devices/e100-2.6.37-ethercat.c
author Florian Pose <fp@igh-essen.com>
Fri, 03 Mar 2017 16:36:00 +0100
changeset 2676 bb279253ca4b
parent 2589 2b9c78543663
permissions -rw-r--r--
Using EC_MAX_PORTS.
2184
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2007-2012  Florian Pose, Ingenieurgemeinschaft IgH
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 *
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 *  This file is part of the IgH EtherCAT Master.
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 *
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 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
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 *  modify it under the terms of the GNU General Public License version 2, as
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 *  published by the Free Software Foundation.
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 *
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 *  The IgH EtherCAT Master is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
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 *  Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License along
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 *  with the IgH EtherCAT Master; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 *  ---
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 *
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 *  The license mentioned above concerns the source code only. Using the
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 *  EtherCAT technology and brand is only permitted in compliance with the
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 *  industrial property and similar rights of Beckhoff Automation GmbH.
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 *
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 *  ---
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 *
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 *  vim: noexpandtab
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 *
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 *****************************************************************************/
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/**
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   \file
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   EtherCAT driver for e100-compatible NICs.
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*/
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/* Former documentation: */
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/*******************************************************************************
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  Intel PRO/100 Linux driver
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  Copyright(c) 1999 - 2006 Intel Corporation.
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  This program is free software; you can redistribute it and/or modify it
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  under the terms and conditions of the GNU General Public License,
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  version 2, as published by the Free Software Foundation.
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  This program is distributed in the hope it will be useful, but WITHOUT
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc.,
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  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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  The full GNU General Public License is included in this distribution in
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  the file called "COPYING".
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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/*
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 *	e100.c: Intel(R) PRO/100 ethernet driver
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 *
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 *	(Re)written 2003 by scott.feldman@intel.com.  Based loosely on
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 *	original e100 driver, but better described as a munging of
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 *	e100, e1000, eepro100, tg3, 8139cp, and other drivers.
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 *
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 *	References:
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 *		Intel 8255x 10/100 Mbps Ethernet Controller Family,
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 *		Open Source Software Developers Manual,
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 *		http://sourceforge.net/projects/e1000
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 *
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 *
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 *	                      Theory of Operation
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 *
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 *	I.   General
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 *
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 *	The driver supports Intel(R) 10/100 Mbps PCI Fast Ethernet
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 *	controller family, which includes the 82557, 82558, 82559, 82550,
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 *	82551, and 82562 devices.  82558 and greater controllers
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 *	integrate the Intel 82555 PHY.  The controllers are used in
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 *	server and client network interface cards, as well as in
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 *	LAN-On-Motherboard (LOM), CardBus, MiniPCI, and ICHx
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 *	configurations.  8255x supports a 32-bit linear addressing
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 *	mode and operates at 33Mhz PCI clock rate.
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 *
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 *	II.  Driver Operation
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 *
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 *	Memory-mapped mode is used exclusively to access the device's
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 *	shared-memory structure, the Control/Status Registers (CSR). All
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 *	setup, configuration, and control of the device, including queuing
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 *	of Tx, Rx, and configuration commands is through the CSR.
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 *	cmd_lock serializes accesses to the CSR command register.  cb_lock
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 *	protects the shared Command Block List (CBL).
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 *
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 *	8255x is highly MII-compliant and all access to the PHY go
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 *	through the Management Data Interface (MDI).  Consequently, the
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 *	driver leverages the mii.c library shared with other MII-compliant
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 *	devices.
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 *
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 *	Big- and Little-Endian byte order as well as 32- and 64-bit
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 *	archs are supported.  Weak-ordered memory and non-cache-coherent
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 *	archs are supported.
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 *
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 *	III. Transmit
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 *
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 *	A Tx skb is mapped and hangs off of a TCB.  TCBs are linked
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 *	together in a fixed-size ring (CBL) thus forming the flexible mode
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 *	memory structure.  A TCB marked with the suspend-bit indicates
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 *	the end of the ring.  The last TCB processed suspends the
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 *	controller, and the controller can be restarted by issue a CU
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 *	resume command to continue from the suspend point, or a CU start
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 *	command to start at a given position in the ring.
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 *
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 *	Non-Tx commands (config, multicast setup, etc) are linked
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 *	into the CBL ring along with Tx commands.  The common structure
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 *	used for both Tx and non-Tx commands is the Command Block (CB).
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 *
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 *	cb_to_use is the next CB to use for queuing a command; cb_to_clean
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 *	is the next CB to check for completion; cb_to_send is the first
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 *	CB to start on in case of a previous failure to resume.  CB clean
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 *	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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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <linux/dma-mapping.h>
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#include <linux/dmapool.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/mii.h>
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#include <linux/if_vlan.h>
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#include <linux/skbuff.h>
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#include <linux/ethtool.h>
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#include <linux/string.h>
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#include <linux/firmware.h>
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#include <linux/rtnetlink.h>
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#include <asm/unaligned.h>
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// EtherCAT includes
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#include "../globals.h"
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#include "ecdev.h"
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#define DRV_NAME		"ec_e100"
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#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 E100_WATCHDOG_PERIOD	(2 * HZ)
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#define E100_NAPI_WEIGHT	16
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#define FIRMWARE_D101M		"e100/d101m_ucode.bin"
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#define FIRMWARE_D101S		"e100/d101s_ucode.bin"
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#define FIRMWARE_D102E		"e100/d102e_ucode.bin"
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MODULE_DESCRIPTION(DRV_DESCRIPTION);
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MODULE_AUTHOR(DRV_COPYRIGHT);
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_VERSION);
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MODULE_FIRMWARE(FIRMWARE_D101M);
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MODULE_FIRMWARE(FIRMWARE_D101S);
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MODULE_FIRMWARE(FIRMWARE_D102E);
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MODULE_DESCRIPTION(DRV_DESCRIPTION);
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MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_VERSION ", master " EC_MASTER_VERSION);
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   243
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void e100_ec_poll(struct net_device *);
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static int debug = 3;
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static int eeprom_bad_csum_allow = 0;
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static int use_io = 0;
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module_param(debug, int, 0);
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module_param(eeprom_bad_csum_allow, int, 0);
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module_param(use_io, int, 0);
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MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
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MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums");
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MODULE_PARM_DESC(use_io, "Force use of i/o access mode");
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#define 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 DEFINE_PCI_DEVICE_TABLE(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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diff changeset
   263
	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
	{ 0, }
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
// prevent from being loaded automatically
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
//MODULE_DEVICE_TABLE(pci, e100_id_table);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
enum mac {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
	mac_82557_D100_A  = 0,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
	mac_82557_D100_B  = 1,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	mac_82557_D100_C  = 2,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	mac_82558_D101_A4 = 4,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	mac_82558_D101_B0 = 5,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	mac_82559_D101M   = 8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	mac_82559_D101S   = 9,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
	mac_82550_D102    = 12,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	mac_82550_D102_C  = 13,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	mac_82551_E       = 14,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	mac_82551_F       = 15,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	mac_82551_10      = 16,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	mac_unknown       = 0xFF,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
enum phy {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	phy_100a     = 0x000003E0,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
	phy_100c     = 0x035002A8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	phy_82555_tx = 0x015002A8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	phy_nsc_tx   = 0x5C002000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	phy_82562_et = 0x033002A8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	phy_82562_em = 0x032002A8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	phy_82562_ek = 0x031002A8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	phy_82562_eh = 0x017002A8,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	phy_82552_v  = 0xd061004d,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	phy_unknown  = 0xFFFFFFFF,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
/* CSR (Control/Status Registers) */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
struct csr {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	struct {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
		u8 status;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
		u8 stat_ack;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		u8 cmd_lo;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		u8 cmd_hi;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		u32 gen_ptr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
	} scb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	u32 port;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	u16 flash_ctrl;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	u8 eeprom_ctrl_lo;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	u8 eeprom_ctrl_hi;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	u32 mdi_ctrl;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	u32 rx_dma_count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
enum scb_status {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
	rus_no_res       = 0x08,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
	rus_ready        = 0x10,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	rus_mask         = 0x3C,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
enum ru_state  {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	RU_SUSPENDED = 0,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	RU_RUNNING	 = 1,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	RU_UNINITIALIZED = -1,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
enum scb_stat_ack {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	stat_ack_not_ours    = 0x00,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
	stat_ack_sw_gen      = 0x04,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	stat_ack_rnr         = 0x10,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	stat_ack_cu_idle     = 0x20,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	stat_ack_frame_rx    = 0x40,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	stat_ack_cu_cmd_done = 0x80,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	stat_ack_not_present = 0xFF,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
enum scb_cmd_hi {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	irq_mask_none = 0x00,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	irq_mask_all  = 0x01,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	irq_sw_gen    = 0x02,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
enum scb_cmd_lo {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	cuc_nop        = 0x00,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	ruc_start      = 0x01,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	ruc_load_base  = 0x06,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	cuc_start      = 0x10,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	cuc_resume     = 0x20,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	cuc_dump_addr  = 0x40,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	cuc_dump_stats = 0x50,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	cuc_load_base  = 0x60,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	cuc_dump_reset = 0x70,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
enum cuc_dump {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	cuc_dump_complete       = 0x0000A005,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	cuc_dump_reset_complete = 0x0000A007,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
enum port {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	software_reset  = 0x0000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
	selftest        = 0x0001,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	selective_reset = 0x0002,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
enum eeprom_ctrl_lo {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	eesk = 0x01,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
	eecs = 0x02,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
	eedi = 0x04,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	eedo = 0x08,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
enum mdi_ctrl {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
	mdi_write = 0x04000000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
	mdi_read  = 0x08000000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	mdi_ready = 0x10000000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
enum eeprom_op {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	op_write = 0x05,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	op_read  = 0x06,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	op_ewds  = 0x10,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	op_ewen  = 0x13,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
enum eeprom_offsets {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	eeprom_cnfg_mdix  = 0x03,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	eeprom_phy_iface  = 0x06,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	eeprom_id         = 0x0A,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	eeprom_config_asf = 0x0D,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	eeprom_smbus_addr = 0x90,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
enum eeprom_cnfg_mdix {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	eeprom_mdix_enabled = 0x0080,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
enum eeprom_phy_iface {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	NoSuchPhy = 0,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	I82553AB,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	I82553C,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	I82503,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	DP83840,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	S80C240,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	S80C24,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	I82555,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	DP83840A = 10,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
enum eeprom_id {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
	eeprom_id_wol = 0x0020,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
enum eeprom_config_asf {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	eeprom_asf = 0x8000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	eeprom_gcl = 0x4000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
enum cb_status {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
	cb_complete = 0x8000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
	cb_ok       = 0x2000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
enum cb_command {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	cb_nop    = 0x0000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	cb_iaaddr = 0x0001,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	cb_config = 0x0002,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
