r8169.c 137.8 KB
Newer Older
L
Linus Torvalds 已提交
1
/*
F
Francois Romieu 已提交
2 3 4 5 6 7 8
 * r8169.c: RealTek 8169/8168/8101 ethernet driver.
 *
 * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw>
 * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com>
 * Copyright (c) a lot of people too. Please respect their work.
 *
 * See MAINTAINERS file for support contact information.
L
Linus Torvalds 已提交
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/delay.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
#include <linux/if_vlan.h>
#include <linux/crc32.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/tcp.h>
#include <linux/init.h>
25
#include <linux/interrupt.h>
L
Linus Torvalds 已提交
26
#include <linux/dma-mapping.h>
27
#include <linux/pm_runtime.h>
28
#include <linux/firmware.h>
S
Stanislaw Gruszka 已提交
29
#include <linux/pci-aspm.h>
30
#include <linux/prefetch.h>
L
Linus Torvalds 已提交
31

32
#include <asm/system.h>
L
Linus Torvalds 已提交
33 34 35
#include <asm/io.h>
#include <asm/irq.h>

F
Francois Romieu 已提交
36
#define RTL8169_VERSION "2.3LK-NAPI"
L
Linus Torvalds 已提交
37 38 39
#define MODULENAME "r8169"
#define PFX MODULENAME ": "

40 41
#define FIRMWARE_8168D_1	"rtl_nic/rtl8168d-1.fw"
#define FIRMWARE_8168D_2	"rtl_nic/rtl8168d-2.fw"
H
hayeswang 已提交
42 43
#define FIRMWARE_8168E_1	"rtl_nic/rtl8168e-1.fw"
#define FIRMWARE_8168E_2	"rtl_nic/rtl8168e-2.fw"
H
Hayes Wang 已提交
44
#define FIRMWARE_8168E_3	"rtl_nic/rtl8168e-3.fw"
45
#define FIRMWARE_8105E_1	"rtl_nic/rtl8105e-1.fw"
46

L
Linus Torvalds 已提交
47 48
#ifdef RTL8169_DEBUG
#define assert(expr) \
49 50
	if (!(expr)) {					\
		printk( "Assertion failed! %s,%s,%s,line=%d\n",	\
51
		#expr,__FILE__,__func__,__LINE__);		\
52
	}
53 54
#define dprintk(fmt, args...) \
	do { printk(KERN_DEBUG PFX fmt, ## args); } while (0)
L
Linus Torvalds 已提交
55 56 57 58 59
#else
#define assert(expr) do {} while (0)
#define dprintk(fmt, args...)	do {} while (0)
#endif /* RTL8169_DEBUG */

60
#define R8169_MSG_DEFAULT \
61
	(NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN)
62

L
Linus Torvalds 已提交
63 64 65 66 67
#define TX_BUFFS_AVAIL(tp) \
	(tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1)

/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
   The RTL chips use a 64 element hash table based on the Ethernet CRC. */
68
static const int multicast_filter_limit = 32;
L
Linus Torvalds 已提交
69 70 71 72

/* MAC address length */
#define MAC_ADDR_LEN	6

73
#define MAX_READ_REQUEST_SHIFT	12
L
Linus Torvalds 已提交
74 75 76 77 78 79 80 81 82 83 84 85 86 87 88
#define TX_DMA_BURST	6	/* Maximum PCI burst, '6' is 1024 */
#define SafeMtu		0x1c20	/* ... actually life sucks beyond ~7k */
#define InterFrameGap	0x03	/* 3 means InterFrameGap = the shortest one */

#define R8169_REGS_SIZE		256
#define R8169_NAPI_WEIGHT	64
#define NUM_TX_DESC	64	/* Number of Tx descriptor registers */
#define NUM_RX_DESC	256	/* Number of Rx descriptor registers */
#define RX_BUF_SIZE	1536	/* Rx Buffer size */
#define R8169_TX_RING_BYTES	(NUM_TX_DESC * sizeof(struct TxDesc))
#define R8169_RX_RING_BYTES	(NUM_RX_DESC * sizeof(struct RxDesc))

#define RTL8169_TX_TIMEOUT	(6*HZ)
#define RTL8169_PHY_TIMEOUT	(10*HZ)

89 90
#define RTL_EEPROM_SIG		cpu_to_le32(0x8129)
#define RTL_EEPROM_SIG_MASK	cpu_to_le32(0xffff)
91 92
#define RTL_EEPROM_SIG_ADDR	0x0000

L
Linus Torvalds 已提交
93 94 95 96 97 98
/* write/read MMIO register */
#define RTL_W8(reg, val8)	writeb ((val8), ioaddr + (reg))
#define RTL_W16(reg, val16)	writew ((val16), ioaddr + (reg))
#define RTL_W32(reg, val32)	writel ((val32), ioaddr + (reg))
#define RTL_R8(reg)		readb (ioaddr + (reg))
#define RTL_R16(reg)		readw (ioaddr + (reg))
99
#define RTL_R32(reg)		readl (ioaddr + (reg))
L
Linus Torvalds 已提交
100 101

enum mac_version {
102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134
	RTL_GIGA_MAC_VER_01 = 0,
	RTL_GIGA_MAC_VER_02,
	RTL_GIGA_MAC_VER_03,
	RTL_GIGA_MAC_VER_04,
	RTL_GIGA_MAC_VER_05,
	RTL_GIGA_MAC_VER_06,
	RTL_GIGA_MAC_VER_07,
	RTL_GIGA_MAC_VER_08,
	RTL_GIGA_MAC_VER_09,
	RTL_GIGA_MAC_VER_10,
	RTL_GIGA_MAC_VER_11,
	RTL_GIGA_MAC_VER_12,
	RTL_GIGA_MAC_VER_13,
	RTL_GIGA_MAC_VER_14,
	RTL_GIGA_MAC_VER_15,
	RTL_GIGA_MAC_VER_16,
	RTL_GIGA_MAC_VER_17,
	RTL_GIGA_MAC_VER_18,
	RTL_GIGA_MAC_VER_19,
	RTL_GIGA_MAC_VER_20,
	RTL_GIGA_MAC_VER_21,
	RTL_GIGA_MAC_VER_22,
	RTL_GIGA_MAC_VER_23,
	RTL_GIGA_MAC_VER_24,
	RTL_GIGA_MAC_VER_25,
	RTL_GIGA_MAC_VER_26,
	RTL_GIGA_MAC_VER_27,
	RTL_GIGA_MAC_VER_28,
	RTL_GIGA_MAC_VER_29,
	RTL_GIGA_MAC_VER_30,
	RTL_GIGA_MAC_VER_31,
	RTL_GIGA_MAC_VER_32,
	RTL_GIGA_MAC_VER_33,
H
Hayes Wang 已提交
135
	RTL_GIGA_MAC_VER_34,
136
	RTL_GIGA_MAC_NONE   = 0xff,
L
Linus Torvalds 已提交
137 138
};

F
Francois Romieu 已提交
139 140 141 142 143
enum rtl_tx_desc_version {
	RTL_TD_0	= 0,
	RTL_TD_1	= 1,
};

144 145
#define _R(NAME,TD,FW) \
	{ .name = NAME, .txd_version = TD, .fw_name = FW }
L
Linus Torvalds 已提交
146

147
static const struct {
L
Linus Torvalds 已提交
148
	const char *name;
F
Francois Romieu 已提交
149
	enum rtl_tx_desc_version txd_version;
150
	const char *fw_name;
151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218
} rtl_chip_infos[] = {
	/* PCI devices. */
	[RTL_GIGA_MAC_VER_01] =
		_R("RTL8169",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_02] =
		_R("RTL8169s",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_03] =
		_R("RTL8110s",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_04] =
		_R("RTL8169sb/8110sb",	RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_05] =
		_R("RTL8169sc/8110sc",	RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_06] =
		_R("RTL8169sc/8110sc",	RTL_TD_0, NULL),
	/* PCI-E devices. */
	[RTL_GIGA_MAC_VER_07] =
		_R("RTL8102e",		RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_08] =
		_R("RTL8102e",		RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_09] =
		_R("RTL8102e",		RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_10] =
		_R("RTL8101e",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_11] =
		_R("RTL8168b/8111b",	RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_12] =
		_R("RTL8168b/8111b",	RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_13] =
		_R("RTL8101e",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_14] =
		_R("RTL8100e",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_15] =
		_R("RTL8100e",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_16] =
		_R("RTL8101e",		RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_17] =
		_R("RTL8168b/8111b",	RTL_TD_0, NULL),
	[RTL_GIGA_MAC_VER_18] =
		_R("RTL8168cp/8111cp",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_19] =
		_R("RTL8168c/8111c",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_20] =
		_R("RTL8168c/8111c",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_21] =
		_R("RTL8168c/8111c",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_22] =
		_R("RTL8168c/8111c",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_23] =
		_R("RTL8168cp/8111cp",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_24] =
		_R("RTL8168cp/8111cp",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_25] =
		_R("RTL8168d/8111d",	RTL_TD_1, FIRMWARE_8168D_1),
	[RTL_GIGA_MAC_VER_26] =
		_R("RTL8168d/8111d",	RTL_TD_1, FIRMWARE_8168D_2),
	[RTL_GIGA_MAC_VER_27] =
		_R("RTL8168dp/8111dp",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_28] =
		_R("RTL8168dp/8111dp",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_29] =
		_R("RTL8105e",		RTL_TD_1, FIRMWARE_8105E_1),
	[RTL_GIGA_MAC_VER_30] =
		_R("RTL8105e",		RTL_TD_1, FIRMWARE_8105E_1),
	[RTL_GIGA_MAC_VER_31] =
		_R("RTL8168dp/8111dp",	RTL_TD_1, NULL),
	[RTL_GIGA_MAC_VER_32] =
		_R("RTL8168e/8111e",	RTL_TD_1, FIRMWARE_8168E_1),
	[RTL_GIGA_MAC_VER_33] =
H
Hayes Wang 已提交
219 220 221
		_R("RTL8168e/8111e",	RTL_TD_1, FIRMWARE_8168E_2),
	[RTL_GIGA_MAC_VER_34] =
		_R("RTL8168evl/8111evl",RTL_TD_1, FIRMWARE_8168E_3)
222
};
223
#undef _R
224

225 226 227 228 229 230
enum cfg_version {
	RTL_CFG_0 = 0x00,
	RTL_CFG_1,
	RTL_CFG_2
};

231 232 233 234
static void rtl_hw_start_8169(struct net_device *);
static void rtl_hw_start_8168(struct net_device *);
static void rtl_hw_start_8101(struct net_device *);

235
static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = {
236
	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8129), 0, 0, RTL_CFG_0 },
237
	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8136), 0, 0, RTL_CFG_2 },
238
	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8167), 0, 0, RTL_CFG_0 },
239
	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8168), 0, 0, RTL_CFG_1 },
240 241
	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8169), 0, 0, RTL_CFG_0 },
	{ PCI_DEVICE(PCI_VENDOR_ID_DLINK,	0x4300), 0, 0, RTL_CFG_0 },
242
	{ PCI_DEVICE(PCI_VENDOR_ID_DLINK,	0x4302), 0, 0, RTL_CFG_0 },
243
	{ PCI_DEVICE(PCI_VENDOR_ID_AT,		0xc107), 0, 0, RTL_CFG_0 },
244 245 246
	{ PCI_DEVICE(0x16ec,			0x0116), 0, 0, RTL_CFG_0 },
	{ PCI_VENDOR_ID_LINKSYS,		0x1032,
		PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 },
247 248
	{ 0x0001,				0x8168,
		PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 },
L
Linus Torvalds 已提交
249 250 251 252 253
	{0,},
};

MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl);

E
Eric Dumazet 已提交
254
static int rx_buf_sz = 16383;
255
static int use_dac;
256 257 258
static struct {
	u32 msg_enable;
} debug = { -1 };
L
Linus Torvalds 已提交
259

F
Francois Romieu 已提交
260 261
enum rtl_registers {
	MAC0		= 0,	/* Ethernet hardware address. */
262
	MAC4		= 4,
F
Francois Romieu 已提交
263 264 265 266 267 268 269 270 271 272 273 274 275
	MAR0		= 8,	/* Multicast filter. */
	CounterAddrLow		= 0x10,
	CounterAddrHigh		= 0x14,
	TxDescStartAddrLow	= 0x20,
	TxDescStartAddrHigh	= 0x24,
	TxHDescStartAddrLow	= 0x28,
	TxHDescStartAddrHigh	= 0x2c,
	FLASH		= 0x30,
	ERSR		= 0x36,
	ChipCmd		= 0x37,
	TxPoll		= 0x38,
	IntrMask	= 0x3c,
	IntrStatus	= 0x3e,
H
Hayes Wang 已提交
276

F
Francois Romieu 已提交
277
	TxConfig	= 0x40,
H
Hayes Wang 已提交
278 279
#define	TXCFG_AUTO_FIFO			(1 << 7)	/* 8111e-vl */
#define	TXCFG_EMPTY			(1 << 11)	/* 8111e-vl */
F
Francois Romieu 已提交
280

H
Hayes Wang 已提交
281 282 283 284 285 286 287 288 289
	RxConfig	= 0x44,
#define	RX128_INT_EN			(1 << 15)	/* 8111c and later */
#define	RX_MULTI_EN			(1 << 14)	/* 8111c only */
#define	RXCFG_FIFO_SHIFT		13
					/* No threshold before first PCI xfer */
#define	RX_FIFO_THRESH			(7 << RXCFG_FIFO_SHIFT)
#define	RXCFG_DMA_SHIFT			8
					/* Unlimited maximum PCI burst. */
#define	RX_DMA_BURST			(7 << RXCFG_DMA_SHIFT)
F
Francois Romieu 已提交
290

F
Francois Romieu 已提交
291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306
	RxMissed	= 0x4c,
	Cfg9346		= 0x50,
	Config0		= 0x51,
	Config1		= 0x52,
	Config2		= 0x53,
	Config3		= 0x54,
	Config4		= 0x55,
	Config5		= 0x56,
	MultiIntr	= 0x5c,
	PHYAR		= 0x60,
	PHYstatus	= 0x6c,
	RxMaxSize	= 0xda,
	CPlusCmd	= 0xe0,
	IntrMitigate	= 0xe2,
	RxDescAddrLow	= 0xe4,
	RxDescAddrHigh	= 0xe8,
307 308 309 310 311 312 313 314
	EarlyTxThres	= 0xec,	/* 8169. Unit of 32 bytes. */

#define NoEarlyTx	0x3f	/* Max value : no early transmit. */

	MaxTxPacketSize	= 0xec,	/* 8101/8168. Unit of 128 bytes. */

#define TxPacketMax	(8064 >> 7)

F
Francois Romieu 已提交
315 316 317 318
	FuncEvent	= 0xf0,
	FuncEventMask	= 0xf4,
	FuncPresetState	= 0xf8,
	FuncForceEvent	= 0xfc,
L
Linus Torvalds 已提交
319 320
};

321 322 323 324 325 326 327 328 329 330 331 332 333 334
enum rtl8110_registers {
	TBICSR			= 0x64,
	TBI_ANAR		= 0x68,
	TBI_LPAR		= 0x6a,
};

enum rtl8168_8101_registers {
	CSIDR			= 0x64,
	CSIAR			= 0x68,
#define	CSIAR_FLAG			0x80000000
#define	CSIAR_WRITE_CMD			0x80000000
#define	CSIAR_BYTE_ENABLE		0x0f
#define	CSIAR_BYTE_ENABLE_SHIFT		12
#define	CSIAR_ADDR_MASK			0x0fff
F
françois romieu 已提交
335
	PMCH			= 0x6f,
336 337 338 339 340 341
	EPHYAR			= 0x80,
#define	EPHYAR_FLAG			0x80000000
#define	EPHYAR_WRITE_CMD		0x80000000
#define	EPHYAR_REG_MASK			0x1f
#define	EPHYAR_REG_SHIFT		16
#define	EPHYAR_DATA_MASK		0xffff
342
	DLLPR			= 0xd0,
H
Hayes Wang 已提交
343
#define	PFM_EN				(1 << 6)
344 345 346
	DBG_REG			= 0xd1,
#define	FIX_NAK_1			(1 << 4)
#define	FIX_NAK_2			(1 << 3)
347 348
	TWSI			= 0xd2,
	MCU			= 0xd3,
H
Hayes Wang 已提交
349
#define	NOW_IS_OOB			(1 << 7)
350 351
#define	EN_NDP				(1 << 3)
#define	EN_OOB_RESET			(1 << 2)
352 353 354 355 356 357 358
	EFUSEAR			= 0xdc,
#define	EFUSEAR_FLAG			0x80000000
#define	EFUSEAR_WRITE_CMD		0x80000000
#define	EFUSEAR_READ_CMD		0x00000000
#define	EFUSEAR_REG_MASK		0x03ff
#define	EFUSEAR_REG_SHIFT		8
#define	EFUSEAR_DATA_MASK		0xff
359 360
};

361
enum rtl8168_registers {
H
Hayes Wang 已提交
362 363
	LED_FREQ		= 0x1a,
	EEE_LED			= 0x1b,
F
françois romieu 已提交
364 365 366 367 368 369 370
	ERIDR			= 0x70,
	ERIAR			= 0x74,
#define ERIAR_FLAG			0x80000000
#define ERIAR_WRITE_CMD			0x80000000
#define ERIAR_READ_CMD			0x00000000
#define ERIAR_ADDR_BYTE_ALIGN		4
#define ERIAR_TYPE_SHIFT		16
H
Hayes Wang 已提交
371 372 373 374 375 376 377
#define ERIAR_EXGMAC			(0x00 << ERIAR_TYPE_SHIFT)
#define ERIAR_MSIX			(0x01 << ERIAR_TYPE_SHIFT)
#define ERIAR_ASF			(0x02 << ERIAR_TYPE_SHIFT)
#define ERIAR_MASK_SHIFT		12
#define ERIAR_MASK_0001			(0x1 << ERIAR_MASK_SHIFT)
#define ERIAR_MASK_0011			(0x3 << ERIAR_MASK_SHIFT)
#define ERIAR_MASK_1111			(0xf << ERIAR_MASK_SHIFT)
378 379 380 381 382 383 384 385 386 387 388
	EPHY_RXER_NUM		= 0x7c,
	OCPDR			= 0xb0,	/* OCP GPHY access */
#define OCPDR_WRITE_CMD			0x80000000
#define OCPDR_READ_CMD			0x00000000
#define OCPDR_REG_MASK			0x7f
#define OCPDR_GPHY_REG_SHIFT		16
#define OCPDR_DATA_MASK			0xffff
	OCPAR			= 0xb4,
#define OCPAR_FLAG			0x80000000
#define OCPAR_GPHY_WRITE_CMD		0x8000f060
#define OCPAR_GPHY_READ_CMD		0x0000f060
H
hayeswang 已提交
389 390
	RDSAR1			= 0xd0,	/* 8168c only. Undocumented on 8168dp */
	MISC			= 0xf0,	/* 8168e only. */
F
Francois Romieu 已提交
391
#define TXPLA_RST			(1 << 29)
H
Hayes Wang 已提交
392
#define PWM_EN				(1 << 22)
393 394
};

F
Francois Romieu 已提交
395
enum rtl_register_content {
L
Linus Torvalds 已提交
396
	/* InterruptStatusBits */
F
Francois Romieu 已提交
397 398 399 400 401 402 403 404 405 406 407
	SYSErr		= 0x8000,
	PCSTimeout	= 0x4000,
	SWInt		= 0x0100,
	TxDescUnavail	= 0x0080,
	RxFIFOOver	= 0x0040,
	LinkChg		= 0x0020,
	RxOverflow	= 0x0010,
	TxErr		= 0x0008,
	TxOK		= 0x0004,
	RxErr		= 0x0002,
	RxOK		= 0x0001,
L
Linus Torvalds 已提交
408 409

	/* RxStatusDesc */
410 411 412 413 414
	RxFOVF	= (1 << 23),
	RxRWT	= (1 << 22),
	RxRES	= (1 << 21),
	RxRUNT	= (1 << 20),
	RxCRC	= (1 << 19),
L
Linus Torvalds 已提交
415 416

	/* ChipCmdBits */
H
Hayes Wang 已提交
417
	StopReq		= 0x80,
F
Francois Romieu 已提交
418 419 420 421
	CmdReset	= 0x10,
	CmdRxEnb	= 0x08,
	CmdTxEnb	= 0x04,
	RxBufEmpty	= 0x01,
L
Linus Torvalds 已提交
422

423 424 425 426 427
	/* TXPoll register p.5 */
	HPQ		= 0x80,		/* Poll cmd on the high prio queue */
	NPQ		= 0x40,		/* Poll cmd on the low prio queue */
	FSWInt		= 0x01,		/* Forced software interrupt */

L
Linus Torvalds 已提交
428
	/* Cfg9346Bits */
F
Francois Romieu 已提交
429 430
	Cfg9346_Lock	= 0x00,
	Cfg9346_Unlock	= 0xc0,
L
Linus Torvalds 已提交
431 432

	/* rx_mode_bits */
F
Francois Romieu 已提交
433 434 435 436 437 438
	AcceptErr	= 0x20,
	AcceptRunt	= 0x10,
	AcceptBroadcast	= 0x08,
	AcceptMulticast	= 0x04,
	AcceptMyPhys	= 0x02,
	AcceptAllPhys	= 0x01,
439
#define RX_CONFIG_ACCEPT_MASK		0x3f
L
Linus Torvalds 已提交
440 441 442 443 444

	/* TxConfigBits */
	TxInterFrameGapShift = 24,
	TxDMAShift = 8,	/* DMA burst value (0-7) is shift this many bits */

445
	/* Config1 register p.24 */
446 447
	LEDS1		= (1 << 7),
	LEDS0		= (1 << 6),
F
Francois Romieu 已提交
448
	MSIEnable	= (1 << 5),	/* Enable Message Signaled Interrupt */
449 450 451 452
	Speed_down	= (1 << 4),
	MEMMAP		= (1 << 3),
	IOMAP		= (1 << 2),
	VPD		= (1 << 1),
453 454
	PMEnable	= (1 << 0),	/* Power Management Enable */

455 456 457 458
	/* Config2 register p. 25 */
	PCI_Clock_66MHz = 0x01,
	PCI_Clock_33MHz = 0x00,

F
Francois Romieu 已提交
459 460 461
	/* Config3 register p.25 */
	MagicPacket	= (1 << 5),	/* Wake up when receives a Magic Packet */
	LinkUp		= (1 << 4),	/* Wake up when the cable connection is re-established */
462
	Beacon_en	= (1 << 0),	/* 8168 only. Reserved in the 8168b */
F
Francois Romieu 已提交
463

464
	/* Config5 register p.27 */
F
Francois Romieu 已提交
465 466 467
	BWF		= (1 << 6),	/* Accept Broadcast wakeup frame */
	MWF		= (1 << 5),	/* Accept Multicast wakeup frame */
	UWF		= (1 << 4),	/* Accept Unicast wakeup frame */
F
Francois Romieu 已提交
468
	Spi_en		= (1 << 3),
F
Francois Romieu 已提交
469
	LanWake		= (1 << 1),	/* LanWake enable/disable */
470 471
	PMEStatus	= (1 << 0),	/* PME status can be reset by PCI RST# */

