devices/e100-2.6.31-orig.c
author Knud Baastrup <kba@deif.com>
Tue, 14 Apr 2015 10:12:55 -0400
changeset 2625 e25af8bd3957
parent 1812 b7ce5f9f13df
permissions -rw-r--r--
Eoe mac address now derived from unique mac.
The EoE MAC address is now derived from the NIC part of the first global
unique MAC address of the linked list of available network interfaces or
otherwise the MAC address used by the EtherCAT master. The EoE MAC address
will get the format 02:NIC:NIC:NIC:RP:RP where NIC comes from the unique MAC
address (if available) and RP is the ring position of the EoE slave.
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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/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/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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diff changeset
   248
	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
	{ 0, }
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
MODULE_DEVICE_TABLE(pci, e100_id_table);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
enum mac {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
	mac_82557_D100_A  = 0,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
	mac_82557_D100_B  = 1,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
	mac_82557_D100_C  = 2,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
	mac_82558_D101_A4 = 4,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
	mac_82558_D101_B0 = 5,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	mac_82559_D101M   = 8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	mac_82559_D101S   = 9,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	mac_82550_D102    = 12,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	mac_82550_D102_C  = 13,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	mac_82551_E       = 14,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	mac_82551_F       = 15,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	mac_82551_10      = 16,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	mac_unknown       = 0xFF,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
enum phy {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	phy_100a     = 0x000003E0,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	phy_100c     = 0x035002A8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	phy_82555_tx = 0x015002A8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	phy_nsc_tx   = 0x5C002000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	phy_82562_et = 0x033002A8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	phy_82562_em = 0x032002A8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	phy_82562_ek = 0x031002A8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	phy_82562_eh = 0x017002A8,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	phy_82552_v  = 0xd061004d,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	phy_unknown  = 0xFFFFFFFF,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
/* CSR (Control/Status Registers) */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
struct csr {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	struct {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
		u8 status;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
		u8 stat_ack;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
		u8 cmd_lo;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		u8 cmd_hi;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
		u32 gen_ptr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	} scb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
	u32 port;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	u16 flash_ctrl;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	u8 eeprom_ctrl_lo;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	u8 eeprom_ctrl_hi;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	u32 mdi_ctrl;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	u32 rx_dma_count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
enum scb_status {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	rus_no_res       = 0x08,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
	rus_ready        = 0x10,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	rus_mask         = 0x3C,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
enum ru_state  {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
	RU_SUSPENDED = 0,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
	RU_RUNNING	 = 1,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	RU_UNINITIALIZED = -1,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
enum scb_stat_ack {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	stat_ack_not_ours    = 0x00,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
	stat_ack_sw_gen      = 0x04,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	stat_ack_rnr         = 0x10,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	stat_ack_cu_idle     = 0x20,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	stat_ack_frame_rx    = 0x40,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	stat_ack_cu_cmd_done = 0x80,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	stat_ack_not_present = 0xFF,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
enum scb_cmd_hi {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	irq_mask_none = 0x00,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	irq_mask_all  = 0x01,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	irq_sw_gen    = 0x02,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
enum scb_cmd_lo {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	cuc_nop        = 0x00,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	ruc_start      = 0x01,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	ruc_load_base  = 0x06,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	cuc_start      = 0x10,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	cuc_resume     = 0x20,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	cuc_dump_addr  = 0x40,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	cuc_dump_stats = 0x50,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	cuc_load_base  = 0x60,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	cuc_dump_reset = 0x70,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
enum cuc_dump {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
	cuc_dump_complete       = 0x0000A005,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	cuc_dump_reset_complete = 0x0000A007,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
enum port {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	software_reset  = 0x0000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	selftest        = 0x0001,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	selective_reset = 0x0002,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
enum eeprom_ctrl_lo {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
	eesk = 0x01,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	eecs = 0x02,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	eedi = 0x04,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	eedo = 0x08,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
enum mdi_ctrl {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	mdi_write = 0x04000000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
	mdi_read  = 0x08000000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	mdi_ready = 0x10000000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
enum eeprom_op {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	op_write = 0x05,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	op_read  = 0x06,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	op_ewds  = 0x10,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	op_ewen  = 0x13,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
enum eeprom_offsets {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	eeprom_cnfg_mdix  = 0x03,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
	eeprom_phy_iface  = 0x06,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	eeprom_id         = 0x0A,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	eeprom_config_asf = 0x0D,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	eeprom_smbus_addr = 0x90,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
enum eeprom_cnfg_mdix {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	eeprom_mdix_enabled = 0x0080,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
enum eeprom_phy_iface {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	NoSuchPhy = 0,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	I82553AB,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	I82553C,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	I82503,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	DP83840,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	S80C240,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	S80C24,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	I82555,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	DP83840A = 10,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
enum eeprom_id {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
	eeprom_id_wol = 0x0020,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
enum eeprom_config_asf {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	eeprom_asf = 0x8000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	eeprom_gcl = 0x4000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
enum cb_status {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
	cb_complete = 0x8000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
	cb_ok       = 0x2000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
enum cb_command {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
	cb_nop    = 0x0000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
	cb_iaaddr = 0x0001,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
	cb_config = 0x0002,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	cb_multi  = 0x0003,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	cb_tx     = 0x0004,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	cb_ucode  = 0x0005,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	cb_dump   = 0x0006,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	cb_tx_sf  = 0x0008,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	cb_cid    = 0x1f00,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	cb_i      = 0x2000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	cb_s      = 0x4000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	cb_el     = 0x8000,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
struct rfd {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	__le16 status;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	__le16 command;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	__le32 link;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	__le32 rbd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	__le16 actual_size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	__le16 size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
struct rx {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	struct rx *next, *prev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	struct sk_buff *skb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	dma_addr_t dma_addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
#if defined(__BIG_ENDIAN_BITFIELD)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
#define X(a,b)	b,a
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
#else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
#define X(a,b)	a,b
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
#endif
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
struct config {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
/*0*/	u8 X(byte_count:6, pad0:2);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
/*1*/	u8 X(X(rx_fifo_limit:4, tx_fifo_limit:3), pad1:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
/*2*/	u8 adaptive_ifs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
	   term_write_cache_line:1), pad3:4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
/*4*/	u8 X(rx_dma_max_count:7, pad4:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
/*5*/	u8 X(tx_dma_max_count:7, dma_max_count_enable:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
/*6*/	u8 X(X(X(X(X(X(X(late_scb_update:1, direct_rx_dma:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	   tno_intr:1), cna_intr:1), standard_tcb:1), standard_stat_counter:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	   rx_discard_overruns:1), rx_save_bad_frames:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
/*7*/	u8 X(X(X(X(X(rx_discard_short_frames:1, tx_underrun_retry:2),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	   pad7:2), rx_extended_rfd:1), tx_two_frames_in_fifo:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
	   tx_dynamic_tbd:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
/*8*/	u8 X(X(mii_mode:1, pad8:6), csma_disabled:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
/*9*/	u8 X(X(X(X(X(rx_tcpudp_checksum:1, pad9:3), vlan_arp_tco:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	   link_status_wake:1), arp_wake:1), mcmatch_wake:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
/*10*/	u8 X(X(X(pad10:3, no_source_addr_insertion:1), preamble_length:2),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	   loopback:2);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
/*11*/	u8 X(linear_priority:3, pad11:5);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
/*12*/	u8 X(X(linear_priority_mode:1, pad12:3), ifs:4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
/*13*/	u8 ip_addr_lo;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
/*14*/	u8 ip_addr_hi;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	   pad15_2:1), crs_or_cdt:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
/*16*/	u8 fc_delay_lo;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
/*17*/	u8 fc_delay_hi;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	   rx_long_ok:1), fc_priority_threshold:3), pad18:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
/*19*/	u8 X(X(X(X(X(X(X(addr_wake:1, magic_packet_disable:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	   fc_disable:1), fc_restop:1), fc_restart:1), fc_reject:1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	   full_duplex_force:1), full_duplex_pin:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
/*20*/	u8 X(X(X(pad20_1:5, fc_priority_location:1), multi_ia:1), pad20_2:1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
/*21*/	u8 X(X(pad21_1:3, multicast_all:1), pad21_2:4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
/*22*/	u8 X(X(rx_d102_mode:1, rx_vlan_drop:1), pad22:6);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	u8 pad_d102[9];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
#define E100_MAX_MULTICAST_ADDRS	64
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
struct multi {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
	__le16 count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
/* Important: keep total struct u32-aligned */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
#define UCODE_SIZE			134
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
struct cb {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	__le16 status;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	__le16 command;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	__le32 link;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
	union {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		u8 iaaddr[ETH_ALEN];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		__le32 ucode[UCODE_SIZE];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
		struct config config;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
		struct multi multi;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
		struct {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
			u32 tbd_array;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
			u16 tcb_byte_count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
			u8 threshold;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
			u8 tbd_count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
			struct {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
				__le32 buf_addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
				__le16 size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
				u16 eol;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
			} tbd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
		} tcb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
		__le32 dump_buffer_addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	} u;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
	struct cb *next, *prev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	dma_addr_t dma_addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
	struct sk_buff *skb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
enum loopback {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	lb_none = 0, lb_mac = 1, lb_phy = 3,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
struct stats {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
		tx_multiple_collisions, tx_total_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
		rx_short_frame_errors;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	__le16 xmt_tco_frames, rcv_tco_frames;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	__le32 complete;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
struct mem {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	struct {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
		u32 signature;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
		u32 result;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	} selftest;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	struct stats stats;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	u8 dump_buf[596];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
struct param_range {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	u32 min;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	u32 max;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	u32 count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
struct params {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
	struct param_range rfds;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	struct param_range cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
struct nic {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
	/* Begin: frequently used values: keep adjacent for cache effect */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	u32 msg_enable				____cacheline_aligned;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	struct net_device *netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	struct pci_dev *pdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
	u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
	struct rx *rxs				____cacheline_aligned;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	struct rx *rx_to_use;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	struct rx *rx_to_clean;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	struct rfd blank_rfd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	enum ru_state ru_running;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	spinlock_t cb_lock			____cacheline_aligned;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	spinlock_t cmd_lock;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	struct csr __iomem *csr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	enum scb_cmd_lo cuc_cmd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	unsigned int cbs_avail;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	struct napi_struct napi;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	struct cb *cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	struct cb *cb_to_use;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	struct cb *cb_to_send;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	struct cb *cb_to_clean;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	__le16 tx_command;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	/* End: frequently used values: keep adjacent for cache effect */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	enum {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
