devices/e100-3.14-orig.c
author Florian Pose <fp@igh-essen.com>
Fri, 16 Sep 2016 11:57:01 +0200
branchstable-1.5
changeset 2657 bb2163e6b145
parent 2587 afd76ee3aa87
permissions -rw-r--r--
merge
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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/hardirq.h>
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#include <linux/interrupt.h>
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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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#define DRV_NAME		"e100"
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#define DRV_EXT			"-NAPI"
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#define DRV_VERSION		"3.5.24-k2"DRV_EXT
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#define DRV_DESCRIPTION		"Intel(R) PRO/100 Network Driver"
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#define DRV_COPYRIGHT		"Copyright(c) 1999-2006 Intel Corporation"
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#define E100_WATCHDOG_PERIOD	(2 * HZ)
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#define E100_NAPI_WEIGHT	16
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#define FIRMWARE_D101M		"e100/d101m_ucode.bin"
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#define FIRMWARE_D101S		"e100/d101s_ucode.bin"
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#define FIRMWARE_D102E		"e100/d102e_ucode.bin"
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MODULE_DESCRIPTION(DRV_DESCRIPTION);
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MODULE_AUTHOR(DRV_COPYRIGHT);
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_VERSION);
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MODULE_FIRMWARE(FIRMWARE_D101M);
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MODULE_FIRMWARE(FIRMWARE_D101S);
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MODULE_FIRMWARE(FIRMWARE_D102E);
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static int debug = 3;
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static int eeprom_bad_csum_allow = 0;
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static int use_io = 0;
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module_param(debug, int, 0);
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module_param(eeprom_bad_csum_allow, int, 0);
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module_param(use_io, int, 0);
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MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
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MODULE_PARM_DESC(eeprom_bad_csum_allow, "Allow bad eeprom checksums");
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MODULE_PARM_DESC(use_io, "Force use of i/o access mode");
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#define 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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	INTEL_8255X_ETHERNET_DEVICE(0x1032, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1033, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1034, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1038, 3),
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	INTEL_8255X_ETHERNET_DEVICE(0x1039, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103A, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103B, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103C, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103D, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x103E, 4),
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	INTEL_8255X_ETHERNET_DEVICE(0x1050, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1051, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1052, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1053, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1054, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1055, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1056, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1057, 5),
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	INTEL_8255X_ETHERNET_DEVICE(0x1059, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x1064, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1065, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1066, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1067, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1068, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1069, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x106A, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x106B, 6),
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	INTEL_8255X_ETHERNET_DEVICE(0x1091, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1092, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
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	INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
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	INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
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	INTEL_8255X_ETHERNET_DEVICE(0x2459, 2),
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	INTEL_8255X_ETHERNET_DEVICE(0x245D, 2),
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	INTEL_8255X_ETHERNET_DEVICE(0x27DC, 7),
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	{ 0, }
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};
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MODULE_DEVICE_TABLE(pci, e100_id_table);
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enum mac {
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	mac_82557_D100_A  = 0,
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	mac_82557_D100_B  = 1,
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	mac_82557_D100_C  = 2,
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	mac_82558_D101_A4 = 4,
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	mac_82558_D101_B0 = 5,
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	mac_82559_D101M   = 8,
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	mac_82559_D101S   = 9,
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	mac_82550_D102    = 12,
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   267
	mac_82550_D102_C  = 13,
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   268
	mac_82551_E       = 14,
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diff changeset
   269
	mac_82551_F       = 15,
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   270
	mac_82551_10      = 16,
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   271
	mac_unknown       = 0xFF,
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   272
};
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parents:
diff changeset
   273
afd76ee3aa87 Added all drivers for kernel 3.14.
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   274
enum phy {
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   275
	phy_100a     = 0x000003E0,
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parents:
diff changeset
   276
	phy_100c     = 0x035002A8,
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parents:
diff changeset
   277
	phy_82555_tx = 0x015002A8,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	phy_nsc_tx   = 0x5C002000,
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	phy_82562_et = 0x033002A8,
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	phy_82562_em = 0x032002A8,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	phy_82562_ek = 0x031002A8,
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
	phy_82562_eh = 0x017002A8,
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	phy_82552_v  = 0xd061004d,
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
	phy_unknown  = 0xFFFFFFFF,
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parents:
diff changeset
   285
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
/* CSR (Control/Status Registers) */
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parents:
diff changeset
   288
struct csr {
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parents:
diff changeset
   289
	struct {
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parents:
diff changeset
   290
		u8 status;
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parents:
diff changeset
   291
		u8 stat_ack;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
		u8 cmd_lo;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		u8 cmd_hi;
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
		u32 gen_ptr;
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parents:
diff changeset
   295
	} scb;
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parents:
diff changeset
   296
	u32 port;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	u16 flash_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	u8 eeprom_ctrl_lo;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	u8 eeprom_ctrl_hi;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	u32 mdi_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	u32 rx_dma_count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
enum scb_status {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	rus_no_res       = 0x08,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	rus_ready        = 0x10,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	rus_mask         = 0x3C,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
enum ru_state  {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	RU_SUSPENDED = 0,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	RU_RUNNING	 = 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	RU_UNINITIALIZED = -1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
enum scb_stat_ack {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
	stat_ack_not_ours    = 0x00,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	stat_ack_sw_gen      = 0x04,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	stat_ack_rnr         = 0x10,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	stat_ack_cu_idle     = 0x20,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	stat_ack_frame_rx    = 0x40,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	stat_ack_cu_cmd_done = 0x80,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	stat_ack_not_present = 0xFF,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
	stat_ack_rx = (stat_ack_sw_gen | stat_ack_rnr | stat_ack_frame_rx),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	stat_ack_tx = (stat_ack_cu_idle | stat_ack_cu_cmd_done),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
enum scb_cmd_hi {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	irq_mask_none = 0x00,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	irq_mask_all  = 0x01,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	irq_sw_gen    = 0x02,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
enum scb_cmd_lo {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	cuc_nop        = 0x00,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	ruc_start      = 0x01,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	ruc_load_base  = 0x06,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	cuc_start      = 0x10,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	cuc_resume     = 0x20,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	cuc_dump_addr  = 0x40,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	cuc_dump_stats = 0x50,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
	cuc_load_base  = 0x60,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
	cuc_dump_reset = 0x70,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
enum cuc_dump {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	cuc_dump_complete       = 0x0000A005,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	cuc_dump_reset_complete = 0x0000A007,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
enum port {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	software_reset  = 0x0000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	selftest        = 0x0001,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
	selective_reset = 0x0002,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
enum eeprom_ctrl_lo {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	eesk = 0x01,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	eecs = 0x02,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	eedi = 0x04,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	eedo = 0x08,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
enum mdi_ctrl {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	mdi_write = 0x04000000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	mdi_read  = 0x08000000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	mdi_ready = 0x10000000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
enum eeprom_op {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	op_write = 0x05,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	op_read  = 0x06,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	op_ewds  = 0x10,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	op_ewen  = 0x13,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
enum eeprom_offsets {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	eeprom_cnfg_mdix  = 0x03,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	eeprom_phy_iface  = 0x06,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	eeprom_id         = 0x0A,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	eeprom_config_asf = 0x0D,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	eeprom_smbus_addr = 0x90,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
enum eeprom_cnfg_mdix {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	eeprom_mdix_enabled = 0x0080,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
enum eeprom_phy_iface {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	NoSuchPhy = 0,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	I82553AB,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	I82553C,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	I82503,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	DP83840,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	S80C240,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	S80C24,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	I82555,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	DP83840A = 10,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
enum eeprom_id {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	eeprom_id_wol = 0x0020,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
enum eeprom_config_asf {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	eeprom_asf = 0x8000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	eeprom_gcl = 0x4000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
enum cb_status {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	cb_complete = 0x8000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	cb_ok       = 0x2000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
 * cb_command - Command Block flags
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
 * @cb_tx_nc:  0: controler does CRC (normal),  1: CRC from skb memory
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
enum cb_command {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	cb_nop    = 0x0000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	cb_iaaddr = 0x0001,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	cb_config = 0x0002,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	cb_multi  = 0x0003,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	cb_tx     = 0x0004,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	cb_ucode  = 0x0005,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	cb_dump   = 0x0006,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	cb_tx_sf  = 0x0008,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	cb_tx_nc  = 0x0010,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	cb_cid    = 0x1f00,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	cb_i      = 0x2000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	cb_s      = 0x4000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	cb_el     = 0x8000,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
struct rfd {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	__le16 status;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
	__le16 command;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	__le32 link;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	__le32 rbd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	__le16 actual_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	__le16 size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
struct rx {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	struct rx *next, *prev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	struct sk_buff *skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	dma_addr_t dma_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
#if defined(__BIG_ENDIAN_BITFIELD)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
#define X(a,b)	b,a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
#else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
#define X(a,b)	a,b
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
#endif
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
struct config {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
/*0*/	u8 X(byte_count:6, pad0:2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
/*1*/	u8 X(X(rx_fifo_limit:4, tx_fifo_limit:3), pad1:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
/*2*/	u8 adaptive_ifs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
/*3*/	u8 X(X(X(X(mwi_enable:1, type_enable:1), read_align_enable:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	   term_write_cache_line:1), pad3:4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
/*4*/	u8 X(rx_dma_max_count:7, pad4:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
/*5*/	u8 X(tx_dma_max_count:7, dma_max_count_enable:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
/*6*/	u8 X(X(X(X(X(X(X(late_scb_update:1, direct_rx_dma:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	   tno_intr:1), cna_intr:1), standard_tcb:1), standard_stat_counter:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	   rx_save_overruns : 1), rx_save_bad_frames : 1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
/*7*/	u8 X(X(X(X(X(rx_discard_short_frames:1, tx_underrun_retry:2),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	   pad7:2), rx_extended_rfd:1), tx_two_frames_in_fifo:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	   tx_dynamic_tbd:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
/*8*/	u8 X(X(mii_mode:1, pad8:6), csma_disabled:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
/*9*/	u8 X(X(X(X(X(rx_tcpudp_checksum:1, pad9:3), vlan_arp_tco:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	   link_status_wake:1), arp_wake:1), mcmatch_wake:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
/*10*/	u8 X(X(X(pad10:3, no_source_addr_insertion:1), preamble_length:2),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	   loopback:2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
/*11*/	u8 X(linear_priority:3, pad11:5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
/*12*/	u8 X(X(linear_priority_mode:1, pad12:3), ifs:4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
/*13*/	u8 ip_addr_lo;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
/*14*/	u8 ip_addr_hi;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
/*15*/	u8 X(X(X(X(X(X(X(promiscuous_mode:1, broadcast_disabled:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	   wait_after_win:1), pad15_1:1), ignore_ul_bit:1), crc_16_bit:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	   pad15_2:1), crs_or_cdt:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
/*16*/	u8 fc_delay_lo;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
/*17*/	u8 fc_delay_hi;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
/*18*/	u8 X(X(X(X(X(rx_stripping:1, tx_padding:1), rx_crc_transfer:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	   rx_long_ok:1), fc_priority_threshold:3), pad18:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
/*19*/	u8 X(X(X(X(X(X(X(addr_wake:1, magic_packet_disable:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	   fc_disable:1), fc_restop:1), fc_restart:1), fc_reject:1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
	   full_duplex_force:1), full_duplex_pin:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
/*20*/	u8 X(X(X(pad20_1:5, fc_priority_location:1), multi_ia:1), pad20_2:1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
/*21*/	u8 X(X(pad21_1:3, multicast_all:1), pad21_2:4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
/*22*/	u8 X(X(rx_d102_mode:1, rx_vlan_drop:1), pad22:6);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
	u8 pad_d102[9];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
#define E100_MAX_MULTICAST_ADDRS	64
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
struct multi {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	__le16 count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
/* Important: keep total struct u32-aligned */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
#define UCODE_SIZE			134
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
struct cb {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	__le16 status;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
	__le16 command;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	__le32 link;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	union {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
		u8 iaaddr[ETH_ALEN];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
		__le32 ucode[UCODE_SIZE];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
		struct config config;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
		struct multi multi;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
