devices/e100-2.6.32-orig.c
author Florian Pose <fp@igh-essen.com>
Fri, 30 Nov 2012 15:24:38 +0100
branchstable-1.5
changeset 2452 abc1d1caead7
parent 2121 d05df15dcc6c
permissions -rw-r--r--
Added missing newline.
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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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#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_NAME		"e100"
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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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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 }
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static struct pci_device_id e100_id_table[] = {
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	INTEL_8255X_ETHERNET_DEVICE(0x1029, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x1030, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x1031, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
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	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
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	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
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   253
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
	{ 0, }
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
MODULE_DEVICE_TABLE(pci, e100_id_table);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
enum mac {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
	mac_82557_D100_A  = 0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
	mac_82557_D100_B  = 1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
	mac_82557_D100_C  = 2,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	mac_82558_D101_A4 = 4,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	mac_82558_D101_B0 = 5,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	mac_82559_D101M   = 8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	mac_82559_D101S   = 9,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	mac_82550_D102    = 12,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	mac_82550_D102_C  = 13,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	mac_82551_E       = 14,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	mac_82551_F       = 15,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	mac_82551_10      = 16,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	mac_unknown       = 0xFF,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
enum phy {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	phy_100a     = 0x000003E0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	phy_100c     = 0x035002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	phy_82555_tx = 0x015002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	phy_nsc_tx   = 0x5C002000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	phy_82562_et = 0x033002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	phy_82562_em = 0x032002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	phy_82562_ek = 0x031002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	phy_82562_eh = 0x017002A8,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	phy_82552_v  = 0xd061004d,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	phy_unknown  = 0xFFFFFFFF,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
/* CSR (Control/Status Registers) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
struct csr {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
		u8 status;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		u8 stat_ack;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
		u8 cmd_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		u8 cmd_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
		u32 gen_ptr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	} scb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	u32 port;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	u16 flash_ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	u8 eeprom_ctrl_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	u8 eeprom_ctrl_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	u32 mdi_ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	u32 rx_dma_count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
enum scb_status {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	rus_no_res       = 0x08,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	rus_ready        = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	rus_mask         = 0x3C,
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
enum ru_state  {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	RU_SUSPENDED = 0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	RU_RUNNING	 = 1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	RU_UNINITIALIZED = -1,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
enum scb_stat_ack {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	stat_ack_not_ours    = 0x00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	stat_ack_sw_gen      = 0x04,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	stat_ack_rnr         = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	stat_ack_cu_idle     = 0x20,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	stat_ack_frame_rx    = 0x40,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	stat_ack_cu_cmd_done = 0x80,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	stat_ack_not_present = 0xFF,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
	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
   325
	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
   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 scb_cmd_hi {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	irq_mask_none = 0x00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	irq_mask_all  = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	irq_sw_gen    = 0x02,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
enum scb_cmd_lo {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	cuc_nop        = 0x00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	ruc_start      = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	ruc_load_base  = 0x06,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	cuc_start      = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	cuc_resume     = 0x20,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	cuc_dump_addr  = 0x40,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	cuc_dump_stats = 0x50,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
	cuc_load_base  = 0x60,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
	cuc_dump_reset = 0x70,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
enum cuc_dump {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	cuc_dump_complete       = 0x0000A005,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	cuc_dump_reset_complete = 0x0000A007,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
enum port {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	software_reset  = 0x0000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	selftest        = 0x0001,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
	selective_reset = 0x0002,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
};
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
enum eeprom_ctrl_lo {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	eesk = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	eecs = 0x02,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	eedi = 0x04,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	eedo = 0x08,
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 mdi_ctrl {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	mdi_write = 0x04000000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	mdi_read  = 0x08000000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	mdi_ready = 0x10000000,
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 eeprom_op {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	op_write = 0x05,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	op_read  = 0x06,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	op_ewds  = 0x10,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	op_ewen  = 0x13,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
enum eeprom_offsets {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	eeprom_cnfg_mdix  = 0x03,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	eeprom_phy_iface  = 0x06,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	eeprom_id         = 0x0A,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	eeprom_config_asf = 0x0D,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	eeprom_smbus_addr = 0x90,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
enum eeprom_cnfg_mdix {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	eeprom_mdix_enabled = 0x0080,
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
enum eeprom_phy_iface {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	NoSuchPhy = 0,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	I82553AB,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	I82553C,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	I82503,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	DP83840,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	S80C240,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	S80C24,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	I82555,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	DP83840A = 10,
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
enum eeprom_id {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	eeprom_id_wol = 0x0020,
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 eeprom_config_asf {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	eeprom_asf = 0x8000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	eeprom_gcl = 0x4000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
};
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
enum cb_status {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	cb_complete = 0x8000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	cb_ok       = 0x2000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
enum cb_command {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
	cb_nop    = 0x0000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	cb_iaaddr = 0x0001,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	cb_config = 0x0002,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	cb_multi  = 0x0003,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	cb_tx     = 0x0004,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	cb_ucode  = 0x0005,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	cb_dump   = 0x0006,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	cb_tx_sf  = 0x0008,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	cb_cid    = 0x1f00,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	cb_i      = 0x2000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	cb_s      = 0x4000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	cb_el     = 0x8000,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
};
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
struct rfd {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	__le16 status;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	__le16 command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	__le32 link;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	__le32 rbd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
	__le16 actual_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	__le16 size;
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
struct rx {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	struct rx *next, *prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	struct sk_buff *skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	dma_addr_t dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
#if defined(__BIG_ENDIAN_BITFIELD)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
#define X(a,b)	b,a
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
#else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
#define X(a,b)	a,b
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
struct config {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
/*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
   452
/*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
   453
/*2*/	u8 adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
/*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
   455
	   term_write_cache_line:1), pad3:4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
/*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
   457
/*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
   458
/*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
   459
	   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
   460
	   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
   461
/*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
   462
	   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
   463
	   tx_dynamic_tbd:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
/*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
   465
/*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
   466
	   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
   467
/*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
   468
	   loopback:2);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
/*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
   470
/*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
   471
/*13*/	u8 ip_addr_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
/*14*/	u8 ip_addr_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
/*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
   474
	   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
   475
	   pad15_2:1), crs_or_cdt:1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
/*16*/	u8 fc_delay_lo;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
/*17*/	u8 fc_delay_hi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
/*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
   479
	   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
   480
/*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
   481
	   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
   482
	   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
   483
/*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
   484
/*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
   485
/*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
   486
	u8 pad_d102[9];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
#define E100_MAX_MULTICAST_ADDRS	64
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
struct multi {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
	__le16 count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	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
   493
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
/* Important: keep total struct u32-aligned */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
#define UCODE_SIZE			134
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
struct cb {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	__le16 status;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
	__le16 command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
	__le32 link;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
	union {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
		u8 iaaddr[ETH_ALEN];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
		__le32 ucode[UCODE_SIZE];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
		struct config config;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
		struct multi multi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
		struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
			u32 tbd_array;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
			u16 tcb_byte_count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
			u8 threshold;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
			u8 tbd_count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
			struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
				__le32 buf_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
				__le16 size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
				u16 eol;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
			} tbd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
		} tcb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
		__le32 dump_buffer_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	} u;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
	struct cb *next, *prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
	dma_addr_t dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
	struct sk_buff *skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
enum loopback {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	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
   526
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
struct stats {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	__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
   530
		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
   531
		tx_multiple_collisions, tx_total_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	__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
   533
		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
   534
		rx_short_frame_errors;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	__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
   536
	__le16 xmt_tco_frames, rcv_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	__le32 complete;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
struct mem {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	struct {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
		u32 signature;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
		u32 result;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	} selftest;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
	struct stats stats;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	u8 dump_buf[596];
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
struct param_range {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	u32 min;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	u32 max;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
	u32 count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
struct params {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	struct param_range rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	struct param_range cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
struct nic {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	/* 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
   562
	u32 msg_enable				____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
	struct net_device *netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
	struct pci_dev *pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
	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
   566
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	struct rx *rxs				____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	struct rx *rx_to_use;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	struct rx *rx_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	struct rfd blank_rfd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	enum ru_state ru_running;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	spinlock_t cb_lock			____cacheline_aligned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	spinlock_t cmd_lock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	struct csr __iomem *csr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	enum scb_cmd_lo cuc_cmd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	unsigned int cbs_avail;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	struct napi_struct napi;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	struct cb *cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	struct cb *cb_to_use;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	struct cb *cb_to_send;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	struct cb *cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	__le16 tx_command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	/* 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
   585
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	enum {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		ich                = (1 << 0),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
		promiscuous        = (1 << 1),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
		multicast_all      = (1 << 2),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
