = 0x3;	/* # of underrun retries */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	if (e100_phy_supports_mii(nic))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
		config->mii_mode = 1;           /* 1=MII mode, 0=i82503 mode */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	config->pad10 = 0x6;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
	config->no_source_addr_insertion = 0x1;	/* 1=no, 0=yes */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	config->preamble_length = 0x2;		/* 0=1, 1=3, 2=7, 3=15 bytes */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	config->ifs = 0x6;			/* x16 = inter frame spacing */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	config->ip_addr_hi = 0xF2;		/* ARP IP filter - not used */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	config->pad15_1 = 0x1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	config->pad15_2 = 0x1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	config->crs_or_cdt = 0x0;		/* 0=CRS only, 1=CRS or CDT */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	config->fc_delay_hi = 0x40;		/* time delay for fc frame */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	config->tx_padding = 0x1;		/* 1=pad short frames */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	config->fc_priority_threshold = 0x7;	/* 7=priority fc disabled */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	config->pad18 = 0x1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	config->full_duplex_pin = 0x1;		/* 1=examine FDX# pin */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	config->pad20_1 = 0x1F;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
	config->fc_priority_location = 0x1;	/* 1=byte#31, 0=byte#19 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
	config->pad21_1 = 0x5;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	config->adaptive_ifs = nic->adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	config->loopback = nic->loopback;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
	if (nic->mii.force_media && nic->mii.full_duplex)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
		config->full_duplex_force = 0x1;	/* 1=force, 0=auto */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	if (nic->flags & promiscuous || nic->loopback) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
		config->rx_save_bad_frames = 0x1;	/* 1=save, 0=discard */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
		config->rx_discard_short_frames = 0x0;	/* 1=discard, 0=save */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
		config->promiscuous_mode = 0x1;		/* 1=on, 0=off */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
	if (nic->flags & multicast_all)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
		config->multicast_all = 0x1;		/* 1=accept, 0=no */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
	/* disable WoL when up */
2421
bc2d4bf9cbe5 Removed trailing spaces.
Florian Pose <fp@igh-essen.com>
parents: 2419
diff changeset
  1208
	if (nic->ecdev ||
2121
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
			(netif_running(nic->netdev) || !(nic->flags & wol_magic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
	if (nic->mac >= mac_82558_D101_A4) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		config->fc_disable = 0x1;	/* 1=Tx fc off, 0=Tx fc on */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
		config->mwi_enable = 0x1;	/* 1=enable, 0=disable */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
		config->standard_tcb = 0x0;	/* 1=standard, 0=extended */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
		config->rx_long_ok = 0x1;	/* 1=VLANs ok, 0=standard */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
		if (nic->mac >= mac_82559_D101M) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
			config->tno_intr = 0x1;		/* TCO stats enable */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
			/* Enable TCO in extended config */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
			if (nic->mac >= mac_82551_10) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
				config->byte_count = 0x20; /* extended bytes */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
				config->rx_d102_mode = 0x1; /* GMRC for TCO */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
			config->standard_stat_counter = 0x0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
	DPRINTK(HW, DEBUG, "[00-07]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
		c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
	DPRINTK(HW, DEBUG, "[08-15]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
		c[8], c[9], c[10], c[11], c[12], c[13], c[14], c[15]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
	DPRINTK(HW, DEBUG, "[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
		c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
/*************************************************************************
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
*  CPUSaver parameters
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
*  All CPUSaver parameters are 16-bit literals that are part of a
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
*  "move immediate value" instruction.  By changing the value of
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
*  the literal in the instruction before the code is loaded, the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
*  driver can change the algorithm.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
*  INTDELAY - This loads the dead-man timer with its initial value.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
*    When this timer expires the interrupt is asserted, and the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
*    timer is reset each time a new packet is received.  (see
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
*    BUNDLEMAX below to set the limit on number of chained packets)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
*    The current default is 0x600 or 1536.  Experiments show that
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
*    the value should probably stay within the 0x200 - 0x1000.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
*  BUNDLEMAX -
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
*    This sets the maximum number of frames that will be bundled.  In
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
*    some situations, such as the TCP windowing algorithm, it may be
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
*    better to limit the growth of the bundle size than let it go as
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
*    high as it can, because that could cause too much added latency.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
*    The default is six, because this is the number of packets in the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
*    default TCP window size.  A value of 1 would make CPUSaver indicate
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
*    an interrupt for every frame received.  If you do not want to put
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
*    a limit on the bundle size, set this value to xFFFF.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
*  BUNDLESMALL -
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
*    This contains a bit-mask describing the minimum size frame that
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
*    will be bundled.  The default masks the lower 7 bits, which means
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
*    that any frame less than 128 bytes in length will not be bundled,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
*    but will instead immediately generate an interrupt.  This does
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
*    not affect the current bundle in any way.  Any frame that is 128
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
*    bytes or large will be bundled normally.  This feature is meant
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
*    to provide immediate indication of ACK frames in a TCP environment.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
*    Customers were seeing poor performance when a machine with CPUSaver
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
*    enabled was sending but not receiving.  The delay introduced when
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
*    the ACKs were received was enough to reduce total throughput, because
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
*    the sender would sit idle until the ACK was finally seen.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
*    The current default is 0xFF80, which masks out the lower 7 bits.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
*    This means that any frame which is x7F (127) bytes or smaller
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
*    will cause an immediate interrupt.  Because this value must be a
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
*    bit mask, there are only a few valid values that can be used.  To
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
*    turn this feature off, the driver can write the value xFFFF to the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
*    lower word of this instruction (in the same way that the other
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
*    parameters are used).  Likewise, a value of 0xF800 (2047) would
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
*    cause an interrupt to be generated for every frame, because all
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
*    standard Ethernet frames are <= 2047 bytes in length.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
*************************************************************************/
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
/* if you wish to disable the ucode functionality, while maintaining the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
 * workarounds it provides, set the following defines to:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
 * BUNDLESMALL 0
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
 * BUNDLEMAX 1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
 * INTDELAY 1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
#define BUNDLESMALL 1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
#define BUNDLEMAX (u16)6
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
#define INTDELAY (u16)1536 /* 0x600 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
/* Initialize firmware */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
static const struct firmware *e100_request_firmware(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
	const char *fw_name;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	const struct firmware *fw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	u8 timer, bundle, min_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	/* do not load u-code for ICH devices */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
	if (nic->flags & ich)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
		return NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	/* Search for ucode match against h/w revision */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	if (nic->mac == mac_82559_D101M)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
		fw_name = FIRMWARE_D101M;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
	else if (nic->mac == mac_82559_D101S)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
		fw_name = FIRMWARE_D101S;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
		fw_name = FIRMWARE_D102E;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	else /* No ucode on other devices */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		return NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	err = request_firmware(&fw, fw_name, &nic->pdev->dev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	if (err) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
		DPRINTK(PROBE, ERR, "Failed to load firmware \"%s\": %d\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
			fw_name, err);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
		return ERR_PTR(err);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
	/* Firmware should be precisely UCODE_SIZE (words) plus three bytes
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
	if (fw->size != UCODE_SIZE * 4 + 3) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
		DPRINTK(PROBE, ERR, "Firmware \"%s\" has wrong size %zu\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
			fw_name, fw->size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
		release_firmware(fw);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
		return ERR_PTR(-EINVAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	/* Read timer, bundle and min_size from end of firmware blob */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	timer = fw->data[UCODE_SIZE * 4];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	bundle = fw->data[UCODE_SIZE * 4 + 1];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	min_size = fw->data[UCODE_SIZE * 4 + 2];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
	    min_size >= UCODE_SIZE) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
		DPRINTK(PROBE, ERR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
			"\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
			fw_name, timer, bundle, min_size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
		release_firmware(fw);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
		return ERR_PTR(-EINVAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
	/* OK, firmware is validated and ready to use... */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	return fw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
static void e100_setup_ucode(struct nic *nic, struct cb *cb,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