	cb_multi  = 0x0003,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
	cb_tx     = 0x0004,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	cb_ucode  = 0x0005,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	cb_dump   = 0x0006,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	cb_tx_sf  = 0x0008,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	cb_cid    = 0x1f00,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	cb_i      = 0x2000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	cb_s      = 0x4000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	cb_el     = 0x8000,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
struct rfd {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
	__le16 status;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
	__le16 command;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
	__le32 link;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	__le32 rbd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
	__le16 actual_size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	__le16 size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
struct rx {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	struct rx *next, *prev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
	struct sk_buff *skb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	dma_addr_t dma_addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
#if defined(__BIG_ENDIAN_BITFIELD)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
#define X(a,b)	b,a
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
#else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
#define X(a,b)	a,b
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
#endif
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
struct config {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
/*0*/	u8 X(byte_count:6, pad0:2);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
/*1*/	u8 X(X(rx_fifo_limit:4, tx_fifo_limit:3), pad1:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
/*2*/	u8 adaptive_ifs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	   term_write_cache_line:1), pad3:4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
/*4*/	u8 X(rx_dma_max_count:7, pad4:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
/*5*/	u8 X(tx_dma_max_count:7, dma_max_count_enable:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
/*6*/	u8 X(X(X(X(X(X(X(late_scb_update:1, direct_rx_dma:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
	   tno_intr:1), cna_intr:1), standard_tcb:1), standard_stat_counter:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
	   rx_discard_overruns:1), rx_save_bad_frames:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
/*7*/	u8 X(X(X(X(X(rx_discard_short_frames:1, tx_underrun_retry:2),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
	   pad7:2), rx_extended_rfd:1), tx_two_frames_in_fifo:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
	   tx_dynamic_tbd:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
/*8*/	u8 X(X(mii_mode:1, pad8:6), csma_disabled:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
/*9*/	u8 X(X(X(X(X(rx_tcpudp_checksum:1, pad9:3), vlan_arp_tco:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	   link_status_wake:1), arp_wake:1), mcmatch_wake:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
/*10*/	u8 X(X(X(pad10:3, no_source_addr_insertion:1), preamble_length:2),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	   loopback:2);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
/*11*/	u8 X(linear_priority:3, pad11:5);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
/*12*/	u8 X(X(linear_priority_mode:1, pad12:3), ifs:4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
/*13*/	u8 ip_addr_lo;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
/*14*/	u8 ip_addr_hi;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	   pad15_2:1), crs_or_cdt:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
/*16*/	u8 fc_delay_lo;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
/*17*/	u8 fc_delay_hi;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	   rx_long_ok:1), fc_priority_threshold:3), pad18:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
/*19*/	u8 X(X(X(X(X(X(X(addr_wake:1, magic_packet_disable:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
	   fc_disable:1), fc_restop:1), fc_restart:1), fc_reject:1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	   full_duplex_force:1), full_duplex_pin:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
/*20*/	u8 X(X(X(pad20_1:5, fc_priority_location:1), multi_ia:1), pad20_2:1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
/*21*/	u8 X(X(pad21_1:3, multicast_all:1), pad21_2:4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
/*22*/	u8 X(X(rx_d102_mode:1, rx_vlan_drop:1), pad22:6);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	u8 pad_d102[9];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
#define E100_MAX_MULTICAST_ADDRS	64
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
struct multi {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	__le16 count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
/* Important: keep total struct u32-aligned */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
#define UCODE_SIZE			134
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
struct cb {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	__le16 status;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	__le16 command;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	__le32 link;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	union {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
		u8 iaaddr[ETH_ALEN];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
		__le32 ucode[UCODE_SIZE];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
		struct config config;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
		struct multi multi;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
		struct {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
			u32 tbd_array;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
			u16 tcb_byte_count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
			u8 threshold;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
			u8 tbd_count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
			struct {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
				__le32 buf_addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
				__le16 size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
				u16 eol;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
			} tbd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
		} tcb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
		__le32 dump_buffer_addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	} u;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	struct cb *next, *prev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	dma_addr_t dma_addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	struct sk_buff *skb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
enum loopback {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	lb_none = 0, lb_mac = 1, lb_phy = 3,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
struct stats {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
		tx_multiple_collisions, tx_total_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
		rx_short_frame_errors;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	__le16 xmt_tco_frames, rcv_tco_frames;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	__le32 complete;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
struct mem {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	struct {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
		u32 signature;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
		u32 result;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	} selftest;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	struct stats stats;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
	u8 dump_buf[596];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
struct param_range {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	u32 min;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	u32 max;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	u32 count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
struct params {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	struct param_range rfds;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	struct param_range cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
struct nic {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	/* Begin: frequently used values: keep adjacent for cache effect */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	u32 msg_enable				____cacheline_aligned;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	struct net_device *netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	struct pci_dev *pdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	struct rx *rxs				____cacheline_aligned;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	struct rx *rx_to_use;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	struct rx *rx_to_clean;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	struct rfd blank_rfd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	enum ru_state ru_running;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	spinlock_t cb_lock			____cacheline_aligned;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	spinlock_t cmd_lock;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	struct csr __iomem *csr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	enum scb_cmd_lo cuc_cmd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	unsigned int cbs_avail;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	struct napi_struct napi;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	struct cb *cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	struct cb *cb_to_use;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	struct cb *cb_to_send;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	struct cb *cb_to_clean;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	__le16 tx_command;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	/* End: frequently used values: keep adjacent for cache effect */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	enum {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
		ich                = (1 << 0),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
		promiscuous        = (1 << 1),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
		multicast_all      = (1 << 2),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
		wol_magic          = (1 << 3),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		ich_10h_workaround = (1 << 4),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
	} flags					____cacheline_aligned;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
	enum mac mac;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	enum phy phy;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	struct params params;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
	struct timer_list watchdog;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	struct timer_list blink_timer;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	struct mii_if_info mii;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	struct work_struct tx_timeout_task;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
	enum loopback loopback;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	struct mem *mem;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	dma_addr_t dma_addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	struct pci_pool *cbs_pool;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	dma_addr_t cbs_dma_addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	u8 adaptive_ifs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	u8 tx_threshold;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	u32 tx_frames;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	u32 tx_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	u32 tx_deferred;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	u32 tx_single_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	u32 tx_multiple_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	u32 tx_fc_pause;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
	u32 tx_tco_frames;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	u32 rx_fc_pause;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	u32 rx_fc_unsupported;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	u32 rx_tco_frames;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	u32 rx_over_length_errors;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	u16 leds;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	u16 eeprom_wc;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	__le16 eeprom[256];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	spinlock_t mdio_lock;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	const struct firmware *fw;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	ec_device_t *ecdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	unsigned long ec_watchdog_jiffies;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
static inline void e100_write_flush(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	/* Flush previous PCI writes through intermediate bridges
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	 * by doing a benign read */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	(void)ioread8(&nic->csr->scb.status);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
static void e100_enable_irq(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	unsigned long flags;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	if (nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
		return;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	spin_lock_irqsave(&nic->cmd_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	iowrite8(irq_mask_none, &nic->csr->scb.cmd_hi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	e100_write_flush(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
static void e100_disable_irq(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	unsigned long flags = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
		spin_lock_irqsave(&nic->cmd_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
	iowrite8(irq_mask_all, &nic->csr->scb.cmd_hi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	e100_write_flush(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
static void e100_hw_reset(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	/* Put CU and RU into idle with a selective reset to get
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	 * device off of PCI bus */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
	iowrite32(selective_reset, &nic->csr->port);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
	e100_write_flush(nic); udelay(20);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
	/* Now fully reset device */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	iowrite32(software_reset, &nic->csr->port);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
	e100_write_flush(nic); udelay(20);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
	/* Mask off our interrupt line - it's unmasked after reset */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	e100_disable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
static int e100_self_test(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	u32 dma_addr = nic->dma_addr + offsetof(struct mem, selftest);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	/* Passing the self-test is a pretty good indication
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
	 * that the device can DMA to/from host memory */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	nic->mem->selftest.signature = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	nic->mem->selftest.result = 0xFFFFFFFF;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	iowrite32(selftest | dma_addr, &nic->csr->port);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	e100_write_flush(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	/* Wait 10 msec for self-test to complete */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	msleep(10);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
	/* Interrupts are enabled after self-test */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	e100_disable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	/* Check results of self-test */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	if (nic->mem->selftest.result != 0) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		netif_err(nic, hw, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
			  "Self-test failed: result=0x%08X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
			  nic->mem->selftest.result);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
		return -ETIMEDOUT;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	if (nic->mem->selftest.signature == 0) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		netif_err(nic, hw, nic->netdev, "Self-test failed: timed out\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		return -ETIMEDOUT;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
	u32 cmd_addr_data[3];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
	u8 ctrl;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
	int i, j;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
	/* Three cmds: write/erase enable, write data, write/erase disable */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
	cmd_addr_data[0] = op_ewen << (addr_len - 2);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		le16_to_cpu(data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	cmd_addr_data[2] = op_ewds << (addr_len - 2);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	/* Bit-bang cmds to write word to eeprom */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	for (j = 0; j < 3; j++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		/* Chip select */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
		iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
		e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
		for (i = 31; i >= 0; i--) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
				eecs | eedi : eecs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
			e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
			iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
			e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
		/* Wait 10 msec for cmd to complete */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
		msleep(10);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
		/* Chip deselect */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
/* General technique stolen from the eepro100 driver - very clever */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	u32 cmd_addr_data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
	u16 data = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	u8 ctrl;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
	int i;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
	cmd_addr_data = ((op_read << *addr_len) | addr) << 16;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	/* Chip select */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	/* Bit-bang to read word from eeprom */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	for (i = 31; i >= 0; i--) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
		ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
		e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
		iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
		e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		/* Eeprom drives a dummy zero to EEDO after receiving
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		 * complete address.  Use this to adjust addr_len. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		if (!(ctrl & eedo) && i > 16) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
			*addr_len -= (i - 16);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
			i = 17;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
	/* Chip deselect */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
	e100_write_flush(nic); udelay(4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	return cpu_to_le16(data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
/* Load entire EEPROM image into driver cache and validate checksum */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
static int e100_eeprom_load(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
	u16 addr, addr_len = 8, checksum = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
	/* Try reading with an 8-bit addr len to discover actual addr len */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
	e100_eeprom_read(nic, &addr_len, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
	nic->eeprom_wc = 1 << addr_len;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	for (addr = 0; addr < nic->eeprom_wc; addr++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
		if (addr < nic->eeprom_wc - 1)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
			checksum += le16_to_cpu(nic->eeprom[addr]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	/* The checksum, stored in the last word, is calculated such that
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
	 * the sum of words should be 0xBABA */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
		netif_err(nic, probe, nic->netdev, "EEPROM corrupted\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
		if (!eeprom_bad_csum_allow)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
			return -EAGAIN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
/* Save (portion of) driver EEPROM cache to device and update checksum */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	u16 addr, addr_len = 8, checksum = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	/* Try reading with an 8-bit addr len to discover actual addr len */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