		struct {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
			u32 tbd_array;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
			u16 tcb_byte_count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
			u8 threshold;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
			u8 tbd_count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
			struct {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
				__le32 buf_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
				__le16 size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
				u16 eol;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
			} tbd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
		} tcb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
		__le32 dump_buffer_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	} u;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	struct cb *next, *prev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	dma_addr_t dma_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
	struct sk_buff *skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
enum loopback {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	lb_none = 0, lb_mac = 1, lb_phy = 3,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
struct stats {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
		tx_multiple_collisions, tx_total_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
		rx_short_frame_errors;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	__le16 xmt_tco_frames, rcv_tco_frames;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	__le32 complete;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
struct mem {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	struct {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
		u32 signature;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
		u32 result;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	} selftest;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	struct stats stats;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	u8 dump_buf[596];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
struct param_range {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	u32 min;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	u32 max;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	u32 count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
struct params {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	struct param_range rfds;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	struct param_range cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
struct nic {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	/* Begin: frequently used values: keep adjacent for cache effect */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	u32 msg_enable				____cacheline_aligned;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	struct net_device *netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	struct pci_dev *pdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	struct rx *rxs				____cacheline_aligned;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	struct rx *rx_to_use;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	struct rx *rx_to_clean;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	struct rfd blank_rfd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	enum ru_state ru_running;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	spinlock_t cb_lock			____cacheline_aligned;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	spinlock_t cmd_lock;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	struct csr __iomem *csr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	enum scb_cmd_lo cuc_cmd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	unsigned int cbs_avail;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	struct napi_struct napi;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	struct cb *cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	struct cb *cb_to_use;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	struct cb *cb_to_send;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	struct cb *cb_to_clean;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
	__le16 tx_command;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	/* End: frequently used values: keep adjacent for cache effect */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	enum {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
		ich                = (1 << 0),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
		promiscuous        = (1 << 1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
		multicast_all      = (1 << 2),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
		wol_magic          = (1 << 3),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		ich_10h_workaround = (1 << 4),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	} flags					____cacheline_aligned;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	enum mac mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	enum phy phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	struct params params;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	struct timer_list watchdog;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	struct mii_if_info mii;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	struct work_struct tx_timeout_task;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	enum loopback loopback;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	struct mem *mem;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	dma_addr_t dma_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	struct pci_pool *cbs_pool;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	dma_addr_t cbs_dma_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	u8 adaptive_ifs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	u8 tx_threshold;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	u32 tx_frames;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	u32 tx_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	u32 tx_deferred;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	u32 tx_single_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	u32 tx_multiple_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	u32 tx_fc_pause;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	u32 tx_tco_frames;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	u32 rx_fc_pause;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	u32 rx_fc_unsupported;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	u32 rx_tco_frames;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	u32 rx_short_frame_errors;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	u32 rx_over_length_errors;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	u16 eeprom_wc;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	__le16 eeprom[256];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	spinlock_t mdio_lock;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	const struct firmware *fw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
static inline void e100_write_flush(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	/* Flush previous PCI writes through intermediate bridges
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	 * by doing a benign read */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
	(void)ioread8(&nic->csr->scb.status);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
static void e100_enable_irq(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	unsigned long flags;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	spin_lock_irqsave(&nic->cmd_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	iowrite8(irq_mask_none, &nic->csr->scb.cmd_hi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
	e100_write_flush(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
static void e100_disable_irq(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	unsigned long flags;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
	spin_lock_irqsave(&nic->cmd_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	iowrite8(irq_mask_all, &nic->csr->scb.cmd_hi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	e100_write_flush(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
static void e100_hw_reset(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	/* Put CU and RU into idle with a selective reset to get
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	 * device off of PCI bus */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	iowrite32(selective_reset, &nic->csr->port);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	e100_write_flush(nic); udelay(20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	/* Now fully reset device */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	iowrite32(software_reset, &nic->csr->port);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	e100_write_flush(nic); udelay(20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	/* Mask off our interrupt line - it's unmasked after reset */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	e100_disable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
static int e100_self_test(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	u32 dma_addr = nic->dma_addr + offsetof(struct mem, selftest);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	/* Passing the self-test is a pretty good indication
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	 * that the device can DMA to/from host memory */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	nic->mem->selftest.signature = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	nic->mem->selftest.result = 0xFFFFFFFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	iowrite32(selftest | dma_addr, &nic->csr->port);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	e100_write_flush(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	/* Wait 10 msec for self-test to complete */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	msleep(10);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
	/* Interrupts are enabled after self-test */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	e100_disable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	/* Check results of self-test */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	if (nic->mem->selftest.result != 0) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
		netif_err(nic, hw, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
			  "Self-test failed: result=0x%08X\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
			  nic->mem->selftest.result);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
		return -ETIMEDOUT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
	if (nic->mem->selftest.signature == 0) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		netif_err(nic, hw, nic->netdev, "Self-test failed: timed out\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
		return -ETIMEDOUT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	u32 cmd_addr_data[3];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
	u8 ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	int i, j;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	/* Three cmds: write/erase enable, write data, write/erase disable */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	cmd_addr_data[0] = op_ewen << (addr_len - 2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
		le16_to_cpu(data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	cmd_addr_data[2] = op_ewds << (addr_len - 2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
	/* Bit-bang cmds to write word to eeprom */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
	for (j = 0; j < 3; j++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		/* Chip select */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
		iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
		e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
		for (i = 31; i >= 0; i--) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
			ctrl = (cmd_addr_data[j] & (1 << i)) ?
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
				eecs | eedi : eecs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
			iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
			e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
			iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
			e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
		/* Wait 10 msec for cmd to complete */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
		msleep(10);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
		/* Chip deselect */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
		iowrite8(0, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
		e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
/* General technique stolen from the eepro100 driver - very clever */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	u32 cmd_addr_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	u16 data = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	u8 ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	int i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	cmd_addr_data = ((op_read << *addr_len) | addr) << 16;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	/* Chip select */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
	iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
	/* Bit-bang to read word from eeprom */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	for (i = 31; i >= 0; i--) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
		iowrite8(ctrl | eesk, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
		e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		/* Eeprom drives a dummy zero to EEDO after receiving
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		 * complete address.  Use this to adjust addr_len. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
		if (!(ctrl & eedo) && i > 16) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
			*addr_len -= (i - 16);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
			i = 17;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
		data = (data << 1) | (ctrl & eedo ? 1 : 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	/* Chip deselect */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
	e100_write_flush(nic); udelay(4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	return cpu_to_le16(data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
/* Load entire EEPROM image into driver cache and validate checksum */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
static int e100_eeprom_load(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	u16 addr, addr_len = 8, checksum = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
	/* Try reading with an 8-bit addr len to discover actual addr len */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	e100_eeprom_read(nic, &addr_len, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	nic->eeprom_wc = 1 << addr_len;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
	for (addr = 0; addr < nic->eeprom_wc; addr++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		if (addr < nic->eeprom_wc - 1)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
			checksum += le16_to_cpu(nic->eeprom[addr]);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	/* The checksum, stored in the last word, is calculated such that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	 * the sum of words should be 0xBABA */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
		netif_err(nic, probe, nic->netdev, "EEPROM corrupted\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
		if (!eeprom_bad_csum_allow)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
			return -EAGAIN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
/* Save (portion of) driver EEPROM cache to device and update checksum */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	u16 addr, addr_len = 8, checksum = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	/* Try reading with an 8-bit addr len to discover actual addr len */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	e100_eeprom_read(nic, &addr_len, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	nic->eeprom_wc = 1 << addr_len;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	if (start + count >= nic->eeprom_wc)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		return -EINVAL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	for (addr = start; addr < start + count; addr++)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
		e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	/* The checksum, stored in the last word, is calculated such that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
	 * the sum of words should be 0xBABA */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		checksum += le16_to_cpu(nic->eeprom[addr]);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		nic->eeprom[nic->eeprom_wc - 1]);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
#define E100_WAIT_SCB_TIMEOUT 20000 /* we might have to wait 100ms!!! */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
#define E100_WAIT_SCB_FAST 20       /* delay like the old code */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
	unsigned long flags;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
	unsigned int i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
	int err = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
	spin_lock_irqsave(&nic->cmd_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
	/* Previous command is accepted when SCB clears */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
		if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
		cpu_relax();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
		if (unlikely(i > E100_WAIT_SCB_FAST))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
			udelay(5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
		err = -EAGAIN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
		goto err_unlock;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
	if (unlikely(cmd != cuc_resume))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	iowrite8(cmd, &nic->csr->scb.cmd_lo);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
err_unlock:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
	spin_unlock_irqrestore(&nic->cmd_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	int (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	struct cb *cb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
	unsigned long flags;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
	int err = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
	spin_lock_irqsave(&nic->cb_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	if (unlikely(!nic->cbs_avail)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
		err = -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		goto err_unlock;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
	cb = nic->cb_to_use;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
	nic->cb_to_use = cb->next;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	nic->cbs_avail--;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	cb->skb = skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	err = cb_prepare(nic, cb, skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
	if (err)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
		goto err_unlock;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
	if (unlikely(!nic->cbs_avail))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
		err = -ENOSPC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
	/* Order is important otherwise we'll be in a race with h/w:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
	 * set S-bit in current first, then clear S-bit in previous. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
	cb->command |= cpu_to_le16(cb_s);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	wmb();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
	cb->prev->command &= cpu_to_le16(~cb_s);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	while (nic->cb_to_send != nic->cb_to_use) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
		if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
			nic->cb_to_send->dma_addr))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			/* Ok, here's where things get sticky.  It's
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
			 * possible that we can't schedule the command
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
			 * because the controller is too busy, so
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
			 * let's just queue the command and try again
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
			 * when another command is scheduled. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
			if (err == -ENOSPC) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
				//request a reset
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
				schedule_work(&nic->tx_timeout_task);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
			nic->cuc_cmd = cuc_resume;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
			nic->cb_to_send = nic->cb_to_send->next;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
err_unlock:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
	spin_unlock_irqrestore(&nic->cb_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
static int mdio_read(struct net_device *netdev, int addr, int reg)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
	return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
/* the standard mdio_ctrl() function for usual MII-compliant hardware */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	u32 data_out = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	unsigned int i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	unsigned long flags;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	/*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	 * Stratus87247: we shouldn't be writing the MDI control