			     struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	const struct firmware *fw = (void *)skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	u8 timer, bundle, min_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	/* It's not a real skb; we just abused the fact that e100_exec_cb
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	   will pass it through to here... */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
	cb->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	/* firmware is stored as little endian already */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	/* Read timer, bundle and min_size from end of firmware blob */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	timer = fw->data[UCODE_SIZE * 4];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	bundle = fw->data[UCODE_SIZE * 4 + 1];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	min_size = fw->data[UCODE_SIZE * 4 + 2];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	/* Insert user-tunable settings in cb->u.ucode */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
	cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	cb->command = cpu_to_le16(cb_ucode | cb_el);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
static inline int e100_load_ucode_wait(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	const struct firmware *fw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
	int err = 0, counter = 50;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
	struct cb *cb = nic->cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	fw = e100_request_firmware(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	/* If it's NULL, then no ucode is required */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
	if (!fw || IS_ERR(fw))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
		return PTR_ERR(fw);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		DPRINTK(PROBE,ERR, "ucode cmd failed with error %d\n", err);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
	/* must restart cuc */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
	nic->cuc_cmd = cuc_start;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	/* wait for completion */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	udelay(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	/* wait for possibly (ouch) 500ms */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	while (!(cb->status & cpu_to_le16(cb_complete))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
		msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		if (!--counter) break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	/* ack any interrupts, something could have been set */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
	iowrite8(~0, &nic->csr->scb.stat_ack);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	/* if the command failed, or is not OK, notify and return */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	if (!counter || !(cb->status & cpu_to_le16(cb_ok))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
		DPRINTK(PROBE,ERR, "ucode load failed\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
		err = -EPERM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
static void e100_setup_iaaddr(struct nic *nic, struct cb *cb,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
	cb->command = cpu_to_le16(cb_iaaddr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
	memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
	cb->command = cpu_to_le16(cb_dump);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
		offsetof(struct mem, dump_buf));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
static int e100_phy_check_without_mii(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
	u8 phy_type;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
	int without_mii;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	switch (phy_type) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
	case I82503: /* Non-MII PHY; UNTESTED! */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	case S80C24: /* Non-MII PHY; tested and working */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
		/* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
		 * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		 * doesn't have a programming interface of any sort.  The
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		 * media is sensed automatically based on how the link partner
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
		 * is configured.  This is, in essence, manual configuration.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
		DPRINTK(PROBE, INFO,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
			 "found MII-less i82503 or 80c24 or other PHY\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
		nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
		nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
		/* these might be needed for certain MII-less cards...
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
		 * nic->flags |= ich;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
		 * nic->flags |= ich_10h_workaround; */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		without_mii = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
	default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
		without_mii = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	return without_mii;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
#define NCONFIG_AUTO_SWITCH	0x0080
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
#define MII_NSC_CONG		MII_RESV1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
#define NSC_CONG_ENABLE		0x0100
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
#define NSC_CONG_TXREADY	0x0400
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
#define ADVERTISE_FC_SUPPORTED	0x0400
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
static int e100_phy_init(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	struct net_device *netdev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	u32 addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
	u16 bmcr, stat, id_lo, id_hi, cong;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	for (addr = 0; addr < 32; addr++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
		nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
	if (addr == 32) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
		/* uhoh, no PHY detected: check whether we seem to be some
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
		 * weird, rare variant which is *known* to not have any MII.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
		 * But do this AFTER MII checking only, since this does
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
		 * lookup of EEPROM values which may easily be unreliable. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
		if (e100_phy_check_without_mii(nic))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
			return 0; /* simply return and hope for the best */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
		else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
			/* for unknown cases log a fatal error */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
			DPRINTK(HW, ERR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
				"Failed to locate any known PHY, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
			return -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
	} else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
		DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
	/* Get phy ID */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
	DPRINTK(HW, DEBUG, "phy ID = 0x%08X\n", nic->phy);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
	/* Select the phy and isolate the rest */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
	for (addr = 0; addr < 32; addr++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		if (addr != nic->mii.phy_id) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
			mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		} else if (nic->phy != phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
			bmcr = mdio_read(netdev, addr, MII_BMCR);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
			mdio_write(netdev, addr, MII_BMCR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
				bmcr & ~BMCR_ISOLATE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
	/*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
	 * Workaround for 82552:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	 * Clear the ISOLATE bit on selected phy_id last (mirrored on all
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
	 * other phy_id's) using bmcr value from addr discovery loop above.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
	 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
	if (nic->phy == phy_82552_v)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
			bmcr & ~BMCR_ISOLATE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
	/* Handle National tx phys */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
		/* Disable congestion control */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
		cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
		cong |= NSC_CONG_TXREADY;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
		cong &= ~NSC_CONG_ENABLE;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
		mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
	if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		/* assign special tweaked mdio_ctrl() function */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
		nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
		/* Workaround Si not advertising flow-control during autoneg */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		/* Reset for the above changes to take effect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		bmcr |= BMCR_RESET;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
	} else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
	   (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
		/* enable/disable MDI/MDI-X auto-switching. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
				nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
static int e100_hw_init(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
	DPRINTK(HW, ERR, "e100_hw_init\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
	if (!in_interrupt() && (err = e100_self_test(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
	if ((err = e100_phy_init(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
	if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
	if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
	if ((err = e100_load_ucode_wait(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
	if ((err = e100_exec_cb(nic, NULL, e100_configure)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
	if ((err = e100_exec_cmd(nic, cuc_dump_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
		nic->dma_addr + offsetof(struct mem, stats))))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	struct net_device *netdev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	struct dev_mc_list *list = netdev->mc_list;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	u16 i, count = min(netdev->mc_count, E100_MAX_MULTICAST_ADDRS);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
	cb->command = cpu_to_le16(cb_multi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
	cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
	for (i = 0; list && i < count; i++, list = list->next)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
		memcpy(&cb->u.multi.addr[i*ETH_ALEN], &list->dmi_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
			ETH_ALEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
static void e100_set_multicast_list(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
	DPRINTK(HW, DEBUG, "mc_count=%d, flags=0x%04X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		netdev->mc_count, netdev->flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	if (netdev->flags & IFF_PROMISC)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		nic->flags |= promiscuous;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
		nic->flags &= ~promiscuous;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	if (netdev->flags & IFF_ALLMULTI ||
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
		netdev->mc_count > E100_MAX_MULTICAST_ADDRS)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
		nic->flags |= multicast_all;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		nic->flags &= ~multicast_all;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
	e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
	e100_exec_cb(nic, NULL, e100_multi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
static void e100_update_stats(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
	struct net_device *dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
	struct net_device_stats *ns = &dev->stats;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
	struct stats *s = &nic->mem->stats;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
		&s->complete;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
	/* Device's stats reporting may take several microseconds to
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	 * complete, so we're always waiting for results of the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	 * previous command. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
		*complete = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
		ns->tx_aborted_errors += le32_to_cpu(s->tx_max_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
		ns->tx_window_errors += le32_to_cpu(s->tx_late_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
		ns->tx_carrier_errors += le32_to_cpu(s->tx_lost_crs);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