		wol_magic          = (1 << 3),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
		ich_10h_workaround = (1 << 4),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	} flags					____cacheline_aligned;
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
	enum mac mac;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	enum phy phy;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
	struct params params;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	struct timer_list watchdog;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	struct timer_list blink_timer;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	struct mii_if_info mii;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	struct work_struct tx_timeout_task;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	enum loopback loopback;
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 mem *mem;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	dma_addr_t dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	struct pci_pool *cbs_pool;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	dma_addr_t cbs_dma_addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	u8 adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	u8 tx_threshold;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	u32 tx_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	u32 tx_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	u32 tx_deferred;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	u32 tx_single_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	u32 tx_multiple_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	u32 tx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	u32 tx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	u32 rx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	u32 rx_fc_unsupported;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	u32 rx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	u32 rx_over_length_errors;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	u16 leds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	u16 eeprom_wc;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	__le16 eeprom[256];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	spinlock_t mdio_lock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
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
   630
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	/* Flush previous PCI writes through intermediate bridges
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	 * by doing a benign read */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	(void)ioread8(&nic->csr->scb.status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
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
   637
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	unsigned long flags;
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
	spin_lock_irqsave(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
	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
   642
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
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
   647
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	unsigned long flags;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	spin_lock_irqsave(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
	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
   652
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
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
   657
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	/* 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
   659
	 * device off of PCI bus */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	iowrite32(selective_reset, &nic->csr->port);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	e100_write_flush(nic); udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	/* Now fully reset device */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	iowrite32(software_reset, &nic->csr->port);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	e100_write_flush(nic); udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
	/* 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
   668
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
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
   672
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	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
   674
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	/* 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
   676
	 * 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
   677
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	nic->mem->selftest.signature = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	nic->mem->selftest.result = 0xFFFFFFFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	iowrite32(selftest | dma_addr, &nic->csr->port);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	/* 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
   684
	msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	/* Interrupts are enabled after self-test */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	/* Check results of self-test */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
	if (nic->mem->selftest.result != 0) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
		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
   692
			nic->mem->selftest.result);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
		return -ETIMEDOUT;
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
	if (nic->mem->selftest.signature == 0) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
		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
   697
		return -ETIMEDOUT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	return 0;
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
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
   704
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	u32 cmd_addr_data[3];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	u8 ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	int i, j;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	/* 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
   710
	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
   711
	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
   712
		le16_to_cpu(data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	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
   714
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	/* 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
   716
	for (j = 0; j < 3; j++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
		/* Chip select */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		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
   720
		e100_write_flush(nic); udelay(4);
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
		for (i = 31; i >= 0; i--) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
				eecs | eedi : eecs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
			e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
			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
   729
			e100_write_flush(nic); udelay(4);
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
		/* Wait 10 msec for cmd to complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
		msleep(10);
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
		/* Chip deselect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	}
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
/* 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
   741
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
   742
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	u32 cmd_addr_data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	u16 data = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	u8 ctrl;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
	int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	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
   749
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	/* Chip select */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	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
   752
	e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	/* Bit-bang to read word from eeprom */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	for (i = 31; i >= 0; i--) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
		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
   757
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		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
   761
		e100_write_flush(nic); udelay(4);
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
		/* 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
   764
		 * 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
   765
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
		if (!(ctrl & eedo) && i > 16) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
			*addr_len -= (i - 16);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
			i = 17;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	/* Chip deselect */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	e100_write_flush(nic); udelay(4);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	return cpu_to_le16(data);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
/* 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
   782
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
   783
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	u16 addr, addr_len = 8, checksum = 0;
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
	/* 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
   787
	e100_eeprom_read(nic, &addr_len, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
	nic->eeprom_wc = 1 << addr_len;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	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
   791
		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
   792
		if (addr < nic->eeprom_wc - 1)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
			checksum += le16_to_cpu(nic->eeprom[addr]);
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
	/* 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
   797
	 * the sum of words should be 0xBABA */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
	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
   799
		DPRINTK(PROBE, ERR, "EEPROM corrupted\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
		if (!eeprom_bad_csum_allow)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
			return -EAGAIN;
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
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
}
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
/* 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
   808
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
   809
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	u16 addr, addr_len = 8, checksum = 0;
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
	/* 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
   813
	e100_eeprom_read(nic, &addr_len, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
	nic->eeprom_wc = 1 << addr_len;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	if (start + count >= nic->eeprom_wc)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	for (addr = start; addr < start + count; addr++)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		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
   821
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	/* 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
   823
	 * the sum of words should be 0xBABA */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
	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
   825
		checksum += le16_to_cpu(nic->eeprom[addr]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	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
   827
	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
   828
		nic->eeprom[nic->eeprom_wc - 1]);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
#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
   834
#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
   835
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
   836
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
	unsigned long flags;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	unsigned int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	int err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	spin_lock_irqsave(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	/* Previous command is accepted when SCB clears */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
	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
   845
		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
   846
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
		cpu_relax();
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
		if (unlikely(i > E100_WAIT_SCB_FAST))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
			udelay(5);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
		err = -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
		goto err_unlock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	if (unlikely(cmd != cuc_resume))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
		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
   858
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
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
err_unlock:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
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
   867
	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
   868
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	struct cb *cb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
	unsigned long flags;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	int err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	spin_lock_irqsave(&nic->cb_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	if (unlikely(!nic->cbs_avail)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
		err = -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
		goto err_unlock;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
	}
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
	cb = nic->cb_to_use;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	nic->cb_to_use = cb->next;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
	nic->cbs_avail--;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
	cb->skb = skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
	if (unlikely(!nic->cbs_avail))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		err = -ENOSPC;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	cb_prepare(nic, cb, skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	/* 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
   891
	 * 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
   892
	cb->command |= cpu_to_le16(cb_s);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	wmb();
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	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
   895
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
	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
   897
		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
   898
			nic->cb_to_send->dma_addr))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
			/* 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
   900
			 * 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
   901
			 * because the controller is too busy, so
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
			 * 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
   903
			 * when another command is scheduled. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			if (err == -ENOSPC) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
				//request a reset
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
				schedule_work(&nic->tx_timeout_task);
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
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
			nic->cuc_cmd = cuc_resume;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
			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
   912
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
err_unlock:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
	spin_unlock_irqrestore(&nic->cb_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
	return err;
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
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
   922
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	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
   925
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
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
   928
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	struct nic *nic = netdev_priv(netdev);
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
	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
   932
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
/* 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
   935
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
   936
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	u32 data_out = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	unsigned int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	unsigned long flags;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
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
	/*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
	 * 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
   944
	 * 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
   945
	 * 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
   946
	 * procedure it should be done under lock.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	spin_lock_irqsave(&nic->mdio_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	for (i = 100; i; --i) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
		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
   951
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
		udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	if (unlikely(!i)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
		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
   956
			nic->netdev->name );
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
		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
   959
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	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
   961
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
	for (i = 0; i < 100; i++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
		udelay(20);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
		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
   965
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	spin_unlock_irqrestore(&nic->mdio_lock, flags);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	DPRINTK(HW, DEBUG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
		"%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
   970
		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
   971
	return (u16)data_out;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
/* 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
   975
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
   976
				 u32 addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
				 u32 dir,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
				 u32 reg,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
				 u16 data)
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
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
			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
   984
							MII_ADVERTISE);
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
			/*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
			 * 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
   988
			 * autoneg to 100Mbps even when advertised.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
			 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
			if (advert & ADVERTISE_100FULL)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
			else if (advert & ADVERTISE_100HALF)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
				data |= BMCR_SPEED100;
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
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	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
   997
}
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
/* 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
  1000
 * MII-compliant PHYs.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
 * 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
  1002
 * 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
  1003
 * or split it, whichever is cleaner.
