devices/r8169-2.6.32-ethercat.c
changeset 2004 be807e224b0e
parent 1973 4d6774893746
child 2421 bc2d4bf9cbe5
child 2589 2b9c78543663
equal deleted inserted replaced
2003:a7ff6c28a432 2004:be807e224b0e
       
     1 /*
       
     2  * r8169.c: RealTek 8169/8168/8101 ethernet driver.
       
     3  *
       
     4  * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw>
       
     5  * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com>
       
     6  * Copyright (c) a lot of people too. Please respect their work.
       
     7  *
       
     8  * See MAINTAINERS file for support contact information.
       
     9  */
       
    10 
       
    11 #include <linux/module.h>
       
    12 #include <linux/moduleparam.h>
       
    13 #include <linux/pci.h>
       
    14 #include <linux/netdevice.h>
       
    15 #include <linux/etherdevice.h>
       
    16 #include <linux/delay.h>
       
    17 #include <linux/ethtool.h>
       
    18 #include <linux/mii.h>
       
    19 #include <linux/if_vlan.h>
       
    20 #include <linux/crc32.h>
       
    21 #include <linux/in.h>
       
    22 #include <linux/ip.h>
       
    23 #include <linux/tcp.h>
       
    24 #include <linux/init.h>
       
    25 #include <linux/dma-mapping.h>
       
    26 
       
    27 #include <asm/system.h>
       
    28 #include <asm/io.h>
       
    29 #include <asm/irq.h>
       
    30 #include "../globals.h"
       
    31 #include "ecdev.h"
       
    32 
       
    33 #define RTL8169_VERSION "2.3LK-NAPI"
       
    34 #define MODULENAME "ec_r8169"
       
    35 #define PFX MODULENAME ": "
       
    36 
       
    37 #ifdef RTL8169_DEBUG
       
    38 #define assert(expr) \
       
    39 	if (!(expr)) {					\
       
    40 		printk( "Assertion failed! %s,%s,%s,line=%d\n",	\
       
    41 		#expr,__FILE__,__func__,__LINE__);		\
       
    42 	}
       
    43 #define dprintk(fmt, args...) \
       
    44 	do { printk(KERN_DEBUG PFX fmt, ## args); } while (0)
       
    45 #else
       
    46 #define assert(expr) do {} while (0)
       
    47 #define dprintk(fmt, args...)	do {} while (0)
       
    48 #endif /* RTL8169_DEBUG */
       
    49 
       
    50 #define R8169_MSG_DEFAULT \
       
    51 	(NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN)
       
    52 
       
    53 #define TX_BUFFS_AVAIL(tp) \
       
    54 	(tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1)
       
    55 
       
    56 /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
       
    57    The RTL chips use a 64 element hash table based on the Ethernet CRC. */
       
    58 static const int multicast_filter_limit = 32;
       
    59 
       
    60 /* MAC address length */
       
    61 #define MAC_ADDR_LEN	6
       
    62 
       
    63 #define MAX_READ_REQUEST_SHIFT	12
       
    64 #define RX_FIFO_THRESH	7	/* 7 means NO threshold, Rx buffer level before first PCI xfer. */
       
    65 #define RX_DMA_BURST	6	/* Maximum PCI burst, '6' is 1024 */
       
    66 #define TX_DMA_BURST	6	/* Maximum PCI burst, '6' is 1024 */
       
    67 #define EarlyTxThld	0x3F	/* 0x3F means NO early transmit */
       
    68 #define SafeMtu		0x1c20	/* ... actually life sucks beyond ~7k */
       
    69 #define InterFrameGap	0x03	/* 3 means InterFrameGap = the shortest one */
       
    70 
       
    71 #define R8169_REGS_SIZE		256
       
    72 #define R8169_NAPI_WEIGHT	64
       
    73 #define NUM_TX_DESC	64	/* Number of Tx descriptor registers */
       
    74 #define NUM_RX_DESC	256	/* Number of Rx descriptor registers */
       
    75 #define RX_BUF_SIZE	1536	/* Rx Buffer size */
       
    76 #define R8169_TX_RING_BYTES	(NUM_TX_DESC * sizeof(struct TxDesc))
       
    77 #define R8169_RX_RING_BYTES	(NUM_RX_DESC * sizeof(struct RxDesc))
       
    78 
       
    79 #define RTL8169_TX_TIMEOUT	(6*HZ)
       
    80 #define RTL8169_PHY_TIMEOUT	(10*HZ)
       
    81 
       
    82 #define RTL_EEPROM_SIG		cpu_to_le32(0x8129)
       
    83 #define RTL_EEPROM_SIG_MASK	cpu_to_le32(0xffff)
       
    84 #define RTL_EEPROM_SIG_ADDR	0x0000
       
    85 
       
    86 /* write/read MMIO register */
       
    87 #define RTL_W8(reg, val8)	writeb ((val8), ioaddr + (reg))
       
    88 #define RTL_W16(reg, val16)	writew ((val16), ioaddr + (reg))
       
    89 #define RTL_W32(reg, val32)	writel ((val32), ioaddr + (reg))
       
    90 #define RTL_R8(reg)		readb (ioaddr + (reg))
       
    91 #define RTL_R16(reg)		readw (ioaddr + (reg))
       
    92 #define RTL_R32(reg)		((unsigned long) readl (ioaddr + (reg)))
       
    93 
       
    94 enum mac_version {
       
    95 	RTL_GIGA_MAC_NONE   = 0x00,
       
    96 	RTL_GIGA_MAC_VER_01 = 0x01, // 8169
       
    97 	RTL_GIGA_MAC_VER_02 = 0x02, // 8169S
       
    98 	RTL_GIGA_MAC_VER_03 = 0x03, // 8110S
       
    99 	RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB
       
   100 	RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd
       
   101 	RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe
       
   102 	RTL_GIGA_MAC_VER_07 = 0x07, // 8102e
       
   103 	RTL_GIGA_MAC_VER_08 = 0x08, // 8102e
       
   104 	RTL_GIGA_MAC_VER_09 = 0x09, // 8102e
       
   105 	RTL_GIGA_MAC_VER_10 = 0x0a, // 8101e
       
   106 	RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb
       
   107 	RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be
       
   108 	RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb
       
   109 	RTL_GIGA_MAC_VER_14 = 0x0e, // 8101 ?
       
   110 	RTL_GIGA_MAC_VER_15 = 0x0f, // 8101 ?
       
   111 	RTL_GIGA_MAC_VER_16 = 0x11, // 8101Ec
       
   112 	RTL_GIGA_MAC_VER_17 = 0x10, // 8168Bf
       
   113 	RTL_GIGA_MAC_VER_18 = 0x12, // 8168CP
       
   114 	RTL_GIGA_MAC_VER_19 = 0x13, // 8168C
       
   115 	RTL_GIGA_MAC_VER_20 = 0x14, // 8168C
       
   116 	RTL_GIGA_MAC_VER_21 = 0x15, // 8168C
       
   117 	RTL_GIGA_MAC_VER_22 = 0x16, // 8168C
       
   118 	RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP
       
   119 	RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP
       
   120 	RTL_GIGA_MAC_VER_25 = 0x19, // 8168D
       
   121 	RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D
       
   122 	RTL_GIGA_MAC_VER_27 = 0x1b  // 8168DP
       
   123 };
       
   124 
       
   125 #define _R(NAME,MAC,MASK) \
       
   126 	{ .name = NAME, .mac_version = MAC, .RxConfigMask = MASK }
       
   127 
       
   128 static const struct {
       
   129 	const char *name;
       
   130 	u8 mac_version;
       
   131 	u32 RxConfigMask;	/* Clears the bits supported by this chip */
       
   132 } rtl_chip_info[] = {
       
   133 	_R("RTL8169",		RTL_GIGA_MAC_VER_01, 0xff7e1880), // 8169
       
   134 	_R("RTL8169s",		RTL_GIGA_MAC_VER_02, 0xff7e1880), // 8169S
       
   135 	_R("RTL8110s",		RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S
       
   136 	_R("RTL8169sb/8110sb",	RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB
       
   137 	_R("RTL8169sc/8110sc",	RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd
       
   138 	_R("RTL8169sc/8110sc",	RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe
       
   139 	_R("RTL8102e",		RTL_GIGA_MAC_VER_07, 0xff7e1880), // PCI-E
       
   140 	_R("RTL8102e",		RTL_GIGA_MAC_VER_08, 0xff7e1880), // PCI-E
       
   141 	_R("RTL8102e",		RTL_GIGA_MAC_VER_09, 0xff7e1880), // PCI-E
       
   142 	_R("RTL8101e",		RTL_GIGA_MAC_VER_10, 0xff7e1880), // PCI-E
       
   143 	_R("RTL8168b/8111b",	RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E
       
   144 	_R("RTL8168b/8111b",	RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E
       
   145 	_R("RTL8101e",		RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139
       
   146 	_R("RTL8100e",		RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139
       
   147 	_R("RTL8100e",		RTL_GIGA_MAC_VER_15, 0xff7e1880), // PCI-E 8139
       
   148 	_R("RTL8168b/8111b",	RTL_GIGA_MAC_VER_17, 0xff7e1880), // PCI-E
       
   149 	_R("RTL8101e",		RTL_GIGA_MAC_VER_16, 0xff7e1880), // PCI-E
       
   150 	_R("RTL8168cp/8111cp",	RTL_GIGA_MAC_VER_18, 0xff7e1880), // PCI-E
       
   151 	_R("RTL8168c/8111c",	RTL_GIGA_MAC_VER_19, 0xff7e1880), // PCI-E
       
   152 	_R("RTL8168c/8111c",	RTL_GIGA_MAC_VER_20, 0xff7e1880), // PCI-E
       
   153 	_R("RTL8168c/8111c",	RTL_GIGA_MAC_VER_21, 0xff7e1880), // PCI-E
       
   154 	_R("RTL8168c/8111c",	RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E
       
   155 	_R("RTL8168cp/8111cp",	RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E
       
   156 	_R("RTL8168cp/8111cp",	RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E
       
   157 	_R("RTL8168d/8111d",	RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E
       
   158 	_R("RTL8168d/8111d",	RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E
       
   159 	_R("RTL8168dp/8111dp",	RTL_GIGA_MAC_VER_27, 0xff7e1880)  // PCI-E
       
   160 };
       
   161 #undef _R
       
   162 
       
   163 enum cfg_version {
       
   164 	RTL_CFG_0 = 0x00,
       
   165 	RTL_CFG_1,
       
   166 	RTL_CFG_2
       
   167 };
       
   168 
       
   169 static void rtl_hw_start_8169(struct net_device *);
       
   170 static void rtl_hw_start_8168(struct net_device *);
       
   171 static void rtl_hw_start_8101(struct net_device *);
       
   172 
       
   173 static struct pci_device_id rtl8169_pci_tbl[] = {
       
   174 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8129), 0, 0, RTL_CFG_0 },
       
   175 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8136), 0, 0, RTL_CFG_2 },
       
   176 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8167), 0, 0, RTL_CFG_0 },
       
   177 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8168), 0, 0, RTL_CFG_1 },
       
   178 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8169), 0, 0, RTL_CFG_0 },
       
   179 	{ PCI_DEVICE(PCI_VENDOR_ID_DLINK,	0x4300), 0, 0, RTL_CFG_0 },
       
   180 	{ PCI_DEVICE(PCI_VENDOR_ID_AT,		0xc107), 0, 0, RTL_CFG_0 },
       
   181 	{ PCI_DEVICE(0x16ec,			0x0116), 0, 0, RTL_CFG_0 },
       
   182 	{ PCI_VENDOR_ID_LINKSYS,		0x1032,
       
   183 		PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 },
       
   184 	{ 0x0001,				0x8168,
       
   185 		PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 },
       
   186 	{0,},
       
   187 };
       
   188 
       
   189 /* prevent driver from being loaded automatically */
       
   190 //MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl);
       
   191 
       
   192 static int rx_copybreak = 200;
       
   193 static int use_dac;
       
   194 static struct {
       
   195 	u32 msg_enable;
       
   196 } debug = { -1 };
       
   197 
       
   198 enum rtl_registers {
       
   199 	MAC0		= 0,	/* Ethernet hardware address. */
       
   200 	MAC4		= 4,
       
   201 	MAR0		= 8,	/* Multicast filter. */
       
   202 	CounterAddrLow		= 0x10,
       
   203 	CounterAddrHigh		= 0x14,
       
   204 	TxDescStartAddrLow	= 0x20,
       
   205 	TxDescStartAddrHigh	= 0x24,
       
   206 	TxHDescStartAddrLow	= 0x28,
       
   207 	TxHDescStartAddrHigh	= 0x2c,
       
   208 	FLASH		= 0x30,
       
   209 	ERSR		= 0x36,
       
   210 	ChipCmd		= 0x37,
       
   211 	TxPoll		= 0x38,
       
   212 	IntrMask	= 0x3c,
       
   213 	IntrStatus	= 0x3e,
       
   214 	TxConfig	= 0x40,
       
   215 	RxConfig	= 0x44,
       
   216 	RxMissed	= 0x4c,
       
   217 	Cfg9346		= 0x50,
       
   218 	Config0		= 0x51,
       
   219 	Config1		= 0x52,
       
   220 	Config2		= 0x53,
       
   221 	Config3		= 0x54,
       
   222 	Config4		= 0x55,
       
   223 	Config5		= 0x56,
       
   224 	MultiIntr	= 0x5c,
       
   225 	PHYAR		= 0x60,
       
   226 	PHYstatus	= 0x6c,
       
   227 	RxMaxSize	= 0xda,
       
   228 	CPlusCmd	= 0xe0,
       
   229 	IntrMitigate	= 0xe2,
       
   230 	RxDescAddrLow	= 0xe4,
       
   231 	RxDescAddrHigh	= 0xe8,
       
   232 	EarlyTxThres	= 0xec,
       
   233 	FuncEvent	= 0xf0,
       
   234 	FuncEventMask	= 0xf4,
       
   235 	FuncPresetState	= 0xf8,
       
   236 	FuncForceEvent	= 0xfc,
       
   237 };
       
   238 
       
   239 enum rtl8110_registers {
       
   240 	TBICSR			= 0x64,
       
   241 	TBI_ANAR		= 0x68,
       
   242 	TBI_LPAR		= 0x6a,
       
   243 };
       
   244 
       
   245 enum rtl8168_8101_registers {
       
   246 	CSIDR			= 0x64,
       
   247 	CSIAR			= 0x68,
       
   248 #define	CSIAR_FLAG			0x80000000
       
   249 #define	CSIAR_WRITE_CMD			0x80000000
       
   250 #define	CSIAR_BYTE_ENABLE		0x0f
       
   251 #define	CSIAR_BYTE_ENABLE_SHIFT		12
       
   252 #define	CSIAR_ADDR_MASK			0x0fff
       
   253 
       
   254 	EPHYAR			= 0x80,
       
   255 #define	EPHYAR_FLAG			0x80000000
       
   256 #define	EPHYAR_WRITE_CMD		0x80000000
       
   257 #define	EPHYAR_REG_MASK			0x1f
       
   258 #define	EPHYAR_REG_SHIFT		16
       
   259 #define	EPHYAR_DATA_MASK		0xffff
       
   260 	DBG_REG			= 0xd1,
       
   261 #define	FIX_NAK_1			(1 << 4)
       
   262 #define	FIX_NAK_2			(1 << 3)
       
   263 	EFUSEAR			= 0xdc,
       
   264 #define	EFUSEAR_FLAG			0x80000000
       
   265 #define	EFUSEAR_WRITE_CMD		0x80000000
       
   266 #define	EFUSEAR_READ_CMD		0x00000000
       
   267 #define	EFUSEAR_REG_MASK		0x03ff
       
   268 #define	EFUSEAR_REG_SHIFT		8
       
   269 #define	EFUSEAR_DATA_MASK		0xff
       
   270 };
       
   271 
       
   272 enum rtl_register_content {
       
   273 	/* InterruptStatusBits */
       
   274 	SYSErr		= 0x8000,
       
   275 	PCSTimeout	= 0x4000,
       
   276 	SWInt		= 0x0100,
       
   277 	TxDescUnavail	= 0x0080,
       
   278 	RxFIFOOver	= 0x0040,
       
   279 	LinkChg		= 0x0020,
       
   280 	RxOverflow	= 0x0010,
       
   281 	TxErr		= 0x0008,
       
   282 	TxOK		= 0x0004,
       
   283 	RxErr		= 0x0002,
       
   284 	RxOK		= 0x0001,
       
   285 
       
   286 	/* RxStatusDesc */
       
   287 	RxFOVF	= (1 << 23),
       
   288 	RxRWT	= (1 << 22),
       
   289 	RxRES	= (1 << 21),
       
   290 	RxRUNT	= (1 << 20),
       
   291 	RxCRC	= (1 << 19),
       
   292 
       
   293 	/* ChipCmdBits */
       
   294 	CmdReset	= 0x10,
       
   295 	CmdRxEnb	= 0x08,
       
   296 	CmdTxEnb	= 0x04,
       
   297 	RxBufEmpty	= 0x01,
       
   298 
       
   299 	/* TXPoll register p.5 */
       
   300 	HPQ		= 0x80,		/* Poll cmd on the high prio queue */
       
   301 	NPQ		= 0x40,		/* Poll cmd on the low prio queue */
       
   302 	FSWInt		= 0x01,		/* Forced software interrupt */
       
   303 
       
   304 	/* Cfg9346Bits */
       
   305 	Cfg9346_Lock	= 0x00,
       
   306 	Cfg9346_Unlock	= 0xc0,
       
   307 
       
   308 	/* rx_mode_bits */
       
   309 	AcceptErr	= 0x20,
       
   310 	AcceptRunt	= 0x10,
       
   311 	AcceptBroadcast	= 0x08,
       
   312 	AcceptMulticast	= 0x04,
       
   313 	AcceptMyPhys	= 0x02,
       
   314 	AcceptAllPhys	= 0x01,
       
   315 
       
   316 	/* RxConfigBits */
       
   317 	RxCfgFIFOShift	= 13,
       
   318 	RxCfgDMAShift	=  8,
       
   319 
       
   320 	/* TxConfigBits */
       
   321 	TxInterFrameGapShift = 24,
       
   322 	TxDMAShift = 8,	/* DMA burst value (0-7) is shift this many bits */
       
   323 
       
   324 	/* Config1 register p.24 */
       
   325 	LEDS1		= (1 << 7),
       
   326 	LEDS0		= (1 << 6),
       
   327 	MSIEnable	= (1 << 5),	/* Enable Message Signaled Interrupt */
       
   328 	Speed_down	= (1 << 4),
       
   329 	MEMMAP		= (1 << 3),
       
   330 	IOMAP		= (1 << 2),
       
   331 	VPD		= (1 << 1),
       
   332 	PMEnable	= (1 << 0),	/* Power Management Enable */
       
   333 
       
   334 	/* Config2 register p. 25 */
       
   335 	PCI_Clock_66MHz = 0x01,
       
   336 	PCI_Clock_33MHz = 0x00,
       
   337 
       
   338 	/* Config3 register p.25 */
       
   339 	MagicPacket	= (1 << 5),	/* Wake up when receives a Magic Packet */
       
   340 	LinkUp		= (1 << 4),	/* Wake up when the cable connection is re-established */
       
   341 	Beacon_en	= (1 << 0),	/* 8168 only. Reserved in the 8168b */
       
   342 
       
   343 	/* Config5 register p.27 */
       
   344 	BWF		= (1 << 6),	/* Accept Broadcast wakeup frame */
       
   345 	MWF		= (1 << 5),	/* Accept Multicast wakeup frame */
       
   346 	UWF		= (1 << 4),	/* Accept Unicast wakeup frame */
       
   347 	LanWake		= (1 << 1),	/* LanWake enable/disable */
       
   348 	PMEStatus	= (1 << 0),	/* PME status can be reset by PCI RST# */
       
   349 
       
   350 	/* TBICSR p.28 */
       
   351 	TBIReset	= 0x80000000,
       
   352 	TBILoopback	= 0x40000000,
       
   353 	TBINwEnable	= 0x20000000,
       
   354 	TBINwRestart	= 0x10000000,
       
   355 	TBILinkOk	= 0x02000000,
       
   356 	TBINwComplete	= 0x01000000,
       
   357 
       
   358 	/* CPlusCmd p.31 */
       
   359 	EnableBist	= (1 << 15),	// 8168 8101
       
   360 	Mac_dbgo_oe	= (1 << 14),	// 8168 8101
       
   361 	Normal_mode	= (1 << 13),	// unused
       
   362 	Force_half_dup	= (1 << 12),	// 8168 8101
       
   363 	Force_rxflow_en	= (1 << 11),	// 8168 8101
       
   364 	Force_txflow_en	= (1 << 10),	// 8168 8101
       
   365 	Cxpl_dbg_sel	= (1 << 9),	// 8168 8101
       
   366 	ASF		= (1 << 8),	// 8168 8101
       
   367 	PktCntrDisable	= (1 << 7),	// 8168 8101
       
   368 	Mac_dbgo_sel	= 0x001c,	// 8168
       
   369 	RxVlan		= (1 << 6),
       
   370 	RxChkSum	= (1 << 5),
       
   371 	PCIDAC		= (1 << 4),
       
   372 	PCIMulRW	= (1 << 3),
       
   373 	INTT_0		= 0x0000,	// 8168
       
   374 	INTT_1		= 0x0001,	// 8168
       
   375 	INTT_2		= 0x0002,	// 8168
       
   376 	INTT_3		= 0x0003,	// 8168
       
   377 
       
   378 	/* rtl8169_PHYstatus */
       
   379 	TBI_Enable	= 0x80,
       
   380 	TxFlowCtrl	= 0x40,
       
   381 	RxFlowCtrl	= 0x20,
       
   382 	_1000bpsF	= 0x10,
       
   383 	_100bps		= 0x08,
       
   384 	_10bps		= 0x04,
       
   385 	LinkStatus	= 0x02,
       
   386 	FullDup		= 0x01,
       
   387 
       
   388 	/* _TBICSRBit */
       
   389 	TBILinkOK	= 0x02000000,
       
   390 
       
   391 	/* DumpCounterCommand */
       
   392 	CounterDump	= 0x8,
       
   393 };
       
   394 
       
   395 enum desc_status_bit {
       
   396 	DescOwn		= (1 << 31), /* Descriptor is owned by NIC */
       
   397 	RingEnd		= (1 << 30), /* End of descriptor ring */
       
   398 	FirstFrag	= (1 << 29), /* First segment of a packet */
       
   399 	LastFrag	= (1 << 28), /* Final segment of a packet */
       
   400 
       
   401 	/* Tx private */
       
   402 	LargeSend	= (1 << 27), /* TCP Large Send Offload (TSO) */
       
   403 	MSSShift	= 16,        /* MSS value position */
       
   404 	MSSMask		= 0xfff,     /* MSS value + LargeSend bit: 12 bits */
       
   405 	IPCS		= (1 << 18), /* Calculate IP checksum */
       
   406 	UDPCS		= (1 << 17), /* Calculate UDP/IP checksum */
       
   407 	TCPCS		= (1 << 16), /* Calculate TCP/IP checksum */
       
   408 	TxVlanTag	= (1 << 17), /* Add VLAN tag */
       
   409 
       
   410 	/* Rx private */
       
   411 	PID1		= (1 << 18), /* Protocol ID bit 1/2 */
       
   412 	PID0		= (1 << 17), /* Protocol ID bit 2/2 */
       
   413 
       
   414 #define RxProtoUDP	(PID1)
       
   415 #define RxProtoTCP	(PID0)
       
   416 #define RxProtoIP	(PID1 | PID0)
       
   417 #define RxProtoMask	RxProtoIP
       
   418 
       
   419 	IPFail		= (1 << 16), /* IP checksum failed */
       
   420 	UDPFail		= (1 << 15), /* UDP/IP checksum failed */
       
   421 	TCPFail		= (1 << 14), /* TCP/IP checksum failed */
       
   422 	RxVlanTag	= (1 << 16), /* VLAN tag available */
       
   423 };
       
   424 
       
   425 #define RsvdMask	0x3fffc000
       
   426 
       
   427 struct TxDesc {
       
   428 	__le32 opts1;
       
   429 	__le32 opts2;
       
   430 	__le64 addr;
       
   431 };
       
   432 
       
   433 struct RxDesc {
       
   434 	__le32 opts1;
       
   435 	__le32 opts2;
       
   436 	__le64 addr;
       
   437 };
       
   438 
       
   439 struct ring_info {
       
   440 	struct sk_buff	*skb;
       
   441 	u32		len;
       
   442 	u8		__pad[sizeof(void *) - sizeof(u32)];
       
   443 };
       
   444 
       
   445 enum features {
       
   446 	RTL_FEATURE_WOL		= (1 << 0),
       
   447 	RTL_FEATURE_MSI		= (1 << 1),
       
   448 	RTL_FEATURE_GMII	= (1 << 2),
       
   449 };
       
   450 
       
   451 struct rtl8169_counters {
       
   452 	__le64	tx_packets;
       
   453 	__le64	rx_packets;
       
   454 	__le64	tx_errors;
       
   455 	__le32	rx_errors;
       
   456 	__le16	rx_missed;
       
   457 	__le16	align_errors;
       
   458 	__le32	tx_one_collision;
       
   459 	__le32	tx_multi_collision;
       
   460 	__le64	rx_unicast;
       
   461 	__le64	rx_broadcast;
       
   462 	__le32	rx_multicast;
       
   463 	__le16	tx_aborted;
       
   464 	__le16	tx_underun;
       
   465 };
       
   466 
       
   467 struct rtl8169_private {
       
   468 	void __iomem *mmio_addr;	/* memory map physical address */
       
   469 	struct pci_dev *pci_dev;	/* Index of PCI device */
       
   470 	struct net_device *dev;
       
   471 	struct napi_struct napi;
       
   472 	spinlock_t lock;		/* spin lock flag */
       
   473 	u32 msg_enable;
       
   474 	int chipset;
       
   475 	int mac_version;
       
   476 	u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */
       
   477 	u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */
       
   478 	u32 dirty_rx;
       
   479 	u32 dirty_tx;
       
   480 	struct TxDesc *TxDescArray;	/* 256-aligned Tx descriptor ring */
       
   481 	struct RxDesc *RxDescArray;	/* 256-aligned Rx descriptor ring */
       
   482 	dma_addr_t TxPhyAddr;
       
   483 	dma_addr_t RxPhyAddr;
       
   484 	struct sk_buff *Rx_skbuff[NUM_RX_DESC];	/* Rx data buffers */
       
   485 	struct ring_info tx_skb[NUM_TX_DESC];	/* Tx data buffers */
       
   486 	unsigned align;
       
   487 	unsigned rx_buf_sz;
       
   488 	struct timer_list timer;
       
   489 	u16 cp_cmd;
       
   490 	u16 intr_event;
       
   491 	u16 napi_event;
       
   492 	u16 intr_mask;
       
   493 	int phy_1000_ctrl_reg;
       
   494 #ifdef CONFIG_R8169_VLAN
       
   495 	struct vlan_group *vlgrp;
       
   496 #endif
       
   497 	int (*set_speed)(struct net_device *, u8 autoneg, u16 speed, u8 duplex);
       
   498 	int (*get_settings)(struct net_device *, struct ethtool_cmd *);
       
   499 	void (*phy_reset_enable)(void __iomem *);
       
   500 	void (*hw_start)(struct net_device *);
       
   501 	unsigned int (*phy_reset_pending)(void __iomem *);
       
   502 	unsigned int (*link_ok)(void __iomem *);
       
   503 	int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd);
       
   504 	int pcie_cap;
       
   505 	struct delayed_work task;
       
   506 	unsigned features;
       
   507 
       
   508 	struct mii_if_info mii;
       
   509 	struct rtl8169_counters counters;
       
   510 
       
   511 	ec_device_t *ecdev;
       
   512 	unsigned long ec_watchdog_jiffies;
       
   513 };
       
   514 
       
   515 MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
       
   516 MODULE_DESCRIPTION("EtherCAT-capable RealTek RTL-8169 Gigabit Ethernet driver");
       
   517 module_param(rx_copybreak, int, 0);
       
   518 MODULE_PARM_DESC(rx_copybreak, "Copy breakpoint for copy-only-tiny-frames");
       
   519 module_param(use_dac, int, 0);
       
   520 MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot.");
       
   521 module_param_named(debug, debug.msg_enable, int, 0);
       
   522 MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)");
       
   523 MODULE_LICENSE("GPL");
       
   524 MODULE_VERSION(EC_MASTER_VERSION);
       
   525 
       
   526 static int rtl8169_open(struct net_device *dev);
       
   527 static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
       
   528 				      struct net_device *dev);
       
   529 static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance);
       
   530 static int rtl8169_init_ring(struct net_device *dev);
       
   531 static void rtl_hw_start(struct net_device *dev);
       
   532 static int rtl8169_close(struct net_device *dev);
       
   533 static void rtl_set_rx_mode(struct net_device *dev);
       
   534 static void rtl8169_tx_timeout(struct net_device *dev);
       
   535 static struct net_device_stats *rtl8169_get_stats(struct net_device *dev);
       
   536 static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *,
       
   537 				void __iomem *, u32 budget);
       
   538 static int rtl8169_change_mtu(struct net_device *dev, int new_mtu);
       
   539 static void rtl8169_down(struct net_device *dev);
       
   540 static void rtl8169_rx_clear(struct rtl8169_private *tp);
       
   541 static void ec_poll(struct net_device *dev);
       
   542 static int rtl8169_poll(struct napi_struct *napi, int budget);
       
   543 
       
   544 static const unsigned int rtl8169_rx_config =
       
   545 	(RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift);
       
   546 
       
   547 static void mdio_write(void __iomem *ioaddr, int reg_addr, int value)
       
   548 {
       
   549 	int i;
       
   550 
       
   551 	RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff));
       
   552 
       
   553 	for (i = 20; i > 0; i--) {
       
   554 		/*
       
   555 		 * Check if the RTL8169 has completed writing to the specified
       
   556 		 * MII register.
       