	e100_eeprom_read(nic, &addr_len, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	nic->eeprom_wc = 1 << addr_len;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	if (start + count >= nic->eeprom_wc)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
		return -EINVAL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
	for (addr = start; addr < start + count; addr++)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
		e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
	/* The checksum, stored in the last word, is calculated such that
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
	 * the sum of words should be 0xBABA */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
	for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		checksum += le16_to_cpu(nic->eeprom[addr]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
		nic->eeprom[nic->eeprom_wc - 1]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
#define E100_WAIT_SCB_FAST 20       /* delay like the old code */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
	unsigned long flags = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
	unsigned int i;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
	int err = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
		spin_lock_irqsave(&nic->cmd_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	/* Previous command is accepted when SCB clears */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
	for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
		if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		cpu_relax();
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
		if (unlikely(i > E100_WAIT_SCB_FAST))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
			udelay(5);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
		err = -EAGAIN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		goto err_unlock;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
	if (unlikely(cmd != cuc_resume))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
		iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
err_unlock:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
		spin_unlock_irqrestore(&nic->cmd_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	struct cb *cb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
	unsigned long flags = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
	int err = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
		spin_lock_irqsave(&nic->cb_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	if (unlikely(!nic->cbs_avail)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
		err = -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
		goto err_unlock;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	cb = nic->cb_to_use;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	nic->cb_to_use = cb->next;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	nic->cbs_avail--;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	cb->skb = skb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	if (unlikely(!nic->cbs_avail))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
		err = -ENOSPC;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	cb_prepare(nic, cb, skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	/* Order is important otherwise we'll be in a race with h/w:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	 * set S-bit in current first, then clear S-bit in previous. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	cb->command |= cpu_to_le16(cb_s);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	wmb();
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	cb->prev->command &= cpu_to_le16(~cb_s);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	while (nic->cb_to_send != nic->cb_to_use) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
			nic->cb_to_send->dma_addr))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
			/* Ok, here's where things get sticky.  It's
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
			 * possible that we can't schedule the command
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
			 * because the controller is too busy, so
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
			 * let's just queue the command and try again
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
			 * when another command is scheduled. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
			if (err == -ENOSPC) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
				//request a reset
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
				schedule_work(&nic->tx_timeout_task);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
		} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
			nic->cuc_cmd = cuc_resume;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
			nic->cb_to_send = nic->cb_to_send->next;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
err_unlock:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
		spin_unlock_irqrestore(&nic->cb_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
static int mdio_read(struct net_device *netdev, int addr, int reg)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
/* the standard mdio_ctrl() function for usual MII-compliant hardware */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
	u32 data_out = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	unsigned int i;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
	unsigned long flags = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
	/*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	 * Stratus87247: we shouldn't be writing the MDI control
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	 * register until the Ready bit shows True.  Also, since
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	 * manipulation of the MDI control registers is a multi-step
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	 * procedure it should be done under lock.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
		spin_lock_irqsave(&nic->mdio_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
	for (i = 100; i; --i) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
		if (ioread32(&nic->csr->mdi_ctrl) & mdi_ready)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
		udelay(20);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	if (unlikely(!i)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
		netdev_err(nic->netdev, "e100.mdio_ctrl won't go Ready\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
		if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
			spin_unlock_irqrestore(&nic->mdio_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		return 0;		/* No way to indicate timeout error */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	iowrite32((reg << 16) | (addr << 21) | dir | data, &nic->csr->mdi_ctrl);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	for (i = 0; i < 100; i++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
		udelay(20);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		if ((data_out = ioread32(&nic->csr->mdi_ctrl)) & mdi_ready)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		     "%s:addr=%d, reg=%d, data_in=0x%04X, data_out=0x%04X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
		     dir == mdi_read ? "READ" : "WRITE",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		     addr, reg, data, data_out);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
	return (u16)data_out;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
				 u32 addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
				 u32 dir,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
				 u32 reg,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
				 u16 data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
			u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
							MII_ADVERTISE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
			/*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
			 * Workaround Si issue where sometimes the part will not
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
			 * autoneg to 100Mbps even when advertised.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
			 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
			if (advert & ADVERTISE_100FULL)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
			else if (advert & ADVERTISE_100HALF)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
				data |= BMCR_SPEED100;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	return mdio_ctrl_hw(nic, addr, dir, reg, data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
/* Fully software-emulated mdio_ctrl() function for cards without
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
 * MII-compliant PHYs.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
 * For now, this is mainly geared towards 80c24 support; in case of further
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
 * requirements for other types (i82503, ...?) either extend this mechanism
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
 * or split it, whichever is cleaner.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
				      u32 addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
				      u32 dir,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
				      u32 reg,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
				      u16 data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
	/* might need to allocate a netdev_priv'ed register array eventually
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	 * to be able to record state changes, but for now
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	 * some fully hardcoded register handling ought to be ok I guess. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	if (dir == mdi_read) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
		switch (reg) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
		case MII_BMCR:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
			/* Auto-negotiation, right? */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
			return  BMCR_ANENABLE |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
				BMCR_FULLDPLX;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
		case MII_BMSR:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
				BMSR_ANEGCAPABLE |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
				BMSR_10FULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
		case MII_ADVERTISE:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
			/* 80c24 is a "combo card" PHY, right? */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
			return	ADVERTISE_10HALF |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
				ADVERTISE_10FULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
		default:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
				     dir == mdi_read ? "READ" : "WRITE",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
				     addr, reg, data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
			return 0xFFFF;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
		switch (reg) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
		default:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
				     dir == mdi_read ? "READ" : "WRITE",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
				     addr, reg, data);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
			return 0xFFFF;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
static inline int e100_phy_supports_mii(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	/* for now, just check it by comparing whether we
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	   are using MII software emulation.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	*/
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
static void e100_get_defaults(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	struct param_range rfds = { .min = 16, .max = 256, .count = 256 };
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	struct param_range cbs  = { .min = 64, .max = 256, .count = 128 };
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	if (nic->mac == mac_unknown)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
		nic->mac = mac_82557_D100_A;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	nic->params.rfds = rfds;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	nic->params.cbs = cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
	/* Quadwords to DMA into FIFO before starting frame transmit */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	nic->tx_threshold = 0xE0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	/* no interrupt for every tx completion, delay = 256us if not 557 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	nic->tx_command = cpu_to_le16(cb_tx | cb_tx_sf |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	/* Template for a freshly allocated RFD */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
	nic->blank_rfd.command = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	nic->blank_rfd.rbd = cpu_to_le32(0xFFFFFFFF);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
	nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	/* MII setup */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	nic->mii.phy_id_mask = 0x1F;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
	nic->mii.reg_num_mask = 0x1F;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	nic->mii.dev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	nic->mii.mdio_read = mdio_read;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
	nic->mii.mdio_write = mdio_write;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	struct config *config = &cb->u.config;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	u8 *c = (u8 *)config;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
	cb->command = cpu_to_le16(cb_config);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
	memset(config, 0, sizeof(struct config));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
	config->byte_count = 0x16;		/* bytes in this struct */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	config->rx_fifo_limit = 0x8;		/* bytes in FIFO before DMA */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	config->direct_rx_dma = 0x1;		/* reserved */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	config->standard_tcb = 0x1;		/* 1=standard, 0=extended */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	config->standard_stat_counter = 0x1;	/* 1=standard, 0=extended */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	config->rx_discard_short_frames = 0x1;	/* 1=discard, 0=pass */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
	config->tx_underrun_retry = 0x3;	/* # of underrun retries */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	if (e100_phy_supports_mii(nic))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
		config->mii_mode = 1;           /* 1=MII mode, 0=i82503 mode */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
	config->pad10 = 0x6;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	config->no_source_addr_insertion = 0x1;	/* 1=no, 0=yes */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
	config->preamble_length = 0x2;		/* 0=1, 1=3, 2=7, 3=15 bytes */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	config->ifs = 0x6;			/* x16 = inter frame spacing */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	config->ip_addr_hi = 0xF2;		/* ARP IP filter - not used */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	config->pad15_1 = 0x1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	config->pad15_2 = 0x1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	config->crs_or_cdt = 0x0;		/* 0=CRS only, 1=CRS or CDT */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	config->fc_delay_hi = 0x40;		/* time delay for fc frame */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	config->tx_padding = 0x1;		/* 1=pad short frames */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	config->fc_priority_threshold = 0x7;	/* 7=priority fc disabled */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	config->pad18 = 0x1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	config->full_duplex_pin = 0x1;		/* 1=examine FDX# pin */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	config->pad20_1 = 0x1F;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	config->fc_priority_location = 0x1;	/* 1=byte#31, 0=byte#19 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
	config->pad21_1 = 0x5;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
	config->adaptive_ifs = nic->adaptive_ifs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	config->loopback = nic->loopback;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
	if (nic->mii.force_media && nic->mii.full_duplex)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
		config->full_duplex_force = 0x1;	/* 1=force, 0=auto */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
	if (nic->flags & promiscuous || nic->loopback) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
		config->rx_save_bad_frames = 0x1;	/* 1=save, 0=discard */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
		config->rx_discard_short_frames = 0x0;	/* 1=discard, 0=save */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
		config->promiscuous_mode = 0x1;		/* 1=on, 0=off */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
	if (nic->flags & multicast_all)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
		config->multicast_all = 0x1;		/* 1=accept, 0=no */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
	/* disable WoL when up */
2589
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents: 2237
diff changeset
  1207
	if (nic->ecdev ||
2184
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
			(netif_running(nic->netdev) || !(nic->flags & wol_magic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	if (nic->mac >= mac_82558_D101_A4) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
		config->fc_disable = 0x1;	/* 1=Tx fc off, 0=Tx fc on */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		config->mwi_enable = 0x1;	/* 1=enable, 0=disable */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
		config->standard_tcb = 0x0;	/* 1=standard, 0=extended */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
		config->rx_long_ok = 0x1;	/* 1=VLANs ok, 0=standard */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
		if (nic->mac >= mac_82559_D101M) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
			config->tno_intr = 0x1;		/* TCO stats enable */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
			/* Enable TCO in extended config */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
			if (nic->mac >= mac_82551_10) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
				config->byte_count = 0x20; /* extended bytes */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
				config->rx_d102_mode = 0x1; /* GMRC for TCO */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
			}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
		} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
			config->standard_stat_counter = 0x0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
		     "[00-07]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
		     c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
		     "[08-15]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
		     c[8], c[9], c[10], c[11], c[12], c[13], c[14], c[15]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
		     "[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
		     c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
/*************************************************************************
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
*  CPUSaver parameters
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
*  All CPUSaver parameters are 16-bit literals that are part of a
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
*  "move immediate value" instruction.  By changing the value of
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
*  the literal in the instruction before the code is loaded, the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
*  driver can change the algorithm.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
*  INTDELAY - This loads the dead-man timer with its initial value.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
*    When this timer expires the interrupt is asserted, and the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
*    timer is reset each time a new packet is received.  (see
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
*    BUNDLEMAX below to set the limit on number of chained packets)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
*    The current default is 0x600 or 1536.  Experiments show that
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
*    the value should probably stay within the 0x200 - 0x1000.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
*  BUNDLEMAX -
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
*    This sets the maximum number of frames that will be bundled.  In
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
*    some situations, such as the TCP windowing algorithm, it may be
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
*    better to limit the growth of the bundle size than let it go as
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
*    high as it can, because that could cause too much added latency.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
*    The default is six, because this is the number of packets in the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
*    default TCP window size.  A value of 1 would make CPUSaver indicate
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
*    an interrupt for every frame received.  If you do not want to put
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
*    a limit on the bundle size, set this value to xFFFF.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
*  BUNDLESMALL -
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
*    This contains a bit-mask describing the minimum size frame that
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
*    will be bundled.  The default masks the lower 7 bits, which means
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
*    that any frame less than 128 bytes in length will not be bundled,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