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
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
  1006
				      u32 addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
				      u32 dir,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
				      u32 reg,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
				      u16 data)
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
	/* 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
  1012
	 * 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
  1013
	 * 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
  1014
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
	if (dir == mdi_read) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
		switch (reg) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
		case MII_BMCR:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
			/* Auto-negotiation, right? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
			return  BMCR_ANENABLE |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
				BMCR_FULLDPLX;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
		case MII_BMSR:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
				BMSR_ANEGCAPABLE |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
				BMSR_10FULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
		case MII_ADVERTISE:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
			/* 80c24 is a "combo card" PHY, right? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
			return	ADVERTISE_10HALF |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
				ADVERTISE_10FULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
		default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
			DPRINTK(HW, DEBUG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		"%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
  1032
		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
  1033
			return 0xFFFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		switch (reg) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
		default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
			DPRINTK(HW, DEBUG,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		"%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
  1040
		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
  1041
			return 0xFFFF;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
		}
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
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
  1046
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	/* 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
  1048
	   are using MII software emulation.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	*/
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	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
  1051
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
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
  1054
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	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
  1056
	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
  1057
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	/* 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
  1059
	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
  1060
	if (nic->mac == mac_unknown)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
		nic->mac = mac_82557_D100_A;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	nic->params.rfds = rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	nic->params.cbs = cbs;
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
	/* 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
  1067
	nic->tx_threshold = 0xE0;
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
	/* 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
  1070
	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
  1071
		((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
  1072
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	/* Template for a freshly allocated RFD */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	nic->blank_rfd.command = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	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
  1076
	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
  1077
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	/* MII setup */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
	nic->mii.phy_id_mask = 0x1F;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	nic->mii.reg_num_mask = 0x1F;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	nic->mii.dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	nic->mii.mdio_read = mdio_read;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	nic->mii.mdio_write = mdio_write;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
}
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
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
  1087
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	struct config *config = &cb->u.config;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	u8 *c = (u8 *)config;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	cb->command = cpu_to_le16(cb_config);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	memset(config, 0, sizeof(struct config));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	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
  1096
	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
  1097
	config->direct_rx_dma = 0x1;		/* reserved */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	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
  1099
	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
  1100
	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
  1101
	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
  1102
	if (e100_phy_supports_mii(nic))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		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
  1104
	config->pad10 = 0x6;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	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
  1106
	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
  1107
	config->ifs = 0x6;			/* x16 = inter frame spacing */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	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
  1109
	config->pad15_1 = 0x1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	config->pad15_2 = 0x1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	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
  1112
	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
  1113
	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
  1114
	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
  1115
	config->pad18 = 0x1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	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
  1117
	config->pad20_1 = 0x1F;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	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
  1119
	config->pad21_1 = 0x5;
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
	config->adaptive_ifs = nic->adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	config->loopback = nic->loopback;
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
	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
  1125
		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
  1126
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	if (nic->flags & promiscuous || nic->loopback) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
		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
  1129
		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
  1130
		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
  1131
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	if (nic->flags & multicast_all)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
		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
  1135
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
	/* disable WoL when up */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	if (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
  1138
		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
  1139
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	if (nic->mac >= mac_82558_D101_A4) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		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
  1142
		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
  1143
		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
  1144
		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
  1145
		if (nic->mac >= mac_82559_D101M) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
			config->tno_intr = 0x1;		/* TCO stats enable */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
			/* Enable TCO in extended config */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
			if (nic->mac >= mac_82551_10) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
				config->byte_count = 0x20; /* extended bytes */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
				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
  1151
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
			config->standard_stat_counter = 0x0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		}
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
	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
  1158
		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
  1159
	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
  1160
		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
  1161
	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
  1162
		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
  1163
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
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
*  CPUSaver parameters
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
*  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
  1169
*  "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
  1170
*  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
  1171
*  driver can change the algorithm.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
*  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
  1174
*    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
  1175
*    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
  1176
*    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
  1177
*    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
  1178
*    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
  1179
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
*  BUNDLEMAX -
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
*    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
  1182
*    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
  1183
*    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
  1184
*    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
  1185
*    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
  1186
*    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
  1187
*    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
  1188
*    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
  1189
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
*  BUNDLESMALL -
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
*    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
  1192
*    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
  1193
*    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
  1194
*    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
  1195
*    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
  1196
*    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
  1197
*    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
  1198
*    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
  1199
*    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
  1200
*    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
  1201
*    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
  1202
*
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
*    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
  1204
*    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
  1205
*    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
  1206
*    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
  1207
*    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
  1208
*    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
  1209
*    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
  1210
*    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
  1211
*    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
  1212
*************************************************************************/
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
/* 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
  1215
 * 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
  1216
 * BUNDLESMALL 0
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
 * BUNDLEMAX 1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
 * INTDELAY 1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
#define BUNDLESMALL 1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
#define BUNDLEMAX (u16)6
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
#define INTDELAY (u16)1536 /* 0x600 */
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
/* Initialize firmware */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
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
  1226
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	const char *fw_name;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
	const struct firmware *fw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
	u8 timer, bundle, min_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
	/* 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
  1233
	if (nic->flags & ich)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
		return NULL;
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
	/* 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
  1237
	if (nic->mac == mac_82559_D101M)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
		fw_name = FIRMWARE_D101M;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	else if (nic->mac == mac_82559_D101S)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
		fw_name = FIRMWARE_D101S;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	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
  1242
		fw_name = FIRMWARE_D102E;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	else /* No ucode on other devices */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
		return NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
	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
  1247
	if (err) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
		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
  1249
			fw_name, err);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
		return ERR_PTR(err);
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
	/* 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
  1253
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
	if (fw->size != UCODE_SIZE * 4 + 3) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
		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
  1256
			fw_name, fw->size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
		release_firmware(fw);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
		return ERR_PTR(-EINVAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	/* 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
  1262
	timer = fw->data[UCODE_SIZE * 4];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
	bundle = fw->data[UCODE_SIZE * 4 + 1];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	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
  1265
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	    min_size >= UCODE_SIZE) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
		DPRINTK(PROBE, ERR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
			"\"%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
  1270
			fw_name, timer, bundle, min_size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
		release_firmware(fw);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
		return ERR_PTR(-EINVAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	/* 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
  1275
	return fw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
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
  1279
			     struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	const struct firmware *fw = (void *)skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
	u8 timer, bundle, min_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
	/* 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
  1285
	   will pass it through to here... */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
	cb->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	/* firmware is stored as little endian already */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	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
  1290
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	/* 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
  1292
	timer = fw->data[UCODE_SIZE * 4];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	bundle = fw->data[UCODE_SIZE * 4 + 1];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
	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
  1295
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
	/* 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
  1297
	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
  1298
	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
  1299
	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
  1300
	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
  1301
	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
  1302
	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
  1303
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	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
  1305
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
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
  1308
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	const struct firmware *fw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	int err = 0, counter = 50;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
	struct cb *cb = nic->cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	fw = e100_request_firmware(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
	/* 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
  1315
	if (!fw || IS_ERR(fw))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		return PTR_ERR(fw);
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
	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
  1319
		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
  1320
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	/* must restart cuc */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	nic->cuc_cmd = cuc_start;
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
	/* wait for completion */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
	udelay(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
	/* wait for possibly (ouch) 500ms */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	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
  1330
		msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
		if (!--counter) break;