		ich                = (1 << 0),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
		promiscuous        = (1 << 1),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		multicast_all      = (1 << 2),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
		wol_magic          = (1 << 3),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
		ich_10h_workaround = (1 << 4),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
	} flags					____cacheline_aligned;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	enum mac mac;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
	enum phy phy;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	struct params params;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	struct timer_list watchdog;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
	struct timer_list blink_timer;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	struct mii_if_info mii;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	struct work_struct tx_timeout_task;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	enum loopback loopback;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	struct mem *mem;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	dma_addr_t dma_addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	dma_addr_t cbs_dma_addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	u8 adaptive_ifs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	u8 tx_threshold;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	u32 tx_frames;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	u32 tx_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	u32 tx_deferred;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	u32 tx_single_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	u32 tx_multiple_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	u32 tx_fc_pause;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	u32 tx_tco_frames;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	u32 rx_fc_pause;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	u32 rx_fc_unsupported;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	u32 rx_tco_frames;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	u32 rx_over_length_errors;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	u16 leds;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	u16 eeprom_wc;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	__le16 eeprom[256];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	spinlock_t mdio_lock;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
static inline void e100_write_flush(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	/* Flush previous PCI writes through intermediate bridges
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	 * by doing a benign read */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	(void)ioread8(&nic->csr->scb.status);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
static void e100_enable_irq(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	unsigned long flags;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	spin_lock_irqsave(&nic->cmd_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	iowrite8(irq_mask_none, &nic->csr->scb.cmd_hi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	e100_write_flush(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
static void e100_disable_irq(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	unsigned long flags;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
	spin_lock_irqsave(&nic->cmd_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	iowrite8(irq_mask_all, &nic->csr->scb.cmd_hi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	e100_write_flush(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
static void e100_hw_reset(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	/* Put CU and RU into idle with a selective reset to get
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	 * device off of PCI bus */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	iowrite32(selective_reset, &nic->csr->port);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	e100_write_flush(nic); udelay(20);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	/* Now fully reset device */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	iowrite32(software_reset, &nic->csr->port);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	e100_write_flush(nic); udelay(20);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	/* Mask off our interrupt line - it's unmasked after reset */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	e100_disable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
static int e100_self_test(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	u32 dma_addr = nic->dma_addr + offsetof(struct mem, selftest);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	/* Passing the self-test is a pretty good indication
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	 * that the device can DMA to/from host memory */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	nic->mem->selftest.signature = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	nic->mem->selftest.result = 0xFFFFFFFF;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	iowrite32(selftest | dma_addr, &nic->csr->port);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	e100_write_flush(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	/* Wait 10 msec for self-test to complete */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	msleep(10);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	/* Interrupts are enabled after self-test */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	e100_disable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	/* Check results of self-test */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	if (nic->mem->selftest.result != 0) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
		DPRINTK(HW, ERR, "Self-test failed: result=0x%08X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
			nic->mem->selftest.result);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
		return -ETIMEDOUT;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	if (nic->mem->selftest.signature == 0) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
		DPRINTK(HW, ERR, "Self-test failed: timed out\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
		return -ETIMEDOUT;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	u32 cmd_addr_data[3];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
	u8 ctrl;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	int i, j;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	/* Three cmds: write/erase enable, write data, write/erase disable */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	cmd_addr_data[0] = op_ewen << (addr_len - 2);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
		le16_to_cpu(data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
	cmd_addr_data[2] = op_ewds << (addr_len - 2);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	/* Bit-bang cmds to write word to eeprom */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	for (j = 0; j < 3; j++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
		/* Chip select */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
		iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		for (i = 31; i >= 0; i--) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
				eecs | eedi : eecs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
			e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
			iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
			e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
		/* Wait 10 msec for cmd to complete */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
		msleep(10);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
		/* Chip deselect */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
		e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
/* General technique stolen from the eepro100 driver - very clever */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
	u32 cmd_addr_data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	u16 data = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	u8 ctrl;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	int i;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	cmd_addr_data = ((op_read << *addr_len) | addr) << 16;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	/* Chip select */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	/* Bit-bang to read word from eeprom */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	for (i = 31; i >= 0; i--) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
		ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
		e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		/* Eeprom drives a dummy zero to EEDO after receiving
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
		 * complete address.  Use this to adjust addr_len. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		if (!(ctrl & eedo) && i > 16) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
			*addr_len -= (i - 16);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
			i = 17;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
	/* Chip deselect */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
	e100_write_flush(nic); udelay(4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
	return cpu_to_le16(data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
/* Load entire EEPROM image into driver cache and validate checksum */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
static int e100_eeprom_load(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
	u16 addr, addr_len = 8, checksum = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
	/* Try reading with an 8-bit addr len to discover actual addr len */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	e100_eeprom_read(nic, &addr_len, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
	nic->eeprom_wc = 1 << addr_len;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
	for (addr = 0; addr < nic->eeprom_wc; addr++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
		if (addr < nic->eeprom_wc - 1)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			checksum += le16_to_cpu(nic->eeprom[addr]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	/* The checksum, stored in the last word, is calculated such that
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	 * the sum of words should be 0xBABA */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		DPRINTK(PROBE, ERR, "EEPROM corrupted\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		if (!eeprom_bad_csum_allow)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
			return -EAGAIN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
/* Save (portion of) driver EEPROM cache to device and update checksum */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
	u16 addr, addr_len = 8, checksum = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
	/* Try reading with an 8-bit addr len to discover actual addr len */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	e100_eeprom_read(nic, &addr_len, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	nic->eeprom_wc = 1 << addr_len;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	if (start + count >= nic->eeprom_wc)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
		return -EINVAL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	for (addr = start; addr < start + count; addr++)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
		e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	/* The checksum, stored in the last word, is calculated such that
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	 * the sum of words should be 0xBABA */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
		checksum += le16_to_cpu(nic->eeprom[addr]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		nic->eeprom[nic->eeprom_wc - 1]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
#define E100_WAIT_SCB_FAST 20       /* delay like the old code */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
	unsigned long flags;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
	unsigned int i;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	int err = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	spin_lock_irqsave(&nic->cmd_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
	/* Previous command is accepted when SCB clears */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
		if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
			break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
		cpu_relax();
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
		if (unlikely(i > E100_WAIT_SCB_FAST))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
			udelay(5);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
		err = -EAGAIN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
		goto err_unlock;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	if (unlikely(cmd != cuc_resume))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
		iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
err_unlock:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
	struct cb *cb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
	unsigned long flags;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
	int err = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
	spin_lock_irqsave(&nic->cb_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
	if (unlikely(!nic->cbs_avail)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
		err = -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
		goto err_unlock;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	cb = nic->cb_to_use;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
	nic->cb_to_use = cb->next;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
	nic->cbs_avail--;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
	cb->skb = skb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
	if (unlikely(!nic->cbs_avail))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		err = -ENOSPC;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
	cb_prepare(nic, cb, skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
	/* Order is important otherwise we'll be in a race with h/w:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	 * set S-bit in current first, then clear S-bit in previous. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	cb->command |= cpu_to_le16(cb_s);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	wmb();
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	cb->prev->command &= cpu_to_le16(~cb_s);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	while (nic->cb_to_send != nic->cb_to_use) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
		if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
			nic->cb_to_send->dma_addr))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
			/* Ok, here's where things get sticky.  It's
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
			 * possible that we can't schedule the command
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
			 * because the controller is too busy, so
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
			 * let's just queue the command and try again
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
			 * when another command is scheduled. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
			if (err == -ENOSPC) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
				//request a reset
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
				schedule_work(&nic->tx_timeout_task);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
			break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
		} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
			nic->cuc_cmd = cuc_resume;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			nic->cb_to_send = nic->cb_to_send->next;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
err_unlock:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	spin_unlock_irqrestore(&nic->cb_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
static int mdio_read(struct net_device *netdev, int addr, int reg)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
	return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
	nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
/* the standard mdio_ctrl() function for usual MII-compliant hardware */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
	u32 data_out = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	unsigned int i;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	unsigned long flags;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	/*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	 * Stratus87247: we shouldn't be writing the MDI control
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
	 * register until the Ready bit shows True.  Also, since
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	 * manipulation of the MDI control registers is a multi-step
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
	 * procedure it should be done under lock.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	spin_lock_irqsave(&nic->mdio_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	for (i = 100; i; --i) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
		if (ioread32(&nic->csr->mdi_ctrl) & mdi_ready)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
			break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
		udelay(20);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	if (unlikely(!i)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
		printk("e100.mdio_ctrl(%s) won't go Ready\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
			nic->netdev->name );
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
		return 0;		/* No way to indicate timeout error */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	iowrite32((reg << 16) | (addr << 21) | dir | data, &nic->csr->mdi_ctrl);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	for (i = 0; i < 100; i++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
		udelay(20);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		if ((data_out = ioread32(&nic->csr->mdi_ctrl)) & mdi_ready)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
			break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	spin_unlock_irqrestore(&nic->mdio_lock, flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
	DPRINTK(HW, DEBUG,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
		"%s:addr=%d, reg=%d, data_in=0x%04X, data_out=0x%04X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
		dir == mdi_read ? "READ" : "WRITE", addr, reg, data, data_out);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	return (u16)data_out;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
				 u32 addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
				 u32 dir,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
				 u32 reg,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
				 u16 data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
			u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
							MII_ADVERTISE);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
			/*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
			 * Workaround Si issue where sometimes the part will not
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
			 * autoneg to 100Mbps even when advertised.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
			 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
			if (advert & ADVERTISE_100FULL)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
			else if (advert & ADVERTISE_100HALF)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
				data |= BMCR_SPEED100;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
	return mdio_ctrl_hw(nic, addr, dir, reg, data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
/* Fully software-emulated mdio_ctrl() function for cards without
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
 * MII-compliant PHYs.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