*    but will instead immediately generate an interrupt.  This does
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
*    not affect the current bundle in any way.  Any frame that is 128
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
*    bytes or large will be bundled normally.  This feature is meant
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
*    to provide immediate indication of ACK frames in a TCP environment.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
*    Customers were seeing poor performance when a machine with CPUSaver
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
*    enabled was sending but not receiving.  The delay introduced when
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
*    the ACKs were received was enough to reduce total throughput, because
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
*    the sender would sit idle until the ACK was finally seen.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
*    The current default is 0xFF80, which masks out the lower 7 bits.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
*    This means that any frame which is x7F (127) bytes or smaller
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
*    will cause an immediate interrupt.  Because this value must be a
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
*    bit mask, there are only a few valid values that can be used.  To
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
*    turn this feature off, the driver can write the value xFFFF to the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
*    lower word of this instruction (in the same way that the other
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
*    parameters are used).  Likewise, a value of 0xF800 (2047) would
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
*    cause an interrupt to be generated for every frame, because all
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
*    standard Ethernet frames are <= 2047 bytes in length.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
*************************************************************************/
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
/* if you wish to disable the ucode functionality, while maintaining the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
 * workarounds it provides, set the following defines to:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
 * BUNDLESMALL 0
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
 * BUNDLEMAX 1
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
 * INTDELAY 1
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
#define BUNDLESMALL 1
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
#define BUNDLEMAX (u16)6
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
#define INTDELAY (u16)1536 /* 0x600 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
/* Initialize firmware */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
static const struct firmware *e100_request_firmware(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	const char *fw_name;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	const struct firmware *fw = nic->fw;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
	u8 timer, bundle, min_size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	int err = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	/* do not load u-code for ICH devices */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	if (nic->flags & ich)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
		return NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	/* Search for ucode match against h/w revision */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
	if (nic->mac == mac_82559_D101M)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
		fw_name = FIRMWARE_D101M;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	else if (nic->mac == mac_82559_D101S)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
		fw_name = FIRMWARE_D101S;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		fw_name = FIRMWARE_D102E;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
	else /* No ucode on other devices */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
		return NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	/* If the firmware has not previously been loaded, request a pointer
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	 * to it. If it was previously loaded, we are reinitializing the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	 * adapter, possibly in a resume from hibernate, in which case
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	 * request_firmware() cannot be used.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
	 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	if (!fw)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
		err = request_firmware(&fw, fw_name, &nic->pdev->dev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
	if (err) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
		netif_err(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
			  "Failed to load firmware \"%s\": %d\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
			  fw_name, err);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
		return ERR_PTR(err);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	/* Firmware should be precisely UCODE_SIZE (words) plus three bytes
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
	if (fw->size != UCODE_SIZE * 4 + 3) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
		netif_err(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
			  "Firmware \"%s\" has wrong size %zu\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
			  fw_name, fw->size);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
		release_firmware(fw);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
		return ERR_PTR(-EINVAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	/* Read timer, bundle and min_size from end of firmware blob */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
	timer = fw->data[UCODE_SIZE * 4];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
	bundle = fw->data[UCODE_SIZE * 4 + 1];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	min_size = fw->data[UCODE_SIZE * 4 + 2];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
	    min_size >= UCODE_SIZE) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
		netif_err(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
			  "\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
			  fw_name, timer, bundle, min_size);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
		release_firmware(fw);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
		return ERR_PTR(-EINVAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	/* OK, firmware is validated and ready to use. Save a pointer
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	 * to it in the nic */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	nic->fw = fw;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	return fw;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
static void e100_setup_ucode(struct nic *nic, struct cb *cb,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
			     struct sk_buff *skb)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	const struct firmware *fw = (void *)skb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	u8 timer, bundle, min_size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
	/* It's not a real skb; we just abused the fact that e100_exec_cb
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	   will pass it through to here... */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	cb->skb = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	/* firmware is stored as little endian already */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
	/* Read timer, bundle and min_size from end of firmware blob */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
	timer = fw->data[UCODE_SIZE * 4];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
	bundle = fw->data[UCODE_SIZE * 4 + 1];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	min_size = fw->data[UCODE_SIZE * 4 + 2];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
	/* Insert user-tunable settings in cb->u.ucode */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
	cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
	cb->command = cpu_to_le16(cb_ucode | cb_el);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
static inline int e100_load_ucode_wait(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	const struct firmware *fw;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	int err = 0, counter = 50;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	struct cb *cb = nic->cb_to_clean;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	fw = e100_request_firmware(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	/* If it's NULL, then no ucode is required */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	if (!fw || IS_ERR(fw))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		return PTR_ERR(fw);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
	if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
		netif_err(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
			  "ucode cmd failed with error %d\n", err);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	/* must restart cuc */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	nic->cuc_cmd = cuc_start;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
	/* wait for completion */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	e100_write_flush(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	udelay(10);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
	/* wait for possibly (ouch) 500ms */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
	while (!(cb->status & cpu_to_le16(cb_complete))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
		msleep(10);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
		if (!--counter) break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
	/* ack any interrupts, something could have been set */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
	iowrite8(~0, &nic->csr->scb.stat_ack);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
	/* if the command failed, or is not OK, notify and return */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	if (!counter || !(cb->status & cpu_to_le16(cb_ok))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
		netif_err(nic, probe, nic->netdev, "ucode load failed\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
		err = -EPERM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
static void e100_setup_iaaddr(struct nic *nic, struct cb *cb,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
	struct sk_buff *skb)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	cb->command = cpu_to_le16(cb_iaaddr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
	cb->command = cpu_to_le16(cb_dump);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
	cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		offsetof(struct mem, dump_buf));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
static int e100_phy_check_without_mii(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	u8 phy_type;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	int without_mii;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
	switch (phy_type) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	case I82503: /* Non-MII PHY; UNTESTED! */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
	case S80C24: /* Non-MII PHY; tested and working */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		/* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		 * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
		 * doesn't have a programming interface of any sort.  The
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
		 * media is sensed automatically based on how the link partner
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		 * is configured.  This is, in essence, manual configuration.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
		netif_info(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
			   "found MII-less i82503 or 80c24 or other PHY\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
		/* these might be needed for certain MII-less cards...
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
		 * nic->flags |= ich;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
		 * nic->flags |= ich_10h_workaround; */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
		without_mii = 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
		break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
	default:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
		without_mii = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
		break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
	return without_mii;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
#define NCONFIG_AUTO_SWITCH	0x0080
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
#define MII_NSC_CONG		MII_RESV1
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
#define NSC_CONG_ENABLE		0x0100
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
#define NSC_CONG_TXREADY	0x0400
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
#define ADVERTISE_FC_SUPPORTED	0x0400
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
static int e100_phy_init(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
	struct net_device *netdev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
	u32 addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	u16 bmcr, stat, id_lo, id_hi, cong;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	for (addr = 0; addr < 32; addr++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
		nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
	if (addr == 32) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
		/* uhoh, no PHY detected: check whether we seem to be some
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
		 * weird, rare variant which is *known* to not have any MII.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
		 * But do this AFTER MII checking only, since this does
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
		 * lookup of EEPROM values which may easily be unreliable. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		if (e100_phy_check_without_mii(nic))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
			return 0; /* simply return and hope for the best */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
			/* for unknown cases log a fatal error */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
			netif_err(nic, hw, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
				  "Failed to locate any known PHY, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
			return -EAGAIN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
	} else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
		netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
			     "phy_addr = %d\n", nic->mii.phy_id);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
	/* Get phy ID */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
		     "phy ID = 0x%08X\n", nic->phy);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
	/* Select the phy and isolate the rest */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
	for (addr = 0; addr < 32; addr++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
		if (addr != nic->mii.phy_id) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
			mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
		} else if (nic->phy != phy_82552_v) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
			bmcr = mdio_read(netdev, addr, MII_BMCR);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
			mdio_write(netdev, addr, MII_BMCR,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
				bmcr & ~BMCR_ISOLATE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	/*
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
	 * Workaround for 82552:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
	 * Clear the ISOLATE bit on selected phy_id last (mirrored on all
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	 * other phy_id's) using bmcr value from addr discovery loop above.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
	 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	if (nic->phy == phy_82552_v)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
			bmcr & ~BMCR_ISOLATE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
	/* Handle National tx phys */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		/* Disable congestion control */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		cong |= NSC_CONG_TXREADY;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
		cong &= ~NSC_CONG_ENABLE;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
		mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
	if (nic->phy == phy_82552_v) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
		u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		/* assign special tweaked mdio_ctrl() function */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
		nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
		/* Workaround Si not advertising flow-control during autoneg */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
		mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
		/* Reset for the above changes to take effect */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		bmcr |= BMCR_RESET;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
	} else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
	   (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
		!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		/* enable/disable MDI/MDI-X auto-switching. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
				nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
static int e100_hw_init(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	int err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
	e100_hw_reset(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
	netif_err(nic, hw, nic->netdev, "e100_hw_init\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	if (!in_interrupt() && (err = e100_self_test(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	if ((err = e100_phy_init(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	if ((err = e100_load_ucode_wait(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	if ((err = e100_exec_cb(nic, NULL, e100_configure)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
	if ((err = e100_exec_cmd(nic, cuc_dump_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		nic->dma_addr + offsetof(struct mem, stats))))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
	if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
	e100_disable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	struct net_device *netdev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
	struct netdev_hw_addr *ha;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	u16 i, count = min(netdev_mc_count(netdev), E100_MAX_MULTICAST_ADDRS);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
	cb->command = cpu_to_le16(cb_multi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
	i = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
	netdev_for_each_mc_addr(ha, netdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
		if (i == count)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
		memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
			ETH_ALEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
static void e100_set_multicast_list(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
		     "mc_count=%d, flags=0x%04X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		     netdev_mc_count(netdev), netdev->flags);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	if (netdev->flags & IFF_PROMISC)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
		nic->flags |= promiscuous;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		nic->flags &= ~promiscuous;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	if (netdev->flags & IFF_ALLMULTI ||
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
		netdev_mc_count(netdev) > E100_MAX_MULTICAST_ADDRS)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
		nic->flags |= multicast_all;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
		nic->flags &= ~multicast_all;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
	e100_exec_cb(nic, NULL, e100_configure);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
	e100_exec_cb(nic, NULL, e100_multi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
static void e100_update_stats(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
	struct net_device *dev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
	struct net_device_stats *ns = &dev->stats;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	struct stats *s = &nic->mem->stats;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
		&s->complete;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	/* Device's stats reporting may take several microseconds to
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
	 * complete, so we're always waiting for results of the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	 * previous command. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
	if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
		*complete = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
		ns->tx_aborted_errors += le32_to_cpu(s->tx_max_collisions);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
		ns->tx_window_errors += le32_to_cpu(s->tx_late_collisions);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
		ns->tx_carrier_errors += le32_to_cpu(s->tx_lost_crs);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
		ns->tx_fifo_errors += le32_to_cpu(s->tx_underruns);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
		ns->collisions += nic->tx_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
		ns->tx_errors += le32_to_cpu(s->tx_max_collisions) +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
			le32_to_cpu(s->tx_lost_crs);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