   557 		 */
       
   558 		if (!(RTL_R32(PHYAR) & 0x80000000))
       
   559 			break;
       
   560 		udelay(25);
       
   561 	}
       
   562 }
       
   563 
       
   564 static int mdio_read(void __iomem *ioaddr, int reg_addr)
       
   565 {
       
   566 	int i, value = -1;
       
   567 
       
   568 	RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16);
       
   569 
       
   570 	for (i = 20; i > 0; i--) {
       
   571 		/*
       
   572 		 * Check if the RTL8169 has completed retrieving data from
       
   573 		 * the specified MII register.
       
   574 		 */
       
   575 		if (RTL_R32(PHYAR) & 0x80000000) {
       
   576 			value = RTL_R32(PHYAR) & 0xffff;
       
   577 			break;
       
   578 		}
       
   579 		udelay(25);
       
   580 	}
       
   581 	return value;
       
   582 }
       
   583 
       
   584 static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value)
       
   585 {
       
   586 	mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value);
       
   587 }
       
   588 
       
   589 static void mdio_plus_minus(void __iomem *ioaddr, int reg_addr, int p, int m)
       
   590 {
       
   591 	int val;
       
   592 
       
   593 	val = mdio_read(ioaddr, reg_addr);
       
   594 	mdio_write(ioaddr, reg_addr, (val | p) & ~m);
       
   595 }
       
   596 
       
   597 static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
       
   598 			   int val)
       
   599 {
       
   600 	struct rtl8169_private *tp = netdev_priv(dev);
       
   601 	void __iomem *ioaddr = tp->mmio_addr;
       
   602 
       
   603 	mdio_write(ioaddr, location, val);
       
   604 }
       
   605 
       
   606 static int rtl_mdio_read(struct net_device *dev, int phy_id, int location)
       
   607 {
       
   608 	struct rtl8169_private *tp = netdev_priv(dev);
       
   609 	void __iomem *ioaddr = tp->mmio_addr;
       
   610 
       
   611 	return mdio_read(ioaddr, location);
       
   612 }
       
   613 
       
   614 static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value)
       
   615 {
       
   616 	unsigned int i;
       
   617 
       
   618 	RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) |
       
   619 		(reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
       
   620 
       
   621 	for (i = 0; i < 100; i++) {
       
   622 		if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG))
       
   623 			break;
       
   624 		udelay(10);
       
   625 	}
       
   626 }
       
   627 
       
   628 static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr)
       
   629 {
       
   630 	u16 value = 0xffff;
       
   631 	unsigned int i;
       
   632 
       
   633 	RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
       
   634 
       
   635 	for (i = 0; i < 100; i++) {
       
   636 		if (RTL_R32(EPHYAR) & EPHYAR_FLAG) {
       
   637 			value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK;
       
   638 			break;
       
   639 		}
       
   640 		udelay(10);
       
   641 	}
       
   642 
       
   643 	return value;
       
   644 }
       
   645 
       
   646 static void rtl_csi_write(void __iomem *ioaddr, int addr, int value)
       
   647 {
       
   648 	unsigned int i;
       
   649 
       
   650 	RTL_W32(CSIDR, value);
       
   651 	RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) |
       
   652 		CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
       
   653 
       
   654 	for (i = 0; i < 100; i++) {
       
   655 		if (!(RTL_R32(CSIAR) & CSIAR_FLAG))
       
   656 			break;
       
   657 		udelay(10);
       
   658 	}
       
   659 }
       
   660 
       
   661 static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
       
   662 {
       
   663 	u32 value = ~0x00;
       
   664 	unsigned int i;
       
   665 
       
   666 	RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) |
       
   667 		CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);
       
   668 
       
   669 	for (i = 0; i < 100; i++) {
       
   670 		if (RTL_R32(CSIAR) & CSIAR_FLAG) {
       
   671 			value = RTL_R32(CSIDR);
       
   672 			break;
       
   673 		}
       
   674 		udelay(10);
       
   675 	}
       
   676 
       
   677 	return value;
       
   678 }
       
   679 
       
   680 static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr)
       
   681 {
       
   682 	u8 value = 0xff;
       
   683 	unsigned int i;
       
   684 
       
   685 	RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);
       
   686 
       
   687 	for (i = 0; i < 300; i++) {
       
   688 		if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) {
       
   689 			value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK;
       
   690 			break;
       
   691 		}
       
   692 		udelay(100);
       
   693 	}
       
   694 
       
   695 	return value;
       
   696 }
       
   697 
       
   698 static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
       
   699 {
       
   700 	RTL_W16(IntrMask, 0x0000);
       
   701 
       
   702 	RTL_W16(IntrStatus, 0xffff);
       
   703 }
       
   704 
       
   705 static void rtl8169_asic_down(void __iomem *ioaddr)
       
   706 {
       
   707 	RTL_W8(ChipCmd, 0x00);
       
   708 	rtl8169_irq_mask_and_ack(ioaddr);
       
   709 	RTL_R16(CPlusCmd);
       
   710 }
       
   711 
       
   712 static unsigned int rtl8169_tbi_reset_pending(void __iomem *ioaddr)
       
   713 {
       
   714 	return RTL_R32(TBICSR) & TBIReset;
       
   715 }
       
   716 
       
   717 static unsigned int rtl8169_xmii_reset_pending(void __iomem *ioaddr)
       
   718 {
       
   719 	return mdio_read(ioaddr, MII_BMCR) & BMCR_RESET;
       
   720 }
       
   721 
       
   722 static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr)
       
   723 {
       
   724 	return RTL_R32(TBICSR) & TBILinkOk;
       
   725 }
       
   726 
       
   727 static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr)
       
   728 {
       
   729 	return RTL_R8(PHYstatus) & LinkStatus;
       
   730 }
       
   731 
       
   732 static void rtl8169_tbi_reset_enable(void __iomem *ioaddr)
       
   733 {
       
   734 	RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset);
       
   735 }
       
   736 
       
   737 static void rtl8169_xmii_reset_enable(void __iomem *ioaddr)
       
   738 {
       
   739 	unsigned int val;
       
   740 
       
   741 	val = mdio_read(ioaddr, MII_BMCR) | BMCR_RESET;
       
   742 	mdio_write(ioaddr, MII_BMCR, val & 0xffff);
       
   743 }
       
   744 
       
   745 static void rtl8169_check_link_status(struct net_device *dev,
       
   746 				      struct rtl8169_private *tp,
       
   747 				      void __iomem *ioaddr)
       
   748 {
       
   749 	unsigned long flags;
       
   750 
       
   751 	if (tp->ecdev) {
       
   752 		ecdev_set_link(tp->ecdev, tp->link_ok(ioaddr) ? 1 : 0);
       
   753 	} else {
       
   754 		spin_lock_irqsave(&tp->lock, flags);
       
   755 		if (tp->link_ok(ioaddr)) {
       
   756 			netif_carrier_on(dev);
       
   757 			if (netif_msg_ifup(tp))
       
   758 				printk(KERN_INFO PFX "%s: link up\n", dev->name);
       
   759 		} else {
       
   760 			if (netif_msg_ifdown(tp))
       
   761 				printk(KERN_INFO PFX "%s: link down\n", dev->name);
       
   762 			netif_carrier_off(dev);
       
   763 		}
       
   764 		spin_unlock_irqrestore(&tp->lock, flags);
       
   765 	}
       
   766 }
       
   767 
       
   768 static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
       
   769 {
       
   770 	struct rtl8169_private *tp = netdev_priv(dev);
       
   771 	void __iomem *ioaddr = tp->mmio_addr;
       
   772 	u8 options;
       
   773 
       
   774 	wol->wolopts = 0;
       
   775 
       
   776 #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)
       
   777 	wol->supported = WAKE_ANY;
       
   778 
       
   779 	spin_lock_irq(&tp->lock);
       
   780 
       
   781 	options = RTL_R8(Config1);
       
   782 	if (!(options & PMEnable))
       
   783 		goto out_unlock;
       
   784 
       
   785 	options = RTL_R8(Config3);
       
   786 	if (options & LinkUp)
       
   787 		wol->wolopts |= WAKE_PHY;
       
   788 	if (options & MagicPacket)
       
   789 		wol->wolopts |= WAKE_MAGIC;
       
   790 
       
   791 	options = RTL_R8(Config5);
       
   792 	if (options & UWF)
       
   793 		wol->wolopts |= WAKE_UCAST;
       
   794 	if (options & BWF)
       
   795 		wol->wolopts |= WAKE_BCAST;
       
   796 	if (options & MWF)
       
   797 		wol->wolopts |= WAKE_MCAST;
       
   798 
       
   799 out_unlock:
       
   800 	spin_unlock_irq(&tp->lock);
       
   801 }
       
   802 
       
   803 static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
       
   804 {
       
   805 	struct rtl8169_private *tp = netdev_priv(dev);
       
   806 	void __iomem *ioaddr = tp->mmio_addr;
       
   807 	unsigned int i;
       
   808 	static struct {
       
   809 		u32 opt;
       
   810 		u16 reg;
       
   811 		u8  mask;
       
   812 	} cfg[] = {
       
   813 		{ WAKE_ANY,   Config1, PMEnable },
       
   814 		{ WAKE_PHY,   Config3, LinkUp },
       
   815 		{ WAKE_MAGIC, Config3, MagicPacket },
       
   816 		{ WAKE_UCAST, Config5, UWF },
       
   817 		{ WAKE_BCAST, Config5, BWF },
       
   818 		{ WAKE_MCAST, Config5, MWF },
       
   819 		{ WAKE_ANY,   Config5, LanWake }
       
   820 	};
       
   821 
       
   822 	spin_lock_irq(&tp->lock);
       
   823 
       
   824 	RTL_W8(Cfg9346, Cfg9346_Unlock);
       
   825 
       
   826 	for (i = 0; i < ARRAY_SIZE(cfg); i++) {
       
   827 		u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask;
       
   828 		if (wol->wolopts & cfg[i].opt)
       
   829 			options |= cfg[i].mask;
       
   830 		RTL_W8(cfg[i].reg, options);
       
   831 	}
       
   832 
       
   833 	RTL_W8(Cfg9346, Cfg9346_Lock);
       
   834 
       
   835 	if (wol->wolopts)
       
   836 		tp->features |= RTL_FEATURE_WOL;
       
   837 	else
       
   838 		tp->features &= ~RTL_FEATURE_WOL;
       
   839 	device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts);
       
   840 
       
   841 	spin_unlock_irq(&tp->lock);
       
   842 
       
   843 	return 0;
       
   844 }
       
   845 
       
   846 static void rtl8169_get_drvinfo(struct net_device *dev,
       
   847 				struct ethtool_drvinfo *info)
       
   848 {
       
   849 	struct rtl8169_private *tp = netdev_priv(dev);
       
   850 
       
   851 	strcpy(info->driver, MODULENAME);
       
   852 	strcpy(info->version, RTL8169_VERSION);
       
   853 	strcpy(info->bus_info, pci_name(tp->pci_dev));
       
   854 }
       
   855 
       
   856 static int rtl8169_get_regs_len(struct net_device *dev)
       
   857 {
       
   858 	return R8169_REGS_SIZE;
       
   859 }
       
   860 
       
   861 static int rtl8169_set_speed_tbi(struct net_device *dev,
       
   862 				 u8 autoneg, u16 speed, u8 duplex)
       
   863 {
       
   864 	struct rtl8169_private *tp = netdev_priv(dev);
       
   865 	void __iomem *ioaddr = tp->mmio_addr;
       
   866 	int ret = 0;
       
   867 	u32 reg;
       
   868 
       
   869 	reg = RTL_R32(TBICSR);
       
   870 	if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) &&
       
   871 	    (duplex == DUPLEX_FULL)) {
       
   872 		RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart));
       
   873 	} else if (autoneg == AUTONEG_ENABLE)
       
   874 		RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart);
       
   875 	else {
       
   876 		if (netif_msg_link(tp)) {
       
   877 			printk(KERN_WARNING "%s: "
       
   878 			       "incorrect speed setting refused in TBI mode\n",
       
   879 			       dev->name);
       
   880 		}
       
   881 		ret = -EOPNOTSUPP;
       
   882 	}
       
   883 
       
   884 	return ret;
       
   885 }
       
   886 
       
   887 static int rtl8169_set_speed_xmii(struct net_device *dev,
       
   888 				  u8 autoneg, u16 speed, u8 duplex)
       
   889 {
       
   890 	struct rtl8169_private *tp = netdev_priv(dev);
       
   891 	void __iomem *ioaddr = tp->mmio_addr;
       
   892 	int giga_ctrl, bmcr;
       
   893 
       
   894 	if (autoneg == AUTONEG_ENABLE) {
       
   895 		int auto_nego;
       
   896 
       
   897 		auto_nego = mdio_read(ioaddr, MII_ADVERTISE);
       
   898 		auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL |
       
   899 			      ADVERTISE_100HALF | ADVERTISE_100FULL);
       
   900 		auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
       
   901 
       
   902 		giga_ctrl = mdio_read(ioaddr, MII_CTRL1000);
       
   903 		giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
       
   904 
       
   905 		/* The 8100e/8101e/8102e do Fast Ethernet only. */
       
   906 		if ((tp->mac_version != RTL_GIGA_MAC_VER_07) &&
       
   907 		    (tp->mac_version != RTL_GIGA_MAC_VER_08) &&
       
   908 		    (tp->mac_version != RTL_GIGA_MAC_VER_09) &&
       
   909 		    (tp->mac_version != RTL_GIGA_MAC_VER_10) &&
       
   910 		    (tp->mac_version != RTL_GIGA_MAC_VER_13) &&
       
   911 		    (tp->mac_version != RTL_GIGA_MAC_VER_14) &&
       
   912 		    (tp->mac_version != RTL_GIGA_MAC_VER_15) &&
       
   913 		    (tp->mac_version != RTL_GIGA_MAC_VER_16)) {
       
   914 			giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
       
   915 		} else if (netif_msg_link(tp)) {
       
   916 			printk(KERN_INFO "%s: PHY does not support 1000Mbps.\n",
       
   917 			       dev->name);
       
   918 		}
       
   919 
       
   920 		bmcr = BMCR_ANENABLE | BMCR_ANRESTART;
       
   921 
       
   922 		if ((tp->mac_version == RTL_GIGA_MAC_VER_11) ||
       
   923 		    (tp->mac_version == RTL_GIGA_MAC_VER_12) ||
       
   924 		    (tp->mac_version >= RTL_GIGA_MAC_VER_17)) {
       
   925 			/*
       
   926 			 * Wake up the PHY.
       
   927 			 * Vendor specific (0x1f) and reserved (0x0e) MII
       
   928 			 * registers.
       
   929 			 */
       
   930 			mdio_write(ioaddr, 0x1f, 0x0000);
       
   931 			mdio_write(ioaddr, 0x0e, 0x0000);
       
   932 		}
       
   933 
       
   934 		mdio_write(ioaddr, MII_ADVERTISE, auto_nego);
       
   935 		mdio_write(ioaddr, MII_CTRL1000, giga_ctrl);
       
   936 	} else {
       
   937 		giga_ctrl = 0;
       
   938 
       
   939 		if (speed == SPEED_10)
       
   940 			bmcr = 0;
       
   941 		else if (speed == SPEED_100)
       
   942 			bmcr = BMCR_SPEED100;
       
   943 		else
       
   944 			return -EINVAL;
       
   945 
       
   946 		if (duplex == DUPLEX_FULL)
       
   947 			bmcr |= BMCR_FULLDPLX;
       
   948 
       
   949 		mdio_write(ioaddr, 0x1f, 0x0000);
       
   950 	}
       
   951 
       
   952 	tp->phy_1000_ctrl_reg = giga_ctrl;
       
   953 
       
   954 	mdio_write(ioaddr, MII_BMCR, bmcr);
       
   955 
       
   956 	if ((tp->mac_version == RTL_GIGA_MAC_VER_02) ||
       
   957 	    (tp->mac_version == RTL_GIGA_MAC_VER_03)) {
       
   958 		if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) {
       
   959 			mdio_write(ioaddr, 0x17, 0x2138);
       
   960 			mdio_write(ioaddr, 0x0e, 0x0260);
       
   961 		} else {
       
   962 			mdio_write(ioaddr, 0x17, 0x2108);
       
   963 			mdio_write(ioaddr, 0x0e, 0x0000);
       
   964 		}
       
   965 	}
       
   966 
       
   967 	return 0;
       
   968 }
       
   969 
       
   970 static int rtl8169_set_speed(struct net_device *dev,
       
   971 			     u8 autoneg, u16 speed, u8 duplex)
       
   972 {
       
   973 	struct rtl8169_private *tp = netdev_priv(dev);
       
   974 	int ret;
       
   975 
       
   976 	ret = tp->set_speed(dev, autoneg, speed, duplex);
       
   977 
       
   978 	if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL))
       
   979 		mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT);
       
   980 
       
   981 	return ret;
       
   982 }
       
   983 
       
   984 static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
       
   985 {
       
   986 	struct rtl8169_private *tp = netdev_priv(dev);
       
   987 	unsigned long flags;
       
   988 	int ret;
       
   989 
       
   990 	spin_lock_irqsave(&tp->lock, flags);
       
   991 	ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex);
       
   992 	spin_unlock_irqrestore(&tp->lock, flags);
       
   993 
       
   994 	return ret;
       
   995 }
       
   996 
       
   997 static u32 rtl8169_get_rx_csum(struct net_device *dev)
       
   998 {
       
   999 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1000 
       
  1001 	return tp->cp_cmd & RxChkSum;
       
  1002 }
       
  1003 
       
  1004 static int rtl8169_set_rx_csum(struct net_device *dev, u32 data)
       
  1005 {
       
  1006 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1007 	void __iomem *ioaddr = tp->mmio_addr;
       
  1008 	unsigned long flags;
       
  1009 
       
  1010 	spin_lock_irqsave(&tp->lock, flags);
       
  1011 
       
  1012 	if (data)
       
  1013 		tp->cp_cmd |= RxChkSum;
       
  1014 	else
       
  1015 		tp->cp_cmd &= ~RxChkSum;
       
  1016 
       
  1017 	RTL_W16(CPlusCmd, tp->cp_cmd);
       
  1018 	RTL_R16(CPlusCmd);
       
  1019 
       
  1020 	spin_unlock_irqrestore(&tp->lock, flags);
       
  1021 
       
  1022 	return 0;
       
  1023 }
       
  1024 
       
  1025 #ifdef CONFIG_R8169_VLAN
       
  1026 
       
  1027 static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
       
  1028 				      struct sk_buff *skb)
       
  1029 {
       
  1030 	return (tp->vlgrp && vlan_tx_tag_present(skb)) ?
       
  1031 		TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00;
       
  1032 }
       
  1033 
       
  1034 static void rtl8169_vlan_rx_register(struct net_device *dev,
       
  1035 				     struct vlan_group *grp)
       
  1036 {
       
  1037 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1038 	void __iomem *ioaddr = tp->mmio_addr;
       
  1039 	unsigned long flags;
       
  1040 
       
  1041 	spin_lock_irqsave(&tp->lock, flags);
       
  1042 	tp->vlgrp = grp;
       
  1043 	/*
       
  1044 	 * Do not disable RxVlan on 8110SCd.
       
  1045 	 */
       
  1046 	if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05))
       
  1047 		tp->cp_cmd |= RxVlan;
       
  1048 	else
       
  1049 		tp->cp_cmd &= ~RxVlan;
       
  1050 	RTL_W16(CPlusCmd, tp->cp_cmd);
       
  1051 	RTL_R16(CPlusCmd);
       
  1052 	spin_unlock_irqrestore(&tp->lock, flags);
       
  1053 }
       
  1054 
       
  1055 static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
       
  1056 			       struct sk_buff *skb)
       
  1057 {
       
  1058 	u32 opts2 = le32_to_cpu(desc->opts2);
       
  1059 	struct vlan_group *vlgrp = tp->vlgrp;
       
  1060 	int ret;
       
  1061 
       
  1062 	if (vlgrp && (opts2 & RxVlanTag)) {
       
  1063 		vlan_hwaccel_receive_skb(skb, vlgrp, swab16(opts2 & 0xffff));
       
  1064 		ret = 0;
       
  1065 	} else
       
  1066 		ret = -1;
       
  1067 	desc->opts2 = 0;
       
  1068 	return ret;
       
  1069 }
       
  1070 
       
  1071 #else /* !CONFIG_R8169_VLAN */
       
  1072 
       
  1073 static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
       
  1074 				      struct sk_buff *skb)
       
  1075 {
       
  1076 	return 0;
       
  1077 }
       
  1078 
       
  1079 static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
       
  1080 			       struct sk_buff *skb)
       
  1081 {
       
  1082 	return -1;
       
  1083 }
       
  1084 
       
  1085 #endif
       
  1086 
       
  1087 static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
       
  1088 {
       
  1089 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1090 	void __iomem *ioaddr = tp->mmio_addr;
       
  1091 	u32 status;
       
  1092 
       
  1093 	cmd->supported =
       
  1094 		SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE;
       
  1095 	cmd->port = PORT_FIBRE;
       
  1096 	cmd->transceiver = XCVR_INTERNAL;
       
  1097 
       
  1098 	status = RTL_R32(TBICSR);
       
  1099 	cmd->advertising = (status & TBINwEnable) ?  ADVERTISED_Autoneg : 0;
       
  1100 	cmd->autoneg = !!(status & TBINwEnable);
       
  1101 
       
  1102 	cmd->speed = SPEED_1000;
       
  1103 	cmd->duplex = DUPLEX_FULL; /* Always set */
       
  1104 
       
  1105 	return 0;
       
  1106 }
       
  1107 
       
  1108 static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd)
       
  1109 {
       
  1110 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1111 
       
  1112 	return mii_ethtool_gset(&tp->mii, cmd);
       
  1113 }
       
  1114 
       
  1115 static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
       
  1116 {
       
  1117 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1118 	unsigned long flags;
       
  1119 	int rc;
       
  1120 
       
  1121 	spin_lock_irqsave(&tp->lock, flags);
       
  1122 
       
  1123 	rc = tp->get_settings(dev, cmd);
       
  1124 
       
  1125 	spin_unlock_irqrestore(&tp->lock, flags);
       
  1126 	return rc;
       
  1127 }
       
  1128 
       
  1129 static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs,
       
  1130 			     void *p)
       
  1131 {
       
  1132 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1133 	unsigned long flags;
       
  1134 
       
  1135 	if (regs->len > R8169_REGS_SIZE)
       
  1136 		regs->len = R8169_REGS_SIZE;
       
  1137 
       
  1138 	spin_lock_irqsave(&tp->lock, flags);
       
  1139 	memcpy_fromio(p, tp->mmio_addr, regs->len);
       
  1140 	spin_unlock_irqrestore(&tp->lock, flags);
       
  1141 }
       
  1142 
       
  1143 static u32 rtl8169_get_msglevel(struct net_device *dev)
       
  1144 {
       
  1145 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1146 
       
  1147 	return tp->msg_enable;
       
  1148 }
       
  1149 
       
  1150 static void rtl8169_set_msglevel(struct net_device *dev, u32 value)
       
  1151 {
       
  1152 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1153 
       
  1154 	tp->msg_enable = value;
       
  1155 }
       
  1156 
       
  1157 static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = {
       
  1158 	"tx_packets",
       
  1159 	"rx_packets",
       
  1160 	"tx_errors",
       
  1161 	"rx_errors",
       
  1162 	"rx_missed",
       
  1163 	"align_errors",
       
  1164 	"tx_single_collisions",
       
  1165 	"tx_multi_collisions",
       
  1166 	"unicast",
       
  1167 	"broadcast",
       
  1168 	"multicast",
       
  1169 	"tx_aborted",
       
  1170 	"tx_underrun",
       
  1171 };
       
  1172 
       
  1173 static int rtl8169_get_sset_count(struct net_device *dev, int sset)
       
  1174 {
       
  1175 	switch (sset) {
       
  1176 	case ETH_SS_STATS:
       
  1177 		return ARRAY_SIZE(rtl8169_gstrings);
       
  1178 	default:
       
  1179 		return -EOPNOTSUPP;
       
  1180 	}
       
  1181 }
       
  1182 
       
  1183 static void rtl8169_update_counters(struct net_device *dev)
       
  1184 {
       
  1185 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1186 	void __iomem *ioaddr = tp->mmio_addr;
       
  1187 	struct rtl8169_counters *counters;
       
  1188 	dma_addr_t paddr;
       
  1189 	u32 cmd;
       
  1190 	int wait = 1000;
       
  1191 
       
  1192 	/*
       
  1193 	 * Some chips are unable to dump tally counters when the receiver
       
  1194 	 * is disabled.
       