 * For now, this is mainly geared towards 80c24 support; in case of further
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
 * requirements for other types (i82503, ...?) either extend this mechanism
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
 * or split it, whichever is cleaner.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
				      u32 addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
				      u32 dir,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
				      u32 reg,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
				      u16 data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	/* might need to allocate a netdev_priv'ed register array eventually
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	 * to be able to record state changes, but for now
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	 * some fully hardcoded register handling ought to be ok I guess. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	if (dir == mdi_read) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
		switch (reg) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
		case MII_BMCR:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
			/* Auto-negotiation, right? */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
			return  BMCR_ANENABLE |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
				BMCR_FULLDPLX;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
		case MII_BMSR:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
				BMSR_ANEGCAPABLE |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
				BMSR_10FULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
		case MII_ADVERTISE:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
			/* 80c24 is a "combo card" PHY, right? */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
			return	ADVERTISE_10HALF |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
				ADVERTISE_10FULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
		default:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
			DPRINTK(HW, DEBUG,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
		"%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
		dir == mdi_read ? "READ" : "WRITE", addr, reg, data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
			return 0xFFFF;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		switch (reg) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		default:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
			DPRINTK(HW, DEBUG,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		"%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
		dir == mdi_read ? "READ" : "WRITE", addr, reg, data);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
			return 0xFFFF;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
static inline int e100_phy_supports_mii(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	/* for now, just check it by comparing whether we
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	   are using MII software emulation.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	*/
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
static void e100_get_defaults(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	struct param_range rfds = { .min = 16, .max = 256, .count = 256 };
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
	struct param_range cbs  = { .min = 64, .max = 256, .count = 128 };
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
	if (nic->mac == mac_unknown)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
		nic->mac = mac_82557_D100_A;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	nic->params.rfds = rfds;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	nic->params.cbs = cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	/* Quadwords to DMA into FIFO before starting frame transmit */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	nic->tx_threshold = 0xE0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	/* no interrupt for every tx completion, delay = 256us if not 557 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	nic->tx_command = cpu_to_le16(cb_tx | cb_tx_sf |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
		((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	/* Template for a freshly allocated RFD */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	nic->blank_rfd.command = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	nic->blank_rfd.rbd = cpu_to_le32(0xFFFFFFFF);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	/* MII setup */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
	nic->mii.phy_id_mask = 0x1F;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	nic->mii.reg_num_mask = 0x1F;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	nic->mii.dev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
	nic->mii.mdio_read = mdio_read;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	nic->mii.mdio_write = mdio_write;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	struct config *config = &cb->u.config;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	u8 *c = (u8 *)config;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	cb->command = cpu_to_le16(cb_config);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	memset(config, 0, sizeof(struct config));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	config->byte_count = 0x16;		/* bytes in this struct */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	config->rx_fifo_limit = 0x8;		/* bytes in FIFO before DMA */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
	config->direct_rx_dma = 0x1;		/* reserved */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	config->standard_tcb = 0x1;		/* 1=standard, 0=extended */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	config->standard_stat_counter = 0x1;	/* 1=standard, 0=extended */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	config->rx_discard_short_frames = 0x1;	/* 1=discard, 0=pass */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	config->tx_underrun_retry = 0x3;	/* # of underrun retries */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	if (e100_phy_supports_mii(nic))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
		config->mii_mode = 1;           /* 1=MII mode, 0=i82503 mode */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	config->pad10 = 0x6;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	config->no_source_addr_insertion = 0x1;	/* 1=no, 0=yes */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	config->preamble_length = 0x2;		/* 0=1, 1=3, 2=7, 3=15 bytes */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	config->ifs = 0x6;			/* x16 = inter frame spacing */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	config->ip_addr_hi = 0xF2;		/* ARP IP filter - not used */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	config->pad15_1 = 0x1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	config->pad15_2 = 0x1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	config->crs_or_cdt = 0x0;		/* 0=CRS only, 1=CRS or CDT */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	config->fc_delay_hi = 0x40;		/* time delay for fc frame */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	config->tx_padding = 0x1;		/* 1=pad short frames */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	config->fc_priority_threshold = 0x7;	/* 7=priority fc disabled */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
	config->pad18 = 0x1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	config->full_duplex_pin = 0x1;		/* 1=examine FDX# pin */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	config->pad20_1 = 0x1F;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	config->fc_priority_location = 0x1;	/* 1=byte#31, 0=byte#19 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	config->pad21_1 = 0x5;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	config->adaptive_ifs = nic->adaptive_ifs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	config->loopback = nic->loopback;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	if (nic->mii.force_media && nic->mii.full_duplex)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
		config->full_duplex_force = 0x1;	/* 1=force, 0=auto */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
	if (nic->flags & promiscuous || nic->loopback) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
		config->rx_save_bad_frames = 0x1;	/* 1=save, 0=discard */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
		config->rx_discard_short_frames = 0x0;	/* 1=discard, 0=save */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
		config->promiscuous_mode = 0x1;		/* 1=on, 0=off */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	if (nic->flags & multicast_all)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
		config->multicast_all = 0x1;		/* 1=accept, 0=no */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	/* disable WoL when up */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	if (netif_running(nic->netdev) || !(nic->flags & wol_magic))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	if (nic->mac >= mac_82558_D101_A4) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
		config->fc_disable = 0x1;	/* 1=Tx fc off, 0=Tx fc on */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
		config->mwi_enable = 0x1;	/* 1=enable, 0=disable */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
		config->standard_tcb = 0x0;	/* 1=standard, 0=extended */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		config->rx_long_ok = 0x1;	/* 1=VLANs ok, 0=standard */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
		if (nic->mac >= mac_82559_D101M) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
			config->tno_intr = 0x1;		/* TCO stats enable */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
			/* Enable TCO in extended config */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
			if (nic->mac >= mac_82551_10) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
				config->byte_count = 0x20; /* extended bytes */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
				config->rx_d102_mode = 0x1; /* GMRC for TCO */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
			}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
		} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
			config->standard_stat_counter = 0x0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
	DPRINTK(HW, DEBUG, "[00-07]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
		c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
	DPRINTK(HW, DEBUG, "[08-15]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
		c[8], c[9], c[10], c[11], c[12], c[13], c[14], c[15]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	DPRINTK(HW, DEBUG, "[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
		c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
/*************************************************************************
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
*  CPUSaver parameters
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
*  All CPUSaver parameters are 16-bit literals that are part of a
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
*  "move immediate value" instruction.  By changing the value of
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
*  the literal in the instruction before the code is loaded, the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
*  driver can change the algorithm.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
*  INTDELAY - This loads the dead-man timer with its initial value.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
*    When this timer expires the interrupt is asserted, and the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
*    timer is reset each time a new packet is received.  (see
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
*    BUNDLEMAX below to set the limit on number of chained packets)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
*    The current default is 0x600 or 1536.  Experiments show that
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
*    the value should probably stay within the 0x200 - 0x1000.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
*  BUNDLEMAX -
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
*    This sets the maximum number of frames that will be bundled.  In
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
*    some situations, such as the TCP windowing algorithm, it may be
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
*    better to limit the growth of the bundle size than let it go as
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
*    high as it can, because that could cause too much added latency.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
*    The default is six, because this is the number of packets in the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
*    default TCP window size.  A value of 1 would make CPUSaver indicate
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
*    an interrupt for every frame received.  If you do not want to put
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
*    a limit on the bundle size, set this value to xFFFF.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
*  BUNDLESMALL -
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
*    This contains a bit-mask describing the minimum size frame that
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
*    will be bundled.  The default masks the lower 7 bits, which means
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
*    that any frame less than 128 bytes in length will not be bundled,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
*    but will instead immediately generate an interrupt.  This does
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
*    not affect the current bundle in any way.  Any frame that is 128
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
*    bytes or large will be bundled normally.  This feature is meant
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
*    to provide immediate indication of ACK frames in a TCP environment.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
*    Customers were seeing poor performance when a machine with CPUSaver
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
*    enabled was sending but not receiving.  The delay introduced when
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
*    the ACKs were received was enough to reduce total throughput, because
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
*    the sender would sit idle until the ACK was finally seen.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
*
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
*    The current default is 0xFF80, which masks out the lower 7 bits.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
*    This means that any frame which is x7F (127) bytes or smaller
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
*    will cause an immediate interrupt.  Because this value must be a
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
*    bit mask, there are only a few valid values that can be used.  To
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
*    turn this feature off, the driver can write the value xFFFF to the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
*    lower word of this instruction (in the same way that the other
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
*    parameters are used).  Likewise, a value of 0xF800 (2047) would
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
*    cause an interrupt to be generated for every frame, because all
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
*    standard Ethernet frames are <= 2047 bytes in length.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
*************************************************************************/
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
/* if you wish to disable the ucode functionality, while maintaining the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
 * workarounds it provides, set the following defines to:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
 * BUNDLESMALL 0
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
 * BUNDLEMAX 1
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
 * INTDELAY 1
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
#define BUNDLESMALL 1
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
#define BUNDLEMAX (u16)6
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
#define INTDELAY (u16)1536 /* 0x600 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
/* Initialize firmware */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
static const struct firmware *e100_request_firmware(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
	const char *fw_name;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
	const struct firmware *fw;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	u8 timer, bundle, min_size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
	/* do not load u-code for ICH devices */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
	if (nic->flags & ich)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
		return NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
	/* Search for ucode match against h/w revision */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
	if (nic->mac == mac_82559_D101M)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
		fw_name = FIRMWARE_D101M;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
	else if (nic->mac == mac_82559_D101S)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
		fw_name = FIRMWARE_D101S;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
	else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
		fw_name = FIRMWARE_D102E;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
	else /* No ucode on other devices */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
		return NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	err = request_firmware(&fw, fw_name, &nic->pdev->dev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	if (err) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
		DPRINTK(PROBE, ERR, "Failed to load firmware \"%s\": %d\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
			fw_name, err);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
		return ERR_PTR(err);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	/* Firmware should be precisely UCODE_SIZE (words) plus three bytes
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	if (fw->size != UCODE_SIZE * 4 + 3) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
		DPRINTK(PROBE, ERR, "Firmware \"%s\" has wrong size %zu\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
			fw_name, fw->size);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
		release_firmware(fw);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
		return ERR_PTR(-EINVAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
	/* Read timer, bundle and min_size from end of firmware blob */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	timer = fw->data[UCODE_SIZE * 4];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
	bundle = fw->data[UCODE_SIZE * 4 + 1];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	min_size = fw->data[UCODE_SIZE * 4 + 2];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	    min_size >= UCODE_SIZE) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
		DPRINTK(PROBE, ERR,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
			"\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
			fw_name, timer, bundle, min_size);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
		release_firmware(fw);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
		return ERR_PTR(-EINVAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	/* OK, firmware is validated and ready to use... */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	return fw;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
static void e100_setup_ucode(struct nic *nic, struct cb *cb,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
			     struct sk_buff *skb)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
