devices/8139too-2.6.31-orig.c
author Florian Pose <fp@igh-essen.com>
Mon, 16 May 2011 10:59:10 +0200
branchstable-1.5
changeset 2075 876b2482608e
parent 1579 326d47aa986c
permissions -rw-r--r--
Added 8139too driver for 2.6.32.
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/*
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	8139too.c: A RealTek RTL-8139 Fast Ethernet driver for Linux.
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	Maintained by Jeff Garzik <jgarzik@pobox.com>
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	Copyright 2000-2002 Jeff Garzik
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	Much code comes from Donald Becker's rtl8139.c driver,
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	versions 1.13 and older.  This driver was originally based
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	on rtl8139.c version 1.07.  Header of rtl8139.c version 1.13:
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	-----<snip>-----
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        	Written 1997-2001 by Donald Becker.
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		This software may be used and distributed according to the
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		terms of the GNU General Public License (GPL), incorporated
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		herein by reference.  Drivers based on or derived from this
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		code fall under the GPL and must retain the authorship,
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		copyright and license notice.  This file is not a complete
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		program and may only be used when the entire operating
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		system is licensed under the GPL.
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		This driver is for boards based on the RTL8129 and RTL8139
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		PCI ethernet chips.
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		The author may be reached as becker@scyld.com, or C/O Scyld
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		Computing Corporation 410 Severn Ave., Suite 210 Annapolis
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		MD 21403
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		Support and updates available at
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		http://www.scyld.com/network/rtl8139.html
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		Twister-tuning table provided by Kinston
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		<shangh@realtek.com.tw>.
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	-----<snip>-----
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	This software may be used and distributed according to the terms
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	of the GNU General Public License, incorporated herein by reference.
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	Contributors:
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		Donald Becker - he wrote the original driver, kudos to him!
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		(but please don't e-mail him for support, this isn't his driver)
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		Tigran Aivazian - bug fixes, skbuff free cleanup
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		Martin Mares - suggestions for PCI cleanup
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		David S. Miller - PCI DMA and softnet updates
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		Ernst Gill - fixes ported from BSD driver
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		Daniel Kobras - identified specific locations of
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			posted MMIO write bugginess
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		Gerard Sharp - bug fix, testing and feedback
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		David Ford - Rx ring wrap fix
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		Dan DeMaggio - swapped RTL8139 cards with me, and allowed me
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		to find and fix a crucial bug on older chipsets.
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		Donald Becker/Chris Butterworth/Marcus Westergren -
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		Noticed various Rx packet size-related buglets.
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		Santiago Garcia Mantinan - testing and feedback
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		Jens David - 2.2.x kernel backports
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		Martin Dennett - incredibly helpful insight on undocumented
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		features of the 8139 chips
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		Jean-Jacques Michel - bug fix
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		Tobias Ringström - Rx interrupt status checking suggestion
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		Andrew Morton - Clear blocked signals, avoid
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		buffer overrun setting current->comm.
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		Kalle Olavi Niemitalo - Wake-on-LAN ioctls
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		Robert Kuebel - Save kernel thread from dying on any signal.
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	Submitting bug reports:
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		"rtl8139-diag -mmmaaavvveefN" output
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		enable RTL8139_DEBUG below, and look at 'dmesg' or kernel log
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*/
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#define DRV_NAME	"8139too"
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#define DRV_VERSION	"0.9.28"
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/compiler.h>
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#include <linux/pci.h>
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#include <linux/init.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/rtnetlink.h>
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#include <linux/delay.h>
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#include <linux/ethtool.h>
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#include <linux/mii.h>
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#include <linux/completion.h>
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#include <linux/crc32.h>
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#include <linux/io.h>
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#include <linux/uaccess.h>
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#include <asm/irq.h>
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#define RTL8139_DRIVER_NAME   DRV_NAME " Fast Ethernet driver " DRV_VERSION
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#define PFX DRV_NAME ": "
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/* Default Message level */
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#define RTL8139_DEF_MSG_ENABLE   (NETIF_MSG_DRV   | \
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                                 NETIF_MSG_PROBE  | \
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                                 NETIF_MSG_LINK)
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/* define to 1, 2 or 3 to enable copious debugging info */
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#define RTL8139_DEBUG 0
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/* define to 1 to disable lightweight runtime debugging checks */
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#undef RTL8139_NDEBUG
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#ifdef RTL8139_NDEBUG
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#  define assert(expr) do {} while (0)
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#else
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#  define assert(expr) \
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        if(unlikely(!(expr))) {				        \
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        pr_err("Assertion failed! %s,%s,%s,line=%d\n",	\
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	#expr, __FILE__, __func__, __LINE__);			\
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        }
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#endif
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/* A few user-configurable values. */
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/* media options */
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#define MAX_UNITS 8
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static int media[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
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static int full_duplex[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
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/* Whether to use MMIO or PIO. Default to MMIO. */
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#ifdef CONFIG_8139TOO_PIO
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static int use_io = 1;
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#else
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static int use_io = 0;
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#endif
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/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
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   The RTL chips use a 64 element hash table based on the Ethernet CRC.  */
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static int multicast_filter_limit = 32;
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/* bitmapped message enable number */
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static int debug = -1;
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/*
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 * Receive ring size
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 * Warning: 64K ring has hardware issues and may lock up.
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 */
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#if defined(CONFIG_SH_DREAMCAST)
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#define RX_BUF_IDX 0	/* 8K ring */
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#else
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#define RX_BUF_IDX	2	/* 32K ring */
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#endif
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#define RX_BUF_LEN	(8192 << RX_BUF_IDX)
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#define RX_BUF_PAD	16
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#define RX_BUF_WRAP_PAD 2048 /* spare padding to handle lack of packet wrap */
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#if RX_BUF_LEN == 65536
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#define RX_BUF_TOT_LEN	RX_BUF_LEN
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#else
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#define RX_BUF_TOT_LEN	(RX_BUF_LEN + RX_BUF_PAD + RX_BUF_WRAP_PAD)
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#endif
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/* Number of Tx descriptor registers. */
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#define NUM_TX_DESC	4
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/* max supported ethernet frame size -- must be at least (dev->mtu+14+4).*/
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#define MAX_ETH_FRAME_SIZE	1536
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/* Size of the Tx bounce buffers -- must be at least (dev->mtu+14+4). */
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#define TX_BUF_SIZE	MAX_ETH_FRAME_SIZE
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#define TX_BUF_TOT_LEN	(TX_BUF_SIZE * NUM_TX_DESC)
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/* PCI Tuning Parameters
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   Threshold is bytes transferred to chip before transmission starts. */
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#define TX_FIFO_THRESH 256	/* In bytes, rounded down to 32 byte units. */
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/* The following settings are log_2(bytes)-4:  0 == 16 bytes .. 6==1024, 7==end of packet. */
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#define RX_FIFO_THRESH	7	/* Rx buffer level before first PCI xfer.  */
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#define RX_DMA_BURST	7	/* Maximum PCI burst, '6' is 1024 */
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#define TX_DMA_BURST	6	/* Maximum PCI burst, '6' is 1024 */
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#define TX_RETRY	8	/* 0-15.  retries = 16 + (TX_RETRY * 16) */
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/* Operational parameters that usually are not changed. */
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/* Time in jiffies before concluding the transmitter is hung. */
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#define TX_TIMEOUT  (6*HZ)
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enum {
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	HAS_MII_XCVR = 0x010000,
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	HAS_CHIP_XCVR = 0x020000,
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	HAS_LNK_CHNG = 0x040000,
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};
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#define RTL_NUM_STATS 4		/* number of ETHTOOL_GSTATS u64's */
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#define RTL_REGS_VER 1		/* version of reg. data in ETHTOOL_GREGS */
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#define RTL_MIN_IO_SIZE 0x80
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#define RTL8139B_IO_SIZE 256
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#define RTL8129_CAPS	HAS_MII_XCVR
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#define RTL8139_CAPS	(HAS_CHIP_XCVR|HAS_LNK_CHNG)
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typedef enum {
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	RTL8139 = 0,
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	RTL8129,
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} board_t;
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/* indexed by board_t, above */
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static const struct {
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	const char *name;
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	u32 hw_flags;
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} board_info[] __devinitdata = {
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	{ "RealTek RTL8139", RTL8139_CAPS },
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	{ "RealTek RTL8129", RTL8129_CAPS },
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};
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static struct pci_device_id rtl8139_pci_tbl[] = {
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	{0x10ec, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x10ec, 0x8138, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1113, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1500, 0x1360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x4033, 0x1360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1186, 0x1300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1186, 0x1340, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x13d1, 0xab06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1259, 0xa117, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1259, 0xa11e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x14ea, 0xab06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x14ea, 0xab07, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x11db, 0x1234, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1432, 0x9130, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x02ac, 0x1012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x018a, 0x0106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x126c, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x1743, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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	{0x021b, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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#ifdef CONFIG_SH_SECUREEDGE5410
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   256
	/* Bogus 8139 silicon reports 8129 without external PROM :-( */
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	{0x10ec, 0x8129, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 },
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   258
#endif
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#ifdef CONFIG_8139TOO_8129
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	{0x10ec, 0x8129, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8129 },
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   261
#endif
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   262
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	/* some crazy cards report invalid vendor ids like
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   264
	 * 0x0001 here.  The other ids are valid and constant,
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   265
	 * so we simply don't match on the main vendor id.