  1195 	 */
       
  1196 	if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0)
       
  1197 		return;
       
  1198 
       
  1199 	counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr);
       
  1200 	if (!counters)
       
  1201 		return;
       
  1202 
       
  1203 	RTL_W32(CounterAddrHigh, (u64)paddr >> 32);
       
  1204 	cmd = (u64)paddr & DMA_BIT_MASK(32);
       
  1205 	RTL_W32(CounterAddrLow, cmd);
       
  1206 	RTL_W32(CounterAddrLow, cmd | CounterDump);
       
  1207 
       
  1208 	while (wait--) {
       
  1209 		if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) {
       
  1210 			/* copy updated counters */
       
  1211 			memcpy(&tp->counters, counters, sizeof(*counters));
       
  1212 			break;
       
  1213 		}
       
  1214 		udelay(10);
       
  1215 	}
       
  1216 
       
  1217 	RTL_W32(CounterAddrLow, 0);
       
  1218 	RTL_W32(CounterAddrHigh, 0);
       
  1219 
       
  1220 	pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr);
       
  1221 }
       
  1222 
       
  1223 static void rtl8169_get_ethtool_stats(struct net_device *dev,
       
  1224 				      struct ethtool_stats *stats, u64 *data)
       
  1225 {
       
  1226 	struct rtl8169_private *tp = netdev_priv(dev);
       
  1227 
       
  1228 	ASSERT_RTNL();
       
  1229 
       
  1230 	rtl8169_update_counters(dev);
       
  1231 
       
  1232 	data[0] = le64_to_cpu(tp->counters.tx_packets);
       
  1233 	data[1] = le64_to_cpu(tp->counters.rx_packets);
       
  1234 	data[2] = le64_to_cpu(tp->counters.tx_errors);
       
  1235 	data[3] = le32_to_cpu(tp->counters.rx_errors);
       
  1236 	data[4] = le16_to_cpu(tp->counters.rx_missed);
       
  1237 	data[5] = le16_to_cpu(tp->counters.align_errors);
       
  1238 	data[6] = le32_to_cpu(tp->counters.tx_one_collision);
       
  1239 	data[7] = le32_to_cpu(tp->counters.tx_multi_collision);
       
  1240 	data[8] = le64_to_cpu(tp->counters.rx_unicast);
       
  1241 	data[9] = le64_to_cpu(tp->counters.rx_broadcast);
       
  1242 	data[10] = le32_to_cpu(tp->counters.rx_multicast);
       
  1243 	data[11] = le16_to_cpu(tp->counters.tx_aborted);
       
  1244 	data[12] = le16_to_cpu(tp->counters.tx_underun);
       
  1245 }
       
  1246 
       
  1247 static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
       
  1248 {
       
  1249 	switch(stringset) {
       
  1250 	case ETH_SS_STATS:
       
  1251 		memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings));
       
  1252 		break;
       
  1253 	}
       
  1254 }
       
  1255 
       
  1256 static const struct ethtool_ops rtl8169_ethtool_ops = {
       
  1257 	.get_drvinfo		= rtl8169_get_drvinfo,
       
  1258 	.get_regs_len		= rtl8169_get_regs_len,
       
  1259 	.get_link		= ethtool_op_get_link,
       
  1260 	.get_settings		= rtl8169_get_settings,
       
  1261 	.set_settings		= rtl8169_set_settings,
       
  1262 	.get_msglevel		= rtl8169_get_msglevel,
       
  1263 	.set_msglevel		= rtl8169_set_msglevel,
       
  1264 	.get_rx_csum		= rtl8169_get_rx_csum,
       
  1265 	.set_rx_csum		= rtl8169_set_rx_csum,
       
  1266 	.set_tx_csum		= ethtool_op_set_tx_csum,
       
  1267 	.set_sg			= ethtool_op_set_sg,
       
  1268 	.set_tso		= ethtool_op_set_tso,
       
  1269 	.get_regs		= rtl8169_get_regs,
       
  1270 	.get_wol		= rtl8169_get_wol,
       
  1271 	.set_wol		= rtl8169_set_wol,
       
  1272 	.get_strings		= rtl8169_get_strings,
       
  1273 	.get_sset_count		= rtl8169_get_sset_count,
       
  1274 	.get_ethtool_stats	= rtl8169_get_ethtool_stats,
       
  1275 };
       
  1276 
       
  1277 static void rtl8169_get_mac_version(struct rtl8169_private *tp,
       
  1278 				    void __iomem *ioaddr)
       
  1279 {
       
  1280 	/*
       
  1281 	 * The driver currently handles the 8168Bf and the 8168Be identically
       
  1282 	 * but they can be identified more specifically through the test below
       
  1283 	 * if needed:
       
  1284 	 *
       
  1285 	 * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be
       
  1286 	 *
       
  1287 	 * Same thing for the 8101Eb and the 8101Ec:
       
  1288 	 *
       
  1289 	 * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec
       
  1290 	 */
       
  1291 	const struct {
       
  1292 		u32 mask;
       
  1293 		u32 val;
       
  1294 		int mac_version;
       
  1295 	} mac_info[] = {
       
  1296 		/* 8168D family. */
       
  1297 		{ 0x7cf00000, 0x28300000,	RTL_GIGA_MAC_VER_26 },
       
  1298 		{ 0x7cf00000, 0x28100000,	RTL_GIGA_MAC_VER_25 },
       
  1299 		{ 0x7c800000, 0x28800000,	RTL_GIGA_MAC_VER_27 },
       
  1300 		{ 0x7c800000, 0x28000000,	RTL_GIGA_MAC_VER_26 },
       
  1301 
       
  1302 		/* 8168C family. */
       
  1303 		{ 0x7cf00000, 0x3ca00000,	RTL_GIGA_MAC_VER_24 },
       
  1304 		{ 0x7cf00000, 0x3c900000,	RTL_GIGA_MAC_VER_23 },
       
  1305 		{ 0x7cf00000, 0x3c800000,	RTL_GIGA_MAC_VER_18 },
       
  1306 		{ 0x7c800000, 0x3c800000,	RTL_GIGA_MAC_VER_24 },
       
  1307 		{ 0x7cf00000, 0x3c000000,	RTL_GIGA_MAC_VER_19 },
       
  1308 		{ 0x7cf00000, 0x3c200000,	RTL_GIGA_MAC_VER_20 },
       
  1309 		{ 0x7cf00000, 0x3c300000,	RTL_GIGA_MAC_VER_21 },
       
  1310 		{ 0x7cf00000, 0x3c400000,	RTL_GIGA_MAC_VER_22 },
       
  1311 		{ 0x7c800000, 0x3c000000,	RTL_GIGA_MAC_VER_22 },
       
  1312 
       
  1313 		/* 8168B family. */
       
  1314 		{ 0x7cf00000, 0x38000000,	RTL_GIGA_MAC_VER_12 },
       
  1315 		{ 0x7cf00000, 0x38500000,	RTL_GIGA_MAC_VER_17 },
       
  1316 		{ 0x7c800000, 0x38000000,	RTL_GIGA_MAC_VER_17 },
       
  1317 		{ 0x7c800000, 0x30000000,	RTL_GIGA_MAC_VER_11 },
       
  1318 
       
  1319 		/* 8101 family. */
       
  1320 		{ 0x7cf00000, 0x34a00000,	RTL_GIGA_MAC_VER_09 },
       
  1321 		{ 0x7cf00000, 0x24a00000,	RTL_GIGA_MAC_VER_09 },
       
  1322 		{ 0x7cf00000, 0x34900000,	RTL_GIGA_MAC_VER_08 },
       
  1323 		{ 0x7cf00000, 0x24900000,	RTL_GIGA_MAC_VER_08 },
       
  1324 		{ 0x7cf00000, 0x34800000,	RTL_GIGA_MAC_VER_07 },
       
  1325 		{ 0x7cf00000, 0x24800000,	RTL_GIGA_MAC_VER_07 },
       
  1326 		{ 0x7cf00000, 0x34000000,	RTL_GIGA_MAC_VER_13 },
       
  1327 		{ 0x7cf00000, 0x34300000,	RTL_GIGA_MAC_VER_10 },
       
  1328 		{ 0x7cf00000, 0x34200000,	RTL_GIGA_MAC_VER_16 },
       
  1329 		{ 0x7c800000, 0x34800000,	RTL_GIGA_MAC_VER_09 },
       
  1330 		{ 0x7c800000, 0x24800000,	RTL_GIGA_MAC_VER_09 },
       
  1331 		{ 0x7c800000, 0x34000000,	RTL_GIGA_MAC_VER_16 },
       
  1332 		/* FIXME: where did these entries come from ? -- FR */
       
  1333 		{ 0xfc800000, 0x38800000,	RTL_GIGA_MAC_VER_15 },
       
  1334 		{ 0xfc800000, 0x30800000,	RTL_GIGA_MAC_VER_14 },
       
  1335 
       
  1336 		/* 8110 family. */
       
  1337 		{ 0xfc800000, 0x98000000,	RTL_GIGA_MAC_VER_06 },
       
  1338 		{ 0xfc800000, 0x18000000,	RTL_GIGA_MAC_VER_05 },
       
  1339 		{ 0xfc800000, 0x10000000,	RTL_GIGA_MAC_VER_04 },
       
  1340 		{ 0xfc800000, 0x04000000,	RTL_GIGA_MAC_VER_03 },
       
  1341 		{ 0xfc800000, 0x00800000,	RTL_GIGA_MAC_VER_02 },
       
  1342 		{ 0xfc800000, 0x00000000,	RTL_GIGA_MAC_VER_01 },
       
  1343 
       
  1344 		/* Catch-all */
       
  1345 		{ 0x00000000, 0x00000000,	RTL_GIGA_MAC_NONE   }
       
  1346 	}, *p = mac_info;
       
  1347 	u32 reg;
       
  1348 
       
  1349 	reg = RTL_R32(TxConfig);
       
  1350 	while ((reg & p->mask) != p->val)
       
  1351 		p++;
       
  1352 	tp->mac_version = p->mac_version;
       
  1353 }
       
  1354 
       
  1355 static void rtl8169_print_mac_version(struct rtl8169_private *tp)
       
  1356 {
       
  1357 	dprintk("mac_version = 0x%02x\n", tp->mac_version);
       
  1358 }
       
  1359 
       
  1360 struct phy_reg {
       
  1361 	u16 reg;
       
  1362 	u16 val;
       
  1363 };
       
  1364 
       
  1365 static void rtl_phy_write(void __iomem *ioaddr, struct phy_reg *regs, int len)
       
  1366 {
       
  1367 	while (len-- > 0) {
       
  1368 		mdio_write(ioaddr, regs->reg, regs->val);
       
  1369 		regs++;
       
  1370 	}
       
  1371 }
       
  1372 
       
  1373 static void rtl8169s_hw_phy_config(void __iomem *ioaddr)
       
  1374 {
       
  1375 	struct phy_reg phy_reg_init[] = {
       
  1376 		{ 0x1f, 0x0001 },
       
  1377 		{ 0x06, 0x006e },
       
  1378 		{ 0x08, 0x0708 },
       
  1379 		{ 0x15, 0x4000 },
       
  1380 		{ 0x18, 0x65c7 },
       
  1381 
       
  1382 		{ 0x1f, 0x0001 },
       
  1383 		{ 0x03, 0x00a1 },
       
  1384 		{ 0x02, 0x0008 },
       
  1385 		{ 0x01, 0x0120 },
       
  1386 		{ 0x00, 0x1000 },
       
  1387 		{ 0x04, 0x0800 },
       
  1388 		{ 0x04, 0x0000 },
       
  1389 
       
  1390 		{ 0x03, 0xff41 },
       
  1391 		{ 0x02, 0xdf60 },
       
  1392 		{ 0x01, 0x0140 },
       
  1393 		{ 0x00, 0x0077 },
       
  1394 		{ 0x04, 0x7800 },
       
  1395 		{ 0x04, 0x7000 },
       
  1396 
       
  1397 		{ 0x03, 0x802f },
       
  1398 		{ 0x02, 0x4f02 },
       
  1399 		{ 0x01, 0x0409 },
       
  1400 		{ 0x00, 0xf0f9 },
       
  1401 		{ 0x04, 0x9800 },
       
  1402 		{ 0x04, 0x9000 },
       
  1403 
       
  1404 		{ 0x03, 0xdf01 },
       
  1405 		{ 0x02, 0xdf20 },
       
  1406 		{ 0x01, 0xff95 },
       
  1407 		{ 0x00, 0xba00 },
       
  1408 		{ 0x04, 0xa800 },
       
  1409 		{ 0x04, 0xa000 },
       
  1410 
       
  1411 		{ 0x03, 0xff41 },
       
  1412 		{ 0x02, 0xdf20 },
       
  1413 		{ 0x01, 0x0140 },
       
  1414 		{ 0x00, 0x00bb },
       
  1415 		{ 0x04, 0xb800 },
       
  1416 		{ 0x04, 0xb000 },
       
  1417 
       
  1418 		{ 0x03, 0xdf41 },
       
  1419 		{ 0x02, 0xdc60 },
       
  1420 		{ 0x01, 0x6340 },
       
  1421 		{ 0x00, 0x007d },
       
  1422 		{ 0x04, 0xd800 },
       
  1423 		{ 0x04, 0xd000 },
       
  1424 
       
  1425 		{ 0x03, 0xdf01 },
       
  1426 		{ 0x02, 0xdf20 },
       
  1427 		{ 0x01, 0x100a },
       
  1428 		{ 0x00, 0xa0ff },
       
  1429 		{ 0x04, 0xf800 },
       
  1430 		{ 0x04, 0xf000 },
       
  1431 
       
  1432 		{ 0x1f, 0x0000 },
       
  1433 		{ 0x0b, 0x0000 },
       
  1434 		{ 0x00, 0x9200 }
       
  1435 	};
       
  1436 
       
  1437 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1438 }
       
  1439 
       
  1440 static void rtl8169sb_hw_phy_config(void __iomem *ioaddr)
       
  1441 {
       
  1442 	struct phy_reg phy_reg_init[] = {
       
  1443 		{ 0x1f, 0x0002 },
       
  1444 		{ 0x01, 0x90d0 },
       
  1445 		{ 0x1f, 0x0000 }
       
  1446 	};
       
  1447 
       
  1448 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1449 }
       
  1450 
       
  1451 static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp,
       
  1452 					   void __iomem *ioaddr)
       
  1453 {
       
  1454 	struct pci_dev *pdev = tp->pci_dev;
       
  1455 	u16 vendor_id, device_id;
       
  1456 
       
  1457 	pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id);
       
  1458 	pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id);
       
  1459 
       
  1460 	if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000))
       
  1461 		return;
       
  1462 
       
  1463 	mdio_write(ioaddr, 0x1f, 0x0001);
       
  1464 	mdio_write(ioaddr, 0x10, 0xf01b);
       
  1465 	mdio_write(ioaddr, 0x1f, 0x0000);
       
  1466 }
       
  1467 
       
  1468 static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp,
       
  1469 				     void __iomem *ioaddr)
       
  1470 {
       
  1471 	struct phy_reg phy_reg_init[] = {
       
  1472 		{ 0x1f, 0x0001 },
       
  1473 		{ 0x04, 0x0000 },
       
  1474 		{ 0x03, 0x00a1 },
       
  1475 		{ 0x02, 0x0008 },
       
  1476 		{ 0x01, 0x0120 },
       
  1477 		{ 0x00, 0x1000 },
       
  1478 		{ 0x04, 0x0800 },
       
  1479 		{ 0x04, 0x9000 },
       
  1480 		{ 0x03, 0x802f },
       
  1481 		{ 0x02, 0x4f02 },
       
  1482 		{ 0x01, 0x0409 },
       
  1483 		{ 0x00, 0xf099 },
       
  1484 		{ 0x04, 0x9800 },
       
  1485 		{ 0x04, 0xa000 },
       
  1486 		{ 0x03, 0xdf01 },
       
  1487 		{ 0x02, 0xdf20 },
       
  1488 		{ 0x01, 0xff95 },
       
  1489 		{ 0x00, 0xba00 },
       
  1490 		{ 0x04, 0xa800 },
       
  1491 		{ 0x04, 0xf000 },
       
  1492 		{ 0x03, 0xdf01 },
       
  1493 		{ 0x02, 0xdf20 },
       
  1494 		{ 0x01, 0x101a },
       
  1495 		{ 0x00, 0xa0ff },
       
  1496 		{ 0x04, 0xf800 },
       
  1497 		{ 0x04, 0x0000 },
       
  1498 		{ 0x1f, 0x0000 },
       
  1499 
       
  1500 		{ 0x1f, 0x0001 },
       
  1501 		{ 0x10, 0xf41b },
       
  1502 		{ 0x14, 0xfb54 },
       
  1503 		{ 0x18, 0xf5c7 },
       
  1504 		{ 0x1f, 0x0000 },
       
  1505 
       
  1506 		{ 0x1f, 0x0001 },
       
  1507 		{ 0x17, 0x0cc0 },
       
  1508 		{ 0x1f, 0x0000 }
       
  1509 	};
       
  1510 
       
  1511 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1512 
       
  1513 	rtl8169scd_hw_phy_config_quirk(tp, ioaddr);
       
  1514 }
       
  1515 
       
  1516 static void rtl8169sce_hw_phy_config(void __iomem *ioaddr)
       
  1517 {
       
  1518 	struct phy_reg phy_reg_init[] = {
       
  1519 		{ 0x1f, 0x0001 },
       
  1520 		{ 0x04, 0x0000 },
       
  1521 		{ 0x03, 0x00a1 },
       
  1522 		{ 0x02, 0x0008 },
       
  1523 		{ 0x01, 0x0120 },
       
  1524 		{ 0x00, 0x1000 },
       
  1525 		{ 0x04, 0x0800 },
       
  1526 		{ 0x04, 0x9000 },
       
  1527 		{ 0x03, 0x802f },
       
  1528 		{ 0x02, 0x4f02 },
       
  1529 		{ 0x01, 0x0409 },
       
  1530 		{ 0x00, 0xf099 },
       
  1531 		{ 0x04, 0x9800 },
       
  1532 		{ 0x04, 0xa000 },
       
  1533 		{ 0x03, 0xdf01 },
       
  1534 		{ 0x02, 0xdf20 },
       
  1535 		{ 0x01, 0xff95 },
       
  1536 		{ 0x00, 0xba00 },
       
  1537 		{ 0x04, 0xa800 },
       
  1538 		{ 0x04, 0xf000 },
       
  1539 		{ 0x03, 0xdf01 },
       
  1540 		{ 0x02, 0xdf20 },
       
  1541 		{ 0x01, 0x101a },
       
  1542 		{ 0x00, 0xa0ff },
       
  1543 		{ 0x04, 0xf800 },
       
  1544 		{ 0x04, 0x0000 },
       
  1545 		{ 0x1f, 0x0000 },
       
  1546 
       
  1547 		{ 0x1f, 0x0001 },
       
  1548 		{ 0x0b, 0x8480 },
       
  1549 		{ 0x1f, 0x0000 },
       
  1550 
       
  1551 		{ 0x1f, 0x0001 },
       
  1552 		{ 0x18, 0x67c7 },
       
  1553 		{ 0x04, 0x2000 },
       
  1554 		{ 0x03, 0x002f },
       
  1555 		{ 0x02, 0x4360 },
       
  1556 		{ 0x01, 0x0109 },
       
  1557 		{ 0x00, 0x3022 },
       
  1558 		{ 0x04, 0x2800 },
       
  1559 		{ 0x1f, 0x0000 },
       
  1560 
       
  1561 		{ 0x1f, 0x0001 },
       
  1562 		{ 0x17, 0x0cc0 },
       
  1563 		{ 0x1f, 0x0000 }
       
  1564 	};
       
  1565 
       
  1566 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1567 }
       
  1568 
       
  1569 static void rtl8168bb_hw_phy_config(void __iomem *ioaddr)
       
  1570 {
       
  1571 	struct phy_reg phy_reg_init[] = {
       
  1572 		{ 0x10, 0xf41b },
       
  1573 		{ 0x1f, 0x0000 }
       
  1574 	};
       
  1575 
       
  1576 	mdio_write(ioaddr, 0x1f, 0x0001);
       
  1577 	mdio_patch(ioaddr, 0x16, 1 << 0);
       
  1578 
       
  1579 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1580 }
       
  1581 
       
  1582 static void rtl8168bef_hw_phy_config(void __iomem *ioaddr)
       
  1583 {
       
  1584 	struct phy_reg phy_reg_init[] = {
       
  1585 		{ 0x1f, 0x0001 },
       
  1586 		{ 0x10, 0xf41b },
       
  1587 		{ 0x1f, 0x0000 }
       
  1588 	};
       
  1589 
       
  1590 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1591 }
       
  1592 
       
  1593 static void rtl8168cp_1_hw_phy_config(void __iomem *ioaddr)
       
  1594 {
       
  1595 	struct phy_reg phy_reg_init[] = {
       
  1596 		{ 0x1f, 0x0000 },
       
  1597 		{ 0x1d, 0x0f00 },
       
  1598 		{ 0x1f, 0x0002 },
       
  1599 		{ 0x0c, 0x1ec8 },
       
  1600 		{ 0x1f, 0x0000 }
       
  1601 	};
       
  1602 
       
  1603 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1604 }
       
  1605 
       
  1606 static void rtl8168cp_2_hw_phy_config(void __iomem *ioaddr)
       
  1607 {
       
  1608 	struct phy_reg phy_reg_init[] = {
       
  1609 		{ 0x1f, 0x0001 },
       
  1610 		{ 0x1d, 0x3d98 },
       
  1611 		{ 0x1f, 0x0000 }
       
  1612 	};
       
  1613 
       
  1614 	mdio_write(ioaddr, 0x1f, 0x0000);
       
  1615 	mdio_patch(ioaddr, 0x14, 1 << 5);
       
  1616 	mdio_patch(ioaddr, 0x0d, 1 << 5);
       
  1617 
       
  1618 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1619 }
       
  1620 
       
  1621 static void rtl8168c_1_hw_phy_config(void __iomem *ioaddr)
       
  1622 {
       
  1623 	struct phy_reg phy_reg_init[] = {
       
  1624 		{ 0x1f, 0x0001 },
       
  1625 		{ 0x12, 0x2300 },
       
  1626 		{ 0x1f, 0x0002 },
       
  1627 		{ 0x00, 0x88d4 },
       
  1628 		{ 0x01, 0x82b1 },
       
  1629 		{ 0x03, 0x7002 },
       
  1630 		{ 0x08, 0x9e30 },
       
  1631 		{ 0x09, 0x01f0 },
       
  1632 		{ 0x0a, 0x5500 },
       
  1633 		{ 0x0c, 0x00c8 },
       
  1634 		{ 0x1f, 0x0003 },
       
  1635 		{ 0x12, 0xc096 },
       
  1636 		{ 0x16, 0x000a },
       
  1637 		{ 0x1f, 0x0000 },
       
  1638 		{ 0x1f, 0x0000 },
       
  1639 		{ 0x09, 0x2000 },
       
  1640 		{ 0x09, 0x0000 }
       
  1641 	};
       
  1642 
       
  1643 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1644 
       
  1645 	mdio_patch(ioaddr, 0x14, 1 << 5);
       
  1646 	mdio_patch(ioaddr, 0x0d, 1 << 5);
       
  1647 	mdio_write(ioaddr, 0x1f, 0x0000);
       
  1648 }
       
  1649 
       
  1650 static void rtl8168c_2_hw_phy_config(void __iomem *ioaddr)
       
  1651 {
       
  1652 	struct phy_reg phy_reg_init[] = {
       
  1653 		{ 0x1f, 0x0001 },
       
  1654 		{ 0x12, 0x2300 },
       
  1655 		{ 0x03, 0x802f },
       
  1656 		{ 0x02, 0x4f02 },
       
  1657 		{ 0x01, 0x0409 },
       
  1658 		{ 0x00, 0xf099 },
       
  1659 		{ 0x04, 0x9800 },
       
  1660 		{ 0x04, 0x9000 },
       
  1661 		{ 0x1d, 0x3d98 },
       
  1662 		{ 0x1f, 0x0002 },
       
  1663 		{ 0x0c, 0x7eb8 },
       
  1664 		{ 0x06, 0x0761 },
       
  1665 		{ 0x1f, 0x0003 },
       
  1666 		{ 0x16, 0x0f0a },
       
  1667 		{ 0x1f, 0x0000 }
       
  1668 	};
       
  1669 
       
  1670 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1671 
       
  1672 	mdio_patch(ioaddr, 0x16, 1 << 0);
       
  1673 	mdio_patch(ioaddr, 0x14, 1 << 5);
       
  1674 	mdio_patch(ioaddr, 0x0d, 1 << 5);
       
  1675 	mdio_write(ioaddr, 0x1f, 0x0000);
       
  1676 }
       
  1677 
       
  1678 static void rtl8168c_3_hw_phy_config(void __iomem *ioaddr)
       
  1679 {
       
  1680 	struct phy_reg phy_reg_init[] = {
       
  1681 		{ 0x1f, 0x0001 },
       
  1682 		{ 0x12, 0x2300 },
       
  1683 		{ 0x1d, 0x3d98 },
       
  1684 		{ 0x1f, 0x0002 },
       
  1685 		{ 0x0c, 0x7eb8 },
       
  1686 		{ 0x06, 0x5461 },
       
  1687 		{ 0x1f, 0x0003 },
       
  1688 		{ 0x16, 0x0f0a },
       
  1689 		{ 0x1f, 0x0000 }
       
  1690 	};
       
  1691 
       
  1692 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  1693 
       
  1694 	mdio_patch(ioaddr, 0x16, 1 << 0);
       
  1695 	mdio_patch(ioaddr, 0x14, 1 << 5);
       
  1696 	mdio_patch(ioaddr, 0x0d, 1 << 5);
       
  1697 	mdio_write(ioaddr, 0x1f, 0x0000);
       
  1698 }
       
  1699 
       
  1700 static void rtl8168c_4_hw_phy_config(void __iomem *ioaddr)
       
  1701 {
       
  1702 	rtl8168c_3_hw_phy_config(ioaddr);
       
  1703 }
       
  1704 
       
  1705 static void rtl8168d_1_hw_phy_config(void __iomem *ioaddr)
       
  1706 {
       
  1707 	static struct phy_reg phy_reg_init_0[] = {
       
  1708 		{ 0x1f, 0x0001 },
       
  1709 		{ 0x06, 0x4064 },
       
  1710 		{ 0x07, 0x2863 },
       
  1711 		{ 0x08, 0x059c },
       
  1712 		{ 0x09, 0x26b4 },
       
  1713 		{ 0x0a, 0x6a19 },
       
  1714 		{ 0x0b, 0xdcc8 },
       
  1715 		{ 0x10, 0xf06d },
       
  1716 		{ 0x14, 0x7f68 },
       
  1717 		{ 0x18, 0x7fd9 },
       
  1718 		{ 0x1c, 0xf0ff },
       
  1719 		{ 0x1d, 0x3d9c },
       
  1720 		{ 0x1f, 0x0003 },
       
  1721 		{ 0x12, 0xf49f },
       
  1722 		{ 0x13, 0x070b },
       
  1723 		{ 0x1a, 0x05ad },
       
  1724 		{ 0x14, 0x94c0 }
       
  1725 	};
       
  1726 	static struct phy_reg phy_reg_init_1[] = {
       
  1727 		{ 0x1f, 0x0002 },
       
  1728 		{ 0x06, 0x5561 },
       
  1729 		{ 0x1f, 0x0005 },
       
  1730 		{ 0x05, 0x8332 },
       
  1731 		{ 0x06, 0x5561 }
       
  1732 	};
       