	const struct firmware *fw = (void *)skb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	u8 timer, bundle, min_size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	/* It's not a real skb; we just abused the fact that e100_exec_cb
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
	   will pass it through to here... */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	cb->skb = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
	/* firmware is stored as little endian already */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
	memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	/* Read timer, bundle and min_size from end of firmware blob */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	timer = fw->data[UCODE_SIZE * 4];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
	bundle = fw->data[UCODE_SIZE * 4 + 1];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	min_size = fw->data[UCODE_SIZE * 4 + 2];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	/* Insert user-tunable settings in cb->u.ucode */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
	cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
	cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
	cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
	cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	cb->command = cpu_to_le16(cb_ucode | cb_el);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
static inline int e100_load_ucode_wait(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	const struct firmware *fw;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	int err = 0, counter = 50;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	struct cb *cb = nic->cb_to_clean;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	fw = e100_request_firmware(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
	/* If it's NULL, then no ucode is required */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	if (!fw || IS_ERR(fw))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
		return PTR_ERR(fw);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		DPRINTK(PROBE,ERR, "ucode cmd failed with error %d\n", err);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	/* must restart cuc */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
	nic->cuc_cmd = cuc_start;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	/* wait for completion */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	e100_write_flush(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	udelay(10);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	/* wait for possibly (ouch) 500ms */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
	while (!(cb->status & cpu_to_le16(cb_complete))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
		msleep(10);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
		if (!--counter) break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	/* ack any interrupts, something could have been set */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	iowrite8(~0, &nic->csr->scb.stat_ack);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	/* if the command failed, or is not OK, notify and return */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	if (!counter || !(cb->status & cpu_to_le16(cb_ok))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
		DPRINTK(PROBE,ERR, "ucode load failed\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
		err = -EPERM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
static void e100_setup_iaaddr(struct nic *nic, struct cb *cb,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	struct sk_buff *skb)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
	cb->command = cpu_to_le16(cb_iaaddr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	cb->command = cpu_to_le16(cb_dump);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
		offsetof(struct mem, dump_buf));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
static int e100_phy_check_without_mii(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	u8 phy_type;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	int without_mii;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	switch (phy_type) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	case I82503: /* Non-MII PHY; UNTESTED! */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
	case S80C24: /* Non-MII PHY; tested and working */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
		/* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
		 * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
		 * doesn't have a programming interface of any sort.  The
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
		 * media is sensed automatically based on how the link partner
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
		 * is configured.  This is, in essence, manual configuration.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
		 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
		DPRINTK(PROBE, INFO,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
			 "found MII-less i82503 or 80c24 or other PHY\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
		nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
		nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		/* these might be needed for certain MII-less cards...
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
		 * nic->flags |= ich;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
		 * nic->flags |= ich_10h_workaround; */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
		without_mii = 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
		break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	default:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
		without_mii = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
		break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	return without_mii;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
#define NCONFIG_AUTO_SWITCH	0x0080
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
#define MII_NSC_CONG		MII_RESV1
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
#define NSC_CONG_ENABLE		0x0100
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
#define NSC_CONG_TXREADY	0x0400
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
#define ADVERTISE_FC_SUPPORTED	0x0400
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
static int e100_phy_init(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	struct net_device *netdev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	u32 addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	u16 bmcr, stat, id_lo, id_hi, cong;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
	/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
	for (addr = 0; addr < 32; addr++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
		nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
			break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	if (addr == 32) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
		/* uhoh, no PHY detected: check whether we seem to be some
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
		 * weird, rare variant which is *known* to not have any MII.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
		 * But do this AFTER MII checking only, since this does
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
		 * lookup of EEPROM values which may easily be unreliable. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
		if (e100_phy_check_without_mii(nic))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
			return 0; /* simply return and hope for the best */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
		else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
			/* for unknown cases log a fatal error */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
			DPRINTK(HW, ERR,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
				"Failed to locate any known PHY, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
			return -EAGAIN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	} else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
		DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	/* Isolate all the PHY ids */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
	for (addr = 0; addr < 32; addr++)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
		mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	/* Select the discovered PHY */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
	bmcr &= ~BMCR_ISOLATE;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
	/* Get phy ID */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	DPRINTK(HW, DEBUG, "phy ID = 0x%08X\n", nic->phy);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	/* Handle National tx phys */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		/* Disable congestion control */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
		cong |= NSC_CONG_TXREADY;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		cong &= ~NSC_CONG_ENABLE;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
		mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	if (nic->phy == phy_82552_v) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
		u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
		/* assign special tweaked mdio_ctrl() function */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
		nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
		/* Workaround Si not advertising flow-control during autoneg */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
		/* Reset for the above changes to take effect */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		bmcr |= BMCR_RESET;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
	} else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
	   (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		/* enable/disable MDI/MDI-X auto-switching. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
				nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
static int e100_hw_init(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
	e100_hw_reset(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
	DPRINTK(HW, ERR, "e100_hw_init\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
	if (!in_interrupt() && (err = e100_self_test(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	if ((err = e100_phy_init(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
	if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	if ((err = e100_load_ucode_wait(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	if ((err = e100_exec_cb(nic, NULL, e100_configure)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	if ((err = e100_exec_cmd(nic, cuc_dump_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		nic->dma_addr + offsetof(struct mem, stats))))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
	e100_disable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
	struct net_device *netdev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
	struct dev_mc_list *list = netdev->mc_list;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	u16 i, count = min(netdev->mc_count, E100_MAX_MULTICAST_ADDRS);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
	cb->command = cpu_to_le16(cb_multi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
	cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
	for (i = 0; list && i < count; i++, list = list->next)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
		memcpy(&cb->u.multi.addr[i*ETH_ALEN], &list->dmi_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
			ETH_ALEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
static void e100_set_multicast_list(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
	DPRINTK(HW, DEBUG, "mc_count=%d, flags=0x%04X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
		netdev->mc_count, netdev->flags);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	if (netdev->flags & IFF_PROMISC)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
		nic->flags |= promiscuous;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
	else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
		nic->flags &= ~promiscuous;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	if (netdev->flags & IFF_ALLMULTI ||
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
		netdev->mc_count > E100_MAX_MULTICAST_ADDRS)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
		nic->flags |= multicast_all;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
		nic->flags &= ~multicast_all;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	e100_exec_cb(nic, NULL, e100_configure);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
	e100_exec_cb(nic, NULL, e100_multi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
static void e100_update_stats(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
	struct net_device *dev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
	struct net_device_stats *ns = &dev->stats;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
	struct stats *s = &nic->mem->stats;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		&s->complete;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
	/* Device's stats reporting may take several microseconds to
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
	 * complete, so we're always waiting for results of the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
	 * previous command. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
	if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
		*complete = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
		ns->tx_aborted_errors += le32_to_cpu(s->tx_max_collisions);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
		ns->tx_window_errors += le32_to_cpu(s->tx_late_collisions);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
		ns->tx_carrier_errors += le32_to_cpu(s->tx_lost_crs);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
		ns->tx_fifo_errors += le32_to_cpu(s->tx_underruns);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
		ns->collisions += nic->tx_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
		ns->tx_errors += le32_to_cpu(s->tx_max_collisions) +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
			le32_to_cpu(s->tx_lost_crs);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		ns->rx_length_errors += le32_to_cpu(s->rx_short_frame_errors) +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
			nic->rx_over_length_errors;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
		ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
		ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
		ns->rx_errors += le32_to_cpu(s->rx_crc_errors) +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
			le32_to_cpu(s->rx_alignment_errors) +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
			le32_to_cpu(s->rx_short_frame_errors) +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
			le32_to_cpu(s->rx_cdt_errors);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
		nic->tx_deferred += le32_to_cpu(s->tx_deferred);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		nic->tx_single_collisions +=
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
			le32_to_cpu(s->tx_single_collisions);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
		nic->tx_multiple_collisions +=
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
			le32_to_cpu(s->tx_multiple_collisions);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
		if (nic->mac >= mac_82558_D101_A4) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
			nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
			nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
			nic->rx_fc_unsupported +=
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
				le32_to_cpu(s->fc_rcv_unsupported);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
			if (nic->mac >= mac_82559_D101M) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
				nic->tx_tco_frames +=
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
					le16_to_cpu(s->xmt_tco_frames);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
				nic->rx_tco_frames +=
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
					le16_to_cpu(s->rcv_tco_frames);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
			}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	if (e100_exec_cmd(nic, cuc_dump_reset, 0))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
		DPRINTK(TX_ERR, DEBUG, "exec cuc_dump_reset failed\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
	/* Adjust inter-frame-spacing (IFS) between two transmits if
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
	 * we're getting collisions on a half-duplex connection. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
	if (duplex == DUPLEX_HALF) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
		u32 prev = nic->adaptive_ifs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
		u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		if ((nic->tx_frames / 32 < nic->tx_collisions) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
		   (nic->tx_frames > min_frames)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
			if (nic->adaptive_ifs < 60)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
				nic->adaptive_ifs += 5;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		} else if (nic->tx_frames < min_frames) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
			if (nic->adaptive_ifs >= 5)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
				nic->adaptive_ifs -= 5;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
		if (nic->adaptive_ifs != prev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
			e100_exec_cb(nic, NULL, e100_configure);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
static void e100_watchdog(unsigned long data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
	struct nic *nic = (struct nic *)data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
	struct ethtool_cmd cmd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
	DPRINTK(TIMER, DEBUG, "right now = %ld\n", jiffies);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
	/* mii library handles link maintenance tasks */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
	mii_ethtool_gset(&nic->mii, &cmd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
	if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		printk(KERN_INFO "e100: %s NIC Link is Up %s Mbps %s Duplex\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
		       nic->netdev->name,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
		       cmd.speed == SPEED_100 ? "100" : "10",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
		       cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	} else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		printk(KERN_INFO "e100: %s NIC Link is Down\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
		       nic->netdev->name);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
	mii_check_link(&nic->mii);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	/* Software generated interrupt to recover from (rare) Rx
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
	 * allocation failure.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
	 * Unfortunately have to use a spinlock to not re-enable interrupts
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
	 * accidentally, due to hardware that shares a register between the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
	 * interrupt mask bit and the SW Interrupt generation bit */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
	spin_lock_irq(&nic->cmd_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
	iowrite8(ioread8(&nic->csr->scb.cmd_hi) | irq_sw_gen,&nic->csr->scb.cmd_hi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
	e100_write_flush(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
	spin_unlock_irq(&nic->cmd_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	e100_update_stats(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
	e100_adjust_adaptive_ifs(nic, cmd.speed, cmd.duplex);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
	if (nic->mac <= mac_82557_D100_C)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
		/* Issue a multicast command to workaround a 557 lock up */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