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   266
	 */
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   267
	{PCI_ANY_ID, 0x8139, 0x10ec, 0x8139, 0, 0, RTL8139 },
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	{PCI_ANY_ID, 0x8139, 0x1186, 0x1300, 0, 0, RTL8139 },
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	{PCI_ANY_ID, 0x8139, 0x13d1, 0xab06, 0, 0, RTL8139 },
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   270
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	{0,}
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   272
};
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MODULE_DEVICE_TABLE (pci, rtl8139_pci_tbl);
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   274
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static struct {
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	const char str[ETH_GSTRING_LEN];
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   277
} ethtool_stats_keys[] = {
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	{ "early_rx" },
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	{ "tx_buf_mapped" },
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	{ "tx_timeouts" },
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	{ "rx_lost_in_ring" },
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   282
};
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/* The rest of these values should never change. */
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   285
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/* Symbolic offsets to registers. */
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enum RTL8139_registers {
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	MAC0		= 0,	 /* Ethernet hardware address. */
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   289
	MAR0		= 8,	 /* Multicast filter. */
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	TxStatus0	= 0x10,	 /* Transmit status (Four 32bit registers). */
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   291
	TxAddr0		= 0x20,	 /* Tx descriptors (also four 32bit). */
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   292
	RxBuf		= 0x30,
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   293
	ChipCmd		= 0x37,
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   294
	RxBufPtr	= 0x38,
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   295
	RxBufAddr	= 0x3A,
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   296
	IntrMask	= 0x3C,
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   297
	IntrStatus	= 0x3E,
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   298
	TxConfig	= 0x40,
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   299
	RxConfig	= 0x44,
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   300
	Timer		= 0x48,	 /* A general-purpose counter. */
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   301
	RxMissed	= 0x4C,  /* 24 bits valid, write clears. */
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   302
	Cfg9346		= 0x50,
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   303
	Config0		= 0x51,
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   304
	Config1		= 0x52,
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   305
	TimerInt	= 0x54,
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   306
	MediaStatus	= 0x58,
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   307
	Config3		= 0x59,
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   308
	Config4		= 0x5A,	 /* absent on RTL-8139A */
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   309
	HltClk		= 0x5B,
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   310
	MultiIntr	= 0x5C,
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   311
	TxSummary	= 0x60,
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   312
	BasicModeCtrl	= 0x62,
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   313
	BasicModeStatus	= 0x64,
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   314
	NWayAdvert	= 0x66,
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   315
	NWayLPAR	= 0x68,
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   316
	NWayExpansion	= 0x6A,
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   317
	/* Undocumented registers, but required for proper operation. */
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   318
	FIFOTMS		= 0x70,	 /* FIFO Control and test. */
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   319
	CSCR		= 0x74,	 /* Chip Status and Configuration Register. */
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   320
	PARA78		= 0x78,
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   321
	FlashReg	= 0xD4,	/* Communication with Flash ROM, four bytes. */
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   322
	PARA7c		= 0x7c,	 /* Magic transceiver parameter register. */
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   323
	Config5		= 0xD8,	 /* absent on RTL-8139A */
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   324
};
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   325
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   326
enum ClearBitMasks {
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   327
	MultiIntrClear	= 0xF000,
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   328
	ChipCmdClear	= 0xE2,
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   329
	Config1Clear	= (1<<7)|(1<<6)|(1<<3)|(1<<2)|(1<<1),
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   330
};
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   331
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   332
enum ChipCmdBits {
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   333
	CmdReset	= 0x10,
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   334
	CmdRxEnb	= 0x08,
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   335
	CmdTxEnb	= 0x04,
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   336
	RxBufEmpty	= 0x01,
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   337
};
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   338
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   339
/* Interrupt register bits, using my own meaningful names. */
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   340
enum IntrStatusBits {
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   341
	PCIErr		= 0x8000,
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   342
	PCSTimeout	= 0x4000,
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   343
	RxFIFOOver	= 0x40,
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   344
	RxUnderrun	= 0x20,
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   345
	RxOverflow	= 0x10,
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   346
	TxErr		= 0x08,
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   347
	TxOK		= 0x04,
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   348
	RxErr		= 0x02,
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   349
	RxOK		= 0x01,
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   350
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   351
	RxAckBits	= RxFIFOOver | RxOverflow | RxOK,
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   352
};
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   353
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   354
enum TxStatusBits {
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   355
	TxHostOwns	= 0x2000,
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diff changeset
   356
	TxUnderrun	= 0x4000,
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   357
	TxStatOK	= 0x8000,
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   358
	TxOutOfWindow	= 0x20000000,
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   359
	TxAborted	= 0x40000000,
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diff changeset
   360
	TxCarrierLost	= 0x80000000,
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diff changeset
   361
};
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diff changeset
   362
enum RxStatusBits {
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diff changeset
   363
	RxMulticast	= 0x8000,
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diff changeset
   364
	RxPhysical	= 0x4000,
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diff changeset
   365
	RxBroadcast	= 0x2000,
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diff changeset
   366
	RxBadSymbol	= 0x0020,
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   367
	RxRunt		= 0x0010,
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diff changeset
   368
	RxTooLong	= 0x0008,
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diff changeset
   369
	RxCRCErr	= 0x0004,
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diff changeset
   370
	RxBadAlign	= 0x0002,
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diff changeset
   371
	RxStatusOK	= 0x0001,
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diff changeset
   372
};
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diff changeset
   373
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diff changeset
   374
/* Bits in RxConfig. */
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   375
enum rx_mode_bits {
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diff changeset
   376
	AcceptErr	= 0x20,
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diff changeset
   377
	AcceptRunt	= 0x10,
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parents:
diff changeset
   378
	AcceptBroadcast	= 0x08,
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diff changeset
   379
	AcceptMulticast	= 0x04,
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parents:
diff changeset
   380
	AcceptMyPhys	= 0x02,
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parents:
diff changeset
   381
	AcceptAllPhys	= 0x01,
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parents:
diff changeset
   382
};
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parents:
diff changeset
   383
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parents:
diff changeset
   384
/* Bits in TxConfig. */
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diff changeset
   385
enum tx_config_bits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   386
        /* Interframe Gap Time. Only TxIFG96 doesn't violate IEEE 802.3 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   387
        TxIFGShift	= 24,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   388
        TxIFG84		= (0 << TxIFGShift), /* 8.4us / 840ns (10 / 100Mbps) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   389
        TxIFG88		= (1 << TxIFGShift), /* 8.8us / 880ns (10 / 100Mbps) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   390
        TxIFG92		= (2 << TxIFGShift), /* 9.2us / 920ns (10 / 100Mbps) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   391
        TxIFG96		= (3 << TxIFGShift), /* 9.6us / 960ns (10 / 100Mbps) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   392
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   393
	TxLoopBack	= (1 << 18) | (1 << 17), /* enable loopback test mode */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   394
	TxCRC		= (1 << 16),	/* DISABLE Tx pkt CRC append */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   395
	TxClearAbt	= (1 << 0),	/* Clear abort (WO) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   396
	TxDMAShift	= 8, /* DMA burst value (0-7) is shifted X many bits */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   397
	TxRetryShift	= 4, /* TXRR value (0-15) is shifted X many bits */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   398
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   399
	TxVersionMask	= 0x7C800000, /* mask out version bits 30-26, 23 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   400
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   401
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   402
/* Bits in Config1 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   403
enum Config1Bits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   404
	Cfg1_PM_Enable	= 0x01,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   405
	Cfg1_VPD_Enable	= 0x02,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   406
	Cfg1_PIO	= 0x04,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   407
	Cfg1_MMIO	= 0x08,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   408
	LWAKE		= 0x10,		/* not on 8139, 8139A */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   409
	Cfg1_Driver_Load = 0x20,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   410
	Cfg1_LED0	= 0x40,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   411
	Cfg1_LED1	= 0x80,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   412
	SLEEP		= (1 << 1),	/* only on 8139, 8139A */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   413
	PWRDN		= (1 << 0),	/* only on 8139, 8139A */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   414
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   415
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   416
/* Bits in Config3 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   417
enum Config3Bits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   418
	Cfg3_FBtBEn   	= (1 << 0), /* 1	= Fast Back to Back */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   419
	Cfg3_FuncRegEn	= (1 << 1), /* 1	= enable CardBus Function registers */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   420
	Cfg3_CLKRUN_En	= (1 << 2), /* 1	= enable CLKRUN */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   421
	Cfg3_CardB_En 	= (1 << 3), /* 1	= enable CardBus registers */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   422
	Cfg3_LinkUp   	= (1 << 4), /* 1	= wake up on link up */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   423
	Cfg3_Magic    	= (1 << 5), /* 1	= wake up on Magic Packet (tm) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   424
	Cfg3_PARM_En  	= (1 << 6), /* 0	= software can set twister parameters */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   425
	Cfg3_GNTSel   	= (1 << 7), /* 1	= delay 1 clock from PCI GNT signal */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   426
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   427
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   428
/* Bits in Config4 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   429
enum Config4Bits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   430
	LWPTN	= (1 << 2),	/* not on 8139, 8139A */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   431
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   432
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   433
/* Bits in Config5 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   434
enum Config5Bits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   435
	Cfg5_PME_STS   	= (1 << 0), /* 1	= PCI reset resets PME_Status */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   436
	Cfg5_LANWake   	= (1 << 1), /* 1	= enable LANWake signal */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   437
	Cfg5_LDPS      	= (1 << 2), /* 0	= save power when link is down */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   438
	Cfg5_FIFOAddrPtr= (1 << 3), /* Realtek internal SRAM testing */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   439
	Cfg5_UWF        = (1 << 4), /* 1 = accept unicast wakeup frame */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   440
	Cfg5_MWF        = (1 << 5), /* 1 = accept multicast wakeup frame */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   441
	Cfg5_BWF        = (1 << 6), /* 1 = accept broadcast wakeup frame */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   442
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   443
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   444
enum RxConfigBits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   445
	/* rx fifo threshold */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   446
	RxCfgFIFOShift	= 13,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   447
	RxCfgFIFONone	= (7 << RxCfgFIFOShift),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   448
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   449
	/* Max DMA burst */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   450
	RxCfgDMAShift	= 8,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   451
	RxCfgDMAUnlimited = (7 << RxCfgDMAShift),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   452
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   453
	/* rx ring buffer length */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   454
	RxCfgRcv8K	= 0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   455
	RxCfgRcv16K	= (1 << 11),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   456
	RxCfgRcv32K	= (1 << 12),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   457
	RxCfgRcv64K	= (1 << 11) | (1 << 12),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   458
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   459
	/* Disable packet wrap at end of Rx buffer. (not possible with 64k) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   460
	RxNoWrap	= (1 << 7),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   461
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   462
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   463
/* Twister tuning parameters from RealTek.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   464
   Completely undocumented, but required to tune bad links on some boards. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   465
enum CSCRBits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   466
	CSCR_LinkOKBit		= 0x0400,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   467
	CSCR_LinkChangeBit	= 0x0800,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   468
	CSCR_LinkStatusBits	= 0x0f000,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   469
	CSCR_LinkDownOffCmd	= 0x003c0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   470
	CSCR_LinkDownCmd	= 0x0f3c0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   471
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   472
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   473
enum Cfg9346Bits {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   474
	Cfg9346_Lock	= 0x00,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   475
	Cfg9346_Unlock	= 0xC0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   476
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   477
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   478
typedef enum {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   479
	CH_8139	= 0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   480
	CH_8139_K,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   481
	CH_8139A,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   482
	CH_8139A_G,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   483
	CH_8139B,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   484
	CH_8130,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   485
	CH_8139C,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   486
	CH_8100,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   487
	CH_8100B_8139D,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   488
	CH_8101,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   489
} chip_t;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   490
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   491
enum chip_flags {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   492
	HasHltClk	= (1 << 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   493
	HasLWake	= (1 << 1),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   494
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   495
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   496
#define HW_REVID(b30, b29, b28, b27, b26, b23, b22) \
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   497
	(b30<<30 | b29<<29 | b28<<28 | b27<<27 | b26<<26 | b23<<23 | b22<<22)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   498
#define HW_REVID_MASK	HW_REVID(1, 1, 1, 1, 1, 1, 1)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   499
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   500
/* directly indexed by chip_t, above */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   501
static const struct {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   502
	const char *name;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   503
	u32 version; /* from RTL8139C/RTL8139D docs */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   504
	u32 flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   505
} rtl_chip_info[] = {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   506
	{ "RTL-8139",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   507
	  HW_REVID(1, 0, 0, 0, 0, 0, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   508
	  HasHltClk,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   509
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   510
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   511
	{ "RTL-8139 rev K",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   512
	  HW_REVID(1, 1, 0, 0, 0, 0, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   513
	  HasHltClk,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   514
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   515
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   516
	{ "RTL-8139A",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   517
	  HW_REVID(1, 1, 1, 0, 0, 0, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   518
	  HasHltClk, /* XXX undocumented? */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   519
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   520
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   521
	{ "RTL-8139A rev G",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   522
	  HW_REVID(1, 1, 1, 0, 0, 1, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   523
	  HasHltClk, /* XXX undocumented? */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   524
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   525
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   526
	{ "RTL-8139B",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   527
	  HW_REVID(1, 1, 1, 1, 0, 0, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   528
	  HasLWake,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   529
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   530
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   531
	{ "RTL-8130",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   532
	  HW_REVID(1, 1, 1, 1, 1, 0, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   533
	  HasLWake,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   534
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   535
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   536
	{ "RTL-8139C",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   537
	  HW_REVID(1, 1, 1, 0, 1, 0, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   538
	  HasLWake,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   539
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   540
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   541
	{ "RTL-8100",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   542
	  HW_REVID(1, 1, 1, 1, 0, 1, 0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   543
 	  HasLWake,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   544
 	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   545
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   546
	{ "RTL-8100B/8139D",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   547
	  HW_REVID(1, 1, 1, 0, 1, 0, 1),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   548
	  HasHltClk /* XXX undocumented? */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   549
	| HasLWake,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   550
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   551
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   552
	{ "RTL-8101",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   553
	  HW_REVID(1, 1, 1, 0, 1, 1, 1),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   554
	  HasLWake,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   555
	},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   556
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   557
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   558
struct rtl_extra_stats {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   559
	unsigned long early_rx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   560
	unsigned long tx_buf_mapped;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   561
	unsigned long tx_timeouts;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   562
	unsigned long rx_lost_in_ring;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   563
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   564
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   565
struct rtl8139_private {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   566
	void __iomem		*mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   567
	int			drv_flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   568
	struct pci_dev		*pci_dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   569
	u32			msg_enable;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   570
	struct napi_struct	napi;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   571
	struct net_device	*dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   572
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   573
	unsigned char		*rx_ring;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   574
	unsigned int		cur_rx;	/* RX buf index of next pkt */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   575
	dma_addr_t		rx_ring_dma;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   576
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   577
	unsigned int		tx_flag;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   578
	unsigned long		cur_tx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   579
	unsigned long		dirty_tx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   580
	unsigned char		*tx_buf[NUM_TX_DESC];	/* Tx bounce buffers */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   581
	unsigned char		*tx_bufs;	/* Tx bounce buffer region. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   582
	dma_addr_t		tx_bufs_dma;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   583