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	 * register until the Ready bit shows True.  Also, since
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	 * manipulation of the MDI control registers is a multi-step
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	 * procedure it should be done under lock.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	spin_lock_irqsave(&nic->mdio_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	for (i = 100; i; --i) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
		if (ioread32(&nic->csr->mdi_ctrl) & mdi_ready)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		udelay(20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	if (unlikely(!i)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
		netdev_err(nic->netdev, "e100.mdio_ctrl won't go Ready\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
		spin_unlock_irqrestore(&nic->mdio_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
		return 0;		/* No way to indicate timeout error */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	iowrite32((reg << 16) | (addr << 21) | dir | data, &nic->csr->mdi_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	for (i = 0; i < 100; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
		udelay(20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
		if ((data_out = ioread32(&nic->csr->mdi_ctrl)) & mdi_ready)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
	spin_unlock_irqrestore(&nic->mdio_lock, flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
		     "%s:addr=%d, reg=%d, data_in=0x%04X, data_out=0x%04X\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
		     dir == mdi_read ? "READ" : "WRITE",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
		     addr, reg, data, data_out);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
	return (u16)data_out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
				 u32 addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
				 u32 dir,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
				 u32 reg,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
				 u16 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
	if ((reg == MII_BMCR) && (dir == mdi_write)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
			u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
							MII_ADVERTISE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
			/*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
			 * Workaround Si issue where sometimes the part will not
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
			 * autoneg to 100Mbps even when advertised.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
			if (advert & ADVERTISE_100FULL)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
				data |= BMCR_SPEED100 | BMCR_FULLDPLX;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
			else if (advert & ADVERTISE_100HALF)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
				data |= BMCR_SPEED100;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	return mdio_ctrl_hw(nic, addr, dir, reg, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
/* Fully software-emulated mdio_ctrl() function for cards without
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
 * MII-compliant PHYs.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
 * For now, this is mainly geared towards 80c24 support; in case of further
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
 * requirements for other types (i82503, ...?) either extend this mechanism
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
 * or split it, whichever is cleaner.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
				      u32 addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
				      u32 dir,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
				      u32 reg,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
				      u16 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	/* might need to allocate a netdev_priv'ed register array eventually
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	 * to be able to record state changes, but for now
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	 * some fully hardcoded register handling ought to be ok I guess. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
	if (dir == mdi_read) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
		switch (reg) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
		case MII_BMCR:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
			/* Auto-negotiation, right? */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
			return  BMCR_ANENABLE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
				BMCR_FULLDPLX;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		case MII_BMSR:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
			return	BMSR_LSTATUS /* for mii_link_ok() */ |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
				BMSR_ANEGCAPABLE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
				BMSR_10FULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		case MII_ADVERTISE:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
			/* 80c24 is a "combo card" PHY, right? */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
			return	ADVERTISE_10HALF |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
				ADVERTISE_10FULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
				     dir == mdi_read ? "READ" : "WRITE",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
				     addr, reg, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
			return 0xFFFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
		switch (reg) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
		default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
			netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
				     "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
				     dir == mdi_read ? "READ" : "WRITE",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
				     addr, reg, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
			return 0xFFFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
static inline int e100_phy_supports_mii(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	/* for now, just check it by comparing whether we
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
	   are using MII software emulation.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	*/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
static void e100_get_defaults(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	struct param_range rfds = { .min = 16, .max = 256, .count = 256 };
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	struct param_range cbs  = { .min = 64, .max = 256, .count = 128 };
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	if (nic->mac == mac_unknown)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
		nic->mac = mac_82557_D100_A;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	nic->params.rfds = rfds;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	nic->params.cbs = cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	/* Quadwords to DMA into FIFO before starting frame transmit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	nic->tx_threshold = 0xE0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	/* no interrupt for every tx completion, delay = 256us if not 557 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	nic->tx_command = cpu_to_le16(cb_tx | cb_tx_sf |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
		((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
	/* Template for a freshly allocated RFD */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	nic->blank_rfd.command = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	nic->blank_rfd.rbd = cpu_to_le32(0xFFFFFFFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN + ETH_FCS_LEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	/* MII setup */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	nic->mii.phy_id_mask = 0x1F;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	nic->mii.reg_num_mask = 0x1F;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	nic->mii.dev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	nic->mii.mdio_read = mdio_read;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
	nic->mii.mdio_write = mdio_write;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
static int e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	struct config *config = &cb->u.config;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
	u8 *c = (u8 *)config;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	struct net_device *netdev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	cb->command = cpu_to_le16(cb_config);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	memset(config, 0, sizeof(struct config));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	config->byte_count = 0x16;		/* bytes in this struct */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	config->rx_fifo_limit = 0x8;		/* bytes in FIFO before DMA */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	config->direct_rx_dma = 0x1;		/* reserved */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	config->standard_tcb = 0x1;		/* 1=standard, 0=extended */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	config->standard_stat_counter = 0x1;	/* 1=standard, 0=extended */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
	config->rx_discard_short_frames = 0x1;	/* 1=discard, 0=pass */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	config->tx_underrun_retry = 0x3;	/* # of underrun retries */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	if (e100_phy_supports_mii(nic))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
		config->mii_mode = 1;           /* 1=MII mode, 0=i82503 mode */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	config->pad10 = 0x6;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	config->no_source_addr_insertion = 0x1;	/* 1=no, 0=yes */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	config->preamble_length = 0x2;		/* 0=1, 1=3, 2=7, 3=15 bytes */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	config->ifs = 0x6;			/* x16 = inter frame spacing */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	config->ip_addr_hi = 0xF2;		/* ARP IP filter - not used */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	config->pad15_1 = 0x1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	config->pad15_2 = 0x1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	config->crs_or_cdt = 0x0;		/* 0=CRS only, 1=CRS or CDT */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
	config->fc_delay_hi = 0x40;		/* time delay for fc frame */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	config->tx_padding = 0x1;		/* 1=pad short frames */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	config->fc_priority_threshold = 0x7;	/* 7=priority fc disabled */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	config->pad18 = 0x1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	config->full_duplex_pin = 0x1;		/* 1=examine FDX# pin */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	config->pad20_1 = 0x1F;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	config->fc_priority_location = 0x1;	/* 1=byte#31, 0=byte#19 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	config->pad21_1 = 0x5;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	config->adaptive_ifs = nic->adaptive_ifs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	config->loopback = nic->loopback;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
	if (nic->mii.force_media && nic->mii.full_duplex)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
		config->full_duplex_force = 0x1;	/* 1=force, 0=auto */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	if (nic->flags & promiscuous || nic->loopback) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
		config->rx_save_bad_frames = 0x1;	/* 1=save, 0=discard */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		config->rx_discard_short_frames = 0x0;	/* 1=discard, 0=save */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
		config->promiscuous_mode = 0x1;		/* 1=on, 0=off */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	if (unlikely(netdev->features & NETIF_F_RXFCS))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		config->rx_crc_transfer = 0x1;	/* 1=save, 0=discard */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	if (nic->flags & multicast_all)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
		config->multicast_all = 0x1;		/* 1=accept, 0=no */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	/* disable WoL when up */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	if (netif_running(nic->netdev) || !(nic->flags & wol_magic))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
		config->magic_packet_disable = 0x1;	/* 1=off, 0=on */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
	if (nic->mac >= mac_82558_D101_A4) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
		config->fc_disable = 0x1;	/* 1=Tx fc off, 0=Tx fc on */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
		config->mwi_enable = 0x1;	/* 1=enable, 0=disable */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
		config->standard_tcb = 0x0;	/* 1=standard, 0=extended */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
		config->rx_long_ok = 0x1;	/* 1=VLANs ok, 0=standard */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
		if (nic->mac >= mac_82559_D101M) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
			config->tno_intr = 0x1;		/* TCO stats enable */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
			/* Enable TCO in extended config */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
			if (nic->mac >= mac_82551_10) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
				config->byte_count = 0x20; /* extended bytes */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
				config->rx_d102_mode = 0x1; /* GMRC for TCO */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
			config->standard_stat_counter = 0x0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	if (netdev->features & NETIF_F_RXALL) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
		config->rx_save_overruns = 0x1; /* 1=save, 0=discard */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
		config->rx_save_bad_frames = 0x1;       /* 1=save, 0=discard */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
		config->rx_discard_short_frames = 0x0;  /* 1=discard, 0=save */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[00-07]=%8ph\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
		     c + 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[08-15]=%8ph\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
		     c + 8);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[16-23]=%8ph\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
		     c + 16);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
/*************************************************************************
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
*  CPUSaver parameters
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
*  All CPUSaver parameters are 16-bit literals that are part of a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
*  "move immediate value" instruction.  By changing the value of
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
*  the literal in the instruction before the code is loaded, the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
*  driver can change the algorithm.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
*  INTDELAY - This loads the dead-man timer with its initial value.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
*    When this timer expires the interrupt is asserted, and the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
*    timer is reset each time a new packet is received.  (see
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
*    BUNDLEMAX below to set the limit on number of chained packets)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
*    The current default is 0x600 or 1536.  Experiments show that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
*    the value should probably stay within the 0x200 - 0x1000.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
*  BUNDLEMAX -
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
*    This sets the maximum number of frames that will be bundled.  In
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
*    some situations, such as the TCP windowing algorithm, it may be
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
*    better to limit the growth of the bundle size than let it go as
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
*    high as it can, because that could cause too much added latency.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
*    The default is six, because this is the number of packets in the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
*    default TCP window size.  A value of 1 would make CPUSaver indicate
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
*    an interrupt for every frame received.  If you do not want to put
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
*    a limit on the bundle size, set this value to xFFFF.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
*  BUNDLESMALL -
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
*    This contains a bit-mask describing the minimum size frame that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
*    will be bundled.  The default masks the lower 7 bits, which means
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
*    that any frame less than 128 bytes in length will not be bundled,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
*    but will instead immediately generate an interrupt.  This does
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
*    not affect the current bundle in any way.  Any frame that is 128
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
*    bytes or large will be bundled normally.  This feature is meant
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
*    to provide immediate indication of ACK frames in a TCP environment.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
*    Customers were seeing poor performance when a machine with CPUSaver
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
*    enabled was sending but not receiving.  The delay introduced when
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
*    the ACKs were received was enough to reduce total throughput, because
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
*    the sender would sit idle until the ACK was finally seen.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
*    The current default is 0xFF80, which masks out the lower 7 bits.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
*    This means that any frame which is x7F (127) bytes or smaller
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
*    will cause an immediate interrupt.  Because this value must be a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
*    bit mask, there are only a few valid values that can be used.  To
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
*    turn this feature off, the driver can write the value xFFFF to the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
*    lower word of this instruction (in the same way that the other
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
*    parameters are used).  Likewise, a value of 0xF800 (2047) would
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
*    cause an interrupt to be generated for every frame, because all
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
*    standard Ethernet frames are <= 2047 bytes in length.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
*************************************************************************/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
/* if you wish to disable the ucode functionality, while maintaining the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
 * workarounds it provides, set the following defines to:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
 * BUNDLESMALL 0
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
 * BUNDLEMAX 1
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
 * INTDELAY 1
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
#define BUNDLESMALL 1
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
#define BUNDLEMAX (u16)6
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
#define INTDELAY (u16)1536 /* 0x600 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
/* Initialize firmware */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
static const struct firmware *e100_request_firmware(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	const char *fw_name;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
	const struct firmware *fw = nic->fw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	u8 timer, bundle, min_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
	int err = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	bool required = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
	/* do not load u-code for ICH devices */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
	if (nic->flags & ich)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
		return NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	/* Search for ucode match against h/w revision
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
	 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	 * Based on comments in the source code for the FreeBSD fxp
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	 * driver, the FIRMWARE_D102E ucode includes both CPUSaver and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
	 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	 *    "fixes for bugs in the B-step hardware (specifically, bugs
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
	 *     with Inline Receive)."