		ns->tx_fifo_errors += le32_to_cpu(s->tx_underruns);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
		ns->collisions += nic->tx_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
		ns->tx_errors += le32_to_cpu(s->tx_max_collisions) +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
			le32_to_cpu(s->tx_lost_crs);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
		ns->rx_length_errors += le32_to_cpu(s->rx_short_frame_errors) +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
			nic->rx_over_length_errors;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
		ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
		ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
		ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
		ns->rx_errors += le32_to_cpu(s->rx_crc_errors) +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
			le32_to_cpu(s->rx_alignment_errors) +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
			le32_to_cpu(s->rx_short_frame_errors) +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
			le32_to_cpu(s->rx_cdt_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		nic->tx_deferred += le32_to_cpu(s->tx_deferred);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
		nic->tx_single_collisions +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
			le32_to_cpu(s->tx_single_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		nic->tx_multiple_collisions +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
			le32_to_cpu(s->tx_multiple_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
		if (nic->mac >= mac_82558_D101_A4) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
			nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
			nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
			nic->rx_fc_unsupported +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
				le32_to_cpu(s->fc_rcv_unsupported);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
			if (nic->mac >= mac_82559_D101M) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
				nic->tx_tco_frames +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
					le16_to_cpu(s->xmt_tco_frames);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
				nic->rx_tco_frames +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
					le16_to_cpu(s->rcv_tco_frames);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	if (e100_exec_cmd(nic, cuc_dump_reset, 0))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
		DPRINTK(TX_ERR, DEBUG, "exec cuc_dump_reset failed\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	/* Adjust inter-frame-spacing (IFS) between two transmits if
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	 * we're getting collisions on a half-duplex connection. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	if (duplex == DUPLEX_HALF) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
		u32 prev = nic->adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
		u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		if ((nic->tx_frames / 32 < nic->tx_collisions) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		   (nic->tx_frames > min_frames)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
			if (nic->adaptive_ifs < 60)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
				nic->adaptive_ifs += 5;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		} else if (nic->tx_frames < min_frames) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
			if (nic->adaptive_ifs >= 5)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
				nic->adaptive_ifs -= 5;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
		if (nic->adaptive_ifs != prev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
			e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
static void e100_watchdog(unsigned long data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	struct nic *nic = (struct nic *)data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	struct ethtool_cmd cmd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	DPRINTK(TIMER, DEBUG, "right now = %ld\n", jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	/* mii library handles link maintenance tasks */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
    if (nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
    	ecdev_set_link(nic->ecdev, mii_link_ok(&nic->mii) ? 1 : 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		mii_ethtool_gset(&nic->mii, &cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
			printk(KERN_INFO "e100: %s NIC Link is Up %s Mbps %s Duplex\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
					nic->netdev->name,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
					cmd.speed == SPEED_100 ? "100" : "10",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
					cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
		} else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
			printk(KERN_INFO "e100: %s NIC Link is Down\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
					nic->netdev->name);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
		mii_check_link(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
		/* Software generated interrupt to recover from (rare) Rx
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
		 * allocation failure.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
		 * Unfortunately have to use a spinlock to not re-enable interrupts
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
		 * accidentally, due to hardware that shares a register between the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
		 * interrupt mask bit and the SW Interrupt generation bit */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
		spin_lock_irq(&nic->cmd_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
		iowrite8(ioread8(&nic->csr->scb.cmd_hi) | irq_sw_gen,&nic->csr->scb.cmd_hi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
		e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
		spin_unlock_irq(&nic->cmd_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
		e100_update_stats(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
		e100_adjust_adaptive_ifs(nic, cmd.speed, cmd.duplex);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
		if (nic->mac <= mac_82557_D100_C)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
			/* Issue a multicast command to workaround a 557 lock up */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
			e100_set_multicast_list(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		if (nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
			/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
			nic->flags |= ich_10h_workaround;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
			nic->flags &= ~ich_10h_workaround;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		mod_timer(&nic->watchdog,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
				round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	cb->command = nic->tx_command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
	/* interrupt every 16 packets regardless of delay */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	if ((nic->cbs_avail & ~15) == nic->cbs_avail)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		cb->command |= cpu_to_le16(cb_i);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
	cb->u.tcb.tcb_byte_count = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
	cb->u.tcb.threshold = nic->tx_threshold;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	cb->u.tcb.tbd_count = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
	cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
		skb->data, skb->len, PCI_DMA_TODEVICE));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	/* check for mapping failure? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
				   struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
	if (nic->flags & ich_10h_workaround) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
		/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
		   Issue a NOP command followed by a 1us delay before
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
		   issuing the Tx command. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
		if (e100_exec_cmd(nic, cuc_nop, 0))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
			DPRINTK(TX_ERR, DEBUG, "exec cuc_nop failed\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
		udelay(1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
	err = e100_exec_cb(nic, skb, e100_xmit_prepare);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	switch (err) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	case -ENOSPC:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
		/* We queued the skb, but now we're out of space. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
		DPRINTK(TX_ERR, DEBUG, "No space for CB\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
			netif_stop_queue(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	case -ENOMEM:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
		/* This is a hard error - log it. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
		DPRINTK(TX_ERR, DEBUG, "Out of Tx resources, returning skb\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
		if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
			netif_stop_queue(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
		return NETDEV_TX_BUSY;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	netdev->trans_start = jiffies;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	return NETDEV_TX_OK;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
static int e100_tx_clean(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	struct net_device *dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	struct cb *cb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
	int tx_cleaned = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		spin_lock(&nic->cb_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	/* Clean CBs marked complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
	for (cb = nic->cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	    cb->status & cpu_to_le16(cb_complete);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
	    cb = nic->cb_to_clean = cb->next) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
		DPRINTK(TX_DONE, DEBUG, "cb[%d]->status = 0x%04X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
		        (int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
		        cb->status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
		if (likely(cb->skb != NULL)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
			dev->stats.tx_packets++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
			dev->stats.tx_bytes += cb->skb->len;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
			pci_unmap_single(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
				le32_to_cpu(cb->u.tcb.tbd.buf_addr),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
				le16_to_cpu(cb->u.tcb.tbd.size),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
				PCI_DMA_TODEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
			if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
				dev_kfree_skb_any(cb->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
			cb->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
			tx_cleaned = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
		cb->status = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
		nic->cbs_avail++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
		spin_unlock(&nic->cb_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		/* Recover from running out of Tx resources in xmit_frame */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
		if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
			netif_wake_queue(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
	return tx_cleaned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
static void e100_clean_cbs(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
	if (nic->cbs) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
		while (nic->cbs_avail != nic->params.cbs.count) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
			struct cb *cb = nic->cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
			if (cb->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
				pci_unmap_single(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
					le32_to_cpu(cb->u.tcb.tbd.buf_addr),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
					le16_to_cpu(cb->u.tcb.tbd.size),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
					PCI_DMA_TODEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
				if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
					dev_kfree_skb(cb->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
			nic->cb_to_clean = nic->cb_to_clean->next;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
			nic->cbs_avail++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
		nic->cbs = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
		nic->cbs_avail = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
	nic->cuc_cmd = cuc_start;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean =
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
		nic->cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
static int e100_alloc_cbs(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
	struct cb *cb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
	unsigned int i, count = nic->params.cbs.count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
	nic->cuc_cmd = cuc_start;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
	nic->cbs_avail = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
	nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
				  &nic->cbs_dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
	if (!nic->cbs)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