		e100_set_multicast_list(nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	if (nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
		nic->flags |= ich_10h_workaround;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		nic->flags &= ~ich_10h_workaround;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	mod_timer(&nic->watchdog,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	struct sk_buff *skb)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
	cb->command = nic->tx_command;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
	/* interrupt every 16 packets regardless of delay */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
	if ((nic->cbs_avail & ~15) == nic->cbs_avail)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
		cb->command |= cpu_to_le16(cb_i);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	cb->u.tcb.tcb_byte_count = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	cb->u.tcb.threshold = nic->tx_threshold;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	cb->u.tcb.tbd_count = 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
		skb->data, skb->len, PCI_DMA_TODEVICE));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	/* check for mapping failure? */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
static int e100_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	if (nic->flags & ich_10h_workaround) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
		/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		   Issue a NOP command followed by a 1us delay before
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		   issuing the Tx command. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
		if (e100_exec_cmd(nic, cuc_nop, 0))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
			DPRINTK(TX_ERR, DEBUG, "exec cuc_nop failed\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		udelay(1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
	err = e100_exec_cb(nic, skb, e100_xmit_prepare);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
	switch (err) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	case -ENOSPC:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
		/* We queued the skb, but now we're out of space. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
		DPRINTK(TX_ERR, DEBUG, "No space for CB\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
		netif_stop_queue(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
		break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	case -ENOMEM:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
		/* This is a hard error - log it. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
		DPRINTK(TX_ERR, DEBUG, "Out of Tx resources, returning skb\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
		netif_stop_queue(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
		return NETDEV_TX_BUSY;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	netdev->trans_start = jiffies;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
static int e100_tx_clean(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
	struct net_device *dev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
	struct cb *cb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
	int tx_cleaned = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
	spin_lock(&nic->cb_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	/* Clean CBs marked complete */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	for (cb = nic->cb_to_clean;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	    cb->status & cpu_to_le16(cb_complete);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	    cb = nic->cb_to_clean = cb->next) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
		DPRINTK(TX_DONE, DEBUG, "cb[%d]->status = 0x%04X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
		        (int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
		        cb->status);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
		if (likely(cb->skb != NULL)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
			dev->stats.tx_packets++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
			dev->stats.tx_bytes += cb->skb->len;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
			pci_unmap_single(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
				le32_to_cpu(cb->u.tcb.tbd.buf_addr),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
				le16_to_cpu(cb->u.tcb.tbd.size),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
				PCI_DMA_TODEVICE);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
			dev_kfree_skb_any(cb->skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
			cb->skb = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
			tx_cleaned = 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
		cb->status = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		nic->cbs_avail++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
	spin_unlock(&nic->cb_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	/* Recover from running out of Tx resources in xmit_frame */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
	if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		netif_wake_queue(nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
	return tx_cleaned;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
static void e100_clean_cbs(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	if (nic->cbs) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
		while (nic->cbs_avail != nic->params.cbs.count) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
			struct cb *cb = nic->cb_to_clean;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
			if (cb->skb) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
				pci_unmap_single(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
					le32_to_cpu(cb->u.tcb.tbd.buf_addr),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
					le16_to_cpu(cb->u.tcb.tbd.size),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
					PCI_DMA_TODEVICE);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
				dev_kfree_skb(cb->skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
			}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
			nic->cb_to_clean = nic->cb_to_clean->next;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
			nic->cbs_avail++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
		pci_free_consistent(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
			sizeof(struct cb) * nic->params.cbs.count,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
			nic->cbs, nic->cbs_dma_addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
		nic->cbs = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
		nic->cbs_avail = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	nic->cuc_cmd = cuc_start;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean =
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
		nic->cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
static int e100_alloc_cbs(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	struct cb *cb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
	unsigned int i, count = nic->params.cbs.count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
	nic->cuc_cmd = cuc_start;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	nic->cbs_avail = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	nic->cbs = pci_alloc_consistent(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
		sizeof(struct cb) * count, &nic->cbs_dma_addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	if (!nic->cbs)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		return -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
	for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
		cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
		cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
		cb->dma_addr = nic->cbs_dma_addr + i * sizeof(struct cb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		cb->link = cpu_to_le32(nic->cbs_dma_addr +
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
			((i+1) % count) * sizeof(struct cb));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
		cb->skb = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = nic->cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	nic->cbs_avail = count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
	if (!nic->rxs) return;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
	if (RU_SUSPENDED != nic->ru_running) return;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
	/* handle init time starts */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	if (!rx) rx = nic->rxs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	/* (Re)start RU if suspended or idle and RFA is non-NULL */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
	if (rx->skb) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
		e100_exec_cmd(nic, ruc_start, rx->dma_addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
		nic->ru_running = RU_RUNNING;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	if (!(rx->skb = netdev_alloc_skb(nic->netdev, RFD_BUF_LEN + NET_IP_ALIGN)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
		return -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
	/* Align, init, and map the RFD. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	skb_reserve(rx->skb, NET_IP_ALIGN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
	skb_copy_to_linear_data(rx->skb, &nic->blank_rfd, sizeof(struct rfd));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
		dev_kfree_skb_any(rx->skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
		rx->skb = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
		rx->dma_addr = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
		return -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
	/* Link the RFD to end of RFA by linking previous RFD to
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
	 * this one.  We are safe to touch the previous RFD because
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
	 * it is protected by the before last buffer's el bit being set */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	if (rx->prev->skb) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
		put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
		pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
static int e100_rx_indicate(struct nic *nic, struct rx *rx,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
	unsigned int *work_done, unsigned int work_to_do)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
	struct net_device *dev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	struct sk_buff *skb = rx->skb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
	struct rfd *rfd = (struct rfd *)skb->data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
	u16 rfd_status, actual_size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
	if (unlikely(work_done && *work_done >= work_to_do))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
		return -EAGAIN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
	/* Need to sync before taking a peek at cb_complete bit */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	rfd_status = le16_to_cpu(rfd->status);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	DPRINTK(RX_STATUS, DEBUG, "status=0x%04X\n", rfd_status);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	/* If data isn't ready, nothing to indicate */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	if (unlikely(!(rfd_status & cb_complete))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
		/* If the next buffer has the el bit, but we think the receiver
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
		 * is still running, check to see if it really stopped while
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
		 * we had interrupts off.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		 * This allows for a fast restart without re-enabling
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
		 * interrupts */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
		if ((le16_to_cpu(rfd->command) & cb_el) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
		    (RU_RUNNING == nic->ru_running))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
			if (ioread8(&nic->csr->scb.status) & rus_no_res)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
				nic->ru_running = RU_SUSPENDED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
					       sizeof(struct rfd),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
					       PCI_DMA_FROMDEVICE);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
		return -ENODATA;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	/* Get actual data size */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		actual_size = RFD_BUF_LEN - sizeof(struct rfd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
	/* Get data */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	pci_unmap_single(nic->pdev, rx->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	/* If this buffer has the el bit, but we think the receiver
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
	 * is still running, check to see if it really stopped while
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	 * we had interrupts off.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
	 * This allows for a fast restart without re-enabling interrupts.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
	 * This can happen when the RU sees the size change but also sees
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	 * the el bit set. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
	if ((le16_to_cpu(rfd->command) & cb_el) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
	    (RU_RUNNING == nic->ru_running)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
		nic->ru_running = RU_SUSPENDED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
	/* Pull off the RFD and put the actual data (minus eth hdr) */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	skb_reserve(skb, sizeof(struct rfd));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
	skb_put(skb, actual_size);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
	skb->protocol = eth_type_trans(skb, nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	if (unlikely(!(rfd_status & cb_ok))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
		/* Don't indicate if hardware indicates errors */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
		dev_kfree_skb_any(skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	} else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
		/* Don't indicate oversized frames */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		nic->rx_over_length_errors++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
		dev_kfree_skb_any(skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		dev->stats.rx_packets++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		dev->stats.rx_bytes += actual_size;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		netif_receive_skb(skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		if (work_done)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
			(*work_done)++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	rx->skb = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	unsigned int work_to_do)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	struct rx *rx;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
	int restart_required = 0, err = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
	struct rx *old_before_last_rx, *new_before_last_rx;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
	struct rfd *old_before_last_rfd, *new_before_last_rfd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
	/* Indicate newly arrived packets */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		err = e100_rx_indicate(nic, rx, work_done, work_to_do);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		/* Hit quota or no more to clean */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
		if (-EAGAIN == err || -ENODATA == err)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
			break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
	/* On EAGAIN, hit quota so have more work to do, restart once
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
	 * cleanup is complete.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
	 * Else, are we already rnr? then pay attention!!! this ensures that
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
	 * the state machine progression never allows a start with a
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
	 * partially cleaned list, avoiding a race between hardware
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
	 * and rx_to_clean when in NAPI mode */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
	if (-EAGAIN != err && RU_SUSPENDED == nic->ru_running)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		restart_required = 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
	old_before_last_rx = nic->rx_to_use->prev->prev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	/* Alloc new skbs to refill list */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	for (rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
		if (unlikely(e100_rx_alloc_skb(nic, rx)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
			break; /* Better luck next time (see watchdog) */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	new_before_last_rx = nic->rx_to_use->prev->prev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	if (new_before_last_rx != old_before_last_rx) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		/* Set the el-bit on the buffer that is before the last buffer.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
		 * This lets us update the next pointer on the last buffer
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
		 * without worrying about hardware touching it.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
		 * We set the size to 0 to prevent hardware from touching this
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
		 * buffer.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
		 * When the hardware hits the before last buffer with el-bit
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
		 * and size of 0, it will RNR interrupt, the RUS will go into
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
		 * the No Resources state.  It will not complete nor write to
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
		 * this buffer. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
		new_before_last_rfd =
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
			(struct rfd *)new_before_last_rx->skb->data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
		new_before_last_rfd->size = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
		new_before_last_rfd->command |= cpu_to_le16(cb_el);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
		pci_dma_sync_single_for_device(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
			new_before_last_rx->dma_addr, sizeof(struct rfd),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
			PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		/* Now that we have a new stopping point, we can clear the old
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
		 * stopping point.  We must sync twice to get the proper
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		 * ordering on the hardware side of things. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
		pci_dma_sync_single_for_device(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
			old_before_last_rx->dma_addr, sizeof(struct rfd),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
			PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
		old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		pci_dma_sync_single_for_device(nic->pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
			old_before_last_rx->dma_addr, sizeof(struct rfd),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
			PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
	if (restart_required) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		// ack the rnr?