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
	 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	 * So we must fail if it cannot be loaded.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
	 * The other microcode files are only required for the optional
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
	 * CPUSaver feature.  Nice to have, but no reason to fail.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	if (nic->mac == mac_82559_D101M) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
		fw_name = FIRMWARE_D101M;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	} else if (nic->mac == mac_82559_D101S) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
		fw_name = FIRMWARE_D101S;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
	} else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
		fw_name = FIRMWARE_D102E;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
		required = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	} else { /* No ucode on other devices */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
		return NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	/* If the firmware has not previously been loaded, request a pointer
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
	 * to it. If it was previously loaded, we are reinitializing the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
	 * adapter, possibly in a resume from hibernate, in which case
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
	 * request_firmware() cannot be used.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	if (!fw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
		err = request_firmware(&fw, fw_name, &nic->pdev->dev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	if (err) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
		if (required) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
			netif_err(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
				  "Failed to load firmware \"%s\": %d\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
				  fw_name, err);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
			return ERR_PTR(err);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
			netif_info(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
				   "CPUSaver disabled. Needs \"%s\": %d\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
				   fw_name, err);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
			return NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
	/* Firmware should be precisely UCODE_SIZE (words) plus three bytes
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	   indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	if (fw->size != UCODE_SIZE * 4 + 3) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
		netif_err(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
			  "Firmware \"%s\" has wrong size %zu\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
			  fw_name, fw->size);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
		release_firmware(fw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
		return ERR_PTR(-EINVAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	/* Read timer, bundle and min_size from end of firmware blob */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
	timer = fw->data[UCODE_SIZE * 4];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
	bundle = fw->data[UCODE_SIZE * 4 + 1];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	min_size = fw->data[UCODE_SIZE * 4 + 2];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	    min_size >= UCODE_SIZE) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
		netif_err(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
			  "\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
			  fw_name, timer, bundle, min_size);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
		release_firmware(fw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
		return ERR_PTR(-EINVAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	/* OK, firmware is validated and ready to use. Save a pointer
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	 * to it in the nic */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	nic->fw = fw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	return fw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
static int e100_setup_ucode(struct nic *nic, struct cb *cb,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
			     struct sk_buff *skb)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	const struct firmware *fw = (void *)skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
	u8 timer, bundle, min_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	/* It's not a real skb; we just abused the fact that e100_exec_cb
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
	   will pass it through to here... */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	cb->skb = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	/* firmware is stored as little endian already */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
	memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	/* Read timer, bundle and min_size from end of firmware blob */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
	timer = fw->data[UCODE_SIZE * 4];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
	bundle = fw->data[UCODE_SIZE * 4 + 1];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
	min_size = fw->data[UCODE_SIZE * 4 + 2];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	/* Insert user-tunable settings in cb->u.ucode */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
	cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	cb->command = cpu_to_le16(cb_ucode | cb_el);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
static inline int e100_load_ucode_wait(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
	const struct firmware *fw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	int err = 0, counter = 50;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	struct cb *cb = nic->cb_to_clean;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
	fw = e100_request_firmware(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	/* If it's NULL, then no ucode is required */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	if (!fw || IS_ERR(fw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
		return PTR_ERR(fw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
		netif_err(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
			  "ucode cmd failed with error %d\n", err);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
	/* must restart cuc */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	nic->cuc_cmd = cuc_start;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
	/* wait for completion */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	e100_write_flush(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	udelay(10);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
	/* wait for possibly (ouch) 500ms */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	while (!(cb->status & cpu_to_le16(cb_complete))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
		msleep(10);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
		if (!--counter) break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
	/* ack any interrupts, something could have been set */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
	iowrite8(~0, &nic->csr->scb.stat_ack);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	/* if the command failed, or is not OK, notify and return */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	if (!counter || !(cb->status & cpu_to_le16(cb_ok))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
		netif_err(nic, probe, nic->netdev, "ucode load failed\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
		err = -EPERM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
static int e100_setup_iaaddr(struct nic *nic, struct cb *cb,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	struct sk_buff *skb)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	cb->command = cpu_to_le16(cb_iaaddr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
static int e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	cb->command = cpu_to_le16(cb_dump);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
	cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
		offsetof(struct mem, dump_buf));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
static int e100_phy_check_without_mii(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
	u8 phy_type;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
	int without_mii;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	switch (phy_type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
	case I82503: /* Non-MII PHY; UNTESTED! */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
	case S80C24: /* Non-MII PHY; tested and working */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
		/* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
		 * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
		 * doesn't have a programming interface of any sort.  The
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
		 * media is sensed automatically based on how the link partner
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
		 * is configured.  This is, in essence, manual configuration.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
		netif_info(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
			   "found MII-less i82503 or 80c24 or other PHY\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
		nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
		nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
		/* these might be needed for certain MII-less cards...
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		 * nic->flags |= ich;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		 * nic->flags |= ich_10h_workaround; */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		without_mii = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
		without_mii = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	return without_mii;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
#define NCONFIG_AUTO_SWITCH	0x0080
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
#define MII_NSC_CONG		MII_RESV1
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
#define NSC_CONG_ENABLE		0x0100
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
#define NSC_CONG_TXREADY	0x0400
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
#define ADVERTISE_FC_SUPPORTED	0x0400
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
static int e100_phy_init(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
	struct net_device *netdev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	u32 addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
	u16 bmcr, stat, id_lo, id_hi, cong;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
	/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	for (addr = 0; addr < 32; addr++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
		stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
		if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
	if (addr == 32) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
		/* uhoh, no PHY detected: check whether we seem to be some
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
		 * weird, rare variant which is *known* to not have any MII.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
		 * But do this AFTER MII checking only, since this does
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
		 * lookup of EEPROM values which may easily be unreliable. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
		if (e100_phy_check_without_mii(nic))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
			return 0; /* simply return and hope for the best */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
		else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
			/* for unknown cases log a fatal error */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
			netif_err(nic, hw, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
				  "Failed to locate any known PHY, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
			return -EAGAIN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	} else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
		netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
			     "phy_addr = %d\n", nic->mii.phy_id);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	/* Get phy ID */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
		     "phy ID = 0x%08X\n", nic->phy);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
	/* Select the phy and isolate the rest */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	for (addr = 0; addr < 32; addr++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		if (addr != nic->mii.phy_id) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
			mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
		} else if (nic->phy != phy_82552_v) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
			bmcr = mdio_read(netdev, addr, MII_BMCR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
			mdio_write(netdev, addr, MII_BMCR,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
				bmcr & ~BMCR_ISOLATE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
	/*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
	 * Workaround for 82552:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
	 * Clear the ISOLATE bit on selected phy_id last (mirrored on all
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	 * other phy_id's) using bmcr value from addr discovery loop above.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
	if (nic->phy == phy_82552_v)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
			bmcr & ~BMCR_ISOLATE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
	/* Handle National tx phys */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
#define NCS_PHY_MODEL_MASK	0xFFF0FFFF
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
		/* Disable congestion control */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
		cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
		cong |= NSC_CONG_TXREADY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
		cong &= ~NSC_CONG_ENABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
		mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	if (nic->phy == phy_82552_v) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
		u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
		/* assign special tweaked mdio_ctrl() function */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
		nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
		/* Workaround Si not advertising flow-control during autoneg */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
		advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
		mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		/* Reset for the above changes to take effect */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
		bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		bmcr |= BMCR_RESET;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
		mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
	} else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
	   (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		/* enable/disable MDI/MDI-X auto-switching. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
				nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
static int e100_hw_init(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
	int err = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	e100_hw_reset(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
	netif_err(nic, hw, nic->netdev, "e100_hw_init\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	if (!in_interrupt() && (err = e100_self_test(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	if ((err = e100_phy_init(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
	if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
	if ((err = e100_load_ucode_wait(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
	if ((err = e100_exec_cb(nic, NULL, e100_configure)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
	if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
	if ((err = e100_exec_cmd(nic, cuc_dump_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
		nic->dma_addr + offsetof(struct mem, stats))))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
	if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	e100_disable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
static int e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
	struct net_device *netdev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
	struct netdev_hw_addr *ha;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	u16 i, count = min(netdev_mc_count(netdev), E100_MAX_MULTICAST_ADDRS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	cb->command = cpu_to_le16(cb_multi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
	cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	i = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	netdev_for_each_mc_addr(ha, netdev) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
		if (i == count)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
		memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
			ETH_ALEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
static void e100_set_multicast_list(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
	netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
		     "mc_count=%d, flags=0x%04X\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		     netdev_mc_count(netdev), netdev->flags);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
	if (netdev->flags & IFF_PROMISC)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		nic->flags |= promiscuous;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		nic->flags &= ~promiscuous;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	if (netdev->flags & IFF_ALLMULTI ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
		netdev_mc_count(netdev) > E100_MAX_MULTICAST_ADDRS)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
		nic->flags |= multicast_all;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
		nic->flags &= ~multicast_all;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
	e100_exec_cb(nic, NULL, e100_configure);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
	e100_exec_cb(nic, NULL, e100_multi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
static void e100_update_stats(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
	struct net_device *dev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
	struct net_device_stats *ns = &dev->stats;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
	struct stats *s = &nic->mem->stats;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
		&s->complete;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
	/* Device's stats reporting may take several microseconds to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
	 * complete, so we're always waiting for results of the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	 * previous command. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		*complete = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
		ns->tx_aborted_errors += le32_to_cpu(s->tx_max_collisions);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
		ns->tx_window_errors += le32_to_cpu(s->tx_late_collisions);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
		ns->tx_carrier_errors += le32_to_cpu(s->tx_lost_crs);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
		ns->tx_fifo_errors += le32_to_cpu(s->tx_underruns);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
		ns->collisions += nic->tx_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
		ns->tx_errors += le32_to_cpu(s->tx_max_collisions) +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
			le32_to_cpu(s->tx_lost_crs);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
		nic->rx_short_frame_errors +=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
			le32_to_cpu(s->rx_short_frame_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
		ns->rx_length_errors = nic->rx_short_frame_errors +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