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	/* 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
  1335
	iowrite8(~0, &nic->csr->scb.stat_ack);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
	/* 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
  1338
	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
  1339
		DPRINTK(PROBE,ERR, "ucode load failed\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
		err = -EPERM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
}
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
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
  1347
	struct sk_buff *skb)
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
	cb->command = cpu_to_le16(cb_iaaddr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
	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
  1351
}
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
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
  1354
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	cb->command = cpu_to_le16(cb_dump);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	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
  1357
		offsetof(struct mem, dump_buf));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
}
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
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
  1361
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	u8 phy_type;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	int without_mii;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	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
  1366
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
	switch (phy_type) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	case I82503: /* Non-MII PHY; UNTESTED! */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	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
  1371
		/* 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
  1372
		 * 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
  1373
		 * 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
  1374
		 * 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
  1375
		 * 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
  1376
		 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
		DPRINTK(PROBE, INFO,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
			 "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
  1379
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		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
  1381
		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
  1382
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
		/* 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
  1384
		 * nic->flags |= ich;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
		 * nic->flags |= ich_10h_workaround; */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
		without_mii = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
		without_mii = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		break;
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
	return without_mii;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
}
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
#define NCONFIG_AUTO_SWITCH	0x0080
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
#define MII_NSC_CONG		MII_RESV1
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
#define NSC_CONG_ENABLE		0x0100
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
#define NSC_CONG_TXREADY	0x0400
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
#define ADVERTISE_FC_SUPPORTED	0x0400
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
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
  1402
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
	struct net_device *netdev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
	u32 addr;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
	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
  1406
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
	/* 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
  1408
	for (addr = 0; addr < 32; addr++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
		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
  1410
		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
  1411
		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
  1412
		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
  1413
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
	if (addr == 32) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
		/* 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
  1418
		 * 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
  1419
		 * 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
  1420
		 * 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
  1421
		if (e100_phy_check_without_mii(nic))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
			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
  1423
		else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
			/* for unknown cases log a fatal error */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
			DPRINTK(HW, ERR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
				"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
  1427
			return -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	} else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
		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
  1431
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	/* Get phy ID */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
	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
  1434
	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
  1435
	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
  1436
	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
  1437
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	/* Select the phy and isolate the rest */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	for (addr = 0; addr < 32; addr++) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
		if (addr != nic->mii.phy_id) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
			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
  1442
		} else if (nic->phy != phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
			bmcr = mdio_read(netdev, addr, MII_BMCR);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
			mdio_write(netdev, addr, MII_BMCR,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
				bmcr & ~BMCR_ISOLATE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
	}
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
	 * Workaround for 82552:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	 * 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
  1451
	 * 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
  1452
	 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	if (nic->phy == phy_82552_v)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
		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
  1455
			bmcr & ~BMCR_ISOLATE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	/* Handle National tx phys */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
	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
  1460
		/* Disable congestion control */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
		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
  1462
		cong |= NSC_CONG_TXREADY;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		cong &= ~NSC_CONG_ENABLE;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		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
  1465
	}
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
	if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		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
  1469
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		/* assign special tweaked mdio_ctrl() function */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
		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
  1472
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
		/* 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
  1474
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
		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
  1476
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
		/* 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
  1478
		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
  1479
		bmcr |= BMCR_RESET;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
		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
  1481
	} 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
  1482
	   (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
  1483
		!(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
  1484
		/* enable/disable MDI/MDI-X auto-switching. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
		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
  1486
				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
  1487
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
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
  1493
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
	DPRINTK(HW, ERR, "e100_hw_init\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	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
  1500
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	if ((err = e100_phy_init(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
	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
  1505
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
	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
  1507
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
	if ((err = e100_load_ucode_wait(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
	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
  1511
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
	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
  1513
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	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
  1515
		nic->dma_addr + offsetof(struct mem, stats))))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
	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
  1518
		return err;
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
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
}
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
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
  1526
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
	struct net_device *netdev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
	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
  1529
	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
  1530
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	cb->command = cpu_to_le16(cb_multi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
	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
  1533
	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
  1534
		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
  1535
			ETH_ALEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
}
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
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
  1539
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
	struct nic *nic = netdev_priv(netdev);
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
	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
  1543
		netdev->mc_count, netdev->flags);
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
	if (netdev->flags & IFF_PROMISC)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		nic->flags |= promiscuous;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		nic->flags &= ~promiscuous;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
	if (netdev->flags & IFF_ALLMULTI ||
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		netdev->mc_count > E100_MAX_MULTICAST_ADDRS)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		nic->flags |= multicast_all;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
		nic->flags &= ~multicast_all;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
	e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
	e100_exec_cb(nic, NULL, e100_multi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
}
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
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
  1561
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	struct net_device *dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
	struct net_device_stats *ns = &dev->stats;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
	struct stats *s = &nic->mem->stats;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	__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
  1566
		(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
  1567
		&s->complete;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
	/* 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
  1570
	 * 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
  1571
	 * previous command. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
	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
  1574
		*complete = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		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
  1576
		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
  1577
		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
  1578
		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
  1579
		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
  1580
		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
  1581
		ns->collisions += nic->tx_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
		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
  1583
			le32_to_cpu(s->tx_lost_crs);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
		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
  1585
			nic->rx_over_length_errors;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		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
  1587
		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
  1588
		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
  1589
		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
  1590
		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
  1591
		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
  1592
			le32_to_cpu(s->rx_alignment_errors) +
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
			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
  1594
			le32_to_cpu(s->rx_cdt_errors);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		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
  1596
		nic->tx_single_collisions +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
			le32_to_cpu(s->tx_single_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
		nic->tx_multiple_collisions +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
			le32_to_cpu(s->tx_multiple_collisions);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
		if (nic->mac >= mac_82558_D101_A4) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
			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
  1602
			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
  1603
			nic->rx_fc_unsupported +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
				le32_to_cpu(s->fc_rcv_unsupported);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
			if (nic->mac >= mac_82559_D101M) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
				nic->tx_tco_frames +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
					le16_to_cpu(s->xmt_tco_frames);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
				nic->rx_tco_frames +=
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
					le16_to_cpu(s->rcv_tco_frames);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
			}
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
	}
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
	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
  1616
		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
  1617
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
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
  1620
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
	/* 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
  1622
	 * 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
  1623
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
	if (duplex == DUPLEX_HALF) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
		u32 prev = nic->adaptive_ifs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		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
  1627
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
		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
  1629
		   (nic->tx_frames > min_frames)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
			if (nic->adaptive_ifs < 60)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
				nic->adaptive_ifs += 5;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
		} else if (nic->tx_frames < min_frames) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
			if (nic->adaptive_ifs >= 5)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
				nic->adaptive_ifs -= 5;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
		if (nic->adaptive_ifs != prev)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
			e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
}
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
static void e100_watchdog(unsigned long data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	struct nic *nic = (struct nic *)data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	struct ethtool_cmd cmd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
	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
  1647
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	/* mii library handles link maintenance tasks */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
	mii_ethtool_gset(&nic->mii, &cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
	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
  1653
		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
  1654
		       nic->netdev->name,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
		       cmd.speed == SPEED_100 ? "100" : "10",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
		       cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
	} 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
  1658
		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
  1659
		       nic->netdev->name);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
	mii_check_link(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	/* 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
  1665
	 * allocation failure.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	 * 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
  1667
	 * 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
  1668
	 * 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
  1669
	spin_lock_irq(&nic->cmd_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
	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
  1671
	e100_write_flush(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	spin_unlock_irq(&nic->cmd_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
	e100_update_stats(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
	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
  1676
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	if (nic->mac <= mac_82557_D100_C)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
		/* 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
  1679