L
Linus Torvalds 已提交
472 473 474 475 476 477 478 479 480
	/* TBICSR p.28 */
	TBIReset	= 0x80000000,
	TBILoopback	= 0x40000000,
	TBINwEnable	= 0x20000000,
	TBINwRestart	= 0x10000000,
	TBILinkOk	= 0x02000000,
	TBINwComplete	= 0x01000000,

	/* CPlusCmd p.31 */
481 482 483 484 485 486 487 488 489 490
	EnableBist	= (1 << 15),	// 8168 8101
	Mac_dbgo_oe	= (1 << 14),	// 8168 8101
	Normal_mode	= (1 << 13),	// unused
	Force_half_dup	= (1 << 12),	// 8168 8101
	Force_rxflow_en	= (1 << 11),	// 8168 8101
	Force_txflow_en	= (1 << 10),	// 8168 8101
	Cxpl_dbg_sel	= (1 << 9),	// 8168 8101
	ASF		= (1 << 8),	// 8168 8101
	PktCntrDisable	= (1 << 7),	// 8168 8101
	Mac_dbgo_sel	= 0x001c,	// 8168
L
Linus Torvalds 已提交
491 492 493 494
	RxVlan		= (1 << 6),
	RxChkSum	= (1 << 5),
	PCIDAC		= (1 << 4),
	PCIMulRW	= (1 << 3),
495 496 497 498
	INTT_0		= 0x0000,	// 8168
	INTT_1		= 0x0001,	// 8168
	INTT_2		= 0x0002,	// 8168
	INTT_3		= 0x0003,	// 8168
L
Linus Torvalds 已提交
499 500

	/* rtl8169_PHYstatus */
F
Francois Romieu 已提交
501 502 503 504 505 506 507 508
	TBI_Enable	= 0x80,
	TxFlowCtrl	= 0x40,
	RxFlowCtrl	= 0x20,
	_1000bpsF	= 0x10,
	_100bps		= 0x08,
	_10bps		= 0x04,
	LinkStatus	= 0x02,
	FullDup		= 0x01,
L
Linus Torvalds 已提交
509 510

	/* _TBICSRBit */
F
Francois Romieu 已提交
511
	TBILinkOK	= 0x02000000,
512 513

	/* DumpCounterCommand */
F
Francois Romieu 已提交
514
	CounterDump	= 0x8,
L
Linus Torvalds 已提交
515 516
};

F
Francois Romieu 已提交
517 518
enum rtl_desc_bit {
	/* First doubleword. */
L
Linus Torvalds 已提交
519 520 521 522
	DescOwn		= (1 << 31), /* Descriptor is owned by NIC */
	RingEnd		= (1 << 30), /* End of descriptor ring */
	FirstFrag	= (1 << 29), /* First segment of a packet */
	LastFrag	= (1 << 28), /* Final segment of a packet */
F
Francois Romieu 已提交
523 524 525 526 527 528 529
};

/* Generic case. */
enum rtl_tx_desc_bit {
	/* First doubleword. */
	TD_LSO		= (1 << 27),		/* Large Send Offload */
#define TD_MSS_MAX			0x07ffu	/* MSS value */
L
Linus Torvalds 已提交
530

F
Francois Romieu 已提交
531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551
	/* Second doubleword. */
	TxVlanTag	= (1 << 17),		/* Add VLAN tag */
};

/* 8169, 8168b and 810x except 8102e. */
enum rtl_tx_desc_bit_0 {
	/* First doubleword. */
#define TD0_MSS_SHIFT			16	/* MSS position (11 bits) */
	TD0_TCP_CS	= (1 << 16),		/* Calculate TCP/IP checksum */
	TD0_UDP_CS	= (1 << 17),		/* Calculate UDP/IP checksum */
	TD0_IP_CS	= (1 << 18),		/* Calculate IP checksum */
};

/* 8102e, 8168c and beyond. */
enum rtl_tx_desc_bit_1 {
	/* Second doubleword. */
#define TD1_MSS_SHIFT			18	/* MSS position (11 bits) */
	TD1_IP_CS	= (1 << 29),		/* Calculate IP checksum */
	TD1_TCP_CS	= (1 << 30),		/* Calculate TCP/IP checksum */
	TD1_UDP_CS	= (1 << 31),		/* Calculate UDP/IP checksum */
};
L
Linus Torvalds 已提交
552

F
Francois Romieu 已提交
553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579
static const struct rtl_tx_desc_info {
	struct {
		u32 udp;
		u32 tcp;
	} checksum;
	u16 mss_shift;
	u16 opts_offset;
} tx_desc_info [] = {
	[RTL_TD_0] = {
		.checksum = {
			.udp	= TD0_IP_CS | TD0_UDP_CS,
			.tcp	= TD0_IP_CS | TD0_TCP_CS
		},
		.mss_shift	= TD0_MSS_SHIFT,
		.opts_offset	= 0
	},
	[RTL_TD_1] = {
		.checksum = {
			.udp	= TD1_IP_CS | TD1_UDP_CS,
			.tcp	= TD1_IP_CS | TD1_TCP_CS
		},
		.mss_shift	= TD1_MSS_SHIFT,
		.opts_offset	= 1
	}
};

enum rtl_rx_desc_bit {
L
Linus Torvalds 已提交
580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597
	/* Rx private */
	PID1		= (1 << 18), /* Protocol ID bit 1/2 */
	PID0		= (1 << 17), /* Protocol ID bit 2/2 */

#define RxProtoUDP	(PID1)
#define RxProtoTCP	(PID0)
#define RxProtoIP	(PID1 | PID0)
#define RxProtoMask	RxProtoIP

	IPFail		= (1 << 16), /* IP checksum failed */
	UDPFail		= (1 << 15), /* UDP/IP checksum failed */
	TCPFail		= (1 << 14), /* TCP/IP checksum failed */
	RxVlanTag	= (1 << 16), /* VLAN tag available */
};

#define RsvdMask	0x3fffc000

struct TxDesc {
598 599 600
	__le32 opts1;
	__le32 opts2;
	__le64 addr;
L
Linus Torvalds 已提交
601 602 603
};

struct RxDesc {
604 605 606
	__le32 opts1;
	__le32 opts2;
	__le64 addr;
L
Linus Torvalds 已提交
607 608 609 610 611 612 613 614
};

struct ring_info {
	struct sk_buff	*skb;
	u32		len;
	u8		__pad[sizeof(void *) - sizeof(u32)];
};

615
enum features {
616 617 618
	RTL_FEATURE_WOL		= (1 << 0),
	RTL_FEATURE_MSI		= (1 << 1),
	RTL_FEATURE_GMII	= (1 << 2),
619 620
};

621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636
struct rtl8169_counters {
	__le64	tx_packets;
	__le64	rx_packets;
	__le64	tx_errors;
	__le32	rx_errors;
	__le16	rx_missed;
	__le16	align_errors;
	__le32	tx_one_collision;
	__le32	tx_multi_collision;
	__le64	rx_unicast;
	__le64	rx_broadcast;
	__le32	rx_multicast;
	__le16	tx_aborted;
	__le16	tx_underun;
};

L
Linus Torvalds 已提交
637 638
struct rtl8169_private {
	void __iomem *mmio_addr;	/* memory map physical address */
F
Francois Romieu 已提交
639
	struct pci_dev *pci_dev;
D
David Howells 已提交
640
	struct net_device *dev;
641
	struct napi_struct napi;
F
Francois Romieu 已提交
642
	spinlock_t lock;
643
	u32 msg_enable;
F
Francois Romieu 已提交
644 645
	u16 txd_version;
	u16 mac_version;
L
Linus Torvalds 已提交
646 647 648 649 650 651 652 653
	u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */
	u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */
	u32 dirty_rx;
	u32 dirty_tx;
	struct TxDesc *TxDescArray;	/* 256-aligned Tx descriptor ring */
	struct RxDesc *RxDescArray;	/* 256-aligned Rx descriptor ring */
	dma_addr_t TxPhyAddr;
	dma_addr_t RxPhyAddr;
E
Eric Dumazet 已提交
654
	void *Rx_databuff[NUM_RX_DESC];	/* Rx data buffers */
L
Linus Torvalds 已提交
655 656 657
	struct ring_info tx_skb[NUM_TX_DESC];	/* Tx data buffers */
	struct timer_list timer;
	u16 cp_cmd;
658 659
	u16 intr_event;
	u16 napi_event;
L
Linus Torvalds 已提交
660
	u16 intr_mask;
661 662 663 664 665 666

	struct mdio_ops {
		void (*write)(void __iomem *, int, int);
		int (*read)(void __iomem *, int);
	} mdio_ops;

F
françois romieu 已提交
667 668 669 670 671
	struct pll_power_ops {
		void (*down)(struct rtl8169_private *);
		void (*up)(struct rtl8169_private *);
	} pll_power_ops;

672
	int (*set_speed)(struct net_device *, u8 aneg, u16 sp, u8 dpx, u32 adv);
673
	int (*get_settings)(struct net_device *, struct ethtool_cmd *);
674
	void (*phy_reset_enable)(struct rtl8169_private *tp);
675
	void (*hw_start)(struct net_device *);
676
	unsigned int (*phy_reset_pending)(struct rtl8169_private *tp);
L
Linus Torvalds 已提交
677
	unsigned int (*link_ok)(void __iomem *);
F
Francois Romieu 已提交
678
	int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd);
D
David Howells 已提交
679
	struct delayed_work task;
680
	unsigned features;
681 682

	struct mii_if_info mii;
683
	struct rtl8169_counters counters;
684
	u32 saved_wolopts;
685

686 687
	struct rtl_fw {
		const struct firmware *fw;
688 689 690 691 692 693 694 695 696

#define RTL_VER_SIZE		32

		char version[RTL_VER_SIZE];

		struct rtl_fw_phy_action {
			__le32 *code;
			size_t size;
		} phy_action;
697
	} *rtl_fw;
698
#define RTL_FIRMWARE_UNKNOWN	ERR_PTR(-EAGAIN)
L
Linus Torvalds 已提交
699 700
};

701
MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>");
L
Linus Torvalds 已提交
702 703
MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver");
module_param(use_dac, int, 0);
704
MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot.");
705 706
module_param_named(debug, debug.msg_enable, int, 0);
MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)");
L
Linus Torvalds 已提交
707 708
MODULE_LICENSE("GPL");
MODULE_VERSION(RTL8169_VERSION);
709 710
MODULE_FIRMWARE(FIRMWARE_8168D_1);
MODULE_FIRMWARE(FIRMWARE_8168D_2);
H
hayeswang 已提交
711 712
MODULE_FIRMWARE(FIRMWARE_8168E_1);
MODULE_FIRMWARE(FIRMWARE_8168E_2);
713
MODULE_FIRMWARE(FIRMWARE_8105E_1);
L
Linus Torvalds 已提交
714 715

static int rtl8169_open(struct net_device *dev);
716 717
static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
				      struct net_device *dev);
718
static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance);
L
Linus Torvalds 已提交
719
static int rtl8169_init_ring(struct net_device *dev);
720
static void rtl_hw_start(struct net_device *dev);
L
Linus Torvalds 已提交
721
static int rtl8169_close(struct net_device *dev);
722
static void rtl_set_rx_mode(struct net_device *dev);
L
Linus Torvalds 已提交
723
static void rtl8169_tx_timeout(struct net_device *dev);
R
Richard Dawe 已提交
724
static struct net_device_stats *rtl8169_get_stats(struct net_device *dev);
L
Linus Torvalds 已提交
725
static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *,
726
				void __iomem *, u32 budget);
R
Richard Dawe 已提交
727
static int rtl8169_change_mtu(struct net_device *dev, int new_mtu);
L
Linus Torvalds 已提交
728
static void rtl8169_down(struct net_device *dev);
729
static void rtl8169_rx_clear(struct rtl8169_private *tp);
730
static int rtl8169_poll(struct napi_struct *napi, int budget);
L
Linus Torvalds 已提交
731

F
françois romieu 已提交
732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759
static u32 ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg)
{
	void __iomem *ioaddr = tp->mmio_addr;
	int i;

	RTL_W32(OCPAR, ((u32)mask & 0x0f) << 12 | (reg & 0x0fff));
	for (i = 0; i < 20; i++) {
		udelay(100);
		if (RTL_R32(OCPAR) & OCPAR_FLAG)
			break;
	}
	return RTL_R32(OCPDR);
}

static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data)
{
	void __iomem *ioaddr = tp->mmio_addr;
	int i;

	RTL_W32(OCPDR, data);
	RTL_W32(OCPAR, OCPAR_FLAG | ((u32)mask & 0x0f) << 12 | (reg & 0x0fff));
	for (i = 0; i < 20; i++) {
		udelay(100);
		if ((RTL_R32(OCPAR) & OCPAR_FLAG) == 0)
			break;
	}
}

760
static void rtl8168_oob_notify(struct rtl8169_private *tp, u8 cmd)
F
françois romieu 已提交
761
{
762
	void __iomem *ioaddr = tp->mmio_addr;
F
françois romieu 已提交
763 764 765 766 767 768 769
	int i;

	RTL_W8(ERIDR, cmd);
	RTL_W32(ERIAR, 0x800010e8);
	msleep(2);
	for (i = 0; i < 5; i++) {
		udelay(100);
F
Francois Romieu 已提交
770
		if (!(RTL_R32(ERIAR) & ERIAR_FLAG))
F
françois romieu 已提交
771 772 773
			break;
	}

774
	ocp_write(tp, 0x1, 0x30, 0x00000001);
F
françois romieu 已提交
775 776 777 778 779 780
}

#define OOB_CMD_RESET		0x00
#define OOB_CMD_DRIVER_START	0x05
#define OOB_CMD_DRIVER_STOP	0x06

F
Francois Romieu 已提交
781 782 783 784 785
static u16 rtl8168_get_ocp_reg(struct rtl8169_private *tp)
{
	return (tp->mac_version == RTL_GIGA_MAC_VER_31) ? 0xb8 : 0x10;
}

F
françois romieu 已提交
786 787
static void rtl8168_driver_start(struct rtl8169_private *tp)
{
F
Francois Romieu 已提交
788
	u16 reg;
F
françois romieu 已提交
789 790 791 792
	int i;

	rtl8168_oob_notify(tp, OOB_CMD_DRIVER_START);

F
Francois Romieu 已提交
793
	reg = rtl8168_get_ocp_reg(tp);
794

F
françois romieu 已提交
795 796
	for (i = 0; i < 10; i++) {
		msleep(10);
797
		if (ocp_read(tp, 0x0f, reg) & 0x00000800)
F
françois romieu 已提交
798 799 800 801 802 803
			break;
	}
}

static void rtl8168_driver_stop(struct rtl8169_private *tp)
{
F
Francois Romieu 已提交
804
	u16 reg;
F
françois romieu 已提交
805 806 807 808
	int i;

	rtl8168_oob_notify(tp, OOB_CMD_DRIVER_STOP);

F
Francois Romieu 已提交
809
	reg = rtl8168_get_ocp_reg(tp);
810

F
françois romieu 已提交
811 812
	for (i = 0; i < 10; i++) {
		msleep(10);
813
		if ((ocp_read(tp, 0x0f, reg) & 0x00000800) == 0)
F
françois romieu 已提交
814 815 816 817
			break;
	}
}

818 819
static int r8168dp_check_dash(struct rtl8169_private *tp)
{
F
Francois Romieu 已提交
820
	u16 reg = rtl8168_get_ocp_reg(tp);
821

F
Francois Romieu 已提交
822
	return (ocp_read(tp, 0x0f, reg) & 0x00008000) ? 1 : 0;
823
}
F
françois romieu 已提交
824

825
static void r8169_mdio_write(void __iomem *ioaddr, int reg_addr, int value)
L
Linus Torvalds 已提交
826 827 828
{
	int i;

829
	RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff));
L
Linus Torvalds 已提交
830

831
	for (i = 20; i > 0; i--) {
F
Francois Romieu 已提交
832 833 834 835
		/*
		 * Check if the RTL8169 has completed writing to the specified
		 * MII register.
		 */
836
		if (!(RTL_R32(PHYAR) & 0x80000000))
L
Linus Torvalds 已提交
837
			break;
838
		udelay(25);
L
Linus Torvalds 已提交
839
	}
840
	/*
841 842
	 * According to hardware specs a 20us delay is required after write
	 * complete indication, but before sending next command.
843
	 */
844
	udelay(20);
L
Linus Torvalds 已提交
845 846
}

847
static int r8169_mdio_read(void __iomem *ioaddr, int reg_addr)
L
Linus Torvalds 已提交
848 849 850
{
	int i, value = -1;

851
	RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16);
L
Linus Torvalds 已提交
852

853
	for (i = 20; i > 0; i--) {
F
Francois Romieu 已提交
854 855 856 857
		/*
		 * Check if the RTL8169 has completed retrieving data from
		 * the specified MII register.
		 */
L
Linus Torvalds 已提交
858
		if (RTL_R32(PHYAR) & 0x80000000) {
859
			value = RTL_R32(PHYAR) & 0xffff;
L
Linus Torvalds 已提交
860 861
			break;
		}
862
		udelay(25);
L
Linus Torvalds 已提交
863
	}
864 865 866 867 868 869
	/*
	 * According to hardware specs a 20us delay is required after read
	 * complete indication, but before sending next command.
	 */
	udelay(20);

L
Linus Torvalds 已提交
870 871 872
	return value;
}

873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913
static void r8168dp_1_mdio_access(void __iomem *ioaddr, int reg_addr, u32 data)
{
	int i;

	RTL_W32(OCPDR, data |
		((reg_addr & OCPDR_REG_MASK) << OCPDR_GPHY_REG_SHIFT));
	RTL_W32(OCPAR, OCPAR_GPHY_WRITE_CMD);
	RTL_W32(EPHY_RXER_NUM, 0);

	for (i = 0; i < 100; i++) {
		mdelay(1);
		if (!(RTL_R32(OCPAR) & OCPAR_FLAG))
			break;
	}
}

static void r8168dp_1_mdio_write(void __iomem *ioaddr, int reg_addr, int value)
{
	r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_WRITE_CMD |
		(value & OCPDR_DATA_MASK));
}

static int r8168dp_1_mdio_read(void __iomem *ioaddr, int reg_addr)
{
	int i;

	r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_READ_CMD);

	mdelay(1);
	RTL_W32(OCPAR, OCPAR_GPHY_READ_CMD);
	RTL_W32(EPHY_RXER_NUM, 0);

	for (i = 0; i < 100; i++) {
		mdelay(1);
		if (RTL_R32(OCPAR) & OCPAR_FLAG)
			break;
	}

	return RTL_R32(OCPDR) & OCPDR_DATA_MASK;
}

F
françois romieu 已提交
914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947
#define R8168DP_1_MDIO_ACCESS_BIT	0x00020000

static void r8168dp_2_mdio_start(void __iomem *ioaddr)
{
	RTL_W32(0xd0, RTL_R32(0xd0) & ~R8168DP_1_MDIO_ACCESS_BIT);
}

static void r8168dp_2_mdio_stop(void __iomem *ioaddr)
{
	RTL_W32(0xd0, RTL_R32(0xd0) | R8168DP_1_MDIO_ACCESS_BIT);
}

static void r8168dp_2_mdio_write(void __iomem *ioaddr, int reg_addr, int value)
{
	r8168dp_2_mdio_start(ioaddr);

	r8169_mdio_write(ioaddr, reg_addr, value);

	r8168dp_2_mdio_stop(ioaddr);
}

static int r8168dp_2_mdio_read(void __iomem *ioaddr, int reg_addr)
{
	int value;

	r8168dp_2_mdio_start(ioaddr);

	value = r8169_mdio_read(ioaddr, reg_addr);

	r8168dp_2_mdio_stop(ioaddr);

	return value;
}

948
static void rtl_writephy(struct rtl8169_private *tp, int location, u32 val)
949
{
950
	tp->mdio_ops.write(tp->mmio_addr, location, val);
951 952
}

953 954
static int rtl_readphy(struct rtl8169_private *tp, int location)
{
955
	return tp->mdio_ops.read(tp->mmio_addr, location);
956 957 958 959 960 961 962 963
}

static void rtl_patchphy(struct rtl8169_private *tp, int reg_addr, int value)
{
	rtl_writephy(tp, reg_addr, rtl_readphy(tp, reg_addr) | value);
}

static void rtl_w1w0_phy(struct rtl8169_private *tp, int reg_addr, int p, int m)
964 965 966
{
	int val;

967 968
	val = rtl_readphy(tp, reg_addr);
	rtl_writephy(tp, reg_addr, (val | p) & ~m);
969 970
}

971 972 973 974 975
static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
			   int val)
{
	struct rtl8169_private *tp = netdev_priv(dev);

976
	rtl_writephy(tp, location, val);
977 978 979 980 981 982
}

static int rtl_mdio_read(struct net_device *dev, int phy_id, int location)
{
	struct rtl8169_private *tp = netdev_priv(dev);

983
	return rtl_readphy(tp, location);
984 985
}

986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051
static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value)
{
	unsigned int i;

	RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) |
		(reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);

	for (i = 0; i < 100; i++) {
		if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG))
			break;
		udelay(10);
	}
}

static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr)
{
	u16 value = 0xffff;
	unsigned int i;

	RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);

	for (i = 0; i < 100; i++) {
		if (RTL_R32(EPHYAR) & EPHYAR_FLAG) {
			value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK;
			break;
		}
		udelay(10);
	}

	return value;
}

static void rtl_csi_write(void __iomem *ioaddr, int addr, int value)
{
	unsigned int i;

	RTL_W32(CSIDR, value);
	RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) |
		CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);

	for (i = 0; i < 100; i++) {
		if (!(RTL_R32(CSIAR) & CSIAR_FLAG))
			break;
		udelay(10);
	}
}

static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
{
	u32 value = ~0x00;
	unsigned int i;

	RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) |
		CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT);

	for (i = 0; i < 100; i++) {
		if (RTL_R32(CSIAR) & CSIAR_FLAG) {
			value = RTL_R32(CSIDR);
			break;
		}
		udelay(10);
	}

	return value;
}

H
Hayes Wang 已提交
1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094
static
void rtl_eri_write(void __iomem *ioaddr, int addr, u32 mask, u32 val, int type)
{
	unsigned int i;

	BUG_ON((addr & 3) || (mask == 0));
	RTL_W32(ERIDR, val);
	RTL_W32(ERIAR, ERIAR_WRITE_CMD | type | mask | addr);

	for (i = 0; i < 100; i++) {
		if (!(RTL_R32(ERIAR) & ERIAR_FLAG))
			break;
		udelay(100);
	}
}

static u32 rtl_eri_read(void __iomem *ioaddr, int addr, int type)
{
	u32 value = ~0x00;
	unsigned int i;

	RTL_W32(ERIAR, ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr);

	for (i = 0; i < 100; i++) {
		if (RTL_R32(ERIAR) & ERIAR_FLAG) {
			value = RTL_R32(ERIDR);
			break;
		}
		udelay(100);
	}

	return value;
}

static void
rtl_w1w0_eri(void __iomem *ioaddr, int addr, u32 mask, u32 p, u32 m, int type)
{
	u32 val;

	val = rtl_eri_read(ioaddr, addr, type);
	rtl_eri_write(ioaddr, addr, mask, (val & ~m) | p, type);
}