			nic->rx_over_length_errors;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
		ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
		ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
		ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
		ns->rx_errors += le32_to_cpu(s->rx_crc_errors) +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
			le32_to_cpu(s->rx_alignment_errors) +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
			le32_to_cpu(s->rx_short_frame_errors) +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
			le32_to_cpu(s->rx_cdt_errors);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
		nic->tx_deferred += le32_to_cpu(s->tx_deferred);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		nic->tx_single_collisions +=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
			le32_to_cpu(s->tx_single_collisions);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
		nic->tx_multiple_collisions +=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
			le32_to_cpu(s->tx_multiple_collisions);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
		if (nic->mac >= mac_82558_D101_A4) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
			nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
			nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
			nic->rx_fc_unsupported +=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
				le32_to_cpu(s->fc_rcv_unsupported);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
			if (nic->mac >= mac_82559_D101M) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
				nic->tx_tco_frames +=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
					le16_to_cpu(s->xmt_tco_frames);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
				nic->rx_tco_frames +=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
					le16_to_cpu(s->rcv_tco_frames);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	if (e100_exec_cmd(nic, cuc_dump_reset, 0))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
			     "exec cuc_dump_reset failed\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	/* Adjust inter-frame-spacing (IFS) between two transmits if
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	 * we're getting collisions on a half-duplex connection. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	if (duplex == DUPLEX_HALF) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
		u32 prev = nic->adaptive_ifs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
		u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		if ((nic->tx_frames / 32 < nic->tx_collisions) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		   (nic->tx_frames > min_frames)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
			if (nic->adaptive_ifs < 60)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
				nic->adaptive_ifs += 5;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		} else if (nic->tx_frames < min_frames) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
			if (nic->adaptive_ifs >= 5)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
				nic->adaptive_ifs -= 5;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
		if (nic->adaptive_ifs != prev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
			e100_exec_cb(nic, NULL, e100_configure);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
static void e100_watchdog(unsigned long data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	struct nic *nic = (struct nic *)data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	struct ethtool_cmd cmd = { .cmd = ETHTOOL_GSET };
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	u32 speed;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
	netif_printk(nic, timer, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
		     "right now = %ld\n", jiffies);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	/* mii library handles link maintenance tasks */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
	mii_ethtool_gset(&nic->mii, &cmd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
	speed = ethtool_cmd_speed(&cmd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
	if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
		netdev_info(nic->netdev, "NIC Link is Up %u Mbps %s Duplex\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
			    speed == SPEED_100 ? 100 : 10,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
			    cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	} else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
		netdev_info(nic->netdev, "NIC Link is Down\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	mii_check_link(&nic->mii);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	/* Software generated interrupt to recover from (rare) Rx
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	 * allocation failure.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
	 * Unfortunately have to use a spinlock to not re-enable interrupts
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	 * accidentally, due to hardware that shares a register between the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
	 * interrupt mask bit and the SW Interrupt generation bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
	spin_lock_irq(&nic->cmd_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	iowrite8(ioread8(&nic->csr->scb.cmd_hi) | irq_sw_gen,&nic->csr->scb.cmd_hi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	e100_write_flush(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	spin_unlock_irq(&nic->cmd_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	e100_update_stats(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
	e100_adjust_adaptive_ifs(nic, speed, cmd.duplex);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	if (nic->mac <= mac_82557_D100_C)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		/* Issue a multicast command to workaround a 557 lock up */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
		e100_set_multicast_list(nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	if (nic->flags & ich && speed == SPEED_10 && cmd.duplex == DUPLEX_HALF)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		nic->flags |= ich_10h_workaround;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		nic->flags &= ~ich_10h_workaround;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	mod_timer(&nic->watchdog,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
static int e100_xmit_prepare(struct nic *nic, struct cb *cb,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	struct sk_buff *skb)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	dma_addr_t dma_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	cb->command = nic->tx_command;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	dma_addr = pci_map_single(nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
				  skb->data, skb->len, PCI_DMA_TODEVICE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	/* If we can't map the skb, have the upper layer try later */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
	if (pci_dma_mapping_error(nic->pdev, dma_addr))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
		return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
	/*
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	 * Use the last 4 bytes of the SKB payload packet as the CRC, used for
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
	 * testing, ie sending frames with bad CRC.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	if (unlikely(skb->no_fcs))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
		cb->command |= __constant_cpu_to_le16(cb_tx_nc);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
		cb->command &= ~__constant_cpu_to_le16(cb_tx_nc);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
	/* interrupt every 16 packets regardless of delay */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
	if ((nic->cbs_avail & ~15) == nic->cbs_avail)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
		cb->command |= cpu_to_le16(cb_i);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
	cb->u.tcb.tcb_byte_count = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
	cb->u.tcb.threshold = nic->tx_threshold;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
	cb->u.tcb.tbd_count = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
	cb->u.tcb.tbd.buf_addr = cpu_to_le32(dma_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
	skb_tx_timestamp(skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
				   struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	int err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	if (nic->flags & ich_10h_workaround) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
		   Issue a NOP command followed by a 1us delay before
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		   issuing the Tx command. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
		if (e100_exec_cmd(nic, cuc_nop, 0))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
			netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
				     "exec cuc_nop failed\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
		udelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	err = e100_exec_cb(nic, skb, e100_xmit_prepare);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	switch (err) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	case -ENOSPC:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
		/* We queued the skb, but now we're out of space. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
			     "No space for CB\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
		netif_stop_queue(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	case -ENOMEM:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
		/* This is a hard error - log it. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
		netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
			     "Out of Tx resources, returning skb\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		netif_stop_queue(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		return NETDEV_TX_BUSY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	return NETDEV_TX_OK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
static int e100_tx_clean(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
	struct net_device *dev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
	struct cb *cb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	int tx_cleaned = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	spin_lock(&nic->cb_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
	/* Clean CBs marked complete */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	for (cb = nic->cb_to_clean;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
	    cb->status & cpu_to_le16(cb_complete);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	    cb = nic->cb_to_clean = cb->next) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
		rmb(); /* read skb after status */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
		netif_printk(nic, tx_done, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
			     "cb[%d]->status = 0x%04X\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
			     (int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
			     cb->status);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
		if (likely(cb->skb != NULL)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
			dev->stats.tx_packets++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
			dev->stats.tx_bytes += cb->skb->len;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
			pci_unmap_single(nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
				le32_to_cpu(cb->u.tcb.tbd.buf_addr),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
				le16_to_cpu(cb->u.tcb.tbd.size),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
				PCI_DMA_TODEVICE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
			dev_kfree_skb_any(cb->skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
			cb->skb = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
			tx_cleaned = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
		cb->status = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
		nic->cbs_avail++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
	spin_unlock(&nic->cb_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
	/* Recover from running out of Tx resources in xmit_frame */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
	if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
		netif_wake_queue(nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	return tx_cleaned;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
static void e100_clean_cbs(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
	if (nic->cbs) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
		while (nic->cbs_avail != nic->params.cbs.count) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
			struct cb *cb = nic->cb_to_clean;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
			if (cb->skb) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
				pci_unmap_single(nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
					le32_to_cpu(cb->u.tcb.tbd.buf_addr),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
					le16_to_cpu(cb->u.tcb.tbd.size),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
					PCI_DMA_TODEVICE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
				dev_kfree_skb(cb->skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
			nic->cb_to_clean = nic->cb_to_clean->next;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
			nic->cbs_avail++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
		pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		nic->cbs = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
		nic->cbs_avail = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
	nic->cuc_cmd = cuc_start;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
		nic->cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
static int e100_alloc_cbs(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
	struct cb *cb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
	unsigned int i, count = nic->params.cbs.count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	nic->cuc_cmd = cuc_start;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	nic->cbs_avail = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
	nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
				  &nic->cbs_dma_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	if (!nic->cbs)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
		return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	memset(nic->cbs, 0, count * sizeof(struct cb));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
	for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
		cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
		cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
		cb->dma_addr = nic->cbs_dma_addr + i * sizeof(struct cb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
		cb->link = cpu_to_le32(nic->cbs_dma_addr +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
			((i+1) % count) * sizeof(struct cb));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = nic->cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	nic->cbs_avail = count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	if (!nic->rxs) return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
	if (RU_SUSPENDED != nic->ru_running) return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	/* handle init time starts */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	if (!rx) rx = nic->rxs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
	/* (Re)start RU if suspended or idle and RFA is non-NULL */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	if (rx->skb) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		e100_exec_cmd(nic, ruc_start, rx->dma_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		nic->ru_running = RU_RUNNING;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
	if (!(rx->skb = netdev_alloc_skb_ip_align(nic->netdev, RFD_BUF_LEN)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
		return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	/* Init, and map the RFD. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
	skb_copy_to_linear_data(rx->skb, &nic->blank_rfd, sizeof(struct rfd));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
	if (pci_dma_mapping_error(nic->pdev, rx->dma_addr)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		dev_kfree_skb_any(rx->skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		rx->skb = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		rx->dma_addr = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
	/* Link the RFD to end of RFA by linking previous RFD to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
	 * this one.  We are safe to touch the previous RFD because
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
	 * it is protected by the before last buffer's el bit being set */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
	if (rx->prev->skb) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
		put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
		pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
			sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
static int e100_rx_indicate(struct nic *nic, struct rx *rx,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
	unsigned int *work_done, unsigned int work_to_do)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	struct net_device *dev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
	struct sk_buff *skb = rx->skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	struct rfd *rfd = (struct rfd *)skb->data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	u16 rfd_status, actual_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	u16 fcs_pad = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	if (unlikely(work_done && *work_done >= work_to_do))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
		return -EAGAIN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	/* Need to sync before taking a peek at cb_complete bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
	rfd_status = le16_to_cpu(rfd->status);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
	netif_printk(nic, rx_status, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
		     "status=0x%04X\n", rfd_status);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	rmb(); /* read size after status bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	/* If data isn't ready, nothing to indicate */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	if (unlikely(!(rfd_status & cb_complete))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		/* If the next buffer has the el bit, but we think the receiver
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
		 * is still running, check to see if it really stopped while
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
		 * we had interrupts off.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
		 * This allows for a fast restart without re-enabling
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
		 * interrupts */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
		if ((le16_to_cpu(rfd->command) & cb_el) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
		    (RU_RUNNING == nic->ru_running))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
			if (ioread8(&nic->csr->scb.status) & rus_no_res)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
				nic->ru_running = RU_SUSPENDED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
					       sizeof(struct rfd),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
					       PCI_DMA_FROMDEVICE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		return -ENODATA;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
	/* Get actual data size */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
	if (unlikely(dev->features & NETIF_F_RXFCS))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		fcs_pad = 4;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
	actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
	if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		actual_size = RFD_BUF_LEN - sizeof(struct rfd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
	/* Get data */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