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   584
	signed char		phys[4];	/* MII device addresses. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   585
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   586
				/* Twister tune state. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   587
	char			twistie, twist_row, twist_col;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   588
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   589
	unsigned int		watchdog_fired : 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   590
	unsigned int		default_port : 4; /* Last dev->if_port value. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   591
	unsigned int		have_thread : 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   592
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   593
	spinlock_t		lock;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   594
	spinlock_t		rx_lock;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   595
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   596
	chip_t			chipset;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   597
	u32			rx_config;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   598
	struct rtl_extra_stats	xstats;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   599
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   600
	struct delayed_work	thread;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   601
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   602
	struct mii_if_info	mii;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   603
	unsigned int		regs_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   604
	unsigned long		fifo_copy_timeout;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   605
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   606
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   607
MODULE_AUTHOR ("Jeff Garzik <jgarzik@pobox.com>");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   608
MODULE_DESCRIPTION ("RealTek RTL-8139 Fast Ethernet driver");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   609
MODULE_LICENSE("GPL");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   610
MODULE_VERSION(DRV_VERSION);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   611
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   612
module_param(use_io, int, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   613
MODULE_PARM_DESC(use_io, "Force use of I/O access mode. 0=MMIO 1=PIO");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   614
module_param(multicast_filter_limit, int, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   615
module_param_array(media, int, NULL, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   616
module_param_array(full_duplex, int, NULL, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   617
module_param(debug, int, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   618
MODULE_PARM_DESC (debug, "8139too bitmapped message enable number");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   619
MODULE_PARM_DESC (multicast_filter_limit, "8139too maximum number of filtered multicast addresses");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   620
MODULE_PARM_DESC (media, "8139too: Bits 4+9: force full duplex, bit 5: 100Mbps");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   621
MODULE_PARM_DESC (full_duplex, "8139too: Force full duplex for board(s) (1)");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   622
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   623
static int read_eeprom (void __iomem *ioaddr, int location, int addr_len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   624
static int rtl8139_open (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   625
static int mdio_read (struct net_device *dev, int phy_id, int location);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   626
static void mdio_write (struct net_device *dev, int phy_id, int location,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   627
			int val);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   628
static void rtl8139_start_thread(struct rtl8139_private *tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   629
static void rtl8139_tx_timeout (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   630
static void rtl8139_init_ring (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   631
static int rtl8139_start_xmit (struct sk_buff *skb,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   632
			       struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   633
#ifdef CONFIG_NET_POLL_CONTROLLER
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   634
static void rtl8139_poll_controller(struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   635
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   636
static int rtl8139_set_mac_address(struct net_device *dev, void *p);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   637
static int rtl8139_poll(struct napi_struct *napi, int budget);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   638
static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   639
static int rtl8139_close (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   640
static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   641
static struct net_device_stats *rtl8139_get_stats (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   642
static void rtl8139_set_rx_mode (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   643
static void __set_rx_mode (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   644
static void rtl8139_hw_start (struct net_device *dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   645
static void rtl8139_thread (struct work_struct *work);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   646
static void rtl8139_tx_timeout_task(struct work_struct *work);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   647
static const struct ethtool_ops rtl8139_ethtool_ops;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   648
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   649
/* write MMIO register, with flush */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   650
/* Flush avoids rtl8139 bug w/ posted MMIO writes */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   651
#define RTL_W8_F(reg, val8)	do { iowrite8 ((val8), ioaddr + (reg)); ioread8 (ioaddr + (reg)); } while (0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   652
#define RTL_W16_F(reg, val16)	do { iowrite16 ((val16), ioaddr + (reg)); ioread16 (ioaddr + (reg)); } while (0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   653
#define RTL_W32_F(reg, val32)	do { iowrite32 ((val32), ioaddr + (reg)); ioread32 (ioaddr + (reg)); } while (0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   654
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   655
/* write MMIO register */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   656
#define RTL_W8(reg, val8)	iowrite8 ((val8), ioaddr + (reg))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   657
#define RTL_W16(reg, val16)	iowrite16 ((val16), ioaddr + (reg))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   658
#define RTL_W32(reg, val32)	iowrite32 ((val32), ioaddr + (reg))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   659
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   660
/* read MMIO register */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   661
#define RTL_R8(reg)		ioread8 (ioaddr + (reg))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   662
#define RTL_R16(reg)		ioread16 (ioaddr + (reg))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   663
#define RTL_R32(reg)		((unsigned long) ioread32 (ioaddr + (reg)))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   664
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   665
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   666
static const u16 rtl8139_intr_mask =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   667
	PCIErr | PCSTimeout | RxUnderrun | RxOverflow | RxFIFOOver |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   668
	TxErr | TxOK | RxErr | RxOK;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   669
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   670
static const u16 rtl8139_norx_intr_mask =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   671
	PCIErr | PCSTimeout | RxUnderrun |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   672
	TxErr | TxOK | RxErr ;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   673
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   674
#if RX_BUF_IDX == 0
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   675
static const unsigned int rtl8139_rx_config =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   676
	RxCfgRcv8K | RxNoWrap |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   677
	(RX_FIFO_THRESH << RxCfgFIFOShift) |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   678
	(RX_DMA_BURST << RxCfgDMAShift);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   679
#elif RX_BUF_IDX == 1
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   680
static const unsigned int rtl8139_rx_config =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   681
	RxCfgRcv16K | RxNoWrap |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   682
	(RX_FIFO_THRESH << RxCfgFIFOShift) |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   683
	(RX_DMA_BURST << RxCfgDMAShift);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   684
#elif RX_BUF_IDX == 2
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   685
static const unsigned int rtl8139_rx_config =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   686
	RxCfgRcv32K | RxNoWrap |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   687
	(RX_FIFO_THRESH << RxCfgFIFOShift) |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   688
	(RX_DMA_BURST << RxCfgDMAShift);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   689
#elif RX_BUF_IDX == 3
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   690
static const unsigned int rtl8139_rx_config =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   691
	RxCfgRcv64K |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   692
	(RX_FIFO_THRESH << RxCfgFIFOShift) |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   693
	(RX_DMA_BURST << RxCfgDMAShift);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   694
#else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   695
#error "Invalid configuration for 8139_RXBUF_IDX"
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   696
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   697
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   698
static const unsigned int rtl8139_tx_config =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   699
	TxIFG96 | (TX_DMA_BURST << TxDMAShift) | (TX_RETRY << TxRetryShift);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   700
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   701
static void __rtl8139_cleanup_dev (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   702
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   703
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   704
	struct pci_dev *pdev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   705
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   706
	assert (dev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   707
	assert (tp->pci_dev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   708
	pdev = tp->pci_dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   709
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   710
	if (tp->mmio_addr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   711
		pci_iounmap (pdev, tp->mmio_addr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   712
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   713
	/* it's ok to call this even if we have no regions to free */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   714
	pci_release_regions (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   715
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   716
	free_netdev(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   717
	pci_set_drvdata (pdev, NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   718
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   719
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   720
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   721
static void rtl8139_chip_reset (void __iomem *ioaddr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   722
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   723
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   724
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   725
	/* Soft reset the chip. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   726
	RTL_W8 (ChipCmd, CmdReset);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   727
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   728
	/* Check that the chip has finished the reset. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   729
	for (i = 1000; i > 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   730
		barrier();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   731
		if ((RTL_R8 (ChipCmd) & CmdReset) == 0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   732
			break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   733
		udelay (10);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   734
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   735
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   736
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   737
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   738
static __devinit struct net_device * rtl8139_init_board (struct pci_dev *pdev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   739
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   740
	void __iomem *ioaddr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   741
	struct net_device *dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   742
	struct rtl8139_private *tp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   743
	u8 tmp8;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   744
	int rc, disable_dev_on_err = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   745
	unsigned int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   746
	unsigned long pio_start, pio_end, pio_flags, pio_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   747
	unsigned long mmio_start, mmio_end, mmio_flags, mmio_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   748
	u32 version;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   749
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   750
	assert (pdev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   751
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   752
	/* dev and priv zeroed in alloc_etherdev */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   753
	dev = alloc_etherdev (sizeof (*tp));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   754
	if (dev == NULL) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   755
		dev_err(&pdev->dev, "Unable to alloc new net device\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   756
		return ERR_PTR(-ENOMEM);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   757
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   758
	SET_NETDEV_DEV(dev, &pdev->dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   759
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   760
	tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   761
	tp->pci_dev = pdev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   762
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   763
	/* enable device (incl. PCI PM wakeup and hotplug setup) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   764
	rc = pci_enable_device (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   765
	if (rc)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   766
		goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   767
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   768
	pio_start = pci_resource_start (pdev, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   769
	pio_end = pci_resource_end (pdev, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   770
	pio_flags = pci_resource_flags (pdev, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   771
	pio_len = pci_resource_len (pdev, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   772
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   773
	mmio_start = pci_resource_start (pdev, 1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   774
	mmio_end = pci_resource_end (pdev, 1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   775
	mmio_flags = pci_resource_flags (pdev, 1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   776
	mmio_len = pci_resource_len (pdev, 1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   777
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   778
	/* set this immediately, we need to know before
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   779
	 * we talk to the chip directly */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   780
	pr_debug("PIO region size == 0x%02lX\n", pio_len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   781
	pr_debug("MMIO region size == 0x%02lX\n", mmio_len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   782
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   783
retry:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   784
	if (use_io) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   785
		/* make sure PCI base addr 0 is PIO */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   786
		if (!(pio_flags & IORESOURCE_IO)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   787
			dev_err(&pdev->dev, "region #0 not a PIO resource, aborting\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   788
			rc = -ENODEV;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   789
			goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   790
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   791
		/* check for weird/broken PCI region reporting */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   792
		if (pio_len < RTL_MIN_IO_SIZE) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   793
			dev_err(&pdev->dev, "Invalid PCI I/O region size(s), aborting\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   794
			rc = -ENODEV;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   795
			goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   796
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   797
	} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   798
		/* make sure PCI base addr 1 is MMIO */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   799
		if (!(mmio_flags & IORESOURCE_MEM)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   800
			dev_err(&pdev->dev, "region #1 not an MMIO resource, aborting\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   801
			rc = -ENODEV;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   802
			goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   803
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   804
		if (mmio_len < RTL_MIN_IO_SIZE) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   805
			dev_err(&pdev->dev, "Invalid PCI mem region size(s), aborting\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   806
			rc = -ENODEV;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   807
			goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   808
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   809
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   810
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   811
	rc = pci_request_regions (pdev, DRV_NAME);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   812
	if (rc)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   813
		goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   814
	disable_dev_on_err = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   815
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   816
	/* enable PCI bus-mastering */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   817
	pci_set_master (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   818
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   819
	if (use_io) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   820
		ioaddr = pci_iomap(pdev, 0, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   821
		if (!ioaddr) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   822
			dev_err(&pdev->dev, "cannot map PIO, aborting\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   823
			rc = -EIO;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   824
			goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   825
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   826
		dev->base_addr = pio_start;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   827
		tp->regs_len = pio_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   828
	} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   829
		/* ioremap MMIO region */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   830
		ioaddr = pci_iomap(pdev, 1, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   831
		if (ioaddr == NULL) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   832
			dev_err(&pdev->dev, "cannot remap MMIO, trying PIO\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   833
			pci_release_regions(pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   834
			use_io = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   835
			goto retry;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   836
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   837
		dev->base_addr = (long) ioaddr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   838
		tp->regs_len = mmio_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   839
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   840
	tp->mmio_addr = ioaddr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   841
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   842
	/* Bring old chips out of low-power mode. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   843
	RTL_W8 (HltClk, 'R');
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   844
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   845
	/* check for missing/broken hardware */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   846
	if (RTL_R32 (TxConfig) == 0xFFFFFFFF) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   847
		dev_err(&pdev->dev, "Chip not responding, ignoring board\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   848
		rc = -EIO;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   849
		goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   850
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   851
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   852
	/* identify chip attached to board */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   853
	version = RTL_R32 (TxConfig) & HW_REVID_MASK;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   854
	for (i = 0; i < ARRAY_SIZE (rtl_chip_info); i++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   855
		if (version == rtl_chip_info[i].version) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   856
			tp->chipset = i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   857
			goto match;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   858
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   859
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   860
	/* if unknown chip, assume array element #0, original RTL-8139 in this case */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   861
	dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   862
	dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   863
	tp->chipset = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   864
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   865
match:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   866
	pr_debug("chipset id (%d) == index %d, '%s'\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   867
		 version, i, rtl_chip_info[i].name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   868
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   869
	if (tp->chipset >= CH_8139B) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   870
		u8 new_tmp8 = tmp8 = RTL_R8 (Config1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   871
		pr_debug("PCI PM wakeup\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   872
		if ((rtl_chip_info[tp->chipset].flags & HasLWake) &&
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   873
		    (tmp8 & LWAKE))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   874
			new_tmp8 &= ~LWAKE;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   875
		new_tmp8 |= Cfg1_PM_Enable;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   876
		if (new_tmp8 != tmp8) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   877
			RTL_W8 (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   878
			RTL_W8 (Config1, tmp8);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   879
			RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   880
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   881
		if (rtl_chip_info[tp->chipset].flags & HasLWake) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   882
			tmp8 = RTL_R8 (Config4);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   883
			if (tmp8 & LWPTN) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   884
				RTL_W8 (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   885
				RTL_W8 (Config4, tmp8 & ~LWPTN);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   886
				RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   887
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   888
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   889
	} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   890
		pr_debug("Old chip wakeup\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   891
		tmp8 = RTL_R8 (Config1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   892
		tmp8 &= ~(SLEEP | PWRDN);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   893
		RTL_W8 (Config1, tmp8);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   894
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   895