  1733 	static struct phy_reg phy_reg_init_2[] = {
       
  1734 		{ 0x1f, 0x0005 },
       
  1735 		{ 0x05, 0xffc2 },
       
  1736 		{ 0x1f, 0x0005 },
       
  1737 		{ 0x05, 0x8000 },
       
  1738 		{ 0x06, 0xf8f9 },
       
  1739 		{ 0x06, 0xfaef },
       
  1740 		{ 0x06, 0x59ee },
       
  1741 		{ 0x06, 0xf8ea },
       
  1742 		{ 0x06, 0x00ee },
       
  1743 		{ 0x06, 0xf8eb },
       
  1744 		{ 0x06, 0x00e0 },
       
  1745 		{ 0x06, 0xf87c },
       
  1746 		{ 0x06, 0xe1f8 },
       
  1747 		{ 0x06, 0x7d59 },
       
  1748 		{ 0x06, 0x0fef },
       
  1749 		{ 0x06, 0x0139 },
       
  1750 		{ 0x06, 0x029e },
       
  1751 		{ 0x06, 0x06ef },
       
  1752 		{ 0x06, 0x1039 },
       
  1753 		{ 0x06, 0x089f },
       
  1754 		{ 0x06, 0x2aee },
       
  1755 		{ 0x06, 0xf8ea },
       
  1756 		{ 0x06, 0x00ee },
       
  1757 		{ 0x06, 0xf8eb },
       
  1758 		{ 0x06, 0x01e0 },
       
  1759 		{ 0x06, 0xf87c },
       
  1760 		{ 0x06, 0xe1f8 },
       
  1761 		{ 0x06, 0x7d58 },
       
  1762 		{ 0x06, 0x409e },
       
  1763 		{ 0x06, 0x0f39 },
       
  1764 		{ 0x06, 0x46aa },
       
  1765 		{ 0x06, 0x0bbf },
       
  1766 		{ 0x06, 0x8290 },
       
  1767 		{ 0x06, 0xd682 },
       
  1768 		{ 0x06, 0x9802 },
       
  1769 		{ 0x06, 0x014f },
       
  1770 		{ 0x06, 0xae09 },
       
  1771 		{ 0x06, 0xbf82 },
       
  1772 		{ 0x06, 0x98d6 },
       
  1773 		{ 0x06, 0x82a0 },
       
  1774 		{ 0x06, 0x0201 },
       
  1775 		{ 0x06, 0x4fef },
       
  1776 		{ 0x06, 0x95fe },
       
  1777 		{ 0x06, 0xfdfc },
       
  1778 		{ 0x06, 0x05f8 },
       
  1779 		{ 0x06, 0xf9fa },
       
  1780 		{ 0x06, 0xeef8 },
       
  1781 		{ 0x06, 0xea00 },
       
  1782 		{ 0x06, 0xeef8 },
       
  1783 		{ 0x06, 0xeb00 },
       
  1784 		{ 0x06, 0xe2f8 },
       
  1785 		{ 0x06, 0x7ce3 },
       
  1786 		{ 0x06, 0xf87d },
       
  1787 		{ 0x06, 0xa511 },
       
  1788 		{ 0x06, 0x1112 },
       
  1789 		{ 0x06, 0xd240 },
       
  1790 		{ 0x06, 0xd644 },
       
  1791 		{ 0x06, 0x4402 },
       
  1792 		{ 0x06, 0x8217 },
       
  1793 		{ 0x06, 0xd2a0 },
       
  1794 		{ 0x06, 0xd6aa },
       
  1795 		{ 0x06, 0xaa02 },
       
  1796 		{ 0x06, 0x8217 },
       
  1797 		{ 0x06, 0xae0f },
       
  1798 		{ 0x06, 0xa544 },
       
  1799 		{ 0x06, 0x4402 },
       
  1800 		{ 0x06, 0xae4d },
       
  1801 		{ 0x06, 0xa5aa },
       
  1802 		{ 0x06, 0xaa02 },
       
  1803 		{ 0x06, 0xae47 },
       
  1804 		{ 0x06, 0xaf82 },
       
  1805 		{ 0x06, 0x13ee },
       
  1806 		{ 0x06, 0x834e },
       
  1807 		{ 0x06, 0x00ee },
       
  1808 		{ 0x06, 0x834d },
       
  1809 		{ 0x06, 0x0fee },
       
  1810 		{ 0x06, 0x834c },
       
  1811 		{ 0x06, 0x0fee },
       
  1812 		{ 0x06, 0x834f },
       
  1813 		{ 0x06, 0x00ee },
       
  1814 		{ 0x06, 0x8351 },
       
  1815 		{ 0x06, 0x00ee },
       
  1816 		{ 0x06, 0x834a },
       
  1817 		{ 0x06, 0xffee },
       
  1818 		{ 0x06, 0x834b },
       
  1819 		{ 0x06, 0xffe0 },
       
  1820 		{ 0x06, 0x8330 },
       
  1821 		{ 0x06, 0xe183 },
       
  1822 		{ 0x06, 0x3158 },
       
  1823 		{ 0x06, 0xfee4 },
       
  1824 		{ 0x06, 0xf88a },
       
  1825 		{ 0x06, 0xe5f8 },
       
  1826 		{ 0x06, 0x8be0 },
       
  1827 		{ 0x06, 0x8332 },
       
  1828 		{ 0x06, 0xe183 },
       
  1829 		{ 0x06, 0x3359 },
       
  1830 		{ 0x06, 0x0fe2 },
       
  1831 		{ 0x06, 0x834d },
       
  1832 		{ 0x06, 0x0c24 },
       
  1833 		{ 0x06, 0x5af0 },
       
  1834 		{ 0x06, 0x1e12 },
       
  1835 		{ 0x06, 0xe4f8 },
       
  1836 		{ 0x06, 0x8ce5 },
       
  1837 		{ 0x06, 0xf88d },
       
  1838 		{ 0x06, 0xaf82 },
       
  1839 		{ 0x06, 0x13e0 },
       
  1840 		{ 0x06, 0x834f },
       
  1841 		{ 0x06, 0x10e4 },
       
  1842 		{ 0x06, 0x834f },
       
  1843 		{ 0x06, 0xe083 },
       
  1844 		{ 0x06, 0x4e78 },
       
  1845 		{ 0x06, 0x009f },
       
  1846 		{ 0x06, 0x0ae0 },
       
  1847 		{ 0x06, 0x834f },
       
  1848 		{ 0x06, 0xa010 },
       
  1849 		{ 0x06, 0xa5ee },
       
  1850 		{ 0x06, 0x834e },
       
  1851 		{ 0x06, 0x01e0 },
       
  1852 		{ 0x06, 0x834e },
       
  1853 		{ 0x06, 0x7805 },
       
  1854 		{ 0x06, 0x9e9a },
       
  1855 		{ 0x06, 0xe083 },
       
  1856 		{ 0x06, 0x4e78 },
       
  1857 		{ 0x06, 0x049e },
       
  1858 		{ 0x06, 0x10e0 },
       
  1859 		{ 0x06, 0x834e },
       
  1860 		{ 0x06, 0x7803 },
       
  1861 		{ 0x06, 0x9e0f },
       
  1862 		{ 0x06, 0xe083 },
       
  1863 		{ 0x06, 0x4e78 },
       
  1864 		{ 0x06, 0x019e },
       
  1865 		{ 0x06, 0x05ae },
       
  1866 		{ 0x06, 0x0caf },
       
  1867 		{ 0x06, 0x81f8 },
       
  1868 		{ 0x06, 0xaf81 },
       
  1869 		{ 0x06, 0xa3af },
       
  1870 		{ 0x06, 0x81dc },
       
  1871 		{ 0x06, 0xaf82 },
       
  1872 		{ 0x06, 0x13ee },
       
  1873 		{ 0x06, 0x8348 },
       
  1874 		{ 0x06, 0x00ee },
       
  1875 		{ 0x06, 0x8349 },
       
  1876 		{ 0x06, 0x00e0 },
       
  1877 		{ 0x06, 0x8351 },
       
  1878 		{ 0x06, 0x10e4 },
       
  1879 		{ 0x06, 0x8351 },
       
  1880 		{ 0x06, 0x5801 },
       
  1881 		{ 0x06, 0x9fea },
       
  1882 		{ 0x06, 0xd000 },
       
  1883 		{ 0x06, 0xd180 },
       
  1884 		{ 0x06, 0x1f66 },
       
  1885 		{ 0x06, 0xe2f8 },
       
  1886 		{ 0x06, 0xeae3 },
       
  1887 		{ 0x06, 0xf8eb },
       
  1888 		{ 0x06, 0x5af8 },
       
  1889 		{ 0x06, 0x1e20 },
       
  1890 		{ 0x06, 0xe6f8 },
       
  1891 		{ 0x06, 0xeae5 },
       
  1892 		{ 0x06, 0xf8eb },
       
  1893 		{ 0x06, 0xd302 },
       
  1894 		{ 0x06, 0xb3fe },
       
  1895 		{ 0x06, 0xe2f8 },
       
  1896 		{ 0x06, 0x7cef },
       
  1897 		{ 0x06, 0x325b },
       
  1898 		{ 0x06, 0x80e3 },
       
  1899 		{ 0x06, 0xf87d },
       
  1900 		{ 0x06, 0x9e03 },
       
  1901 		{ 0x06, 0x7dff },
       
  1902 		{ 0x06, 0xff0d },
       
  1903 		{ 0x06, 0x581c },
       
  1904 		{ 0x06, 0x551a },
       
  1905 		{ 0x06, 0x6511 },
       
  1906 		{ 0x06, 0xa190 },
       
  1907 		{ 0x06, 0xd3e2 },
       
  1908 		{ 0x06, 0x8348 },
       
  1909 		{ 0x06, 0xe383 },
       
  1910 		{ 0x06, 0x491b },
       
  1911 		{ 0x06, 0x56ab },
       
  1912 		{ 0x06, 0x08ef },
       
  1913 		{ 0x06, 0x56e6 },
       
  1914 		{ 0x06, 0x8348 },
       
  1915 		{ 0x06, 0xe783 },
       
  1916 		{ 0x06, 0x4910 },
       
  1917 		{ 0x06, 0xd180 },
       
  1918 		{ 0x06, 0x1f66 },
       
  1919 		{ 0x06, 0xa004 },
       
  1920 		{ 0x06, 0xb9e2 },
       
  1921 		{ 0x06, 0x8348 },
       
  1922 		{ 0x06, 0xe383 },
       
  1923 		{ 0x06, 0x49ef },
       
  1924 		{ 0x06, 0x65e2 },
       
  1925 		{ 0x06, 0x834a },
       
  1926 		{ 0x06, 0xe383 },
       
  1927 		{ 0x06, 0x4b1b },
       
  1928 		{ 0x06, 0x56aa },
       
  1929 		{ 0x06, 0x0eef },
       
  1930 		{ 0x06, 0x56e6 },
       
  1931 		{ 0x06, 0x834a },
       
  1932 		{ 0x06, 0xe783 },
       
  1933 		{ 0x06, 0x4be2 },
       
  1934 		{ 0x06, 0x834d },
       
  1935 		{ 0x06, 0xe683 },
       
  1936 		{ 0x06, 0x4ce0 },
       
  1937 		{ 0x06, 0x834d },
       
  1938 		{ 0x06, 0xa000 },
       
  1939 		{ 0x06, 0x0caf },
       
  1940 		{ 0x06, 0x81dc },
       
  1941 		{ 0x06, 0xe083 },
       
  1942 		{ 0x06, 0x4d10 },
       
  1943 		{ 0x06, 0xe483 },
       
  1944 		{ 0x06, 0x4dae },
       
  1945 		{ 0x06, 0x0480 },
       
  1946 		{ 0x06, 0xe483 },
       
  1947 		{ 0x06, 0x4de0 },
       
  1948 		{ 0x06, 0x834e },
       
  1949 		{ 0x06, 0x7803 },
       
  1950 		{ 0x06, 0x9e0b },
       
  1951 		{ 0x06, 0xe083 },
       
  1952 		{ 0x06, 0x4e78 },
       
  1953 		{ 0x06, 0x049e },
       
  1954 		{ 0x06, 0x04ee },
       
  1955 		{ 0x06, 0x834e },
       
  1956 		{ 0x06, 0x02e0 },
       
  1957 		{ 0x06, 0x8332 },
       
  1958 		{ 0x06, 0xe183 },
       
  1959 		{ 0x06, 0x3359 },
       
  1960 		{ 0x06, 0x0fe2 },
       
  1961 		{ 0x06, 0x834d },
       
  1962 		{ 0x06, 0x0c24 },
       
  1963 		{ 0x06, 0x5af0 },
       
  1964 		{ 0x06, 0x1e12 },
       
  1965 		{ 0x06, 0xe4f8 },
       
  1966 		{ 0x06, 0x8ce5 },
       
  1967 		{ 0x06, 0xf88d },
       
  1968 		{ 0x06, 0xe083 },
       
  1969 		{ 0x06, 0x30e1 },
       
  1970 		{ 0x06, 0x8331 },
       
  1971 		{ 0x06, 0x6801 },
       
  1972 		{ 0x06, 0xe4f8 },
       
  1973 		{ 0x06, 0x8ae5 },
       
  1974 		{ 0x06, 0xf88b },
       
  1975 		{ 0x06, 0xae37 },
       
  1976 		{ 0x06, 0xee83 },
       
  1977 		{ 0x06, 0x4e03 },
       
  1978 		{ 0x06, 0xe083 },
       
  1979 		{ 0x06, 0x4ce1 },
       
  1980 		{ 0x06, 0x834d },
       
  1981 		{ 0x06, 0x1b01 },
       
  1982 		{ 0x06, 0x9e04 },
       
  1983 		{ 0x06, 0xaaa1 },
       
  1984 		{ 0x06, 0xaea8 },
       
  1985 		{ 0x06, 0xee83 },
       
  1986 		{ 0x06, 0x4e04 },
       
  1987 		{ 0x06, 0xee83 },
       
  1988 		{ 0x06, 0x4f00 },
       
  1989 		{ 0x06, 0xaeab },
       
  1990 		{ 0x06, 0xe083 },
       
  1991 		{ 0x06, 0x4f78 },
       
  1992 		{ 0x06, 0x039f },
       
  1993 		{ 0x06, 0x14ee },
       
  1994 		{ 0x06, 0x834e },
       
  1995 		{ 0x06, 0x05d2 },
       
  1996 		{ 0x06, 0x40d6 },
       
  1997 		{ 0x06, 0x5554 },
       
  1998 		{ 0x06, 0x0282 },
       
  1999 		{ 0x06, 0x17d2 },
       
  2000 		{ 0x06, 0xa0d6 },
       
  2001 		{ 0x06, 0xba00 },
       
  2002 		{ 0x06, 0x0282 },
       
  2003 		{ 0x06, 0x17fe },
       
  2004 		{ 0x06, 0xfdfc },
       
  2005 		{ 0x06, 0x05f8 },
       
  2006 		{ 0x06, 0xe0f8 },
       
  2007 		{ 0x06, 0x60e1 },
       
  2008 		{ 0x06, 0xf861 },
       
  2009 		{ 0x06, 0x6802 },
       
  2010 		{ 0x06, 0xe4f8 },
       
  2011 		{ 0x06, 0x60e5 },
       
  2012 		{ 0x06, 0xf861 },
       
  2013 		{ 0x06, 0xe0f8 },
       
  2014 		{ 0x06, 0x48e1 },
       
  2015 		{ 0x06, 0xf849 },
       
  2016 		{ 0x06, 0x580f },
       
  2017 		{ 0x06, 0x1e02 },
       
  2018 		{ 0x06, 0xe4f8 },
       
  2019 		{ 0x06, 0x48e5 },
       
  2020 		{ 0x06, 0xf849 },
       
  2021 		{ 0x06, 0xd000 },
       
  2022 		{ 0x06, 0x0282 },
       
  2023 		{ 0x06, 0x5bbf },
       
  2024 		{ 0x06, 0x8350 },
       
  2025 		{ 0x06, 0xef46 },
       
  2026 		{ 0x06, 0xdc19 },
       
  2027 		{ 0x06, 0xddd0 },
       
  2028 		{ 0x06, 0x0102 },
       
  2029 		{ 0x06, 0x825b },
       
  2030 		{ 0x06, 0x0282 },
       
  2031 		{ 0x06, 0x77e0 },
       
  2032 		{ 0x06, 0xf860 },
       
  2033 		{ 0x06, 0xe1f8 },
       
  2034 		{ 0x06, 0x6158 },
       
  2035 		{ 0x06, 0xfde4 },
       
  2036 		{ 0x06, 0xf860 },
       
  2037 		{ 0x06, 0xe5f8 },
       
  2038 		{ 0x06, 0x61fc },
       
  2039 		{ 0x06, 0x04f9 },
       
  2040 		{ 0x06, 0xfafb },
       
  2041 		{ 0x06, 0xc6bf },
       
  2042 		{ 0x06, 0xf840 },
       
  2043 		{ 0x06, 0xbe83 },
       
  2044 		{ 0x06, 0x50a0 },
       
  2045 		{ 0x06, 0x0101 },
       
  2046 		{ 0x06, 0x071b },
       
  2047 		{ 0x06, 0x89cf },
       
  2048 		{ 0x06, 0xd208 },
       
  2049 		{ 0x06, 0xebdb },
       
  2050 		{ 0x06, 0x19b2 },
       
  2051 		{ 0x06, 0xfbff },
       
  2052 		{ 0x06, 0xfefd },
       
  2053 		{ 0x06, 0x04f8 },
       
  2054 		{ 0x06, 0xe0f8 },
       
  2055 		{ 0x06, 0x48e1 },
       
  2056 		{ 0x06, 0xf849 },
       
  2057 		{ 0x06, 0x6808 },
       
  2058 		{ 0x06, 0xe4f8 },
       
  2059 		{ 0x06, 0x48e5 },
       
  2060 		{ 0x06, 0xf849 },
       
  2061 		{ 0x06, 0x58f7 },
       
  2062 		{ 0x06, 0xe4f8 },
       
  2063 		{ 0x06, 0x48e5 },
       
  2064 		{ 0x06, 0xf849 },
       
  2065 		{ 0x06, 0xfc04 },
       
  2066 		{ 0x06, 0x4d20 },
       
  2067 		{ 0x06, 0x0002 },
       
  2068 		{ 0x06, 0x4e22 },
       
  2069 		{ 0x06, 0x0002 },
       
  2070 		{ 0x06, 0x4ddf },
       
  2071 		{ 0x06, 0xff01 },
       
  2072 		{ 0x06, 0x4edd },
       
  2073 		{ 0x06, 0xff01 },
       
  2074 		{ 0x05, 0x83d4 },
       
  2075 		{ 0x06, 0x8000 },
       
  2076 		{ 0x05, 0x83d8 },
       
  2077 		{ 0x06, 0x8051 },
       
  2078 		{ 0x02, 0x6010 },
       
  2079 		{ 0x03, 0xdc00 },
       
  2080 		{ 0x05, 0xfff6 },
       
  2081 		{ 0x06, 0x00fc },
       
  2082 		{ 0x1f, 0x0000 },
       
  2083 
       
  2084 		{ 0x1f, 0x0000 },
       
  2085 		{ 0x0d, 0xf880 },
       
  2086 		{ 0x1f, 0x0000 }
       
  2087 	};
       
  2088 
       
  2089 	rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
       
  2090 
       
  2091 	mdio_write(ioaddr, 0x1f, 0x0002);
       
  2092 	mdio_plus_minus(ioaddr, 0x0b, 0x0010, 0x00ef);
       
  2093 	mdio_plus_minus(ioaddr, 0x0c, 0xa200, 0x5d00);
       
  2094 
       
  2095 	rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
       
  2096 
       
  2097 	if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
       
  2098 		struct phy_reg phy_reg_init[] = {
       
  2099 			{ 0x1f, 0x0002 },
       
  2100 			{ 0x05, 0x669a },
       
  2101 			{ 0x1f, 0x0005 },
       
  2102 			{ 0x05, 0x8330 },
       
  2103 			{ 0x06, 0x669a },
       
  2104 			{ 0x1f, 0x0002 }
       
  2105 		};
       
  2106 		int val;
       
  2107 
       
  2108 		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  2109 
       
  2110 		val = mdio_read(ioaddr, 0x0d);
       
  2111 
       
  2112 		if ((val & 0x00ff) != 0x006c) {
       
  2113 			u32 set[] = {
       
  2114 				0x0065, 0x0066, 0x0067, 0x0068,
       
  2115 				0x0069, 0x006a, 0x006b, 0x006c
       
  2116 			};
       
  2117 			int i;
       
  2118 
       
  2119 			mdio_write(ioaddr, 0x1f, 0x0002);
       
  2120 
       
  2121 			val &= 0xff00;
       
  2122 			for (i = 0; i < ARRAY_SIZE(set); i++)
       
  2123 				mdio_write(ioaddr, 0x0d, val | set[i]);
       
  2124 		}
       
  2125 	} else {
       
  2126 		struct phy_reg phy_reg_init[] = {
       
  2127 			{ 0x1f, 0x0002 },
       
  2128 			{ 0x05, 0x6662 },
       
  2129 			{ 0x1f, 0x0005 },
       
  2130 			{ 0x05, 0x8330 },
       
  2131 			{ 0x06, 0x6662 }
       
  2132 		};
       
  2133 
       
  2134 		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  2135 	}
       
  2136 
       
  2137 	mdio_write(ioaddr, 0x1f, 0x0002);
       
  2138 	mdio_patch(ioaddr, 0x0d, 0x0300);
       
  2139 	mdio_patch(ioaddr, 0x0f, 0x0010);
       
  2140 
       
  2141 	mdio_write(ioaddr, 0x1f, 0x0002);
       
  2142 	mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
       
  2143 	mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
       
  2144 
       
  2145 	rtl_phy_write(ioaddr, phy_reg_init_2, ARRAY_SIZE(phy_reg_init_2));
       
  2146 }
       
  2147 
       
  2148 static void rtl8168d_2_hw_phy_config(void __iomem *ioaddr)
       
  2149 {
       
  2150 	static struct phy_reg phy_reg_init_0[] = {
       
  2151 		{ 0x1f, 0x0001 },
       
  2152 		{ 0x06, 0x4064 },
       
  2153 		{ 0x07, 0x2863 },
       
  2154 		{ 0x08, 0x059c },
       
  2155 		{ 0x09, 0x26b4 },
       
  2156 		{ 0x0a, 0x6a19 },
       
  2157 		{ 0x0b, 0xdcc8 },
       
  2158 		{ 0x10, 0xf06d },
       
  2159 		{ 0x14, 0x7f68 },
       
  2160 		{ 0x18, 0x7fd9 },
       
  2161 		{ 0x1c, 0xf0ff },
       
  2162 		{ 0x1d, 0x3d9c },
       
  2163 		{ 0x1f, 0x0003 },
       
  2164 		{ 0x12, 0xf49f },
       
  2165 		{ 0x13, 0x070b },
       
  2166 		{ 0x1a, 0x05ad },
       
  2167 		{ 0x14, 0x94c0 },
       
  2168 
       
  2169 		{ 0x1f, 0x0002 },
       
  2170 		{ 0x06, 0x5561 },
       
  2171 		{ 0x1f, 0x0005 },
       
  2172 		{ 0x05, 0x8332 },
       
  2173 		{ 0x06, 0x5561 }
       
  2174 	};
       