	pci_unmap_single(nic->pdev, rx->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
	/* If this buffer has the el bit, but we think the receiver
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
	 * is still running, check to see if it really stopped while
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
	 * we had interrupts off.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	 * This allows for a fast restart without re-enabling interrupts.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
	 * This can happen when the RU sees the size change but also sees
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	 * the el bit set. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
	if ((le16_to_cpu(rfd->command) & cb_el) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	    (RU_RUNNING == nic->ru_running)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
	    if (ioread8(&nic->csr->scb.status) & rus_no_res)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
		nic->ru_running = RU_SUSPENDED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
	/* Pull off the RFD and put the actual data (minus eth hdr) */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
	skb_reserve(skb, sizeof(struct rfd));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
	skb_put(skb, actual_size);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
	skb->protocol = eth_type_trans(skb, nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
	/* If we are receiving all frames, then don't bother
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	 * checking for errors.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	if (unlikely(dev->features & NETIF_F_RXALL)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
		if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN + fcs_pad)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
			/* Received oversized frame, but keep it. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
			nic->rx_over_length_errors++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		goto process_skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
	if (unlikely(!(rfd_status & cb_ok))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		/* Don't indicate if hardware indicates errors */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		dev_kfree_skb_any(skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	} else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN + fcs_pad) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
		/* Don't indicate oversized frames */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		nic->rx_over_length_errors++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		dev_kfree_skb_any(skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
process_skb:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		dev->stats.rx_packets++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		dev->stats.rx_bytes += (actual_size - fcs_pad);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		netif_receive_skb(skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		if (work_done)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
			(*work_done)++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	rx->skb = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	unsigned int work_to_do)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
	struct rx *rx;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
	int restart_required = 0, err = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
	struct rx *old_before_last_rx, *new_before_last_rx;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
	struct rfd *old_before_last_rfd, *new_before_last_rfd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
	/* Indicate newly arrived packets */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		err = e100_rx_indicate(nic, rx, work_done, work_to_do);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
		/* Hit quota or no more to clean */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
		if (-EAGAIN == err || -ENODATA == err)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	/* On EAGAIN, hit quota so have more work to do, restart once
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	 * cleanup is complete.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	 * Else, are we already rnr? then pay attention!!! this ensures that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	 * the state machine progression never allows a start with a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	 * partially cleaned list, avoiding a race between hardware
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	 * and rx_to_clean when in NAPI mode */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	if (-EAGAIN != err && RU_SUSPENDED == nic->ru_running)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		restart_required = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	old_before_last_rx = nic->rx_to_use->prev->prev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	/* Alloc new skbs to refill list */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	for (rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
		if (unlikely(e100_rx_alloc_skb(nic, rx)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
			break; /* Better luck next time (see watchdog) */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
	new_before_last_rx = nic->rx_to_use->prev->prev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
	if (new_before_last_rx != old_before_last_rx) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
		/* Set the el-bit on the buffer that is before the last buffer.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
		 * This lets us update the next pointer on the last buffer
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
		 * without worrying about hardware touching it.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
		 * We set the size to 0 to prevent hardware from touching this
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
		 * buffer.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
		 * When the hardware hits the before last buffer with el-bit
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
		 * and size of 0, it will RNR interrupt, the RUS will go into
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
		 * the No Resources state.  It will not complete nor write to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
		 * this buffer. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
		new_before_last_rfd =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
			(struct rfd *)new_before_last_rx->skb->data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		new_before_last_rfd->size = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		new_before_last_rfd->command |= cpu_to_le16(cb_el);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
		pci_dma_sync_single_for_device(nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
			new_before_last_rx->dma_addr, sizeof(struct rfd),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
			PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		/* Now that we have a new stopping point, we can clear the old
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
		 * stopping point.  We must sync twice to get the proper
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
		 * ordering on the hardware side of things. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
		old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
		pci_dma_sync_single_for_device(nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
			old_before_last_rx->dma_addr, sizeof(struct rfd),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
			PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
		old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
							+ ETH_FCS_LEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
		pci_dma_sync_single_for_device(nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
			old_before_last_rx->dma_addr, sizeof(struct rfd),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
			PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
	if (restart_required) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
		// ack the rnr?
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
		iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
		e100_start_receiver(nic, nic->rx_to_clean);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
		if (work_done)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
			(*work_done)++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
static void e100_rx_clean_list(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	struct rx *rx;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
	unsigned int i, count = nic->params.rfds.count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
	nic->ru_running = RU_UNINITIALIZED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
	if (nic->rxs) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
		for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
			if (rx->skb) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
				pci_unmap_single(nic->pdev, rx->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
					RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
				dev_kfree_skb(rx->skb);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
		kfree(nic->rxs);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
		nic->rxs = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	nic->rx_to_use = nic->rx_to_clean = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
static int e100_rx_alloc_list(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	struct rx *rx;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	unsigned int i, count = nic->params.rfds.count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	struct rfd *before_last;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	nic->rx_to_use = nic->rx_to_clean = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	nic->ru_running = RU_UNINITIALIZED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
		return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
		rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
		rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
		if (e100_rx_alloc_skb(nic, rx)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
			e100_rx_clean_list(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
			return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	/* Set the el-bit on the buffer that is before the last buffer.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	 * This lets us update the next pointer on the last buffer without
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	 * worrying about hardware touching it.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	 * We set the size to 0 to prevent hardware from touching this buffer.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	 * When the hardware hits the before last buffer with el-bit and size
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	 * of 0, it will RNR interrupt, the RU will go into the No Resources
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
	 * state.  It will not complete nor write to this buffer. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	rx = nic->rxs->prev->prev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	before_last = (struct rfd *)rx->skb->data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	before_last->command |= cpu_to_le16(cb_el);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	before_last->size = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
		sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	nic->rx_to_use = nic->rx_to_clean = nic->rxs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	nic->ru_running = RU_SUSPENDED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
static irqreturn_t e100_intr(int irq, void *dev_id)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	struct net_device *netdev = dev_id;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	u8 stat_ack = ioread8(&nic->csr->scb.stat_ack);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	netif_printk(nic, intr, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
		     "stat_ack = 0x%02X\n", stat_ack);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	if (stat_ack == stat_ack_not_ours ||	/* Not our interrupt */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	   stat_ack == stat_ack_not_present)	/* Hardware is ejected */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
		return IRQ_NONE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	/* Ack interrupt(s) */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	iowrite8(stat_ack, &nic->csr->scb.stat_ack);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	/* We hit Receive No Resource (RNR); restart RU after cleaning */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	if (stat_ack & stat_ack_rnr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
		nic->ru_running = RU_SUSPENDED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	if (likely(napi_schedule_prep(&nic->napi))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
		e100_disable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
		__napi_schedule(&nic->napi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	return IRQ_HANDLED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
static int e100_poll(struct napi_struct *napi, int budget)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
	struct nic *nic = container_of(napi, struct nic, napi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	unsigned int work_done = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
	e100_rx_clean(nic, &work_done, budget);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
	e100_tx_clean(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	/* If budget not fully consumed, exit the polling mode */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
	if (work_done < budget) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
		napi_complete(napi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
		e100_enable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	return work_done;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
#ifdef CONFIG_NET_POLL_CONTROLLER
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
static void e100_netpoll(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	e100_disable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	e100_intr(nic->pdev->irq, netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	e100_tx_clean(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
	e100_enable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
#endif
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
static int e100_set_mac_address(struct net_device *netdev, void *p)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	struct sockaddr *addr = p;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
	if (!is_valid_ether_addr(addr->sa_data))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		return -EADDRNOTAVAIL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	e100_exec_cb(nic, NULL, e100_setup_iaaddr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
		return -EINVAL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	netdev->mtu = new_mtu;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
static int e100_asf(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	/* ASF can be enabled from eeprom */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
	return (nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	   (nic->eeprom[eeprom_config_asf] & eeprom_asf) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	   !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
	   ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
static int e100_up(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	int err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	if ((err = e100_rx_alloc_list(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	if ((err = e100_alloc_cbs(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
		goto err_rx_clean_list;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
	if ((err = e100_hw_init(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
		goto err_clean_cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
	e100_set_multicast_list(nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
	e100_start_receiver(nic, NULL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
	mod_timer(&nic->watchdog, jiffies);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
	if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		nic->netdev->name, nic->netdev)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
		goto err_no_irq;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	netif_wake_queue(nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
	napi_enable(&nic->napi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	/* enable ints _after_ enabling poll, preventing a race between
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
	 * disable ints+schedule */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
	e100_enable_irq(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
err_no_irq:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
	del_timer_sync(&nic->watchdog);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
err_clean_cbs:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	e100_clean_cbs(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
err_rx_clean_list:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	e100_rx_clean_list(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
static void e100_down(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	/* wait here for poll to complete */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	napi_disable(&nic->napi);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	netif_stop_queue(nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	e100_hw_reset(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	free_irq(nic->pdev->irq, nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	del_timer_sync(&nic->watchdog);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	netif_carrier_off(nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	e100_clean_cbs(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	e100_rx_clean_list(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
static void e100_tx_timeout(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	/* Reset outside of interrupt context, to avoid request_irq
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
	 * in interrupt context */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
	schedule_work(&nic->tx_timeout_task);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
static void e100_tx_timeout_task(struct work_struct *work)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	struct nic *nic = container_of(work, struct nic, tx_timeout_task);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	struct net_device *netdev = nic->netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	netif_printk(nic, tx_err, KERN_DEBUG, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
		     "scb.status=0x%02X\n", ioread8(&nic->csr->scb.status));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
	rtnl_lock();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	if (netif_running(netdev)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
		e100_down(netdev_priv(netdev));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
		e100_up(netdev_priv(netdev));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	rtnl_unlock();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	int err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	struct sk_buff *skb;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	/* Use driver resources to perform internal MAC or PHY
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	 * loopback test.  A single packet is prepared and transmitted
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	 * in loopback mode, and the test passes if the received
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	 * packet compares byte-for-byte to the transmitted packet. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	if ((err = e100_rx_alloc_list(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
		return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