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   896
	rtl8139_chip_reset (ioaddr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   897
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   898
	return dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   899
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   900
err_out:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   901
	__rtl8139_cleanup_dev (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   902
	if (disable_dev_on_err)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   903
		pci_disable_device (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   904
	return ERR_PTR(rc);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   905
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   906
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   907
static const struct net_device_ops rtl8139_netdev_ops = {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   908
	.ndo_open		= rtl8139_open,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   909
	.ndo_stop		= rtl8139_close,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   910
	.ndo_get_stats		= rtl8139_get_stats,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   911
	.ndo_change_mtu		= eth_change_mtu,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   912
	.ndo_validate_addr	= eth_validate_addr,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   913
	.ndo_set_mac_address 	= rtl8139_set_mac_address,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   914
	.ndo_start_xmit		= rtl8139_start_xmit,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   915
	.ndo_set_multicast_list	= rtl8139_set_rx_mode,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   916
	.ndo_do_ioctl		= netdev_ioctl,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   917
	.ndo_tx_timeout		= rtl8139_tx_timeout,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   918
#ifdef CONFIG_NET_POLL_CONTROLLER
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   919
	.ndo_poll_controller	= rtl8139_poll_controller,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   920
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   921
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   922
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   923
static int __devinit rtl8139_init_one (struct pci_dev *pdev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   924
				       const struct pci_device_id *ent)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   925
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   926
	struct net_device *dev = NULL;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   927
	struct rtl8139_private *tp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   928
	int i, addr_len, option;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   929
	void __iomem *ioaddr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   930
	static int board_idx = -1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   931
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   932
	assert (pdev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   933
	assert (ent != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   934
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   935
	board_idx++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   936
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   937
	/* when we're built into the kernel, the driver version message
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   938
	 * is only printed if at least one 8139 board has been found
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   939
	 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   940
#ifndef MODULE
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   941
	{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   942
		static int printed_version;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   943
		if (!printed_version++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   944
			pr_info(RTL8139_DRIVER_NAME "\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   945
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   946
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   947
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   948
	if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   949
	    pdev->device == PCI_DEVICE_ID_REALTEK_8139 && pdev->revision >= 0x20) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   950
		dev_info(&pdev->dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   951
			   "This (id %04x:%04x rev %02x) is an enhanced 8139C+ chip, use 8139cp\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   952
		       	   pdev->vendor, pdev->device, pdev->revision);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   953
		return -ENODEV;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   954
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   955
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   956
	if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   957
	    pdev->device == PCI_DEVICE_ID_REALTEK_8139 &&
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   958
	    pdev->subsystem_vendor == PCI_VENDOR_ID_ATHEROS &&
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   959
	    pdev->subsystem_device == PCI_DEVICE_ID_REALTEK_8139) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   960
		pr_info("8139too: OQO Model 2 detected. Forcing PIO\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   961
		use_io = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   962
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   963
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   964
	dev = rtl8139_init_board (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   965
	if (IS_ERR(dev))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   966
		return PTR_ERR(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   967
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   968
	assert (dev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   969
	tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   970
	tp->dev = dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   971
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   972
	ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   973
	assert (ioaddr != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   974
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   975
	addr_len = read_eeprom (ioaddr, 0, 8) == 0x8129 ? 8 : 6;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   976
	for (i = 0; i < 3; i++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   977
		((__le16 *) (dev->dev_addr))[i] =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   978
		    cpu_to_le16(read_eeprom (ioaddr, i + 7, addr_len));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   979
	memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   980
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   981
	/* The Rtl8139-specific entries in the device structure. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   982
	dev->netdev_ops = &rtl8139_netdev_ops;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   983
	dev->ethtool_ops = &rtl8139_ethtool_ops;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   984
	dev->watchdog_timeo = TX_TIMEOUT;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   985
	netif_napi_add(dev, &tp->napi, rtl8139_poll, 64);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   986
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   987
	/* note: the hardware is not capable of sg/csum/highdma, however
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   988
	 * through the use of skb_copy_and_csum_dev we enable these
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   989
	 * features
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   990
	 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   991
	dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   992
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   993
	dev->irq = pdev->irq;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   994
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   995
	/* tp zeroed and aligned in alloc_etherdev */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   996
	tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   997
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   998
	/* note: tp->chipset set in rtl8139_init_board */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
   999
	tp->drv_flags = board_info[ent->driver_data].hw_flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1000
	tp->mmio_addr = ioaddr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1001
	tp->msg_enable =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1002
		(debug < 0 ? RTL8139_DEF_MSG_ENABLE : ((1 << debug) - 1));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1003
	spin_lock_init (&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1004
	spin_lock_init (&tp->rx_lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1005
	INIT_DELAYED_WORK(&tp->thread, rtl8139_thread);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1006
	tp->mii.dev = dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1007
	tp->mii.mdio_read = mdio_read;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1008
	tp->mii.mdio_write = mdio_write;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1009
	tp->mii.phy_id_mask = 0x3f;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1010
	tp->mii.reg_num_mask = 0x1f;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1011
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1012
	/* dev is fully set up and ready to use now */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1013
	pr_debug("about to register device named %s (%p)...\n", dev->name, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1014
	i = register_netdev (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1015
	if (i) goto err_out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1016
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1017
	pci_set_drvdata (pdev, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1018
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1019
	pr_info("%s: %s at 0x%lx, %pM, IRQ %d\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1020
		dev->name,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1021
		board_info[ent->driver_data].name,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1022
		dev->base_addr,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1023
		dev->dev_addr,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1024
		dev->irq);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1025
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1026
	pr_debug("%s:  Identified 8139 chip type '%s'\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1027
		dev->name, rtl_chip_info[tp->chipset].name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1028
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1029
	/* Find the connected MII xcvrs.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1030
	   Doing this in open() would allow detecting external xcvrs later, but
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1031
	   takes too much time. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1032
#ifdef CONFIG_8139TOO_8129
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1033
	if (tp->drv_flags & HAS_MII_XCVR) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1034
		int phy, phy_idx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1035
		for (phy = 0; phy < 32 && phy_idx < sizeof(tp->phys); phy++) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1036
			int mii_status = mdio_read(dev, phy, 1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1037
			if (mii_status != 0xffff  &&  mii_status != 0x0000) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1038
				u16 advertising = mdio_read(dev, phy, 4);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1039
				tp->phys[phy_idx++] = phy;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1040
				pr_info("%s: MII transceiver %d status 0x%4.4x advertising %4.4x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1041
					   dev->name, phy, mii_status, advertising);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1042
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1043
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1044
		if (phy_idx == 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1045
			pr_info("%s: No MII transceivers found! Assuming SYM transceiver.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1046
				   dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1047
			tp->phys[0] = 32;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1048
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1049
	} else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1050
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1051
		tp->phys[0] = 32;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1052
	tp->mii.phy_id = tp->phys[0];
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1053
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1054
	/* The lower four bits are the media type. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1055
	option = (board_idx >= MAX_UNITS) ? 0 : media[board_idx];
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1056
	if (option > 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1057
		tp->mii.full_duplex = (option & 0x210) ? 1 : 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1058
		tp->default_port = option & 0xFF;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1059
		if (tp->default_port)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1060
			tp->mii.force_media = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1061
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1062
	if (board_idx < MAX_UNITS  &&  full_duplex[board_idx] > 0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1063
		tp->mii.full_duplex = full_duplex[board_idx];
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1064
	if (tp->mii.full_duplex) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1065
		pr_info("%s: Media type forced to Full Duplex.\n", dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1066
		/* Changing the MII-advertised media because might prevent
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1067
		   re-connection. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1068
		tp->mii.force_media = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1069
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1070
	if (tp->default_port) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1071
		pr_info("  Forcing %dMbps %s-duplex operation.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1072
			   (option & 0x20 ? 100 : 10),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1073
			   (option & 0x10 ? "full" : "half"));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1074
		mdio_write(dev, tp->phys[0], 0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1075
				   ((option & 0x20) ? 0x2000 : 0) | 	/* 100Mbps? */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1076
				   ((option & 0x10) ? 0x0100 : 0)); /* Full duplex? */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1077
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1078
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1079
	/* Put the chip into low-power mode. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1080
	if (rtl_chip_info[tp->chipset].flags & HasHltClk)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1081
		RTL_W8 (HltClk, 'H');	/* 'R' would leave the clock running. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1082
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1083
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1084
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1085
err_out:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1086
	__rtl8139_cleanup_dev (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1087
	pci_disable_device (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1088
	return i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1089
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1090
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1091
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1092
static void __devexit rtl8139_remove_one (struct pci_dev *pdev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1093
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1094
	struct net_device *dev = pci_get_drvdata (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1095
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1096
	assert (dev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1097
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1098
	flush_scheduled_work();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1099
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1100
	unregister_netdev (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1101
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1102
	__rtl8139_cleanup_dev (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1103
	pci_disable_device (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1104
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1105
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1106
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1107
/* Serial EEPROM section. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1108
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1109
/*  EEPROM_Ctrl bits. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1110
#define EE_SHIFT_CLK	0x04	/* EEPROM shift clock. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1111
#define EE_CS			0x08	/* EEPROM chip select. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1112
#define EE_DATA_WRITE	0x02	/* EEPROM chip data in. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1113
#define EE_WRITE_0		0x00
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1114
#define EE_WRITE_1		0x02
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1115
#define EE_DATA_READ	0x01	/* EEPROM chip data out. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1116
#define EE_ENB			(0x80 | EE_CS)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1117
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1118
/* Delay between EEPROM clock transitions.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1119
   No extra delay is needed with 33Mhz PCI, but 66Mhz may change this.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1120
 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1121
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1122
#define eeprom_delay()	(void)RTL_R32(Cfg9346)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1123
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1124
/* The EEPROM commands include the alway-set leading bit. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1125
#define EE_WRITE_CMD	(5)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1126
#define EE_READ_CMD		(6)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1127
#define EE_ERASE_CMD	(7)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1128
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1129
static int __devinit read_eeprom (void __iomem *ioaddr, int location, int addr_len)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1130
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1131
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1132
	unsigned retval = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1133
	int read_cmd = location | (EE_READ_CMD << addr_len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1134
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1135
	RTL_W8 (Cfg9346, EE_ENB & ~EE_CS);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1136
	RTL_W8 (Cfg9346, EE_ENB);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1137
	eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1138
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1139
	/* Shift the read command bits out. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1140
	for (i = 4 + addr_len; i >= 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1141
		int dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1142
		RTL_W8 (Cfg9346, EE_ENB | dataval);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1143
		eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1144
		RTL_W8 (Cfg9346, EE_ENB | dataval | EE_SHIFT_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1145
		eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1146
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1147
	RTL_W8 (Cfg9346, EE_ENB);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1148
	eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1149
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1150
	for (i = 16; i > 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1151
		RTL_W8 (Cfg9346, EE_ENB | EE_SHIFT_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1152
		eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1153
		retval =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1154
		    (retval << 1) | ((RTL_R8 (Cfg9346) & EE_DATA_READ) ? 1 :
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1155
				     0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1156
		RTL_W8 (Cfg9346, EE_ENB);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1157
		eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1158
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1159
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1160
	/* Terminate the EEPROM access. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1161
	RTL_W8 (Cfg9346, ~EE_CS);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1162
	eeprom_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1163
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1164
	return retval;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1165
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1166
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1167
/* MII serial management: mostly bogus for now. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1168
/* Read and write the MII management registers using software-generated
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1169
   serial MDIO protocol.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1170
   The maximum data clock rate is 2.5 Mhz.  The minimum timing is usually
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1171
   met by back-to-back PCI I/O cycles, but we insert a delay to avoid
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1172
   "overclocking" issues. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1173
#define MDIO_DIR		0x80
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1174
#define MDIO_DATA_OUT	0x04
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1175
#define MDIO_DATA_IN	0x02
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1176
#define MDIO_CLK		0x01
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1177
#define MDIO_WRITE0 (MDIO_DIR)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1178
#define MDIO_WRITE1 (MDIO_DIR | MDIO_DATA_OUT)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1179
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1180
#define mdio_delay()	RTL_R8(Config4)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1181
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1182
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1183
static const char mii_2_8139_map[8] = {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1184
	BasicModeCtrl,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1185
	BasicModeStatus,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1186
	0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1187
	0,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1188
	NWayAdvert,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1189
	NWayLPAR,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1190
	NWayExpansion,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1191
	0
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1192
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1193
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1194
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1195
#ifdef CONFIG_8139TOO_8129
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1196
/* Syncronize the MII management interface by shifting 32 one bits out. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1197
static void mdio_sync (void __iomem *ioaddr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1198
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1199
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1200
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1201
	for (i = 32; i >= 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1202
		RTL_W8 (Config4, MDIO_WRITE1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1203
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1204
		RTL_W8 (Config4, MDIO_WRITE1 | MDIO_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1205
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1206
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1207
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1208
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1209
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1210
static int mdio_read (struct net_device *dev, int phy_id, int location)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1211
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1212
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1213
	int retval = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1214
#ifdef CONFIG_8139TOO_8129
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1215
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1216
	int mii_cmd = (0xf6 << 10) | (phy_id << 5) | location;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1217
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1218
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1219
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1220
	if (phy_id > 31) {	/* Really a 8139.  Use internal registers. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1221
		void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1222
		return location < 8 && mii_2_8139_map[location] ?