  2175 	static struct phy_reg phy_reg_init_1[] = {
       
  2176 		{ 0x1f, 0x0005 },
       
  2177 		{ 0x05, 0xffc2 },
       
  2178 		{ 0x1f, 0x0005 },
       
  2179 		{ 0x05, 0x8000 },
       
  2180 		{ 0x06, 0xf8f9 },
       
  2181 		{ 0x06, 0xfaee },
       
  2182 		{ 0x06, 0xf8ea },
       
  2183 		{ 0x06, 0x00ee },
       
  2184 		{ 0x06, 0xf8eb },
       
  2185 		{ 0x06, 0x00e2 },
       
  2186 		{ 0x06, 0xf87c },
       
  2187 		{ 0x06, 0xe3f8 },
       
  2188 		{ 0x06, 0x7da5 },
       
  2189 		{ 0x06, 0x1111 },
       
  2190 		{ 0x06, 0x12d2 },
       
  2191 		{ 0x06, 0x40d6 },
       
  2192 		{ 0x06, 0x4444 },
       
  2193 		{ 0x06, 0x0281 },
       
  2194 		{ 0x06, 0xc6d2 },
       
  2195 		{ 0x06, 0xa0d6 },
       
  2196 		{ 0x06, 0xaaaa },
       
  2197 		{ 0x06, 0x0281 },
       
  2198 		{ 0x06, 0xc6ae },
       
  2199 		{ 0x06, 0x0fa5 },
       
  2200 		{ 0x06, 0x4444 },
       
  2201 		{ 0x06, 0x02ae },
       
  2202 		{ 0x06, 0x4da5 },
       
  2203 		{ 0x06, 0xaaaa },
       
  2204 		{ 0x06, 0x02ae },
       
  2205 		{ 0x06, 0x47af },
       
  2206 		{ 0x06, 0x81c2 },
       
  2207 		{ 0x06, 0xee83 },
       
  2208 		{ 0x06, 0x4e00 },
       
  2209 		{ 0x06, 0xee83 },
       
  2210 		{ 0x06, 0x4d0f },
       
  2211 		{ 0x06, 0xee83 },
       
  2212 		{ 0x06, 0x4c0f },
       
  2213 		{ 0x06, 0xee83 },
       
  2214 		{ 0x06, 0x4f00 },
       
  2215 		{ 0x06, 0xee83 },
       
  2216 		{ 0x06, 0x5100 },
       
  2217 		{ 0x06, 0xee83 },
       
  2218 		{ 0x06, 0x4aff },
       
  2219 		{ 0x06, 0xee83 },
       
  2220 		{ 0x06, 0x4bff },
       
  2221 		{ 0x06, 0xe083 },
       
  2222 		{ 0x06, 0x30e1 },
       
  2223 		{ 0x06, 0x8331 },
       
  2224 		{ 0x06, 0x58fe },
       
  2225 		{ 0x06, 0xe4f8 },
       
  2226 		{ 0x06, 0x8ae5 },
       
  2227 		{ 0x06, 0xf88b },
       
  2228 		{ 0x06, 0xe083 },
       
  2229 		{ 0x06, 0x32e1 },
       
  2230 		{ 0x06, 0x8333 },
       
  2231 		{ 0x06, 0x590f },
       
  2232 		{ 0x06, 0xe283 },
       
  2233 		{ 0x06, 0x4d0c },
       
  2234 		{ 0x06, 0x245a },
       
  2235 		{ 0x06, 0xf01e },
       
  2236 		{ 0x06, 0x12e4 },
       
  2237 		{ 0x06, 0xf88c },
       
  2238 		{ 0x06, 0xe5f8 },
       
  2239 		{ 0x06, 0x8daf },
       
  2240 		{ 0x06, 0x81c2 },
       
  2241 		{ 0x06, 0xe083 },
       
  2242 		{ 0x06, 0x4f10 },
       
  2243 		{ 0x06, 0xe483 },
       
  2244 		{ 0x06, 0x4fe0 },
       
  2245 		{ 0x06, 0x834e },
       
  2246 		{ 0x06, 0x7800 },
       
  2247 		{ 0x06, 0x9f0a },
       
  2248 		{ 0x06, 0xe083 },
       
  2249 		{ 0x06, 0x4fa0 },
       
  2250 		{ 0x06, 0x10a5 },
       
  2251 		{ 0x06, 0xee83 },
       
  2252 		{ 0x06, 0x4e01 },
       
  2253 		{ 0x06, 0xe083 },
       
  2254 		{ 0x06, 0x4e78 },
       
  2255 		{ 0x06, 0x059e },
       
  2256 		{ 0x06, 0x9ae0 },
       
  2257 		{ 0x06, 0x834e },
       
  2258 		{ 0x06, 0x7804 },
       
  2259 		{ 0x06, 0x9e10 },
       
  2260 		{ 0x06, 0xe083 },
       
  2261 		{ 0x06, 0x4e78 },
       
  2262 		{ 0x06, 0x039e },
       
  2263 		{ 0x06, 0x0fe0 },
       
  2264 		{ 0x06, 0x834e },
       
  2265 		{ 0x06, 0x7801 },
       
  2266 		{ 0x06, 0x9e05 },
       
  2267 		{ 0x06, 0xae0c },
       
  2268 		{ 0x06, 0xaf81 },
       
  2269 		{ 0x06, 0xa7af },
       
  2270 		{ 0x06, 0x8152 },
       
  2271 		{ 0x06, 0xaf81 },
       
  2272 		{ 0x06, 0x8baf },
       
  2273 		{ 0x06, 0x81c2 },
       
  2274 		{ 0x06, 0xee83 },
       
  2275 		{ 0x06, 0x4800 },
       
  2276 		{ 0x06, 0xee83 },
       
  2277 		{ 0x06, 0x4900 },
       
  2278 		{ 0x06, 0xe083 },
       
  2279 		{ 0x06, 0x5110 },
       
  2280 		{ 0x06, 0xe483 },
       
  2281 		{ 0x06, 0x5158 },
       
  2282 		{ 0x06, 0x019f },
       
  2283 		{ 0x06, 0xead0 },
       
  2284 		{ 0x06, 0x00d1 },
       
  2285 		{ 0x06, 0x801f },
       
  2286 		{ 0x06, 0x66e2 },
       
  2287 		{ 0x06, 0xf8ea },
       
  2288 		{ 0x06, 0xe3f8 },
       
  2289 		{ 0x06, 0xeb5a },
       
  2290 		{ 0x06, 0xf81e },
       
  2291 		{ 0x06, 0x20e6 },
       
  2292 		{ 0x06, 0xf8ea },
       
  2293 		{ 0x06, 0xe5f8 },
       
  2294 		{ 0x06, 0xebd3 },
       
  2295 		{ 0x06, 0x02b3 },
       
  2296 		{ 0x06, 0xfee2 },
       
  2297 		{ 0x06, 0xf87c },
       
  2298 		{ 0x06, 0xef32 },
       
  2299 		{ 0x06, 0x5b80 },
       
  2300 		{ 0x06, 0xe3f8 },
       
  2301 		{ 0x06, 0x7d9e },
       
  2302 		{ 0x06, 0x037d },
       
  2303 		{ 0x06, 0xffff },
       
  2304 		{ 0x06, 0x0d58 },
       
  2305 		{ 0x06, 0x1c55 },
       
  2306 		{ 0x06, 0x1a65 },
       
  2307 		{ 0x06, 0x11a1 },
       
  2308 		{ 0x06, 0x90d3 },
       
  2309 		{ 0x06, 0xe283 },
       
  2310 		{ 0x06, 0x48e3 },
       
  2311 		{ 0x06, 0x8349 },
       
  2312 		{ 0x06, 0x1b56 },
       
  2313 		{ 0x06, 0xab08 },
       
  2314 		{ 0x06, 0xef56 },
       
  2315 		{ 0x06, 0xe683 },
       
  2316 		{ 0x06, 0x48e7 },
       
  2317 		{ 0x06, 0x8349 },
       
  2318 		{ 0x06, 0x10d1 },
       
  2319 		{ 0x06, 0x801f },
       
  2320 		{ 0x06, 0x66a0 },
       
  2321 		{ 0x06, 0x04b9 },
       
  2322 		{ 0x06, 0xe283 },
       
  2323 		{ 0x06, 0x48e3 },
       
  2324 		{ 0x06, 0x8349 },
       
  2325 		{ 0x06, 0xef65 },
       
  2326 		{ 0x06, 0xe283 },
       
  2327 		{ 0x06, 0x4ae3 },
       
  2328 		{ 0x06, 0x834b },
       
  2329 		{ 0x06, 0x1b56 },
       
  2330 		{ 0x06, 0xaa0e },
       
  2331 		{ 0x06, 0xef56 },
       
  2332 		{ 0x06, 0xe683 },
       
  2333 		{ 0x06, 0x4ae7 },
       
  2334 		{ 0x06, 0x834b },
       
  2335 		{ 0x06, 0xe283 },
       
  2336 		{ 0x06, 0x4de6 },
       
  2337 		{ 0x06, 0x834c },
       
  2338 		{ 0x06, 0xe083 },
       
  2339 		{ 0x06, 0x4da0 },
       
  2340 		{ 0x06, 0x000c },
       
  2341 		{ 0x06, 0xaf81 },
       
  2342 		{ 0x06, 0x8be0 },
       
  2343 		{ 0x06, 0x834d },
       
  2344 		{ 0x06, 0x10e4 },
       
  2345 		{ 0x06, 0x834d },
       
  2346 		{ 0x06, 0xae04 },
       
  2347 		{ 0x06, 0x80e4 },
       
  2348 		{ 0x06, 0x834d },
       
  2349 		{ 0x06, 0xe083 },
       
  2350 		{ 0x06, 0x4e78 },
       
  2351 		{ 0x06, 0x039e },
       
  2352 		{ 0x06, 0x0be0 },
       
  2353 		{ 0x06, 0x834e },
       
  2354 		{ 0x06, 0x7804 },
       
  2355 		{ 0x06, 0x9e04 },
       
  2356 		{ 0x06, 0xee83 },
       
  2357 		{ 0x06, 0x4e02 },
       
  2358 		{ 0x06, 0xe083 },
       
  2359 		{ 0x06, 0x32e1 },
       
  2360 		{ 0x06, 0x8333 },
       
  2361 		{ 0x06, 0x590f },
       
  2362 		{ 0x06, 0xe283 },
       
  2363 		{ 0x06, 0x4d0c },
       
  2364 		{ 0x06, 0x245a },
       
  2365 		{ 0x06, 0xf01e },
       
  2366 		{ 0x06, 0x12e4 },
       
  2367 		{ 0x06, 0xf88c },
       
  2368 		{ 0x06, 0xe5f8 },
       
  2369 		{ 0x06, 0x8de0 },
       
  2370 		{ 0x06, 0x8330 },
       
  2371 		{ 0x06, 0xe183 },
       
  2372 		{ 0x06, 0x3168 },
       
  2373 		{ 0x06, 0x01e4 },
       
  2374 		{ 0x06, 0xf88a },
       
  2375 		{ 0x06, 0xe5f8 },
       
  2376 		{ 0x06, 0x8bae },
       
  2377 		{ 0x06, 0x37ee },
       
  2378 		{ 0x06, 0x834e },
       
  2379 		{ 0x06, 0x03e0 },
       
  2380 		{ 0x06, 0x834c },
       
  2381 		{ 0x06, 0xe183 },
       
  2382 		{ 0x06, 0x4d1b },
       
  2383 		{ 0x06, 0x019e },
       
  2384 		{ 0x06, 0x04aa },
       
  2385 		{ 0x06, 0xa1ae },
       
  2386 		{ 0x06, 0xa8ee },
       
  2387 		{ 0x06, 0x834e },
       
  2388 		{ 0x06, 0x04ee },
       
  2389 		{ 0x06, 0x834f },
       
  2390 		{ 0x06, 0x00ae },
       
  2391 		{ 0x06, 0xabe0 },
       
  2392 		{ 0x06, 0x834f },
       
  2393 		{ 0x06, 0x7803 },
       
  2394 		{ 0x06, 0x9f14 },
       
  2395 		{ 0x06, 0xee83 },
       
  2396 		{ 0x06, 0x4e05 },
       
  2397 		{ 0x06, 0xd240 },
       
  2398 		{ 0x06, 0xd655 },
       
  2399 		{ 0x06, 0x5402 },
       
  2400 		{ 0x06, 0x81c6 },
       
  2401 		{ 0x06, 0xd2a0 },
       
  2402 		{ 0x06, 0xd6ba },
       
  2403 		{ 0x06, 0x0002 },
       
  2404 		{ 0x06, 0x81c6 },
       
  2405 		{ 0x06, 0xfefd },
       
  2406 		{ 0x06, 0xfc05 },
       
  2407 		{ 0x06, 0xf8e0 },
       
  2408 		{ 0x06, 0xf860 },
       
  2409 		{ 0x06, 0xe1f8 },
       
  2410 		{ 0x06, 0x6168 },
       
  2411 		{ 0x06, 0x02e4 },
       
  2412 		{ 0x06, 0xf860 },
       
  2413 		{ 0x06, 0xe5f8 },
       
  2414 		{ 0x06, 0x61e0 },
       
  2415 		{ 0x06, 0xf848 },
       
  2416 		{ 0x06, 0xe1f8 },
       
  2417 		{ 0x06, 0x4958 },
       
  2418 		{ 0x06, 0x0f1e },
       
  2419 		{ 0x06, 0x02e4 },
       
  2420 		{ 0x06, 0xf848 },
       
  2421 		{ 0x06, 0xe5f8 },
       
  2422 		{ 0x06, 0x49d0 },
       
  2423 		{ 0x06, 0x0002 },
       
  2424 		{ 0x06, 0x820a },
       
  2425 		{ 0x06, 0xbf83 },
       
  2426 		{ 0x06, 0x50ef },
       
  2427 		{ 0x06, 0x46dc },
       
  2428 		{ 0x06, 0x19dd },
       
  2429 		{ 0x06, 0xd001 },
       
  2430 		{ 0x06, 0x0282 },
       
  2431 		{ 0x06, 0x0a02 },
       
  2432 		{ 0x06, 0x8226 },
       
  2433 		{ 0x06, 0xe0f8 },
       
  2434 		{ 0x06, 0x60e1 },
       
  2435 		{ 0x06, 0xf861 },
       
  2436 		{ 0x06, 0x58fd },
       
  2437 		{ 0x06, 0xe4f8 },
       
  2438 		{ 0x06, 0x60e5 },
       
  2439 		{ 0x06, 0xf861 },
       
  2440 		{ 0x06, 0xfc04 },
       
  2441 		{ 0x06, 0xf9fa },
       
  2442 		{ 0x06, 0xfbc6 },
       
  2443 		{ 0x06, 0xbff8 },
       
  2444 		{ 0x06, 0x40be },
       
  2445 		{ 0x06, 0x8350 },
       
  2446 		{ 0x06, 0xa001 },
       
  2447 		{ 0x06, 0x0107 },
       
  2448 		{ 0x06, 0x1b89 },
       
  2449 		{ 0x06, 0xcfd2 },
       
  2450 		{ 0x06, 0x08eb },
       
  2451 		{ 0x06, 0xdb19 },
       
  2452 		{ 0x06, 0xb2fb },
       
  2453 		{ 0x06, 0xfffe },
       
  2454 		{ 0x06, 0xfd04 },
       
  2455 		{ 0x06, 0xf8e0 },
       
  2456 		{ 0x06, 0xf848 },
       
  2457 		{ 0x06, 0xe1f8 },
       
  2458 		{ 0x06, 0x4968 },
       
  2459 		{ 0x06, 0x08e4 },
       
  2460 		{ 0x06, 0xf848 },
       
  2461 		{ 0x06, 0xe5f8 },
       
  2462 		{ 0x06, 0x4958 },
       
  2463 		{ 0x06, 0xf7e4 },
       
  2464 		{ 0x06, 0xf848 },
       
  2465 		{ 0x06, 0xe5f8 },
       
  2466 		{ 0x06, 0x49fc },
       
  2467 		{ 0x06, 0x044d },
       
  2468 		{ 0x06, 0x2000 },
       
  2469 		{ 0x06, 0x024e },
       
  2470 		{ 0x06, 0x2200 },
       
  2471 		{ 0x06, 0x024d },
       
  2472 		{ 0x06, 0xdfff },
       
  2473 		{ 0x06, 0x014e },
       
  2474 		{ 0x06, 0xddff },
       
  2475 		{ 0x06, 0x0100 },
       
  2476 		{ 0x05, 0x83d8 },
       
  2477 		{ 0x06, 0x8000 },
       
  2478 		{ 0x03, 0xdc00 },
       
  2479 		{ 0x05, 0xfff6 },
       
  2480 		{ 0x06, 0x00fc },
       
  2481 		{ 0x1f, 0x0000 },
       
  2482 
       
  2483 		{ 0x1f, 0x0000 },
       
  2484 		{ 0x0d, 0xf880 },
       
  2485 		{ 0x1f, 0x0000 }
       
  2486 	};
       
  2487 
       
  2488 	rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
       
  2489 
       
  2490 	if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
       
  2491 		struct phy_reg phy_reg_init[] = {
       
  2492 			{ 0x1f, 0x0002 },
       
  2493 			{ 0x05, 0x669a },
       
  2494 			{ 0x1f, 0x0005 },
       
  2495 			{ 0x05, 0x8330 },
       
  2496 			{ 0x06, 0x669a },
       
  2497 
       
  2498 			{ 0x1f, 0x0002 }
       
  2499 		};
       
  2500 		int val;
       
  2501 
       
  2502 		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  2503 
       
  2504 		val = mdio_read(ioaddr, 0x0d);
       
  2505 		if ((val & 0x00ff) != 0x006c) {
       
  2506 			u32 set[] = {
       
  2507 				0x0065, 0x0066, 0x0067, 0x0068,
       
  2508 				0x0069, 0x006a, 0x006b, 0x006c
       
  2509 			};
       
  2510 			int i;
       
  2511 
       
  2512 			mdio_write(ioaddr, 0x1f, 0x0002);
       
  2513 
       
  2514 			val &= 0xff00;
       
  2515 			for (i = 0; i < ARRAY_SIZE(set); i++)
       
  2516 				mdio_write(ioaddr, 0x0d, val | set[i]);
       
  2517 		}
       
  2518 	} else {
       
  2519 		struct phy_reg phy_reg_init[] = {
       
  2520 			{ 0x1f, 0x0002 },
       
  2521 			{ 0x05, 0x2642 },
       
  2522 			{ 0x1f, 0x0005 },
       
  2523 			{ 0x05, 0x8330 },
       
  2524 			{ 0x06, 0x2642 }
       
  2525 		};
       
  2526 
       
  2527 		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  2528 	}
       
  2529 
       
  2530 	mdio_write(ioaddr, 0x1f, 0x0002);
       
  2531 	mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
       
  2532 	mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
       
  2533 
       
  2534 	mdio_write(ioaddr, 0x1f, 0x0001);
       
  2535 	mdio_write(ioaddr, 0x17, 0x0cc0);
       
  2536 
       
  2537 	mdio_write(ioaddr, 0x1f, 0x0002);
       
  2538 	mdio_patch(ioaddr, 0x0f, 0x0017);
       
  2539 
       
  2540 	rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
       
  2541 }
       
  2542 
       
  2543 static void rtl8168d_3_hw_phy_config(void __iomem *ioaddr)
       
  2544 {
       
  2545 	struct phy_reg phy_reg_init[] = {
       
  2546 		{ 0x1f, 0x0002 },
       
  2547 		{ 0x10, 0x0008 },
       
  2548 		{ 0x0d, 0x006c },
       
  2549 
       
  2550 		{ 0x1f, 0x0000 },
       
  2551 		{ 0x0d, 0xf880 },
       
  2552 
       
  2553 		{ 0x1f, 0x0001 },
       
  2554 		{ 0x17, 0x0cc0 },
       
  2555 
       
  2556 		{ 0x1f, 0x0001 },
       
  2557 		{ 0x0b, 0xa4d8 },
       
  2558 		{ 0x09, 0x281c },
       
  2559 		{ 0x07, 0x2883 },
       
  2560 		{ 0x0a, 0x6b35 },
       
  2561 		{ 0x1d, 0x3da4 },
       
  2562 		{ 0x1c, 0xeffd },
       
  2563 		{ 0x14, 0x7f52 },
       
  2564 		{ 0x18, 0x7fc6 },
       
  2565 		{ 0x08, 0x0601 },
       
  2566 		{ 0x06, 0x4063 },
       
  2567 		{ 0x10, 0xf074 },
       
  2568 		{ 0x1f, 0x0003 },
       
  2569 		{ 0x13, 0x0789 },
       
  2570 		{ 0x12, 0xf4bd },
       
  2571 		{ 0x1a, 0x04fd },
       
  2572 		{ 0x14, 0x84b0 },
       
  2573 		{ 0x1f, 0x0000 },
       
  2574 		{ 0x00, 0x9200 },
       
  2575 
       
  2576 		{ 0x1f, 0x0005 },
       
  2577 		{ 0x01, 0x0340 },
       
  2578 		{ 0x1f, 0x0001 },
       
  2579 		{ 0x04, 0x4000 },
       
  2580 		{ 0x03, 0x1d21 },
       
  2581 		{ 0x02, 0x0c32 },
       
  2582 		{ 0x01, 0x0200 },
       
  2583 		{ 0x00, 0x5554 },
       
  2584 		{ 0x04, 0x4800 },
       
  2585 		{ 0x04, 0x4000 },
       
  2586 		{ 0x04, 0xf000 },
       
  2587 		{ 0x03, 0xdf01 },
       
  2588 		{ 0x02, 0xdf20 },
       
  2589 		{ 0x01, 0x101a },
       
  2590 		{ 0x00, 0xa0ff },
       
  2591 		{ 0x04, 0xf800 },
       
  2592 		{ 0x04, 0xf000 },
       
  2593 		{ 0x1f, 0x0000 },
       
  2594 
       
  2595 		{ 0x1f, 0x0007 },
       
  2596 		{ 0x1e, 0x0023 },
       
  2597 		{ 0x16, 0x0000 },
       
  2598 		{ 0x1f, 0x0000 }
       
  2599 	};
       
  2600 
       
  2601 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  2602 }
       
  2603 
       
  2604 static void rtl8102e_hw_phy_config(void __iomem *ioaddr)
       
  2605 {
       
  2606 	struct phy_reg phy_reg_init[] = {
       
  2607 		{ 0x1f, 0x0003 },
       
  2608 		{ 0x08, 0x441d },
       
  2609 		{ 0x01, 0x9100 },
       
  2610 		{ 0x1f, 0x0000 }
       
  2611 	};
       
  2612 
       
  2613 	mdio_write(ioaddr, 0x1f, 0x0000);
       
  2614 	mdio_patch(ioaddr, 0x11, 1 << 12);
       
  2615 	mdio_patch(ioaddr, 0x19, 1 << 13);
       
  2616 	mdio_patch(ioaddr, 0x10, 1 << 15);
       
  2617 
       
  2618 	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
       
  2619 }
       
  2620 
       
  2621 static void rtl_hw_phy_config(struct net_device *dev)
       
  2622 {
       
  2623 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2624 	void __iomem *ioaddr = tp->mmio_addr;
       
  2625 
       
  2626 	rtl8169_print_mac_version(tp);
       
  2627 
       
  2628 	switch (tp->mac_version) {
       
  2629 	case RTL_GIGA_MAC_VER_01:
       
  2630 		break;
       
  2631 	case RTL_GIGA_MAC_VER_02:
       
  2632 	case RTL_GIGA_MAC_VER_03:
       
  2633 		rtl8169s_hw_phy_config(ioaddr);
       
  2634 		break;
       
  2635 	case RTL_GIGA_MAC_VER_04:
       
  2636 		rtl8169sb_hw_phy_config(ioaddr);
       
  2637 		break;
       
  2638 	case RTL_GIGA_MAC_VER_05:
       
  2639 		rtl8169scd_hw_phy_config(tp, ioaddr);
       
  2640 		break;
       
  2641 	case RTL_GIGA_MAC_VER_06:
       
  2642 		rtl8169sce_hw_phy_config(ioaddr);
       
  2643 		break;
       
  2644 	case RTL_GIGA_MAC_VER_07:
       
  2645 	case RTL_GIGA_MAC_VER_08:
       
  2646 	case RTL_GIGA_MAC_VER_09:
       
  2647 		rtl8102e_hw_phy_config(ioaddr);
       
  2648 		break;
       
  2649 	case RTL_GIGA_MAC_VER_11:
       
  2650 		rtl8168bb_hw_phy_config(ioaddr);
       
  2651 		break;
       
  2652 	case RTL_GIGA_MAC_VER_12:
       
  2653 		rtl8168bef_hw_phy_config(ioaddr);
       
  2654 		break;
       
  2655 	case RTL_GIGA_MAC_VER_17:
       
  2656 		rtl8168bef_hw_phy_config(ioaddr);
       
  2657 		break;
       
  2658 	case RTL_GIGA_MAC_VER_18:
       
  2659 		rtl8168cp_1_hw_phy_config(ioaddr);
       
  2660 		break;
       
  2661 	case RTL_GIGA_MAC_VER_19:
       
  2662 		rtl8168c_1_hw_phy_config(ioaddr);
       
  2663 		break;
       
  2664 	case RTL_GIGA_MAC_VER_20:
       
  2665 		rtl8168c_2_hw_phy_config(ioaddr);
       
  2666 		break;
       
  2667 	case RTL_GIGA_MAC_VER_21:
       
  2668 		rtl8168c_3_hw_phy_config(ioaddr);
       
  2669 		break;
       
  2670 	case RTL_GIGA_MAC_VER_22:
       
  2671 		rtl8168c_4_hw_phy_config(ioaddr);
       
  2672 		break;
       
  2673 	case RTL_GIGA_MAC_VER_23:
       
  2674 	case RTL_GIGA_MAC_VER_24:
       
  2675 		rtl8168cp_2_hw_phy_config(ioaddr);
       
  2676 		break;
       
  2677 	case RTL_GIGA_MAC_VER_25:
       
  2678 		rtl8168d_1_hw_phy_config(ioaddr);
       
  2679 		break;
       
  2680 	case RTL_GIGA_MAC_VER_26:
       
  2681 		rtl8168d_2_hw_phy_config(ioaddr);
       
  2682 		break;
       
  2683 	case RTL_GIGA_MAC_VER_27:
       
  2684 		rtl8168d_3_hw_phy_config(ioaddr);
       
  2685 		break;
       
  2686 
       
  2687 	default:
       
  2688 		break;
       
  2689 	}
       
  2690 }
       
  2691 
       
  2692 static void rtl8169_phy_timer(unsigned long __opaque)
       
  2693 {
       
  2694 	struct net_device *dev = (struct net_device *)__opaque;
       
  2695 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2696 	struct timer_list *timer = &tp->timer;
       
  2697 	void __iomem *ioaddr = tp->mmio_addr;
       
  2698 	unsigned long timeout = RTL8169_PHY_TIMEOUT;
       
  2699 
       
  2700 	assert(tp->mac_version > RTL_GIGA_MAC_VER_01);
       
  2701 
       
  2702 	if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL))
       
  2703 		return;
       
  2704 
       
  2705 	if (!tp->ecdev)
       
  2706 		spin_lock_irq(&tp->lock);
       
  2707 	
       
  2708 	if (tp->phy_reset_pending(ioaddr)) {
       
  2709 		/*
       
  2710 		 * A busy loop could burn quite a few cycles on nowadays CPU.
       
  2711 		 * Let's delay the execution of the timer for a few ticks.
       
  2712 		 */
       
  2713 		timeout = HZ/10;
       
  2714 		goto out_mod_timer;
       
  2715 	}
       
  2716 
       
  2717 	if (tp->link_ok(ioaddr))
       
  2718 		goto out_unlock;
       
  2719 
       
  2720 	if (netif_msg_link(tp))
       
  2721 		printk(KERN_WARNING "%s: PHY reset until link up\n", dev->name);
       
  2722 
       
  2723 	tp->phy_reset_enable(ioaddr);
       
  2724 
       
  2725 out_mod_timer:
       
  2726 	if (!tp->ecdev)
       
  2727 		mod_timer(timer, jiffies + timeout);
       
  2728 out_unlock:
       
  2729 	if (!tp->ecdev)
       
  2730 		spin_unlock_irq(&tp->lock);
       
  2731 }
       
  2732 
       
  2733 static inline void rtl8169_delete_timer(struct net_device *dev)
       
  2734 {
       
  2735 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2736 	struct timer_list *timer = &tp->timer;
       
  2737 
       
  2738 	if (tp->ecdev || tp->mac_version <= RTL_GIGA_MAC_VER_01)
       
  2739 		return;
       
  2740 
       
  2741 	del_timer_sync(timer);
       
  2742 }
       
  2743 
       
  2744 static inline void rtl8169_request_timer(struct net_device *dev)
       
  2745 {
       
  2746 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2747 	struct timer_list *timer = &tp->timer;
       
  2748 
       
  2749 	if (tp->ecdev || tp->mac_version <= RTL_GIGA_MAC_VER_01)
       
  2750 		return;
       
  2751 
       
  2752 	mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT);
       
  2753 }
       
  2754 
       
  2755 #ifdef CONFIG_NET_POLL_CONTROLLER
       
  2756 /*
       
  2757  * Polling 'interrupt' - used by things like netconsole to send skbs
       
  2758  * without having to re-enable interrupts. It's not called while
       
  2759  * the interrupt routine is executing.
       
  2760  */
       
  2761 static void rtl8169_netpoll(struct net_device *dev)
       
  2762 {
       
  2763 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2764 	struct pci_dev *pdev = tp->pci_dev;
       
  2765 
       
  2766 	disable_irq(pdev->irq);
       
  2767 	rtl8169_interrupt(pdev->irq, dev);
       
  2768 	enable_irq(pdev->irq);
       
  2769 }
       
  2770 #endif
       
  2771 
       
  2772 static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev,
       
  2773 				  void __iomem *ioaddr)
       
  2774 {
       
  2775 	iounmap(ioaddr);
       
  2776 	pci_release_regions(pdev);
       
  2777 	pci_disable_device(pdev);
       
  2778 	free_netdev(dev);
       
  2779 }
       
  2780 
       
  2781 static void rtl8169_phy_reset(struct net_device *dev,
       
  2782 			      struct rtl8169_private *tp)
       
  2783 {
       
  2784 	void __iomem *ioaddr = tp->mmio_addr;
       
  2785 	unsigned int i;
       
  2786 
       
  2787 	tp->phy_reset_enable(ioaddr);
       
  2788 	for (i = 0; i < 100; i++) {
       
  2789 		if (!tp->phy_reset_pending(ioaddr))
       
  2790 			return;
       
  2791 		msleep(1);
       
  2792 	}
       
  2793 	if (netif_msg_link(tp))
       
  2794 		printk(KERN_ERR "%s: PHY reset failed.\n", dev->name);
       
  2795 }
       
  2796 
       
  2797 static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
       
  2798 {
       
  2799 	void __iomem *ioaddr = tp->mmio_addr;
       
  2800 
       
  2801 	rtl_hw_phy_config(dev);
       
  2802 
       
  2803 	if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
       
  2804 		dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
       
  2805 		RTL_W8(0x82, 0x01);
       
  2806 	}
       
  2807 
       
  2808 	pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40);
       
  2809 
       
  2810 	if (tp->mac_version <= RTL_GIGA_MAC_VER_06)
       
  2811 		pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08);
       
  2812 
       
  2813 	if (tp->mac_version == RTL_GIGA_MAC_VER_02) {
       
  2814 		dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
       
  2815 		RTL_W8(0x82, 0x01);
       
  2816 		dprintk("Set PHY Reg 0x0bh = 0x00h\n");
       
  2817 		mdio_write(ioaddr, 0x0b, 0x0000); //w 0x0b 15 0 0
       
  2818 	}
       
  2819 
       
  2820 	rtl8169_phy_reset(dev, tp);
       
  2821 
       
  2822 	/*
       
  2823 	 * rtl8169_set_speed_xmii takes good care of the Fast Ethernet
       
  2824 	 * only 8101. Don't panic.
       
  2825 	 */
       
  2826 	rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL);
       
  2827 
       
  2828 	if ((RTL_R8(PHYstatus) & TBI_Enable) && netif_msg_link(tp))
       
  2829 		printk(KERN_INFO PFX "%s: TBI auto-negotiating\n", dev->name);
       
  2830 }
       
  2831 
       
  2832 static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr)
       
  2833 {
       
  2834 	void __iomem *ioaddr = tp->mmio_addr;
       
  2835 	u32 high;
       
  2836 	u32 low;
       
  2837 
       
  2838 	low  = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
       
  2839 	high = addr[4] | (addr[5] << 8);
       
  2840 
       
  2841 	spin_lock_irq(&tp->lock);
       
  2842 
       
  2843 	RTL_W8(Cfg9346, Cfg9346_Unlock);
       
  2844 	RTL_W32(MAC0, low);
       
  2845 	RTL_W32(MAC4, high);
       
  2846 	RTL_W8(Cfg9346, Cfg9346_Lock);
       
  2847 
       
  2848 	spin_unlock_irq(&tp->lock);
       
  2849 }
       
  2850 
       
  2851 static int rtl_set_mac_address(struct net_device *dev, void *p)
       
  2852 {
       
  2853 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2854 	struct sockaddr *addr = p;
       
  2855 
       
  2856 	if (!is_valid_ether_addr(addr->sa_data))
       
  2857 		return -EADDRNOTAVAIL;
       
  2858 
       
  2859 	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
       
  2860 
       
  2861 	rtl_rar_set(tp, dev->dev_addr);
       
  2862 
       
  2863 	return 0;
       
  2864 }
       
  2865 
       
  2866 static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
       
  2867 {
       
  2868 	struct rtl8169_private *tp = netdev_priv(dev);
       
  2869 	struct mii_ioctl_data *data = if_mii(ifr);
       
  2870 
       
  2871 	return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV;
       
  2872 }
       
  2873 
       
  2874 static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
       
  2875 {
       
  2876 	switch (cmd) {
       
  2877 	case SIOCGMIIPHY:
       
  2878 		data->phy_id = 32; /* Internal PHY */
       
  2879 		return 0;
       
  2880 
       
  2881 	case SIOCGMIIREG:
       
  2882 		data->val_out = mdio_read(tp->mmio_addr, data->reg_num & 0x1f);
       
  2883 		return 0;
       
  2884 
       
  2885 	case SIOCSMIIREG:
       
  2886 		mdio_write(tp->mmio_addr, data->reg_num & 0x1f, data->val_in);
       
  2887 		return 0;
       
  2888 	}
       
  2889 	return -EOPNOTSUPP;
       
  2890 }
       
  2891 
       
  2892 static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
       
  2893 {
       
  2894 	return -EOPNOTSUPP;
       
  2895 }
       
  2896 
       
  2897 static const struct rtl_cfg_info {
       
  2898 	void (*hw_start)(struct net_device *);
       
  2899 	unsigned int region;
       
  2900 	unsigned int align;
       
  2901 	u16 intr_event;
       
  2902 	u16 napi_event;
       
  2903 	unsigned features;
       
  2904 	u8 default_ver;
       
  2905 } rtl_cfg_infos [] = {
       
  2906 	[RTL_CFG_0] = {
       
  2907 		.hw_start	= rtl_hw_start_8169,
       
  2908 		.region		= 1,
       
  2909 		.align		= 0,
       
  2910 		.intr_event	= SYSErr | LinkChg | RxOverflow |
       
  2911 				  RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
       
  2912 		.napi_event	= RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
       
  2913 		.features	= RTL_FEATURE_GMII,
       
  2914 		.default_ver	= RTL_GIGA_MAC_VER_01,
       
  2915 	},
       
  2916 	[RTL_CFG_1] = {
       
  2917 		.hw_start	= rtl_hw_start_8168,
       
  2918 		.region		= 2,
       
  2919 		.align		= 8,
       
  2920 		.intr_event	= SYSErr | LinkChg | RxOverflow |
       
  2921 				  TxErr | TxOK | RxOK | RxErr,
       
  2922 		.napi_event	= TxErr | TxOK | RxOK | RxOverflow,
       
  2923 		.features	= RTL_FEATURE_GMII | RTL_FEATURE_MSI,
       
  2924 		.default_ver	= RTL_GIGA_MAC_VER_11,
       
  2925 	},
       
  2926 	[RTL_CFG_2] = {
       
  2927 		.hw_start	= rtl_hw_start_8101,
       
  2928 		.region		= 2,
       
  2929 		.align		= 8,
       
  2930 		.intr_event	= SYSErr | LinkChg | RxOverflow | PCSTimeout |
       
  2931 				  RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
       
  2932 		.napi_event	= RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
       
  2933 		.features	= RTL_FEATURE_MSI,
       
  2934 		.default_ver	= RTL_GIGA_MAC_VER_13,
       
  2935 	}
       
  2936 };
       
  2937 
       
  2938 /* Cfg9346_Unlock assumed. */
       
  2939 static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr,
       
  2940 			    const struct rtl_cfg_info *cfg)
       
  2941 {
       
  2942 	unsigned msi = 0;
       
  2943 	u8 cfg2;
       
  2944 
       
  2945 	cfg2 = RTL_R8(Config2) & ~MSIEnable;
       
  2946 	if (cfg->features & RTL_FEATURE_MSI) {
       
  2947 		if (pci_enable_msi(pdev)) {
       
  2948 			dev_info(&pdev->dev, "no MSI. Back to INTx.\n");
       
  2949 		} else {
       
  2950 			cfg2 |= MSIEnable;
       
  2951 			msi = RTL_FEATURE_MSI;
       
  2952 		}
       
  2953 	}
       
  2954 	RTL_W8(Config2, cfg2);
       
  2955 	return msi;
       
  2956 }
       
  2957 
       
  2958 static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp)
       
  2959 {
       
  2960 	if (tp->features & RTL_FEATURE_MSI) {
       
  2961 		pci_disable_msi(pdev);
       
  2962 		tp->features &= ~RTL_FEATURE_MSI;
       
  2963 	}
       
  2964 }
       
  2965 
       
  2966 static const struct net_device_ops rtl8169_netdev_ops = {
       
  2967 	.ndo_open		= rtl8169_open,
       
  2968 	.ndo_stop		= rtl8169_close,
       
  2969 	.ndo_get_stats		= rtl8169_get_stats,
       
  2970 	.ndo_start_xmit		= rtl8169_start_xmit,
       
  2971 	.ndo_tx_timeout		= rtl8169_tx_timeout,
       
  2972 	.ndo_validate_addr	= eth_validate_addr,
       
  2973 	.ndo_change_mtu		= rtl8169_change_mtu,
       
  2974 	.ndo_set_mac_address	= rtl_set_mac_address,
       
  2975 	.ndo_do_ioctl		= rtl8169_ioctl,
       
  2976 	.ndo_set_multicast_list	= rtl_set_rx_mode,
       
  2977 #ifdef CONFIG_R8169_VLAN
       
  2978 	.ndo_vlan_rx_register	= rtl8169_vlan_rx_register,
       
  2979 #endif
       
  2980 #ifdef CONFIG_NET_POLL_CONTROLLER
       
  2981 	.ndo_poll_controller	= rtl8169_netpoll,
       
  2982 #endif
       
  2983 
       
  2984 };
       