	if ((err = e100_alloc_cbs(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
		goto err_clean_rx;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	/* ICH PHY loopback is broken so do MAC loopback instead */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	if (nic->flags & ich && loopback_mode == lb_phy)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
		loopback_mode = lb_mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	nic->loopback = loopback_mode;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	if ((err = e100_hw_init(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
		goto err_loopback_none;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
	if (loopback_mode == lb_phy)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
			BMCR_LOOPBACK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	e100_start_receiver(nic, NULL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
		err = -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
		goto err_loopback_none;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
	skb_put(skb, ETH_DATA_LEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
	memset(skb->data, 0xFF, ETH_DATA_LEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	e100_xmit_frame(skb, nic->netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
	msleep(10);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
	pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
			RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
	if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
	   skb->data, ETH_DATA_LEN))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
		err = -EAGAIN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
err_loopback_none:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
	mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
	nic->loopback = lb_none;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
	e100_clean_cbs(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
	e100_hw_reset(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
err_clean_rx:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	e100_rx_clean_list(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
#define MII_LED_CONTROL	0x1B
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
#define E100_82552_LED_OVERRIDE 0x19
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
#define E100_82552_LED_ON       0x000F /* LEDTX and LED_RX both on */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
#define E100_82552_LED_OFF      0x000A /* LEDTX and LED_RX both off */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
static int e100_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	return mii_ethtool_gset(&nic->mii, cmd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
static int e100_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	int err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, BMCR_RESET);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	err = mii_ethtool_sset(&nic->mii, cmd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	e100_exec_cb(nic, NULL, e100_configure);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
static void e100_get_drvinfo(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
	struct ethtool_drvinfo *info)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
	strlcpy(info->bus_info, pci_name(nic->pdev),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
		sizeof(info->bus_info));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
#define E100_PHY_REGS 0x1C
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
static int e100_get_regs_len(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
static void e100_get_regs(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	struct ethtool_regs *regs, void *p)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	u32 *buff = p;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
	int i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
	regs->version = (1 << 24) | nic->pdev->revision;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
	buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
		ioread8(&nic->csr->scb.cmd_lo) << 16 |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
		ioread16(&nic->csr->scb.status);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	for (i = E100_PHY_REGS; i >= 0; i--)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
		buff[1 + E100_PHY_REGS - i] =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
			mdio_read(netdev, nic->mii.phy_id, i);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	e100_exec_cb(nic, NULL, e100_dump);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	msleep(10);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
		sizeof(nic->mem->dump_buf));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	wol->supported = (nic->mac >= mac_82558_D101_A4) ?  WAKE_MAGIC : 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	wol->wolopts = (nic->flags & wol_magic) ? WAKE_MAGIC : 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	    !device_can_wakeup(&nic->pdev->dev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
		return -EOPNOTSUPP;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	if (wol->wolopts)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
		nic->flags |= wol_magic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
		nic->flags &= ~wol_magic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	e100_exec_cb(nic, NULL, e100_configure);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
static u32 e100_get_msglevel(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	return nic->msg_enable;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
static void e100_set_msglevel(struct net_device *netdev, u32 value)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	nic->msg_enable = value;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
static int e100_nway_reset(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
	return mii_nway_restart(&nic->mii);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
static u32 e100_get_link(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
	return mii_link_ok(&nic->mii);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
static int e100_get_eeprom_len(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	return nic->eeprom_wc << 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
#define E100_EEPROM_MAGIC	0x1234
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
static int e100_get_eeprom(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	struct ethtool_eeprom *eeprom, u8 *bytes)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
	eeprom->magic = E100_EEPROM_MAGIC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
	memcpy(bytes, &((u8 *)nic->eeprom)[eeprom->offset], eeprom->len);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
static int e100_set_eeprom(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	struct ethtool_eeprom *eeprom, u8 *bytes)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	if (eeprom->magic != E100_EEPROM_MAGIC)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
		return -EINVAL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
	return e100_eeprom_save(nic, eeprom->offset >> 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
		(eeprom->len >> 1) + 1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
static void e100_get_ringparam(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	struct ethtool_ringparam *ring)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	struct param_range *rfds = &nic->params.rfds;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
	struct param_range *cbs = &nic->params.cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	ring->rx_max_pending = rfds->max;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
	ring->tx_max_pending = cbs->max;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	ring->rx_pending = rfds->count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
	ring->tx_pending = cbs->count;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
static int e100_set_ringparam(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	struct ethtool_ringparam *ring)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	struct param_range *rfds = &nic->params.rfds;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
	struct param_range *cbs = &nic->params.cbs;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
		return -EINVAL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
		e100_down(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	rfds->count = max(ring->rx_pending, rfds->min);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	rfds->count = min(rfds->count, rfds->max);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	cbs->count = max(ring->tx_pending, cbs->min);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	cbs->count = min(cbs->count, cbs->max);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	netif_info(nic, drv, nic->netdev, "Ring Param settings: rx: %d, tx %d\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
		   rfds->count, cbs->count);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
		e100_up(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
static const char e100_gstrings_test[][ETH_GSTRING_LEN] = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	"Link test     (on/offline)",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
	"Eeprom test   (on/offline)",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	"Self test        (offline)",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	"Mac loopback     (offline)",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	"Phy loopback     (offline)",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
#define E100_TEST_LEN	ARRAY_SIZE(e100_gstrings_test)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
static void e100_diag_test(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	struct ethtool_test *test, u64 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	struct ethtool_cmd cmd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
	int i, err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	memset(data, 0, E100_TEST_LEN * sizeof(u64));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	data[0] = !mii_link_ok(&nic->mii);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
	data[1] = e100_eeprom_load(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	if (test->flags & ETH_TEST_FL_OFFLINE) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
		/* save speed, duplex & autoneg settings */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
		err = mii_ethtool_gset(&nic->mii, &cmd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
		if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
			e100_down(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
		data[2] = e100_self_test(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
		data[3] = e100_loopback_test(nic, lb_mac);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
		data[4] = e100_loopback_test(nic, lb_phy);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
		/* restore speed, duplex & autoneg settings */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
		err = mii_ethtool_sset(&nic->mii, &cmd);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
		if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
			e100_up(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	for (i = 0; i < E100_TEST_LEN; i++)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
		test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
	msleep_interruptible(4 * 1000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
static int e100_set_phys_id(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
			    enum ethtool_phys_id_state state)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	enum led_state {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
		led_on     = 0x01,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
		led_off    = 0x04,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
		led_on_559 = 0x05,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
		led_on_557 = 0x07,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
	u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
		MII_LED_CONTROL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	u16 leds = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	switch (state) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
	case ETHTOOL_ID_ACTIVE:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
		return 2;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	case ETHTOOL_ID_ON:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
		leds = (nic->phy == phy_82552_v) ? E100_82552_LED_ON :
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
		       (nic->mac < mac_82559_D101M) ? led_on_557 : led_on_559;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
	case ETHTOOL_ID_OFF:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
		leds = (nic->phy == phy_82552_v) ? E100_82552_LED_OFF : led_off;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	case ETHTOOL_ID_INACTIVE:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	mdio_write(netdev, nic->mii.phy_id, led_reg, leds);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
static const char e100_gstrings_stats[][ETH_GSTRING_LEN] = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	"rx_length_errors", "rx_over_errors", "rx_crc_errors",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	"tx_heartbeat_errors", "tx_window_errors",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	/* device-specific stats */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	"tx_deferred", "tx_single_collisions", "tx_multi_collisions",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
	"tx_flow_control_pause", "rx_flow_control_pause",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	"rx_flow_control_unsupported", "tx_tco_packets", "rx_tco_packets",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
	"rx_short_frame_errors", "rx_over_length_errors",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
#define E100_NET_STATS_LEN	21
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
#define E100_STATS_LEN	ARRAY_SIZE(e100_gstrings_stats)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
static int e100_get_sset_count(struct net_device *netdev, int sset)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	switch (sset) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	case ETH_SS_TEST:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
		return E100_TEST_LEN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	case ETH_SS_STATS:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
		return E100_STATS_LEN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
		return -EOPNOTSUPP;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
static void e100_get_ethtool_stats(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
	struct ethtool_stats *stats, u64 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
	int i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	for (i = 0; i < E100_NET_STATS_LEN; i++)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
		data[i] = ((unsigned long *)&netdev->stats)[i];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	data[i++] = nic->tx_deferred;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	data[i++] = nic->tx_single_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	data[i++] = nic->tx_multiple_collisions;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	data[i++] = nic->tx_fc_pause;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	data[i++] = nic->rx_fc_pause;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	data[i++] = nic->rx_fc_unsupported;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	data[i++] = nic->tx_tco_frames;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
	data[i++] = nic->rx_tco_frames;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	data[i++] = nic->rx_short_frame_errors;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	data[i++] = nic->rx_over_length_errors;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	switch (stringset) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	case ETH_SS_TEST:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
		memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	case ETH_SS_STATS:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
		memcpy(data, *e100_gstrings_stats, sizeof(e100_gstrings_stats));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
static const struct ethtool_ops e100_ethtool_ops = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	.get_settings		= e100_get_settings,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
	.set_settings		= e100_set_settings,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
	.get_drvinfo		= e100_get_drvinfo,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
	.get_regs_len		= e100_get_regs_len,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	.get_regs		= e100_get_regs,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
	.get_wol		= e100_get_wol,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
	.set_wol		= e100_set_wol,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	.get_msglevel		= e100_get_msglevel,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	.set_msglevel		= e100_set_msglevel,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	.nway_reset		= e100_nway_reset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	.get_link		= e100_get_link,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	.get_eeprom_len		= e100_get_eeprom_len,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	.get_eeprom		= e100_get_eeprom,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
	.set_eeprom		= e100_set_eeprom,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	.get_ringparam		= e100_get_ringparam,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	.set_ringparam		= e100_set_ringparam,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	.self_test		= e100_diag_test,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	.get_strings		= e100_get_strings,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	.set_phys_id		= e100_set_phys_id,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	.get_ethtool_stats	= e100_get_ethtool_stats,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	.get_sset_count		= e100_get_sset_count,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	.get_ts_info		= ethtool_op_get_ts_info,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
static int e100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	return generic_mii_ioctl(&nic->mii, if_mii(ifr), cmd, NULL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
static int e100_alloc(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
	nic->mem = pci_alloc_consistent(nic->pdev, sizeof(struct mem),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
		&nic->dma_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	return nic->mem ? 0 : -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
static void e100_free(struct nic *nic)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	if (nic->mem) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
		pci_free_consistent(nic->pdev, sizeof(struct mem),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
			nic->mem, nic->dma_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
		nic->mem = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
static int e100_open(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	int err = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	netif_carrier_off(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	if ((err = e100_up(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
		netif_err(nic, ifup, nic->netdev, "Cannot open interface, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
static int e100_close(struct net_device *netdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	e100_down(netdev_priv(netdev));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
static int e100_set_features(struct net_device *netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
			     netdev_features_t features)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