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1223
		    RTL_R16 (mii_2_8139_map[location]) : 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1224
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1225
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1226
#ifdef CONFIG_8139TOO_8129
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1227
	mdio_sync (ioaddr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1228
	/* Shift the read command bits out. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1229
	for (i = 15; i >= 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1230
		int dataval = (mii_cmd & (1 << i)) ? MDIO_DATA_OUT : 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1231
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1232
		RTL_W8 (Config4, MDIO_DIR | dataval);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1233
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1234
		RTL_W8 (Config4, MDIO_DIR | dataval | MDIO_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1235
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1236
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1237
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1238
	/* Read the two transition, 16 data, and wire-idle bits. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1239
	for (i = 19; i > 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1240
		RTL_W8 (Config4, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1241
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1242
		retval = (retval << 1) | ((RTL_R8 (Config4) & MDIO_DATA_IN) ? 1 : 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1243
		RTL_W8 (Config4, MDIO_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1244
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1245
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1246
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1247
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1248
	return (retval >> 1) & 0xffff;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1249
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1250
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1251
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1252
static void mdio_write (struct net_device *dev, int phy_id, int location,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1253
			int value)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1254
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1255
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1256
#ifdef CONFIG_8139TOO_8129
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1257
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1258
	int mii_cmd = (0x5002 << 16) | (phy_id << 23) | (location << 18) | value;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1259
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1260
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1261
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1262
	if (phy_id > 31) {	/* Really a 8139.  Use internal registers. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1263
		void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1264
		if (location == 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1265
			RTL_W8 (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1266
			RTL_W16 (BasicModeCtrl, value);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1267
			RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1268
		} else if (location < 8 && mii_2_8139_map[location])
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1269
			RTL_W16 (mii_2_8139_map[location], value);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1270
		return;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1271
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1272
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1273
#ifdef CONFIG_8139TOO_8129
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1274
	mdio_sync (ioaddr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1275
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1276
	/* Shift the command bits out. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1277
	for (i = 31; i >= 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1278
		int dataval =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1279
		    (mii_cmd & (1 << i)) ? MDIO_WRITE1 : MDIO_WRITE0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1280
		RTL_W8 (Config4, dataval);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1281
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1282
		RTL_W8 (Config4, dataval | MDIO_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1283
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1284
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1285
	/* Clear out extra bits. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1286
	for (i = 2; i > 0; i--) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1287
		RTL_W8 (Config4, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1288
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1289
		RTL_W8 (Config4, MDIO_CLK);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1290
		mdio_delay ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1291
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1292
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1293
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1294
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1295
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1296
static int rtl8139_open (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1297
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1298
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1299
	int retval;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1300
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1301
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1302
	retval = request_irq (dev->irq, rtl8139_interrupt, IRQF_SHARED, dev->name, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1303
	if (retval)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1304
		return retval;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1305
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1306
	tp->tx_bufs = dma_alloc_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1307
					   &tp->tx_bufs_dma, GFP_KERNEL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1308
	tp->rx_ring = dma_alloc_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1309
					   &tp->rx_ring_dma, GFP_KERNEL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1310
	if (tp->tx_bufs == NULL || tp->rx_ring == NULL) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1311
		free_irq(dev->irq, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1312
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1313
		if (tp->tx_bufs)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1314
			dma_free_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1315
					    tp->tx_bufs, tp->tx_bufs_dma);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1316
		if (tp->rx_ring)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1317
			dma_free_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1318
					    tp->rx_ring, tp->rx_ring_dma);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1319
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1320
		return -ENOMEM;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1321
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1322
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1323
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1324
	napi_enable(&tp->napi);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1325
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1326
	tp->mii.full_duplex = tp->mii.force_media;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1327
	tp->tx_flag = (TX_FIFO_THRESH << 11) & 0x003f0000;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1328
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1329
	rtl8139_init_ring (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1330
	rtl8139_hw_start (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1331
	netif_start_queue (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1332
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1333
	if (netif_msg_ifup(tp))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1334
		pr_debug("%s: rtl8139_open() ioaddr %#llx IRQ %d"
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1335
			" GP Pins %2.2x %s-duplex.\n", dev->name,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1336
			(unsigned long long)pci_resource_start (tp->pci_dev, 1),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1337
			dev->irq, RTL_R8 (MediaStatus),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1338
			tp->mii.full_duplex ? "full" : "half");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1339
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1340
	rtl8139_start_thread(tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1341
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1342
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1343
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1344
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1345
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1346
static void rtl_check_media (struct net_device *dev, unsigned int init_media)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1347
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1348
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1349
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1350
	if (tp->phys[0] >= 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1351
		mii_check_media(&tp->mii, netif_msg_link(tp), init_media);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1352
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1353
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1354
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1355
/* Start the hardware at open or resume. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1356
static void rtl8139_hw_start (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1357
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1358
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1359
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1360
	u32 i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1361
	u8 tmp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1362
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1363
	/* Bring old chips out of low-power mode. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1364
	if (rtl_chip_info[tp->chipset].flags & HasHltClk)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1365
		RTL_W8 (HltClk, 'R');
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1366
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1367
	rtl8139_chip_reset (ioaddr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1368
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1369
	/* unlock Config[01234] and BMCR register writes */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1370
	RTL_W8_F (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1371
	/* Restore our idea of the MAC address. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1372
	RTL_W32_F (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0)));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1373
	RTL_W32_F (MAC0 + 4, le16_to_cpu (*(__le16 *) (dev->dev_addr + 4)));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1374
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1375
	tp->cur_rx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1376
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1377
	/* init Rx ring buffer DMA address */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1378
	RTL_W32_F (RxBuf, tp->rx_ring_dma);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1379
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1380
	/* Must enable Tx/Rx before setting transfer thresholds! */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1381
	RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1382
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1383
	tp->rx_config = rtl8139_rx_config | AcceptBroadcast | AcceptMyPhys;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1384
	RTL_W32 (RxConfig, tp->rx_config);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1385
	RTL_W32 (TxConfig, rtl8139_tx_config);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1386
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1387
	rtl_check_media (dev, 1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1388
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1389
	if (tp->chipset >= CH_8139B) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1390
		/* Disable magic packet scanning, which is enabled
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1391
		 * when PM is enabled in Config1.  It can be reenabled
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1392
		 * via ETHTOOL_SWOL if desired.  */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1393
		RTL_W8 (Config3, RTL_R8 (Config3) & ~Cfg3_Magic);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1394
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1395
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1396
	pr_debug("init buffer addresses\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1397
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1398
	/* Lock Config[01234] and BMCR register writes */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1399
	RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1400
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1401
	/* init Tx buffer DMA addresses */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1402
	for (i = 0; i < NUM_TX_DESC; i++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1403
		RTL_W32_F (TxAddr0 + (i * 4), tp->tx_bufs_dma + (tp->tx_buf[i] - tp->tx_bufs));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1404
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1405
	RTL_W32 (RxMissed, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1406
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1407
	rtl8139_set_rx_mode (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1408
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1409
	/* no early-rx interrupts */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1410
	RTL_W16 (MultiIntr, RTL_R16 (MultiIntr) & MultiIntrClear);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1411
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1412
	/* make sure RxTx has started */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1413
	tmp = RTL_R8 (ChipCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1414
	if ((!(tmp & CmdRxEnb)) || (!(tmp & CmdTxEnb)))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1415
		RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1416
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1417
	/* Enable all known interrupts by setting the interrupt mask. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1418
	RTL_W16 (IntrMask, rtl8139_intr_mask);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1419
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1420
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1421
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1422
/* Initialize the Rx and Tx rings, along with various 'dev' bits. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1423
static void rtl8139_init_ring (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1424
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1425
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1426
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1427
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1428
	tp->cur_rx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1429
	tp->cur_tx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1430
	tp->dirty_tx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1431
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1432
	for (i = 0; i < NUM_TX_DESC; i++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1433
		tp->tx_buf[i] = &tp->tx_bufs[i * TX_BUF_SIZE];
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1434
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1435
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1436
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1437
/* This must be global for CONFIG_8139TOO_TUNE_TWISTER case */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1438
static int next_tick = 3 * HZ;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1439
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1440
#ifndef CONFIG_8139TOO_TUNE_TWISTER
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1441
static inline void rtl8139_tune_twister (struct net_device *dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1442
				  struct rtl8139_private *tp) {}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1443
#else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1444
enum TwisterParamVals {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1445
	PARA78_default	= 0x78fa8388,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1446
	PARA7c_default	= 0xcb38de43,	/* param[0][3] */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1447
	PARA7c_xxx	= 0xcb38de43,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1448
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1449
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1450
static const unsigned long param[4][4] = {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1451
	{0xcb39de43, 0xcb39ce43, 0xfb38de03, 0xcb38de43},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1452
	{0xcb39de43, 0xcb39ce43, 0xcb39ce83, 0xcb39ce83},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1453
	{0xcb39de43, 0xcb39ce43, 0xcb39ce83, 0xcb39ce83},
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1454
	{0xbb39de43, 0xbb39ce43, 0xbb39ce83, 0xbb39ce83}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1455
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1456
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1457
static void rtl8139_tune_twister (struct net_device *dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1458
				  struct rtl8139_private *tp)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1459
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1460
	int linkcase;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1461
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1462
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1463
	/* This is a complicated state machine to configure the "twister" for
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1464
	   impedance/echos based on the cable length.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1465
	   All of this is magic and undocumented.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1466
	 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1467
	switch (tp->twistie) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1468
	case 1:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1469
		if (RTL_R16 (CSCR) & CSCR_LinkOKBit) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1470
			/* We have link beat, let us tune the twister. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1471
			RTL_W16 (CSCR, CSCR_LinkDownOffCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1472
			tp->twistie = 2;	/* Change to state 2. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1473
			next_tick = HZ / 10;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1474
		} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1475
			/* Just put in some reasonable defaults for when beat returns. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1476
			RTL_W16 (CSCR, CSCR_LinkDownCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1477
			RTL_W32 (FIFOTMS, 0x20);	/* Turn on cable test mode. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1478
			RTL_W32 (PARA78, PARA78_default);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1479
			RTL_W32 (PARA7c, PARA7c_default);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1480
			tp->twistie = 0;	/* Bail from future actions. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1481
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1482
		break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1483
	case 2:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1484
		/* Read how long it took to hear the echo. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1485
		linkcase = RTL_R16 (CSCR) & CSCR_LinkStatusBits;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1486
		if (linkcase == 0x7000)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1487
			tp->twist_row = 3;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1488
		else if (linkcase == 0x3000)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1489
			tp->twist_row = 2;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1490
		else if (linkcase == 0x1000)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1491
			tp->twist_row = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1492
		else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1493
			tp->twist_row = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1494
		tp->twist_col = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1495
		tp->twistie = 3;	/* Change to state 2. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1496
		next_tick = HZ / 10;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1497
		break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1498
	case 3:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1499
		/* Put out four tuning parameters, one per 100msec. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1500
		if (tp->twist_col == 0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1501
			RTL_W16 (FIFOTMS, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1502
		RTL_W32 (PARA7c, param[(int) tp->twist_row]
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1503
			 [(int) tp->twist_col]);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1504
		next_tick = HZ / 10;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1505
		if (++tp->twist_col >= 4) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1506
			/* For short cables we are done.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1507
			   For long cables (row == 3) check for mistune. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1508
			tp->twistie =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1509
			    (tp->twist_row == 3) ? 4 : 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1510
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1511
		break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1512
	case 4:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1513
		/* Special case for long cables: check for mistune. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1514
		if ((RTL_R16 (CSCR) &
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1515
		     CSCR_LinkStatusBits) == 0x7000) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1516
			tp->twistie = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1517
			break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1518
		} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1519
			RTL_W32 (PARA7c, 0xfb38de03);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1520
			tp->twistie = 5;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1521
			next_tick = HZ / 10;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1522
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1523
		break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1524
	case 5:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1525
		/* Retune for shorter cable (column 2). */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1526
		RTL_W32 (FIFOTMS, 0x20);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1527
		RTL_W32 (PARA78, PARA78_default);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1528
		RTL_W32 (PARA7c, PARA7c_default);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1529
		RTL_W32 (FIFOTMS, 0x00);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1530
		tp->twist_row = 2;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1531
		tp->twist_col = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1532
		tp->twistie = 3;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1533
		next_tick = HZ / 10;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1534
		break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1535
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1536
	default:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1537
		/* do nothing */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1538
		break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1539
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1540
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1541
#endif /* CONFIG_8139TOO_TUNE_TWISTER */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1542
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1543
static inline void rtl8139_thread_iter (struct net_device *dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1544
				 struct rtl8139_private *tp,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1545
				 void __iomem *ioaddr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1546
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1547
	int mii_lpa;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1548
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1549
	mii_lpa = mdio_read (dev, tp->phys[0], MII_LPA);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1550
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1551
	if (!tp->mii.force_media && mii_lpa != 0xffff) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1552
		int duplex = (mii_lpa & LPA_100FULL)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1553
		    || (mii_lpa & 0x01C0) == 0x0040;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1554
		if (tp->mii.full_duplex != duplex) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1555
			tp->mii.full_duplex = duplex;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1556
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1557
			if (mii_lpa) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1558
				pr_info("%s: Setting %s-duplex based on MII #%d link"
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1559
					" partner ability of %4.4x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1560
					dev->name,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1561
					tp->mii.full_duplex ? "full" : "half",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1562
					tp->phys[0], mii_lpa);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1563
			} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1564
				pr_info("%s: media is unconnected, link down, or incompatible connection\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1565
				       dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1566
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1567
#if 0
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1568
			RTL_W8 (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1569
			RTL_W8 (Config1, tp->mii.full_duplex ? 0x60 : 0x20);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1570
			RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1571
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1572
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1573
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1574
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1575
	next_tick = HZ * 60;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1576
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1577
	rtl8139_tune_twister (dev, tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1578
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1579
	pr_debug("%s: Media selection tick, Link partner %4.4x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1580
		 dev->name, RTL_R16 (NWayLPAR));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1581
	pr_debug("%s:  Other registers are IntMask %4.4x IntStatus %4.4x\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1582
		 dev->name, RTL_R16 (IntrMask), RTL_R16 (IntrStatus));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1583
	pr_debug("%s:  Chip config %2.2x %2.2x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1584
		 dev->name, RTL_R8 (Config0),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1585
		 RTL_R8 (Config1));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1586
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1587
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1588
static void rtl8139_thread (struct work_struct *work)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1589
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1590
	struct rtl8139_private *tp =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1591
		container_of(work, struct rtl8139_private, thread.work);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1592
	struct net_device *dev = tp->mii.dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1593
	unsigned long thr_delay = next_tick;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1594
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1595
	rtnl_lock();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1596
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1597
	if (!netif_running(dev))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1598
		goto out_unlock;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1599
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1600
	if (tp->watchdog_fired) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1601
		tp->watchdog_fired = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1602
		rtl8139_tx_timeout_task(work);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1603
	} else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1604
		rtl8139_thread_iter(dev, tp, tp->mmio_addr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1605
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1606
	if (tp->have_thread)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1607
		schedule_delayed_work(&tp->thread, thr_delay);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1608
out_unlock:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1609
	rtnl_unlock ();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1610
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1611
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1612
static void rtl8139_start_thread(struct rtl8139_private *tp)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1613
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1614
	tp->twistie = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1615
	if (tp->chipset == CH_8139_K)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1616
		tp->twistie = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1617
	else if (tp->drv_flags & HAS_LNK_CHNG)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1618
		return;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1619
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1620
	tp->have_thread = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1621
	tp->watchdog_fired = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1622
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1623
	schedule_delayed_work(&tp->thread, next_tick);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1624
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1625
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1626
static inline void rtl8139_tx_clear (struct rtl8139_private *tp)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1627
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1628
	tp->cur_tx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1629
	tp->dirty_tx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1630
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1631
	/* XXX account for unsent Tx packets in tp->stats.tx_dropped */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1632
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1633
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1634
static void rtl8139_tx_timeout_task (struct work_struct *work)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1635
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1636
	struct rtl8139_private *tp =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1637
		container_of(work, struct rtl8139_private, thread.work);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1638
	struct net_device *dev = tp->mii.dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1639
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1640
	int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1641
	u8 tmp8;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1642
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1643
	pr_debug("%s: Transmit timeout, status %2.2x %4.4x %4.4x media %2.2x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1644
		dev->name, RTL_R8 (ChipCmd),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1645
		RTL_R16(IntrStatus), RTL_R16(IntrMask), RTL_R8(MediaStatus));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1646
	/* Emit info to figure out what went wrong. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1647
	pr_debug("%s: Tx queue start entry %ld  dirty entry %ld.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1648
		dev->name, tp->cur_tx, tp->dirty_tx);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1649
	for (i = 0; i < NUM_TX_DESC; i++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1650
		pr_debug("%s:  Tx descriptor %d is %8.8lx.%s\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1651
			dev->name, i, RTL_R32 (TxStatus0 + (i * 4)),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1652
			i == tp->dirty_tx % NUM_TX_DESC ?