	memset(nic->cbs, 0, count * sizeof(struct cb));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		cb->dma_addr = nic->cbs_dma_addr + i * sizeof(struct cb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
		cb->link = cpu_to_le32(nic->cbs_dma_addr +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
			((i+1) % count) * sizeof(struct cb));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = nic->cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	nic->cbs_avail = count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
	if (!nic->rxs) return;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	if (RU_SUSPENDED != nic->ru_running) return;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	/* handle init time starts */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	if (!rx) rx = nic->rxs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
	/* (Re)start RU if suspended or idle and RFA is non-NULL */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	if (rx->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		e100_exec_cmd(nic, ruc_start, rx->dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
		nic->ru_running = RU_RUNNING;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
	if (!(rx->skb = netdev_alloc_skb(nic->netdev, RFD_BUF_LEN + NET_IP_ALIGN)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
	/* Align, init, and map the RFD. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	skb_reserve(rx->skb, NET_IP_ALIGN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	skb_copy_to_linear_data(rx->skb, &nic->blank_rfd, sizeof(struct rfd));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
	if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		dev_kfree_skb_any(rx->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		rx->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
		rx->dma_addr = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	/* Link the RFD to end of RFA by linking previous RFD to
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	 * this one.  We are safe to touch the previous RFD because
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	 * it is protected by the before last buffer's el bit being set */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
	if (rx->prev->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
static int e100_rx_indicate(struct nic *nic, struct rx *rx,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
	unsigned int *work_done, unsigned int work_to_do)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
	struct net_device *dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
	struct sk_buff *skb = rx->skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
	struct rfd *rfd = (struct rfd *)skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
	u16 rfd_status, actual_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
	if (unlikely(work_done && *work_done >= work_to_do))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		return -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
	/* Need to sync before taking a peek at cb_complete bit */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
	pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
	rfd_status = le16_to_cpu(rfd->status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	DPRINTK(RX_STATUS, DEBUG, "status=0x%04X\n", rfd_status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
	/* If data isn't ready, nothing to indicate */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	if (unlikely(!(rfd_status & cb_complete))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
		/* If the next buffer has the el bit, but we think the receiver
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
		 * is still running, check to see if it really stopped while
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
		 * we had interrupts off.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		 * This allows for a fast restart without re-enabling
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
		 * interrupts */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
		if ((le16_to_cpu(rfd->command) & cb_el) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
		    (RU_RUNNING == nic->ru_running))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
			if (ioread8(&nic->csr->scb.status) & rus_no_res)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
				nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
					       sizeof(struct rfd),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
					       PCI_DMA_FROMDEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		return -ENODATA;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	/* Get actual data size */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
	if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
		actual_size = RFD_BUF_LEN - sizeof(struct rfd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	/* Get data */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	pci_unmap_single(nic->pdev, rx->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	/* If this buffer has the el bit, but we think the receiver
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
	 * is still running, check to see if it really stopped while
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	 * we had interrupts off.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
	 * This allows for a fast restart without re-enabling interrupts.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
	 * This can happen when the RU sees the size change but also sees
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
	 * the el bit set. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
	if ((le16_to_cpu(rfd->command) & cb_el) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
	    (RU_RUNNING == nic->ru_running)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
		/* Pull off the RFD and put the actual data (minus eth hdr) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		skb_reserve(skb, sizeof(struct rfd));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
		skb_put(skb, actual_size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		skb->protocol = eth_type_trans(skb, nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	if (unlikely(!(rfd_status & cb_ok))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
		if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
			/* Don't indicate if hardware indicates errors */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
			dev_kfree_skb_any(skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
	} else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
		/* Don't indicate oversized frames */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
		nic->rx_over_length_errors++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
		if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
			dev_kfree_skb_any(skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
		dev->stats.rx_packets++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
		dev->stats.rx_bytes += actual_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		if (nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
			ecdev_receive(nic->ecdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
					skb->data + sizeof(struct rfd), actual_size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
			// No need to detect link status as
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
			// long as frames are received: Reset watchdog.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
			nic->ec_watchdog_jiffies = jiffies;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
			netif_receive_skb(skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		if (work_done)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
			(*work_done)++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
	if (nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		// make receive frame descriptior usable again
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		memcpy(skb->data, &nic->blank_rfd, sizeof(struct rfd));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		rx->dma_addr = pci_map_single(nic->pdev, skb->data,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
				RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
			rx->dma_addr = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
		/* Link the RFD to end of RFA by linking previous RFD to
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
		 * this one.  We are safe to touch the previous RFD because
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
		 * it is protected by the before last buffer's el bit being set */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
		if (rx->prev->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
			struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
			put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
			pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
					sizeof(struct rfd), PCI_DMA_TODEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
		rx->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	unsigned int work_to_do)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
	struct rx *rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	int restart_required = 0, err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	struct rx *old_before_last_rx, *new_before_last_rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
	struct rfd *old_before_last_rfd, *new_before_last_rfd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
	/* Indicate newly arrived packets */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
		err = e100_rx_indicate(nic, rx, work_done, work_to_do);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
		/* Hit quota or no more to clean */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		if (-EAGAIN == err || -ENODATA == err)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
	/* On EAGAIN, hit quota so have more work to do, restart once
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	 * cleanup is complete.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	 * Else, are we already rnr? then pay attention!!! this ensures that
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
	 * the state machine progression never allows a start with a
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	 * partially cleaned list, avoiding a race between hardware
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	 * and rx_to_clean when in NAPI mode */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	if (-EAGAIN != err && RU_SUSPENDED == nic->ru_running)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
		restart_required = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	old_before_last_rx = nic->rx_to_use->prev->prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
	old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
		/* Alloc new skbs to refill list */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
		for(rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
			if(unlikely(e100_rx_alloc_skb(nic, rx)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
				break; /* Better luck next time (see watchdog) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	new_before_last_rx = nic->rx_to_use->prev->prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
	if (new_before_last_rx != old_before_last_rx) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		/* Set the el-bit on the buffer that is before the last buffer.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		 * This lets us update the next pointer on the last buffer
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		 * without worrying about hardware touching it.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
		 * We set the size to 0 to prevent hardware from touching this
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
		 * buffer.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
		 * When the hardware hits the before last buffer with el-bit
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
		 * and size of 0, it will RNR interrupt, the RUS will go into
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		 * the No Resources state.  It will not complete nor write to
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
		 * this buffer. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
		new_before_last_rfd =
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
			(struct rfd *)new_before_last_rx->skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
		new_before_last_rfd->size = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		new_before_last_rfd->command |= cpu_to_le16(cb_el);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
		pci_dma_sync_single_for_device(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
			new_before_last_rx->dma_addr, sizeof(struct rfd),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
			PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
		/* Now that we have a new stopping point, we can clear the old
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
		 * stopping point.  We must sync twice to get the proper
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		 * ordering on the hardware side of things. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
		old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
		pci_dma_sync_single_for_device(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
			old_before_last_rx->dma_addr, sizeof(struct rfd),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
			PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
		old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
		pci_dma_sync_single_for_device(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
			old_before_last_rx->dma_addr, sizeof(struct rfd),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
			PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
	if (restart_required) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
		// ack the rnr?