  2985 
       
  2986 static int __devinit
       
  2987 rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
       
  2988 {
       
  2989 	const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data;
       
  2990 	const unsigned int region = cfg->region;
       
  2991 	struct rtl8169_private *tp;
       
  2992 	struct mii_if_info *mii;
       
  2993 	struct net_device *dev;
       
  2994 	void __iomem *ioaddr;
       
  2995 	unsigned int i;
       
  2996 	int rc;
       
  2997 
       
  2998 	if (netif_msg_drv(&debug)) {
       
  2999 		printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n",
       
  3000 		       MODULENAME, RTL8169_VERSION);
       
  3001 	}
       
  3002 
       
  3003 	dev = alloc_etherdev(sizeof (*tp));
       
  3004 	if (!dev) {
       
  3005 		if (netif_msg_drv(&debug))
       
  3006 			dev_err(&pdev->dev, "unable to alloc new ethernet\n");
       
  3007 		rc = -ENOMEM;
       
  3008 		goto out;
       
  3009 	}
       
  3010 
       
  3011 	SET_NETDEV_DEV(dev, &pdev->dev);
       
  3012 	dev->netdev_ops = &rtl8169_netdev_ops;
       
  3013 	tp = netdev_priv(dev);
       
  3014 	tp->dev = dev;
       
  3015 	tp->pci_dev = pdev;
       
  3016 	tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT);
       
  3017 
       
  3018 	mii = &tp->mii;
       
  3019 	mii->dev = dev;
       
  3020 	mii->mdio_read = rtl_mdio_read;
       
  3021 	mii->mdio_write = rtl_mdio_write;
       
  3022 	mii->phy_id_mask = 0x1f;
       
  3023 	mii->reg_num_mask = 0x1f;
       
  3024 	mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);
       
  3025 
       
  3026 	/* enable device (incl. PCI PM wakeup and hotplug setup) */
       
  3027 	rc = pci_enable_device(pdev);
       
  3028 	if (rc < 0) {
       
  3029 		if (netif_msg_probe(tp))
       
  3030 			dev_err(&pdev->dev, "enable failure\n");
       
  3031 		goto err_out_free_dev_1;
       
  3032 	}
       
  3033 
       
  3034 	rc = pci_set_mwi(pdev);
       
  3035 	if (rc < 0)
       
  3036 		goto err_out_disable_2;
       
  3037 
       
  3038 	/* make sure PCI base addr 1 is MMIO */
       
  3039 	if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) {
       
  3040 		if (netif_msg_probe(tp)) {
       
  3041 			dev_err(&pdev->dev,
       
  3042 				"region #%d not an MMIO resource, aborting\n",
       
  3043 				region);
       
  3044 		}
       
  3045 		rc = -ENODEV;
       
  3046 		goto err_out_mwi_3;
       
  3047 	}
       
  3048 
       
  3049 	/* check for weird/broken PCI region reporting */
       
  3050 	if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) {
       
  3051 		if (netif_msg_probe(tp)) {
       
  3052 			dev_err(&pdev->dev,
       
  3053 				"Invalid PCI region size(s), aborting\n");
       
  3054 		}
       
  3055 		rc = -ENODEV;
       
  3056 		goto err_out_mwi_3;
       
  3057 	}
       
  3058 
       
  3059 	rc = pci_request_regions(pdev, MODULENAME);
       
  3060 	if (rc < 0) {
       
  3061 		if (netif_msg_probe(tp))
       
  3062 			dev_err(&pdev->dev, "could not request regions.\n");
       
  3063 		goto err_out_mwi_3;
       
  3064 	}
       
  3065 
       
  3066 	tp->cp_cmd = PCIMulRW | RxChkSum;
       
  3067 
       
  3068 	if ((sizeof(dma_addr_t) > 4) &&
       
  3069 	    !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) {
       
  3070 		tp->cp_cmd |= PCIDAC;
       
  3071 		dev->features |= NETIF_F_HIGHDMA;
       
  3072 	} else {
       
  3073 		rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
       
  3074 		if (rc < 0) {
       
  3075 			if (netif_msg_probe(tp)) {
       
  3076 				dev_err(&pdev->dev,
       
  3077 					"DMA configuration failed.\n");
       
  3078 			}
       
  3079 			goto err_out_free_res_4;
       
  3080 		}
       
  3081 	}
       
  3082 
       
  3083 	/* ioremap MMIO region */
       
  3084 	ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE);
       
  3085 	if (!ioaddr) {
       
  3086 		if (netif_msg_probe(tp))
       
  3087 			dev_err(&pdev->dev, "cannot remap MMIO, aborting\n");
       
  3088 		rc = -EIO;
       
  3089 		goto err_out_free_res_4;
       
  3090 	}
       
  3091 
       
  3092 	tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
       
  3093 	if (!tp->pcie_cap && netif_msg_probe(tp))
       
  3094 		dev_info(&pdev->dev, "no PCI Express capability\n");
       
  3095 
       
  3096 	RTL_W16(IntrMask, 0x0000);
       
  3097 
       
  3098 	/* Soft reset the chip. */
       
  3099 	RTL_W8(ChipCmd, CmdReset);
       
  3100 
       
  3101 	/* Check that the chip has finished the reset. */
       
  3102 	for (i = 0; i < 100; i++) {
       
  3103 		if ((RTL_R8(ChipCmd) & CmdReset) == 0)
       
  3104 			break;
       
  3105 		msleep_interruptible(1);
       
  3106 	}
       
  3107 
       
  3108 	RTL_W16(IntrStatus, 0xffff);
       
  3109 
       
  3110 	pci_set_master(pdev);
       
  3111 
       
  3112 	/* Identify chip attached to board */
       
  3113 	rtl8169_get_mac_version(tp, ioaddr);
       
  3114 
       
  3115 	/* Use appropriate default if unknown */
       
  3116 	if (tp->mac_version == RTL_GIGA_MAC_NONE) {
       
  3117 		if (netif_msg_probe(tp)) {
       
  3118 			dev_notice(&pdev->dev,
       
  3119 				   "unknown MAC, using family default\n");
       
  3120 		}
       
  3121 		tp->mac_version = cfg->default_ver;
       
  3122 	}
       
  3123 
       
  3124 	rtl8169_print_mac_version(tp);
       
  3125 
       
  3126 	for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) {
       
  3127 		if (tp->mac_version == rtl_chip_info[i].mac_version)
       
  3128 			break;
       
  3129 	}
       
  3130 	if (i == ARRAY_SIZE(rtl_chip_info)) {
       
  3131 		dev_err(&pdev->dev,
       
  3132 			"driver bug, MAC version not found in rtl_chip_info\n");
       
  3133 		goto err_out_msi_5;
       
  3134 	}
       
  3135 	tp->chipset = i;
       
  3136 
       
  3137 	RTL_W8(Cfg9346, Cfg9346_Unlock);
       
  3138 	RTL_W8(Config1, RTL_R8(Config1) | PMEnable);
       
  3139 	RTL_W8(Config5, RTL_R8(Config5) & PMEStatus);
       
  3140 	if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0)
       
  3141 		tp->features |= RTL_FEATURE_WOL;
       
  3142 	if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0)
       
  3143 		tp->features |= RTL_FEATURE_WOL;
       
  3144 	tp->features |= rtl_try_msi(pdev, ioaddr, cfg);
       
  3145 	RTL_W8(Cfg9346, Cfg9346_Lock);
       
  3146 
       
  3147 	if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) &&
       
  3148 	    (RTL_R8(PHYstatus) & TBI_Enable)) {
       
  3149 		tp->set_speed = rtl8169_set_speed_tbi;
       
  3150 		tp->get_settings = rtl8169_gset_tbi;
       
  3151 		tp->phy_reset_enable = rtl8169_tbi_reset_enable;
       
  3152 		tp->phy_reset_pending = rtl8169_tbi_reset_pending;
       
  3153 		tp->link_ok = rtl8169_tbi_link_ok;
       
  3154 		tp->do_ioctl = rtl_tbi_ioctl;
       
  3155 
       
  3156 		tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */
       
  3157 	} else {
       
  3158 		tp->set_speed = rtl8169_set_speed_xmii;
       
  3159 		tp->get_settings = rtl8169_gset_xmii;
       
  3160 		tp->phy_reset_enable = rtl8169_xmii_reset_enable;
       
  3161 		tp->phy_reset_pending = rtl8169_xmii_reset_pending;
       
  3162 		tp->link_ok = rtl8169_xmii_link_ok;
       
  3163 		tp->do_ioctl = rtl_xmii_ioctl;
       
  3164 	}
       
  3165 
       
  3166 	spin_lock_init(&tp->lock);
       
  3167 
       
  3168 	tp->mmio_addr = ioaddr;
       
  3169 
       
  3170 	/* Get MAC address */
       
  3171 	for (i = 0; i < MAC_ADDR_LEN; i++)
       
  3172 		dev->dev_addr[i] = RTL_R8(MAC0 + i);
       
  3173 	memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
       
  3174 
       
  3175 	SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops);
       
  3176 	dev->watchdog_timeo = RTL8169_TX_TIMEOUT;
       
  3177 	dev->irq = pdev->irq;
       
  3178 	dev->base_addr = (unsigned long) ioaddr;
       
  3179 
       
  3180 	netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
       
  3181 
       
  3182 #ifdef CONFIG_R8169_VLAN
       
  3183 	dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
       
  3184 #endif
       
  3185 
       
  3186 	tp->intr_mask = 0xffff;
       
  3187 	tp->align = cfg->align;
       
  3188 	tp->hw_start = cfg->hw_start;
       
  3189 	tp->intr_event = cfg->intr_event;
       
  3190 	tp->napi_event = cfg->napi_event;
       
  3191 
       
  3192 	init_timer(&tp->timer);
       
  3193 	tp->timer.data = (unsigned long) dev;
       
  3194 	tp->timer.function = rtl8169_phy_timer;
       
  3195 
       
  3196 	// offer device to EtherCAT master module
       
  3197 	tp->ecdev = ecdev_offer(dev, ec_poll, THIS_MODULE);
       
  3198 
       
  3199 	if (!tp->ecdev) {
       
  3200 		rc = register_netdev(dev);
       
  3201 		if (rc < 0)
       
  3202 			goto err_out_msi_5;
       
  3203 	}
       
  3204 
       
  3205 	pci_set_drvdata(pdev, dev);
       
  3206 
       
  3207 	if (netif_msg_probe(tp)) {
       
  3208 		u32 xid = RTL_R32(TxConfig) & 0x9cf0f8ff;
       
  3209 
       
  3210 		printk(KERN_INFO "%s: %s at 0x%lx, "
       
  3211 		       "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, "
       
  3212 		       "XID %08x IRQ %d\n",
       
  3213 		       dev->name,
       
  3214 		       rtl_chip_info[tp->chipset].name,
       
  3215 		       dev->base_addr,
       
  3216 		       dev->dev_addr[0], dev->dev_addr[1],
       
  3217 		       dev->dev_addr[2], dev->dev_addr[3],
       
  3218 		       dev->dev_addr[4], dev->dev_addr[5], xid, dev->irq);
       
  3219 	}
       
  3220 
       
  3221 	rtl8169_init_phy(dev, tp);
       
  3222 
       
  3223 	/*
       
  3224 	 * Pretend we are using VLANs; This bypasses a nasty bug where
       
  3225 	 * Interrupts stop flowing on high load on 8110SCd controllers.
       
  3226 	 */
       
  3227 	if (tp->mac_version == RTL_GIGA_MAC_VER_05)
       
  3228 		RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan);
       
  3229 
       
  3230 	device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
       
  3231 	if (tp->ecdev && ecdev_open(tp->ecdev)) {
       
  3232 		ecdev_withdraw(tp->ecdev);
       
  3233 		goto err_out_msi_5;
       
  3234 	}
       
  3235 
       
  3236 out:
       
  3237 	return rc;
       
  3238 
       
  3239 err_out_msi_5:
       
  3240 	rtl_disable_msi(pdev, tp);
       
  3241 	iounmap(ioaddr);
       
  3242 err_out_free_res_4:
       
  3243 	pci_release_regions(pdev);
       
  3244 err_out_mwi_3:
       
  3245 	pci_clear_mwi(pdev);
       
  3246 err_out_disable_2:
       
  3247 	pci_disable_device(pdev);
       
  3248 err_out_free_dev_1:
       
  3249 	free_netdev(dev);
       
  3250 	goto out;
       
  3251 }
       
  3252 
       
  3253 static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
       
  3254 {
       
  3255 	struct net_device *dev = pci_get_drvdata(pdev);
       
  3256 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3257 
       
  3258 	flush_scheduled_work();
       
  3259 
       
  3260 	if (tp->ecdev) {
       
  3261 		ecdev_close(tp->ecdev);
       
  3262 		ecdev_withdraw(tp->ecdev);
       
  3263 	} else {
       
  3264 		unregister_netdev(dev);
       
  3265 	}
       
  3266 
       
  3267 	/* restore original MAC address */
       
  3268 	rtl_rar_set(tp, dev->perm_addr);
       
  3269 
       
  3270 	rtl_disable_msi(pdev, tp);
       
  3271 	rtl8169_release_board(pdev, dev, tp->mmio_addr);
       
  3272 	pci_set_drvdata(pdev, NULL);
       
  3273 }
       
  3274 
       
  3275 static void rtl8169_set_rxbufsize(struct rtl8169_private *tp,
       
  3276 				  struct net_device *dev)
       
  3277 {
       
  3278 	unsigned int max_frame = dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN;
       
  3279 
       
  3280 	tp->rx_buf_sz = (max_frame > RX_BUF_SIZE) ? max_frame : RX_BUF_SIZE;
       
  3281 }
       
  3282 
       
  3283 static int rtl8169_open(struct net_device *dev)
       
  3284 {
       
  3285 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3286 	struct pci_dev *pdev = tp->pci_dev;
       
  3287 	int retval = -ENOMEM;
       
  3288 
       
  3289 
       
  3290 	rtl8169_set_rxbufsize(tp, dev);
       
  3291 
       
  3292 	/*
       
  3293 	 * Rx and Tx desscriptors needs 256 bytes alignment.
       
  3294 	 * pci_alloc_consistent provides more.
       
  3295 	 */
       
  3296 	tp->TxDescArray = pci_alloc_consistent(pdev, R8169_TX_RING_BYTES,
       
  3297 					       &tp->TxPhyAddr);
       
  3298 	if (!tp->TxDescArray)
       
  3299 		goto out;
       
  3300 
       
  3301 	tp->RxDescArray = pci_alloc_consistent(pdev, R8169_RX_RING_BYTES,
       
  3302 					       &tp->RxPhyAddr);
       
  3303 	if (!tp->RxDescArray)
       
  3304 		goto err_free_tx_0;
       
  3305 
       
  3306 	retval = rtl8169_init_ring(dev);
       
  3307 	if (retval < 0)
       
  3308 		goto err_free_rx_1;
       
  3309 
       
  3310 	INIT_DELAYED_WORK(&tp->task, NULL);
       
  3311 
       
  3312 	smp_mb();
       
  3313 
       
  3314 	if (!tp->ecdev) {
       
  3315 		retval = request_irq(dev->irq, rtl8169_interrupt,
       
  3316 				(tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED,
       
  3317 				dev->name, dev);
       
  3318 		if (retval < 0)
       
  3319 			goto err_release_ring_2;
       
  3320 
       
  3321 		napi_enable(&tp->napi);
       
  3322  
       
  3323 	}
       
  3324 
       
  3325 	rtl_hw_start(dev);
       
  3326 
       
  3327 	rtl8169_request_timer(dev);
       
  3328 
       
  3329 	rtl8169_check_link_status(dev, tp, tp->mmio_addr);
       
  3330 out:
       
  3331 	return retval;
       
  3332 
       
  3333 err_release_ring_2:
       
  3334 	rtl8169_rx_clear(tp);
       
  3335 err_free_rx_1:
       
  3336 	pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
       
  3337 			    tp->RxPhyAddr);
       
  3338 err_free_tx_0:
       
  3339 	pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
       
  3340 			    tp->TxPhyAddr);
       
  3341 	goto out;
       
  3342 }
       
  3343 
       
  3344 static void rtl8169_hw_reset(void __iomem *ioaddr)
       
  3345 {
       
  3346 	/* Disable interrupts */
       
  3347 	rtl8169_irq_mask_and_ack(ioaddr);
       
  3348 
       
  3349 	/* Reset the chipset */
       
  3350 	RTL_W8(ChipCmd, CmdReset);
       
  3351 
       
  3352 	/* PCI commit */
       
  3353 	RTL_R8(ChipCmd);
       
  3354 }
       
  3355 
       
  3356 static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp)
       
  3357 {
       
  3358 	void __iomem *ioaddr = tp->mmio_addr;
       
  3359 	u32 cfg = rtl8169_rx_config;
       
  3360 
       
  3361 	cfg |= (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask);
       
  3362 	RTL_W32(RxConfig, cfg);
       
  3363 
       
  3364 	/* Set DMA burst size and Interframe Gap Time */
       
  3365 	RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
       
  3366 		(InterFrameGap << TxInterFrameGapShift));
       
  3367 }
       
  3368 
       
  3369 static void rtl_hw_start(struct net_device *dev)
       
  3370 {
       
  3371 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3372 	void __iomem *ioaddr = tp->mmio_addr;
       
  3373 	unsigned int i;
       
  3374 
       
  3375 	/* Soft reset the chip. */
       
  3376 	RTL_W8(ChipCmd, CmdReset);
       
  3377 
       
  3378 	/* Check that the chip has finished the reset. */
       
  3379 	for (i = 0; i < 100; i++) {
       
  3380 		if ((RTL_R8(ChipCmd) & CmdReset) == 0)
       
  3381 			break;
       
  3382 		msleep_interruptible(1);
       
  3383 	}
       
  3384 
       
  3385 	tp->hw_start(dev);
       
  3386 
       
  3387 	if (!tp->ecdev)
       
  3388 		netif_start_queue(dev);
       
  3389 }
       
  3390 
       
  3391 
       
  3392 static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp,
       
  3393 					 void __iomem *ioaddr)
       
  3394 {
       
  3395 	/*
       
  3396 	 * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh
       
  3397 	 * register to be written before TxDescAddrLow to work.
       
  3398 	 * Switching from MMIO to I/O access fixes the issue as well.
       
  3399 	 */
       
  3400 	RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32);
       
  3401 	RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32));
       
  3402 	RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32);
       
  3403 	RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32));
       
  3404 }
       
  3405 
       
  3406 static u16 rtl_rw_cpluscmd(void __iomem *ioaddr)
       
  3407 {
       
  3408 	u16 cmd;
       
  3409 
       
  3410 	cmd = RTL_R16(CPlusCmd);
       
  3411 	RTL_W16(CPlusCmd, cmd);
       
  3412 	return cmd;
       
  3413 }
       
  3414 
       
  3415 static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
       
  3416 {
       
  3417 	/* Low hurts. Let's disable the filtering. */
       
  3418 	RTL_W16(RxMaxSize, rx_buf_sz + 1);
       
  3419 }
       
  3420 
       
  3421 static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
       
  3422 {
       
  3423 	struct {
       
  3424 		u32 mac_version;
       
  3425 		u32 clk;
       
  3426 		u32 val;
       
  3427 	} cfg2_info [] = {
       
  3428 		{ RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd
       
  3429 		{ RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff },
       
  3430 		{ RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe
       
  3431 		{ RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff }
       
  3432 	}, *p = cfg2_info;
       
  3433 	unsigned int i;
       
  3434 	u32 clk;
       
  3435 
       
  3436 	clk = RTL_R8(Config2) & PCI_Clock_66MHz;
       
  3437 	for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) {
       
  3438 		if ((p->mac_version == mac_version) && (p->clk == clk)) {
       
  3439 			RTL_W32(0x7c, p->val);
       
  3440 			break;
       
  3441 		}
       
  3442 	}
       
  3443 }
       
  3444 
       
  3445 static void rtl_hw_start_8169(struct net_device *dev)
       
  3446 {
       
  3447 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3448 	void __iomem *ioaddr = tp->mmio_addr;
       
  3449 	struct pci_dev *pdev = tp->pci_dev;
       
  3450 
       
  3451 	if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
       
  3452 		RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW);
       
  3453 		pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08);
       
  3454 	}
       
  3455 
       
  3456 	RTL_W8(Cfg9346, Cfg9346_Unlock);
       
  3457 	if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
       
  3458 	    (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
       
  3459 	    (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
       
  3460 	    (tp->mac_version == RTL_GIGA_MAC_VER_04))
       
  3461 		RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
       
  3462 
       
  3463 	RTL_W8(EarlyTxThres, EarlyTxThld);
       
  3464 
       
  3465 	rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
       
  3466 
       
  3467 	if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
       
  3468 	    (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
       
  3469 	    (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
       
  3470 	    (tp->mac_version == RTL_GIGA_MAC_VER_04))
       
  3471 		rtl_set_rx_tx_config_registers(tp);
       
  3472 
       
  3473 	tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
       
  3474 
       
  3475 	if ((tp->mac_version == RTL_GIGA_MAC_VER_02) ||
       
  3476 	    (tp->mac_version == RTL_GIGA_MAC_VER_03)) {
       
  3477 		dprintk("Set MAC Reg C+CR Offset 0xE0. "
       
  3478 			"Bit-3 and bit-14 MUST be 1\n");
       
  3479 		tp->cp_cmd |= (1 << 14);
       
  3480 	}
       
  3481 
       
  3482 	RTL_W16(CPlusCmd, tp->cp_cmd);
       
  3483 
       
  3484 	rtl8169_set_magic_reg(ioaddr, tp->mac_version);
       
  3485 
       
  3486 	/*
       
  3487 	 * Undocumented corner. Supposedly:
       
  3488 	 * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets
       
  3489 	 */
       
  3490 	RTL_W16(IntrMitigate, 0x0000);
       
  3491 
       
  3492 	rtl_set_rx_tx_desc_registers(tp, ioaddr);
       
  3493 
       
  3494 	if ((tp->mac_version != RTL_GIGA_MAC_VER_01) &&
       
  3495 	    (tp->mac_version != RTL_GIGA_MAC_VER_02) &&
       
  3496 	    (tp->mac_version != RTL_GIGA_MAC_VER_03) &&
       
  3497 	    (tp->mac_version != RTL_GIGA_MAC_VER_04)) {
       
  3498 		RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
       
  3499 		rtl_set_rx_tx_config_registers(tp);
       
  3500 	}
       
  3501 
       
  3502 	RTL_W8(Cfg9346, Cfg9346_Lock);
       
  3503 
       
  3504 	/* Initially a 10 us delay. Turned it into a PCI commit. - FR */
       
  3505 	RTL_R8(IntrMask);
       
  3506 
       
  3507 	RTL_W32(RxMissed, 0);
       
  3508 
       
  3509 	rtl_set_rx_mode(dev);
       
  3510 
       
  3511 	/* no early-rx interrupts */
       
  3512 	RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
       
  3513 
       
  3514 	/* Enable all known interrupts by setting the interrupt mask. */
       
  3515 	if (!tp->ecdev)
       
  3516 		RTL_W16(IntrMask, tp->intr_event);
       
  3517 }
       
  3518 
       
  3519 static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force)
       
  3520 {
       
  3521 	struct net_device *dev = pci_get_drvdata(pdev);
       
  3522 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3523 	int cap = tp->pcie_cap;
       
  3524 
       
  3525 	if (cap) {
       
  3526 		u16 ctl;
       
  3527 
       
  3528 		pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl);
       
  3529 		ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force;
       
  3530 		pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl);
       
  3531 	}
       
  3532 }
       
  3533 
       
  3534 static void rtl_csi_access_enable(void __iomem *ioaddr)
       
  3535 {
       
  3536 	u32 csi;
       
  3537 
       
  3538 	csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff;
       
  3539 	rtl_csi_write(ioaddr, 0x070c, csi | 0x27000000);
       
  3540 }
       
  3541 
       
  3542 struct ephy_info {
       
  3543 	unsigned int offset;
       
  3544 	u16 mask;
       
  3545 	u16 bits;
       
  3546 };
       
  3547 
       
  3548 static void rtl_ephy_init(void __iomem *ioaddr, struct ephy_info *e, int len)
       
  3549 {
       
  3550 	u16 w;
       
  3551 
       
  3552 	while (len-- > 0) {
       
  3553 		w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits;
       
  3554 		rtl_ephy_write(ioaddr, e->offset, w);
       
  3555 		e++;
       
  3556 	}
       
  3557 }
       
  3558 
       
  3559 static void rtl_disable_clock_request(struct pci_dev *pdev)
       
  3560 {
       
  3561 	struct net_device *dev = pci_get_drvdata(pdev);
       
  3562 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3563 	int cap = tp->pcie_cap;
       
  3564 
       
  3565 	if (cap) {
       
  3566 		u16 ctl;
       
  3567 
       
  3568 		pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl);
       
  3569 		ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN;
       
  3570 		pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl);
       
  3571 	}
       
  3572 }
       
  3573 
       
  3574 #define R8168_CPCMD_QUIRK_MASK (\
       
  3575 	EnableBist | \
       
  3576 	Mac_dbgo_oe | \
       
  3577 	Force_half_dup | \
       
  3578 	Force_rxflow_en | \
       
  3579 	Force_txflow_en | \
       
  3580 	Cxpl_dbg_sel | \
       
  3581 	ASF | \
       
  3582 	PktCntrDisable | \
       
  3583 	Mac_dbgo_sel)
       
  3584 
       
  3585 static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3586 {
       
  3587 	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
       
  3588 
       
  3589 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
       
  3590 
       
  3591 	rtl_tx_performance_tweak(pdev,
       
  3592 		(0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN);
       
  3593 }
       
  3594 
       
  3595 static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3596 {
       
  3597 	rtl_hw_start_8168bb(ioaddr, pdev);
       
  3598 
       
  3599 	RTL_W8(EarlyTxThres, EarlyTxThld);
       
  3600 
       
  3601 	RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0));
       
  3602 }
       
  3603 
       
  3604 static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3605 {
       
  3606 	RTL_W8(Config1, RTL_R8(Config1) | Speed_down);
       
  3607 
       
  3608 	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
       
  3609 
       
  3610 	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
       
  3611 
       
  3612 	rtl_disable_clock_request(pdev);
       
  3613 
       
  3614 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
       
  3615 }
       
  3616 
       
  3617 static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3618 {
       
  3619 	static struct ephy_info e_info_8168cp[] = {
       
  3620 		{ 0x01, 0,	0x0001 },
       
  3621 		{ 0x02, 0x0800,	0x1000 },
       
  3622 		{ 0x03, 0,	0x0042 },
       
  3623 		{ 0x06, 0x0080,	0x0000 },
       
  3624 		{ 0x07, 0,	0x2000 }
       
  3625 	};
       
  3626 
       
  3627 	rtl_csi_access_enable(ioaddr);
       
  3628 
       
  3629 	rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp));
       
  3630 
       
  3631 	__rtl_hw_start_8168cp(ioaddr, pdev);
       
  3632 }
       
  3633 
       
  3634 static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3635 {
       
  3636 	rtl_csi_access_enable(ioaddr);
       
  3637 
       
  3638 	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
       
  3639 
       
  3640 	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
       
  3641 
       
  3642 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
       
  3643 }
       
  3644 
       
  3645 static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3646 {
       
  3647 	rtl_csi_access_enable(ioaddr);
       
  3648 
       
  3649 	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
       
  3650 
       
  3651 	/* Magic. */
       
  3652 	RTL_W8(DBG_REG, 0x20);
       
  3653 
       
  3654 	RTL_W8(EarlyTxThres, EarlyTxThld);
       
  3655 
       
  3656 	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
       
  3657 
       
  3658 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
       
  3659 }
       
  3660 
       
  3661 static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3662 {
       
  3663 	static struct ephy_info e_info_8168c_1[] = {
       
  3664 		{ 0x02, 0x0800,	0x1000 },
       
  3665 		{ 0x03, 0,	0x0002 },
       
  3666 		{ 0x06, 0x0080,	0x0000 }
       
  3667 	};
       
  3668 
       
  3669 	rtl_csi_access_enable(ioaddr);
       
  3670 
       
  3671 	RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2);
       
  3672 
       
  3673 	rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1));
       
  3674 
       
  3675 	__rtl_hw_start_8168cp(ioaddr, pdev);
       