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1653
				" (queue head)" : "");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1654
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1655
	tp->xstats.tx_timeouts++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1656
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1657
	/* disable Tx ASAP, if not already */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1658
	tmp8 = RTL_R8 (ChipCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1659
	if (tmp8 & CmdTxEnb)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1660
		RTL_W8 (ChipCmd, CmdRxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1661
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1662
	spin_lock_bh(&tp->rx_lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1663
	/* Disable interrupts by clearing the interrupt mask. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1664
	RTL_W16 (IntrMask, 0x0000);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1665
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1666
	/* Stop a shared interrupt from scavenging while we are. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1667
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1668
	rtl8139_tx_clear (tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1669
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1670
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1671
	/* ...and finally, reset everything */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1672
	if (netif_running(dev)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1673
		rtl8139_hw_start (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1674
		netif_wake_queue (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1675
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1676
	spin_unlock_bh(&tp->rx_lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1677
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1678
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1679
static void rtl8139_tx_timeout (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1680
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1681
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1682
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1683
	tp->watchdog_fired = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1684
	if (!tp->have_thread) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1685
		INIT_DELAYED_WORK(&tp->thread, rtl8139_thread);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1686
		schedule_delayed_work(&tp->thread, next_tick);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1687
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1688
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1689
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1690
static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1691
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1692
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1693
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1694
	unsigned int entry;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1695
	unsigned int len = skb->len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1696
	unsigned long flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1697
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1698
	/* Calculate the next Tx descriptor entry. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1699
	entry = tp->cur_tx % NUM_TX_DESC;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1700
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1701
	/* Note: the chip doesn't have auto-pad! */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1702
	if (likely(len < TX_BUF_SIZE)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1703
		if (len < ETH_ZLEN)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1704
			memset(tp->tx_buf[entry], 0, ETH_ZLEN);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1705
		skb_copy_and_csum_dev(skb, tp->tx_buf[entry]);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1706
		dev_kfree_skb(skb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1707
	} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1708
		dev_kfree_skb(skb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1709
		dev->stats.tx_dropped++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1710
		return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1711
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1712
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1713
	spin_lock_irqsave(&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1714
	/*
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1715
	 * Writing to TxStatus triggers a DMA transfer of the data
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1716
	 * copied to tp->tx_buf[entry] above. Use a memory barrier
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1717
	 * to make sure that the device sees the updated data.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1718
	 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1719
	wmb();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1720
	RTL_W32_F (TxStatus0 + (entry * sizeof (u32)),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1721
		   tp->tx_flag | max(len, (unsigned int)ETH_ZLEN));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1722
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1723
	dev->trans_start = jiffies;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1724
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1725
	tp->cur_tx++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1726
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1727
	if ((tp->cur_tx - NUM_TX_DESC) == tp->dirty_tx)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1728
		netif_stop_queue (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1729
	spin_unlock_irqrestore(&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1730
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1731
	if (netif_msg_tx_queued(tp))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1732
		pr_debug("%s: Queued Tx packet size %u to slot %d.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1733
			dev->name, len, entry);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1734
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1735
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1736
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1737
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1738
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1739
static void rtl8139_tx_interrupt (struct net_device *dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1740
				  struct rtl8139_private *tp,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1741
				  void __iomem *ioaddr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1742
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1743
	unsigned long dirty_tx, tx_left;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1744
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1745
	assert (dev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1746
	assert (ioaddr != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1747
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1748
	dirty_tx = tp->dirty_tx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1749
	tx_left = tp->cur_tx - dirty_tx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1750
	while (tx_left > 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1751
		int entry = dirty_tx % NUM_TX_DESC;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1752
		int txstatus;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1753
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1754
		txstatus = RTL_R32 (TxStatus0 + (entry * sizeof (u32)));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1755
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1756
		if (!(txstatus & (TxStatOK | TxUnderrun | TxAborted)))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1757
			break;	/* It still hasn't been Txed */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1758
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1759
		/* Note: TxCarrierLost is always asserted at 100mbps. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1760
		if (txstatus & (TxOutOfWindow | TxAborted)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1761
			/* There was an major error, log it. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1762
			if (netif_msg_tx_err(tp))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1763
				pr_debug("%s: Transmit error, Tx status %8.8x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1764
					dev->name, txstatus);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1765
			dev->stats.tx_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1766
			if (txstatus & TxAborted) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1767
				dev->stats.tx_aborted_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1768
				RTL_W32 (TxConfig, TxClearAbt);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1769
				RTL_W16 (IntrStatus, TxErr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1770
				wmb();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1771
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1772
			if (txstatus & TxCarrierLost)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1773
				dev->stats.tx_carrier_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1774
			if (txstatus & TxOutOfWindow)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1775
				dev->stats.tx_window_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1776
		} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1777
			if (txstatus & TxUnderrun) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1778
				/* Add 64 to the Tx FIFO threshold. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1779
				if (tp->tx_flag < 0x00300000)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1780
					tp->tx_flag += 0x00020000;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1781
				dev->stats.tx_fifo_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1782
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1783
			dev->stats.collisions += (txstatus >> 24) & 15;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1784
			dev->stats.tx_bytes += txstatus & 0x7ff;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1785
			dev->stats.tx_packets++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1786
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1787
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1788
		dirty_tx++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1789
		tx_left--;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1790
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1791
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1792
#ifndef RTL8139_NDEBUG
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1793
	if (tp->cur_tx - dirty_tx > NUM_TX_DESC) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1794
		pr_err("%s: Out-of-sync dirty pointer, %ld vs. %ld.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1795
		        dev->name, dirty_tx, tp->cur_tx);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1796
		dirty_tx += NUM_TX_DESC;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1797
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1798
#endif /* RTL8139_NDEBUG */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1799
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1800
	/* only wake the queue if we did work, and the queue is stopped */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1801
	if (tp->dirty_tx != dirty_tx) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1802
		tp->dirty_tx = dirty_tx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1803
		mb();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1804
		netif_wake_queue (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1805
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1806
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1807
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1808
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1809
/* TODO: clean this up!  Rx reset need not be this intensive */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1810
static void rtl8139_rx_err (u32 rx_status, struct net_device *dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1811
			    struct rtl8139_private *tp, void __iomem *ioaddr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1812
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1813
	u8 tmp8;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1814
#ifdef CONFIG_8139_OLD_RX_RESET
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1815
	int tmp_work;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1816
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1817
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1818
	if (netif_msg_rx_err (tp))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1819
		pr_debug("%s: Ethernet frame had errors, status %8.8x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1820
			dev->name, rx_status);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1821
	dev->stats.rx_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1822
	if (!(rx_status & RxStatusOK)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1823
		if (rx_status & RxTooLong) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1824
			pr_debug("%s: Oversized Ethernet frame, status %4.4x!\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1825
			 	dev->name, rx_status);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1826
			/* A.C.: The chip hangs here. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1827
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1828
		if (rx_status & (RxBadSymbol | RxBadAlign))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1829
			dev->stats.rx_frame_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1830
		if (rx_status & (RxRunt | RxTooLong))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1831
			dev->stats.rx_length_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1832
		if (rx_status & RxCRCErr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1833
			dev->stats.rx_crc_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1834
	} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1835
		tp->xstats.rx_lost_in_ring++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1836
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1837
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1838
#ifndef CONFIG_8139_OLD_RX_RESET
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1839
	tmp8 = RTL_R8 (ChipCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1840
	RTL_W8 (ChipCmd, tmp8 & ~CmdRxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1841
	RTL_W8 (ChipCmd, tmp8);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1842
	RTL_W32 (RxConfig, tp->rx_config);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1843
	tp->cur_rx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1844
#else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1845
	/* Reset the receiver, based on RealTek recommendation. (Bug?) */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1846
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1847
	/* disable receive */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1848
	RTL_W8_F (ChipCmd, CmdTxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1849
	tmp_work = 200;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1850
	while (--tmp_work > 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1851
		udelay(1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1852
		tmp8 = RTL_R8 (ChipCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1853
		if (!(tmp8 & CmdRxEnb))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1854
			break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1855
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1856
	if (tmp_work <= 0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1857
		pr_warning(PFX "rx stop wait too long\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1858
	/* restart receive */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1859
	tmp_work = 200;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1860
	while (--tmp_work > 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1861
		RTL_W8_F (ChipCmd, CmdRxEnb | CmdTxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1862
		udelay(1);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1863
		tmp8 = RTL_R8 (ChipCmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1864
		if ((tmp8 & CmdRxEnb) && (tmp8 & CmdTxEnb))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1865
			break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1866
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1867
	if (tmp_work <= 0)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1868
		pr_warning(PFX "tx/rx enable wait too long\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1869
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1870
	/* and reinitialize all rx related registers */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1871
	RTL_W8_F (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1872
	/* Must enable Tx/Rx before setting transfer thresholds! */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1873
	RTL_W8 (ChipCmd, CmdRxEnb | CmdTxEnb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1874
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1875
	tp->rx_config = rtl8139_rx_config | AcceptBroadcast | AcceptMyPhys;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1876
	RTL_W32 (RxConfig, tp->rx_config);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1877
	tp->cur_rx = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1878
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1879
	pr_debug("init buffer addresses\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1880
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1881
	/* Lock Config[01234] and BMCR register writes */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1882
	RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1883
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1884
	/* init Rx ring buffer DMA address */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1885
	RTL_W32_F (RxBuf, tp->rx_ring_dma);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1886
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1887
	/* A.C.: Reset the multicast list. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1888
	__set_rx_mode (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1889
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1890
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1891
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1892
#if RX_BUF_IDX == 3
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1893
static inline void wrap_copy(struct sk_buff *skb, const unsigned char *ring,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1894
				 u32 offset, unsigned int size)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1895
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1896
	u32 left = RX_BUF_LEN - offset;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1897
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1898
	if (size > left) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1899
		skb_copy_to_linear_data(skb, ring + offset, left);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1900
		skb_copy_to_linear_data_offset(skb, left, ring, size - left);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1901
	} else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1902
		skb_copy_to_linear_data(skb, ring + offset, size);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1903
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1904
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1905
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1906
static void rtl8139_isr_ack(struct rtl8139_private *tp)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1907
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1908
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1909
	u16 status;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1910
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1911
	status = RTL_R16 (IntrStatus) & RxAckBits;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1912
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1913
	/* Clear out errors and receive interrupts */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1914
	if (likely(status != 0)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1915
		if (unlikely(status & (RxFIFOOver | RxOverflow))) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1916
			tp->dev->stats.rx_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1917
			if (status & RxFIFOOver)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1918
				tp->dev->stats.rx_fifo_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1919
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1920
		RTL_W16_F (IntrStatus, RxAckBits);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1921
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1922
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1923
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1924
static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1925
		      int budget)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1926
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1927
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1928
	int received = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1929
	unsigned char *rx_ring = tp->rx_ring;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1930
	unsigned int cur_rx = tp->cur_rx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1931
	unsigned int rx_size = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1932
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1933
	pr_debug("%s: In rtl8139_rx(), current %4.4x BufAddr %4.4x,"
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1934
		 " free to %4.4x, Cmd %2.2x.\n", dev->name, (u16)cur_rx,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1935
		 RTL_R16 (RxBufAddr),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1936
		 RTL_R16 (RxBufPtr), RTL_R8 (ChipCmd));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1937
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1938
	while (netif_running(dev) && received < budget
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1939
	       && (RTL_R8 (ChipCmd) & RxBufEmpty) == 0) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1940
		u32 ring_offset = cur_rx % RX_BUF_LEN;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1941
		u32 rx_status;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1942
		unsigned int pkt_size;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1943
		struct sk_buff *skb;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1944
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1945
		rmb();
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1946
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1947
		/* read size+status of next frame from DMA ring buffer */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1948
		rx_status = le32_to_cpu (*(__le32 *) (rx_ring + ring_offset));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1949
		rx_size = rx_status >> 16;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1950
		pkt_size = rx_size - 4;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1951
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1952
		if (netif_msg_rx_status(tp))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1953
			pr_debug("%s:  rtl8139_rx() status %4.4x, size %4.4x,"
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1954
				" cur %4.4x.\n", dev->name, rx_status,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1955
			 rx_size, cur_rx);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1956
#if RTL8139_DEBUG > 2
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1957
		{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1958
			int i;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1959
			pr_debug("%s: Frame contents ", dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1960
			for (i = 0; i < 70; i++)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1961
				pr_cont(" %2.2x",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1962
					rx_ring[ring_offset + i]);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1963
			pr_cont(".\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1964
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1965
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1966
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1967
		/* Packet copy from FIFO still in progress.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1968
		 * Theoretically, this should never happen
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1969
		 * since EarlyRx is disabled.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1970
		 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1971
		if (unlikely(rx_size == 0xfff0)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1972
			if (!tp->fifo_copy_timeout)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1973
				tp->fifo_copy_timeout = jiffies + 2;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1974
			else if (time_after(jiffies, tp->fifo_copy_timeout)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1975
				pr_debug("%s: hung FIFO. Reset.", dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1976
				rx_size = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1977