		e100_set_multicast_list(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
	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
  1682
		/* 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
  1683
		nic->flags |= ich_10h_workaround;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
		nic->flags &= ~ich_10h_workaround;
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
	mod_timer(&nic->watchdog,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
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_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
  1692
	struct sk_buff *skb)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	cb->command = nic->tx_command;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	/* interrupt every 16 packets regardless of delay */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	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
  1697
		cb->command |= cpu_to_le16(cb_i);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	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
  1699
	cb->u.tcb.tcb_byte_count = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	cb->u.tcb.threshold = nic->tx_threshold;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
	cb->u.tcb.tbd_count = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
	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
  1703
		skb->data, skb->len, PCI_DMA_TODEVICE));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
	/* check for mapping failure? */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
	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
  1706
}
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
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
  1709
				   struct net_device *netdev)
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
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
	if (nic->flags & ich_10h_workaround) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
		/* 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
  1716
		   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
  1717
		   issuing the Tx command. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
		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
  1719
			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
  1720
		udelay(1);
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
	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
  1724
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
	switch (err) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
	case -ENOSPC:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		/* 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
  1728
		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
  1729
		netif_stop_queue(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	case -ENOMEM:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
		/* This is a hard error - log it. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
		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
  1734
		netif_stop_queue(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
		return NETDEV_TX_BUSY;
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	netdev->trans_start = jiffies;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
	return NETDEV_TX_OK;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
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
  1743
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	struct net_device *dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	struct cb *cb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	int tx_cleaned = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
	spin_lock(&nic->cb_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	/* Clean CBs marked complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
	for (cb = nic->cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	    cb->status & cpu_to_le16(cb_complete);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
	    cb = nic->cb_to_clean = cb->next) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
		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
  1755
		        (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
  1756
		        cb->status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		if (likely(cb->skb != NULL)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
			dev->stats.tx_packets++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
			dev->stats.tx_bytes += cb->skb->len;
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
			pci_unmap_single(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
				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
  1764
				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
  1765
				PCI_DMA_TODEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
			dev_kfree_skb_any(cb->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
			cb->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
			tx_cleaned = 1;
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->status = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		nic->cbs_avail++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	spin_unlock(&nic->cb_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
	/* 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
  1777
	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
  1778
		netif_wake_queue(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	return tx_cleaned;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
}
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
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
  1784
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
	if (nic->cbs) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
		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
  1787
			struct cb *cb = nic->cb_to_clean;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
			if (cb->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
				pci_unmap_single(nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
					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
  1791
					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
  1792
					PCI_DMA_TODEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
				dev_kfree_skb(cb->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
			}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
			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
  1796
			nic->cbs_avail++;
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
		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
  1799
		nic->cbs = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
		nic->cbs_avail = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	nic->cuc_cmd = cuc_start;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	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
  1804
		nic->cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
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
  1808
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	struct cb *cb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	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
  1811
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	nic->cuc_cmd = cuc_start;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
	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
  1814
	nic->cbs_avail = 0;
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
	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
  1817
				  &nic->cbs_dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	if (!nic->cbs)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	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
  1821
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	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
  1823
		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
  1824
		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
  1825
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
		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
  1827
		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
  1828
			((i+1) % count) * sizeof(struct cb));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	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
  1832
	nic->cbs_avail = count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
}
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
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
  1838
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	if (!nic->rxs) return;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	if (RU_SUSPENDED != nic->ru_running) return;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
	/* handle init time starts */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	if (!rx) rx = nic->rxs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	/* (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
  1846
	if (rx->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
		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
  1848
		nic->ru_running = RU_RUNNING;
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
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
#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
  1853
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
  1854
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
	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
  1856
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
	/* Align, init, and map the RFD. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
	skb_reserve(rx->skb, NET_IP_ALIGN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	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
  1861
	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
  1862
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
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
	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
  1865
		dev_kfree_skb_any(rx->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
		rx->skb = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
		rx->dma_addr = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
	/* 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
  1872
	 * 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
  1873
	 * 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
  1874
	if (rx->prev->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
		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
  1876
		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
  1877
		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
  1878
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
	}
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
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
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
  1885
	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
  1886
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	struct net_device *dev = nic->netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	struct sk_buff *skb = rx->skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	struct rfd *rfd = (struct rfd *)skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
	u16 rfd_status, actual_size;
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
	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
  1893
		return -EAGAIN;
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
	/* 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
  1896
	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
  1897
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
	rfd_status = le16_to_cpu(rfd->status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
	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
  1901
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	/* 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
  1903
	if (unlikely(!(rfd_status & cb_complete))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
		/* 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
  1905
		 * 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
  1906
		 * we had interrupts off.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		 * 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
  1908
		 * interrupts */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		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
  1910
		    (RU_RUNNING == nic->ru_running))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
			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
  1913
				nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
		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
  1915
					       sizeof(struct rfd),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
					       PCI_DMA_FROMDEVICE);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
		return -ENODATA;
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
	/* Get actual data size */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
	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
  1922
	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
  1923
		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
  1924
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	/* Get data */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	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
  1927
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	/* 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
  1930
	 * 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
  1931
	 * we had interrupts off.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	 * 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
  1933
	 * 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
  1934
	 * the el bit set. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
	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
  1936
	    (RU_RUNNING == nic->ru_running)) {
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 (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
  1939
		nic->ru_running = RU_SUSPENDED;
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	/* 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
  1943
	skb_reserve(skb, sizeof(struct rfd));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	skb_put(skb, actual_size);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
	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
  1946
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
	if (unlikely(!(rfd_status & cb_ok))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		/* Don't indicate if hardware indicates errors */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		dev_kfree_skb_any(skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	} 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
  1951
		/* Don't indicate oversized frames */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
		nic->rx_over_length_errors++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
		dev_kfree_skb_any(skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		dev->stats.rx_packets++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
		dev->stats.rx_bytes += actual_size;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		netif_receive_skb(skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		if (work_done)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
			(*work_done)++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	rx->skb = NULL;
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 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
  1968
	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 rx *rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
	int restart_required = 0, err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
	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
  1973
	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
  1974
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
	/* Indicate newly arrived packets */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
	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
  1977
		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
  1978
		/* Hit quota or no more to clean */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		if (-EAGAIN == err || -ENODATA == err)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
			break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
	}
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	/* 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
  1985
	 * cleanup is complete.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	 * 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
  1987
	 * 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
  1988
	 * 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
  1989
	 * 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
  1990
	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
  1991
		restart_required = 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	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
  1994
	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
  1995
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	/* Alloc new skbs to refill list */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	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
  1998
		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
  1999
			break; /* Better luck next time (see watchdog) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
	}
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
	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
  2003
	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
  2004
		/* 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
  2005
		 * 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
  2006
		 * without worrying about hardware touching it.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		 * 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
  2008
		 * buffer.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		 * 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
  2010
		 * 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
  2011
		 * 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
  2012
		 * this buffer. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		new_before_last_rfd =
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
			(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
  2015
		new_before_last_rfd->size = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		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
  2017
		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
  2018
			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
  2019
			PCI_DMA_BIDIRECTIONAL);
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
		/* 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
  2022
		 * 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
  2023
		 * ordering on the hardware side of things. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
		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
  2025
		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
  2026
			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
  2027
			PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
		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
  2029
		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
  2030
			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
  2031
			PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	if (restart_required) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
		// ack the rnr?