		ns->rx_length_errors += le32_to_cpu(s->rx_short_frame_errors) +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
			nic->rx_over_length_errors;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
		ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
		ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
		ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
		ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
		ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
		ns->rx_errors += le32_to_cpu(s->rx_crc_errors) +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
			le32_to_cpu(s->rx_alignment_errors) +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
			le32_to_cpu(s->rx_short_frame_errors) +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
			le32_to_cpu(s->rx_cdt_errors);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		nic->tx_deferred += le32_to_cpu(s->tx_deferred);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
		nic->tx_single_collisions +=
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
			le32_to_cpu(s->tx_single_collisions);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
		nic->tx_multiple_collisions +=
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
			le32_to_cpu(s->tx_multiple_collisions);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
		if (nic->mac >= mac_82558_D101_A4) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
			nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
			nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
			nic->rx_fc_unsupported +=
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
				le32_to_cpu(s->fc_rcv_unsupported);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
			if (nic->mac >= mac_82559_D101M) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
				nic->tx_tco_frames +=
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
					le16_to_cpu(s->xmt_tco_frames);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
				nic->rx_tco_frames +=
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
					le16_to_cpu(s->rcv_tco_frames);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
			}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	if (e100_exec_cmd(nic, cuc_dump_reset, 0))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
			     "exec cuc_dump_reset failed\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	/* Adjust inter-frame-spacing (IFS) between two transmits if
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	 * we're getting collisions on a half-duplex connection. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	if (duplex == DUPLEX_HALF) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
		u32 prev = nic->adaptive_ifs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
		u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
		if ((nic->tx_frames / 32 < nic->tx_collisions) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		   (nic->tx_frames > min_frames)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
			if (nic->adaptive_ifs < 60)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
				nic->adaptive_ifs += 5;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
		} else if (nic->tx_frames < min_frames) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
			if (nic->adaptive_ifs >= 5)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
				nic->adaptive_ifs -= 5;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
		if (nic->adaptive_ifs != prev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
			e100_exec_cb(nic, NULL, e100_configure);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
static void e100_watchdog(unsigned long data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
	struct nic *nic = (struct nic *)data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	struct ethtool_cmd cmd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
	if (nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
		ecdev_set_link(nic->ecdev, mii_link_ok(&nic->mii) ? 1 : 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
		return;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	netif_printk(nic, timer, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
		     "right now = %ld\n", jiffies);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	/* mii library handles link maintenance tasks */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	mii_ethtool_gset(&nic->mii, &cmd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		netdev_info(nic->netdev, "NIC Link is Up %u Mbps %s Duplex\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
			    cmd.speed == SPEED_100 ? 100 : 10,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
			    cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
	} else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		netdev_info(nic->netdev, "NIC Link is Down\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
	mii_check_link(&nic->mii);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
	/* Software generated interrupt to recover from (rare) Rx
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	 * allocation failure.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
	 * Unfortunately have to use a spinlock to not re-enable interrupts
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	 * accidentally, due to hardware that shares a register between the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	 * interrupt mask bit and the SW Interrupt generation bit */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	spin_lock_irq(&nic->cmd_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	iowrite8(ioread8(&nic->csr->scb.cmd_hi) | irq_sw_gen,&nic->csr->scb.cmd_hi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
	e100_write_flush(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	spin_unlock_irq(&nic->cmd_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	e100_update_stats(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
	e100_adjust_adaptive_ifs(nic, cmd.speed, cmd.duplex);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	if (nic->mac <= mac_82557_D100_C)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
		/* Issue a multicast command to workaround a 557 lock up */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
		e100_set_multicast_list(nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	if (nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
		/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
		nic->flags |= ich_10h_workaround;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
	else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
		nic->flags &= ~ich_10h_workaround;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
	mod_timer(&nic->watchdog,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
	struct sk_buff *skb)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
	cb->command = nic->tx_command;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	/* interrupt every 16 packets regardless of delay */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
	if ((nic->cbs_avail & ~15) == nic->cbs_avail)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
		cb->command |= cpu_to_le16(cb_i);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
	cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
	cb->u.tcb.tcb_byte_count = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	cb->u.tcb.threshold = nic->tx_threshold;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	cb->u.tcb.tbd_count = 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
		skb->data, skb->len, PCI_DMA_TODEVICE));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	/* check for mapping failure? */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
				   struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	int err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	if (nic->flags & ich_10h_workaround) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
		/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
		   Issue a NOP command followed by a 1us delay before
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
		   issuing the Tx command. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
		if (e100_exec_cmd(nic, cuc_nop, 0))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
			netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
				     "exec cuc_nop failed\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
		udelay(1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
	err = e100_exec_cb(nic, skb, e100_xmit_prepare);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
	switch (err) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
	case -ENOSPC:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		/* We queued the skb, but now we're out of space. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
			     "No space for CB\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
		if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
			netif_stop_queue(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
		break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	case -ENOMEM:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
		/* This is a hard error - log it. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
			     "Out of Tx resources, returning skb\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
		if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
			netif_stop_queue(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
		return NETDEV_TX_BUSY;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	return NETDEV_TX_OK;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
static int e100_tx_clean(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	struct net_device *dev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
	struct cb *cb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	int tx_cleaned = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
		spin_lock(&nic->cb_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
	/* Clean CBs marked complete */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
	for (cb = nic->cb_to_clean;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
	    cb->status & cpu_to_le16(cb_complete);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
	    cb = nic->cb_to_clean = cb->next) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		rmb(); /* read skb after status */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		netif_printk(nic, tx_done, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
			     "cb[%d]->status = 0x%04X\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
			     (int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
			     cb->status);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
		if (likely(cb->skb != NULL)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
			dev->stats.tx_packets++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
			dev->stats.tx_bytes += cb->skb->len;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
			pci_unmap_single(nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
				le32_to_cpu(cb->u.tcb.tbd.buf_addr),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
				le16_to_cpu(cb->u.tcb.tbd.size),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
				PCI_DMA_TODEVICE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
			if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
				dev_kfree_skb_any(cb->skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
			cb->skb = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
			tx_cleaned = 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
		cb->status = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
		nic->cbs_avail++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
		spin_unlock(&nic->cb_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
		/* Recover from running out of Tx resources in xmit_frame */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
		if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
			netif_wake_queue(nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
	return tx_cleaned;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
static void e100_clean_cbs(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
	if (nic->cbs) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
		while (nic->cbs_avail != nic->params.cbs.count) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
			struct cb *cb = nic->cb_to_clean;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
			if (cb->skb) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
				pci_unmap_single(nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
					le32_to_cpu(cb->u.tcb.tbd.buf_addr),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
					le16_to_cpu(cb->u.tcb.tbd.size),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
					PCI_DMA_TODEVICE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
				if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
					dev_kfree_skb(cb->skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
			}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
			nic->cb_to_clean = nic->cb_to_clean->next;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
			nic->cbs_avail++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
		nic->cbs = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
		nic->cbs_avail = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
	nic->cuc_cmd = cuc_start;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean =
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
		nic->cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
static int e100_alloc_cbs(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	struct cb *cb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
	unsigned int i, count = nic->params.cbs.count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	nic->cuc_cmd = cuc_start;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	nic->cbs_avail = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
	nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
				  &nic->cbs_dma_addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	if (!nic->cbs)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		return -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
	memset(nic->cbs, 0, count * sizeof(struct cb));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
		cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
		cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
		cb->dma_addr = nic->cbs_dma_addr + i * sizeof(struct cb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		cb->link = cpu_to_le32(nic->cbs_dma_addr +
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
			((i+1) % count) * sizeof(struct cb));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = nic->cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	nic->cbs_avail = count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	if (!nic->rxs) return;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
	if (RU_SUSPENDED != nic->ru_running) return;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
	/* handle init time starts */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	if (!rx) rx = nic->rxs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	/* (Re)start RU if suspended or idle and RFA is non-NULL */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
	if (rx->skb) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		e100_exec_cmd(nic, ruc_start, rx->dma_addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		nic->ru_running = RU_RUNNING;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
	if (!(rx->skb = netdev_alloc_skb_ip_align(nic->netdev, RFD_BUF_LEN)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
		return -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
	/* Init, and map the RFD. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
	skb_copy_to_linear_data(rx->skb, &nic->blank_rfd, sizeof(struct rfd));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
	if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
		dev_kfree_skb_any(rx->skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		rx->skb = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		rx->dma_addr = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
		return -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
	/* Link the RFD to end of RFA by linking previous RFD to
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	 * this one.  We are safe to touch the previous RFD because
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	 * it is protected by the before last buffer's el bit being set */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	if (rx->prev->skb) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
		put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
		pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
static int e100_rx_indicate(struct nic *nic, struct rx *rx,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	unsigned int *work_done, unsigned int work_to_do)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	struct net_device *dev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	struct sk_buff *skb = rx->skb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	struct rfd *rfd = (struct rfd *)skb->data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
	u16 rfd_status, actual_size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
	if (unlikely(work_done && *work_done >= work_to_do))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
		return -EAGAIN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
	/* Need to sync before taking a peek at cb_complete bit */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	rfd_status = le16_to_cpu(rfd->status);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
	netif_printk(nic, rx_status, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
		     "status=0x%04X\n", rfd_status);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	rmb(); /* read size after status bit */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	/* If data isn't ready, nothing to indicate */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
	if (unlikely(!(rfd_status & cb_complete))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		/* If the next buffer has the el bit, but we think the receiver
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
		 * is still running, check to see if it really stopped while
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		 * we had interrupts off.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		 * This allows for a fast restart without re-enabling
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
		 * interrupts */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		if ((le16_to_cpu(rfd->command) & cb_el) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		    (RU_RUNNING == nic->ru_running))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
			if (ioread8(&nic->csr->scb.status) & rus_no_res)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
				nic->ru_running = RU_SUSPENDED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
					       sizeof(struct rfd),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
					       PCI_DMA_FROMDEVICE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		return -ENODATA;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	/* Get actual data size */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
	actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
		actual_size = RFD_BUF_LEN - sizeof(struct rfd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
	/* Get data */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
	pci_unmap_single(nic->pdev, rx->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
	/* If this buffer has the el bit, but we think the receiver
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
	 * is still running, check to see if it really stopped while
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
	 * we had interrupts off.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
	 * This allows for a fast restart without re-enabling interrupts.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
	 * This can happen when the RU sees the size change but also sees
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	 * the el bit set. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	if ((le16_to_cpu(rfd->command) & cb_el) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	    (RU_RUNNING == nic->ru_running)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		nic->ru_running = RU_SUSPENDED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		/* Pull off the RFD and put the actual data (minus eth hdr) */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		skb_reserve(skb, sizeof(struct rfd));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		skb_put(skb, actual_size);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
		skb->protocol = eth_type_trans(skb, nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
	if (unlikely(!(rfd_status & cb_ok))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
			/* Don't indicate if hardware indicates errors */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
			dev_kfree_skb_any(skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
	} else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		/* Don't indicate oversized frames */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
		nic->rx_over_length_errors++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
		if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
			dev_kfree_skb_any(skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
		dev->stats.rx_packets++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		dev->stats.rx_bytes += actual_size;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
		if (nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
			ecdev_receive(nic->ecdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
					skb->data + sizeof(struct rfd), actual_size);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
			// No need to detect link status as
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
			// long as frames are received: Reset watchdog.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
			nic->ec_watchdog_jiffies = jiffies;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