1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109
struct exgmac_reg {
	u16 addr;
	u16 mask;
	u32 val;
};

static void rtl_write_exgmac_batch(void __iomem *ioaddr,
				   const struct exgmac_reg *r, int len)
{
	while (len-- > 0) {
		rtl_eri_write(ioaddr, r->addr, r->mask, r->val, ERIAR_EXGMAC);
		r++;
	}
}

1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127
static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr)
{
	u8 value = 0xff;
	unsigned int i;

	RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);

	for (i = 0; i < 300; i++) {
		if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) {
			value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK;
			break;
		}
		udelay(100);
	}

	return value;
}

L
Linus Torvalds 已提交
1128 1129 1130 1131 1132 1133 1134
static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
{
	RTL_W16(IntrMask, 0x0000);

	RTL_W16(IntrStatus, 0xffff);
}

1135
static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp)
L
Linus Torvalds 已提交
1136
{
1137 1138
	void __iomem *ioaddr = tp->mmio_addr;

L
Linus Torvalds 已提交
1139 1140 1141
	return RTL_R32(TBICSR) & TBIReset;
}

1142
static unsigned int rtl8169_xmii_reset_pending(struct rtl8169_private *tp)
L
Linus Torvalds 已提交
1143
{
1144
	return rtl_readphy(tp, MII_BMCR) & BMCR_RESET;
L
Linus Torvalds 已提交
1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156
}

static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr)
{
	return RTL_R32(TBICSR) & TBILinkOk;
}

static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr)
{
	return RTL_R8(PHYstatus) & LinkStatus;
}

1157
static void rtl8169_tbi_reset_enable(struct rtl8169_private *tp)
L
Linus Torvalds 已提交
1158
{
1159 1160
	void __iomem *ioaddr = tp->mmio_addr;

L
Linus Torvalds 已提交
1161 1162 1163
	RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset);
}

1164
static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp)
L
Linus Torvalds 已提交
1165 1166 1167
{
	unsigned int val;

1168 1169
	val = rtl_readphy(tp, MII_BMCR) | BMCR_RESET;
	rtl_writephy(tp, MII_BMCR, val & 0xffff);
L
Linus Torvalds 已提交
1170 1171
}

H
Hayes Wang 已提交
1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204
static void rtl_link_chg_patch(struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;
	struct net_device *dev = tp->dev;

	if (!netif_running(dev))
		return;

	if (tp->mac_version == RTL_GIGA_MAC_VER_34) {
		if (RTL_R8(PHYstatus) & _1000bpsF) {
			rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111,
				      0x00000011, ERIAR_EXGMAC);
			rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111,
				      0x00000005, ERIAR_EXGMAC);
		} else if (RTL_R8(PHYstatus) & _100bps) {
			rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111,
				      0x0000001f, ERIAR_EXGMAC);
			rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111,
				      0x00000005, ERIAR_EXGMAC);
		} else {
			rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111,
				      0x0000001f, ERIAR_EXGMAC);
			rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111,
				      0x0000003f, ERIAR_EXGMAC);
		}
		/* Reset packet filter */
		rtl_w1w0_eri(ioaddr, 0xdc, ERIAR_MASK_0001, 0x00, 0x01,
			     ERIAR_EXGMAC);
		rtl_w1w0_eri(ioaddr, 0xdc, ERIAR_MASK_0001, 0x01, 0x00,
			     ERIAR_EXGMAC);
	}
}

1205
static void __rtl8169_check_link_status(struct net_device *dev,
F
Francois Romieu 已提交
1206 1207
					struct rtl8169_private *tp,
					void __iomem *ioaddr, bool pm)
L
Linus Torvalds 已提交
1208 1209 1210 1211 1212
{
	unsigned long flags;

	spin_lock_irqsave(&tp->lock, flags);
	if (tp->link_ok(ioaddr)) {
H
Hayes Wang 已提交
1213
		rtl_link_chg_patch(tp);
1214
		/* This is to cancel a scheduled suspend if there's one. */
1215 1216
		if (pm)
			pm_request_resume(&tp->pci_dev->dev);
L
Linus Torvalds 已提交
1217
		netif_carrier_on(dev);
1218 1219
		if (net_ratelimit())
			netif_info(tp, ifup, dev, "link up\n");
1220
	} else {
L
Linus Torvalds 已提交
1221
		netif_carrier_off(dev);
1222
		netif_info(tp, ifdown, dev, "link down\n");
1223 1224
		if (pm)
			pm_schedule_suspend(&tp->pci_dev->dev, 100);
1225
	}
L
Linus Torvalds 已提交
1226 1227 1228
	spin_unlock_irqrestore(&tp->lock, flags);
}

1229 1230 1231 1232 1233 1234 1235
static void rtl8169_check_link_status(struct net_device *dev,
				      struct rtl8169_private *tp,
				      void __iomem *ioaddr)
{
	__rtl8169_check_link_status(dev, tp, ioaddr, false);
}

1236 1237 1238
#define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)

static u32 __rtl8169_get_wol(struct rtl8169_private *tp)
F
Francois Romieu 已提交
1239 1240 1241
{
	void __iomem *ioaddr = tp->mmio_addr;
	u8 options;
1242
	u32 wolopts = 0;
F
Francois Romieu 已提交
1243 1244 1245

	options = RTL_R8(Config1);
	if (!(options & PMEnable))
1246
		return 0;
F
Francois Romieu 已提交
1247 1248 1249

	options = RTL_R8(Config3);
	if (options & LinkUp)
1250
		wolopts |= WAKE_PHY;
F
Francois Romieu 已提交
1251
	if (options & MagicPacket)
1252
		wolopts |= WAKE_MAGIC;
F
Francois Romieu 已提交
1253 1254 1255

	options = RTL_R8(Config5);
	if (options & UWF)
1256
		wolopts |= WAKE_UCAST;
F
Francois Romieu 已提交
1257
	if (options & BWF)
1258
		wolopts |= WAKE_BCAST;
F
Francois Romieu 已提交
1259
	if (options & MWF)
1260
		wolopts |= WAKE_MCAST;
F
Francois Romieu 已提交
1261

1262
	return wolopts;
F
Francois Romieu 已提交
1263 1264
}

1265
static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
F
Francois Romieu 已提交
1266 1267
{
	struct rtl8169_private *tp = netdev_priv(dev);
1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278

	spin_lock_irq(&tp->lock);

	wol->supported = WAKE_ANY;
	wol->wolopts = __rtl8169_get_wol(tp);

	spin_unlock_irq(&tp->lock);
}

static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts)
{
F
Francois Romieu 已提交
1279
	void __iomem *ioaddr = tp->mmio_addr;
F
Francois Romieu 已提交
1280
	unsigned int i;
1281
	static const struct {
F
Francois Romieu 已提交
1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298
		u32 opt;
		u16 reg;
		u8  mask;
	} cfg[] = {
		{ WAKE_ANY,   Config1, PMEnable },
		{ WAKE_PHY,   Config3, LinkUp },
		{ WAKE_MAGIC, Config3, MagicPacket },
		{ WAKE_UCAST, Config5, UWF },
		{ WAKE_BCAST, Config5, BWF },
		{ WAKE_MCAST, Config5, MWF },
		{ WAKE_ANY,   Config5, LanWake }
	};

	RTL_W8(Cfg9346, Cfg9346_Unlock);

	for (i = 0; i < ARRAY_SIZE(cfg); i++) {
		u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask;
1299
		if (wolopts & cfg[i].opt)
F
Francois Romieu 已提交
1300 1301 1302 1303 1304
			options |= cfg[i].mask;
		RTL_W8(cfg[i].reg, options);
	}

	RTL_W8(Cfg9346, Cfg9346_Lock);
1305 1306 1307 1308 1309 1310 1311
}

static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	spin_lock_irq(&tp->lock);
F
Francois Romieu 已提交
1312

1313 1314 1315 1316
	if (wol->wolopts)
		tp->features |= RTL_FEATURE_WOL;
	else
		tp->features &= ~RTL_FEATURE_WOL;
1317
	__rtl8169_set_wol(tp, wol->wolopts);
F
Francois Romieu 已提交
1318 1319
	spin_unlock_irq(&tp->lock);

1320 1321
	device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts);

F
Francois Romieu 已提交
1322 1323 1324
	return 0;
}

1325 1326
static const char *rtl_lookup_firmware_name(struct rtl8169_private *tp)
{
1327
	return rtl_chip_infos[tp->mac_version].fw_name;
1328 1329
}

L
Linus Torvalds 已提交
1330 1331 1332 1333
static void rtl8169_get_drvinfo(struct net_device *dev,
				struct ethtool_drvinfo *info)
{
	struct rtl8169_private *tp = netdev_priv(dev);
1334
	struct rtl_fw *rtl_fw = tp->rtl_fw;
L
Linus Torvalds 已提交
1335 1336 1337 1338

	strcpy(info->driver, MODULENAME);
	strcpy(info->version, RTL8169_VERSION);
	strcpy(info->bus_info, pci_name(tp->pci_dev));
1339 1340 1341
	BUILD_BUG_ON(sizeof(info->fw_version) < sizeof(rtl_fw->version));
	strcpy(info->fw_version, IS_ERR_OR_NULL(rtl_fw) ? "N/A" :
	       rtl_fw->version);
L
Linus Torvalds 已提交
1342 1343 1344 1345 1346 1347 1348 1349
}

static int rtl8169_get_regs_len(struct net_device *dev)
{
	return R8169_REGS_SIZE;
}

static int rtl8169_set_speed_tbi(struct net_device *dev,
1350
				 u8 autoneg, u16 speed, u8 duplex, u32 ignored)
L
Linus Torvalds 已提交
1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	int ret = 0;
	u32 reg;

	reg = RTL_R32(TBICSR);
	if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) &&
	    (duplex == DUPLEX_FULL)) {
		RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart));
	} else if (autoneg == AUTONEG_ENABLE)
		RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart);
	else {
1364 1365
		netif_warn(tp, link, dev,
			   "incorrect speed setting refused in TBI mode\n");
L
Linus Torvalds 已提交
1366 1367 1368 1369 1370 1371 1372
		ret = -EOPNOTSUPP;
	}

	return ret;
}

static int rtl8169_set_speed_xmii(struct net_device *dev,
1373
				  u8 autoneg, u16 speed, u8 duplex, u32 adv)
L
Linus Torvalds 已提交
1374 1375
{
	struct rtl8169_private *tp = netdev_priv(dev);
1376
	int giga_ctrl, bmcr;
1377
	int rc = -EINVAL;
L
Linus Torvalds 已提交
1378

1379
	rtl_writephy(tp, 0x1f, 0x0000);
L
Linus Torvalds 已提交
1380 1381

	if (autoneg == AUTONEG_ENABLE) {
1382 1383
		int auto_nego;

1384
		auto_nego = rtl_readphy(tp, MII_ADVERTISE);
1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396
		auto_nego &= ~(ADVERTISE_10HALF | ADVERTISE_10FULL |
				ADVERTISE_100HALF | ADVERTISE_100FULL);

		if (adv & ADVERTISED_10baseT_Half)
			auto_nego |= ADVERTISE_10HALF;
		if (adv & ADVERTISED_10baseT_Full)
			auto_nego |= ADVERTISE_10FULL;
		if (adv & ADVERTISED_100baseT_Half)
			auto_nego |= ADVERTISE_100HALF;
		if (adv & ADVERTISED_100baseT_Full)
			auto_nego |= ADVERTISE_100FULL;

1397
		auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
L
Linus Torvalds 已提交
1398

1399
		giga_ctrl = rtl_readphy(tp, MII_CTRL1000);
1400
		giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
1401

1402
		/* The 8100e/8101e/8102e do Fast Ethernet only. */
1403
		if (tp->mii.supports_gmii) {
1404 1405 1406 1407 1408 1409
			if (adv & ADVERTISED_1000baseT_Half)
				giga_ctrl |= ADVERTISE_1000HALF;
			if (adv & ADVERTISED_1000baseT_Full)
				giga_ctrl |= ADVERTISE_1000FULL;
		} else if (adv & (ADVERTISED_1000baseT_Half |
				  ADVERTISED_1000baseT_Full)) {
1410 1411
			netif_info(tp, link, dev,
				   "PHY does not support 1000Mbps\n");
1412
			goto out;
1413
		}
L
Linus Torvalds 已提交
1414

1415 1416
		bmcr = BMCR_ANENABLE | BMCR_ANRESTART;

1417 1418
		rtl_writephy(tp, MII_ADVERTISE, auto_nego);
		rtl_writephy(tp, MII_CTRL1000, giga_ctrl);
1419 1420 1421 1422 1423 1424 1425 1426
	} else {
		giga_ctrl = 0;

		if (speed == SPEED_10)
			bmcr = 0;
		else if (speed == SPEED_100)
			bmcr = BMCR_SPEED100;
		else
1427
			goto out;
1428 1429 1430

		if (duplex == DUPLEX_FULL)
			bmcr |= BMCR_FULLDPLX;
R
Roger So 已提交
1431 1432
	}

1433
	rtl_writephy(tp, MII_BMCR, bmcr);
1434

F
Francois Romieu 已提交
1435 1436
	if (tp->mac_version == RTL_GIGA_MAC_VER_02 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_03) {
1437
		if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) {
1438 1439
			rtl_writephy(tp, 0x17, 0x2138);
			rtl_writephy(tp, 0x0e, 0x0260);
1440
		} else {
1441 1442
			rtl_writephy(tp, 0x17, 0x2108);
			rtl_writephy(tp, 0x0e, 0x0000);
1443 1444 1445
		}
	}

1446 1447 1448
	rc = 0;
out:
	return rc;
L
Linus Torvalds 已提交
1449 1450 1451
}

static int rtl8169_set_speed(struct net_device *dev,
1452
			     u8 autoneg, u16 speed, u8 duplex, u32 advertising)
L
Linus Torvalds 已提交
1453 1454 1455 1456
{
	struct rtl8169_private *tp = netdev_priv(dev);
	int ret;

1457
	ret = tp->set_speed(dev, autoneg, speed, duplex, advertising);
1458 1459
	if (ret < 0)
		goto out;
L
Linus Torvalds 已提交
1460

1461 1462
	if (netif_running(dev) && (autoneg == AUTONEG_ENABLE) &&
	    (advertising & ADVERTISED_1000baseT_Full)) {
L
Linus Torvalds 已提交
1463
		mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT);
1464 1465
	}
out:
L
Linus Torvalds 已提交
1466 1467 1468 1469 1470 1471 1472 1473 1474
	return ret;
}

static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	unsigned long flags;
	int ret;

1475 1476
	del_timer_sync(&tp->timer);

L
Linus Torvalds 已提交
1477
	spin_lock_irqsave(&tp->lock, flags);
F
Francois Romieu 已提交
1478
	ret = rtl8169_set_speed(dev, cmd->autoneg, ethtool_cmd_speed(cmd),
1479
				cmd->duplex, cmd->advertising);
L
Linus Torvalds 已提交
1480
	spin_unlock_irqrestore(&tp->lock, flags);
1481

L
Linus Torvalds 已提交
1482 1483 1484
	return ret;
}

1485
static u32 rtl8169_fix_features(struct net_device *dev, u32 features)
L
Linus Torvalds 已提交
1486
{
F
Francois Romieu 已提交
1487
	if (dev->mtu > TD_MSS_MAX)
1488
		features &= ~NETIF_F_ALL_TSO;
L
Linus Torvalds 已提交
1489

1490
	return features;
L
Linus Torvalds 已提交
1491 1492
}

1493
static int rtl8169_set_features(struct net_device *dev, u32 features)
L
Linus Torvalds 已提交
1494 1495 1496 1497 1498 1499 1500
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	unsigned long flags;

	spin_lock_irqsave(&tp->lock, flags);

1501
	if (features & NETIF_F_RXCSUM)
L
Linus Torvalds 已提交
1502 1503 1504 1505
		tp->cp_cmd |= RxChkSum;
	else
		tp->cp_cmd &= ~RxChkSum;

1506 1507 1508 1509 1510
	if (dev->features & NETIF_F_HW_VLAN_RX)
		tp->cp_cmd |= RxVlan;
	else
		tp->cp_cmd &= ~RxVlan;

L
Linus Torvalds 已提交
1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521
	RTL_W16(CPlusCmd, tp->cp_cmd);
	RTL_R16(CPlusCmd);

	spin_unlock_irqrestore(&tp->lock, flags);

	return 0;
}

static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp,
				      struct sk_buff *skb)
{
1522
	return (vlan_tx_tag_present(skb)) ?
L
Linus Torvalds 已提交
1523 1524 1525
		TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00;
}

1526
static void rtl8169_rx_vlan_tag(struct RxDesc *desc, struct sk_buff *skb)
L
Linus Torvalds 已提交
1527 1528 1529
{
	u32 opts2 = le32_to_cpu(desc->opts2);

1530 1531
	if (opts2 & RxVlanTag)
		__vlan_hwaccel_put_tag(skb, swab16(opts2 & 0xffff));
E
Eric Dumazet 已提交
1532

L
Linus Torvalds 已提交
1533 1534 1535
	desc->opts2 = 0;
}

1536
static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd)
L
Linus Torvalds 已提交
1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	u32 status;

	cmd->supported =
		SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE;
	cmd->port = PORT_FIBRE;
	cmd->transceiver = XCVR_INTERNAL;

	status = RTL_R32(TBICSR);
	cmd->advertising = (status & TBINwEnable) ?  ADVERTISED_Autoneg : 0;
	cmd->autoneg = !!(status & TBINwEnable);

1551
	ethtool_cmd_speed_set(cmd, SPEED_1000);
L
Linus Torvalds 已提交
1552
	cmd->duplex = DUPLEX_FULL; /* Always set */
1553 1554

	return 0;
L
Linus Torvalds 已提交
1555 1556
}

1557
static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd)
L
Linus Torvalds 已提交
1558 1559
{
	struct rtl8169_private *tp = netdev_priv(dev);
1560 1561

	return mii_ethtool_gset(&tp->mii, cmd);
L
Linus Torvalds 已提交
1562 1563 1564 1565 1566 1567
}

static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	unsigned long flags;
1568
	int rc;
L
Linus Torvalds 已提交
1569 1570 1571

	spin_lock_irqsave(&tp->lock, flags);

1572
	rc = tp->get_settings(dev, cmd);
L
Linus Torvalds 已提交
1573 1574

	spin_unlock_irqrestore(&tp->lock, flags);
1575
	return rc;
L
Linus Torvalds 已提交
1576 1577 1578 1579 1580
}

static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs,
			     void *p)
{
1581 1582
	struct rtl8169_private *tp = netdev_priv(dev);
	unsigned long flags;
L
Linus Torvalds 已提交
1583

1584 1585
	if (regs->len > R8169_REGS_SIZE)
		regs->len = R8169_REGS_SIZE;
L
Linus Torvalds 已提交
1586

1587 1588 1589
	spin_lock_irqsave(&tp->lock, flags);
	memcpy_fromio(p, tp->mmio_addr, regs->len);
	spin_unlock_irqrestore(&tp->lock, flags);
L
Linus Torvalds 已提交
1590 1591
}

1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605
static u32 rtl8169_get_msglevel(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	return tp->msg_enable;
}

static void rtl8169_set_msglevel(struct net_device *dev, u32 value)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	tp->msg_enable = value;
}

1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621
static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = {
	"tx_packets",
	"rx_packets",
	"tx_errors",
	"rx_errors",
	"rx_missed",
	"align_errors",
	"tx_single_collisions",
	"tx_multi_collisions",
	"unicast",
	"broadcast",
	"multicast",
	"tx_aborted",
	"tx_underrun",
};

1622
static int rtl8169_get_sset_count(struct net_device *dev, int sset)
1623
{
1624 1625 1626 1627 1628 1629
	switch (sset) {
	case ETH_SS_STATS:
		return ARRAY_SIZE(rtl8169_gstrings);
	default:
		return -EOPNOTSUPP;
	}
1630 1631
}

1632
static void rtl8169_update_counters(struct net_device *dev)
1633 1634 1635
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
F
Francois Romieu 已提交
1636
	struct device *d = &tp->pci_dev->dev;
1637 1638 1639
	struct rtl8169_counters *counters;
	dma_addr_t paddr;
	u32 cmd;
1640
	int wait = 1000;
1641

1642 1643 1644 1645 1646 1647
	/*
	 * Some chips are unable to dump tally counters when the receiver
	 * is disabled.
	 */
	if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0)
		return;
1648

1649
	counters = dma_alloc_coherent(d, sizeof(*counters), &paddr, GFP_KERNEL);
1650 1651 1652 1653
	if (!counters)
		return;

	RTL_W32(CounterAddrHigh, (u64)paddr >> 32);
1654
	cmd = (u64)paddr & DMA_BIT_MASK(32);
1655 1656 1657
	RTL_W32(CounterAddrLow, cmd);
	RTL_W32(CounterAddrLow, cmd | CounterDump);

1658 1659 1660
	while (wait--) {
		if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) {
			memcpy(&tp->counters, counters, sizeof(*counters));
1661
			break;
1662 1663
		}
		udelay(10);
1664 1665 1666 1667 1668
	}

	RTL_W32(CounterAddrLow, 0);
	RTL_W32(CounterAddrHigh, 0);

1669
	dma_free_coherent(d, sizeof(*counters), counters, paddr);
1670 1671
}

1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695
static void rtl8169_get_ethtool_stats(struct net_device *dev,
				      struct ethtool_stats *stats, u64 *data)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	ASSERT_RTNL();

	rtl8169_update_counters(dev);

	data[0] = le64_to_cpu(tp->counters.tx_packets);
	data[1] = le64_to_cpu(tp->counters.rx_packets);
	data[2] = le64_to_cpu(tp->counters.tx_errors);
	data[3] = le32_to_cpu(tp->counters.rx_errors);
	data[4] = le16_to_cpu(tp->counters.rx_missed);
	data[5] = le16_to_cpu(tp->counters.align_errors);
	data[6] = le32_to_cpu(tp->counters.tx_one_collision);
	data[7] = le32_to_cpu(tp->counters.tx_multi_collision);
	data[8] = le64_to_cpu(tp->counters.rx_unicast);
	data[9] = le64_to_cpu(tp->counters.rx_broadcast);
	data[10] = le32_to_cpu(tp->counters.rx_multicast);
	data[11] = le16_to_cpu(tp->counters.tx_aborted);
	data[12] = le16_to_cpu(tp->counters.tx_underun);
}

1696 1697 1698 1699 1700 1701 1702 1703 1704
static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
{
	switch(stringset) {
	case ETH_SS_STATS:
		memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings));
		break;
	}
}

1705
static const struct ethtool_ops rtl8169_ethtool_ops = {
L
Linus Torvalds 已提交
1706 1707 1708 1709 1710
	.get_drvinfo		= rtl8169_get_drvinfo,
	.get_regs_len		= rtl8169_get_regs_len,
	.get_link		= ethtool_op_get_link,
	.get_settings		= rtl8169_get_settings,
	.set_settings		= rtl8169_set_settings,
1711 1712
	.get_msglevel		= rtl8169_get_msglevel,
	.set_msglevel		= rtl8169_set_msglevel,
L
Linus Torvalds 已提交
1713
	.get_regs		= rtl8169_get_regs,
F
Francois Romieu 已提交
1714 1715
	.get_wol		= rtl8169_get_wol,
	.set_wol		= rtl8169_set_wol,
1716
	.get_strings		= rtl8169_get_strings,
1717
	.get_sset_count		= rtl8169_get_sset_count,
1718
	.get_ethtool_stats	= rtl8169_get_ethtool_stats,
L
Linus Torvalds 已提交
1719 1720
};