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
		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
  2037
		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
  2038
		if (work_done)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
			(*work_done)++;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
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
  2044
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
	struct rx *rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	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
  2047
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	nic->ru_running = RU_UNINITIALIZED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	if (nic->rxs) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		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
  2052
			if (rx->skb) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
				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
  2054
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
				dev_kfree_skb(rx->skb);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
			}
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
		kfree(nic->rxs);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
		nic->rxs = NULL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	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
  2063
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
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
  2066
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
	struct rx *rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
	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
  2069
	struct rfd *before_last;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	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
  2072
	nic->ru_running = RU_UNINITIALIZED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
	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
  2075
		return -ENOMEM;
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
	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
  2078
		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
  2079
		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
  2080
		if (e100_rx_alloc_skb(nic, rx)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
			e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
			return -ENOMEM;
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
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	/* 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
  2086
	 * 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
  2087
	 * worrying about hardware touching it.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	 * 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
  2089
	 * 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
  2090
	 * 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
  2091
	 * 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
  2092
	rx = nic->rxs->prev->prev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	before_last = (struct rfd *)rx->skb->data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	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
  2095
	before_last->size = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	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
  2097
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
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
	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
  2100
	nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
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
  2106
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	struct net_device *netdev = dev_id;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	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
  2110
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
	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
  2112
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	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
  2114
	   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
  2115
		return IRQ_NONE;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
	/* Ack interrupt(s) */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
	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
  2119
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
	/* 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
  2121
	if (stat_ack & stat_ack_rnr)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
		nic->ru_running = RU_SUSPENDED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	if (likely(napi_schedule_prep(&nic->napi))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
		__napi_schedule(&nic->napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	return IRQ_HANDLED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
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
  2133
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	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
  2135
	unsigned int work_done = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	e100_rx_clean(nic, &work_done, budget);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
	e100_tx_clean(nic);
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
	/* 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
  2141
	if (work_done < budget) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		napi_complete(napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
		e100_enable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
	return work_done;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
#ifdef CONFIG_NET_POLL_CONTROLLER
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
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
  2151
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
	e100_disable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	e100_intr(nic->pdev->irq, netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
	e100_tx_clean(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
	e100_enable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
#endif
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
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
  2162
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
	struct sockaddr *addr = p;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	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
  2167
		return -EADDRNOTAVAIL;
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
	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
  2170
	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
  2171
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
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
  2176
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	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
  2178
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	netdev->mtu = new_mtu;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
}
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
static int e100_asf(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
	/* ASF can be enabled from eeprom */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	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
  2187
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
static int e100_up(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	int err;
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
	if ((err = e100_rx_alloc_list(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	if ((err = e100_alloc_cbs(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
		goto err_rx_clean_list;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	if ((err = e100_hw_init(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
		goto err_clean_cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	e100_set_multicast_list(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	e100_start_receiver(nic, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	mod_timer(&nic->watchdog, jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	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
  2206
		nic->netdev->name, nic->netdev)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
		goto err_no_irq;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	netif_wake_queue(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	napi_enable(&nic->napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	/* 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
  2211
	 * disable ints+schedule */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	e100_enable_irq(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
err_no_irq:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	del_timer_sync(&nic->watchdog);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
err_clean_cbs:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	e100_clean_cbs(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
err_rx_clean_list:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
}
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
static void e100_down(struct nic *nic)
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
	/* wait here for poll to complete */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	napi_disable(&nic->napi);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	netif_stop_queue(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	free_irq(nic->pdev->irq, nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	del_timer_sync(&nic->watchdog);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	netif_carrier_off(nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	e100_clean_cbs(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
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
  2238
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	/* 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
  2242
	 * in interrupt context */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	schedule_work(&nic->tx_timeout_task);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
}
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
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
  2247
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
	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
  2249
	struct net_device *netdev = nic->netdev;
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
	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
  2252
		ioread8(&nic->csr->scb.status));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	e100_down(netdev_priv(netdev));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	e100_up(netdev_priv(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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
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
  2258
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	int err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	struct sk_buff *skb;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	/* 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
  2263
	 * 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
  2264
	 * 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
  2265
	 * 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
  2266
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	if ((err = e100_rx_alloc_list(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
		return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	if ((err = e100_alloc_cbs(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
		goto err_clean_rx;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	/* 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
  2273
	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
  2274
		loopback_mode = lb_mac;
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
	nic->loopback = loopback_mode;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
	if ((err = e100_hw_init(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		goto err_loopback_none;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	if (loopback_mode == lb_phy)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
		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
  2282
			BMCR_LOOPBACK);
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
	e100_start_receiver(nic, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	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
  2287
		err = -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
		goto err_loopback_none;
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
	skb_put(skb, ETH_DATA_LEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	memset(skb->data, 0xFF, ETH_DATA_LEN);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	e100_xmit_frame(skb, nic->netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	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
  2297
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
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
	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
  2300
	   skb->data, ETH_DATA_LEN))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
		err = -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
err_loopback_none:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	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
  2305
	nic->loopback = lb_none;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	e100_clean_cbs(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
err_clean_rx:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	e100_rx_clean_list(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
}
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
#define MII_LED_CONTROL	0x1B
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
#define E100_82552_LED_OVERRIDE 0x19
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
#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
  2316
#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
  2317
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
  2318
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	struct nic *nic = (struct nic *)data;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
	enum led_state {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		led_on     = 0x01,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		led_off    = 0x04,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
		led_on_559 = 0x05,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
		led_on_557 = 0x07,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	u16 led_reg = MII_LED_CONTROL;
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
	if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
		led_reg = E100_82552_LED_OVERRIDE;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
		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
  2332
		            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
  2333
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
		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
  2335
		            (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
  2336
		            led_on_559;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	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
  2339
	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
  2340
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
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
  2343
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	return mii_ethtool_gset(&nic->mii, cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
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
  2349
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
	int err;
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
	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
  2354
	err = mii_ethtool_sset(&nic->mii, cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
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
  2361
	struct ethtool_drvinfo *info)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
	strcpy(info->driver, DRV_NAME);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
	strcpy(info->version, DRV_VERSION);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	strcpy(info->fw_version, "N/A");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
	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
  2368
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
#define E100_PHY_REGS 0x1C
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
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
  2372
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	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
  2375
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
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
  2378
	struct ethtool_regs *regs, void *p)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	u32 *buff = p;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	int i;
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
	regs->version = (1 << 24) | nic->pdev->revision;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
	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
  2386
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
		ioread16(&nic->csr->scb.status);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	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
  2389
		buff[1 + E100_PHY_REGS - i] =
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
			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
  2391
	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
  2392
	e100_exec_cb(nic, NULL, e100_dump);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	msleep(10);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	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
  2395
		sizeof(nic->mem->dump_buf));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
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