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
		e100_start_receiver(nic, nic->rx_to_clean);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
		if (work_done)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
			(*work_done)++;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
static void e100_rx_clean_list(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
	struct rx *rx;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	unsigned int i, count = nic->params.rfds.count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	nic->ru_running = RU_UNINITIALIZED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
	if (nic->rxs) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
		for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
			if (rx->skb) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
				pci_unmap_single(nic->pdev, rx->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
				dev_kfree_skb(rx->skb);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
			}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
		kfree(nic->rxs);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		nic->rxs = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	nic->rx_to_use = nic->rx_to_clean = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
static int e100_rx_alloc_list(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	struct rx *rx;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	unsigned int i, count = nic->params.rfds.count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
	struct rfd *before_last;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
	nic->rx_to_use = nic->rx_to_clean = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	nic->ru_running = RU_UNINITIALIZED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
	if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		return -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
	for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		if (e100_rx_alloc_skb(nic, rx)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
			e100_rx_clean_list(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
			return -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	/* Set the el-bit on the buffer that is before the last buffer.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
	 * This lets us update the next pointer on the last buffer without
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
	 * worrying about hardware touching it.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
	 * We set the size to 0 to prevent hardware from touching this buffer.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
	 * When the hardware hits the before last buffer with el-bit and size
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
	 * of 0, it will RNR interrupt, the RU will go into the No Resources
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	 * state.  It will not complete nor write to this buffer. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	rx = nic->rxs->prev->prev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
	before_last = (struct rfd *)rx->skb->data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
	before_last->command |= cpu_to_le16(cb_el);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
	before_last->size = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
	pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	nic->rx_to_use = nic->rx_to_clean = nic->rxs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
	nic->ru_running = RU_SUSPENDED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
static irqreturn_t e100_intr(int irq, void *dev_id)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	struct net_device *netdev = dev_id;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	u8 stat_ack = ioread8(&nic->csr->scb.stat_ack);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	DPRINTK(INTR, DEBUG, "stat_ack = 0x%02X\n", stat_ack);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	if (stat_ack == stat_ack_not_ours ||	/* Not our interrupt */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	   stat_ack == stat_ack_not_present)	/* Hardware is ejected */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
		return IRQ_NONE;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	/* Ack interrupt(s) */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
	iowrite8(stat_ack, &nic->csr->scb.stat_ack);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	/* We hit Receive No Resource (RNR); restart RU after cleaning */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	if (stat_ack & stat_ack_rnr)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
		nic->ru_running = RU_SUSPENDED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	if (likely(napi_schedule_prep(&nic->napi))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
		e100_disable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
		__napi_schedule(&nic->napi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
	return IRQ_HANDLED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
static int e100_poll(struct napi_struct *napi, int budget)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
	struct nic *nic = container_of(napi, struct nic, napi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	unsigned int work_done = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
	e100_rx_clean(nic, &work_done, budget);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	e100_tx_clean(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	/* If budget not fully consumed, exit the polling mode */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	if (work_done < budget) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
		napi_complete(napi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
		e100_enable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	return work_done;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
#ifdef CONFIG_NET_POLL_CONTROLLER
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
static void e100_netpoll(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
	e100_disable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
	e100_intr(nic->pdev->irq, netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
	e100_tx_clean(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	e100_enable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
#endif
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
static int e100_set_mac_address(struct net_device *netdev, void *p)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	struct sockaddr *addr = p;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
	if (!is_valid_ether_addr(addr->sa_data))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
		return -EADDRNOTAVAIL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
	e100_exec_cb(nic, NULL, e100_setup_iaaddr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
		return -EINVAL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	netdev->mtu = new_mtu;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
static int e100_asf(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
	/* ASF can be enabled from eeprom */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	return((nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
static int e100_up(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	if ((err = e100_rx_alloc_list(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	if ((err = e100_alloc_cbs(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
		goto err_rx_clean_list;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	if ((err = e100_hw_init(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
		goto err_clean_cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	e100_set_multicast_list(nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	e100_start_receiver(nic, NULL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
	mod_timer(&nic->watchdog, jiffies);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
		nic->netdev->name, nic->netdev)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
		goto err_no_irq;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	netif_wake_queue(nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	napi_enable(&nic->napi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	/* enable ints _after_ enabling poll, preventing a race between
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	 * disable ints+schedule */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	e100_enable_irq(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
err_no_irq:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	del_timer_sync(&nic->watchdog);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
err_clean_cbs:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	e100_clean_cbs(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
err_rx_clean_list:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	e100_rx_clean_list(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
static void e100_down(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	/* wait here for poll to complete */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	napi_disable(&nic->napi);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	netif_stop_queue(nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	e100_hw_reset(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	free_irq(nic->pdev->irq, nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	del_timer_sync(&nic->watchdog);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	netif_carrier_off(nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	e100_clean_cbs(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	e100_rx_clean_list(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
static void e100_tx_timeout(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	/* Reset outside of interrupt context, to avoid request_irq
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	 * in interrupt context */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	schedule_work(&nic->tx_timeout_task);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
static void e100_tx_timeout_task(struct work_struct *work)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	struct nic *nic = container_of(work, struct nic, tx_timeout_task);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	struct net_device *netdev = nic->netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	DPRINTK(TX_ERR, DEBUG, "scb.status=0x%02X\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
		ioread8(&nic->csr->scb.status));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	e100_down(netdev_priv(netdev));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	e100_up(netdev_priv(netdev));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	struct sk_buff *skb;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
	/* Use driver resources to perform internal MAC or PHY
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
	 * loopback test.  A single packet is prepared and transmitted
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
	 * in loopback mode, and the test passes if the received
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	 * packet compares byte-for-byte to the transmitted packet. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	if ((err = e100_rx_alloc_list(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
		return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	if ((err = e100_alloc_cbs(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
		goto err_clean_rx;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	/* ICH PHY loopback is broken so do MAC loopback instead */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	if (nic->flags & ich && loopback_mode == lb_phy)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
		loopback_mode = lb_mac;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	nic->loopback = loopback_mode;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	if ((err = e100_hw_init(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
		goto err_loopback_none;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	if (loopback_mode == lb_phy)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
		mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
			BMCR_LOOPBACK);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	e100_start_receiver(nic, NULL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
		err = -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
		goto err_loopback_none;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
	skb_put(skb, ETH_DATA_LEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
	memset(skb->data, 0xFF, ETH_DATA_LEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
	e100_xmit_frame(skb, nic->netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	msleep(10);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
	pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	   skb->data, ETH_DATA_LEN))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
		err = -EAGAIN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
err_loopback_none:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	nic->loopback = lb_none;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	e100_clean_cbs(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	e100_hw_reset(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
err_clean_rx:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
	e100_rx_clean_list(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
#define MII_LED_CONTROL	0x1B
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
#define E100_82552_LED_OVERRIDE 0x19
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
#define E100_82552_LED_ON       0x000F /* LEDTX and LED_RX both on */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
#define E100_82552_LED_OFF      0x000A /* LEDTX and LED_RX both off */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
static void e100_blink_led(unsigned long data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	struct nic *nic = (struct nic *)data;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	enum led_state {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
		led_on     = 0x01,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
		led_off    = 0x04,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
		led_on_559 = 0x05,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
		led_on_557 = 0x07,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
	};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
	u16 led_reg = MII_LED_CONTROL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
	if (nic->phy == phy_82552_v) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
		led_reg = E100_82552_LED_OVERRIDE;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		nic->leds = (nic->leds == E100_82552_LED_ON) ?