  3676 }
       
  3677 
       
  3678 static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3679 {
       
  3680 	static struct ephy_info e_info_8168c_2[] = {
       
  3681 		{ 0x01, 0,	0x0001 },
       
  3682 		{ 0x03, 0x0400,	0x0220 }
       
  3683 	};
       
  3684 
       
  3685 	rtl_csi_access_enable(ioaddr);
       
  3686 
       
  3687 	rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2));
       
  3688 
       
  3689 	__rtl_hw_start_8168cp(ioaddr, pdev);
       
  3690 }
       
  3691 
       
  3692 static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3693 {
       
  3694 	rtl_hw_start_8168c_2(ioaddr, pdev);
       
  3695 }
       
  3696 
       
  3697 static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3698 {
       
  3699 	rtl_csi_access_enable(ioaddr);
       
  3700 
       
  3701 	__rtl_hw_start_8168cp(ioaddr, pdev);
       
  3702 }
       
  3703 
       
  3704 static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3705 {
       
  3706 	rtl_csi_access_enable(ioaddr);
       
  3707 
       
  3708 	rtl_disable_clock_request(pdev);
       
  3709 
       
  3710 	RTL_W8(EarlyTxThres, EarlyTxThld);
       
  3711 
       
  3712 	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
       
  3713 
       
  3714 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
       
  3715 }
       
  3716 
       
  3717 static void rtl_hw_start_8168(struct net_device *dev)
       
  3718 {
       
  3719 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3720 	void __iomem *ioaddr = tp->mmio_addr;
       
  3721 	struct pci_dev *pdev = tp->pci_dev;
       
  3722 
       
  3723 	RTL_W8(Cfg9346, Cfg9346_Unlock);
       
  3724 
       
  3725 	RTL_W8(EarlyTxThres, EarlyTxThld);
       
  3726 
       
  3727 	rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
       
  3728 
       
  3729 	tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1;
       
  3730 
       
  3731 	RTL_W16(CPlusCmd, tp->cp_cmd);
       
  3732 
       
  3733 	RTL_W16(IntrMitigate, 0x5151);
       
  3734 
       
  3735 	/* Work around for RxFIFO overflow. */
       
  3736 	if (tp->mac_version == RTL_GIGA_MAC_VER_11) {
       
  3737 		tp->intr_event |= RxFIFOOver | PCSTimeout;
       
  3738 		tp->intr_event &= ~RxOverflow;
       
  3739 	}
       
  3740 
       
  3741 	rtl_set_rx_tx_desc_registers(tp, ioaddr);
       
  3742 
       
  3743 	rtl_set_rx_mode(dev);
       
  3744 
       
  3745 	RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
       
  3746 		(InterFrameGap << TxInterFrameGapShift));
       
  3747 
       
  3748 	RTL_R8(IntrMask);
       
  3749 
       
  3750 	switch (tp->mac_version) {
       
  3751 	case RTL_GIGA_MAC_VER_11:
       
  3752 		rtl_hw_start_8168bb(ioaddr, pdev);
       
  3753 	break;
       
  3754 
       
  3755 	case RTL_GIGA_MAC_VER_12:
       
  3756 	case RTL_GIGA_MAC_VER_17:
       
  3757 		rtl_hw_start_8168bef(ioaddr, pdev);
       
  3758 	break;
       
  3759 
       
  3760 	case RTL_GIGA_MAC_VER_18:
       
  3761 		rtl_hw_start_8168cp_1(ioaddr, pdev);
       
  3762 	break;
       
  3763 
       
  3764 	case RTL_GIGA_MAC_VER_19:
       
  3765 		rtl_hw_start_8168c_1(ioaddr, pdev);
       
  3766 	break;
       
  3767 
       
  3768 	case RTL_GIGA_MAC_VER_20:
       
  3769 		rtl_hw_start_8168c_2(ioaddr, pdev);
       
  3770 	break;
       
  3771 
       
  3772 	case RTL_GIGA_MAC_VER_21:
       
  3773 		rtl_hw_start_8168c_3(ioaddr, pdev);
       
  3774 	break;
       
  3775 
       
  3776 	case RTL_GIGA_MAC_VER_22:
       
  3777 		rtl_hw_start_8168c_4(ioaddr, pdev);
       
  3778 	break;
       
  3779 
       
  3780 	case RTL_GIGA_MAC_VER_23:
       
  3781 		rtl_hw_start_8168cp_2(ioaddr, pdev);
       
  3782 	break;
       
  3783 
       
  3784 	case RTL_GIGA_MAC_VER_24:
       
  3785 		rtl_hw_start_8168cp_3(ioaddr, pdev);
       
  3786 	break;
       
  3787 
       
  3788 	case RTL_GIGA_MAC_VER_25:
       
  3789 	case RTL_GIGA_MAC_VER_26:
       
  3790 	case RTL_GIGA_MAC_VER_27:
       
  3791 		rtl_hw_start_8168d(ioaddr, pdev);
       
  3792 	break;
       
  3793 
       
  3794 	default:
       
  3795 		printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n",
       
  3796 			dev->name, tp->mac_version);
       
  3797 	break;
       
  3798 	}
       
  3799 
       
  3800 	RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
       
  3801 
       
  3802 	RTL_W8(Cfg9346, Cfg9346_Lock);
       
  3803 
       
  3804 	RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
       
  3805 
       
  3806 	if (!tp->ecdev)
       
  3807 		RTL_W16(IntrMask, tp->intr_event);
       
  3808 }
       
  3809 
       
  3810 #define R810X_CPCMD_QUIRK_MASK (\
       
  3811 	EnableBist | \
       
  3812 	Mac_dbgo_oe | \
       
  3813 	Force_half_dup | \
       
  3814 	Force_rxflow_en | \
       
  3815 	Force_txflow_en | \
       
  3816 	Cxpl_dbg_sel | \
       
  3817 	ASF | \
       
  3818 	PktCntrDisable | \
       
  3819 	PCIDAC | \
       
  3820 	PCIMulRW)
       
  3821 
       
  3822 static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3823 {
       
  3824 	static struct ephy_info e_info_8102e_1[] = {
       
  3825 		{ 0x01,	0, 0x6e65 },
       
  3826 		{ 0x02,	0, 0x091f },
       
  3827 		{ 0x03,	0, 0xc2f9 },
       
  3828 		{ 0x06,	0, 0xafb5 },
       
  3829 		{ 0x07,	0, 0x0e00 },
       
  3830 		{ 0x19,	0, 0xec80 },
       
  3831 		{ 0x01,	0, 0x2e65 },
       
  3832 		{ 0x01,	0, 0x6e65 }
       
  3833 	};
       
  3834 	u8 cfg1;
       
  3835 
       
  3836 	rtl_csi_access_enable(ioaddr);
       
  3837 
       
  3838 	RTL_W8(DBG_REG, FIX_NAK_1);
       
  3839 
       
  3840 	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
       
  3841 
       
  3842 	RTL_W8(Config1,
       
  3843 	       LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable);
       
  3844 	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
       
  3845 
       
  3846 	cfg1 = RTL_R8(Config1);
       
  3847 	if ((cfg1 & LEDS0) && (cfg1 & LEDS1))
       
  3848 		RTL_W8(Config1, cfg1 & ~LEDS0);
       
  3849 
       
  3850 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
       
  3851 
       
  3852 	rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1));
       
  3853 }
       
  3854 
       
  3855 static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3856 {
       
  3857 	rtl_csi_access_enable(ioaddr);
       
  3858 
       
  3859 	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
       
  3860 
       
  3861 	RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable);
       
  3862 	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
       
  3863 
       
  3864 	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
       
  3865 }
       
  3866 
       
  3867 static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev)
       
  3868 {
       
  3869 	rtl_hw_start_8102e_2(ioaddr, pdev);
       
  3870 
       
  3871 	rtl_ephy_write(ioaddr, 0x03, 0xc2f9);
       
  3872 }
       
  3873 
       
  3874 static void rtl_hw_start_8101(struct net_device *dev)
       
  3875 {
       
  3876 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3877 	void __iomem *ioaddr = tp->mmio_addr;
       
  3878 	struct pci_dev *pdev = tp->pci_dev;
       
  3879 
       
  3880 	if ((tp->mac_version == RTL_GIGA_MAC_VER_13) ||
       
  3881 	    (tp->mac_version == RTL_GIGA_MAC_VER_16)) {
       
  3882 		int cap = tp->pcie_cap;
       
  3883 
       
  3884 		if (cap) {
       
  3885 			pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL,
       
  3886 					      PCI_EXP_DEVCTL_NOSNOOP_EN);
       
  3887 		}
       
  3888 	}
       
  3889 
       
  3890 	switch (tp->mac_version) {
       
  3891 	case RTL_GIGA_MAC_VER_07:
       
  3892 		rtl_hw_start_8102e_1(ioaddr, pdev);
       
  3893 		break;
       
  3894 
       
  3895 	case RTL_GIGA_MAC_VER_08:
       
  3896 		rtl_hw_start_8102e_3(ioaddr, pdev);
       
  3897 		break;
       
  3898 
       
  3899 	case RTL_GIGA_MAC_VER_09:
       
  3900 		rtl_hw_start_8102e_2(ioaddr, pdev);
       
  3901 		break;
       
  3902 	}
       
  3903 
       
  3904 	RTL_W8(Cfg9346, Cfg9346_Unlock);
       
  3905 
       
  3906 	RTL_W8(EarlyTxThres, EarlyTxThld);
       
  3907 
       
  3908 	rtl_set_rx_max_size(ioaddr, tp->rx_buf_sz);
       
  3909 
       
  3910 	tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
       
  3911 
       
  3912 	RTL_W16(CPlusCmd, tp->cp_cmd);
       
  3913 
       
  3914 	RTL_W16(IntrMitigate, 0x0000);
       
  3915 
       
  3916 	rtl_set_rx_tx_desc_registers(tp, ioaddr);
       
  3917 
       
  3918 	RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
       
  3919 	rtl_set_rx_tx_config_registers(tp);
       
  3920 
       
  3921 	RTL_W8(Cfg9346, Cfg9346_Lock);
       
  3922 
       
  3923 	RTL_R8(IntrMask);
       
  3924 
       
  3925 	rtl_set_rx_mode(dev);
       
  3926 
       
  3927 	RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
       
  3928 
       
  3929 	RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
       
  3930 
       
  3931 	if (!tp->ecdev)
       
  3932 		RTL_W16(IntrMask, tp->intr_event);
       
  3933 }
       
  3934 
       
  3935 static int rtl8169_change_mtu(struct net_device *dev, int new_mtu)
       
  3936 {
       
  3937 	struct rtl8169_private *tp = netdev_priv(dev);
       
  3938 	int ret = 0;
       
  3939 
       
  3940 	if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu)
       
  3941 		return -EINVAL;
       
  3942 
       
  3943 	dev->mtu = new_mtu;
       
  3944 
       
  3945 	if (!netif_running(dev))
       
  3946 		goto out;
       
  3947 
       
  3948 	rtl8169_down(dev);
       
  3949 
       
  3950 	rtl8169_set_rxbufsize(tp, dev);
       
  3951 
       
  3952 	ret = rtl8169_init_ring(dev);
       
  3953 	if (ret < 0)
       
  3954 		goto out;
       
  3955 
       
  3956 	napi_enable(&tp->napi);
       
  3957 
       
  3958 	rtl_hw_start(dev);
       
  3959 
       
  3960 	rtl8169_request_timer(dev);
       
  3961 
       
  3962 out:
       
  3963 	return ret;
       
  3964 }
       
  3965 
       
  3966 static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc)
       
  3967 {
       
  3968 	desc->addr = cpu_to_le64(0x0badbadbadbadbadull);
       
  3969 	desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask);
       
  3970 }
       
  3971 
       
  3972 static void rtl8169_free_rx_skb(struct rtl8169_private *tp,
       
  3973 				struct sk_buff **sk_buff, struct RxDesc *desc)
       
  3974 {
       
  3975 	struct pci_dev *pdev = tp->pci_dev;
       
  3976 
       
  3977 	pci_unmap_single(pdev, le64_to_cpu(desc->addr), tp->rx_buf_sz,
       
  3978 			 PCI_DMA_FROMDEVICE);
       
  3979 	dev_kfree_skb(*sk_buff);
       
  3980 	*sk_buff = NULL;
       
  3981 	rtl8169_make_unusable_by_asic(desc);
       
  3982 }
       
  3983 
       
  3984 static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz)
       
  3985 {
       
  3986 	u32 eor = le32_to_cpu(desc->opts1) & RingEnd;
       
  3987 
       
  3988 	desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz);
       
  3989 }
       
  3990 
       
  3991 static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
       
  3992 				       u32 rx_buf_sz)
       
  3993 {
       
  3994 	desc->addr = cpu_to_le64(mapping);
       
  3995 	wmb();
       
  3996 	rtl8169_mark_to_asic(desc, rx_buf_sz);
       
  3997 }
       
  3998 
       
  3999 static struct sk_buff *rtl8169_alloc_rx_skb(struct pci_dev *pdev,
       
  4000 					    struct net_device *dev,
       
  4001 					    struct RxDesc *desc, int rx_buf_sz,
       
  4002 					    unsigned int align)
       
  4003 {
       
  4004 	struct sk_buff *skb;
       
  4005 	dma_addr_t mapping;
       
  4006 	unsigned int pad;
       
  4007 
       
  4008 	pad = align ? align : NET_IP_ALIGN;
       
  4009 
       
  4010 	skb = netdev_alloc_skb(dev, rx_buf_sz + pad);
       
  4011 	if (!skb)
       
  4012 		goto err_out;
       
  4013 
       
  4014 	skb_reserve(skb, align ? ((pad - 1) & (unsigned long)skb->data) : pad);
       
  4015 
       
  4016 	mapping = pci_map_single(pdev, skb->data, rx_buf_sz,
       
  4017 				 PCI_DMA_FROMDEVICE);
       
  4018 
       
  4019 	rtl8169_map_to_asic(desc, mapping, rx_buf_sz);
       
  4020 out:
       
  4021 	return skb;
       
  4022 
       
  4023 err_out:
       
  4024 	rtl8169_make_unusable_by_asic(desc);
       
  4025 	goto out;
       
  4026 }
       
  4027 
       
  4028 static void rtl8169_rx_clear(struct rtl8169_private *tp)
       
  4029 {
       
  4030 	unsigned int i;
       
  4031 
       
  4032 	for (i = 0; i < NUM_RX_DESC; i++) {
       
  4033 		if (tp->Rx_skbuff[i]) {
       
  4034 			rtl8169_free_rx_skb(tp, tp->Rx_skbuff + i,
       
  4035 					    tp->RxDescArray + i);
       
  4036 		}
       
  4037 	}
       
  4038 }
       
  4039 
       
  4040 static u32 rtl8169_rx_fill(struct rtl8169_private *tp, struct net_device *dev,
       
  4041 			   u32 start, u32 end)
       
  4042 {
       
  4043 	u32 cur;
       
  4044 
       
  4045 	for (cur = start; end - cur != 0; cur++) {
       
  4046 		struct sk_buff *skb;
       
  4047 		unsigned int i = cur % NUM_RX_DESC;
       
  4048 
       
  4049 		WARN_ON((s32)(end - cur) < 0);
       
  4050 
       
  4051 		if (tp->Rx_skbuff[i])
       
  4052 			continue;
       
  4053 
       
  4054 		skb = rtl8169_alloc_rx_skb(tp->pci_dev, dev,
       
  4055 					   tp->RxDescArray + i,
       
  4056 					   tp->rx_buf_sz, tp->align);
       
  4057 		if (!skb)
       
  4058 			break;
       
  4059 
       
  4060 		tp->Rx_skbuff[i] = skb;
       
  4061 	}
       
  4062 	return cur - start;
       
  4063 }
       
  4064 
       
  4065 static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc)
       
  4066 {
       
  4067 	desc->opts1 |= cpu_to_le32(RingEnd);
       
  4068 }
       
  4069 
       
  4070 static void rtl8169_init_ring_indexes(struct rtl8169_private *tp)
       
  4071 {
       
  4072 	tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0;
       
  4073 }
       
  4074 
       
  4075 static int rtl8169_init_ring(struct net_device *dev)
       
  4076 {
       
  4077 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4078 
       
  4079 	rtl8169_init_ring_indexes(tp);
       
  4080 
       
  4081 	memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info));
       
  4082 	memset(tp->Rx_skbuff, 0x0, NUM_RX_DESC * sizeof(struct sk_buff *));
       
  4083 
       
  4084 	if (rtl8169_rx_fill(tp, dev, 0, NUM_RX_DESC) != NUM_RX_DESC)
       
  4085 		goto err_out;
       
  4086 
       
  4087 	rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1);
       
  4088 
       
  4089 	return 0;
       
  4090 
       
  4091 err_out:
       
  4092 	rtl8169_rx_clear(tp);
       
  4093 	return -ENOMEM;
       
  4094 }
       
  4095 
       
  4096 static void rtl8169_unmap_tx_skb(struct pci_dev *pdev, struct ring_info *tx_skb,
       
  4097 				 struct TxDesc *desc)
       
  4098 {
       
  4099 	unsigned int len = tx_skb->len;
       
  4100 
       
  4101 	pci_unmap_single(pdev, le64_to_cpu(desc->addr), len, PCI_DMA_TODEVICE);
       
  4102 	desc->opts1 = 0x00;
       
  4103 	desc->opts2 = 0x00;
       
  4104 	desc->addr = 0x00;
       
  4105 	tx_skb->len = 0;
       
  4106 }
       
  4107 
       
  4108 static void rtl8169_tx_clear(struct rtl8169_private *tp)
       
  4109 {
       
  4110 	unsigned int i;
       
  4111 
       
  4112 	for (i = tp->dirty_tx; i < tp->dirty_tx + NUM_TX_DESC; i++) {
       
  4113 		unsigned int entry = i % NUM_TX_DESC;
       
  4114 		struct ring_info *tx_skb = tp->tx_skb + entry;
       
  4115 		unsigned int len = tx_skb->len;
       
  4116 
       
  4117 		if (len) {
       
  4118 			struct sk_buff *skb = tx_skb->skb;
       
  4119 
       
  4120 			rtl8169_unmap_tx_skb(tp->pci_dev, tx_skb,
       
  4121 					     tp->TxDescArray + entry);
       
  4122 			if (skb) {
       
  4123 				if (!tp->ecdev)
       
  4124 					dev_kfree_skb(skb);
       
  4125 				tx_skb->skb = NULL;
       
  4126 			}
       
  4127 			tp->dev->stats.tx_dropped++;
       
  4128 		}
       
  4129 	}
       
  4130 	tp->cur_tx = tp->dirty_tx = 0;
       
  4131 }
       
  4132 
       
  4133 static void rtl8169_schedule_work(struct net_device *dev, work_func_t task)
       
  4134 {
       
  4135 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4136 
       
  4137 	PREPARE_DELAYED_WORK(&tp->task, task);
       
  4138 	schedule_delayed_work(&tp->task, 4);
       
  4139 }
       
  4140 
       
  4141 static void rtl8169_wait_for_quiescence(struct net_device *dev)
       
  4142 {
       
  4143 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4144 	void __iomem *ioaddr = tp->mmio_addr;
       
  4145 
       
  4146 	synchronize_irq(dev->irq);
       
  4147 
       
  4148 	/* Wait for any pending NAPI task to complete */
       
  4149 	napi_disable(&tp->napi);
       
  4150 
       
  4151 	rtl8169_irq_mask_and_ack(ioaddr);
       
  4152 
       
  4153 	tp->intr_mask = 0xffff;
       
  4154 	RTL_W16(IntrMask, tp->intr_event);
       
  4155 	napi_enable(&tp->napi);
       
  4156 }
       
  4157 
       
  4158 static void rtl8169_reinit_task(struct work_struct *work)
       
  4159 {
       
  4160 	struct rtl8169_private *tp =
       
  4161 		container_of(work, struct rtl8169_private, task.work);
       
  4162 	struct net_device *dev = tp->dev;
       
  4163 	int ret;
       
  4164 
       
  4165 	rtnl_lock();
       
  4166 
       
  4167 	if (!netif_running(dev))
       
  4168 		goto out_unlock;
       
  4169 
       
  4170 	rtl8169_wait_for_quiescence(dev);
       
  4171 	rtl8169_close(dev);
       
  4172 
       
  4173 	ret = rtl8169_open(dev);
       
  4174 	if (unlikely(ret < 0)) {
       
  4175 		if (net_ratelimit() && netif_msg_drv(tp)) {
       
  4176 			printk(KERN_ERR PFX "%s: reinit failure (status = %d)."
       
  4177 			       " Rescheduling.\n", dev->name, ret);
       
  4178 		}
       
  4179 		rtl8169_schedule_work(dev, rtl8169_reinit_task);
       
  4180 	}
       
  4181 
       
  4182 out_unlock:
       
  4183 	rtnl_unlock();
       
  4184 }
       
  4185 
       
  4186 static void rtl8169_reset_task(struct work_struct *work)
       
  4187 {
       
  4188 	struct rtl8169_private *tp =
       
  4189 		container_of(work, struct rtl8169_private, task.work);
       
  4190 	struct net_device *dev = tp->dev;
       
  4191 
       
  4192 	rtnl_lock();
       
  4193 
       
  4194 	if (!netif_running(dev))
       
  4195 		goto out_unlock;
       
  4196 
       
  4197 	rtl8169_wait_for_quiescence(dev);
       
  4198 
       
  4199 	rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, ~(u32)0);
       
  4200 	rtl8169_tx_clear(tp);
       
  4201 
       
  4202 	if (tp->dirty_rx == tp->cur_rx) {
       
  4203 		rtl8169_init_ring_indexes(tp);
       
  4204 		rtl_hw_start(dev);
       
  4205 		netif_wake_queue(dev);
       
  4206 		rtl8169_check_link_status(dev, tp, tp->mmio_addr);
       
  4207 	} else {
       
  4208 		if (net_ratelimit() && netif_msg_intr(tp)) {
       
  4209 			printk(KERN_EMERG PFX "%s: Rx buffers shortage\n",
       
  4210 			       dev->name);
       
  4211 		}
       
  4212 		rtl8169_schedule_work(dev, rtl8169_reset_task);
       
  4213 	}
       
  4214 
       
  4215 out_unlock:
       
  4216 	rtnl_unlock();
       
  4217 }
       
  4218 
       
  4219 static void rtl8169_tx_timeout(struct net_device *dev)
       
  4220 {
       
  4221 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4222 
       
  4223 	if (tp->ecdev)
       
  4224 		return;
       
  4225 
       
  4226 	rtl8169_hw_reset(tp->mmio_addr);
       
  4227 
       
  4228 	/* Let's wait a bit while any (async) irq lands on */
       
  4229 	rtl8169_schedule_work(dev, rtl8169_reset_task);
       
  4230 }
       
  4231 
       
  4232 static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
       
  4233 			      u32 opts1)
       
  4234 {
       
  4235 	struct skb_shared_info *info = skb_shinfo(skb);
       
  4236 	unsigned int cur_frag, entry;
       
  4237 	struct TxDesc * uninitialized_var(txd);
       
  4238 
       
  4239 	entry = tp->cur_tx;
       
  4240 	for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) {
       
  4241 		skb_frag_t *frag = info->frags + cur_frag;
       
  4242 		dma_addr_t mapping;
       
  4243 		u32 status, len;
       
  4244 		void *addr;
       
  4245 
       
  4246 		entry = (entry + 1) % NUM_TX_DESC;
       
  4247 
       
  4248 		txd = tp->TxDescArray + entry;
       
  4249 		len = frag->size;
       
  4250 		addr = ((void *) page_address(frag->page)) + frag->page_offset;
       
  4251 		mapping = pci_map_single(tp->pci_dev, addr, len, PCI_DMA_TODEVICE);
       
  4252 
       
  4253 		/* anti gcc 2.95.3 bugware (sic) */
       
  4254 		status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
       
  4255 
       
  4256 		txd->opts1 = cpu_to_le32(status);
       
  4257 		txd->addr = cpu_to_le64(mapping);
       
  4258 
       
  4259 		tp->tx_skb[entry].len = len;
       
  4260 	}
       
  4261 
       
  4262 	if (cur_frag) {
       
  4263 		tp->tx_skb[entry].skb = skb;
       
  4264 		txd->opts1 |= cpu_to_le32(LastFrag);
       
  4265 	}
       
  4266 
       
  4267 	return cur_frag;
       
  4268 }
       
  4269 
       
  4270 static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev)
       
  4271 {
       
  4272 	if (dev->features & NETIF_F_TSO) {
       
  4273 		u32 mss = skb_shinfo(skb)->gso_size;
       
  4274 
       
  4275 		if (mss)
       
  4276 			return LargeSend | ((mss & MSSMask) << MSSShift);
       
  4277 	}
       
  4278 	if (skb->ip_summed == CHECKSUM_PARTIAL) {
       
  4279 		const struct iphdr *ip = ip_hdr(skb);
       
  4280 
       
  4281 		if (ip->protocol == IPPROTO_TCP)
       
  4282 			return IPCS | TCPCS;
       
  4283 		else if (ip->protocol == IPPROTO_UDP)
       
  4284 			return IPCS | UDPCS;
       
  4285 		WARN_ON(1);	/* we need a WARN() */
       
  4286 	}
       
  4287 	return 0;
       
  4288 }
       
  4289 
       
  4290 static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
       
  4291 				      struct net_device *dev)
       
  4292 {
       
  4293 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4294 	unsigned int frags, entry = tp->cur_tx % NUM_TX_DESC;
       
  4295 	struct TxDesc *txd = tp->TxDescArray + entry;
       
  4296 	void __iomem *ioaddr = tp->mmio_addr;
       
  4297 	dma_addr_t mapping;
       
  4298 	u32 status, len;
       
  4299 	u32 opts1;
       
  4300 
       
  4301 	if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) {
       
  4302 		if (netif_msg_drv(tp)) {
       
  4303 			printk(KERN_ERR
       
  4304 			       "%s: BUG! Tx Ring full when queue awake!\n",
       
  4305 			       dev->name);
       
  4306 		}
       
  4307 		goto err_stop;
       
  4308 	}
       
  4309 
       
  4310 	if (unlikely(le32_to_cpu(txd->opts1) & DescOwn))
       
  4311 		goto err_stop;
       
  4312 
       
  4313 	opts1 = DescOwn | rtl8169_tso_csum(skb, dev);
       
  4314 
       
  4315 	frags = rtl8169_xmit_frags(tp, skb, opts1);
       
  4316 	if (frags) {
       
  4317 		len = skb_headlen(skb);
       
  4318 		opts1 |= FirstFrag;
       
  4319 	} else {
       
  4320 		len = skb->len;
       
  4321 		opts1 |= FirstFrag | LastFrag;
       
  4322 		tp->tx_skb[entry].skb = skb;
       
  4323 	}
       
  4324 
       
  4325 	mapping = pci_map_single(tp->pci_dev, skb->data, len, PCI_DMA_TODEVICE);
       
  4326 
       
  4327 	tp->tx_skb[entry].len = len;
       
  4328 	txd->addr = cpu_to_le64(mapping);
       
  4329 	txd->opts2 = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb));
       
  4330 
       
  4331 	wmb();
       
  4332 
       
  4333 	/* anti gcc 2.95.3 bugware (sic) */
       
  4334 	status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
       
  4335 	txd->opts1 = cpu_to_le32(status);
       
  4336 
       
  4337 	tp->cur_tx += frags + 1;
       
  4338 
       
  4339 	smp_wmb();
       
  4340 
       
  4341 	RTL_W8(TxPoll, NPQ);	/* set polling bit */
       
  4342 
       
  4343 	if (!tp->ecdev) {
       
  4344 		if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) {
       
  4345 			netif_stop_queue(dev);
       
  4346 			smp_rmb();
       
  4347 			if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)
       
  4348 				netif_wake_queue(dev);
       
  4349 		}
       
  4350 	}
       
  4351 
       
  4352 	return NETDEV_TX_OK;
       
  4353 
       
  4354 err_stop:
       
  4355 	if (!tp->ecdev)
       
  4356 		netif_stop_queue(dev);
       
  4357 	dev->stats.tx_dropped++;
       
  4358 	return NETDEV_TX_BUSY;
       
  4359 }
       
  4360 
       
  4361 static void rtl8169_pcierr_interrupt(struct net_device *dev)
       
  4362 {
       
  4363 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4364 	struct pci_dev *pdev = tp->pci_dev;
       
  4365 	void __iomem *ioaddr = tp->mmio_addr;
       
  4366 	u16 pci_status, pci_cmd;
       
  4367 
       
  4368 	pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd);
       
  4369 	pci_read_config_word(pdev, PCI_STATUS, &pci_status);
       
  4370 
       
  4371 	if (netif_msg_intr(tp)) {
       
  4372 		printk(KERN_ERR
       
  4373 		       "%s: PCI error (cmd = 0x%04x, status = 0x%04x).\n",
       
  4374 		       dev->name, pci_cmd, pci_status);
       
  4375 	}
       
  4376 
       
  4377 	/*
       
  4378 	 * The recovery sequence below admits a very elaborated explanation:
       
  4379 	 * - it seems to work;
       
  4380 	 * - I did not see what else could be done;
       
  4381 	 * - it makes iop3xx happy.
       