F
Francois Romieu 已提交
1721
static void rtl8169_get_mac_version(struct rtl8169_private *tp,
1722
				    struct net_device *dev, u8 default_version)
L
Linus Torvalds 已提交
1723
{
1724
	void __iomem *ioaddr = tp->mmio_addr;
1725 1726 1727 1728 1729 1730
	/*
	 * The driver currently handles the 8168Bf and the 8168Be identically
	 * but they can be identified more specifically through the test below
	 * if needed:
	 *
	 * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be
F
Francois Romieu 已提交
1731 1732 1733 1734
	 *
	 * Same thing for the 8101Eb and the 8101Ec:
	 *
	 * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec
1735
	 */
1736
	static const struct rtl_mac_info {
L
Linus Torvalds 已提交
1737
		u32 mask;
F
Francois Romieu 已提交
1738
		u32 val;
L
Linus Torvalds 已提交
1739 1740
		int mac_version;
	} mac_info[] = {
H
hayeswang 已提交
1741
		/* 8168E family. */
H
Hayes Wang 已提交
1742
		{ 0x7c800000, 0x2c800000,	RTL_GIGA_MAC_VER_34 },
H
hayeswang 已提交
1743 1744 1745 1746
		{ 0x7cf00000, 0x2c200000,	RTL_GIGA_MAC_VER_33 },
		{ 0x7cf00000, 0x2c100000,	RTL_GIGA_MAC_VER_32 },
		{ 0x7c800000, 0x2c000000,	RTL_GIGA_MAC_VER_33 },

F
Francois Romieu 已提交
1747
		/* 8168D family. */
1748 1749 1750
		{ 0x7cf00000, 0x28300000,	RTL_GIGA_MAC_VER_26 },
		{ 0x7cf00000, 0x28100000,	RTL_GIGA_MAC_VER_25 },
		{ 0x7c800000, 0x28000000,	RTL_GIGA_MAC_VER_26 },
F
Francois Romieu 已提交
1751

F
françois romieu 已提交
1752 1753 1754
		/* 8168DP family. */
		{ 0x7cf00000, 0x28800000,	RTL_GIGA_MAC_VER_27 },
		{ 0x7cf00000, 0x28a00000,	RTL_GIGA_MAC_VER_28 },
1755
		{ 0x7cf00000, 0x28b00000,	RTL_GIGA_MAC_VER_31 },
F
françois romieu 已提交
1756

1757
		/* 8168C family. */
1758
		{ 0x7cf00000, 0x3cb00000,	RTL_GIGA_MAC_VER_24 },
F
Francois Romieu 已提交
1759
		{ 0x7cf00000, 0x3c900000,	RTL_GIGA_MAC_VER_23 },
1760
		{ 0x7cf00000, 0x3c800000,	RTL_GIGA_MAC_VER_18 },
1761
		{ 0x7c800000, 0x3c800000,	RTL_GIGA_MAC_VER_24 },
F
Francois Romieu 已提交
1762 1763
		{ 0x7cf00000, 0x3c000000,	RTL_GIGA_MAC_VER_19 },
		{ 0x7cf00000, 0x3c200000,	RTL_GIGA_MAC_VER_20 },
F
Francois Romieu 已提交
1764
		{ 0x7cf00000, 0x3c300000,	RTL_GIGA_MAC_VER_21 },
1765
		{ 0x7cf00000, 0x3c400000,	RTL_GIGA_MAC_VER_22 },
1766
		{ 0x7c800000, 0x3c000000,	RTL_GIGA_MAC_VER_22 },
F
Francois Romieu 已提交
1767 1768 1769 1770 1771 1772 1773 1774

		/* 8168B family. */
		{ 0x7cf00000, 0x38000000,	RTL_GIGA_MAC_VER_12 },
		{ 0x7cf00000, 0x38500000,	RTL_GIGA_MAC_VER_17 },
		{ 0x7c800000, 0x38000000,	RTL_GIGA_MAC_VER_17 },
		{ 0x7c800000, 0x30000000,	RTL_GIGA_MAC_VER_11 },

		/* 8101 family. */
1775
		{ 0x7cf00000, 0x40b00000,	RTL_GIGA_MAC_VER_30 },
1776 1777 1778
		{ 0x7cf00000, 0x40a00000,	RTL_GIGA_MAC_VER_30 },
		{ 0x7cf00000, 0x40900000,	RTL_GIGA_MAC_VER_29 },
		{ 0x7c800000, 0x40800000,	RTL_GIGA_MAC_VER_30 },
1779 1780 1781 1782 1783 1784
		{ 0x7cf00000, 0x34a00000,	RTL_GIGA_MAC_VER_09 },
		{ 0x7cf00000, 0x24a00000,	RTL_GIGA_MAC_VER_09 },
		{ 0x7cf00000, 0x34900000,	RTL_GIGA_MAC_VER_08 },
		{ 0x7cf00000, 0x24900000,	RTL_GIGA_MAC_VER_08 },
		{ 0x7cf00000, 0x34800000,	RTL_GIGA_MAC_VER_07 },
		{ 0x7cf00000, 0x24800000,	RTL_GIGA_MAC_VER_07 },
F
Francois Romieu 已提交
1785
		{ 0x7cf00000, 0x34000000,	RTL_GIGA_MAC_VER_13 },
1786
		{ 0x7cf00000, 0x34300000,	RTL_GIGA_MAC_VER_10 },
F
Francois Romieu 已提交
1787
		{ 0x7cf00000, 0x34200000,	RTL_GIGA_MAC_VER_16 },
1788 1789
		{ 0x7c800000, 0x34800000,	RTL_GIGA_MAC_VER_09 },
		{ 0x7c800000, 0x24800000,	RTL_GIGA_MAC_VER_09 },
F
Francois Romieu 已提交
1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802
		{ 0x7c800000, 0x34000000,	RTL_GIGA_MAC_VER_16 },
		/* FIXME: where did these entries come from ? -- FR */
		{ 0xfc800000, 0x38800000,	RTL_GIGA_MAC_VER_15 },
		{ 0xfc800000, 0x30800000,	RTL_GIGA_MAC_VER_14 },

		/* 8110 family. */
		{ 0xfc800000, 0x98000000,	RTL_GIGA_MAC_VER_06 },
		{ 0xfc800000, 0x18000000,	RTL_GIGA_MAC_VER_05 },
		{ 0xfc800000, 0x10000000,	RTL_GIGA_MAC_VER_04 },
		{ 0xfc800000, 0x04000000,	RTL_GIGA_MAC_VER_03 },
		{ 0xfc800000, 0x00800000,	RTL_GIGA_MAC_VER_02 },
		{ 0xfc800000, 0x00000000,	RTL_GIGA_MAC_VER_01 },

1803 1804
		/* Catch-all */
		{ 0x00000000, 0x00000000,	RTL_GIGA_MAC_NONE   }
1805 1806
	};
	const struct rtl_mac_info *p = mac_info;
L
Linus Torvalds 已提交
1807 1808
	u32 reg;

F
Francois Romieu 已提交
1809 1810
	reg = RTL_R32(TxConfig);
	while ((reg & p->mask) != p->val)
L
Linus Torvalds 已提交
1811 1812
		p++;
	tp->mac_version = p->mac_version;
1813 1814 1815 1816 1817 1818

	if (tp->mac_version == RTL_GIGA_MAC_NONE) {
		netif_notice(tp, probe, dev,
			     "unknown MAC, using family default\n");
		tp->mac_version = default_version;
	}
L
Linus Torvalds 已提交
1819 1820 1821 1822
}

static void rtl8169_print_mac_version(struct rtl8169_private *tp)
{
1823
	dprintk("mac_version = 0x%02x\n", tp->mac_version);
L
Linus Torvalds 已提交
1824 1825
}

F
Francois Romieu 已提交
1826 1827 1828 1829 1830
struct phy_reg {
	u16 reg;
	u16 val;
};

1831 1832
static void rtl_writephy_batch(struct rtl8169_private *tp,
			       const struct phy_reg *regs, int len)
F
Francois Romieu 已提交
1833 1834
{
	while (len-- > 0) {
1835
		rtl_writephy(tp, regs->reg, regs->val);
F
Francois Romieu 已提交
1836 1837 1838 1839
		regs++;
	}
}

1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856
#define PHY_READ		0x00000000
#define PHY_DATA_OR		0x10000000
#define PHY_DATA_AND		0x20000000
#define PHY_BJMPN		0x30000000
#define PHY_READ_EFUSE		0x40000000
#define PHY_READ_MAC_BYTE	0x50000000
#define PHY_WRITE_MAC_BYTE	0x60000000
#define PHY_CLEAR_READCOUNT	0x70000000
#define PHY_WRITE		0x80000000
#define PHY_READCOUNT_EQ_SKIP	0x90000000
#define PHY_COMP_EQ_SKIPN	0xa0000000
#define PHY_COMP_NEQ_SKIPN	0xb0000000
#define PHY_WRITE_PREVIOUS	0xc0000000
#define PHY_SKIPN		0xd0000000
#define PHY_DELAY_MS		0xe0000000
#define PHY_WRITE_ERI_WORD	0xf0000000

H
Hayes Wang 已提交
1857 1858 1859 1860 1861 1862 1863 1864
struct fw_info {
	u32	magic;
	char	version[RTL_VER_SIZE];
	__le32	fw_start;
	__le32	fw_len;
	u8	chksum;
} __packed;

1865 1866 1867
#define FW_OPCODE_SIZE	sizeof(typeof(*((struct rtl_fw_phy_action *)0)->code))

static bool rtl_fw_format_ok(struct rtl8169_private *tp, struct rtl_fw *rtl_fw)
1868
{
1869
	const struct firmware *fw = rtl_fw->fw;
H
Hayes Wang 已提交
1870
	struct fw_info *fw_info = (struct fw_info *)fw->data;
1871 1872 1873 1874 1875 1876
	struct rtl_fw_phy_action *pa = &rtl_fw->phy_action;
	char *version = rtl_fw->version;
	bool rc = false;

	if (fw->size < FW_OPCODE_SIZE)
		goto out;
H
Hayes Wang 已提交
1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902

	if (!fw_info->magic) {
		size_t i, size, start;
		u8 checksum = 0;

		if (fw->size < sizeof(*fw_info))
			goto out;

		for (i = 0; i < fw->size; i++)
			checksum += fw->data[i];
		if (checksum != 0)
			goto out;

		start = le32_to_cpu(fw_info->fw_start);
		if (start > fw->size)
			goto out;

		size = le32_to_cpu(fw_info->fw_len);
		if (size > (fw->size - start) / FW_OPCODE_SIZE)
			goto out;

		memcpy(version, fw_info->version, RTL_VER_SIZE);

		pa->code = (__le32 *)(fw->data + start);
		pa->size = size;
	} else {
1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917
		if (fw->size % FW_OPCODE_SIZE)
			goto out;

		strlcpy(version, rtl_lookup_firmware_name(tp), RTL_VER_SIZE);

		pa->code = (__le32 *)fw->data;
		pa->size = fw->size / FW_OPCODE_SIZE;
	}
	version[RTL_VER_SIZE - 1] = 0;

	rc = true;
out:
	return rc;
}

1918 1919
static bool rtl_fw_data_ok(struct rtl8169_private *tp, struct net_device *dev,
			   struct rtl_fw_phy_action *pa)
1920
{
1921
	bool rc = false;
1922
	size_t index;
1923

1924 1925
	for (index = 0; index < pa->size; index++) {
		u32 action = le32_to_cpu(pa->code[index]);
1926
		u32 regno = (action & 0x0fff0000) >> 16;
1927

1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940
		switch(action & 0xf0000000) {
		case PHY_READ:
		case PHY_DATA_OR:
		case PHY_DATA_AND:
		case PHY_READ_EFUSE:
		case PHY_CLEAR_READCOUNT:
		case PHY_WRITE:
		case PHY_WRITE_PREVIOUS:
		case PHY_DELAY_MS:
			break;

		case PHY_BJMPN:
			if (regno > index) {
1941
				netif_err(tp, ifup, tp->dev,
F
Francois Romieu 已提交
1942
					  "Out of range of firmware\n");
1943
				goto out;
1944 1945 1946
			}
			break;
		case PHY_READCOUNT_EQ_SKIP:
1947
			if (index + 2 >= pa->size) {
1948
				netif_err(tp, ifup, tp->dev,
F
Francois Romieu 已提交
1949
					  "Out of range of firmware\n");
1950
				goto out;
1951 1952 1953 1954 1955
			}
			break;
		case PHY_COMP_EQ_SKIPN:
		case PHY_COMP_NEQ_SKIPN:
		case PHY_SKIPN:
1956
			if (index + 1 + regno >= pa->size) {
1957
				netif_err(tp, ifup, tp->dev,
F
Francois Romieu 已提交
1958
					  "Out of range of firmware\n");
1959
				goto out;
1960
			}
1961 1962
			break;

1963 1964 1965 1966
		case PHY_READ_MAC_BYTE:
		case PHY_WRITE_MAC_BYTE:
		case PHY_WRITE_ERI_WORD:
		default:
1967
			netif_err(tp, ifup, tp->dev,
1968
				  "Invalid action 0x%08x\n", action);
1969
			goto out;
1970 1971
		}
	}
1972 1973 1974 1975
	rc = true;
out:
	return rc;
}
1976

1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999
static int rtl_check_firmware(struct rtl8169_private *tp, struct rtl_fw *rtl_fw)
{
	struct net_device *dev = tp->dev;
	int rc = -EINVAL;

	if (!rtl_fw_format_ok(tp, rtl_fw)) {
		netif_err(tp, ifup, dev, "invalid firwmare\n");
		goto out;
	}

	if (rtl_fw_data_ok(tp, dev, &rtl_fw->phy_action))
		rc = 0;
out:
	return rc;
}

static void rtl_phy_write_fw(struct rtl8169_private *tp, struct rtl_fw *rtl_fw)
{
	struct rtl_fw_phy_action *pa = &rtl_fw->phy_action;
	u32 predata, count;
	size_t index;

	predata = count = 0;
2000

2001 2002
	for (index = 0; index < pa->size; ) {
		u32 action = le32_to_cpu(pa->code[index]);
2003
		u32 data = action & 0x0000ffff;
2004 2005 2006 2007
		u32 regno = (action & 0x0fff0000) >> 16;

		if (!action)
			break;
2008 2009

		switch(action & 0xf0000000) {
2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033
		case PHY_READ:
			predata = rtl_readphy(tp, regno);
			count++;
			index++;
			break;
		case PHY_DATA_OR:
			predata |= data;
			index++;
			break;
		case PHY_DATA_AND:
			predata &= data;
			index++;
			break;
		case PHY_BJMPN:
			index -= regno;
			break;
		case PHY_READ_EFUSE:
			predata = rtl8168d_efuse_read(tp->mmio_addr, regno);
			index++;
			break;
		case PHY_CLEAR_READCOUNT:
			count = 0;
			index++;
			break;
2034
		case PHY_WRITE:
2035 2036 2037 2038
			rtl_writephy(tp, regno, data);
			index++;
			break;
		case PHY_READCOUNT_EQ_SKIP:
F
Francois Romieu 已提交
2039
			index += (count == data) ? 2 : 1;
2040
			break;
2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065
		case PHY_COMP_EQ_SKIPN:
			if (predata == data)
				index += regno;
			index++;
			break;
		case PHY_COMP_NEQ_SKIPN:
			if (predata != data)
				index += regno;
			index++;
			break;
		case PHY_WRITE_PREVIOUS:
			rtl_writephy(tp, regno, predata);
			index++;
			break;
		case PHY_SKIPN:
			index += regno + 1;
			break;
		case PHY_DELAY_MS:
			mdelay(data);
			index++;
			break;

		case PHY_READ_MAC_BYTE:
		case PHY_WRITE_MAC_BYTE:
		case PHY_WRITE_ERI_WORD:
2066 2067 2068 2069 2070 2071
		default:
			BUG();
		}
	}
}

2072 2073
static void rtl_release_firmware(struct rtl8169_private *tp)
{
2074 2075 2076 2077 2078
	if (!IS_ERR_OR_NULL(tp->rtl_fw)) {
		release_firmware(tp->rtl_fw->fw);
		kfree(tp->rtl_fw);
	}
	tp->rtl_fw = RTL_FIRMWARE_UNKNOWN;
2079 2080
}

2081
static void rtl_apply_firmware(struct rtl8169_private *tp)
2082
{
2083
	struct rtl_fw *rtl_fw = tp->rtl_fw;
2084 2085

	/* TODO: release firmware once rtl_phy_write_fw signals failures. */
2086 2087
	if (!IS_ERR_OR_NULL(rtl_fw))
		rtl_phy_write_fw(tp, rtl_fw);
2088 2089 2090 2091 2092 2093 2094 2095
}

static void rtl_apply_firmware_cond(struct rtl8169_private *tp, u8 reg, u16 val)
{
	if (rtl_readphy(tp, reg) != val)
		netif_warn(tp, hw, tp->dev, "chipset not ready for firmware\n");
	else
		rtl_apply_firmware(tp);
2096 2097
}

2098
static void rtl8169s_hw_phy_config(struct rtl8169_private *tp)
L
Linus Torvalds 已提交
2099
{
2100
	static const struct phy_reg phy_reg_init[] = {
F
françois romieu 已提交
2101 2102 2103 2104 2105
		{ 0x1f, 0x0001 },
		{ 0x06, 0x006e },
		{ 0x08, 0x0708 },
		{ 0x15, 0x4000 },
		{ 0x18, 0x65c7 },
L
Linus Torvalds 已提交
2106

F
françois romieu 已提交
2107 2108 2109 2110 2111 2112 2113
		{ 0x1f, 0x0001 },
		{ 0x03, 0x00a1 },
		{ 0x02, 0x0008 },
		{ 0x01, 0x0120 },
		{ 0x00, 0x1000 },
		{ 0x04, 0x0800 },
		{ 0x04, 0x0000 },
L
Linus Torvalds 已提交
2114

F
françois romieu 已提交
2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160
		{ 0x03, 0xff41 },
		{ 0x02, 0xdf60 },
		{ 0x01, 0x0140 },
		{ 0x00, 0x0077 },
		{ 0x04, 0x7800 },
		{ 0x04, 0x7000 },

		{ 0x03, 0x802f },
		{ 0x02, 0x4f02 },
		{ 0x01, 0x0409 },
		{ 0x00, 0xf0f9 },
		{ 0x04, 0x9800 },
		{ 0x04, 0x9000 },

		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0xff95 },
		{ 0x00, 0xba00 },
		{ 0x04, 0xa800 },
		{ 0x04, 0xa000 },

		{ 0x03, 0xff41 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0x0140 },
		{ 0x00, 0x00bb },
		{ 0x04, 0xb800 },
		{ 0x04, 0xb000 },

		{ 0x03, 0xdf41 },
		{ 0x02, 0xdc60 },
		{ 0x01, 0x6340 },
		{ 0x00, 0x007d },
		{ 0x04, 0xd800 },
		{ 0x04, 0xd000 },

		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0x100a },
		{ 0x00, 0xa0ff },
		{ 0x04, 0xf800 },
		{ 0x04, 0xf000 },

		{ 0x1f, 0x0000 },
		{ 0x0b, 0x0000 },
		{ 0x00, 0x9200 }
	};
L
Linus Torvalds 已提交
2161

2162
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
L
Linus Torvalds 已提交
2163 2164
}

2165
static void rtl8169sb_hw_phy_config(struct rtl8169_private *tp)
2166
{
2167
	static const struct phy_reg phy_reg_init[] = {
F
Francois Romieu 已提交
2168 2169 2170 2171 2172
		{ 0x1f, 0x0002 },
		{ 0x01, 0x90d0 },
		{ 0x1f, 0x0000 }
	};

2173
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2174 2175
}

2176
static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp)
2177 2178 2179
{
	struct pci_dev *pdev = tp->pci_dev;

2180 2181
	if ((pdev->subsystem_vendor != PCI_VENDOR_ID_GIGABYTE) ||
	    (pdev->subsystem_device != 0xe000))
2182 2183
		return;

2184 2185 2186
	rtl_writephy(tp, 0x1f, 0x0001);
	rtl_writephy(tp, 0x10, 0xf01b);
	rtl_writephy(tp, 0x1f, 0x0000);
2187 2188
}

2189
static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp)
2190
{
2191
	static const struct phy_reg phy_reg_init[] = {
2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230
		{ 0x1f, 0x0001 },
		{ 0x04, 0x0000 },
		{ 0x03, 0x00a1 },
		{ 0x02, 0x0008 },
		{ 0x01, 0x0120 },
		{ 0x00, 0x1000 },
		{ 0x04, 0x0800 },
		{ 0x04, 0x9000 },
		{ 0x03, 0x802f },
		{ 0x02, 0x4f02 },
		{ 0x01, 0x0409 },
		{ 0x00, 0xf099 },
		{ 0x04, 0x9800 },
		{ 0x04, 0xa000 },
		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0xff95 },
		{ 0x00, 0xba00 },
		{ 0x04, 0xa800 },
		{ 0x04, 0xf000 },
		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0x101a },
		{ 0x00, 0xa0ff },
		{ 0x04, 0xf800 },
		{ 0x04, 0x0000 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0001 },
		{ 0x10, 0xf41b },
		{ 0x14, 0xfb54 },
		{ 0x18, 0xf5c7 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0001 },
		{ 0x17, 0x0cc0 },
		{ 0x1f, 0x0000 }
	};

2231
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2232

2233
	rtl8169scd_hw_phy_config_quirk(tp);
2234 2235
}

2236
static void rtl8169sce_hw_phy_config(struct rtl8169_private *tp)
2237
{
2238
	static const struct phy_reg phy_reg_init[] = {
2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285
		{ 0x1f, 0x0001 },
		{ 0x04, 0x0000 },
		{ 0x03, 0x00a1 },
		{ 0x02, 0x0008 },
		{ 0x01, 0x0120 },
		{ 0x00, 0x1000 },
		{ 0x04, 0x0800 },
		{ 0x04, 0x9000 },
		{ 0x03, 0x802f },
		{ 0x02, 0x4f02 },
		{ 0x01, 0x0409 },
		{ 0x00, 0xf099 },
		{ 0x04, 0x9800 },
		{ 0x04, 0xa000 },
		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0xff95 },
		{ 0x00, 0xba00 },
		{ 0x04, 0xa800 },
		{ 0x04, 0xf000 },
		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0x101a },
		{ 0x00, 0xa0ff },
		{ 0x04, 0xf800 },
		{ 0x04, 0x0000 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0001 },
		{ 0x0b, 0x8480 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0001 },
		{ 0x18, 0x67c7 },
		{ 0x04, 0x2000 },
		{ 0x03, 0x002f },
		{ 0x02, 0x4360 },
		{ 0x01, 0x0109 },
		{ 0x00, 0x3022 },
		{ 0x04, 0x2800 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0001 },
		{ 0x17, 0x0cc0 },
		{ 0x1f, 0x0000 }
	};