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
		            E100_82552_LED_OFF : E100_82552_LED_ON;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
		nic->leds = (nic->leds & led_on) ? led_off :
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		            (nic->mac < mac_82559_D101M) ? led_on_557 :
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		            led_on_559;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
	mdio_write(nic->netdev, nic->mii.phy_id, led_reg, nic->leds);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	mod_timer(&nic->blink_timer, jiffies + HZ / 4);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
static int e100_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	return mii_ethtool_gset(&nic->mii, cmd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
static int e100_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, BMCR_RESET);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	err = mii_ethtool_sset(&nic->mii, cmd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	e100_exec_cb(nic, NULL, e100_configure);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
static void e100_get_drvinfo(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	struct ethtool_drvinfo *info)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
	strcpy(info->driver, DRV_NAME);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
	strcpy(info->version, DRV_VERSION);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	strcpy(info->fw_version, "N/A");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
	strcpy(info->bus_info, pci_name(nic->pdev));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
#define E100_PHY_REGS 0x1C
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
static int e100_get_regs_len(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
static void e100_get_regs(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
	struct ethtool_regs *regs, void *p)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
	u32 *buff = p;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
	int i;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	regs->version = (1 << 24) | nic->pdev->revision;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
		ioread16(&nic->csr->scb.status);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	for (i = E100_PHY_REGS; i >= 0; i--)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
		buff[1 + E100_PHY_REGS - i] =
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
			mdio_read(netdev, nic->mii.phy_id, i);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	e100_exec_cb(nic, NULL, e100_dump);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	msleep(10);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
		sizeof(nic->mem->dump_buf));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
	wol->supported = (nic->mac >= mac_82558_D101_A4) ?  WAKE_MAGIC : 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	wol->wolopts = (nic->flags & wol_magic) ? WAKE_MAGIC : 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
	    !device_can_wakeup(&nic->pdev->dev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		return -EOPNOTSUPP;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
	if (wol->wolopts)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
		nic->flags |= wol_magic;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
		nic->flags &= ~wol_magic;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
	e100_exec_cb(nic, NULL, e100_configure);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
static u32 e100_get_msglevel(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	return nic->msg_enable;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
static void e100_set_msglevel(struct net_device *netdev, u32 value)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
	nic->msg_enable = value;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
static int e100_nway_reset(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
	return mii_nway_restart(&nic->mii);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
static u32 e100_get_link(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	return mii_link_ok(&nic->mii);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
static int e100_get_eeprom_len(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	return nic->eeprom_wc << 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
#define E100_EEPROM_MAGIC	0x1234
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
static int e100_get_eeprom(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	struct ethtool_eeprom *eeprom, u8 *bytes)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	eeprom->magic = E100_EEPROM_MAGIC;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
	memcpy(bytes, &((u8 *)nic->eeprom)[eeprom->offset], eeprom->len);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
static int e100_set_eeprom(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
	struct ethtool_eeprom *eeprom, u8 *bytes)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
	if (eeprom->magic != E100_EEPROM_MAGIC)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
		return -EINVAL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
	memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
	return e100_eeprom_save(nic, eeprom->offset >> 1,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
		(eeprom->len >> 1) + 1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
static void e100_get_ringparam(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
	struct ethtool_ringparam *ring)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	struct param_range *rfds = &nic->params.rfds;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
	struct param_range *cbs = &nic->params.cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
	ring->rx_max_pending = rfds->max;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
	ring->tx_max_pending = cbs->max;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
	ring->rx_mini_max_pending = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
	ring->rx_jumbo_max_pending = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
	ring->rx_pending = rfds->count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
	ring->tx_pending = cbs->count;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	ring->rx_mini_pending = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
	ring->rx_jumbo_pending = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
static int e100_set_ringparam(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	struct ethtool_ringparam *ring)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	struct param_range *rfds = &nic->params.rfds;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	struct param_range *cbs = &nic->params.cbs;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
		return -EINVAL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
		e100_down(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
	rfds->count = max(ring->rx_pending, rfds->min);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	rfds->count = min(rfds->count, rfds->max);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	cbs->count = max(ring->tx_pending, cbs->min);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	cbs->count = min(cbs->count, cbs->max);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	DPRINTK(DRV, INFO, "Ring Param settings: rx: %d, tx %d\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	        rfds->count, cbs->count);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
		e100_up(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
static const char e100_gstrings_test[][ETH_GSTRING_LEN] = {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
	"Link test     (on/offline)",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	"Eeprom test   (on/offline)",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
	"Self test        (offline)",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	"Mac loopback     (offline)",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
	"Phy loopback     (offline)",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
#define E100_TEST_LEN	ARRAY_SIZE(e100_gstrings_test)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
static void e100_diag_test(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	struct ethtool_test *test, u64 *data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	struct ethtool_cmd cmd;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	int i, err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	memset(data, 0, E100_TEST_LEN * sizeof(u64));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
	data[0] = !mii_link_ok(&nic->mii);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	data[1] = e100_eeprom_load(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	if (test->flags & ETH_TEST_FL_OFFLINE) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
		/* save speed, duplex & autoneg settings */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
		err = mii_ethtool_gset(&nic->mii, &cmd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
			e100_down(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
		data[2] = e100_self_test(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
		data[3] = e100_loopback_test(nic, lb_mac);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
		data[4] = e100_loopback_test(nic, lb_phy);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		/* restore speed, duplex & autoneg settings */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
		err = mii_ethtool_sset(&nic->mii, &cmd);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
		if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
			e100_up(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	for (i = 0; i < E100_TEST_LEN; i++)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
		test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	msleep_interruptible(4 * 1000);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
static int e100_phys_id(struct net_device *netdev, u32 data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
	u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
	              MII_LED_CONTROL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
	if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
		data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	mod_timer(&nic->blink_timer, jiffies);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	msleep_interruptible(data * 1000);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	del_timer_sync(&nic->blink_timer);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	mdio_write(netdev, nic->mii.phy_id, led_reg, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
static const char e100_gstrings_stats[][ETH_GSTRING_LEN] = {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
	"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
	"rx_length_errors", "rx_over_errors", "rx_crc_errors",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	"tx_heartbeat_errors", "tx_window_errors",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	/* device-specific stats */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	"tx_deferred", "tx_single_collisions", "tx_multi_collisions",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
	"tx_flow_control_pause", "rx_flow_control_pause",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	"rx_flow_control_unsupported", "tx_tco_packets", "rx_tco_packets",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
#define E100_NET_STATS_LEN	21
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
#define E100_STATS_LEN	ARRAY_SIZE(e100_gstrings_stats)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
static int e100_get_sset_count(struct net_device *netdev, int sset)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
	switch (sset) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	case ETH_SS_TEST:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
		return E100_TEST_LEN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
	case ETH_SS_STATS:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
		return E100_STATS_LEN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	default:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
		return -EOPNOTSUPP;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
static void e100_get_ethtool_stats(struct net_device *netdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
	struct ethtool_stats *stats, u64 *data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	int i;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	for (i = 0; i < E100_NET_STATS_LEN; i++)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
		data[i] = ((unsigned long *)&netdev->stats)[i];
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	data[i++] = nic->tx_deferred;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
	data[i++] = nic->tx_single_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	data[i++] = nic->tx_multiple_collisions;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
	data[i++] = nic->tx_fc_pause;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
	data[i++] = nic->rx_fc_pause;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	data[i++] = nic->rx_fc_unsupported;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	data[i++] = nic->tx_tco_frames;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
	data[i++] = nic->rx_tco_frames;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	switch (stringset) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	case ETH_SS_TEST:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
		memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
		break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	case ETH_SS_STATS:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
		memcpy(data, *e100_gstrings_stats, sizeof(e100_gstrings_stats));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
		break;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
static const struct ethtool_ops e100_ethtool_ops = {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	.get_settings		= e100_get_settings,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	.set_settings		= e100_set_settings,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	.get_drvinfo		= e100_get_drvinfo,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
	.get_regs_len		= e100_get_regs_len,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	.get_regs		= e100_get_regs,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
	.get_wol		= e100_get_wol,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	.set_wol		= e100_set_wol,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	.get_msglevel		= e100_get_msglevel,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
	.set_msglevel		= e100_set_msglevel,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	.nway_reset		= e100_nway_reset,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	.get_link		= e100_get_link,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	.get_eeprom_len		= e100_get_eeprom_len,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
	.get_eeprom		= e100_get_eeprom,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	.set_eeprom		= e100_set_eeprom,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	.get_ringparam		= e100_get_ringparam,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	.set_ringparam		= e100_set_ringparam,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	.self_test		= e100_diag_test,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	.get_strings		= e100_get_strings,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
	.phys_id		= e100_phys_id,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	.get_ethtool_stats	= e100_get_ethtool_stats,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	.get_sset_count		= e100_get_sset_count,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
static int e100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	return generic_mii_ioctl(&nic->mii, if_mii(ifr), cmd, NULL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
static int e100_alloc(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	nic->mem = pci_alloc_consistent(nic->pdev, sizeof(struct mem),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
		&nic->dma_addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
	return nic->mem ? 0 : -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
static void e100_free(struct nic *nic)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	if (nic->mem) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
		pci_free_consistent(nic->pdev, sizeof(struct mem),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
			nic->mem, nic->dma_addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
		nic->mem = NULL;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
static int e100_open(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
	int err = 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
	netif_carrier_off(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
	if ((err = e100_up(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
		DPRINTK(IFUP, ERR, "Cannot open interface, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
static int e100_close(struct net_device *netdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	e100_down(netdev_priv(netdev));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
static const struct net_device_ops e100_netdev_ops = {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	.ndo_open		= e100_open,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	.ndo_stop		= e100_close,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	.ndo_start_xmit		= e100_xmit_frame,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	.ndo_validate_addr	= eth_validate_addr,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	.ndo_set_multicast_list	= e100_set_multicast_list,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	.ndo_set_mac_address	= e100_set_mac_address,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	.ndo_change_mtu		= e100_change_mtu,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
	.ndo_do_ioctl		= e100_do_ioctl,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	.ndo_tx_timeout		= e100_tx_timeout,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
#ifdef CONFIG_NET_POLL_CONTROLLER
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	.ndo_poll_controller	= e100_netpoll,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
#endif
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
static int __devinit e100_probe(struct pci_dev *pdev,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	const struct pci_device_id *ent)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	struct net_device *netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
	struct nic *nic;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	int err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