			netif_receive_skb(skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		if (work_done)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
			(*work_done)++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	if (nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
		// make receive frame descriptior usable again
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
		memcpy(skb->data, &nic->blank_rfd, sizeof(struct rfd));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
		rx->dma_addr = pci_map_single(nic->pdev, skb->data,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
				RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
		if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
			rx->dma_addr = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		/* Link the RFD to end of RFA by linking previous RFD to
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		 * this one.  We are safe to touch the previous RFD because
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
		 * it is protected by the before last buffer's el bit being set */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		if (rx->prev->skb) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
			struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
			put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
			pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
					sizeof(struct rfd), PCI_DMA_TODEVICE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
		rx->skb = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
	unsigned int work_to_do)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
	struct rx *rx;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
	int restart_required = 0, err = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
	struct rx *old_before_last_rx, *new_before_last_rx;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
	struct rfd *old_before_last_rfd, *new_before_last_rfd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	/* Indicate newly arrived packets */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
	for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		err = e100_rx_indicate(nic, rx, work_done, work_to_do);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		/* Hit quota or no more to clean */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		if (-EAGAIN == err || -ENODATA == err)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
			break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	/* On EAGAIN, hit quota so have more work to do, restart once
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	 * cleanup is complete.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	 * Else, are we already rnr? then pay attention!!! this ensures that
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
	 * the state machine progression never allows a start with a
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	 * partially cleaned list, avoiding a race between hardware
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
	 * and rx_to_clean when in NAPI mode */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
	if (-EAGAIN != err && RU_SUSPENDED == nic->ru_running)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
		restart_required = 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
	old_before_last_rx = nic->rx_to_use->prev->prev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
	old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
		/* Alloc new skbs to refill list */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
		for(rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
			if(unlikely(e100_rx_alloc_skb(nic, rx)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
				break; /* Better luck next time (see watchdog) */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	new_before_last_rx = nic->rx_to_use->prev->prev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
	if (new_before_last_rx != old_before_last_rx) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
		/* Set the el-bit on the buffer that is before the last buffer.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
		 * This lets us update the next pointer on the last buffer
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
		 * without worrying about hardware touching it.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
		 * We set the size to 0 to prevent hardware from touching this
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
		 * buffer.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
		 * When the hardware hits the before last buffer with el-bit
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
		 * and size of 0, it will RNR interrupt, the RUS will go into
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
		 * the No Resources state.  It will not complete nor write to
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
		 * this buffer. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
		new_before_last_rfd =
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
			(struct rfd *)new_before_last_rx->skb->data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
		new_before_last_rfd->size = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
		new_before_last_rfd->command |= cpu_to_le16(cb_el);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
		pci_dma_sync_single_for_device(nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
			new_before_last_rx->dma_addr, sizeof(struct rfd),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
			PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
		/* Now that we have a new stopping point, we can clear the old
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
		 * stopping point.  We must sync twice to get the proper
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
		 * ordering on the hardware side of things. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
		old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
		pci_dma_sync_single_for_device(nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
			old_before_last_rx->dma_addr, sizeof(struct rfd),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
			PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
		old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
		pci_dma_sync_single_for_device(nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
			old_before_last_rx->dma_addr, sizeof(struct rfd),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
			PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	if (restart_required) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
		// ack the rnr?
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
		e100_start_receiver(nic, nic->rx_to_clean);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
		if (work_done)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
			(*work_done)++;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
static void e100_rx_clean_list(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
	struct rx *rx;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	unsigned int i, count = nic->params.rfds.count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	nic->ru_running = RU_UNINITIALIZED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	if (nic->rxs) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
		for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
			if (rx->skb) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
				pci_unmap_single(nic->pdev, rx->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
				dev_kfree_skb(rx->skb);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
			}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
		kfree(nic->rxs);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
		nic->rxs = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	nic->rx_to_use = nic->rx_to_clean = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
static int e100_rx_alloc_list(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	struct rx *rx;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
	unsigned int i, count = nic->params.rfds.count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	struct rfd *before_last;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	nic->rx_to_use = nic->rx_to_clean = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	nic->ru_running = RU_UNINITIALIZED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
		return -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
		rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
		rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
		if (e100_rx_alloc_skb(nic, rx)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
			e100_rx_clean_list(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
			return -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
		/* Set the el-bit on the buffer that is before the last buffer.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
		 * This lets us update the next pointer on the last buffer without
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
		 * worrying about hardware touching it.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
		 * We set the size to 0 to prevent hardware from touching this buffer.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
		 * When the hardware hits the before last buffer with el-bit and size
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
		 * of 0, it will RNR interrupt, the RU will go into the No Resources
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
		 * state.  It will not complete nor write to this buffer. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
		rx = nic->rxs->prev->prev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
		before_last = (struct rfd *)rx->skb->data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
		before_last->command |= cpu_to_le16(cb_el);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
		before_last->size = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
				sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
	nic->rx_to_use = nic->rx_to_clean = nic->rxs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	nic->ru_running = RU_SUSPENDED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
static irqreturn_t e100_intr(int irq, void *dev_id)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	struct net_device *netdev = dev_id;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	u8 stat_ack = ioread8(&nic->csr->scb.stat_ack);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	netif_printk(nic, intr, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
		     "stat_ack = 0x%02X\n", stat_ack);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	if (stat_ack == stat_ack_not_ours ||	/* Not our interrupt */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	   stat_ack == stat_ack_not_present)	/* Hardware is ejected */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
		return IRQ_NONE;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	/* Ack interrupt(s) */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	iowrite8(stat_ack, &nic->csr->scb.stat_ack);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	/* We hit Receive No Resource (RNR); restart RU after cleaning */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
	if (stat_ack & stat_ack_rnr)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
		nic->ru_running = RU_SUSPENDED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
	if (!nic->ecdev && likely(napi_schedule_prep(&nic->napi))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		e100_disable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		__napi_schedule(&nic->napi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	return IRQ_HANDLED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
void e100_ec_poll(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	e100_rx_clean(nic, NULL, 100);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	e100_tx_clean(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	if (jiffies - nic->ec_watchdog_jiffies >= 2 * HZ) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
		e100_watchdog((unsigned long) nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
		nic->ec_watchdog_jiffies = jiffies;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
static int e100_poll(struct napi_struct *napi, int budget)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
	struct nic *nic = container_of(napi, struct nic, napi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	unsigned int work_done = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	e100_rx_clean(nic, &work_done, budget);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	e100_tx_clean(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	/* If budget not fully consumed, exit the polling mode */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	if (work_done < budget) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
		napi_complete(napi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
		e100_enable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
	return work_done;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
#ifdef CONFIG_NET_POLL_CONTROLLER
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
static void e100_netpoll(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
	e100_disable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	e100_intr(nic->pdev->irq, netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
	e100_tx_clean(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
	e100_enable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
#endif
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
static int e100_set_mac_address(struct net_device *netdev, void *p)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	struct sockaddr *addr = p;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	if (!is_valid_ether_addr(addr->sa_data))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
		return -EADDRNOTAVAIL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	e100_exec_cb(nic, NULL, e100_setup_iaaddr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
		return -EINVAL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	netdev->mtu = new_mtu;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
static int e100_asf(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
	/* ASF can be enabled from eeprom */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	return (nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
static int e100_up(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	int err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	if ((err = e100_rx_alloc_list(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
	if ((err = e100_alloc_cbs(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
		goto err_rx_clean_list;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	if ((err = e100_hw_init(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
		goto err_clean_cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
	e100_set_multicast_list(nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
	e100_start_receiver(nic, NULL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
		mod_timer(&nic->watchdog, jiffies);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
		nic->netdev->name, nic->netdev)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
		goto err_no_irq;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
		netif_wake_queue(nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
		napi_enable(&nic->napi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
		/* enable ints _after_ enabling poll, preventing a race between
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
		 * disable ints+schedule */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
		e100_enable_irq(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
err_no_irq:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
		del_timer_sync(&nic->watchdog);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
err_clean_cbs:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	e100_clean_cbs(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
err_rx_clean_list:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	e100_rx_clean_list(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
static void e100_down(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
		/* wait here for poll to complete */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
		napi_disable(&nic->napi);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
		netif_stop_queue(nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	e100_hw_reset(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	free_irq(nic->pdev->irq, nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
		del_timer_sync(&nic->watchdog);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
		netif_carrier_off(nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	e100_clean_cbs(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	e100_rx_clean_list(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
static void e100_tx_timeout(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
	/* Reset outside of interrupt context, to avoid request_irq
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
	 * in interrupt context */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
	schedule_work(&nic->tx_timeout_task);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
static void e100_tx_timeout_task(struct work_struct *work)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
	struct nic *nic = container_of(work, struct nic, tx_timeout_task);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
	struct net_device *netdev = nic->netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
	netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
		     "scb.status=0x%02X\n", ioread8(&nic->csr->scb.status));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
	rtnl_lock();
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
	if (netif_running(netdev)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
		e100_down(netdev_priv(netdev));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
		e100_up(netdev_priv(netdev));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	rtnl_unlock();
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	int err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
	struct sk_buff *skb;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	/* Use driver resources to perform internal MAC or PHY
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	 * loopback test.  A single packet is prepared and transmitted
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	 * in loopback mode, and the test passes if the received
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	 * packet compares byte-for-byte to the transmitted packet. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	if ((err = e100_rx_alloc_list(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
		return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
	if ((err = e100_alloc_cbs(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
		goto err_clean_rx;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
	/* ICH PHY loopback is broken so do MAC loopback instead */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
	if (nic->flags & ich && loopback_mode == lb_phy)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		loopback_mode = lb_mac;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
	nic->loopback = loopback_mode;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	if ((err = e100_hw_init(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
		goto err_loopback_none;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
	if (loopback_mode == lb_phy)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
		mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
			BMCR_LOOPBACK);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	e100_start_receiver(nic, NULL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
		err = -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
		goto err_loopback_none;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	skb_put(skb, ETH_DATA_LEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	memset(skb->data, 0xFF, ETH_DATA_LEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
	e100_xmit_frame(skb, nic->netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
	msleep(10);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
	pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
	if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	   skb->data, ETH_DATA_LEN))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
		err = -EAGAIN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
err_loopback_none:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	nic->loopback = lb_none;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	e100_clean_cbs(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
	e100_hw_reset(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
err_clean_rx:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	e100_rx_clean_list(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
#define MII_LED_CONTROL	0x1B
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
#define E100_82552_LED_OVERRIDE 0x19
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
#define E100_82552_LED_ON       0x000F /* LEDTX and LED_RX both on */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
#define E100_82552_LED_OFF      0x000A /* LEDTX and LED_RX both off */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
static void e100_blink_led(unsigned long data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	struct nic *nic = (struct nic *)data;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	enum led_state {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
		led_on     = 0x01,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
		led_off    = 0x04,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
		led_on_559 = 0x05,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
		led_on_557 = 0x07,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	u16 led_reg = MII_LED_CONTROL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	if (nic->phy == phy_82552_v) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
		led_reg = E100_82552_LED_OVERRIDE;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
		nic->leds = (nic->leds == E100_82552_LED_ON) ?