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
		e100_start_receiver(nic, nic->rx_to_clean);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
		if (work_done)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
			(*work_done)++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
static void e100_rx_clean_list(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
	struct rx *rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	unsigned int i, count = nic->params.rfds.count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
	nic->ru_running = RU_UNINITIALIZED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
	if (nic->rxs) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
		for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
			if (rx->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
				pci_unmap_single(nic->pdev, rx->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
				dev_kfree_skb(rx->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
		kfree(nic->rxs);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
		nic->rxs = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	nic->rx_to_use = nic->rx_to_clean = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
static int e100_rx_alloc_list(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	struct rx *rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	unsigned int i, count = nic->params.rfds.count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	struct rfd *before_last;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	nic->rx_to_use = nic->rx_to_clean = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	nic->ru_running = RU_UNINITIALIZED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
	if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
		rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
		rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
		if (e100_rx_alloc_skb(nic, rx)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
			e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
			return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
		/* Set the el-bit on the buffer that is before the last buffer.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
		 * This lets us update the next pointer on the last buffer without
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
		 * worrying about hardware touching it.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
		 * We set the size to 0 to prevent hardware from touching this buffer.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
		 * When the hardware hits the before last buffer with el-bit and size
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
		 * of 0, it will RNR interrupt, the RU will go into the No Resources
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
		 * state.  It will not complete nor write to this buffer. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
		rx = nic->rxs->prev->prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
		before_last = (struct rfd *)rx->skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
		before_last->command |= cpu_to_le16(cb_el);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
		before_last->size = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
				sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	nic->rx_to_use = nic->rx_to_clean = nic->rxs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
static irqreturn_t e100_intr(int irq, void *dev_id)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	struct net_device *netdev = dev_id;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	u8 stat_ack = ioread8(&nic->csr->scb.stat_ack);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	DPRINTK(INTR, DEBUG, "stat_ack = 0x%02X\n", stat_ack);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	if (stat_ack == stat_ack_not_ours ||	/* Not our interrupt */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	   stat_ack == stat_ack_not_present)	/* Hardware is ejected */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
		return IRQ_NONE;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	/* Ack interrupt(s) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	iowrite8(stat_ack, &nic->csr->scb.stat_ack);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
	/* We hit Receive No Resource (RNR); restart RU after cleaning */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	if (stat_ack & stat_ack_rnr)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
		nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	if (!nic->ecdev && likely(napi_schedule_prep(&nic->napi))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
		e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
		__napi_schedule(&nic->napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	return IRQ_HANDLED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
void e100_ec_poll(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	e100_rx_clean(nic, NULL, 100);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	e100_tx_clean(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
    if (jiffies - nic->ec_watchdog_jiffies >= 2 * HZ) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
        e100_watchdog((unsigned long) nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
        nic->ec_watchdog_jiffies = jiffies;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
    }
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
static int e100_poll(struct napi_struct *napi, int budget)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	struct nic *nic = container_of(napi, struct nic, napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	unsigned int work_done = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
	e100_rx_clean(nic, &work_done, budget);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	e100_tx_clean(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
	/* If budget not fully consumed, exit the polling mode */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
	if (work_done < budget) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		napi_complete(napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
		e100_enable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
	return work_done;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
#ifdef CONFIG_NET_POLL_CONTROLLER
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
static void e100_netpoll(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	e100_intr(nic->pdev->irq, netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	e100_tx_clean(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	e100_enable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
static int e100_set_mac_address(struct net_device *netdev, void *p)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
	struct sockaddr *addr = p;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
	if (!is_valid_ether_addr(addr->sa_data))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
		return -EADDRNOTAVAIL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	e100_exec_cb(nic, NULL, e100_setup_iaaddr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
	if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
	netdev->mtu = new_mtu;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
static int e100_asf(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	/* ASF can be enabled from eeprom */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
	return((nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
static int e100_up(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	if ((err = e100_rx_alloc_list(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
	if ((err = e100_alloc_cbs(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
		goto err_rx_clean_list;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	if ((err = e100_hw_init(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
		goto err_clean_cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	e100_set_multicast_list(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	e100_start_receiver(nic, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
		mod_timer(&nic->watchdog, jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
		nic->netdev->name, nic->netdev)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
		goto err_no_irq;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
		netif_wake_queue(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
		napi_enable(&nic->napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
		/* enable ints _after_ enabling poll, preventing a race between
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		 * disable ints+schedule */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
		e100_enable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
err_no_irq:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
		del_timer_sync(&nic->watchdog);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
err_clean_cbs:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	e100_clean_cbs(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
err_rx_clean_list:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
	e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
static void e100_down(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
		/* wait here for poll to complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
		napi_disable(&nic->napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
		netif_stop_queue(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	free_irq(nic->pdev->irq, nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	if (!nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
		del_timer_sync(&nic->watchdog);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
		netif_carrier_off(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	e100_clean_cbs(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
static void e100_tx_timeout(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	/* Reset outside of interrupt context, to avoid request_irq
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
	 * in interrupt context */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	schedule_work(&nic->tx_timeout_task);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
static void e100_tx_timeout_task(struct work_struct *work)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	struct nic *nic = container_of(work, struct nic, tx_timeout_task);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	struct net_device *netdev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
	DPRINTK(TX_ERR, DEBUG, "scb.status=0x%02X\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		ioread8(&nic->csr->scb.status));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	e100_down(netdev_priv(netdev));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
	e100_up(netdev_priv(netdev));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
	struct sk_buff *skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
	/* Use driver resources to perform internal MAC or PHY
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	 * loopback test.  A single packet is prepared and transmitted
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	 * in loopback mode, and the test passes if the received
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
	 * packet compares byte-for-byte to the transmitted packet. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
	if ((err = e100_rx_alloc_list(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	if ((err = e100_alloc_cbs(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
		goto err_clean_rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
	/* ICH PHY loopback is broken so do MAC loopback instead */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
	if (nic->flags & ich && loopback_mode == lb_phy)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
		loopback_mode = lb_mac;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
	nic->loopback = loopback_mode;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
	if ((err = e100_hw_init(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
		goto err_loopback_none;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	if (loopback_mode == lb_phy)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
		mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
			BMCR_LOOPBACK);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
	e100_start_receiver(nic, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
	if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
		err = -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
		goto err_loopback_none;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	skb_put(skb, ETH_DATA_LEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	memset(skb->data, 0xFF, ETH_DATA_LEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	e100_xmit_frame(skb, nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
	pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	   skb->data, ETH_DATA_LEN))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
		err = -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
err_loopback_none:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
	mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
	nic->loopback = lb_none;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
	e100_clean_cbs(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
err_clean_rx:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
	e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
#define MII_LED_CONTROL	0x1B
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
#define E100_82552_LED_OVERRIDE 0x19
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
#define E100_82552_LED_ON       0x000F /* LEDTX and LED_RX both on */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
#define E100_82552_LED_OFF      0x000A /* LEDTX and LED_RX both off */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
static void e100_blink_led(unsigned long data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	struct nic *nic = (struct nic *)data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	enum led_state {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
		led_on     = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
		led_off    = 0x04,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
		led_on_559 = 0x05,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
		led_on_557 = 0x07,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	u16 led_reg = MII_LED_CONTROL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
		led_reg = E100_82552_LED_OVERRIDE;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
		nic->leds = (nic->leds == E100_82552_LED_ON) ?