2286
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2287 2288
}

2289
static void rtl8168bb_hw_phy_config(struct rtl8169_private *tp)
2290
{
2291
	static const struct phy_reg phy_reg_init[] = {
2292 2293 2294 2295
		{ 0x10, 0xf41b },
		{ 0x1f, 0x0000 }
	};

2296 2297
	rtl_writephy(tp, 0x1f, 0x0001);
	rtl_patchphy(tp, 0x16, 1 << 0);
2298

2299
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2300 2301
}

2302
static void rtl8168bef_hw_phy_config(struct rtl8169_private *tp)
2303
{
2304
	static const struct phy_reg phy_reg_init[] = {
2305 2306 2307 2308 2309
		{ 0x1f, 0x0001 },
		{ 0x10, 0xf41b },
		{ 0x1f, 0x0000 }
	};

2310
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2311 2312
}

2313
static void rtl8168cp_1_hw_phy_config(struct rtl8169_private *tp)
F
Francois Romieu 已提交
2314
{
2315
	static const struct phy_reg phy_reg_init[] = {
F
Francois Romieu 已提交
2316 2317 2318 2319 2320 2321 2322
		{ 0x1f, 0x0000 },
		{ 0x1d, 0x0f00 },
		{ 0x1f, 0x0002 },
		{ 0x0c, 0x1ec8 },
		{ 0x1f, 0x0000 }
	};

2323
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
F
Francois Romieu 已提交
2324 2325
}

2326
static void rtl8168cp_2_hw_phy_config(struct rtl8169_private *tp)
F
Francois Romieu 已提交
2327
{
2328
	static const struct phy_reg phy_reg_init[] = {
F
Francois Romieu 已提交
2329 2330 2331 2332 2333
		{ 0x1f, 0x0001 },
		{ 0x1d, 0x3d98 },
		{ 0x1f, 0x0000 }
	};

2334 2335 2336
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_patchphy(tp, 0x14, 1 << 5);
	rtl_patchphy(tp, 0x0d, 1 << 5);
F
Francois Romieu 已提交
2337

2338
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
F
Francois Romieu 已提交
2339 2340
}

2341
static void rtl8168c_1_hw_phy_config(struct rtl8169_private *tp)
F
Francois Romieu 已提交
2342
{
2343
	static const struct phy_reg phy_reg_init[] = {
2344 2345
		{ 0x1f, 0x0001 },
		{ 0x12, 0x2300 },
F
Francois Romieu 已提交
2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356
		{ 0x1f, 0x0002 },
		{ 0x00, 0x88d4 },
		{ 0x01, 0x82b1 },
		{ 0x03, 0x7002 },
		{ 0x08, 0x9e30 },
		{ 0x09, 0x01f0 },
		{ 0x0a, 0x5500 },
		{ 0x0c, 0x00c8 },
		{ 0x1f, 0x0003 },
		{ 0x12, 0xc096 },
		{ 0x16, 0x000a },
2357 2358 2359 2360
		{ 0x1f, 0x0000 },
		{ 0x1f, 0x0000 },
		{ 0x09, 0x2000 },
		{ 0x09, 0x0000 }
F
Francois Romieu 已提交
2361 2362
	};

2363
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2364

2365 2366 2367
	rtl_patchphy(tp, 0x14, 1 << 5);
	rtl_patchphy(tp, 0x0d, 1 << 5);
	rtl_writephy(tp, 0x1f, 0x0000);
F
Francois Romieu 已提交
2368 2369
}

2370
static void rtl8168c_2_hw_phy_config(struct rtl8169_private *tp)
2371
{
2372
	static const struct phy_reg phy_reg_init[] = {
2373
		{ 0x1f, 0x0001 },
2374
		{ 0x12, 0x2300 },
2375 2376 2377 2378 2379 2380 2381
		{ 0x03, 0x802f },
		{ 0x02, 0x4f02 },
		{ 0x01, 0x0409 },
		{ 0x00, 0xf099 },
		{ 0x04, 0x9800 },
		{ 0x04, 0x9000 },
		{ 0x1d, 0x3d98 },
2382 2383
		{ 0x1f, 0x0002 },
		{ 0x0c, 0x7eb8 },
2384 2385 2386
		{ 0x06, 0x0761 },
		{ 0x1f, 0x0003 },
		{ 0x16, 0x0f0a },
2387 2388 2389
		{ 0x1f, 0x0000 }
	};

2390
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2391

2392 2393 2394 2395
	rtl_patchphy(tp, 0x16, 1 << 0);
	rtl_patchphy(tp, 0x14, 1 << 5);
	rtl_patchphy(tp, 0x0d, 1 << 5);
	rtl_writephy(tp, 0x1f, 0x0000);
2396 2397
}

2398
static void rtl8168c_3_hw_phy_config(struct rtl8169_private *tp)
F
Francois Romieu 已提交
2399
{
2400
	static const struct phy_reg phy_reg_init[] = {
F
Francois Romieu 已提交
2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411
		{ 0x1f, 0x0001 },
		{ 0x12, 0x2300 },
		{ 0x1d, 0x3d98 },
		{ 0x1f, 0x0002 },
		{ 0x0c, 0x7eb8 },
		{ 0x06, 0x5461 },
		{ 0x1f, 0x0003 },
		{ 0x16, 0x0f0a },
		{ 0x1f, 0x0000 }
	};

2412
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
F
Francois Romieu 已提交
2413

2414 2415 2416 2417
	rtl_patchphy(tp, 0x16, 1 << 0);
	rtl_patchphy(tp, 0x14, 1 << 5);
	rtl_patchphy(tp, 0x0d, 1 << 5);
	rtl_writephy(tp, 0x1f, 0x0000);
F
Francois Romieu 已提交
2418 2419
}

2420
static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp)
2421
{
2422
	rtl8168c_3_hw_phy_config(tp);
2423 2424
}

2425
static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp)
F
Francois Romieu 已提交
2426
{
2427
	static const struct phy_reg phy_reg_init_0[] = {
2428
		/* Channel Estimation */
F
Francois Romieu 已提交
2429
		{ 0x1f, 0x0001 },
2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440
		{ 0x06, 0x4064 },
		{ 0x07, 0x2863 },
		{ 0x08, 0x059c },
		{ 0x09, 0x26b4 },
		{ 0x0a, 0x6a19 },
		{ 0x0b, 0xdcc8 },
		{ 0x10, 0xf06d },
		{ 0x14, 0x7f68 },
		{ 0x18, 0x7fd9 },
		{ 0x1c, 0xf0ff },
		{ 0x1d, 0x3d9c },
F
Francois Romieu 已提交
2441
		{ 0x1f, 0x0003 },
2442 2443 2444
		{ 0x12, 0xf49f },
		{ 0x13, 0x070b },
		{ 0x1a, 0x05ad },
2445 2446 2447 2448
		{ 0x14, 0x94c0 },

		/*
		 * Tx Error Issue
F
Francois Romieu 已提交
2449
		 * Enhance line driver power
2450
		 */
F
Francois Romieu 已提交
2451
		{ 0x1f, 0x0002 },
2452 2453 2454
		{ 0x06, 0x5561 },
		{ 0x1f, 0x0005 },
		{ 0x05, 0x8332 },
2455 2456 2457 2458 2459 2460 2461 2462
		{ 0x06, 0x5561 },

		/*
		 * Can not link to 1Gbps with bad cable
		 * Decrease SNR threshold form 21.07dB to 19.04dB
		 */
		{ 0x1f, 0x0001 },
		{ 0x17, 0x0cc0 },
2463

F
Francois Romieu 已提交
2464
		{ 0x1f, 0x0000 },
2465
		{ 0x0d, 0xf880 }
2466
	};
2467
	void __iomem *ioaddr = tp->mmio_addr;
2468

2469
	rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
2470

2471 2472 2473 2474
	/*
	 * Rx Error Issue
	 * Fine Tune Switching regulator parameter
	 */
2475 2476 2477
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_w1w0_phy(tp, 0x0b, 0x0010, 0x00ef);
	rtl_w1w0_phy(tp, 0x0c, 0xa200, 0x5d00);
2478 2479

	if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
2480
		static const struct phy_reg phy_reg_init[] = {
2481 2482 2483 2484 2485 2486 2487 2488 2489
			{ 0x1f, 0x0002 },
			{ 0x05, 0x669a },
			{ 0x1f, 0x0005 },
			{ 0x05, 0x8330 },
			{ 0x06, 0x669a },
			{ 0x1f, 0x0002 }
		};
		int val;

2490
		rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2491

2492
		val = rtl_readphy(tp, 0x0d);
2493 2494

		if ((val & 0x00ff) != 0x006c) {
2495
			static const u32 set[] = {
2496 2497 2498 2499 2500
				0x0065, 0x0066, 0x0067, 0x0068,
				0x0069, 0x006a, 0x006b, 0x006c
			};
			int i;

2501
			rtl_writephy(tp, 0x1f, 0x0002);
2502 2503 2504

			val &= 0xff00;
			for (i = 0; i < ARRAY_SIZE(set); i++)
2505
				rtl_writephy(tp, 0x0d, val | set[i]);
2506 2507
		}
	} else {
2508
		static const struct phy_reg phy_reg_init[] = {
2509 2510 2511 2512 2513 2514 2515
			{ 0x1f, 0x0002 },
			{ 0x05, 0x6662 },
			{ 0x1f, 0x0005 },
			{ 0x05, 0x8330 },
			{ 0x06, 0x6662 }
		};

2516
		rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2517 2518
	}

2519
	/* RSET couple improve */
2520 2521 2522
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_patchphy(tp, 0x0d, 0x0300);
	rtl_patchphy(tp, 0x0f, 0x0010);
2523

2524
	/* Fine tune PLL performance */
2525 2526 2527
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600);
	rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000);
2528

2529 2530
	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x001b);
2531 2532

	rtl_apply_firmware_cond(tp, MII_EXPANSION, 0xbf00);
2533

2534
	rtl_writephy(tp, 0x1f, 0x0000);
2535 2536
}

2537
static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp)
2538
{
2539
	static const struct phy_reg phy_reg_init_0[] = {
2540
		/* Channel Estimation */
2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558
		{ 0x1f, 0x0001 },
		{ 0x06, 0x4064 },
		{ 0x07, 0x2863 },
		{ 0x08, 0x059c },
		{ 0x09, 0x26b4 },
		{ 0x0a, 0x6a19 },
		{ 0x0b, 0xdcc8 },
		{ 0x10, 0xf06d },
		{ 0x14, 0x7f68 },
		{ 0x18, 0x7fd9 },
		{ 0x1c, 0xf0ff },
		{ 0x1d, 0x3d9c },
		{ 0x1f, 0x0003 },
		{ 0x12, 0xf49f },
		{ 0x13, 0x070b },
		{ 0x1a, 0x05ad },
		{ 0x14, 0x94c0 },

2559 2560
		/*
		 * Tx Error Issue
F
Francois Romieu 已提交
2561
		 * Enhance line driver power
2562
		 */
2563 2564 2565 2566
		{ 0x1f, 0x0002 },
		{ 0x06, 0x5561 },
		{ 0x1f, 0x0005 },
		{ 0x05, 0x8332 },
2567 2568 2569 2570 2571 2572 2573 2574
		{ 0x06, 0x5561 },

		/*
		 * Can not link to 1Gbps with bad cable
		 * Decrease SNR threshold form 21.07dB to 19.04dB
		 */
		{ 0x1f, 0x0001 },
		{ 0x17, 0x0cc0 },
2575 2576

		{ 0x1f, 0x0000 },
2577
		{ 0x0d, 0xf880 }
F
Francois Romieu 已提交
2578
	};
2579
	void __iomem *ioaddr = tp->mmio_addr;
F
Francois Romieu 已提交
2580

2581
	rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
F
Francois Romieu 已提交
2582

2583
	if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
2584
		static const struct phy_reg phy_reg_init[] = {
2585 2586
			{ 0x1f, 0x0002 },
			{ 0x05, 0x669a },
F
Francois Romieu 已提交
2587
			{ 0x1f, 0x0005 },
2588 2589 2590 2591 2592 2593 2594
			{ 0x05, 0x8330 },
			{ 0x06, 0x669a },

			{ 0x1f, 0x0002 }
		};
		int val;

2595
		rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2596

2597
		val = rtl_readphy(tp, 0x0d);
2598
		if ((val & 0x00ff) != 0x006c) {
J
Joe Perches 已提交
2599
			static const u32 set[] = {
2600 2601 2602 2603 2604
				0x0065, 0x0066, 0x0067, 0x0068,
				0x0069, 0x006a, 0x006b, 0x006c
			};
			int i;

2605
			rtl_writephy(tp, 0x1f, 0x0002);
2606 2607 2608

			val &= 0xff00;
			for (i = 0; i < ARRAY_SIZE(set); i++)
2609
				rtl_writephy(tp, 0x0d, val | set[i]);
2610 2611
		}
	} else {
2612
		static const struct phy_reg phy_reg_init[] = {
2613 2614
			{ 0x1f, 0x0002 },
			{ 0x05, 0x2642 },
F
Francois Romieu 已提交
2615
			{ 0x1f, 0x0005 },
2616 2617
			{ 0x05, 0x8330 },
			{ 0x06, 0x2642 }
F
Francois Romieu 已提交
2618 2619
		};

2620
		rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
F
Francois Romieu 已提交
2621 2622
	}

2623
	/* Fine tune PLL performance */
2624 2625 2626
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600);
	rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000);
2627

2628
	/* Switching regulator Slew rate */
2629 2630
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_patchphy(tp, 0x0f, 0x0017);
2631

2632 2633
	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x001b);
2634 2635

	rtl_apply_firmware_cond(tp, MII_EXPANSION, 0xb300);
2636

2637
	rtl_writephy(tp, 0x1f, 0x0000);
2638 2639
}

2640
static void rtl8168d_3_hw_phy_config(struct rtl8169_private *tp)
2641
{
2642
	static const struct phy_reg phy_reg_init[] = {
2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697
		{ 0x1f, 0x0002 },
		{ 0x10, 0x0008 },
		{ 0x0d, 0x006c },

		{ 0x1f, 0x0000 },
		{ 0x0d, 0xf880 },

		{ 0x1f, 0x0001 },
		{ 0x17, 0x0cc0 },

		{ 0x1f, 0x0001 },
		{ 0x0b, 0xa4d8 },
		{ 0x09, 0x281c },
		{ 0x07, 0x2883 },
		{ 0x0a, 0x6b35 },
		{ 0x1d, 0x3da4 },
		{ 0x1c, 0xeffd },
		{ 0x14, 0x7f52 },
		{ 0x18, 0x7fc6 },
		{ 0x08, 0x0601 },
		{ 0x06, 0x4063 },
		{ 0x10, 0xf074 },
		{ 0x1f, 0x0003 },
		{ 0x13, 0x0789 },
		{ 0x12, 0xf4bd },
		{ 0x1a, 0x04fd },
		{ 0x14, 0x84b0 },
		{ 0x1f, 0x0000 },
		{ 0x00, 0x9200 },

		{ 0x1f, 0x0005 },
		{ 0x01, 0x0340 },
		{ 0x1f, 0x0001 },
		{ 0x04, 0x4000 },
		{ 0x03, 0x1d21 },
		{ 0x02, 0x0c32 },
		{ 0x01, 0x0200 },
		{ 0x00, 0x5554 },
		{ 0x04, 0x4800 },
		{ 0x04, 0x4000 },
		{ 0x04, 0xf000 },
		{ 0x03, 0xdf01 },
		{ 0x02, 0xdf20 },
		{ 0x01, 0x101a },
		{ 0x00, 0xa0ff },
		{ 0x04, 0xf800 },
		{ 0x04, 0xf000 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0007 },
		{ 0x1e, 0x0023 },
		{ 0x16, 0x0000 },
		{ 0x1f, 0x0000 }
	};

2698
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
F
Francois Romieu 已提交
2699 2700
}

F
françois romieu 已提交
2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716
static void rtl8168d_4_hw_phy_config(struct rtl8169_private *tp)
{
	static const struct phy_reg phy_reg_init[] = {
		{ 0x1f, 0x0001 },
		{ 0x17, 0x0cc0 },

		{ 0x1f, 0x0007 },
		{ 0x1e, 0x002d },
		{ 0x18, 0x0040 },
		{ 0x1f, 0x0000 }
	};

	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
	rtl_patchphy(tp, 0x0d, 1 << 5);
}

H
Hayes Wang 已提交
2717
static void rtl8168e_1_hw_phy_config(struct rtl8169_private *tp)
H
hayeswang 已提交
2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746
{
	static const struct phy_reg phy_reg_init[] = {
		/* Enable Delay cap */
		{ 0x1f, 0x0005 },
		{ 0x05, 0x8b80 },
		{ 0x06, 0xc896 },
		{ 0x1f, 0x0000 },

		/* Channel estimation fine tune */
		{ 0x1f, 0x0001 },
		{ 0x0b, 0x6c20 },
		{ 0x07, 0x2872 },
		{ 0x1c, 0xefff },
		{ 0x1f, 0x0003 },
		{ 0x14, 0x6420 },
		{ 0x1f, 0x0000 },

		/* Update PFM & 10M TX idle timer */
		{ 0x1f, 0x0007 },
		{ 0x1e, 0x002f },
		{ 0x15, 0x1919 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0007 },
		{ 0x1e, 0x00ac },
		{ 0x18, 0x0006 },
		{ 0x1f, 0x0000 }
	};

F
Francois Romieu 已提交
2747 2748
	rtl_apply_firmware(tp);

H
hayeswang 已提交
2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));

	/* DCO enable for 10M IDLE Power */
	rtl_writephy(tp, 0x1f, 0x0007);
	rtl_writephy(tp, 0x1e, 0x0023);
	rtl_w1w0_phy(tp, 0x17, 0x0006, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0000);

	/* For impedance matching */
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_w1w0_phy(tp, 0x08, 0x8000, 0x7f00);
F
Francois Romieu 已提交
2760
	rtl_writephy(tp, 0x1f, 0x0000);
H
hayeswang 已提交
2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789

	/* PHY auto speed down */
	rtl_writephy(tp, 0x1f, 0x0007);
	rtl_writephy(tp, 0x1e, 0x002d);
	rtl_w1w0_phy(tp, 0x18, 0x0050, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_w1w0_phy(tp, 0x14, 0x8000, 0x0000);

	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x8b86);
	rtl_w1w0_phy(tp, 0x06, 0x0001, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0000);

	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x8b85);
	rtl_w1w0_phy(tp, 0x06, 0x0000, 0x2000);
	rtl_writephy(tp, 0x1f, 0x0007);
	rtl_writephy(tp, 0x1e, 0x0020);
	rtl_w1w0_phy(tp, 0x15, 0x0000, 0x1100);
	rtl_writephy(tp, 0x1f, 0x0006);
	rtl_writephy(tp, 0x00, 0x5a00);
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_writephy(tp, 0x0d, 0x0007);
	rtl_writephy(tp, 0x0e, 0x003c);
	rtl_writephy(tp, 0x0d, 0x4007);
	rtl_writephy(tp, 0x0e, 0x0000);
	rtl_writephy(tp, 0x0d, 0x0000);
}

H
Hayes Wang 已提交
2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 2811 2812 2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 2846 2847 2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859 2860 2861 2862 2863 2864 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874
static void rtl8168e_2_hw_phy_config(struct rtl8169_private *tp)
{
	static const struct phy_reg phy_reg_init[] = {
		/* Enable Delay cap */
		{ 0x1f, 0x0004 },
		{ 0x1f, 0x0007 },
		{ 0x1e, 0x00ac },
		{ 0x18, 0x0006 },
		{ 0x1f, 0x0002 },
		{ 0x1f, 0x0000 },
		{ 0x1f, 0x0000 },

		/* Channel estimation fine tune */
		{ 0x1f, 0x0003 },
		{ 0x09, 0xa20f },
		{ 0x1f, 0x0000 },
		{ 0x1f, 0x0000 },

		/* Green Setting */
		{ 0x1f, 0x0005 },
		{ 0x05, 0x8b5b },
		{ 0x06, 0x9222 },
		{ 0x05, 0x8b6d },
		{ 0x06, 0x8000 },
		{ 0x05, 0x8b76 },
		{ 0x06, 0x8000 },
		{ 0x1f, 0x0000 }
	};

	rtl_apply_firmware(tp);

	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));

	/* For 4-corner performance improve */
	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x8b80);
	rtl_w1w0_phy(tp, 0x17, 0x0006, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0000);

	/* PHY auto speed down */
	rtl_writephy(tp, 0x1f, 0x0004);
	rtl_writephy(tp, 0x1f, 0x0007);
	rtl_writephy(tp, 0x1e, 0x002d);
	rtl_w1w0_phy(tp, 0x18, 0x0010, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_w1w0_phy(tp, 0x14, 0x8000, 0x0000);

	/* improve 10M EEE waveform */
	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x8b86);
	rtl_w1w0_phy(tp, 0x06, 0x0001, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0000);

	/* Improve 2-pair detection performance */
	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x8b85);
	rtl_w1w0_phy(tp, 0x06, 0x4000, 0x0000);
	rtl_writephy(tp, 0x1f, 0x0000);

	/* EEE setting */
	rtl_w1w0_eri(tp->mmio_addr, 0x1b0, ERIAR_MASK_1111, 0x0000, 0x0003,
		     ERIAR_EXGMAC);
	rtl_writephy(tp, 0x1f, 0x0005);
	rtl_writephy(tp, 0x05, 0x8b85);
	rtl_w1w0_phy(tp, 0x06, 0x0000, 0x2000);
	rtl_writephy(tp, 0x1f, 0x0004);
	rtl_writephy(tp, 0x1f, 0x0007);
	rtl_writephy(tp, 0x1e, 0x0020);
	rtl_w1w0_phy(tp, 0x06, 0x0000, 0x0100);
	rtl_writephy(tp, 0x1f, 0x0002);
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_writephy(tp, 0x0d, 0x0007);
	rtl_writephy(tp, 0x0e, 0x003c);
	rtl_writephy(tp, 0x0d, 0x4007);
	rtl_writephy(tp, 0x0e, 0x0000);
	rtl_writephy(tp, 0x0d, 0x0000);

	/* Green feature */
	rtl_writephy(tp, 0x1f, 0x0003);
	rtl_w1w0_phy(tp, 0x19, 0x0000, 0x0001);
	rtl_w1w0_phy(tp, 0x10, 0x0000, 0x0400);
	rtl_writephy(tp, 0x1f, 0x0000);
}

2875
static void rtl8102e_hw_phy_config(struct rtl8169_private *tp)
2876
{
2877
	static const struct phy_reg phy_reg_init[] = {
2878 2879 2880 2881 2882 2883
		{ 0x1f, 0x0003 },
		{ 0x08, 0x441d },
		{ 0x01, 0x9100 },
		{ 0x1f, 0x0000 }
	};

2884 2885 2886 2887
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_patchphy(tp, 0x11, 1 << 12);
	rtl_patchphy(tp, 0x19, 1 << 13);
	rtl_patchphy(tp, 0x10, 1 << 15);
2888

2889
	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
2890 2891
}

2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912
static void rtl8105e_hw_phy_config(struct rtl8169_private *tp)
{
	static const struct phy_reg phy_reg_init[] = {
		{ 0x1f, 0x0005 },
		{ 0x1a, 0x0000 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0004 },
		{ 0x1c, 0x0000 },
		{ 0x1f, 0x0000 },