				goto no_early_rx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1978
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1979
			if (netif_msg_intr(tp)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1980
				pr_debug("%s: fifo copy in progress.",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1981
				       dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1982
			}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1983
			tp->xstats.early_rx++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1984
			break;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1985
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1986
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1987
no_early_rx:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1988
		tp->fifo_copy_timeout = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1989
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1990
		/* If Rx err or invalid rx_size/rx_status received
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1991
		 * (which happens if we get lost in the ring),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1992
		 * Rx process gets reset, so we abort any further
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1993
		 * Rx processing.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1994
		 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1995
		if (unlikely((rx_size > (MAX_ETH_FRAME_SIZE+4)) ||
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1996
			     (rx_size < 8) ||
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1997
			     (!(rx_status & RxStatusOK)))) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1998
			rtl8139_rx_err (rx_status, dev, tp, ioaddr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  1999
			received = -1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2000
			goto out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2001
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2002
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2003
		/* Malloc up new buffer, compatible with net-2e. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2004
		/* Omit the four octet CRC from the length. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2005
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2006
		skb = netdev_alloc_skb(dev, pkt_size + NET_IP_ALIGN);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2007
		if (likely(skb)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2008
			skb_reserve (skb, NET_IP_ALIGN);	/* 16 byte align the IP fields. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2009
#if RX_BUF_IDX == 3
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2010
			wrap_copy(skb, rx_ring, ring_offset+4, pkt_size);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2011
#else
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2012
			skb_copy_to_linear_data (skb, &rx_ring[ring_offset + 4], pkt_size);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2013
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2014
			skb_put (skb, pkt_size);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2015
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2016
			skb->protocol = eth_type_trans (skb, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2017
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2018
			dev->stats.rx_bytes += pkt_size;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2019
			dev->stats.rx_packets++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2020
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2021
			netif_receive_skb (skb);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2022
		} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2023
			if (net_ratelimit())
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2024
				pr_warning("%s: Memory squeeze, dropping packet.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2025
					dev->name);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2026
			dev->stats.rx_dropped++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2027
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2028
		received++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2029
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2030
		cur_rx = (cur_rx + rx_size + 4 + 3) & ~3;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2031
		RTL_W16 (RxBufPtr, (u16) (cur_rx - 16));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2032
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2033
		rtl8139_isr_ack(tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2034
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2035
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2036
	if (unlikely(!received || rx_size == 0xfff0))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2037
		rtl8139_isr_ack(tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2038
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2039
	pr_debug("%s: Done rtl8139_rx(), current %4.4x BufAddr %4.4x,"
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2040
		 " free to %4.4x, Cmd %2.2x.\n", dev->name, cur_rx,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2041
		 RTL_R16 (RxBufAddr),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2042
		 RTL_R16 (RxBufPtr), RTL_R8 (ChipCmd));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2043
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2044
	tp->cur_rx = cur_rx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2045
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2046
	/*
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2047
	 * The receive buffer should be mostly empty.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2048
	 * Tell NAPI to reenable the Rx irq.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2049
	 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2050
	if (tp->fifo_copy_timeout)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2051
		received = budget;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2052
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2053
out:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2054
	return received;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2055
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2056
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2057
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2058
static void rtl8139_weird_interrupt (struct net_device *dev,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2059
				     struct rtl8139_private *tp,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2060
				     void __iomem *ioaddr,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2061
				     int status, int link_changed)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2062
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2063
	pr_debug("%s: Abnormal interrupt, status %8.8x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2064
		 dev->name, status);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2065
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2066
	assert (dev != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2067
	assert (tp != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2068
	assert (ioaddr != NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2069
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2070
	/* Update the error count. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2071
	dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2072
	RTL_W32 (RxMissed, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2073
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2074
	if ((status & RxUnderrun) && link_changed &&
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2075
	    (tp->drv_flags & HAS_LNK_CHNG)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2076
		rtl_check_media(dev, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2077
		status &= ~RxUnderrun;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2078
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2079
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2080
	if (status & (RxUnderrun | RxErr))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2081
		dev->stats.rx_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2082
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2083
	if (status & PCSTimeout)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2084
		dev->stats.rx_length_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2085
	if (status & RxUnderrun)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2086
		dev->stats.rx_fifo_errors++;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2087
	if (status & PCIErr) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2088
		u16 pci_cmd_status;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2089
		pci_read_config_word (tp->pci_dev, PCI_STATUS, &pci_cmd_status);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2090
		pci_write_config_word (tp->pci_dev, PCI_STATUS, pci_cmd_status);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2091
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2092
		pr_err("%s: PCI Bus error %4.4x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2093
			dev->name, pci_cmd_status);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2094
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2095
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2096
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2097
static int rtl8139_poll(struct napi_struct *napi, int budget)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2098
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2099
	struct rtl8139_private *tp = container_of(napi, struct rtl8139_private, napi);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2100
	struct net_device *dev = tp->dev;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2101
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2102
	int work_done;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2103
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2104
	spin_lock(&tp->rx_lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2105
	work_done = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2106
	if (likely(RTL_R16(IntrStatus) & RxAckBits))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2107
		work_done += rtl8139_rx(dev, tp, budget);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2108
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2109
	if (work_done < budget) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2110
		unsigned long flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2111
		/*
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2112
		 * Order is important since data can get interrupted
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2113
		 * again when we think we are done.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2114
		 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2115
		spin_lock_irqsave(&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2116
		RTL_W16_F(IntrMask, rtl8139_intr_mask);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2117
		__napi_complete(napi);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2118
		spin_unlock_irqrestore(&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2119
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2120
	spin_unlock(&tp->rx_lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2121
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2122
	return work_done;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2123
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2124
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2125
/* The interrupt handler does all of the Rx thread work and cleans up
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2126
   after the Tx thread. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2127
static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2128
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2129
	struct net_device *dev = (struct net_device *) dev_instance;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2130
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2131
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2132
	u16 status, ackstat;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2133
	int link_changed = 0; /* avoid bogus "uninit" warning */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2134
	int handled = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2135
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2136
	spin_lock (&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2137
	status = RTL_R16 (IntrStatus);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2138
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2139
	/* shared irq? */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2140
	if (unlikely((status & rtl8139_intr_mask) == 0))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2141
		goto out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2142
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2143
	handled = 1;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2144
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2145
	/* h/w no longer present (hotplug?) or major error, bail */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2146
	if (unlikely(status == 0xFFFF))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2147
		goto out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2148
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2149
	/* close possible race's with dev_close */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2150
	if (unlikely(!netif_running(dev))) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2151
		RTL_W16 (IntrMask, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2152
		goto out;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2153
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2154
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2155
	/* Acknowledge all of the current interrupt sources ASAP, but
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2156
	   an first get an additional status bit from CSCR. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2157
	if (unlikely(status & RxUnderrun))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2158
		link_changed = RTL_R16 (CSCR) & CSCR_LinkChangeBit;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2159
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2160
	ackstat = status & ~(RxAckBits | TxErr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2161
	if (ackstat)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2162
		RTL_W16 (IntrStatus, ackstat);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2163
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2164
	/* Receive packets are processed by poll routine.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2165
	   If not running start it now. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2166
	if (status & RxAckBits){
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2167
		if (napi_schedule_prep(&tp->napi)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2168
			RTL_W16_F (IntrMask, rtl8139_norx_intr_mask);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2169
			__napi_schedule(&tp->napi);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2170
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2171
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2172
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2173
	/* Check uncommon events with one test. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2174
	if (unlikely(status & (PCIErr | PCSTimeout | RxUnderrun | RxErr)))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2175
		rtl8139_weird_interrupt (dev, tp, ioaddr,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2176
					 status, link_changed);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2177
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2178
	if (status & (TxOK | TxErr)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2179
		rtl8139_tx_interrupt (dev, tp, ioaddr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2180
		if (status & TxErr)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2181
			RTL_W16 (IntrStatus, TxErr);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2182
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2183
 out:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2184
	spin_unlock (&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2185
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2186
	pr_debug("%s: exiting interrupt, intr_status=%#4.4x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2187
		 dev->name, RTL_R16 (IntrStatus));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2188
	return IRQ_RETVAL(handled);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2189
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2190
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2191
#ifdef CONFIG_NET_POLL_CONTROLLER
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2192
/*
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2193
 * Polling receive - used by netconsole and other diagnostic tools
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2194
 * to allow network i/o with interrupts disabled.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2195
 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2196
static void rtl8139_poll_controller(struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2197
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2198
	disable_irq(dev->irq);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2199
	rtl8139_interrupt(dev->irq, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2200
	enable_irq(dev->irq);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2201
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2202
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2203
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2204
static int rtl8139_set_mac_address(struct net_device *dev, void *p)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2205
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2206
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2207
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2208
	struct sockaddr *addr = p;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2209
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2210
	if (!is_valid_ether_addr(addr->sa_data))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2211
		return -EADDRNOTAVAIL;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2212
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2213
	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2214
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2215
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2216
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2217
	RTL_W8_F(Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2218
	RTL_W32_F(MAC0 + 0, cpu_to_le32 (*(u32 *) (dev->dev_addr + 0)));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2219
	RTL_W32_F(MAC0 + 4, cpu_to_le32 (*(u32 *) (dev->dev_addr + 4)));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2220
	RTL_W8_F(Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2221
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2222
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2223
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2224
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2225
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2226
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2227
static int rtl8139_close (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2228
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2229
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2230
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2231
	unsigned long flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2232
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2233
	netif_stop_queue(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2234
	napi_disable(&tp->napi);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2235
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2236
	if (netif_msg_ifdown(tp))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2237
		pr_debug("%s: Shutting down ethercard, status was 0x%4.4x.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2238
			dev->name, RTL_R16 (IntrStatus));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2239
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2240
	spin_lock_irqsave (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2241
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2242
	/* Stop the chip's Tx and Rx DMA processes. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2243
	RTL_W8 (ChipCmd, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2244
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2245
	/* Disable interrupts by clearing the interrupt mask. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2246
	RTL_W16 (IntrMask, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2247
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2248
	/* Update the error counts. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2249
	dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2250
	RTL_W32 (RxMissed, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2251
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2252
	spin_unlock_irqrestore (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2253
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2254
	free_irq (dev->irq, dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2255
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2256
	rtl8139_tx_clear (tp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2257
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2258
	dma_free_coherent(&tp->pci_dev->dev, RX_BUF_TOT_LEN,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2259
			  tp->rx_ring, tp->rx_ring_dma);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2260
	dma_free_coherent(&tp->pci_dev->dev, TX_BUF_TOT_LEN,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2261
			  tp->tx_bufs, tp->tx_bufs_dma);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2262
	tp->rx_ring = NULL;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2263
	tp->tx_bufs = NULL;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2264
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2265
	/* Green! Put the chip in low-power mode. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2266
	RTL_W8 (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2267
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2268
	if (rtl_chip_info[tp->chipset].flags & HasHltClk)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2269
		RTL_W8 (HltClk, 'H');	/* 'R' would leave the clock running. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2270
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2271
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2272
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2273
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2274
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2275
/* Get the ethtool Wake-on-LAN settings.  Assumes that wol points to
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2276
   kernel memory, *wol has been initialized as {ETHTOOL_GWOL}, and
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2277
   other threads or interrupts aren't messing with the 8139.  */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2278
static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2279
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2280
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2281
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2282
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2283
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2284
	if (rtl_chip_info[tp->chipset].flags & HasLWake) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2285
		u8 cfg3 = RTL_R8 (Config3);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2286
		u8 cfg5 = RTL_R8 (Config5);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2287
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2288
		wol->supported = WAKE_PHY | WAKE_MAGIC
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2289
			| WAKE_UCAST | WAKE_MCAST | WAKE_BCAST;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2290
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2291
		wol->wolopts = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2292
		if (cfg3 & Cfg3_LinkUp)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2293
			wol->wolopts |= WAKE_PHY;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2294
		if (cfg3 & Cfg3_Magic)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2295
			wol->wolopts |= WAKE_MAGIC;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2296
		/* (KON)FIXME: See how netdev_set_wol() handles the
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2297
		   following constants.  */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2298
		if (cfg5 & Cfg5_UWF)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2299
			wol->wolopts |= WAKE_UCAST;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2300
		if (cfg5 & Cfg5_MWF)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2301
			wol->wolopts |= WAKE_MCAST;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2302
		if (cfg5 & Cfg5_BWF)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2303
			wol->wolopts |= WAKE_BCAST;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2304
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2305