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
		            E100_82552_LED_OFF : E100_82552_LED_ON;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
		nic->leds = (nic->leds & led_on) ? led_off :
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
		            (nic->mac < mac_82559_D101M) ? led_on_557 :
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
		            led_on_559;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	mdio_write(nic->netdev, nic->mii.phy_id, led_reg, nic->leds);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	mod_timer(&nic->blink_timer, jiffies + HZ / 4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
static int e100_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	return mii_ethtool_gset(&nic->mii, cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
static int e100_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, BMCR_RESET);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	err = mii_ethtool_sset(&nic->mii, cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
static void e100_get_drvinfo(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	struct ethtool_drvinfo *info)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
	strcpy(info->driver, DRV_NAME);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	strcpy(info->version, DRV_VERSION);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
	strcpy(info->fw_version, "N/A");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	strcpy(info->bus_info, pci_name(nic->pdev));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
#define E100_PHY_REGS 0x1C
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
static int e100_get_regs_len(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
static void e100_get_regs(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
	struct ethtool_regs *regs, void *p)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	u32 *buff = p;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
	regs->version = (1 << 24) | nic->pdev->revision;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		ioread16(&nic->csr->scb.status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
	for (i = E100_PHY_REGS; i >= 0; i--)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
		buff[1 + E100_PHY_REGS - i] =
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
			mdio_read(netdev, nic->mii.phy_id, i);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
	memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
	e100_exec_cb(nic, NULL, e100_dump);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
	msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
	memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
		sizeof(nic->mem->dump_buf));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	wol->supported = (nic->mac >= mac_82558_D101_A4) ?  WAKE_MAGIC : 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	wol->wolopts = (nic->flags & wol_magic) ? WAKE_MAGIC : 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
	    !device_can_wakeup(&nic->pdev->dev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
		return -EOPNOTSUPP;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	if (wol->wolopts)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
		nic->flags |= wol_magic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
		nic->flags &= ~wol_magic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
	device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
	e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
static u32 e100_get_msglevel(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	return nic->msg_enable;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
static void e100_set_msglevel(struct net_device *netdev, u32 value)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
	nic->msg_enable = value;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
static int e100_nway_reset(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
	return mii_nway_restart(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
static u32 e100_get_link(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
	return mii_link_ok(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
static int e100_get_eeprom_len(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	return nic->eeprom_wc << 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
#define E100_EEPROM_MAGIC	0x1234
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
static int e100_get_eeprom(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	struct ethtool_eeprom *eeprom, u8 *bytes)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
	eeprom->magic = E100_EEPROM_MAGIC;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	memcpy(bytes, &((u8 *)nic->eeprom)[eeprom->offset], eeprom->len);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
static int e100_set_eeprom(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	struct ethtool_eeprom *eeprom, u8 *bytes)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
	if (eeprom->magic != E100_EEPROM_MAGIC)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	return e100_eeprom_save(nic, eeprom->offset >> 1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
		(eeprom->len >> 1) + 1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
static void e100_get_ringparam(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	struct ethtool_ringparam *ring)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
	struct param_range *rfds = &nic->params.rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	struct param_range *cbs = &nic->params.cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
	ring->rx_max_pending = rfds->max;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	ring->tx_max_pending = cbs->max;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	ring->rx_mini_max_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	ring->rx_jumbo_max_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
	ring->rx_pending = rfds->count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	ring->tx_pending = cbs->count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	ring->rx_mini_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	ring->rx_jumbo_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
static int e100_set_ringparam(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	struct ethtool_ringparam *ring)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	struct param_range *rfds = &nic->params.rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	struct param_range *cbs = &nic->params.cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
		e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	rfds->count = max(ring->rx_pending, rfds->min);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	rfds->count = min(rfds->count, rfds->max);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	cbs->count = max(ring->tx_pending, cbs->min);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	cbs->count = min(cbs->count, cbs->max);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
	DPRINTK(DRV, INFO, "Ring Param settings: rx: %d, tx %d\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	        rfds->count, cbs->count);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
		e100_up(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
static const char e100_gstrings_test[][ETH_GSTRING_LEN] = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	"Link test     (on/offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
	"Eeprom test   (on/offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	"Self test        (offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	"Mac loopback     (offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	"Phy loopback     (offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
#define E100_TEST_LEN	ARRAY_SIZE(e100_gstrings_test)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
static void e100_diag_test(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
	struct ethtool_test *test, u64 *data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	struct ethtool_cmd cmd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	int i, err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	memset(data, 0, E100_TEST_LEN * sizeof(u64));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	data[0] = !mii_link_ok(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	data[1] = e100_eeprom_load(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	if (test->flags & ETH_TEST_FL_OFFLINE) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
		/* save speed, duplex & autoneg settings */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
		err = mii_ethtool_gset(&nic->mii, &cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
		if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
			e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
		data[2] = e100_self_test(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
		data[3] = e100_loopback_test(nic, lb_mac);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
		data[4] = e100_loopback_test(nic, lb_phy);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
		/* restore speed, duplex & autoneg settings */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
		err = mii_ethtool_sset(&nic->mii, &cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
		if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
			e100_up(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
	for (i = 0; i < E100_TEST_LEN; i++)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
		test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	msleep_interruptible(4 * 1000);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
static int e100_phys_id(struct net_device *netdev, u32 data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
	u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
	              MII_LED_CONTROL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
		data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	mod_timer(&nic->blink_timer, jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	msleep_interruptible(data * 1000);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
	del_timer_sync(&nic->blink_timer);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	mdio_write(netdev, nic->mii.phy_id, led_reg, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
static const char e100_gstrings_stats[][ETH_GSTRING_LEN] = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	"rx_length_errors", "rx_over_errors", "rx_crc_errors",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
	"tx_heartbeat_errors", "tx_window_errors",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	/* device-specific stats */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	"tx_deferred", "tx_single_collisions", "tx_multi_collisions",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	"tx_flow_control_pause", "rx_flow_control_pause",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	"rx_flow_control_unsupported", "tx_tco_packets", "rx_tco_packets",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
#define E100_NET_STATS_LEN	21
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
#define E100_STATS_LEN	ARRAY_SIZE(e100_gstrings_stats)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
static int e100_get_sset_count(struct net_device *netdev, int sset)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	switch (sset) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	case ETH_SS_TEST:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
		return E100_TEST_LEN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	case ETH_SS_STATS:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
		return E100_STATS_LEN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
	default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
		return -EOPNOTSUPP;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
static void e100_get_ethtool_stats(struct net_device *netdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	struct ethtool_stats *stats, u64 *data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	for (i = 0; i < E100_NET_STATS_LEN; i++)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
		data[i] = ((unsigned long *)&netdev->stats)[i];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	data[i++] = nic->tx_deferred;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
	data[i++] = nic->tx_single_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	data[i++] = nic->tx_multiple_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	data[i++] = nic->tx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	data[i++] = nic->rx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	data[i++] = nic->rx_fc_unsupported;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	data[i++] = nic->tx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	data[i++] = nic->rx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