	if (!(netdev = alloc_etherdev(sizeof(struct nic)))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
		if (((1 << debug) - 1) & NETIF_MSG_PROBE)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
			printk(KERN_ERR PFX "Etherdev alloc failed, abort.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
		return -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
	netdev->netdev_ops = &e100_netdev_ops;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	netif_napi_add(netdev, &nic->napi, e100_poll, E100_NAPI_WEIGHT);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	nic->netdev = netdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	nic->pdev = pdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	nic->msg_enable = (1 << debug) - 1;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	nic->mdio_ctrl = mdio_ctrl_hw;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	pci_set_drvdata(pdev, netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	if ((err = pci_enable_device(pdev))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
		DPRINTK(PROBE, ERR, "Cannot enable PCI device, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
		goto err_out_free_dev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
		DPRINTK(PROBE, ERR, "Cannot find proper PCI device "
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
			"base address, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
		err = -ENODEV;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
		goto err_out_disable_pdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
	if ((err = pci_request_regions(pdev, DRV_NAME))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
		DPRINTK(PROBE, ERR, "Cannot obtain PCI resources, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
		goto err_out_disable_pdev;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
		DPRINTK(PROBE, ERR, "No usable DMA configuration, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
		goto err_out_free_res;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
	SET_NETDEV_DEV(netdev, &pdev->dev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	if (use_io)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
		DPRINTK(PROBE, INFO, "using i/o access mode\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	if (!nic->csr) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
		DPRINTK(PROBE, ERR, "Cannot map device registers, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
		err = -ENOMEM;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
		goto err_out_free_res;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	if (ent->driver_data)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
		nic->flags |= ich;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	else
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
		nic->flags &= ~ich;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	e100_get_defaults(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	/* locks must be initialized before calling hw_reset */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
	spin_lock_init(&nic->cb_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
	spin_lock_init(&nic->cmd_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
	spin_lock_init(&nic->mdio_lock);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	/* Reset the device before pci_set_master() in case device is in some
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
	 * funky state and has an interrupt pending - hint: we don't have the
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	 * interrupt handler registered yet. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
	e100_hw_reset(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
	pci_set_master(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
	init_timer(&nic->watchdog);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
	nic->watchdog.function = e100_watchdog;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	nic->watchdog.data = (unsigned long)nic;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	init_timer(&nic->blink_timer);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	nic->blink_timer.function = e100_blink_led;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	nic->blink_timer.data = (unsigned long)nic;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	if ((err = e100_alloc(nic))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
		DPRINTK(PROBE, ERR, "Cannot alloc driver memory, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
		goto err_out_iounmap;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	if ((err = e100_eeprom_load(nic)))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
		goto err_out_free;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	e100_phy_init(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	memcpy(netdev->perm_addr, nic->eeprom, ETH_ALEN);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	if (!is_valid_ether_addr(netdev->perm_addr)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
		if (!eeprom_bad_csum_allow) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
			DPRINTK(PROBE, ERR, "Invalid MAC address from "
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
			        "EEPROM, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
			err = -EAGAIN;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
			goto err_out_free;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
		} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
			DPRINTK(PROBE, ERR, "Invalid MAC address from EEPROM, "
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
			        "you MUST configure one.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	/* Wol magic packet can be enabled from eeprom */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	if ((nic->mac >= mac_82558_D101_A4) &&
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
		nic->flags |= wol_magic;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
		device_set_wakeup_enable(&pdev->dev, true);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	/* ack any pending wake events, disable PME */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	pci_pme_active(pdev, false);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	strcpy(netdev->name, "eth%d");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	if ((err = register_netdev(netdev))) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
		DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
		goto err_out_free;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
		(unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
		pdev->irq, netdev->dev_addr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
err_out_free:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	e100_free(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
err_out_iounmap:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	pci_iounmap(pdev, nic->csr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
err_out_free_res:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
	pci_release_regions(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
err_out_disable_pdev:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	pci_disable_device(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
err_out_free_dev:
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	pci_set_drvdata(pdev, NULL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
	free_netdev(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
	return err;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
static void __devexit e100_remove(struct pci_dev *pdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	struct net_device *netdev = pci_get_drvdata(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
	if (netdev) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
		struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		unregister_netdev(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
		e100_free(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
		pci_iounmap(pdev, nic->csr);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
		free_netdev(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
		pci_release_regions(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
		pci_disable_device(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
		pci_set_drvdata(pdev, NULL);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
#define E100_82552_SMARTSPEED   0x14   /* SmartSpeed Ctrl register */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
#define E100_82552_REV_ANEG     0x0200 /* Reverse auto-negotiation */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
#define E100_82552_ANEG_NOW     0x0400 /* Auto-negotiate now */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	struct net_device *netdev = pci_get_drvdata(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		e100_down(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
	netif_device_detach(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	pci_save_state(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	if ((nic->flags & wol_magic) | e100_asf(nic)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		/* enable reverse auto-negotiation */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		if (nic->phy == phy_82552_v) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
			u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
			                           E100_82552_SMARTSPEED);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
			mdio_write(netdev, nic->mii.phy_id,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
			           E100_82552_SMARTSPEED, smartspeed |
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
			           E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		*enable_wake = true;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	} else {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
		*enable_wake = false;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	pci_disable_device(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
static int __e100_power_off(struct pci_dev *pdev, bool wake)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	if (wake)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		return pci_prepare_to_sleep(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	pci_wake_from_d3(pdev, false);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	pci_set_power_state(pdev, PCI_D3hot);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
#ifdef CONFIG_PM
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	bool wake;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	__e100_shutdown(pdev, &wake);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
	return __e100_power_off(pdev, wake);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
static int e100_resume(struct pci_dev *pdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	struct net_device *netdev = pci_get_drvdata(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
	pci_set_power_state(pdev, PCI_D0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	pci_restore_state(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	/* ack any pending wake events, disable PME */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	pci_enable_wake(pdev, 0, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
	/* disable reverse auto-negotiation */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	if (nic->phy == phy_82552_v) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
		u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
		                           E100_82552_SMARTSPEED);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
		mdio_write(netdev, nic->mii.phy_id,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
		           E100_82552_SMARTSPEED,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
		           smartspeed & ~(E100_82552_REV_ANEG));
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	netif_device_attach(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
	if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
		e100_up(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
	return 0;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
#endif /* CONFIG_PM */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
static void e100_shutdown(struct pci_dev *pdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
	bool wake;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	__e100_shutdown(pdev, &wake);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	if (system_state == SYSTEM_POWER_OFF)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
		__e100_power_off(pdev, wake);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
/* ------------------ PCI Error Recovery infrastructure  -------------- */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
/**
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
 * e100_io_error_detected - called when PCI error is detected.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
 * @pdev: Pointer to PCI device
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
 * @state: The current pci connection state
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
static pci_ers_result_t e100_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	struct net_device *netdev = pci_get_drvdata(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
	netif_device_detach(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
	if (state == pci_channel_io_perm_failure)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
		return PCI_ERS_RESULT_DISCONNECT;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
	if (netif_running(netdev))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
		e100_down(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
	pci_disable_device(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
	/* Request a slot reset. */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
	return PCI_ERS_RESULT_NEED_RESET;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
/**
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
 * e100_io_slot_reset - called after the pci bus has been reset.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
 * @pdev: Pointer to PCI device
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
 *
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
 * Restart the card from scratch.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
static pci_ers_result_t e100_io_slot_reset(struct pci_dev *pdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	struct net_device *netdev = pci_get_drvdata(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	if (pci_enable_device(pdev)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		printk(KERN_ERR "e100: Cannot re-enable PCI device after reset.\n");
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		return PCI_ERS_RESULT_DISCONNECT;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	pci_set_master(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	/* Only one device per card can do a reset */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	if (0 != PCI_FUNC(pdev->devfn))
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		return PCI_ERS_RESULT_RECOVERED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
	e100_hw_reset(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
	e100_phy_init(nic);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
	return PCI_ERS_RESULT_RECOVERED;
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
/**
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
 * e100_io_resume - resume normal operations
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
 * @pdev: Pointer to PCI device
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
 *
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
 * Resume normal operations after an error recovery
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
 * sequence has been completed.
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
 */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
static void e100_io_resume(struct pci_dev *pdev)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	struct net_device *netdev = pci_get_drvdata(pdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	struct nic *nic = netdev_priv(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	/* ack any pending wake events, disable PME */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	pci_enable_wake(pdev, 0, 0);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	netif_device_attach(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	if (netif_running(netdev)) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
		e100_open(netdev);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
		mod_timer(&nic->watchdog, jiffies);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
static struct pci_error_handlers e100_err_handler = {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
	.error_detected = e100_io_error_detected,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
	.slot_reset = e100_io_slot_reset,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
	.resume = e100_io_resume,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
static struct pci_driver e100_driver = {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	.name =         DRV_NAME,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
	.id_table =     e100_id_table,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	.probe =        e100_probe,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
	.remove =       __devexit_p(e100_remove),
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
#ifdef CONFIG_PM
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	/* Power Management hooks */
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	.suspend =      e100_suspend,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
	.resume =       e100_resume,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
#endif
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
	.shutdown =     e100_shutdown,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
	.err_handler = &e100_err_handler,
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
};
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
static int __init e100_init_module(void)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
		printk(KERN_INFO PFX "%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
		printk(KERN_INFO PFX "%s\n", DRV_COPYRIGHT);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	return pci_register_driver(&e100_driver);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
static void __exit e100_cleanup_module(void)
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
{
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	pci_unregister_driver(&e100_driver);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
}
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
module_init(e100_init_module);
b7ce5f9f13df Added e100 driver for 2.6.31.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
module_exit(e100_cleanup_module);