	netdev_features_t changed = features ^ netdev->features;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	if (!(changed & (NETIF_F_RXFCS | NETIF_F_RXALL)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	netdev->features = features;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	e100_exec_cb(nic, NULL, e100_configure);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
static const struct net_device_ops e100_netdev_ops = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	.ndo_open		= e100_open,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	.ndo_stop		= e100_close,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	.ndo_start_xmit		= e100_xmit_frame,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	.ndo_validate_addr	= eth_validate_addr,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
	.ndo_set_rx_mode	= e100_set_multicast_list,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	.ndo_set_mac_address	= e100_set_mac_address,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	.ndo_change_mtu		= e100_change_mtu,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	.ndo_do_ioctl		= e100_do_ioctl,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	.ndo_tx_timeout		= e100_tx_timeout,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
#ifdef CONFIG_NET_POLL_CONTROLLER
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	.ndo_poll_controller	= e100_netpoll,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
#endif
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	.ndo_set_features	= e100_set_features,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	struct net_device *netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	struct nic *nic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
	int err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	if (!(netdev = alloc_etherdev(sizeof(struct nic))))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
		return -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
	netdev->hw_features |= NETIF_F_RXFCS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	netdev->priv_flags |= IFF_SUPP_NOFCS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	netdev->hw_features |= NETIF_F_RXALL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	netdev->netdev_ops = &e100_netdev_ops;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
	SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
	nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	netif_napi_add(netdev, &nic->napi, e100_poll, E100_NAPI_WEIGHT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
	nic->netdev = netdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	nic->pdev = pdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	nic->msg_enable = (1 << debug) - 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	nic->mdio_ctrl = mdio_ctrl_hw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	pci_set_drvdata(pdev, netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
	if ((err = pci_enable_device(pdev))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
		netif_err(nic, probe, nic->netdev, "Cannot enable PCI device, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		goto err_out_free_dev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
		netif_err(nic, probe, nic->netdev, "Cannot find proper PCI device base address, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		err = -ENODEV;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		goto err_out_disable_pdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	if ((err = pci_request_regions(pdev, DRV_NAME))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
		netif_err(nic, probe, nic->netdev, "Cannot obtain PCI resources, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		goto err_out_disable_pdev;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
		netif_err(nic, probe, nic->netdev, "No usable DMA configuration, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
		goto err_out_free_res;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
	SET_NETDEV_DEV(netdev, &pdev->dev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	if (use_io)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
		netif_info(nic, probe, nic->netdev, "using i/o access mode\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	if (!nic->csr) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
		netif_err(nic, probe, nic->netdev, "Cannot map device registers, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
		err = -ENOMEM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
		goto err_out_free_res;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	if (ent->driver_data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
		nic->flags |= ich;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
		nic->flags &= ~ich;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	e100_get_defaults(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
	/* D100 MAC doesn't allow rx of vlan packets with normal MTU */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
	if (nic->mac < mac_82558_D101_A4)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
		netdev->features |= NETIF_F_VLAN_CHALLENGED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
	/* locks must be initialized before calling hw_reset */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	spin_lock_init(&nic->cb_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
	spin_lock_init(&nic->cmd_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
	spin_lock_init(&nic->mdio_lock);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
	/* Reset the device before pci_set_master() in case device is in some
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
	 * funky state and has an interrupt pending - hint: we don't have the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	 * interrupt handler registered yet. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	e100_hw_reset(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
	pci_set_master(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	init_timer(&nic->watchdog);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	nic->watchdog.function = e100_watchdog;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
	nic->watchdog.data = (unsigned long)nic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
	if ((err = e100_alloc(nic))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
		netif_err(nic, probe, nic->netdev, "Cannot alloc driver memory, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
		goto err_out_iounmap;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
	if ((err = e100_eeprom_load(nic)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
		goto err_out_free;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
	e100_phy_init(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
	memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
	if (!is_valid_ether_addr(netdev->dev_addr)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
		if (!eeprom_bad_csum_allow) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
			err = -EAGAIN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
			goto err_out_free;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
			netif_err(nic, probe, nic->netdev, "Invalid MAC address from EEPROM, you MUST configure one.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
	/* Wol magic packet can be enabled from eeprom */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	if ((nic->mac >= mac_82558_D101_A4) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
	   (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
		nic->flags |= wol_magic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
		device_set_wakeup_enable(&pdev->dev, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
	/* ack any pending wake events, disable PME */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
	pci_pme_active(pdev, false);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	strcpy(netdev->name, "eth%d");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
	if ((err = register_netdev(netdev))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
		netif_err(nic, probe, nic->netdev, "Cannot register net device, aborting\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		goto err_out_free;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
	nic->cbs_pool = pci_pool_create(netdev->name,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
			   nic->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
			   nic->params.cbs.max * sizeof(struct cb),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
			   sizeof(u32),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
			   0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
	netif_info(nic, probe, nic->netdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
		   "addr 0x%llx, irq %d, MAC addr %pM\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
		   (unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
		   pdev->irq, netdev->dev_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
err_out_free:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	e100_free(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
err_out_iounmap:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	pci_iounmap(pdev, nic->csr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
err_out_free_res:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
	pci_release_regions(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
err_out_disable_pdev:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	pci_disable_device(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
err_out_free_dev:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
	free_netdev(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	return err;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
static void e100_remove(struct pci_dev *pdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	struct net_device *netdev = pci_get_drvdata(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	if (netdev) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		unregister_netdev(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		e100_free(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
		pci_iounmap(pdev, nic->csr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
		pci_pool_destroy(nic->cbs_pool);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		free_netdev(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		pci_release_regions(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
		pci_disable_device(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
#define E100_82552_SMARTSPEED   0x14   /* SmartSpeed Ctrl register */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
#define E100_82552_REV_ANEG     0x0200 /* Reverse auto-negotiation */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
#define E100_82552_ANEG_NOW     0x0400 /* Auto-negotiate now */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	struct net_device *netdev = pci_get_drvdata(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
		e100_down(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	netif_device_detach(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	pci_save_state(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
	if ((nic->flags & wol_magic) | e100_asf(nic)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
		/* enable reverse auto-negotiation */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		if (nic->phy == phy_82552_v) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
			u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
			                           E100_82552_SMARTSPEED);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
			mdio_write(netdev, nic->mii.phy_id,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
			           E100_82552_SMARTSPEED, smartspeed |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
			           E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		*enable_wake = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		*enable_wake = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
	pci_clear_master(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
static int __e100_power_off(struct pci_dev *pdev, bool wake)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
	if (wake)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
		return pci_prepare_to_sleep(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
	pci_wake_from_d3(pdev, false);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
	pci_set_power_state(pdev, PCI_D3hot);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
#ifdef CONFIG_PM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	bool wake;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
	__e100_shutdown(pdev, &wake);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	return __e100_power_off(pdev, wake);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
static int e100_resume(struct pci_dev *pdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	struct net_device *netdev = pci_get_drvdata(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	pci_set_power_state(pdev, PCI_D0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
	pci_restore_state(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	/* ack any pending wake events, disable PME */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
	pci_enable_wake(pdev, PCI_D0, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
	/* disable reverse auto-negotiation */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	if (nic->phy == phy_82552_v) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
		u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
		                           E100_82552_SMARTSPEED);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
		mdio_write(netdev, nic->mii.phy_id,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
		           E100_82552_SMARTSPEED,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
		           smartspeed & ~(E100_82552_REV_ANEG));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	netif_device_attach(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
	if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
		e100_up(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
#endif /* CONFIG_PM */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
static void e100_shutdown(struct pci_dev *pdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
	bool wake;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
	__e100_shutdown(pdev, &wake);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
	if (system_state == SYSTEM_POWER_OFF)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
		__e100_power_off(pdev, wake);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
/* ------------------ PCI Error Recovery infrastructure  -------------- */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
 * e100_io_error_detected - called when PCI error is detected.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
 * @pdev: Pointer to PCI device
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
 * @state: The current pci connection state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
static pci_ers_result_t e100_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	struct net_device *netdev = pci_get_drvdata(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	netif_device_detach(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
	if (state == pci_channel_io_perm_failure)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
		return PCI_ERS_RESULT_DISCONNECT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	if (netif_running(netdev))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
		e100_down(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
	pci_disable_device(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
	/* Request a slot reset. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
	return PCI_ERS_RESULT_NEED_RESET;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
 * e100_io_slot_reset - called after the pci bus has been reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
 * @pdev: Pointer to PCI device
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
 * Restart the card from scratch.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
static pci_ers_result_t e100_io_slot_reset(struct pci_dev *pdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
	struct net_device *netdev = pci_get_drvdata(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
	if (pci_enable_device(pdev)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
		pr_err("Cannot re-enable PCI device after reset\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		return PCI_ERS_RESULT_DISCONNECT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	pci_set_master(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
	/* Only one device per card can do a reset */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	if (0 != PCI_FUNC(pdev->devfn))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
		return PCI_ERS_RESULT_RECOVERED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	e100_hw_reset(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	e100_phy_init(nic);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	return PCI_ERS_RESULT_RECOVERED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
 * e100_io_resume - resume normal operations
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
 * @pdev: Pointer to PCI device
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
 * Resume normal operations after an error recovery
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
 * sequence has been completed.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
static void e100_io_resume(struct pci_dev *pdev)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
	struct net_device *netdev = pci_get_drvdata(pdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	struct nic *nic = netdev_priv(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
	/* ack any pending wake events, disable PME */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	pci_enable_wake(pdev, PCI_D0, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
	netif_device_attach(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
	if (netif_running(netdev)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
		e100_open(netdev);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
		mod_timer(&nic->watchdog, jiffies);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
static const struct pci_error_handlers e100_err_handler = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	.error_detected = e100_io_error_detected,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	.slot_reset = e100_io_slot_reset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
	.resume = e100_io_resume,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
static struct pci_driver e100_driver = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
	.name =         DRV_NAME,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
	.id_table =     e100_id_table,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	.probe =        e100_probe,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
	.remove =       e100_remove,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
#ifdef CONFIG_PM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	/* Power Management hooks */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	.suspend =      e100_suspend,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
	.resume =       e100_resume,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
#endif
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	.shutdown =     e100_shutdown,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	.err_handler = &e100_err_handler,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
static int __init e100_init_module(void)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
	if (((1 << debug) - 1) & NETIF_MSG_DRV) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
		pr_info("%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
		pr_info("%s\n", DRV_COPYRIGHT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	return pci_register_driver(&e100_driver);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
static void __exit e100_cleanup_module(void)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
	pci_unregister_driver(&e100_driver);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
module_init(e100_init_module);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
module_exit(e100_cleanup_module);