	switch (stringset) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	case ETH_SS_TEST:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
		memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	case ETH_SS_STATS:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		memcpy(data, *e100_gstrings_stats, sizeof(e100_gstrings_stats));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
static const struct ethtool_ops e100_ethtool_ops = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	.get_settings		= e100_get_settings,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	.set_settings		= e100_set_settings,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	.get_drvinfo		= e100_get_drvinfo,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	.get_regs_len		= e100_get_regs_len,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	.get_regs		= e100_get_regs,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	.get_wol		= e100_get_wol,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	.set_wol		= e100_set_wol,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	.get_msglevel		= e100_get_msglevel,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	.set_msglevel		= e100_set_msglevel,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	.nway_reset		= e100_nway_reset,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	.get_link		= e100_get_link,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	.get_eeprom_len		= e100_get_eeprom_len,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	.get_eeprom		= e100_get_eeprom,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	.set_eeprom		= e100_set_eeprom,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	.get_ringparam		= e100_get_ringparam,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	.set_ringparam		= e100_set_ringparam,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	.self_test		= e100_diag_test,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	.get_strings		= e100_get_strings,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	.phys_id		= e100_phys_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	.get_ethtool_stats	= e100_get_ethtool_stats,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
	.get_sset_count		= e100_get_sset_count,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
static int e100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
	return generic_mii_ioctl(&nic->mii, if_mii(ifr), cmd, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
static int e100_alloc(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	nic->mem = pci_alloc_consistent(nic->pdev, sizeof(struct mem),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
		&nic->dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
	return nic->mem ? 0 : -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
static void e100_free(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	if (nic->mem) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
		pci_free_consistent(nic->pdev, sizeof(struct mem),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
			nic->mem, nic->dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
		nic->mem = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
static int e100_open(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	int err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
		netif_carrier_off(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	if ((err = e100_up(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
		DPRINTK(IFUP, ERR, "Cannot open interface, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
static int e100_close(struct net_device *netdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	e100_down(netdev_priv(netdev));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
static const struct net_device_ops e100_netdev_ops = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	.ndo_open		= e100_open,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
	.ndo_stop		= e100_close,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
	.ndo_start_xmit		= e100_xmit_frame,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
	.ndo_validate_addr	= eth_validate_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	.ndo_set_multicast_list	= e100_set_multicast_list,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	.ndo_set_mac_address	= e100_set_mac_address,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
	.ndo_change_mtu		= e100_change_mtu,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	.ndo_do_ioctl		= e100_do_ioctl,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
	.ndo_tx_timeout		= e100_tx_timeout,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
#ifdef CONFIG_NET_POLL_CONTROLLER
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
	.ndo_poll_controller	= e100_netpoll,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
static int __devinit e100_probe(struct pci_dev *pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	const struct pci_device_id *ent)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	struct net_device *netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	struct nic *nic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	if (!(netdev = alloc_etherdev(sizeof(struct nic)))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		if (((1 << debug) - 1) & NETIF_MSG_PROBE)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
			printk(KERN_ERR PFX "Etherdev alloc failed, abort.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	netdev->netdev_ops = &e100_netdev_ops;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	netif_napi_add(netdev, &nic->napi, e100_poll, E100_NAPI_WEIGHT);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	nic->netdev = netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	nic->pdev = pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	nic->msg_enable = (1 << debug) - 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	nic->mdio_ctrl = mdio_ctrl_hw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	pci_set_drvdata(pdev, netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	if ((err = pci_enable_device(pdev))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		DPRINTK(PROBE, ERR, "Cannot enable PCI device, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		goto err_out_free_dev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		DPRINTK(PROBE, ERR, "Cannot find proper PCI device "
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
			"base address, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
		err = -ENODEV;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
		goto err_out_disable_pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	if ((err = pci_request_regions(pdev, DRV_NAME))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		DPRINTK(PROBE, ERR, "Cannot obtain PCI resources, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
		goto err_out_disable_pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
	if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
		DPRINTK(PROBE, ERR, "No usable DMA configuration, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
		goto err_out_free_res;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
	SET_NETDEV_DEV(netdev, &pdev->dev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	if (use_io)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
		DPRINTK(PROBE, INFO, "using i/o access mode\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
	nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	if (!nic->csr) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
		DPRINTK(PROBE, ERR, "Cannot map device registers, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
		err = -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
		goto err_out_free_res;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
	if (ent->driver_data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
		nic->flags |= ich;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
		nic->flags &= ~ich;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
	e100_get_defaults(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
	/* locks must be initialized before calling hw_reset */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
	spin_lock_init(&nic->cb_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
	spin_lock_init(&nic->cmd_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	spin_lock_init(&nic->mdio_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	/* Reset the device before pci_set_master() in case device is in some
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
	 * funky state and has an interrupt pending - hint: we don't have the
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
	 * interrupt handler registered yet. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
	pci_set_master(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
	init_timer(&nic->watchdog);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
	nic->watchdog.function = e100_watchdog;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
	nic->watchdog.data = (unsigned long)nic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	init_timer(&nic->blink_timer);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	nic->blink_timer.function = e100_blink_led;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	nic->blink_timer.data = (unsigned long)nic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	if ((err = e100_alloc(nic))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
		DPRINTK(PROBE, ERR, "Cannot alloc driver memory, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
		goto err_out_iounmap;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
	if ((err = e100_eeprom_load(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
		goto err_out_free;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
	e100_phy_init(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	memcpy(netdev->perm_addr, nic->eeprom, ETH_ALEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
	if (!is_valid_ether_addr(netdev->perm_addr)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
		if (!eeprom_bad_csum_allow) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
			DPRINTK(PROBE, ERR, "Invalid MAC address from "
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
			        "EEPROM, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
			err = -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
			goto err_out_free;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
			DPRINTK(PROBE, ERR, "Invalid MAC address from EEPROM, "
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
			        "you MUST configure one.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
	/* Wol magic packet can be enabled from eeprom */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
	if ((nic->mac >= mac_82558_D101_A4) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
		nic->flags |= wol_magic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
		device_set_wakeup_enable(&pdev->dev, true);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	/* ack any pending wake events, disable PME */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	pci_pme_active(pdev, false);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
	// offer device to EtherCAT master module
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	nic->ecdev = ecdev_offer(netdev, e100_ec_poll, THIS_MODULE);
2142
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  2987
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  2988
	if (!nic->ecdev) {
2121
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
		strcpy(netdev->name, "eth%d");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		if((err = register_netdev(netdev))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
			DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
			goto err_out_free;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	}
2142
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  2995
2121
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	nic->cbs_pool = pci_pool_create(netdev->name,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
			   nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
			   nic->params.cbs.count * sizeof(struct cb),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
			   sizeof(u32),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
			   0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
	DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		(unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		pdev->irq, netdev->dev_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
2142
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  3005
	if (nic->ecdev) {
2582
87e502828b3f Use return value of ecdev_open(); thanks to Patrick Bruenn.