		{ 0x1f, 0x0001 },
		{ 0x15, 0x7701 },
		{ 0x1f, 0x0000 }
	};

	/* Disable ALDPS before ram code */
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_writephy(tp, 0x18, 0x0310);
	msleep(100);

2913
	rtl_apply_firmware(tp);
2914 2915 2916 2917

	rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
}

2918 2919 2920 2921 2922 2923 2924 2925 2926 2927 2928
static void rtl_hw_phy_config(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	rtl8169_print_mac_version(tp);

	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_01:
		break;
	case RTL_GIGA_MAC_VER_02:
	case RTL_GIGA_MAC_VER_03:
2929
		rtl8169s_hw_phy_config(tp);
2930 2931
		break;
	case RTL_GIGA_MAC_VER_04:
2932
		rtl8169sb_hw_phy_config(tp);
2933
		break;
2934
	case RTL_GIGA_MAC_VER_05:
2935
		rtl8169scd_hw_phy_config(tp);
2936
		break;
2937
	case RTL_GIGA_MAC_VER_06:
2938
		rtl8169sce_hw_phy_config(tp);
2939
		break;
2940 2941 2942
	case RTL_GIGA_MAC_VER_07:
	case RTL_GIGA_MAC_VER_08:
	case RTL_GIGA_MAC_VER_09:
2943
		rtl8102e_hw_phy_config(tp);
2944
		break;
2945
	case RTL_GIGA_MAC_VER_11:
2946
		rtl8168bb_hw_phy_config(tp);
2947 2948
		break;
	case RTL_GIGA_MAC_VER_12:
2949
		rtl8168bef_hw_phy_config(tp);
2950 2951
		break;
	case RTL_GIGA_MAC_VER_17:
2952
		rtl8168bef_hw_phy_config(tp);
2953
		break;
F
Francois Romieu 已提交
2954
	case RTL_GIGA_MAC_VER_18:
2955
		rtl8168cp_1_hw_phy_config(tp);
F
Francois Romieu 已提交
2956 2957
		break;
	case RTL_GIGA_MAC_VER_19:
2958
		rtl8168c_1_hw_phy_config(tp);
F
Francois Romieu 已提交
2959
		break;
2960
	case RTL_GIGA_MAC_VER_20:
2961
		rtl8168c_2_hw_phy_config(tp);
2962
		break;
F
Francois Romieu 已提交
2963
	case RTL_GIGA_MAC_VER_21:
2964
		rtl8168c_3_hw_phy_config(tp);
F
Francois Romieu 已提交
2965
		break;
2966
	case RTL_GIGA_MAC_VER_22:
2967
		rtl8168c_4_hw_phy_config(tp);
2968
		break;
F
Francois Romieu 已提交
2969
	case RTL_GIGA_MAC_VER_23:
2970
	case RTL_GIGA_MAC_VER_24:
2971
		rtl8168cp_2_hw_phy_config(tp);
F
Francois Romieu 已提交
2972
		break;
F
Francois Romieu 已提交
2973
	case RTL_GIGA_MAC_VER_25:
2974
		rtl8168d_1_hw_phy_config(tp);
2975 2976
		break;
	case RTL_GIGA_MAC_VER_26:
2977
		rtl8168d_2_hw_phy_config(tp);
2978 2979
		break;
	case RTL_GIGA_MAC_VER_27:
2980
		rtl8168d_3_hw_phy_config(tp);
F
Francois Romieu 已提交
2981
		break;
F
françois romieu 已提交
2982 2983 2984
	case RTL_GIGA_MAC_VER_28:
		rtl8168d_4_hw_phy_config(tp);
		break;
2985 2986 2987 2988
	case RTL_GIGA_MAC_VER_29:
	case RTL_GIGA_MAC_VER_30:
		rtl8105e_hw_phy_config(tp);
		break;
F
Francois Romieu 已提交
2989 2990 2991
	case RTL_GIGA_MAC_VER_31:
		/* None. */
		break;
H
hayeswang 已提交
2992 2993
	case RTL_GIGA_MAC_VER_32:
	case RTL_GIGA_MAC_VER_33:
H
Hayes Wang 已提交
2994 2995 2996 2997
		rtl8168e_1_hw_phy_config(tp);
		break;
	case RTL_GIGA_MAC_VER_34:
		rtl8168e_2_hw_phy_config(tp);
H
hayeswang 已提交
2998
		break;
F
Francois Romieu 已提交
2999

3000 3001 3002 3003 3004
	default:
		break;
	}
}

L
Linus Torvalds 已提交
3005 3006 3007 3008 3009 3010 3011 3012
static void rtl8169_phy_timer(unsigned long __opaque)
{
	struct net_device *dev = (struct net_device *)__opaque;
	struct rtl8169_private *tp = netdev_priv(dev);
	struct timer_list *timer = &tp->timer;
	void __iomem *ioaddr = tp->mmio_addr;
	unsigned long timeout = RTL8169_PHY_TIMEOUT;

3013
	assert(tp->mac_version > RTL_GIGA_MAC_VER_01);
L
Linus Torvalds 已提交
3014 3015 3016

	spin_lock_irq(&tp->lock);

3017
	if (tp->phy_reset_pending(tp)) {
3018
		/*
L
Linus Torvalds 已提交
3019 3020 3021 3022 3023 3024 3025 3026 3027 3028
		 * A busy loop could burn quite a few cycles on nowadays CPU.
		 * Let's delay the execution of the timer for a few ticks.
		 */
		timeout = HZ/10;
		goto out_mod_timer;
	}

	if (tp->link_ok(ioaddr))
		goto out_unlock;

3029
	netif_warn(tp, link, dev, "PHY reset until link up\n");
L
Linus Torvalds 已提交
3030

3031
	tp->phy_reset_enable(tp);
L
Linus Torvalds 已提交
3032 3033 3034 3035 3036 3037 3038 3039 3040 3041 3042 3043 3044 3045 3046 3047 3048 3049 3050

out_mod_timer:
	mod_timer(timer, jiffies + timeout);
out_unlock:
	spin_unlock_irq(&tp->lock);
}

#ifdef CONFIG_NET_POLL_CONTROLLER
/*
 * Polling 'interrupt' - used by things like netconsole to send skbs
 * without having to re-enable interrupts. It's not called while
 * the interrupt routine is executing.
 */
static void rtl8169_netpoll(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	struct pci_dev *pdev = tp->pci_dev;

	disable_irq(pdev->irq);
3051
	rtl8169_interrupt(pdev->irq, dev);
L
Linus Torvalds 已提交
3052 3053 3054 3055 3056 3057 3058 3059 3060
	enable_irq(pdev->irq);
}
#endif

static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev,
				  void __iomem *ioaddr)
{
	iounmap(ioaddr);
	pci_release_regions(pdev);
3061
	pci_clear_mwi(pdev);
L
Linus Torvalds 已提交
3062 3063 3064 3065
	pci_disable_device(pdev);
	free_netdev(dev);
}

3066 3067 3068
static void rtl8169_phy_reset(struct net_device *dev,
			      struct rtl8169_private *tp)
{
F
Francois Romieu 已提交
3069
	unsigned int i;
3070

3071
	tp->phy_reset_enable(tp);
3072
	for (i = 0; i < 100; i++) {
3073
		if (!tp->phy_reset_pending(tp))
3074 3075 3076
			return;
		msleep(1);
	}
3077
	netif_err(tp, link, dev, "PHY reset failed\n");
3078 3079
}

3080 3081 3082 3083
static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;

3084
	rtl_hw_phy_config(dev);
3085

3086 3087 3088 3089
	if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
		dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
		RTL_W8(0x82, 0x01);
	}
3090

3091 3092 3093 3094
	pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40);

	if (tp->mac_version <= RTL_GIGA_MAC_VER_06)
		pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08);
3095

3096
	if (tp->mac_version == RTL_GIGA_MAC_VER_02) {
3097 3098 3099
		dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
		RTL_W8(0x82, 0x01);
		dprintk("Set PHY Reg 0x0bh = 0x00h\n");
3100
		rtl_writephy(tp, 0x0b, 0x0000); //w 0x0b 15 0 0
3101 3102
	}

3103 3104
	rtl8169_phy_reset(dev, tp);

3105
	rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL,
F
Francois Romieu 已提交
3106 3107 3108 3109 3110
			  ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
			  ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
			  (tp->mii.supports_gmii ?
			   ADVERTISED_1000baseT_Half |
			   ADVERTISED_1000baseT_Full : 0));
3111

3112 3113
	if (RTL_R8(PHYstatus) & TBI_Enable)
		netif_info(tp, link, dev, "TBI auto-negotiating\n");
3114 3115
}

3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127
static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr)
{
	void __iomem *ioaddr = tp->mmio_addr;
	u32 high;
	u32 low;

	low  = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24);
	high = addr[4] | (addr[5] << 8);

	spin_lock_irq(&tp->lock);

	RTL_W8(Cfg9346, Cfg9346_Unlock);
3128

3129
	RTL_W32(MAC4, high);
3130 3131
	RTL_R32(MAC4);

3132
	RTL_W32(MAC0, low);
3133 3134
	RTL_R32(MAC0);

3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146
	if (tp->mac_version == RTL_GIGA_MAC_VER_34) {
		const struct exgmac_reg e[] = {
			{ .addr = 0xe0, ERIAR_MASK_1111, .val = low },
			{ .addr = 0xe4, ERIAR_MASK_1111, .val = high },
			{ .addr = 0xf0, ERIAR_MASK_1111, .val = low << 16 },
			{ .addr = 0xf4, ERIAR_MASK_1111, .val = high << 16 |
								low  >> 16 },
		};

		rtl_write_exgmac_batch(ioaddr, e, ARRAY_SIZE(e));
	}

3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166
	RTL_W8(Cfg9346, Cfg9346_Lock);

	spin_unlock_irq(&tp->lock);
}

static int rtl_set_mac_address(struct net_device *dev, void *p)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	struct sockaddr *addr = p;

	if (!is_valid_ether_addr(addr->sa_data))
		return -EADDRNOTAVAIL;

	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);

	rtl_rar_set(tp, dev->dev_addr);

	return 0;
}

3167 3168 3169 3170 3171
static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	struct mii_ioctl_data *data = if_mii(ifr);

F
Francois Romieu 已提交
3172 3173
	return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV;
}
3174

F
Francois Romieu 已提交
3175 3176
static int rtl_xmii_ioctl(struct rtl8169_private *tp,
			  struct mii_ioctl_data *data, int cmd)
F
Francois Romieu 已提交
3177
{
3178 3179 3180 3181 3182 3183
	switch (cmd) {
	case SIOCGMIIPHY:
		data->phy_id = 32; /* Internal PHY */
		return 0;

	case SIOCGMIIREG:
3184
		data->val_out = rtl_readphy(tp, data->reg_num & 0x1f);
3185 3186 3187
		return 0;

	case SIOCSMIIREG:
3188
		rtl_writephy(tp, data->reg_num & 0x1f, data->val_in);
3189 3190 3191 3192 3193
		return 0;
	}
	return -EOPNOTSUPP;
}

F
Francois Romieu 已提交
3194 3195 3196 3197 3198
static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd)
{
	return -EOPNOTSUPP;
}

3199 3200 3201 3202 3203 3204
static const struct rtl_cfg_info {
	void (*hw_start)(struct net_device *);
	unsigned int region;
	unsigned int align;
	u16 intr_event;
	u16 napi_event;
3205
	unsigned features;
3206
	u8 default_ver;
3207 3208 3209 3210
} rtl_cfg_infos [] = {
	[RTL_CFG_0] = {
		.hw_start	= rtl_hw_start_8169,
		.region		= 1,
3211
		.align		= 0,
3212 3213
		.intr_event	= SYSErr | LinkChg | RxOverflow |
				  RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
F
Francois Romieu 已提交
3214
		.napi_event	= RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
3215 3216
		.features	= RTL_FEATURE_GMII,
		.default_ver	= RTL_GIGA_MAC_VER_01,
3217 3218 3219 3220 3221
	},
	[RTL_CFG_1] = {
		.hw_start	= rtl_hw_start_8168,
		.region		= 2,
		.align		= 8,
3222
		.intr_event	= SYSErr | LinkChg | RxOverflow |
3223
				  TxErr | TxOK | RxOK | RxErr,
F
Francois Romieu 已提交
3224
		.napi_event	= TxErr | TxOK | RxOK | RxOverflow,
3225 3226
		.features	= RTL_FEATURE_GMII | RTL_FEATURE_MSI,
		.default_ver	= RTL_GIGA_MAC_VER_11,
3227 3228 3229 3230 3231 3232 3233
	},
	[RTL_CFG_2] = {
		.hw_start	= rtl_hw_start_8101,
		.region		= 2,
		.align		= 8,
		.intr_event	= SYSErr | LinkChg | RxOverflow | PCSTimeout |
				  RxFIFOOver | TxErr | TxOK | RxOK | RxErr,
F
Francois Romieu 已提交
3234
		.napi_event	= RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow,
3235 3236
		.features	= RTL_FEATURE_MSI,
		.default_ver	= RTL_GIGA_MAC_VER_13,
3237 3238 3239
	}
};

F
Francois Romieu 已提交
3240 3241 3242 3243 3244 3245 3246 3247
/* Cfg9346_Unlock assumed. */
static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr,
			    const struct rtl_cfg_info *cfg)
{
	unsigned msi = 0;
	u8 cfg2;

	cfg2 = RTL_R8(Config2) & ~MSIEnable;
3248
	if (cfg->features & RTL_FEATURE_MSI) {
F
Francois Romieu 已提交
3249 3250 3251 3252 3253 3254 3255 3256 3257 3258 3259 3260 3261 3262 3263 3264 3265 3266 3267
		if (pci_enable_msi(pdev)) {
			dev_info(&pdev->dev, "no MSI. Back to INTx.\n");
		} else {
			cfg2 |= MSIEnable;
			msi = RTL_FEATURE_MSI;
		}
	}
	RTL_W8(Config2, cfg2);
	return msi;
}

static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp)
{
	if (tp->features & RTL_FEATURE_MSI) {
		pci_disable_msi(pdev);
		tp->features &= ~RTL_FEATURE_MSI;
	}
}

F
Francois Romieu 已提交
3268 3269 3270 3271
static const struct net_device_ops rtl8169_netdev_ops = {
	.ndo_open		= rtl8169_open,
	.ndo_stop		= rtl8169_close,
	.ndo_get_stats		= rtl8169_get_stats,
3272
	.ndo_start_xmit		= rtl8169_start_xmit,
F
Francois Romieu 已提交
3273 3274 3275
	.ndo_tx_timeout		= rtl8169_tx_timeout,
	.ndo_validate_addr	= eth_validate_addr,
	.ndo_change_mtu		= rtl8169_change_mtu,
3276 3277
	.ndo_fix_features	= rtl8169_fix_features,
	.ndo_set_features	= rtl8169_set_features,
F
Francois Romieu 已提交
3278 3279
	.ndo_set_mac_address	= rtl_set_mac_address,
	.ndo_do_ioctl		= rtl8169_ioctl,
3280
	.ndo_set_rx_mode	= rtl_set_rx_mode,
F
Francois Romieu 已提交
3281 3282 3283 3284 3285 3286
#ifdef CONFIG_NET_POLL_CONTROLLER
	.ndo_poll_controller	= rtl8169_netpoll,
#endif

};

3287 3288 3289 3290 3291 3292 3293 3294 3295
static void __devinit rtl_init_mdio_ops(struct rtl8169_private *tp)
{
	struct mdio_ops *ops = &tp->mdio_ops;

	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_27:
		ops->write	= r8168dp_1_mdio_write;
		ops->read	= r8168dp_1_mdio_read;
		break;
F
françois romieu 已提交
3296
	case RTL_GIGA_MAC_VER_28:
3297
	case RTL_GIGA_MAC_VER_31:
F
françois romieu 已提交
3298 3299 3300
		ops->write	= r8168dp_2_mdio_write;
		ops->read	= r8168dp_2_mdio_read;
		break;
3301 3302 3303 3304 3305 3306 3307
	default:
		ops->write	= r8169_mdio_write;
		ops->read	= r8169_mdio_read;
		break;
	}
}

F
françois romieu 已提交
3308 3309 3310 3311 3312 3313 3314 3315 3316 3317 3318 3319 3320 3321 3322 3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 3335 3336 3337 3338
static void r810x_phy_power_down(struct rtl8169_private *tp)
{
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_writephy(tp, MII_BMCR, BMCR_PDOWN);
}

static void r810x_phy_power_up(struct rtl8169_private *tp)
{
	rtl_writephy(tp, 0x1f, 0x0000);
	rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE);
}

static void r810x_pll_power_down(struct rtl8169_private *tp)
{
	if (__rtl8169_get_wol(tp) & WAKE_ANY) {
		rtl_writephy(tp, 0x1f, 0x0000);
		rtl_writephy(tp, MII_BMCR, 0x0000);
		return;
	}

	r810x_phy_power_down(tp);
}

static void r810x_pll_power_up(struct rtl8169_private *tp)
{
	r810x_phy_power_up(tp);
}

static void r8168_phy_power_up(struct rtl8169_private *tp)
{
	rtl_writephy(tp, 0x1f, 0x0000);
H
hayeswang 已提交
3339 3340 3341 3342 3343 3344 3345 3346 3347 3348 3349 3350 3351 3352 3353 3354 3355 3356 3357 3358 3359
	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_11:
	case RTL_GIGA_MAC_VER_12:
	case RTL_GIGA_MAC_VER_17:
	case RTL_GIGA_MAC_VER_18:
	case RTL_GIGA_MAC_VER_19:
	case RTL_GIGA_MAC_VER_20:
	case RTL_GIGA_MAC_VER_21:
	case RTL_GIGA_MAC_VER_22:
	case RTL_GIGA_MAC_VER_23:
	case RTL_GIGA_MAC_VER_24:
	case RTL_GIGA_MAC_VER_25:
	case RTL_GIGA_MAC_VER_26:
	case RTL_GIGA_MAC_VER_27:
	case RTL_GIGA_MAC_VER_28:
	case RTL_GIGA_MAC_VER_31:
		rtl_writephy(tp, 0x0e, 0x0000);
		break;
	default:
		break;
	}
F
françois romieu 已提交
3360 3361 3362 3363 3364 3365
	rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE);
}

static void r8168_phy_power_down(struct rtl8169_private *tp)
{
	rtl_writephy(tp, 0x1f, 0x0000);
H
hayeswang 已提交
3366 3367 3368 3369 3370 3371 3372 3373 3374 3375 3376 3377 3378 3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3389 3390 3391
	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_32:
	case RTL_GIGA_MAC_VER_33:
		rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE | BMCR_PDOWN);
		break;

	case RTL_GIGA_MAC_VER_11:
	case RTL_GIGA_MAC_VER_12:
	case RTL_GIGA_MAC_VER_17:
	case RTL_GIGA_MAC_VER_18:
	case RTL_GIGA_MAC_VER_19:
	case RTL_GIGA_MAC_VER_20:
	case RTL_GIGA_MAC_VER_21:
	case RTL_GIGA_MAC_VER_22:
	case RTL_GIGA_MAC_VER_23:
	case RTL_GIGA_MAC_VER_24:
	case RTL_GIGA_MAC_VER_25:
	case RTL_GIGA_MAC_VER_26:
	case RTL_GIGA_MAC_VER_27:
	case RTL_GIGA_MAC_VER_28:
	case RTL_GIGA_MAC_VER_31:
		rtl_writephy(tp, 0x0e, 0x0200);
	default:
		rtl_writephy(tp, MII_BMCR, BMCR_PDOWN);
		break;
	}
F
françois romieu 已提交
3392 3393 3394 3395 3396 3397
}

static void r8168_pll_power_down(struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;

F
Francois Romieu 已提交
3398 3399 3400
	if ((tp->mac_version == RTL_GIGA_MAC_VER_27 ||
	     tp->mac_version == RTL_GIGA_MAC_VER_28 ||
	     tp->mac_version == RTL_GIGA_MAC_VER_31) &&
3401
	    r8168dp_check_dash(tp)) {
F
françois romieu 已提交
3402
		return;
3403
	}
F
françois romieu 已提交
3404

F
Francois Romieu 已提交
3405 3406
	if ((tp->mac_version == RTL_GIGA_MAC_VER_23 ||
	     tp->mac_version == RTL_GIGA_MAC_VER_24) &&
F
françois romieu 已提交
3407 3408 3409 3410
	    (RTL_R16(CPlusCmd) & ASF)) {
		return;
	}

H
hayeswang 已提交
3411 3412 3413 3414
	if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_33)
		rtl_ephy_write(ioaddr, 0x19, 0xff64);

F
françois romieu 已提交
3415 3416 3417 3418
	if (__rtl8169_get_wol(tp) & WAKE_ANY) {
		rtl_writephy(tp, 0x1f, 0x0000);
		rtl_writephy(tp, MII_BMCR, 0x0000);

3419 3420 3421 3422
		if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
		    tp->mac_version == RTL_GIGA_MAC_VER_33)
			RTL_W32(RxConfig, RTL_R32(RxConfig) | AcceptBroadcast |
				AcceptMulticast | AcceptMyPhys);
F
françois romieu 已提交
3423 3424 3425 3426 3427 3428 3429 3430
		return;
	}

	r8168_phy_power_down(tp);

	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_25:
	case RTL_GIGA_MAC_VER_26:
3431 3432
	case RTL_GIGA_MAC_VER_27:
	case RTL_GIGA_MAC_VER_28:
3433
	case RTL_GIGA_MAC_VER_31:
H
hayeswang 已提交
3434 3435
	case RTL_GIGA_MAC_VER_32:
	case RTL_GIGA_MAC_VER_33:
F
françois romieu 已提交
3436 3437 3438 3439 3440 3441 3442 3443 3444
		RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80);
		break;
	}
}

static void r8168_pll_power_up(struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;

F
Francois Romieu 已提交
3445 3446 3447
	if ((tp->mac_version == RTL_GIGA_MAC_VER_27 ||
	     tp->mac_version == RTL_GIGA_MAC_VER_28 ||
	     tp->mac_version == RTL_GIGA_MAC_VER_31) &&
3448
	    r8168dp_check_dash(tp)) {
F
françois romieu 已提交
3449
		return;
3450
	}
F
françois romieu 已提交
3451 3452 3453 3454

	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_25:
	case RTL_GIGA_MAC_VER_26:
3455 3456
	case RTL_GIGA_MAC_VER_27:
	case RTL_GIGA_MAC_VER_28:
3457
	case RTL_GIGA_MAC_VER_31:
H
hayeswang 已提交
3458 3459
	case RTL_GIGA_MAC_VER_32:
	case RTL_GIGA_MAC_VER_33:
F
françois romieu 已提交
3460 3461 3462 3463 3464 3465 3466 3467 3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480 3481 3482 3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493
		RTL_W8(PMCH, RTL_R8(PMCH) | 0x80);
		break;
	}

	r8168_phy_power_up(tp);
}

static void rtl_pll_power_op(struct rtl8169_private *tp,
			     void (*op)(struct rtl8169_private *))
{
	if (op)
		op(tp);
}

static void rtl_pll_power_down(struct rtl8169_private *tp)
{
	rtl_pll_power_op(tp, tp->pll_power_ops.down);
}

static void rtl_pll_power_up(struct rtl8169_private *tp)
{
	rtl_pll_power_op(tp, tp->pll_power_ops.up);
}

static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp)
{
	struct pll_power_ops *ops = &tp->pll_power_ops;