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
		            E100_82552_LED_OFF : E100_82552_LED_ON;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
	} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
		nic->leds = (nic->leds & led_on) ? led_off :
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
		            (nic->mac < mac_82559_D101M) ? led_on_557 :
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
		            led_on_559;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	mdio_write(nic->netdev, nic->mii.phy_id, led_reg, nic->leds);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	mod_timer(&nic->blink_timer, jiffies + HZ / 4);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
static int e100_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
	return mii_ethtool_gset(&nic->mii, cmd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
static int e100_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
	int err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, BMCR_RESET);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	err = mii_ethtool_sset(&nic->mii, cmd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
	e100_exec_cb(nic, NULL, e100_configure);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
static void e100_get_drvinfo(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	struct ethtool_drvinfo *info)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	strcpy(info->driver, DRV_NAME);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	strcpy(info->version, DRV_VERSION);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	strcpy(info->fw_version, "N/A");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	strcpy(info->bus_info, pci_name(nic->pdev));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
#define E100_PHY_REGS 0x1C
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
static int e100_get_regs_len(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
	return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
static void e100_get_regs(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	struct ethtool_regs *regs, void *p)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	u32 *buff = p;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	int i;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	regs->version = (1 << 24) | nic->pdev->revision;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
	buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
		ioread16(&nic->csr->scb.status);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
	for (i = E100_PHY_REGS; i >= 0; i--)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
		buff[1 + E100_PHY_REGS - i] =
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
			mdio_read(netdev, nic->mii.phy_id, i);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	e100_exec_cb(nic, NULL, e100_dump);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	msleep(10);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
		sizeof(nic->mem->dump_buf));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
	wol->supported = (nic->mac >= mac_82558_D101_A4) ?  WAKE_MAGIC : 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	wol->wolopts = (nic->flags & wol_magic) ? WAKE_MAGIC : 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	    !device_can_wakeup(&nic->pdev->dev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
		return -EOPNOTSUPP;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	if (wol->wolopts)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
		nic->flags |= wol_magic;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
	else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
		nic->flags &= ~wol_magic;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	e100_exec_cb(nic, NULL, e100_configure);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
static u32 e100_get_msglevel(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	return nic->msg_enable;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
static void e100_set_msglevel(struct net_device *netdev, u32 value)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	nic->msg_enable = value;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
static int e100_nway_reset(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	return mii_nway_restart(&nic->mii);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
static u32 e100_get_link(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	return mii_link_ok(&nic->mii);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
static int e100_get_eeprom_len(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	return nic->eeprom_wc << 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
#define E100_EEPROM_MAGIC	0x1234
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
static int e100_get_eeprom(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
	struct ethtool_eeprom *eeprom, u8 *bytes)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	eeprom->magic = E100_EEPROM_MAGIC;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	memcpy(bytes, &((u8 *)nic->eeprom)[eeprom->offset], eeprom->len);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
static int e100_set_eeprom(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	struct ethtool_eeprom *eeprom, u8 *bytes)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	if (eeprom->magic != E100_EEPROM_MAGIC)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
		return -EINVAL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	return e100_eeprom_save(nic, eeprom->offset >> 1,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
		(eeprom->len >> 1) + 1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
static void e100_get_ringparam(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
	struct ethtool_ringparam *ring)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
	struct param_range *rfds = &nic->params.rfds;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	struct param_range *cbs = &nic->params.cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	ring->rx_max_pending = rfds->max;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
	ring->tx_max_pending = cbs->max;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	ring->rx_mini_max_pending = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	ring->rx_jumbo_max_pending = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	ring->rx_pending = rfds->count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	ring->tx_pending = cbs->count;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
	ring->rx_mini_pending = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
	ring->rx_jumbo_pending = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
static int e100_set_ringparam(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	struct ethtool_ringparam *ring)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	struct param_range *rfds = &nic->params.rfds;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	struct param_range *cbs = &nic->params.cbs;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
		return -EINVAL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
		e100_down(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	rfds->count = max(ring->rx_pending, rfds->min);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	rfds->count = min(rfds->count, rfds->max);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	cbs->count = max(ring->tx_pending, cbs->min);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	cbs->count = min(cbs->count, cbs->max);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	netif_info(nic, drv, nic->netdev, "Ring Param settings: rx: %d, tx %d\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
		   rfds->count, cbs->count);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
	if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
		e100_up(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
static const char e100_gstrings_test[][ETH_GSTRING_LEN] = {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
	"Link test     (on/offline)",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	"Eeprom test   (on/offline)",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	"Self test        (offline)",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	"Mac loopback     (offline)",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
	"Phy loopback     (offline)",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
#define E100_TEST_LEN	ARRAY_SIZE(e100_gstrings_test)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
static void e100_diag_test(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
	struct ethtool_test *test, u64 *data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
	struct ethtool_cmd cmd;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	struct nic *nic = netdev_priv(netdev);
2237
2ff154f45d22 Avoided unused variable warnings.
Florian Pose <fp@igh-essen.com>
parents: 2184
diff changeset
  2716
	int i, err __attribute__ ((unused));
2184
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	memset(data, 0, E100_TEST_LEN * sizeof(u64));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
	data[0] = !mii_link_ok(&nic->mii);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	data[1] = e100_eeprom_load(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	if (test->flags & ETH_TEST_FL_OFFLINE) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
		/* save speed, duplex & autoneg settings */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
		err = mii_ethtool_gset(&nic->mii, &cmd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
		if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
			e100_down(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
		data[2] = e100_self_test(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
		data[3] = e100_loopback_test(nic, lb_mac);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
		data[4] = e100_loopback_test(nic, lb_phy);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
		/* restore speed, duplex & autoneg settings */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
		err = mii_ethtool_sset(&nic->mii, &cmd);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
		if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
			e100_up(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	for (i = 0; i < E100_TEST_LEN; i++)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
		test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
	msleep_interruptible(4 * 1000);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
static int e100_phys_id(struct net_device *netdev, u32 data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
	u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	              MII_LED_CONTROL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
	if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
		data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
	mod_timer(&nic->blink_timer, jiffies);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	msleep_interruptible(data * 1000);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
	del_timer_sync(&nic->blink_timer);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
	mdio_write(netdev, nic->mii.phy_id, led_reg, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
static const char e100_gstrings_stats[][ETH_GSTRING_LEN] = {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
	"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	"rx_length_errors", "rx_over_errors", "rx_crc_errors",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	"tx_heartbeat_errors", "tx_window_errors",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	/* device-specific stats */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	"tx_deferred", "tx_single_collisions", "tx_multi_collisions",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	"tx_flow_control_pause", "rx_flow_control_pause",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	"rx_flow_control_unsupported", "tx_tco_packets", "rx_tco_packets",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
#define E100_NET_STATS_LEN	21
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
#define E100_STATS_LEN	ARRAY_SIZE(e100_gstrings_stats)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
static int e100_get_sset_count(struct net_device *netdev, int sset)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	switch (sset) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
	case ETH_SS_TEST:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
		return E100_TEST_LEN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
	case ETH_SS_STATS:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
		return E100_STATS_LEN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
	default:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
		return -EOPNOTSUPP;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
static void e100_get_ethtool_stats(struct net_device *netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	struct ethtool_stats *stats, u64 *data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	int i;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	for (i = 0; i < E100_NET_STATS_LEN; i++)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
		data[i] = ((unsigned long *)&netdev->stats)[i];
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	data[i++] = nic->tx_deferred;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	data[i++] = nic->tx_single_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	data[i++] = nic->tx_multiple_collisions;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	data[i++] = nic->tx_fc_pause;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	data[i++] = nic->rx_fc_pause;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	data[i++] = nic->rx_fc_unsupported;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	data[i++] = nic->tx_tco_frames;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	data[i++] = nic->rx_tco_frames;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
	switch (stringset) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	case ETH_SS_TEST:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
		memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
		break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	case ETH_SS_STATS:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
		memcpy(data, *e100_gstrings_stats, sizeof(e100_gstrings_stats));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
		break;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
static const struct ethtool_ops e100_ethtool_ops = {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	.get_settings		= e100_get_settings,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
	.set_settings		= e100_set_settings,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	.get_drvinfo		= e100_get_drvinfo,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	.get_regs_len		= e100_get_regs_len,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	.get_regs		= e100_get_regs,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
	.get_wol		= e100_get_wol,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	.set_wol		= e100_set_wol,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	.get_msglevel		= e100_get_msglevel,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	.set_msglevel		= e100_set_msglevel,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	.nway_reset		= e100_nway_reset,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	.get_link		= e100_get_link,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	.get_eeprom_len		= e100_get_eeprom_len,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	.get_eeprom		= e100_get_eeprom,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
	.set_eeprom		= e100_set_eeprom,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	.get_ringparam		= e100_get_ringparam,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	.set_ringparam		= e100_set_ringparam,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	.self_test		= e100_diag_test,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	.get_strings		= e100_get_strings,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	.phys_id		= e100_phys_id,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	.get_ethtool_stats	= e100_get_ethtool_stats,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	.get_sset_count		= e100_get_sset_count,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
static int e100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	return generic_mii_ioctl(&nic->mii, if_mii(ifr), cmd, NULL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
static int e100_alloc(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
	nic->mem = pci_alloc_consistent(nic->pdev, sizeof(struct mem),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
		&nic->dma_addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	return nic->mem ? 0 : -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
static void e100_free(struct nic *nic)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	if (nic->mem) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
		pci_free_consistent(nic->pdev, sizeof(struct mem),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
			nic->mem, nic->dma_addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
		nic->mem = NULL;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
static int e100_open(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
	int err = 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		netif_carrier_off(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	if ((err = e100_up(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
		netif_err(nic, ifup, nic->netdev, "Cannot open interface, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
static int e100_close(struct net_device *netdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	e100_down(netdev_priv(netdev));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
static const struct net_device_ops e100_netdev_ops = {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	.ndo_open		= e100_open,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	.ndo_stop		= e100_close,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	.ndo_start_xmit		= e100_xmit_frame,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	.ndo_validate_addr	= eth_validate_addr,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	.ndo_set_multicast_list	= e100_set_multicast_list,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	.ndo_set_mac_address	= e100_set_mac_address,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
	.ndo_change_mtu		= e100_change_mtu,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	.ndo_do_ioctl		= e100_do_ioctl,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	.ndo_tx_timeout		= e100_tx_timeout,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
#ifdef CONFIG_NET_POLL_CONTROLLER
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	.ndo_poll_controller	= e100_netpoll,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
#endif
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
static int __devinit e100_probe(struct pci_dev *pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	const struct pci_device_id *ent)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	struct net_device *netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	struct nic *nic;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
	int err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	if (!(netdev = alloc_etherdev(sizeof(struct nic)))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
		if (((1 << debug) - 1) & NETIF_MSG_PROBE)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
			pr_err("Etherdev alloc failed, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
		return -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
	netdev->netdev_ops = &e100_netdev_ops;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
	nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	netif_napi_add(netdev, &nic->napi, e100_poll, E100_NAPI_WEIGHT);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
	nic->netdev = netdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
	nic->pdev = pdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	nic->msg_enable = (1 << debug) - 1;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	nic->mdio_ctrl = mdio_ctrl_hw;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