  2399
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	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
  2402
	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
  2403
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
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
  2406
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
	    !device_can_wakeup(&nic->pdev->dev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
		return -EOPNOTSUPP;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
	if (wol->wolopts)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
		nic->flags |= wol_magic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
		nic->flags &= ~wol_magic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
	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
  2419
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
	e100_exec_cb(nic, NULL, e100_configure);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
}
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
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
  2426
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
	return nic->msg_enable;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
}
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
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
  2432
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	nic->msg_enable = value;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
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
  2438
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
	return mii_nway_restart(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
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
  2444
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	return mii_link_ok(&nic->mii);
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
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
  2450
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
	return nic->eeprom_wc << 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
#define E100_EEPROM_MAGIC	0x1234
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
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
  2457
	struct ethtool_eeprom *eeprom, u8 *bytes)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
	eeprom->magic = E100_EEPROM_MAGIC;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	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
  2463
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
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
  2468
	struct ethtool_eeprom *eeprom, u8 *bytes)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
	if (eeprom->magic != E100_EEPROM_MAGIC)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
		return -EINVAL;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
	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
  2476
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
	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
  2478
		(eeprom->len >> 1) + 1);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
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
  2482
	struct ethtool_ringparam *ring)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	struct param_range *rfds = &nic->params.rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	struct param_range *cbs = &nic->params.cbs;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	ring->rx_max_pending = rfds->max;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	ring->tx_max_pending = cbs->max;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	ring->rx_mini_max_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	ring->rx_jumbo_max_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
	ring->rx_pending = rfds->count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	ring->tx_pending = cbs->count;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	ring->rx_mini_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	ring->rx_jumbo_pending = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
}
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
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
  2499
	struct ethtool_ringparam *ring)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	struct param_range *rfds = &nic->params.rfds;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
	struct param_range *cbs = &nic->params.cbs;
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
	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
  2506
		return -EINVAL;
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
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
		e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	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
  2511
	rfds->count = min(rfds->count, rfds->max);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	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
  2513
	cbs->count = min(cbs->count, cbs->max);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
	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
  2515
	        rfds->count, cbs->count);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
		e100_up(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	return 0;
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 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
  2523
	"Link test     (on/offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	"Eeprom test   (on/offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
	"Self test        (offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	"Mac loopback     (offline)",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	"Phy loopback     (offline)",
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
#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
  2530
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
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
  2532
	struct ethtool_test *test, u64 *data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	struct ethtool_cmd cmd;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
	int i, err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
	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
  2539
	data[0] = !mii_link_ok(&nic->mii);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
	data[1] = e100_eeprom_load(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	if (test->flags & ETH_TEST_FL_OFFLINE) {
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
		/* save speed, duplex & autoneg settings */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
		err = mii_ethtool_gset(&nic->mii, &cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
		if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
			e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
		data[2] = e100_self_test(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
		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
  2550
		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
  2551
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
		/* restore speed, duplex & autoneg settings */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
		err = mii_ethtool_sset(&nic->mii, &cmd);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
		if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
			e100_up(nic);
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
	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
  2559
		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
  2560
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	msleep_interruptible(4 * 1000);
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
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
  2565
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	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
  2568
	              MII_LED_CONTROL;
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
	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
  2571
		data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	mod_timer(&nic->blink_timer, jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	msleep_interruptible(data * 1000);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	del_timer_sync(&nic->blink_timer);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
	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
  2576
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
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
  2581
	"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
  2582
	"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
  2583
	"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
  2584
	"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
  2585
	"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
  2586
	"tx_heartbeat_errors", "tx_window_errors",
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	/* device-specific stats */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	"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
  2589
	"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
  2590
	"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
  2591
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
#define E100_NET_STATS_LEN	21
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
#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
  2594
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
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
  2596
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	switch (sset) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	case ETH_SS_TEST:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
		return E100_TEST_LEN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	case ETH_SS_STATS:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
		return E100_STATS_LEN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	default:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
		return -EOPNOTSUPP;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	}
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
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
  2608
	struct ethtool_stats *stats, u64 *data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	int i;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	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
  2614
		data[i] = ((unsigned long *)&netdev->stats)[i];
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	data[i++] = nic->tx_deferred;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
	data[i++] = nic->tx_single_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	data[i++] = nic->tx_multiple_collisions;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	data[i++] = nic->tx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	data[i++] = nic->rx_fc_pause;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	data[i++] = nic->rx_fc_unsupported;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	data[i++] = nic->tx_tco_frames;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	data[i++] = nic->rx_tco_frames;
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_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
  2627
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
	switch (stringset) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	case ETH_SS_TEST:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
		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
  2631
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	case ETH_SS_STATS:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
		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
  2634
		break;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
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
  2639
	.get_settings		= e100_get_settings,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	.set_settings		= e100_set_settings,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	.get_drvinfo		= e100_get_drvinfo,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	.get_regs_len		= e100_get_regs_len,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
	.get_regs		= e100_get_regs,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	.get_wol		= e100_get_wol,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	.set_wol		= e100_set_wol,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	.get_msglevel		= e100_get_msglevel,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	.set_msglevel		= e100_set_msglevel,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	.nway_reset		= e100_nway_reset,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
	.get_link		= e100_get_link,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	.get_eeprom_len		= e100_get_eeprom_len,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	.get_eeprom		= e100_get_eeprom,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	.set_eeprom		= e100_set_eeprom,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	.get_ringparam		= e100_get_ringparam,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	.set_ringparam		= e100_set_ringparam,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	.self_test		= e100_diag_test,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	.get_strings		= e100_get_strings,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	.phys_id		= e100_phys_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	.get_ethtool_stats	= e100_get_ethtool_stats,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
	.get_sset_count		= e100_get_sset_count,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
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
  2663
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	struct nic *nic = netdev_priv(netdev);
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
	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
  2667
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
static int e100_alloc(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	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
  2672
		&nic->dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	return nic->mem ? 0 : -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
}
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_free(struct nic *nic)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	if (nic->mem) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
		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
  2680
			nic->mem, nic->dma_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
		nic->mem = NULL;
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
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
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
  2686
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	int err = 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	netif_carrier_off(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	if ((err = e100_up(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
		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
  2693
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
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
  2697
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
	e100_down(netdev_priv(netdev));
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
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
  2703
	.ndo_open		= e100_open,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	.ndo_stop		= e100_close,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	.ndo_start_xmit		= e100_xmit_frame,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	.ndo_validate_addr	= eth_validate_addr,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
	.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
  2708
	.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
  2709
	.ndo_change_mtu		= e100_change_mtu,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
	.ndo_do_ioctl		= e100_do_ioctl,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	.ndo_tx_timeout		= e100_tx_timeout,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
#ifdef CONFIG_NET_POLL_CONTROLLER
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
	.ndo_poll_controller	= e100_netpoll,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
};
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
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
  2718
	const struct pci_device_id *ent)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	struct net_device *netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	struct nic *nic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	int err;
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
	if (!(netdev = alloc_etherdev(sizeof(struct nic)))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
		if (((1 << debug) - 1) & NETIF_MSG_PROBE)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
			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
  2727
		return -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	netdev->netdev_ops = &e100_netdev_ops;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	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
  2734
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
	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
  2737
	nic->netdev = netdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	nic->pdev = pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	nic->msg_enable = (1 << debug) - 1;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	nic->mdio_ctrl = mdio_ctrl_hw;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
	pci_set_drvdata(pdev, netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	if ((err = pci_enable_device(pdev))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
		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
  2745
		goto err_out_free_dev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	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
  2749
		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