	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_07:
	case RTL_GIGA_MAC_VER_08:
	case RTL_GIGA_MAC_VER_09:
	case RTL_GIGA_MAC_VER_10:
	case RTL_GIGA_MAC_VER_16:
3494 3495
	case RTL_GIGA_MAC_VER_29:
	case RTL_GIGA_MAC_VER_30:
F
françois romieu 已提交
3496 3497 3498 3499 3500 3501 3502 3503 3504 3505 3506 3507 3508 3509 3510 3511 3512
		ops->down	= r810x_pll_power_down;
		ops->up		= r810x_pll_power_up;
		break;

	case RTL_GIGA_MAC_VER_11:
	case RTL_GIGA_MAC_VER_12:
	case RTL_GIGA_MAC_VER_17:
	case RTL_GIGA_MAC_VER_18:
	case RTL_GIGA_MAC_VER_19:
	case RTL_GIGA_MAC_VER_20:
	case RTL_GIGA_MAC_VER_21:
	case RTL_GIGA_MAC_VER_22:
	case RTL_GIGA_MAC_VER_23:
	case RTL_GIGA_MAC_VER_24:
	case RTL_GIGA_MAC_VER_25:
	case RTL_GIGA_MAC_VER_26:
	case RTL_GIGA_MAC_VER_27:
F
françois romieu 已提交
3513
	case RTL_GIGA_MAC_VER_28:
3514
	case RTL_GIGA_MAC_VER_31:
H
hayeswang 已提交
3515 3516
	case RTL_GIGA_MAC_VER_32:
	case RTL_GIGA_MAC_VER_33:
H
Hayes Wang 已提交
3517
	case RTL_GIGA_MAC_VER_34:
F
françois romieu 已提交
3518 3519 3520 3521 3522 3523 3524 3525 3526 3527 3528
		ops->down	= r8168_pll_power_down;
		ops->up		= r8168_pll_power_up;
		break;

	default:
		ops->down	= NULL;
		ops->up		= NULL;
		break;
	}
}

3529 3530 3531 3532 3533 3534 3535 3536 3537 3538 3539 3540 3541 3542 3543 3544 3545 3546 3547 3548 3549 3550 3551 3552 3553 3554 3555 3556 3557 3558 3559 3560 3561 3562 3563 3564
static void rtl_init_rxcfg(struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;

	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_01:
	case RTL_GIGA_MAC_VER_02:
	case RTL_GIGA_MAC_VER_03:
	case RTL_GIGA_MAC_VER_04:
	case RTL_GIGA_MAC_VER_05:
	case RTL_GIGA_MAC_VER_06:
	case RTL_GIGA_MAC_VER_10:
	case RTL_GIGA_MAC_VER_11:
	case RTL_GIGA_MAC_VER_12:
	case RTL_GIGA_MAC_VER_13:
	case RTL_GIGA_MAC_VER_14:
	case RTL_GIGA_MAC_VER_15:
	case RTL_GIGA_MAC_VER_16:
	case RTL_GIGA_MAC_VER_17:
		RTL_W32(RxConfig, RX_FIFO_THRESH | RX_DMA_BURST);
		break;
	case RTL_GIGA_MAC_VER_18:
	case RTL_GIGA_MAC_VER_19:
	case RTL_GIGA_MAC_VER_20:
	case RTL_GIGA_MAC_VER_21:
	case RTL_GIGA_MAC_VER_22:
	case RTL_GIGA_MAC_VER_23:
	case RTL_GIGA_MAC_VER_24:
		RTL_W32(RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST);
		break;
	default:
		RTL_W32(RxConfig, RX128_INT_EN | RX_DMA_BURST);
		break;
	}
}

3565 3566 3567 3568 3569
static void rtl8169_init_ring_indexes(struct rtl8169_private *tp)
{
	tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0;
}

3570 3571 3572 3573 3574 3575 3576 3577 3578 3579 3580 3581
static void rtl_hw_reset(struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;
	int i;

	/* Soft reset the chip. */
	RTL_W8(ChipCmd, CmdReset);

	/* Check that the chip has finished the reset. */
	for (i = 0; i < 100; i++) {
		if ((RTL_R8(ChipCmd) & CmdReset) == 0)
			break;
3582
		udelay(100);
3583
	}
3584 3585

	rtl8169_init_ring_indexes(tp);
3586 3587
}

L
Linus Torvalds 已提交
3588
static int __devinit
3589
rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
L
Linus Torvalds 已提交
3590
{
3591 3592
	const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data;
	const unsigned int region = cfg->region;
L
Linus Torvalds 已提交
3593
	struct rtl8169_private *tp;
3594
	struct mii_if_info *mii;
3595 3596
	struct net_device *dev;
	void __iomem *ioaddr;
F
Francois Romieu 已提交
3597
	int chipset, i;
F
Francois Romieu 已提交
3598
	int rc;
L
Linus Torvalds 已提交
3599

3600 3601 3602 3603
	if (netif_msg_drv(&debug)) {
		printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n",
		       MODULENAME, RTL8169_VERSION);
	}
L
Linus Torvalds 已提交
3604 3605

	dev = alloc_etherdev(sizeof (*tp));
3606
	if (!dev) {
3607
		if (netif_msg_drv(&debug))
3608
			dev_err(&pdev->dev, "unable to alloc new ethernet\n");
3609 3610
		rc = -ENOMEM;
		goto out;
L
Linus Torvalds 已提交
3611 3612 3613
	}

	SET_NETDEV_DEV(dev, &pdev->dev);
F
Francois Romieu 已提交
3614
	dev->netdev_ops = &rtl8169_netdev_ops;
L
Linus Torvalds 已提交
3615
	tp = netdev_priv(dev);
D
David Howells 已提交
3616
	tp->dev = dev;
3617
	tp->pci_dev = pdev;
3618
	tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT);
L
Linus Torvalds 已提交
3619

3620 3621 3622 3623 3624 3625 3626 3627
	mii = &tp->mii;
	mii->dev = dev;
	mii->mdio_read = rtl_mdio_read;
	mii->mdio_write = rtl_mdio_write;
	mii->phy_id_mask = 0x1f;
	mii->reg_num_mask = 0x1f;
	mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);

S
Stanislaw Gruszka 已提交
3628 3629 3630 3631 3632
	/* disable ASPM completely as that cause random device stop working
	 * problems as well as full system hangs for some PCIe devices users */
	pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
				     PCIE_LINK_STATE_CLKPM);

L
Linus Torvalds 已提交
3633 3634
	/* enable device (incl. PCI PM wakeup and hotplug setup) */
	rc = pci_enable_device(pdev);
3635
	if (rc < 0) {
3636
		netif_err(tp, probe, dev, "enable failure\n");
3637
		goto err_out_free_dev_1;
L
Linus Torvalds 已提交
3638 3639
	}

3640 3641
	if (pci_set_mwi(pdev) < 0)
		netif_info(tp, probe, dev, "Mem-Wr-Inval unavailable\n");
L
Linus Torvalds 已提交
3642 3643

	/* make sure PCI base addr 1 is MMIO */
3644
	if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) {
3645 3646 3647
		netif_err(tp, probe, dev,
			  "region #%d not an MMIO resource, aborting\n",
			  region);
L
Linus Torvalds 已提交
3648
		rc = -ENODEV;
3649
		goto err_out_mwi_2;
L
Linus Torvalds 已提交
3650
	}
3651

L
Linus Torvalds 已提交
3652
	/* check for weird/broken PCI region reporting */
3653
	if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) {
3654 3655
		netif_err(tp, probe, dev,
			  "Invalid PCI region size(s), aborting\n");
L
Linus Torvalds 已提交
3656
		rc = -ENODEV;
3657
		goto err_out_mwi_2;
L
Linus Torvalds 已提交
3658 3659 3660
	}

	rc = pci_request_regions(pdev, MODULENAME);
3661
	if (rc < 0) {
3662
		netif_err(tp, probe, dev, "could not request regions\n");
3663
		goto err_out_mwi_2;
L
Linus Torvalds 已提交
3664 3665
	}

3666
	tp->cp_cmd = RxChkSum;
L
Linus Torvalds 已提交
3667 3668

	if ((sizeof(dma_addr_t) > 4) &&
3669
	    !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) {
L
Linus Torvalds 已提交
3670 3671 3672
		tp->cp_cmd |= PCIDAC;
		dev->features |= NETIF_F_HIGHDMA;
	} else {
3673
		rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
L
Linus Torvalds 已提交
3674
		if (rc < 0) {
3675
			netif_err(tp, probe, dev, "DMA configuration failed\n");
3676
			goto err_out_free_res_3;
L
Linus Torvalds 已提交
3677 3678 3679 3680
		}
	}

	/* ioremap MMIO region */
3681
	ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE);
3682
	if (!ioaddr) {
3683
		netif_err(tp, probe, dev, "cannot remap MMIO, aborting\n");
L
Linus Torvalds 已提交
3684
		rc = -EIO;
3685
		goto err_out_free_res_3;
L
Linus Torvalds 已提交
3686
	}
3687
	tp->mmio_addr = ioaddr;
L
Linus Torvalds 已提交
3688

3689 3690
	if (!pci_is_pcie(pdev))
		netif_info(tp, probe, dev, "not PCI Express\n");
3691

3692 3693 3694 3695 3696
	/* Identify chip attached to board */
	rtl8169_get_mac_version(tp, dev, cfg->default_ver);

	rtl_init_rxcfg(tp);

3697
	RTL_W16(IntrMask, 0x0000);
L
Linus Torvalds 已提交
3698

3699
	rtl_hw_reset(tp);
L
Linus Torvalds 已提交
3700

3701 3702
	RTL_W16(IntrStatus, 0xffff);

3703 3704
	pci_set_master(pdev);

3705 3706 3707 3708 3709 3710 3711
	/*
	 * Pretend we are using VLANs; This bypasses a nasty bug where
	 * Interrupts stop flowing on high load on 8110SCd controllers.
	 */
	if (tp->mac_version == RTL_GIGA_MAC_VER_05)
		tp->cp_cmd |= RxVlan;

3712
	rtl_init_mdio_ops(tp);
F
françois romieu 已提交
3713
	rtl_init_pll_power_ops(tp);
3714

L
Linus Torvalds 已提交
3715 3716
	rtl8169_print_mac_version(tp);

3717 3718
	chipset = tp->mac_version;
	tp->txd_version = rtl_chip_infos[chipset].txd_version;
L
Linus Torvalds 已提交
3719

3720 3721 3722
	RTL_W8(Cfg9346, Cfg9346_Unlock);
	RTL_W8(Config1, RTL_R8(Config1) | PMEnable);
	RTL_W8(Config5, RTL_R8(Config5) & PMEStatus);
B
Bruno Prémont 已提交
3723 3724 3725 3726
	if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0)
		tp->features |= RTL_FEATURE_WOL;
	if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0)
		tp->features |= RTL_FEATURE_WOL;
F
Francois Romieu 已提交
3727
	tp->features |= rtl_try_msi(pdev, ioaddr, cfg);
3728 3729
	RTL_W8(Cfg9346, Cfg9346_Lock);

3730 3731
	if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) &&
	    (RTL_R8(PHYstatus) & TBI_Enable)) {
L
Linus Torvalds 已提交
3732 3733 3734 3735 3736
		tp->set_speed = rtl8169_set_speed_tbi;
		tp->get_settings = rtl8169_gset_tbi;
		tp->phy_reset_enable = rtl8169_tbi_reset_enable;
		tp->phy_reset_pending = rtl8169_tbi_reset_pending;
		tp->link_ok = rtl8169_tbi_link_ok;
F
Francois Romieu 已提交
3737
		tp->do_ioctl = rtl_tbi_ioctl;
L
Linus Torvalds 已提交
3738 3739 3740 3741 3742 3743
	} else {
		tp->set_speed = rtl8169_set_speed_xmii;
		tp->get_settings = rtl8169_gset_xmii;
		tp->phy_reset_enable = rtl8169_xmii_reset_enable;
		tp->phy_reset_pending = rtl8169_xmii_reset_pending;
		tp->link_ok = rtl8169_xmii_link_ok;
F
Francois Romieu 已提交
3744
		tp->do_ioctl = rtl_xmii_ioctl;
L
Linus Torvalds 已提交
3745 3746
	}

F
Francois Romieu 已提交
3747 3748
	spin_lock_init(&tp->lock);

3749
	/* Get MAC address */
L
Linus Torvalds 已提交
3750 3751
	for (i = 0; i < MAC_ADDR_LEN; i++)
		dev->dev_addr[i] = RTL_R8(MAC0 + i);
3752
	memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
L
Linus Torvalds 已提交
3753 3754 3755 3756 3757 3758

	SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops);
	dev->watchdog_timeo = RTL8169_TX_TIMEOUT;
	dev->irq = pdev->irq;
	dev->base_addr = (unsigned long) ioaddr;

3759
	netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
L
Linus Torvalds 已提交
3760

3761 3762 3763 3764 3765 3766 3767 3768 3769 3770 3771 3772 3773
	/* don't enable SG, IP_CSUM and TSO by default - it might not work
	 * properly for all devices */
	dev->features |= NETIF_F_RXCSUM |
		NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;

	dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO |
		NETIF_F_RXCSUM | NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
	dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO |
		NETIF_F_HIGHDMA;

	if (tp->mac_version == RTL_GIGA_MAC_VER_05)
		/* 8110SCd requires hardware Rx VLAN - disallow toggling */
		dev->hw_features &= ~NETIF_F_HW_VLAN_RX;
L
Linus Torvalds 已提交
3774 3775

	tp->intr_mask = 0xffff;
3776 3777 3778
	tp->hw_start = cfg->hw_start;
	tp->intr_event = cfg->intr_event;
	tp->napi_event = cfg->napi_event;
L
Linus Torvalds 已提交
3779

3780 3781 3782 3783
	init_timer(&tp->timer);
	tp->timer.data = (unsigned long) dev;
	tp->timer.function = rtl8169_phy_timer;

3784
	tp->rtl_fw = RTL_FIRMWARE_UNKNOWN;
3785

L
Linus Torvalds 已提交
3786
	rc = register_netdev(dev);
3787
	if (rc < 0)
3788
		goto err_out_msi_4;
L
Linus Torvalds 已提交
3789 3790 3791

	pci_set_drvdata(pdev, dev);

3792
	netif_info(tp, probe, dev, "%s at 0x%lx, %pM, XID %08x IRQ %d\n",
3793
		   rtl_chip_infos[chipset].name, dev->base_addr, dev->dev_addr,
3794
		   (u32)(RTL_R32(TxConfig) & 0x9cf0f8ff), dev->irq);
L
Linus Torvalds 已提交
3795

F
Francois Romieu 已提交
3796 3797 3798
	if (tp->mac_version == RTL_GIGA_MAC_VER_27 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_28 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_31) {
F
françois romieu 已提交
3799
		rtl8168_driver_start(tp);
F
françois romieu 已提交
3800
	}
F
françois romieu 已提交
3801

B
Bruno Prémont 已提交
3802
	device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
L
Linus Torvalds 已提交
3803

3804 3805
	if (pci_dev_run_wake(pdev))
		pm_runtime_put_noidle(&pdev->dev);
3806

3807 3808
	netif_carrier_off(dev);

3809 3810
out:
	return rc;
L
Linus Torvalds 已提交
3811

3812
err_out_msi_4:
F
Francois Romieu 已提交
3813
	rtl_disable_msi(pdev, tp);
3814
	iounmap(ioaddr);
3815
err_out_free_res_3:
3816
	pci_release_regions(pdev);
3817
err_out_mwi_2:
3818 3819 3820 3821 3822
	pci_clear_mwi(pdev);
	pci_disable_device(pdev);
err_out_free_dev_1:
	free_netdev(dev);
	goto out;
L
Linus Torvalds 已提交
3823 3824
}

F
Francois Romieu 已提交
3825
static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
L
Linus Torvalds 已提交
3826 3827 3828 3829
{
	struct net_device *dev = pci_get_drvdata(pdev);
	struct rtl8169_private *tp = netdev_priv(dev);

F
Francois Romieu 已提交
3830 3831 3832
	if (tp->mac_version == RTL_GIGA_MAC_VER_27 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_28 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_31) {
F
françois romieu 已提交
3833
		rtl8168_driver_stop(tp);
F
françois romieu 已提交
3834
	}
F
françois romieu 已提交
3835

3836
	cancel_delayed_work_sync(&tp->task);
3837

L
Linus Torvalds 已提交
3838
	unregister_netdev(dev);
3839

3840 3841
	rtl_release_firmware(tp);

3842 3843
	if (pci_dev_run_wake(pdev))
		pm_runtime_get_noresume(&pdev->dev);
3844

3845 3846 3847
	/* restore original MAC address */
	rtl_rar_set(tp, dev->perm_addr);

F
Francois Romieu 已提交
3848
	rtl_disable_msi(pdev, tp);
L
Linus Torvalds 已提交
3849 3850 3851 3852
	rtl8169_release_board(pdev, dev, tp->mmio_addr);
	pci_set_drvdata(pdev, NULL);
}

3853
static void rtl_request_uncached_firmware(struct rtl8169_private *tp)
3854
{
3855 3856 3857
	struct rtl_fw *rtl_fw;
	const char *name;
	int rc = -ENOMEM;
3858

3859 3860 3861
	name = rtl_lookup_firmware_name(tp);
	if (!name)
		goto out_no_firmware;
3862

3863 3864 3865
	rtl_fw = kzalloc(sizeof(*rtl_fw), GFP_KERNEL);
	if (!rtl_fw)
		goto err_warn;
3866

3867 3868 3869 3870
	rc = request_firmware(&rtl_fw->fw, name, &tp->pci_dev->dev);
	if (rc < 0)
		goto err_free;

3871 3872 3873 3874
	rc = rtl_check_firmware(tp, rtl_fw);
	if (rc < 0)
		goto err_release_firmware;

3875 3876 3877 3878
	tp->rtl_fw = rtl_fw;
out:
	return;

3879 3880
err_release_firmware:
	release_firmware(rtl_fw->fw);
3881 3882 3883 3884 3885 3886 3887 3888 3889 3890 3891 3892 3893 3894
err_free:
	kfree(rtl_fw);
err_warn:
	netif_warn(tp, ifup, tp->dev, "unable to load firmware patch %s (%d)\n",
		   name, rc);
out_no_firmware:
	tp->rtl_fw = NULL;
	goto out;
}

static void rtl_request_firmware(struct rtl8169_private *tp)
{
	if (IS_ERR(tp->rtl_fw))
		rtl_request_uncached_firmware(tp);
3895 3896
}

L
Linus Torvalds 已提交
3897 3898 3899
static int rtl8169_open(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
3900
	void __iomem *ioaddr = tp->mmio_addr;
L
Linus Torvalds 已提交
3901
	struct pci_dev *pdev = tp->pci_dev;
3902
	int retval = -ENOMEM;
L
Linus Torvalds 已提交
3903

3904
	pm_runtime_get_sync(&pdev->dev);
L
Linus Torvalds 已提交
3905 3906 3907

	/*
	 * Rx and Tx desscriptors needs 256 bytes alignment.
3908
	 * dma_alloc_coherent provides more.
L
Linus Torvalds 已提交
3909
	 */
3910 3911
	tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES,
					     &tp->TxPhyAddr, GFP_KERNEL);
L
Linus Torvalds 已提交
3912
	if (!tp->TxDescArray)
3913
		goto err_pm_runtime_put;
L
Linus Torvalds 已提交
3914

3915 3916
	tp->RxDescArray = dma_alloc_coherent(&pdev->dev, R8169_RX_RING_BYTES,
					     &tp->RxPhyAddr, GFP_KERNEL);
L
Linus Torvalds 已提交
3917
	if (!tp->RxDescArray)
3918
		goto err_free_tx_0;
L
Linus Torvalds 已提交
3919 3920 3921

	retval = rtl8169_init_ring(dev);
	if (retval < 0)
3922
		goto err_free_rx_1;
L
Linus Torvalds 已提交
3923

D
David Howells 已提交
3924
	INIT_DELAYED_WORK(&tp->task, NULL);
L
Linus Torvalds 已提交
3925

3926 3927
	smp_mb();

3928 3929
	rtl_request_firmware(tp);

F
Francois Romieu 已提交
3930 3931
	retval = request_irq(dev->irq, rtl8169_interrupt,
			     (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED,
3932 3933
			     dev->name, dev);
	if (retval < 0)
3934
		goto err_release_fw_2;
3935

3936 3937
	napi_enable(&tp->napi);

3938 3939
	rtl8169_init_phy(dev, tp);

3940
	rtl8169_set_features(dev, dev->features);
3941

F
françois romieu 已提交
3942 3943
	rtl_pll_power_up(tp);

3944
	rtl_hw_start(dev);
L
Linus Torvalds 已提交
3945

3946 3947 3948
	tp->saved_wolopts = 0;
	pm_runtime_put_noidle(&pdev->dev);

3949
	rtl8169_check_link_status(dev, tp, ioaddr);
L
Linus Torvalds 已提交
3950 3951 3952
out:
	return retval;

3953 3954
err_release_fw_2:
	rtl_release_firmware(tp);
3955 3956
	rtl8169_rx_clear(tp);
err_free_rx_1:
3957 3958
	dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray,
			  tp->RxPhyAddr);
3959
	tp->RxDescArray = NULL;
3960
err_free_tx_0:
3961 3962
	dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray,
			  tp->TxPhyAddr);
3963 3964 3965
	tp->TxDescArray = NULL;
err_pm_runtime_put:
	pm_runtime_put_noidle(&pdev->dev);
L
Linus Torvalds 已提交
3966 3967 3968
	goto out;
}

3969 3970 3971 3972
static void rtl_rx_close(struct rtl8169_private *tp)
{
	void __iomem *ioaddr = tp->mmio_addr;

3973
	RTL_W32(RxConfig, RTL_R32(RxConfig) & ~RX_CONFIG_ACCEPT_MASK);
3974 3975
}

F
françois romieu 已提交
3976
static void rtl8169_hw_reset(struct rtl8169_private *tp)
L
Linus Torvalds 已提交
3977
{
F
françois romieu 已提交
3978 3979
	void __iomem *ioaddr = tp->mmio_addr;

L
Linus Torvalds 已提交
3980 3981 3982
	/* Disable interrupts */
	rtl8169_irq_mask_and_ack(ioaddr);

3983 3984
	rtl_rx_close(tp);

3985
	if (tp->mac_version == RTL_GIGA_MAC_VER_27 ||
3986 3987
	    tp->mac_version == RTL_GIGA_MAC_VER_28 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_31) {
F
françois romieu 已提交
3988 3989
		while (RTL_R8(TxPoll) & NPQ)
			udelay(20);
H
Hayes Wang 已提交
3990 3991 3992
	} else if (tp->mac_version == RTL_GIGA_MAC_VER_34) {
		while (!(RTL_R32(TxConfig) & TXCFG_EMPTY))
			udelay(100);
3993 3994 3995
	} else {
		RTL_W8(ChipCmd, RTL_R8(ChipCmd) | StopReq);
		udelay(100);
F
françois romieu 已提交
3996 3997
	}