	pci_set_drvdata(pdev, netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	if ((err = pci_enable_device(pdev))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
		netif_err(nic, probe, nic->netdev, "Cannot enable PCI device, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
		goto err_out_free_dev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
		netif_err(nic, probe, nic->netdev, "Cannot find proper PCI device base address, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
		err = -ENODEV;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
		goto err_out_disable_pdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	if ((err = pci_request_regions(pdev, DRV_NAME))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
		netif_err(nic, probe, nic->netdev, "Cannot obtain PCI resources, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
		goto err_out_disable_pdev;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
	if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
		netif_err(nic, probe, nic->netdev, "No usable DMA configuration, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
		goto err_out_free_res;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	SET_NETDEV_DEV(netdev, &pdev->dev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	if (use_io)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
		netif_info(nic, probe, nic->netdev, "using i/o access mode\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	if (!nic->csr) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
		netif_err(nic, probe, nic->netdev, "Cannot map device registers, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
		err = -ENOMEM;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
		goto err_out_free_res;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	if (ent->driver_data)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
		nic->flags |= ich;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
	else
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
		nic->flags &= ~ich;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	e100_get_defaults(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
	/* locks must be initialized before calling hw_reset */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
	spin_lock_init(&nic->cb_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
	spin_lock_init(&nic->cmd_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
	spin_lock_init(&nic->mdio_lock);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
	/* Reset the device before pci_set_master() in case device is in some
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
	 * funky state and has an interrupt pending - hint: we don't have the
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
	 * interrupt handler registered yet. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
	e100_hw_reset(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
	pci_set_master(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
	init_timer(&nic->watchdog);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
	nic->watchdog.function = e100_watchdog;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
	nic->watchdog.data = (unsigned long)nic;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
	init_timer(&nic->blink_timer);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	nic->blink_timer.function = e100_blink_led;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	nic->blink_timer.data = (unsigned long)nic;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
	if ((err = e100_alloc(nic))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
		netif_err(nic, probe, nic->netdev, "Cannot alloc driver memory, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
		goto err_out_iounmap;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
	if ((err = e100_eeprom_load(nic)))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		goto err_out_free;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	e100_phy_init(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	memcpy(netdev->perm_addr, nic->eeprom, ETH_ALEN);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
	if (!is_valid_ether_addr(netdev->perm_addr)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		if (!eeprom_bad_csum_allow) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
			err = -EAGAIN;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
			goto err_out_free;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, you MUST configure one.\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
	/* Wol magic packet can be enabled from eeprom */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	if ((nic->mac >= mac_82558_D101_A4) &&
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
		nic->flags |= wol_magic;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
		device_set_wakeup_enable(&pdev->dev, true);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	/* ack any pending wake events, disable PME */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
	pci_pme_active(pdev, false);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	// offer device to EtherCAT master module
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	nic->ecdev = ecdev_offer(netdev, e100_ec_poll, THIS_MODULE);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	if (!nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
		strcpy(netdev->name, "eth%d");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
		if ((err = register_netdev(netdev))) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
			netif_err(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
					"Cannot register net device, aborting\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
			goto err_out_free;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
	nic->cbs_pool = pci_pool_create(netdev->name,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
			   nic->pdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
			   nic->params.cbs.max * sizeof(struct cb),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
			   sizeof(u32),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
			   0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
	netif_info(nic, probe, nic->netdev,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		   "addr 0x%llx, irq %d, MAC addr %pM\n",
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
		   (unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
		   pdev->irq, netdev->dev_addr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	if (nic->ecdev) {
2589
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents: 2237
diff changeset
  3040
		err = ecdev_open(nic->ecdev);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents: 2237
diff changeset
  3041
		if (err) {
2184
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
			ecdev_withdraw(nic->ecdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
			goto err_out_free;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
err_out_free:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
	e100_free(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
err_out_iounmap:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	pci_iounmap(pdev, nic->csr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
err_out_free_res:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	pci_release_regions(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
err_out_disable_pdev:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	pci_disable_device(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
err_out_free_dev:
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	pci_set_drvdata(pdev, NULL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	free_netdev(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	return err;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
static void __devexit e100_remove(struct pci_dev *pdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
	struct net_device *netdev = pci_get_drvdata(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
	if (netdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
		struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
		if (nic->ecdev) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
			ecdev_close(nic->ecdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
			ecdev_withdraw(nic->ecdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
		} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
			unregister_netdev(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
		e100_free(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
		pci_iounmap(pdev, nic->csr);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
		pci_pool_destroy(nic->cbs_pool);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
		free_netdev(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
		pci_release_regions(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
		pci_disable_device(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
		pci_set_drvdata(pdev, NULL);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
#define E100_82552_SMARTSPEED   0x14   /* SmartSpeed Ctrl register */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
#define E100_82552_REV_ANEG     0x0200 /* Reverse auto-negotiation */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
#define E100_82552_ANEG_NOW     0x0400 /* Auto-negotiate now */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
	struct net_device *netdev = pci_get_drvdata(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
	if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
		e100_down(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
	netif_device_detach(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
	pci_save_state(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	if ((nic->flags & wol_magic) | e100_asf(nic)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
		/* enable reverse auto-negotiation */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
		if (nic->phy == phy_82552_v) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
			u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
			                           E100_82552_SMARTSPEED);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
			mdio_write(netdev, nic->mii.phy_id,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
			           E100_82552_SMARTSPEED, smartspeed |
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
			           E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
		}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
		*enable_wake = true;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	} else {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
		*enable_wake = false;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
	pci_disable_device(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
static int __e100_power_off(struct pci_dev *pdev, bool wake)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
	if (wake)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
		return pci_prepare_to_sleep(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	pci_wake_from_d3(pdev, false);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
	pci_set_power_state(pdev, PCI_D3hot);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
#ifdef CONFIG_PM
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
	bool wake;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	__e100_shutdown(pdev, &wake);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	return __e100_power_off(pdev, wake);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
static int e100_resume(struct pci_dev *pdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	struct net_device *netdev = pci_get_drvdata(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	pci_set_power_state(pdev, PCI_D0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	pci_restore_state(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	/* ack any pending wake events, disable PME */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
	pci_enable_wake(pdev, 0, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	/* disable reverse auto-negotiation */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	if (nic->phy == phy_82552_v) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
		u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		                           E100_82552_SMARTSPEED);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
		mdio_write(netdev, nic->mii.phy_id,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
		           E100_82552_SMARTSPEED,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
		           smartspeed & ~(E100_82552_REV_ANEG));
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
	netif_device_attach(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		e100_up(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
	return 0;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
#endif /* CONFIG_PM */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
static void e100_shutdown(struct pci_dev *pdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	bool wake;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	__e100_shutdown(pdev, &wake);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	if (system_state == SYSTEM_POWER_OFF)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
		__e100_power_off(pdev, wake);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
/* ------------------ PCI Error Recovery infrastructure  -------------- */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
/**
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
 * e100_io_error_detected - called when PCI error is detected.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
 * @pdev: Pointer to PCI device
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
 * @state: The current pci connection state
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
static pci_ers_result_t e100_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
	struct net_device *netdev = pci_get_drvdata(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	if (nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
		return -EBUSY;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
	netif_device_detach(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
	if (state == pci_channel_io_perm_failure)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
		return PCI_ERS_RESULT_DISCONNECT;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	if (netif_running(netdev))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
		e100_down(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
	pci_disable_device(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
	/* Request a slot reset. */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
	return PCI_ERS_RESULT_NEED_RESET;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
/**
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
 * e100_io_slot_reset - called after the pci bus has been reset.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
 * @pdev: Pointer to PCI device
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
 *
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
 * Restart the card from scratch.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
static pci_ers_result_t e100_io_slot_reset(struct pci_dev *pdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	struct net_device *netdev = pci_get_drvdata(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
	if (nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
		return -EBUSY;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	if (pci_enable_device(pdev)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
		pr_err("Cannot re-enable PCI device after reset\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
		return PCI_ERS_RESULT_DISCONNECT;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
	pci_set_master(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
	/* Only one device per card can do a reset */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	if (0 != PCI_FUNC(pdev->devfn))
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
		return PCI_ERS_RESULT_RECOVERED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
	e100_hw_reset(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	e100_phy_init(nic);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	return PCI_ERS_RESULT_RECOVERED;
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
/**
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
 * e100_io_resume - resume normal operations
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
 * @pdev: Pointer to PCI device
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
 *
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
 * Resume normal operations after an error recovery
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
 * sequence has been completed.
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
 */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
static void e100_io_resume(struct pci_dev *pdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
	struct net_device *netdev = pci_get_drvdata(pdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
	struct nic *nic = netdev_priv(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	/* ack any pending wake events, disable PME */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	pci_enable_wake(pdev, 0, 0);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
	if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
		netif_device_attach(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
	if (nic->ecdev || netif_running(netdev)) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
		e100_open(netdev);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
		if (!nic->ecdev)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
			mod_timer(&nic->watchdog, jiffies);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
static struct pci_error_handlers e100_err_handler = {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
	.error_detected = e100_io_error_detected,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
	.slot_reset = e100_io_slot_reset,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
	.resume = e100_io_resume,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
static struct pci_driver e100_driver = {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
	.name =         DRV_NAME,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
	.id_table =     e100_id_table,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
	.probe =        e100_probe,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
	.remove =       __devexit_p(e100_remove),
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
#ifdef CONFIG_PM
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
	/* Power Management hooks */
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
	.suspend =      e100_suspend,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
	.resume =       e100_resume,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
#endif
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
	.shutdown =     e100_shutdown,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
	.err_handler = &e100_err_handler,
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
};
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
static int __init e100_init_module(void)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
		pr_info("%s %s, %s\n", DRV_NAME, DRV_DESCRIPTION, DRV_VERSION);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
		pr_info("%s\n", DRV_COPYRIGHT);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
	}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
	return pci_register_driver(&e100_driver);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
static void __exit e100_cleanup_module(void)
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
{
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
	printk(KERN_INFO DRV_NAME " cleaning up module...\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
	pci_unregister_driver(&e100_driver);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
	printk(KERN_INFO DRV_NAME " module cleaned up.\n");
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
}
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
module_init(e100_init_module);
23d5d166d24e Added e100 driver for 2.6.37.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
module_exit(e100_cleanup_module);