  2750
			"base address, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
		err = -ENODEV;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
		goto err_out_disable_pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	}
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
	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
  2756
		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
  2757
		goto err_out_disable_pdev;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	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
  2761
		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
  2762
		goto err_out_free_res;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	SET_NETDEV_DEV(netdev, &pdev->dev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	if (use_io)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
		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
  2769
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	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
  2771
	if (!nic->csr) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
		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
  2773
		err = -ENOMEM;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
		goto err_out_free_res;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	if (ent->driver_data)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		nic->flags |= ich;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	else
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
		nic->flags &= ~ich;
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
	e100_get_defaults(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	/* 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
  2785
	spin_lock_init(&nic->cb_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	spin_lock_init(&nic->cmd_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	spin_lock_init(&nic->mdio_lock);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	/* 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
  2790
	 * 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
  2791
	 * interrupt handler registered yet. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	pci_set_master(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	init_timer(&nic->watchdog);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	nic->watchdog.function = e100_watchdog;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	nic->watchdog.data = (unsigned long)nic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	init_timer(&nic->blink_timer);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	nic->blink_timer.function = e100_blink_led;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	nic->blink_timer.data = (unsigned long)nic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	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
  2804
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
	if ((err = e100_alloc(nic))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
		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
  2807
		goto err_out_iounmap;
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
	if ((err = e100_eeprom_load(nic)))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
		goto err_out_free;
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
	e100_phy_init(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	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
  2816
	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
  2817
	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
  2818
		if (!eeprom_bad_csum_allow) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
			DPRINTK(PROBE, ERR, "Invalid MAC address from "
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
			        "EEPROM, aborting.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
			err = -EAGAIN;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
			goto err_out_free;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
		} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
			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
  2825
			        "you MUST configure one.\n");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
		}
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
	/* 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
  2830
	if ((nic->mac >= mac_82558_D101_A4) &&
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
		nic->flags |= wol_magic;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
		device_set_wakeup_enable(&pdev->dev, true);
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	/* ack any pending wake events, disable PME */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	pci_pme_active(pdev, false);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	strcpy(netdev->name, "eth%d");
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	if ((err = register_netdev(netdev))) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		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
  2842
		goto err_out_free;
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
	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
  2845
			   nic->pdev,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
			   nic->params.cbs.count * sizeof(struct cb),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
			   sizeof(u32),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
			   0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	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
  2850
		(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
  2851
		pdev->irq, netdev->dev_addr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
err_out_free:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	e100_free(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
err_out_iounmap:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	pci_iounmap(pdev, nic->csr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
err_out_free_res:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
	pci_release_regions(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
err_out_disable_pdev:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
err_out_free_dev:
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	pci_set_drvdata(pdev, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	free_netdev(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	return err;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
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
  2870
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
	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
  2872
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	if (netdev) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
		struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
		unregister_netdev(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		e100_free(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		pci_iounmap(pdev, nic->csr);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
		pci_pool_destroy(nic->cbs_pool);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
		free_netdev(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
		pci_release_regions(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
		pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		pci_set_drvdata(pdev, NULL);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
#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
  2887
#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
  2888
#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
  2889
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
  2890
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	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
  2892
	struct nic *nic = netdev_priv(netdev);
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 (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	netif_device_detach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	pci_save_state(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
	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
  2901
		/* enable reverse auto-negotiation */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
			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
  2904
			                           E100_82552_SMARTSPEED);
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
			mdio_write(netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
			           E100_82552_SMARTSPEED, smartspeed |
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
			           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
  2909
		}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
		*enable_wake = true;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
	} else {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
		*enable_wake = false;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
	pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
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
  2919
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	if (wake)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
		return pci_prepare_to_sleep(pdev);
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
	pci_wake_from_d3(pdev, false);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	pci_set_power_state(pdev, PCI_D3hot);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	return 0;
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
#ifdef CONFIG_PM
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
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
  2931
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
	bool wake;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	__e100_shutdown(pdev, &wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
	return __e100_power_off(pdev, wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
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
  2938
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
	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
  2940
	struct nic *nic = netdev_priv(netdev);
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
	pci_set_power_state(pdev, PCI_D0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
	pci_restore_state(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
	/* ack any pending wake events, disable PME */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	pci_enable_wake(pdev, 0, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	/* disable reverse auto-negotiation */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
	if (nic->phy == phy_82552_v) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
		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
  2950
		                           E100_82552_SMARTSPEED);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
		mdio_write(netdev, nic->mii.phy_id,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
		           E100_82552_SMARTSPEED,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
		           smartspeed & ~(E100_82552_REV_ANEG));
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	netif_device_attach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
		e100_up(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
	return 0;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
#endif /* CONFIG_PM */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
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
  2966
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
	bool wake;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
	__e100_shutdown(pdev, &wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
	if (system_state == SYSTEM_POWER_OFF)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
		__e100_power_off(pdev, wake);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
}
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
/* ------------------ PCI Error Recovery infrastructure  -------------- */
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
 * 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
  2976
 * @pdev: Pointer to PCI device
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
 * @state: The current pci connection state
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
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
  2980
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	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
  2982
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
	netif_device_detach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	if (state == pci_channel_io_perm_failure)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
		return PCI_ERS_RESULT_DISCONNECT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	if (netif_running(netdev))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		e100_down(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
	pci_disable_device(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	/* Request a slot reset. */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	return PCI_ERS_RESULT_NEED_RESET;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
/**
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
 * 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
  2999
 * @pdev: Pointer to PCI device
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
 *
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
 * Restart the card from scratch.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
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
  3004
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
	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
  3006
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	if (pci_enable_device(pdev)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
		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
  3010
		return PCI_ERS_RESULT_DISCONNECT;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
	pci_set_master(pdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	/* 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
  3015
	if (0 != PCI_FUNC(pdev->devfn))
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
		return PCI_ERS_RESULT_RECOVERED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	e100_hw_reset(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	e100_phy_init(nic);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	return PCI_ERS_RESULT_RECOVERED;
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
/**
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
 * e100_io_resume - resume normal operations
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
 * @pdev: Pointer to PCI device
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
 *
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
 * Resume normal operations after an error recovery
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
 * sequence has been completed.
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
 */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
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
  3031
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
	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
  3033
	struct nic *nic = netdev_priv(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	/* ack any pending wake events, disable PME */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
	pci_enable_wake(pdev, 0, 0);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	netif_device_attach(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	if (netif_running(netdev)) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		e100_open(netdev);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		mod_timer(&nic->watchdog, jiffies);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
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
  3046
	.error_detected = e100_io_error_detected,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	.slot_reset = e100_io_slot_reset,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
	.resume = e100_io_resume,
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
static struct pci_driver e100_driver = {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	.name =         DRV_NAME,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
	.id_table =     e100_id_table,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	.probe =        e100_probe,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
	.remove =       __devexit_p(e100_remove),
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
#ifdef CONFIG_PM
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	/* Power Management hooks */
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	.suspend =      e100_suspend,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	.resume =       e100_resume,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
#endif
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	.shutdown =     e100_shutdown,
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	.err_handler = &e100_err_handler,
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
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
static int __init e100_init_module(void)
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
{
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
		printk(KERN_INFO PFX "%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
		printk(KERN_INFO PFX "%s\n", DRV_COPYRIGHT);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
	return pci_register_driver(&e100_driver);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
static void __exit e100_cleanup_module(void)
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
	pci_unregister_driver(&e100_driver);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
}
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
module_init(e100_init_module);
d05df15dcc6c Added e100 driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
module_exit(e100_cleanup_module);