Florian Pose <fp@igh-essen.com>
parents: 2421
diff changeset
  3006
		err = ecdev_open(nic->ecdev);
87e502828b3f Use return value of ecdev_open(); thanks to Patrick Bruenn.
Florian Pose <fp@igh-essen.com>
parents: 2421
diff changeset
  3007
		if (err) {
2142
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  3008
			ecdev_withdraw(nic->ecdev);
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  3009
			goto err_out_free;
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  3010
		}
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  3011
	}
26c74f035ab0 Fixed null pointer dereference on loading e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents: 2121
diff changeset
  3012
2121
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
err_out_free:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	e100_free(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
err_out_iounmap:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	pci_iounmap(pdev, nic->csr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
err_out_free_res:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	pci_release_regions(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
err_out_disable_pdev:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
	pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
err_out_free_dev:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
	pci_set_drvdata(pdev, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	free_netdev(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
static void __devexit e100_remove(struct pci_dev *pdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
	struct net_device *netdev = pci_get_drvdata(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	if (netdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		if (nic->ecdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
			ecdev_close(nic->ecdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
			ecdev_withdraw(nic->ecdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
			unregister_netdev(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
		e100_free(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
		pci_iounmap(pdev, nic->csr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		pci_pool_destroy(nic->cbs_pool);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		free_netdev(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
		pci_release_regions(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
		pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
		pci_set_drvdata(pdev, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
#define E100_82552_SMARTSPEED   0x14   /* SmartSpeed Ctrl register */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
#define E100_82552_REV_ANEG     0x0200 /* Reverse auto-negotiation */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
#define E100_82552_ANEG_NOW     0x0400 /* Auto-negotiate now */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	struct net_device *netdev = pci_get_drvdata(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
		e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	netif_device_detach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	pci_save_state(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	if ((nic->flags & wol_magic) | e100_asf(nic)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
		/* enable reverse auto-negotiation */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
		if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
			u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
			                           E100_82552_SMARTSPEED);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
			mdio_write(netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
			           E100_82552_SMARTSPEED, smartspeed |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
			           E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
		*enable_wake = true;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
		*enable_wake = false;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
static int __e100_power_off(struct pci_dev *pdev, bool wake)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	if (wake)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
		return pci_prepare_to_sleep(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
	pci_wake_from_d3(pdev, false);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
	pci_set_power_state(pdev, PCI_D3hot);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
#ifdef CONFIG_PM
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
	bool wake;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	__e100_shutdown(pdev, &wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	return __e100_power_off(pdev, wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
static int e100_resume(struct pci_dev *pdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
	struct net_device *netdev = pci_get_drvdata(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
	pci_set_power_state(pdev, PCI_D0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	pci_restore_state(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
	/* ack any pending wake events, disable PME */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	pci_enable_wake(pdev, 0, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
	/* disable reverse auto-negotiation */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
	if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
		u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
		                           E100_82552_SMARTSPEED);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
		mdio_write(netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
		           E100_82552_SMARTSPEED,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
		           smartspeed & ~(E100_82552_REV_ANEG));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	netif_device_attach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
		e100_up(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
#endif /* CONFIG_PM */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
static void e100_shutdown(struct pci_dev *pdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	bool wake;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	__e100_shutdown(pdev, &wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	if (system_state == SYSTEM_POWER_OFF)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
		__e100_power_off(pdev, wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
/* ------------------ PCI Error Recovery infrastructure  -------------- */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
/**
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
 * e100_io_error_detected - called when PCI error is detected.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
 * @pdev: Pointer to PCI device
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
 * @state: The current pci connection state
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
static pci_ers_result_t e100_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	struct net_device *netdev = pci_get_drvdata(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
	if (nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		return -EBUSY;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
	netif_device_detach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	if (state == pci_channel_io_perm_failure)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
		return PCI_ERS_RESULT_DISCONNECT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
	pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
	/* Request a slot reset. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
	return PCI_ERS_RESULT_NEED_RESET;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
/**
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
 * e100_io_slot_reset - called after the pci bus has been reset.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
 * @pdev: Pointer to PCI device
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
 *
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
 * Restart the card from scratch.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
static pci_ers_result_t e100_io_slot_reset(struct pci_dev *pdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
	struct net_device *netdev = pci_get_drvdata(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	if (nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
		return -EBUSY;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	if (pci_enable_device(pdev)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
		printk(KERN_ERR "e100: Cannot re-enable PCI device after reset.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
		return PCI_ERS_RESULT_DISCONNECT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	pci_set_master(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
	/* Only one device per card can do a reset */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
	if (0 != PCI_FUNC(pdev->devfn))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
		return PCI_ERS_RESULT_RECOVERED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
	e100_phy_init(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	return PCI_ERS_RESULT_RECOVERED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
/**
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
 * e100_io_resume - resume normal operations
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
 * @pdev: Pointer to PCI device
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
 *
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
 * Resume normal operations after an error recovery
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
 * sequence has been completed.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
static void e100_io_resume(struct pci_dev *pdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	struct net_device *netdev = pci_get_drvdata(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
	/* ack any pending wake events, disable PME */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	pci_enable_wake(pdev, 0, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
	if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
		netif_device_attach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
	if (nic->ecdev || netif_running(netdev)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
		e100_open(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
		if (!nic->ecdev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
			mod_timer(&nic->watchdog, jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
static struct pci_error_handlers e100_err_handler = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
	.error_detected = e100_io_error_detected,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	.slot_reset = e100_io_slot_reset,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
	.resume = e100_io_resume,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
static struct pci_driver e100_driver = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	.name =         DRV_NAME,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
	.id_table =     e100_id_table,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
	.probe =        e100_probe,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
	.remove =       __devexit_p(e100_remove),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
#ifdef CONFIG_PM
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	/* Power Management hooks */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
	.suspend =      e100_suspend,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
	.resume =       e100_resume,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	.shutdown =     e100_shutdown,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
	.err_handler = &e100_err_handler,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
static int __init e100_init_module(void)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	printk(KERN_INFO DRV_NAME " " DRV_DESCRIPTION " " DRV_VERSION
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
			", master " EC_MASTER_VERSION "\n");
2421
bc2d4bf9cbe5 Removed trailing spaces.
Florian Pose <fp@igh-essen.com>
parents: 2419
diff changeset
  3243
2121
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
 	return pci_register_driver(&e100_driver);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
static void __exit e100_cleanup_module(void)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
	printk(KERN_INFO DRV_NAME " cleaning up module...\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	pci_unregister_driver(&e100_driver);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	printk(KERN_INFO DRV_NAME " module cleaned up.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
module_init(e100_init_module);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
module_exit(e100_cleanup_module);