  4382 	 *
       
  4383 	 * Feel free to adjust to your needs.
       
  4384 	 */
       
  4385 	if (pdev->broken_parity_status)
       
  4386 		pci_cmd &= ~PCI_COMMAND_PARITY;
       
  4387 	else
       
  4388 		pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY;
       
  4389 
       
  4390 	pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
       
  4391 
       
  4392 	pci_write_config_word(pdev, PCI_STATUS,
       
  4393 		pci_status & (PCI_STATUS_DETECTED_PARITY |
       
  4394 		PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT |
       
  4395 		PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT));
       
  4396 
       
  4397 	/* The infamous DAC f*ckup only happens at boot time */
       
  4398 	if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) {
       
  4399 		if (netif_msg_intr(tp))
       
  4400 			printk(KERN_INFO "%s: disabling PCI DAC.\n", dev->name);
       
  4401 		tp->cp_cmd &= ~PCIDAC;
       
  4402 		RTL_W16(CPlusCmd, tp->cp_cmd);
       
  4403 		dev->features &= ~NETIF_F_HIGHDMA;
       
  4404 	}
       
  4405 
       
  4406 	rtl8169_hw_reset(ioaddr);
       
  4407 
       
  4408 	rtl8169_schedule_work(dev, rtl8169_reinit_task);
       
  4409 }
       
  4410 
       
  4411 static void rtl8169_tx_interrupt(struct net_device *dev,
       
  4412 				 struct rtl8169_private *tp,
       
  4413 				 void __iomem *ioaddr)
       
  4414 {
       
  4415 	unsigned int dirty_tx, tx_left;
       
  4416 
       
  4417 	dirty_tx = tp->dirty_tx;
       
  4418 	smp_rmb();
       
  4419 	tx_left = tp->cur_tx - dirty_tx;
       
  4420 
       
  4421 	while (tx_left > 0) {
       
  4422 		unsigned int entry = dirty_tx % NUM_TX_DESC;
       
  4423 		struct ring_info *tx_skb = tp->tx_skb + entry;
       
  4424 		u32 len = tx_skb->len;
       
  4425 		u32 status;
       
  4426 
       
  4427 		rmb();
       
  4428 		status = le32_to_cpu(tp->TxDescArray[entry].opts1);
       
  4429 		if (status & DescOwn)
       
  4430 			break;
       
  4431 
       
  4432 		dev->stats.tx_bytes += len;
       
  4433 		dev->stats.tx_packets++;
       
  4434 
       
  4435 		rtl8169_unmap_tx_skb(tp->pci_dev, tx_skb, tp->TxDescArray + entry);
       
  4436 
       
  4437 		if (status & LastFrag) {
       
  4438 			if (!tp->ecdev)
       
  4439 				dev_kfree_skb(tx_skb->skb);
       
  4440 			tx_skb->skb = NULL;
       
  4441 		}
       
  4442 		dirty_tx++;
       
  4443 		tx_left--;
       
  4444 	}
       
  4445 
       
  4446 	if (tp->dirty_tx != dirty_tx) {
       
  4447 		tp->dirty_tx = dirty_tx;
       
  4448 		smp_wmb();
       
  4449 		if (!tp->ecdev && netif_queue_stopped(dev) &&
       
  4450 		    (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) {
       
  4451 			netif_wake_queue(dev);
       
  4452 		}
       
  4453 		/*
       
  4454 		 * 8168 hack: TxPoll requests are lost when the Tx packets are
       
  4455 		 * too close. Let's kick an extra TxPoll request when a burst
       
  4456 		 * of start_xmit activity is detected (if it is not detected,
       
  4457 		 * it is slow enough). -- FR
       
  4458 		 */
       
  4459 		smp_rmb();
       
  4460 		if (tp->cur_tx != dirty_tx)
       
  4461 			RTL_W8(TxPoll, NPQ);
       
  4462 	}
       
  4463 }
       
  4464 
       
  4465 static inline int rtl8169_fragmented_frame(u32 status)
       
  4466 {
       
  4467 	return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag);
       
  4468 }
       
  4469 
       
  4470 static inline void rtl8169_rx_csum(struct sk_buff *skb, struct RxDesc *desc)
       
  4471 {
       
  4472 	u32 opts1 = le32_to_cpu(desc->opts1);
       
  4473 	u32 status = opts1 & RxProtoMask;
       
  4474 
       
  4475 	if (((status == RxProtoTCP) && !(opts1 & TCPFail)) ||
       
  4476 	    ((status == RxProtoUDP) && !(opts1 & UDPFail)) ||
       
  4477 	    ((status == RxProtoIP) && !(opts1 & IPFail)))
       
  4478 		skb->ip_summed = CHECKSUM_UNNECESSARY;
       
  4479 	else
       
  4480 		skb->ip_summed = CHECKSUM_NONE;
       
  4481 }
       
  4482 
       
  4483 static inline bool rtl8169_try_rx_copy(struct sk_buff **sk_buff,
       
  4484 				       struct rtl8169_private *tp, int pkt_size,
       
  4485 				       dma_addr_t addr)
       
  4486 {
       
  4487 	struct sk_buff *skb;
       
  4488 	bool done = false;
       
  4489 
       
  4490 	if (pkt_size >= rx_copybreak)
       
  4491 		goto out;
       
  4492 
       
  4493 	skb = netdev_alloc_skb(tp->dev, pkt_size + NET_IP_ALIGN);
       
  4494 	if (!skb)
       
  4495 		goto out;
       
  4496 
       
  4497 	pci_dma_sync_single_for_cpu(tp->pci_dev, addr, pkt_size,
       
  4498 				    PCI_DMA_FROMDEVICE);
       
  4499 	skb_reserve(skb, NET_IP_ALIGN);
       
  4500 	skb_copy_from_linear_data(*sk_buff, skb->data, pkt_size);
       
  4501 	*sk_buff = skb;
       
  4502 	done = true;
       
  4503 out:
       
  4504 	return done;
       
  4505 }
       
  4506 
       
  4507 static int rtl8169_rx_interrupt(struct net_device *dev,
       
  4508 				struct rtl8169_private *tp,
       
  4509 				void __iomem *ioaddr, u32 budget)
       
  4510 {
       
  4511 	unsigned int cur_rx, rx_left;
       
  4512 	unsigned int delta, count;
       
  4513 
       
  4514 	cur_rx = tp->cur_rx;
       
  4515 	rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;
       
  4516 	rx_left = min(rx_left, budget);
       
  4517 
       
  4518 	for (; rx_left > 0; rx_left--, cur_rx++) {
       
  4519 		unsigned int entry = cur_rx % NUM_RX_DESC;
       
  4520 		struct RxDesc *desc = tp->RxDescArray + entry;
       
  4521 		u32 status;
       
  4522 
       
  4523 		rmb();
       
  4524 		status = le32_to_cpu(desc->opts1);
       
  4525 
       
  4526 		if (status & DescOwn)
       
  4527 			break;
       
  4528 		if (unlikely(status & RxRES)) {
       
  4529 			if (netif_msg_rx_err(tp)) {
       
  4530 				printk(KERN_INFO
       
  4531 				       "%s: Rx ERROR. status = %08x\n",
       
  4532 				       dev->name, status);
       
  4533 			}
       
  4534 			dev->stats.rx_errors++;
       
  4535 			if (status & (RxRWT | RxRUNT))
       
  4536 				dev->stats.rx_length_errors++;
       
  4537 			if (status & RxCRC)
       
  4538 				dev->stats.rx_crc_errors++;
       
  4539 			if (status & RxFOVF) {
       
  4540 				if (!tp->ecdev)
       
  4541 					rtl8169_schedule_work(dev, rtl8169_reset_task);
       
  4542 				dev->stats.rx_fifo_errors++;
       
  4543 			}
       
  4544 			rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
       
  4545 		} else {
       
  4546 			struct sk_buff *skb = tp->Rx_skbuff[entry];
       
  4547 			dma_addr_t addr = le64_to_cpu(desc->addr);
       
  4548 			int pkt_size = (status & 0x00001FFF) - 4;
       
  4549 			struct pci_dev *pdev = tp->pci_dev;
       
  4550 
       
  4551 			/*
       
  4552 			 * The driver does not support incoming fragmented
       
  4553 			 * frames. They are seen as a symptom of over-mtu
       
  4554 			 * sized frames.
       
  4555 			 */
       
  4556 			if (unlikely(rtl8169_fragmented_frame(status))) {
       
  4557 				dev->stats.rx_dropped++;
       
  4558 				dev->stats.rx_length_errors++;
       
  4559 				rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
       
  4560 				continue;
       
  4561 			}
       
  4562 
       
  4563 			rtl8169_rx_csum(skb, desc);
       
  4564 
       
  4565 			if (tp->ecdev) {
       
  4566 				pci_dma_sync_single_for_cpu(pdev, addr, pkt_size,
       
  4567 						PCI_DMA_FROMDEVICE);
       
  4568 
       
  4569 				ecdev_receive(tp->ecdev, skb->data, pkt_size);
       
  4570 
       
  4571 				pci_dma_sync_single_for_device(pdev, addr,
       
  4572 					pkt_size, PCI_DMA_FROMDEVICE);
       
  4573 				rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
       
  4574 
       
  4575 				// No need to detect link status as
       
  4576 				// long as frames are received: Reset watchdog.
       
  4577 				tp->ec_watchdog_jiffies = jiffies;
       
  4578 			} else {
       
  4579 				if (rtl8169_try_rx_copy(&skb, tp, pkt_size, addr)) {
       
  4580 					pci_dma_sync_single_for_device(pdev, addr,
       
  4581 						pkt_size, PCI_DMA_FROMDEVICE);
       
  4582 					rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
       
  4583 				} else {
       
  4584 					pci_unmap_single(pdev, addr, tp->rx_buf_sz,
       
  4585 							 PCI_DMA_FROMDEVICE);
       
  4586 					tp->Rx_skbuff[entry] = NULL;
       
  4587 				}
       
  4588 
       
  4589 				skb_put(skb, pkt_size);
       
  4590 				skb->protocol = eth_type_trans(skb, dev);
       
  4591 
       
  4592 				if (rtl8169_rx_vlan_skb(tp, desc, skb) < 0)
       
  4593 					netif_receive_skb(skb);
       
  4594 			}
       
  4595 			dev->stats.rx_bytes += pkt_size;
       
  4596 			dev->stats.rx_packets++;
       
  4597 		}
       
  4598 
       
  4599 		/* Work around for AMD plateform. */
       
  4600 		if ((desc->opts2 & cpu_to_le32(0xfffe000)) &&
       
  4601 		    (tp->mac_version == RTL_GIGA_MAC_VER_05)) {
       
  4602 			desc->opts2 = 0;
       
  4603 			cur_rx++;
       
  4604 		}
       
  4605 	}
       
  4606 
       
  4607 	count = cur_rx - tp->cur_rx;
       
  4608 	tp->cur_rx = cur_rx;
       
  4609 
       
  4610 	if (tp->ecdev) {
       
  4611 		/* descriptors are cleaned up immediately. */
       
  4612 		tp->dirty_rx = tp->cur_rx;
       
  4613 	} else {
       
  4614 		delta = rtl8169_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx);
       
  4615 		if (!delta && count && netif_msg_intr(tp))
       
  4616 			printk(KERN_INFO "%s: no Rx buffer allocated\n", dev->name);
       
  4617 		tp->dirty_rx += delta;
       
  4618 
       
  4619 		/*
       
  4620 		 * FIXME: until there is periodic timer to try and refill the ring,
       
  4621 		 * a temporary shortage may definitely kill the Rx process.
       
  4622 		 * - disable the asic to try and avoid an overflow and kick it again
       
  4623 		 *   after refill ?
       
  4624 		 * - how do others driver handle this condition (Uh oh...).
       
  4625 		 */
       
  4626 		if ((tp->dirty_rx + NUM_RX_DESC == tp->cur_rx) && netif_msg_intr(tp))
       
  4627 			printk(KERN_EMERG "%s: Rx buffers exhausted\n", dev->name);
       
  4628 	}
       
  4629 
       
  4630 	return count;
       
  4631 }
       
  4632 
       
  4633 static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
       
  4634 {
       
  4635 	struct net_device *dev = dev_instance;
       
  4636 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4637 	void __iomem *ioaddr = tp->mmio_addr;
       
  4638 	int handled = 0;
       
  4639 	int status;
       
  4640 
       
  4641 	/* loop handling interrupts until we have no new ones or
       
  4642 	 * we hit a invalid/hotplug case.
       
  4643 	 */
       
  4644 	status = RTL_R16(IntrStatus);
       
  4645 	while (status && status != 0xffff) {
       
  4646 		handled = 1;
       
  4647 
       
  4648 		/* Handle all of the error cases first. These will reset
       
  4649 		 * the chip, so just exit the loop.
       
  4650 		 */
       
  4651 		if (unlikely(!tp->ecdev && !netif_running(dev))) {
       
  4652 			rtl8169_asic_down(ioaddr);
       
  4653 			break;
       
  4654 		}
       
  4655 
       
  4656 		/* Work around for rx fifo overflow */
       
  4657 		if (unlikely(status & RxFIFOOver) &&
       
  4658 		(tp->mac_version == RTL_GIGA_MAC_VER_11)) {
       
  4659 			netif_stop_queue(dev);
       
  4660 			rtl8169_tx_timeout(dev);
       
  4661 			break;
       
  4662 		}
       
  4663 
       
  4664 		if (unlikely(status & SYSErr)) {
       
  4665 			rtl8169_pcierr_interrupt(dev);
       
  4666 			break;
       
  4667 		}
       
  4668 
       
  4669 		if (status & LinkChg)
       
  4670 			rtl8169_check_link_status(dev, tp, ioaddr);
       
  4671 
       
  4672 		/* We need to see the lastest version of tp->intr_mask to
       
  4673 		 * avoid ignoring an MSI interrupt and having to wait for
       
  4674 		 * another event which may never come.
       
  4675 		 */
       
  4676 		smp_rmb();
       
  4677 		if (status & tp->intr_mask & tp->napi_event) {
       
  4678 			RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event);
       
  4679 			tp->intr_mask = ~tp->napi_event;
       
  4680 
       
  4681 			if (likely(napi_schedule_prep(&tp->napi)))
       
  4682 				__napi_schedule(&tp->napi);
       
  4683 			else if (netif_msg_intr(tp)) {
       
  4684 				printk(KERN_INFO "%s: interrupt %04x in poll\n",
       
  4685 				dev->name, status);
       
  4686 			}
       
  4687 		}
       
  4688 
       
  4689 		/* We only get a new MSI interrupt when all active irq
       
  4690 		 * sources on the chip have been acknowledged. So, ack
       
  4691 		 * everything we've seen and check if new sources have become
       
  4692 		 * active to avoid blocking all interrupts from the chip.
       
  4693 		 */
       
  4694 		RTL_W16(IntrStatus,
       
  4695 			(status & RxFIFOOver) ? (status | RxOverflow) : status);
       
  4696 		status = RTL_R16(IntrStatus);
       
  4697 	}
       
  4698 
       
  4699 	return IRQ_RETVAL(handled);
       
  4700 }
       
  4701 
       
  4702 static void ec_poll(struct net_device *dev)
       
  4703 {
       
  4704 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4705 	struct pci_dev *pdev = tp->pci_dev;
       
  4706 
       
  4707 	rtl8169_interrupt(pdev->irq, dev);
       
  4708 	rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, 100); // FIXME
       
  4709 	rtl8169_tx_interrupt(dev, tp, tp->mmio_addr);
       
  4710 
       
  4711     if (jiffies - tp->ec_watchdog_jiffies >= 2 * HZ) {
       
  4712 		rtl8169_phy_timer((unsigned long) dev);
       
  4713 		tp->ec_watchdog_jiffies = jiffies;
       
  4714 	}
       
  4715 }
       
  4716 
       
  4717 static int rtl8169_poll(struct napi_struct *napi, int budget)
       
  4718 {
       
  4719 	struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi);
       
  4720 	struct net_device *dev = tp->dev;
       
  4721 	void __iomem *ioaddr = tp->mmio_addr;
       
  4722 	int work_done;
       
  4723 
       
  4724 	work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget);
       
  4725 	rtl8169_tx_interrupt(dev, tp, ioaddr);
       
  4726 
       
  4727 	if (work_done < budget) {
       
  4728 		napi_complete(napi);
       
  4729 
       
  4730 		/* We need for force the visibility of tp->intr_mask
       
  4731 		 * for other CPUs, as we can loose an MSI interrupt
       
  4732 		 * and potentially wait for a retransmit timeout if we don't.
       
  4733 		 * The posted write to IntrMask is safe, as it will
       
  4734 		 * eventually make it to the chip and we won't loose anything
       
  4735 		 * until it does.
       
  4736 		 */
       
  4737 		tp->intr_mask = 0xffff;
       
  4738 		smp_wmb();
       
  4739 		RTL_W16(IntrMask, tp->intr_event);
       
  4740 	}
       
  4741 
       
  4742 	return work_done;
       
  4743 }
       
  4744 
       
  4745 static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr)
       
  4746 {
       
  4747 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4748 
       
  4749 	if (tp->mac_version > RTL_GIGA_MAC_VER_06)
       
  4750 		return;
       
  4751 
       
  4752 	dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff);
       
  4753 	RTL_W32(RxMissed, 0);
       
  4754 }
       
  4755 
       
  4756 static void rtl8169_down(struct net_device *dev)
       
  4757 {
       
  4758 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4759 	void __iomem *ioaddr = tp->mmio_addr;
       
  4760 	unsigned int intrmask;
       
  4761 
       
  4762 	rtl8169_delete_timer(dev);
       
  4763 
       
  4764 	if (!tp->ecdev) {
       
  4765 		netif_stop_queue(dev);
       
  4766 
       
  4767 		napi_disable(&tp->napi);
       
  4768  
       
  4769 	}
       
  4770 
       
  4771 core_down:
       
  4772 	if (!tp->ecdev)
       
  4773 		spin_lock_irq(&tp->lock);
       
  4774 
       
  4775 	rtl8169_asic_down(ioaddr);
       
  4776 
       
  4777 	rtl8169_rx_missed(dev, ioaddr);
       
  4778 
       
  4779 	if (!tp->ecdev)
       
  4780 		spin_unlock_irq(&tp->lock);
       
  4781 
       
  4782 	if (!tp->ecdev)
       
  4783 		synchronize_irq(dev->irq);
       
  4784 
       
  4785 	/* Give a racing hard_start_xmit a few cycles to complete. */
       
  4786 	synchronize_sched();  /* FIXME: should this be synchronize_irq()? */
       
  4787 
       
  4788 	/*
       
  4789 	 * And now for the 50k$ question: are IRQ disabled or not ?
       
  4790 	 *
       
  4791 	 * Two paths lead here:
       
  4792 	 * 1) dev->close
       
  4793 	 *    -> netif_running() is available to sync the current code and the
       
  4794 	 *       IRQ handler. See rtl8169_interrupt for details.
       
  4795 	 * 2) dev->change_mtu
       
  4796 	 *    -> rtl8169_poll can not be issued again and re-enable the
       
  4797 	 *       interruptions. Let's simply issue the IRQ down sequence again.
       
  4798 	 *
       
  4799 	 * No loop if hotpluged or major error (0xffff).
       
  4800 	 */
       
  4801 	intrmask = RTL_R16(IntrMask);
       
  4802 	if (intrmask && (intrmask != 0xffff))
       
  4803 		goto core_down;
       
  4804 
       
  4805 	rtl8169_tx_clear(tp);
       
  4806 
       
  4807 	rtl8169_rx_clear(tp);
       
  4808 }
       
  4809 
       
  4810 static int rtl8169_close(struct net_device *dev)
       
  4811 {
       
  4812 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4813 	struct pci_dev *pdev = tp->pci_dev;
       
  4814 
       
  4815 	/* update counters before going down */
       
  4816 	rtl8169_update_counters(dev);
       
  4817 
       
  4818 	rtl8169_down(dev);
       
  4819 
       
  4820 	if (!tp->ecdev)
       
  4821 		free_irq(dev->irq, dev);
       
  4822 
       
  4823 	pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
       
  4824 			    tp->RxPhyAddr);
       
  4825 	pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
       
  4826 			    tp->TxPhyAddr);
       
  4827 	tp->TxDescArray = NULL;
       
  4828 	tp->RxDescArray = NULL;
       
  4829 
       
  4830 	return 0;
       
  4831 }
       
  4832 
       
  4833 static void rtl_set_rx_mode(struct net_device *dev)
       
  4834 {
       
  4835 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4836 	void __iomem *ioaddr = tp->mmio_addr;
       
  4837 	unsigned long flags;
       
  4838 	u32 mc_filter[2];	/* Multicast hash filter */
       
  4839 	int rx_mode;
       
  4840 	u32 tmp = 0;
       
  4841 
       
  4842 	if (dev->flags & IFF_PROMISC) {
       
  4843 		/* Unconditionally log net taps. */
       
  4844 		if (netif_msg_link(tp)) {
       
  4845 			printk(KERN_NOTICE "%s: Promiscuous mode enabled.\n",
       
  4846 			       dev->name);
       
  4847 		}
       
  4848 		rx_mode =
       
  4849 		    AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
       
  4850 		    AcceptAllPhys;
       
  4851 		mc_filter[1] = mc_filter[0] = 0xffffffff;
       
  4852 	} else if ((dev->mc_count > multicast_filter_limit)
       
  4853 		   || (dev->flags & IFF_ALLMULTI)) {
       
  4854 		/* Too many to filter perfectly -- accept all multicasts. */
       
  4855 		rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
       
  4856 		mc_filter[1] = mc_filter[0] = 0xffffffff;
       
  4857 	} else {
       
  4858 		struct dev_mc_list *mclist;
       
  4859 		unsigned int i;
       
  4860 
       
  4861 		rx_mode = AcceptBroadcast | AcceptMyPhys;
       
  4862 		mc_filter[1] = mc_filter[0] = 0;
       
  4863 		for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
       
  4864 		     i++, mclist = mclist->next) {
       
  4865 			int bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
       
  4866 			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
       
  4867 			rx_mode |= AcceptMulticast;
       
  4868 		}
       
  4869 	}
       
  4870 
       
  4871 	spin_lock_irqsave(&tp->lock, flags);
       
  4872 
       
  4873 	tmp = rtl8169_rx_config | rx_mode |
       
  4874 	      (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask);
       
  4875 
       
  4876 	if (tp->mac_version > RTL_GIGA_MAC_VER_06) {
       
  4877 		u32 data = mc_filter[0];
       
  4878 
       
  4879 		mc_filter[0] = swab32(mc_filter[1]);
       
  4880 		mc_filter[1] = swab32(data);
       
  4881 	}
       
  4882 
       
  4883 	RTL_W32(MAR0 + 0, mc_filter[0]);
       
  4884 	RTL_W32(MAR0 + 4, mc_filter[1]);
       
  4885 
       
  4886 	RTL_W32(RxConfig, tmp);
       
  4887 
       
  4888 	spin_unlock_irqrestore(&tp->lock, flags);
       
  4889 }
       
  4890 
       
  4891 /**
       
  4892  *  rtl8169_get_stats - Get rtl8169 read/write statistics
       
  4893  *  @dev: The Ethernet Device to get statistics for
       
  4894  *
       
  4895  *  Get TX/RX statistics for rtl8169
       
  4896  */
       
  4897 static struct net_device_stats *rtl8169_get_stats(struct net_device *dev)
       
  4898 {
       
  4899 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4900 	void __iomem *ioaddr = tp->mmio_addr;
       
  4901 	unsigned long flags;
       
  4902 
       
  4903 	if (netif_running(dev)) {
       
  4904 		spin_lock_irqsave(&tp->lock, flags);
       
  4905 		rtl8169_rx_missed(dev, ioaddr);
       
  4906 		spin_unlock_irqrestore(&tp->lock, flags);
       
  4907 	}
       
  4908 
       
  4909 	return &dev->stats;
       
  4910 }
       
  4911 
       
  4912 static void rtl8169_net_suspend(struct net_device *dev)
       
  4913 {
       
  4914 	if (!netif_running(dev))
       
  4915 		return;
       
  4916 
       
  4917 	netif_device_detach(dev);
       
  4918 	netif_stop_queue(dev);
       
  4919 }
       
  4920 
       
  4921 #ifdef CONFIG_PM
       
  4922 
       
  4923 static int rtl8169_suspend(struct device *device)
       
  4924 {
       
  4925 	struct pci_dev *pdev = to_pci_dev(device);
       
  4926 	struct net_device *dev = pci_get_drvdata(pdev);
       
  4927 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4928 	
       
  4929 	if (tp->ecdev)
       
  4930  		return -EBUSY;
       
  4931 
       
  4932 	rtl8169_net_suspend(dev);
       
  4933 
       
  4934 	return 0;
       
  4935 }
       
  4936 
       
  4937 static int rtl8169_resume(struct device *device)
       
  4938 {
       
  4939 	struct pci_dev *pdev = to_pci_dev(device);
       
  4940 	struct net_device *dev = pci_get_drvdata(pdev);
       
  4941 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4942 
       
  4943 	if (tp->ecdev)
       
  4944 		return -EBUSY;
       
  4945 
       
  4946 	if (!netif_running(dev))
       
  4947 		goto out;
       
  4948 
       
  4949 	netif_device_attach(dev);
       
  4950 
       
  4951 	rtl8169_schedule_work(dev, rtl8169_reset_task);
       
  4952 out:
       
  4953 	return 0;
       
  4954 }
       
  4955 
       
  4956 static struct dev_pm_ops rtl8169_pm_ops = {
       
  4957 	.suspend = rtl8169_suspend,
       
  4958 	.resume = rtl8169_resume,
       
  4959 	.freeze = rtl8169_suspend,
       
  4960 	.thaw = rtl8169_resume,
       
  4961 	.poweroff = rtl8169_suspend,
       
  4962 	.restore = rtl8169_resume,
       
  4963 };
       
  4964 
       
  4965 #define RTL8169_PM_OPS	(&rtl8169_pm_ops)
       
  4966 
       
  4967 #else /* !CONFIG_PM */
       
  4968 
       
  4969 #define RTL8169_PM_OPS	NULL
       
  4970 
       
  4971 #endif /* !CONFIG_PM */
       
  4972 
       
  4973 static void rtl_shutdown(struct pci_dev *pdev)
       
  4974 {
       
  4975 	struct net_device *dev = pci_get_drvdata(pdev);
       
  4976 	struct rtl8169_private *tp = netdev_priv(dev);
       
  4977 	void __iomem *ioaddr = tp->mmio_addr;
       
  4978 
       
  4979 	rtl8169_net_suspend(dev);
       
  4980 
       
  4981 	/* restore original MAC address */
       
  4982 	rtl_rar_set(tp, dev->perm_addr);
       
  4983 
       
  4984 	spin_lock_irq(&tp->lock);
       
  4985 
       
  4986 	rtl8169_asic_down(ioaddr);
       
  4987 
       
  4988 	spin_unlock_irq(&tp->lock);
       
  4989 
       
  4990 	if (system_state == SYSTEM_POWER_OFF) {
       
  4991 		/* WoL fails with some 8168 when the receiver is disabled. */
       
  4992 		if (tp->features & RTL_FEATURE_WOL) {
       
  4993 			pci_clear_master(pdev);
       
  4994 
       
  4995 			RTL_W8(ChipCmd, CmdRxEnb);
       
  4996 			/* PCI commit */
       
  4997 			RTL_R8(ChipCmd);
       
  4998 		}
       
  4999 
       
  5000 		pci_wake_from_d3(pdev, true);
       
  5001 		pci_set_power_state(pdev, PCI_D3hot);
       
  5002 	}
       
  5003 }
       
  5004 
       
  5005 static struct pci_driver rtl8169_pci_driver = {
       
  5006 	.name		= MODULENAME,
       
  5007 	.id_table	= rtl8169_pci_tbl,
       
  5008 	.probe		= rtl8169_init_one,
       
  5009 	.remove		= __devexit_p(rtl8169_remove_one),
       
  5010 	.shutdown	= rtl_shutdown,
       
  5011 	.driver.pm	= RTL8169_PM_OPS,
       
  5012 };
       
  5013 
       
  5014 static int __init rtl8169_init_module(void)
       
  5015 {
       
  5016 	return pci_register_driver(&rtl8169_pci_driver);
       
  5017 }
       
  5018 
       
  5019 static void __exit rtl8169_cleanup_module(void)
       
  5020 {
       
  5021 	pci_unregister_driver(&rtl8169_pci_driver);
       
  5022 }
       
  5023 
       
  5024 module_init(rtl8169_init_module);
       
  5025 module_exit(rtl8169_cleanup_module);