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2306
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2307
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2308
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2309
/* Set the ethtool Wake-on-LAN settings.  Return 0 or -errno.  Assumes
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2310
   that wol points to kernel memory and other threads or interrupts
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2311
   aren't messing with the 8139.  */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2312
static int rtl8139_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2313
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2314
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2315
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2316
	u32 support;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2317
	u8 cfg3, cfg5;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2318
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2319
	support = ((rtl_chip_info[tp->chipset].flags & HasLWake)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2320
		   ? (WAKE_PHY | WAKE_MAGIC
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2321
		      | WAKE_UCAST | WAKE_MCAST | WAKE_BCAST)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2322
		   : 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2323
	if (wol->wolopts & ~support)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2324
		return -EINVAL;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2325
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2326
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2327
	cfg3 = RTL_R8 (Config3) & ~(Cfg3_LinkUp | Cfg3_Magic);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2328
	if (wol->wolopts & WAKE_PHY)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2329
		cfg3 |= Cfg3_LinkUp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2330
	if (wol->wolopts & WAKE_MAGIC)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2331
		cfg3 |= Cfg3_Magic;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2332
	RTL_W8 (Cfg9346, Cfg9346_Unlock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2333
	RTL_W8 (Config3, cfg3);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2334
	RTL_W8 (Cfg9346, Cfg9346_Lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2335
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2336
	cfg5 = RTL_R8 (Config5) & ~(Cfg5_UWF | Cfg5_MWF | Cfg5_BWF);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2337
	/* (KON)FIXME: These are untested.  We may have to set the
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2338
	   CRC0, Wakeup0 and LSBCRC0 registers too, but I have no
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2339
	   documentation.  */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2340
	if (wol->wolopts & WAKE_UCAST)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2341
		cfg5 |= Cfg5_UWF;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2342
	if (wol->wolopts & WAKE_MCAST)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2343
		cfg5 |= Cfg5_MWF;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2344
	if (wol->wolopts & WAKE_BCAST)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2345
		cfg5 |= Cfg5_BWF;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2346
	RTL_W8 (Config5, cfg5);	/* need not unlock via Cfg9346 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2347
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2348
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2349
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2350
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2351
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2352
static void rtl8139_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2353
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2354
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2355
	strcpy(info->driver, DRV_NAME);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2356
	strcpy(info->version, DRV_VERSION);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2357
	strcpy(info->bus_info, pci_name(tp->pci_dev));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2358
	info->regdump_len = tp->regs_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2359
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2360
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2361
static int rtl8139_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2362
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2363
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2364
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2365
	mii_ethtool_gset(&tp->mii, cmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2366
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2367
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2368
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2369
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2370
static int rtl8139_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2371
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2372
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2373
	int rc;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2374
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2375
	rc = mii_ethtool_sset(&tp->mii, cmd);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2376
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2377
	return rc;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2378
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2379
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2380
static int rtl8139_nway_reset(struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2381
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2382
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2383
	return mii_nway_restart(&tp->mii);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2384
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2385
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2386
static u32 rtl8139_get_link(struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2387
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2388
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2389
	return mii_link_ok(&tp->mii);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2390
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2391
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2392
static u32 rtl8139_get_msglevel(struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2393
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2394
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2395
	return tp->msg_enable;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2396
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2397
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2398
static void rtl8139_set_msglevel(struct net_device *dev, u32 datum)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2399
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2400
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2401
	tp->msg_enable = datum;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2402
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2403
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2404
static int rtl8139_get_regs_len(struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2405
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2406
	struct rtl8139_private *tp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2407
	/* TODO: we are too slack to do reg dumping for pio, for now */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2408
	if (use_io)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2409
		return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2410
	tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2411
	return tp->regs_len;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2412
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2413
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2414
static void rtl8139_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regbuf)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2415
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2416
	struct rtl8139_private *tp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2417
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2418
	/* TODO: we are too slack to do reg dumping for pio, for now */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2419
	if (use_io)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2420
		return;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2421
	tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2422
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2423
	regs->version = RTL_REGS_VER;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2424
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2425
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2426
	memcpy_fromio(regbuf, tp->mmio_addr, regs->len);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2427
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2428
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2429
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2430
static int rtl8139_get_sset_count(struct net_device *dev, int sset)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2431
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2432
	switch (sset) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2433
	case ETH_SS_STATS:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2434
		return RTL_NUM_STATS;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2435
	default:
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2436
		return -EOPNOTSUPP;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2437
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2438
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2439
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2440
static void rtl8139_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2441
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2442
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2443
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2444
	data[0] = tp->xstats.early_rx;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2445
	data[1] = tp->xstats.tx_buf_mapped;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2446
	data[2] = tp->xstats.tx_timeouts;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2447
	data[3] = tp->xstats.rx_lost_in_ring;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2448
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2449
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2450
static void rtl8139_get_strings(struct net_device *dev, u32 stringset, u8 *data)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2451
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2452
	memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2453
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2454
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2455
static const struct ethtool_ops rtl8139_ethtool_ops = {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2456
	.get_drvinfo		= rtl8139_get_drvinfo,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2457
	.get_settings		= rtl8139_get_settings,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2458
	.set_settings		= rtl8139_set_settings,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2459
	.get_regs_len		= rtl8139_get_regs_len,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2460
	.get_regs		= rtl8139_get_regs,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2461
	.nway_reset		= rtl8139_nway_reset,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2462
	.get_link		= rtl8139_get_link,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2463
	.get_msglevel		= rtl8139_get_msglevel,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2464
	.set_msglevel		= rtl8139_set_msglevel,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2465
	.get_wol		= rtl8139_get_wol,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2466
	.set_wol		= rtl8139_set_wol,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2467
	.get_strings		= rtl8139_get_strings,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2468
	.get_sset_count		= rtl8139_get_sset_count,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2469
	.get_ethtool_stats	= rtl8139_get_ethtool_stats,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2470
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2471
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2472
static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2473
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2474
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2475
	int rc;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2476
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2477
	if (!netif_running(dev))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2478
		return -EINVAL;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2479
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2480
	spin_lock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2481
	rc = generic_mii_ioctl(&tp->mii, if_mii(rq), cmd, NULL);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2482
	spin_unlock_irq(&tp->lock);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2483
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2484
	return rc;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2485
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2486
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2487
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2488
static struct net_device_stats *rtl8139_get_stats (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2489
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2490
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2491
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2492
	unsigned long flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2493
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2494
	if (netif_running(dev)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2495
		spin_lock_irqsave (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2496
		dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2497
		RTL_W32 (RxMissed, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2498
		spin_unlock_irqrestore (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2499
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2500
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2501
	return &dev->stats;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2502
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2503
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2504
/* Set or clear the multicast filter for this adaptor.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2505
   This routine is not state sensitive and need not be SMP locked. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2506
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2507
static void __set_rx_mode (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2508
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2509
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2510
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2511
	u32 mc_filter[2];	/* Multicast hash filter */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2512
	int i, rx_mode;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2513
	u32 tmp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2514
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2515
	pr_debug("%s:   rtl8139_set_rx_mode(%4.4x) done -- Rx config %8.8lx.\n",
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2516
			dev->name, dev->flags, RTL_R32 (RxConfig));
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2517
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2518
	/* Note: do not reorder, GCC is clever about common statements. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2519
	if (dev->flags & IFF_PROMISC) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2520
		rx_mode =
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2521
		    AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2522
		    AcceptAllPhys;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2523
		mc_filter[1] = mc_filter[0] = 0xffffffff;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2524
	} else if ((dev->mc_count > multicast_filter_limit)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2525
		   || (dev->flags & IFF_ALLMULTI)) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2526
		/* Too many to filter perfectly -- accept all multicasts. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2527
		rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2528
		mc_filter[1] = mc_filter[0] = 0xffffffff;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2529
	} else {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2530
		struct dev_mc_list *mclist;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2531
		rx_mode = AcceptBroadcast | AcceptMyPhys;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2532
		mc_filter[1] = mc_filter[0] = 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2533
		for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2534
		     i++, mclist = mclist->next) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2535
			int bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2536
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2537
			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2538
			rx_mode |= AcceptMulticast;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2539
		}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2540
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2541
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2542
	/* We can safely update without stopping the chip. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2543
	tmp = rtl8139_rx_config | rx_mode;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2544
	if (tp->rx_config != tmp) {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2545
		RTL_W32_F (RxConfig, tmp);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2546
		tp->rx_config = tmp;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2547
	}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2548
	RTL_W32_F (MAR0 + 0, mc_filter[0]);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2549
	RTL_W32_F (MAR0 + 4, mc_filter[1]);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2550
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2551
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2552
static void rtl8139_set_rx_mode (struct net_device *dev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2553
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2554
	unsigned long flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2555
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2556
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2557
	spin_lock_irqsave (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2558
	__set_rx_mode(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2559
	spin_unlock_irqrestore (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2560
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2561
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2562
#ifdef CONFIG_PM
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2563
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2564
static int rtl8139_suspend (struct pci_dev *pdev, pm_message_t state)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2565
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2566
	struct net_device *dev = pci_get_drvdata (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2567
	struct rtl8139_private *tp = netdev_priv(dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2568
	void __iomem *ioaddr = tp->mmio_addr;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2569
	unsigned long flags;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2570
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2571
	pci_save_state (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2572
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2573
	if (!netif_running (dev))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2574
		return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2575
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2576
	netif_device_detach (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2577
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2578
	spin_lock_irqsave (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2579
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2580
	/* Disable interrupts, stop Tx and Rx. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2581
	RTL_W16 (IntrMask, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2582
	RTL_W8 (ChipCmd, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2583
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2584
	/* Update the error counts. */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2585
	dev->stats.rx_missed_errors += RTL_R32 (RxMissed);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2586
	RTL_W32 (RxMissed, 0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2587
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2588
	spin_unlock_irqrestore (&tp->lock, flags);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2589
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2590
	pci_set_power_state (pdev, PCI_D3hot);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2591
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2592
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2593
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2594
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2595
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2596
static int rtl8139_resume (struct pci_dev *pdev)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2597
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2598
	struct net_device *dev = pci_get_drvdata (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2599
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2600
	pci_restore_state (pdev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2601
	if (!netif_running (dev))
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2602
		return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2603
	pci_set_power_state (pdev, PCI_D0);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2604
	rtl8139_init_ring (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2605
	rtl8139_hw_start (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2606
	netif_device_attach (dev);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2607
	return 0;
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2608
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2609
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2610
#endif /* CONFIG_PM */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2611
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2612
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2613
static struct pci_driver rtl8139_pci_driver = {
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2614
	.name		= DRV_NAME,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2615
	.id_table	= rtl8139_pci_tbl,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2616
	.probe		= rtl8139_init_one,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2617
	.remove		= __devexit_p(rtl8139_remove_one),
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2618
#ifdef CONFIG_PM
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2619
	.suspend	= rtl8139_suspend,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2620
	.resume		= rtl8139_resume,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2621
#endif /* CONFIG_PM */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2622
};
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2623
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2624
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2625
static int __init rtl8139_init_module (void)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2626
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2627
	/* when we're a module, we always print a version message,
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2628
	 * even if no 8139 board is found.
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2629
	 */
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2630
#ifdef MODULE
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2631
	pr_info(RTL8139_DRIVER_NAME "\n");
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2632
#endif
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2633
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2634
	return pci_register_driver(&rtl8139_pci_driver);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2635
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2636
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2637
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2638
static void __exit rtl8139_cleanup_module (void)
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2639
{
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2640
	pci_unregister_driver (&rtl8139_pci_driver);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2641
}
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2642
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2643
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2644
module_init(rtl8139_init_module);
326d47aa986c applied komax patch to version r1822
Martin Troxler <martin.troxler@komaxgroup.com>
parents:
diff changeset
  2645
module_exit(rtl8139_cleanup_module);