3998
	rtl_hw_reset(tp);
L
Linus Torvalds 已提交
3999 4000
}

4001
static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp)
4002 4003 4004 4005 4006 4007 4008 4009
{
	void __iomem *ioaddr = tp->mmio_addr;

	/* Set DMA burst size and Interframe Gap Time */
	RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
		(InterFrameGap << TxInterFrameGapShift));
}

4010
static void rtl_hw_start(struct net_device *dev)
L
Linus Torvalds 已提交
4011 4012 4013
{
	struct rtl8169_private *tp = netdev_priv(dev);

4014 4015 4016 4017 4018
	tp->hw_start(dev);

	netif_start_queue(dev);
}

4019 4020 4021 4022 4023 4024 4025 4026 4027
static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp,
					 void __iomem *ioaddr)
{
	/*
	 * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh
	 * register to be written before TxDescAddrLow to work.
	 * Switching from MMIO to I/O access fixes the issue as well.
	 */
	RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32);
4028
	RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32));
4029
	RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32);
4030
	RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32));
4031 4032 4033 4034 4035 4036 4037 4038 4039 4040 4041
}

static u16 rtl_rw_cpluscmd(void __iomem *ioaddr)
{
	u16 cmd;

	cmd = RTL_R16(CPlusCmd);
	RTL_W16(CPlusCmd, cmd);
	return cmd;
}

4042
static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
4043 4044
{
	/* Low hurts. Let's disable the filtering. */
4045
	RTL_W16(RxMaxSize, rx_buf_sz + 1);
4046 4047
}

4048 4049
static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
{
4050
	static const struct rtl_cfg2_info {
4051 4052 4053 4054 4055 4056 4057 4058
		u32 mac_version;
		u32 clk;
		u32 val;
	} cfg2_info [] = {
		{ RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd
		{ RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff },
		{ RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe
		{ RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff }
4059 4060
	};
	const struct rtl_cfg2_info *p = cfg2_info;
4061 4062 4063 4064
	unsigned int i;
	u32 clk;

	clk = RTL_R8(Config2) & PCI_Clock_66MHz;
4065
	for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) {
4066 4067 4068 4069 4070 4071 4072
		if ((p->mac_version == mac_version) && (p->clk == clk)) {
			RTL_W32(0x7c, p->val);
			break;
		}
	}
}

4073 4074 4075 4076 4077 4078
static void rtl_hw_start_8169(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	struct pci_dev *pdev = tp->pci_dev;

4079 4080 4081 4082 4083
	if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
		RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW);
		pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08);
	}

L
Linus Torvalds 已提交
4084
	RTL_W8(Cfg9346, Cfg9346_Unlock);
F
Francois Romieu 已提交
4085 4086 4087 4088
	if (tp->mac_version == RTL_GIGA_MAC_VER_01 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_02 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_03 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_04)
4089 4090
		RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);

4091 4092
	rtl_init_rxcfg(tp);

4093
	RTL_W8(EarlyTxThres, NoEarlyTx);
L
Linus Torvalds 已提交
4094

E
Eric Dumazet 已提交
4095
	rtl_set_rx_max_size(ioaddr, rx_buf_sz);
L
Linus Torvalds 已提交
4096

F
Francois Romieu 已提交
4097 4098 4099 4100
	if (tp->mac_version == RTL_GIGA_MAC_VER_01 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_02 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_03 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_04)
4101
		rtl_set_rx_tx_config_registers(tp);
L
Linus Torvalds 已提交
4102

4103
	tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
L
Linus Torvalds 已提交
4104

F
Francois Romieu 已提交
4105 4106
	if (tp->mac_version == RTL_GIGA_MAC_VER_02 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_03) {
4107
		dprintk("Set MAC Reg C+CR Offset 0xE0. "
L
Linus Torvalds 已提交
4108
			"Bit-3 and bit-14 MUST be 1\n");
4109
		tp->cp_cmd |= (1 << 14);
L
Linus Torvalds 已提交
4110 4111
	}

4112 4113
	RTL_W16(CPlusCmd, tp->cp_cmd);

4114 4115
	rtl8169_set_magic_reg(ioaddr, tp->mac_version);

L
Linus Torvalds 已提交
4116 4117 4118 4119 4120 4121
	/*
	 * Undocumented corner. Supposedly:
	 * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets
	 */
	RTL_W16(IntrMitigate, 0x0000);

4122
	rtl_set_rx_tx_desc_registers(tp, ioaddr);
4123

F
Francois Romieu 已提交
4124 4125 4126 4127
	if (tp->mac_version != RTL_GIGA_MAC_VER_01 &&
	    tp->mac_version != RTL_GIGA_MAC_VER_02 &&
	    tp->mac_version != RTL_GIGA_MAC_VER_03 &&
	    tp->mac_version != RTL_GIGA_MAC_VER_04) {
4128 4129 4130 4131
		RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
		rtl_set_rx_tx_config_registers(tp);
	}

L
Linus Torvalds 已提交
4132
	RTL_W8(Cfg9346, Cfg9346_Lock);
F
Francois Romieu 已提交
4133 4134 4135

	/* Initially a 10 us delay. Turned it into a PCI commit. - FR */
	RTL_R8(IntrMask);
L
Linus Torvalds 已提交
4136 4137 4138

	RTL_W32(RxMissed, 0);

4139
	rtl_set_rx_mode(dev);
L
Linus Torvalds 已提交
4140 4141 4142

	/* no early-rx interrupts */
	RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
4143 4144

	/* Enable all known interrupts by setting the interrupt mask. */
4145
	RTL_W16(IntrMask, tp->intr_event);
4146
}
L
Linus Torvalds 已提交
4147

4148
static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force)
4149
{
4150
	int cap = pci_pcie_cap(pdev);
4151 4152 4153

	if (cap) {
		u16 ctl;
4154

4155 4156 4157 4158
		pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl);
		ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force;
		pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl);
	}
4159 4160
}

4161
static void rtl_csi_access_enable(void __iomem *ioaddr, u32 bits)
4162 4163 4164 4165
{
	u32 csi;

	csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff;
4166 4167 4168
	rtl_csi_write(ioaddr, 0x070c, csi | bits);
}

F
françois romieu 已提交
4169 4170 4171 4172 4173
static void rtl_csi_access_enable_1(void __iomem *ioaddr)
{
	rtl_csi_access_enable(ioaddr, 0x17000000);
}

4174 4175 4176
static void rtl_csi_access_enable_2(void __iomem *ioaddr)
{
	rtl_csi_access_enable(ioaddr, 0x27000000);
4177 4178 4179 4180 4181 4182 4183 4184
}

struct ephy_info {
	unsigned int offset;
	u16 mask;
	u16 bits;
};

4185
static void rtl_ephy_init(void __iomem *ioaddr, const struct ephy_info *e, int len)
4186 4187 4188 4189 4190 4191 4192 4193 4194 4195
{
	u16 w;

	while (len-- > 0) {
		w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits;
		rtl_ephy_write(ioaddr, e->offset, w);
		e++;
	}
}

4196 4197
static void rtl_disable_clock_request(struct pci_dev *pdev)
{
4198
	int cap = pci_pcie_cap(pdev);
4199 4200 4201 4202 4203 4204 4205 4206 4207 4208

	if (cap) {
		u16 ctl;

		pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl);
		ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN;
		pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl);
	}
}

F
françois romieu 已提交
4209 4210
static void rtl_enable_clock_request(struct pci_dev *pdev)
{
4211
	int cap = pci_pcie_cap(pdev);
F
françois romieu 已提交
4212 4213 4214 4215 4216 4217 4218 4219 4220 4221

	if (cap) {
		u16 ctl;

		pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl);
		ctl |= PCI_EXP_LNKCTL_CLKREQ_EN;
		pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl);
	}
}

4222 4223 4224 4225 4226 4227 4228 4229 4230 4231 4232
#define R8168_CPCMD_QUIRK_MASK (\
	EnableBist | \
	Mac_dbgo_oe | \
	Force_half_dup | \
	Force_rxflow_en | \
	Force_txflow_en | \
	Cxpl_dbg_sel | \
	ASF | \
	PktCntrDisable | \
	Mac_dbgo_sel)

4233 4234
static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev)
{
4235 4236 4237 4238
	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);

	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);

4239 4240
	rtl_tx_performance_tweak(pdev,
		(0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN);
4241 4242 4243 4244 4245
}

static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev)
{
	rtl_hw_start_8168bb(ioaddr, pdev);
4246

4247
	RTL_W8(MaxTxPacketSize, TxPacketMax);
4248 4249

	RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0));
4250 4251 4252 4253
}

static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev)
{
4254 4255 4256 4257
	RTL_W8(Config1, RTL_R8(Config1) | Speed_down);

	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);

4258
	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
4259 4260 4261 4262

	rtl_disable_clock_request(pdev);

	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
4263 4264
}

F
Francois Romieu 已提交
4265
static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev)
4266
{
4267
	static const struct ephy_info e_info_8168cp[] = {
4268 4269 4270 4271 4272 4273 4274
		{ 0x01, 0,	0x0001 },
		{ 0x02, 0x0800,	0x1000 },
		{ 0x03, 0,	0x0042 },
		{ 0x06, 0x0080,	0x0000 },
		{ 0x07, 0,	0x2000 }
	};

4275
	rtl_csi_access_enable_2(ioaddr);
4276 4277 4278

	rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp));

4279 4280 4281
	__rtl_hw_start_8168cp(ioaddr, pdev);
}

F
Francois Romieu 已提交
4282 4283
static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev)
{
4284
	rtl_csi_access_enable_2(ioaddr);
F
Francois Romieu 已提交
4285 4286 4287 4288 4289 4290 4291 4292

	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
}

4293 4294
static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev)
{
4295
	rtl_csi_access_enable_2(ioaddr);
4296 4297 4298 4299 4300 4301

	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);

	/* Magic. */
	RTL_W8(DBG_REG, 0x20);

4302
	RTL_W8(MaxTxPacketSize, TxPacketMax);
4303 4304 4305 4306 4307 4308

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
}

4309 4310
static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev)
{
4311
	static const struct ephy_info e_info_8168c_1[] = {
4312 4313 4314 4315 4316
		{ 0x02, 0x0800,	0x1000 },
		{ 0x03, 0,	0x0002 },
		{ 0x06, 0x0080,	0x0000 }
	};

4317
	rtl_csi_access_enable_2(ioaddr);
4318 4319 4320 4321 4322

	RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2);

	rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1));

4323 4324 4325 4326 4327
	__rtl_hw_start_8168cp(ioaddr, pdev);
}

static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev)
{
4328
	static const struct ephy_info e_info_8168c_2[] = {
4329 4330 4331 4332
		{ 0x01, 0,	0x0001 },
		{ 0x03, 0x0400,	0x0220 }
	};

4333
	rtl_csi_access_enable_2(ioaddr);
4334 4335 4336

	rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2));

4337 4338 4339
	__rtl_hw_start_8168cp(ioaddr, pdev);
}

F
Francois Romieu 已提交
4340 4341 4342 4343 4344
static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev)
{
	rtl_hw_start_8168c_2(ioaddr, pdev);
}

4345 4346
static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev)
{
4347
	rtl_csi_access_enable_2(ioaddr);
4348 4349 4350 4351

	__rtl_hw_start_8168cp(ioaddr, pdev);
}

F
Francois Romieu 已提交
4352 4353
static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev)
{
4354
	rtl_csi_access_enable_2(ioaddr);
F
Francois Romieu 已提交
4355 4356 4357

	rtl_disable_clock_request(pdev);

4358
	RTL_W8(MaxTxPacketSize, TxPacketMax);
F
Francois Romieu 已提交
4359 4360 4361 4362 4363 4364

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK);
}

4365 4366 4367 4368 4369 4370 4371 4372 4373 4374 4375
static void rtl_hw_start_8168dp(void __iomem *ioaddr, struct pci_dev *pdev)
{
	rtl_csi_access_enable_1(ioaddr);

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W8(MaxTxPacketSize, TxPacketMax);

	rtl_disable_clock_request(pdev);
}

F
françois romieu 已提交
4376 4377 4378 4379 4380 4381 4382 4383 4384 4385 4386 4387 4388 4389 4390 4391 4392 4393 4394 4395 4396 4397 4398 4399 4400 4401
static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev)
{
	static const struct ephy_info e_info_8168d_4[] = {
		{ 0x0b, ~0,	0x48 },
		{ 0x19, 0x20,	0x50 },
		{ 0x0c, ~0,	0x20 }
	};
	int i;

	rtl_csi_access_enable_1(ioaddr);

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W8(MaxTxPacketSize, TxPacketMax);

	for (i = 0; i < ARRAY_SIZE(e_info_8168d_4); i++) {
		const struct ephy_info *e = e_info_8168d_4 + i;
		u16 w;

		w = rtl_ephy_read(ioaddr, e->offset);
		rtl_ephy_write(ioaddr, 0x03, (w & e->mask) | e->bits);
	}

	rtl_enable_clock_request(pdev);
}

H
Hayes Wang 已提交
4402
static void rtl_hw_start_8168e_1(void __iomem *ioaddr, struct pci_dev *pdev)
H
hayeswang 已提交
4403
{
H
Hayes Wang 已提交
4404
	static const struct ephy_info e_info_8168e_1[] = {
H
hayeswang 已提交
4405 4406 4407 4408 4409 4410 4411 4412 4413 4414 4415 4416 4417 4418 4419 4420 4421
		{ 0x00, 0x0200,	0x0100 },
		{ 0x00, 0x0000,	0x0004 },
		{ 0x06, 0x0002,	0x0001 },
		{ 0x06, 0x0000,	0x0030 },
		{ 0x07, 0x0000,	0x2000 },
		{ 0x00, 0x0000,	0x0020 },
		{ 0x03, 0x5800,	0x2000 },
		{ 0x03, 0x0000,	0x0001 },
		{ 0x01, 0x0800,	0x1000 },
		{ 0x07, 0x0000,	0x4000 },
		{ 0x1e, 0x0000,	0x2000 },
		{ 0x19, 0xffff,	0xfe6c },
		{ 0x0a, 0x0000,	0x0040 }
	};

	rtl_csi_access_enable_2(ioaddr);

H
Hayes Wang 已提交
4422
	rtl_ephy_init(ioaddr, e_info_8168e_1, ARRAY_SIZE(e_info_8168e_1));
H
hayeswang 已提交
4423 4424 4425 4426 4427 4428 4429 4430

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W8(MaxTxPacketSize, TxPacketMax);

	rtl_disable_clock_request(pdev);

	/* Reset tx FIFO pointer */
F
Francois Romieu 已提交
4431 4432
	RTL_W32(MISC, RTL_R32(MISC) | TXPLA_RST);
	RTL_W32(MISC, RTL_R32(MISC) & ~TXPLA_RST);
H
hayeswang 已提交
4433

F
Francois Romieu 已提交
4434
	RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en);
H
hayeswang 已提交
4435 4436
}

H
Hayes Wang 已提交
4437 4438 4439 4440 4441 4442 4443 4444 4445 4446 4447 4448 4449 4450 4451 4452 4453 4454 4455 4456 4457 4458 4459 4460 4461 4462 4463 4464 4465 4466 4467 4468 4469 4470 4471 4472 4473 4474
static void rtl_hw_start_8168e_2(void __iomem *ioaddr, struct pci_dev *pdev)
{
	static const struct ephy_info e_info_8168e_2[] = {
		{ 0x09, 0x0000,	0x0080 },
		{ 0x19, 0x0000,	0x0224 }
	};

	rtl_csi_access_enable_1(ioaddr);

	rtl_ephy_init(ioaddr, e_info_8168e_2, ARRAY_SIZE(e_info_8168e_2));

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	rtl_eri_write(ioaddr, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
	rtl_eri_write(ioaddr, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
	rtl_eri_write(ioaddr, 0xc8, ERIAR_MASK_1111, 0x00100002, ERIAR_EXGMAC);
	rtl_eri_write(ioaddr, 0xe8, ERIAR_MASK_1111, 0x00100006, ERIAR_EXGMAC);
	rtl_eri_write(ioaddr, 0xcc, ERIAR_MASK_1111, 0x00000050, ERIAR_EXGMAC);
	rtl_eri_write(ioaddr, 0xd0, ERIAR_MASK_1111, 0x07ff0060, ERIAR_EXGMAC);
	rtl_w1w0_eri(ioaddr, 0x1b0, ERIAR_MASK_0001, 0x10, 0x00, ERIAR_EXGMAC);
	rtl_w1w0_eri(ioaddr, 0x0d4, ERIAR_MASK_0011, 0x0c00, 0xff00,
		     ERIAR_EXGMAC);

	RTL_W8(MaxTxPacketSize, 0x27);

	rtl_disable_clock_request(pdev);

	RTL_W32(TxConfig, RTL_R32(TxConfig) | TXCFG_AUTO_FIFO);
	RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB);

	/* Adjust EEE LED frequency */
	RTL_W8(EEE_LED, RTL_R8(EEE_LED) & ~0x07);

	RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN);
	RTL_W32(MISC, RTL_R32(MISC) | PWM_EN);
	RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en);
}

4475 4476
static void rtl_hw_start_8168(struct net_device *dev)
{
4477 4478
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
4479
	struct pci_dev *pdev = tp->pci_dev;
4480 4481 4482

	RTL_W8(Cfg9346, Cfg9346_Unlock);

4483
	RTL_W8(MaxTxPacketSize, TxPacketMax);
4484

E
Eric Dumazet 已提交
4485
	rtl_set_rx_max_size(ioaddr, rx_buf_sz);
4486

4487
	tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1;
4488 4489 4490

	RTL_W16(CPlusCmd, tp->cp_cmd);

4491
	RTL_W16(IntrMitigate, 0x5151);
4492

4493
	/* Work around for RxFIFO overflow. */
4494 4495
	if (tp->mac_version == RTL_GIGA_MAC_VER_11 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_22) {
4496 4497 4498 4499 4500
		tp->intr_event |= RxFIFOOver | PCSTimeout;
		tp->intr_event &= ~RxOverflow;
	}

	rtl_set_rx_tx_desc_registers(tp, ioaddr);
4501

4502 4503 4504 4505
	rtl_set_rx_mode(dev);

	RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
		(InterFrameGap << TxInterFrameGapShift));
4506 4507 4508

	RTL_R8(IntrMask);

4509 4510 4511
	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_11:
		rtl_hw_start_8168bb(ioaddr, pdev);
4512
		break;
4513 4514 4515 4516

	case RTL_GIGA_MAC_VER_12:
	case RTL_GIGA_MAC_VER_17:
		rtl_hw_start_8168bef(ioaddr, pdev);
4517
		break;
4518 4519

	case RTL_GIGA_MAC_VER_18:
F
Francois Romieu 已提交
4520
		rtl_hw_start_8168cp_1(ioaddr, pdev);
4521
		break;
4522 4523 4524

	case RTL_GIGA_MAC_VER_19:
		rtl_hw_start_8168c_1(ioaddr, pdev);
4525
		break;
4526 4527 4528

	case RTL_GIGA_MAC_VER_20:
		rtl_hw_start_8168c_2(ioaddr, pdev);
4529
		break;
4530

F
Francois Romieu 已提交
4531 4532
	case RTL_GIGA_MAC_VER_21:
		rtl_hw_start_8168c_3(ioaddr, pdev);
4533
		break;
F
Francois Romieu 已提交
4534

4535 4536
	case RTL_GIGA_MAC_VER_22:
		rtl_hw_start_8168c_4(ioaddr, pdev);
4537
		break;
4538

F
Francois Romieu 已提交
4539 4540
	case RTL_GIGA_MAC_VER_23:
		rtl_hw_start_8168cp_2(ioaddr, pdev);
4541
		break;
F
Francois Romieu 已提交
4542

4543 4544
	case RTL_GIGA_MAC_VER_24:
		rtl_hw_start_8168cp_3(ioaddr, pdev);
4545
		break;
4546

F
Francois Romieu 已提交
4547
	case RTL_GIGA_MAC_VER_25:
4548 4549
	case RTL_GIGA_MAC_VER_26:
	case RTL_GIGA_MAC_VER_27:
F
Francois Romieu 已提交
4550
		rtl_hw_start_8168d(ioaddr, pdev);
4551
		break;
F
Francois Romieu 已提交
4552

F
françois romieu 已提交
4553 4554
	case RTL_GIGA_MAC_VER_28:
		rtl_hw_start_8168d_4(ioaddr, pdev);
4555
		break;
F
Francois Romieu 已提交
4556

4557 4558 4559 4560
	case RTL_GIGA_MAC_VER_31:
		rtl_hw_start_8168dp(ioaddr, pdev);
		break;

H
hayeswang 已提交
4561 4562
	case RTL_GIGA_MAC_VER_32:
	case RTL_GIGA_MAC_VER_33:
H
Hayes Wang 已提交
4563 4564 4565 4566
		rtl_hw_start_8168e_1(ioaddr, pdev);
		break;
	case RTL_GIGA_MAC_VER_34:
		rtl_hw_start_8168e_2(ioaddr, pdev);
H
hayeswang 已提交
4567
		break;
F
françois romieu 已提交
4568

4569 4570 4571
	default:
		printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n",
			dev->name, tp->mac_version);
4572
		break;
4573
	}
4574

4575 4576
	RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);

4577 4578
	RTL_W8(Cfg9346, Cfg9346_Lock);

4579
	RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
4580

4581
	RTL_W16(IntrMask, tp->intr_event);
4582
}
L
Linus Torvalds 已提交
4583

4584 4585 4586 4587
#define R810X_CPCMD_QUIRK_MASK (\
	EnableBist | \
	Mac_dbgo_oe | \
	Force_half_dup | \
F
françois romieu 已提交
4588
	Force_rxflow_en | \
4589 4590 4591 4592
	Force_txflow_en | \
	Cxpl_dbg_sel | \
	ASF | \
	PktCntrDisable | \
4593
	Mac_dbgo_sel)
4594 4595 4596

static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev)
{
4597
	static const struct ephy_info e_info_8102e_1[] = {
4598 4599 4600 4601 4602 4603 4604 4605 4606 4607 4608
		{ 0x01,	0, 0x6e65 },
		{ 0x02,	0, 0x091f },
		{ 0x03,	0, 0xc2f9 },
		{ 0x06,	0, 0xafb5 },
		{ 0x07,	0, 0x0e00 },
		{ 0x19,	0, 0xec80 },
		{ 0x01,	0, 0x2e65 },
		{ 0x01,	0, 0x6e65 }
	};
	u8 cfg1;

4609
	rtl_csi_access_enable_2(ioaddr);
4610 4611 4612 4613 4614 4615 4616 4617 4618 4619 4620 4621 4622 4623 4624 4625 4626 4627

	RTL_W8(DBG_REG, FIX_NAK_1);

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W8(Config1,
	       LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable);
	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);

	cfg1 = RTL_R8(Config1);
	if ((cfg1 & LEDS0) && (cfg1 & LEDS1))
		RTL_W8(Config1, cfg1 & ~LEDS0);

	rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1));
}

static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev)
{
4628
	rtl_csi_access_enable_2(ioaddr);
4629 4630 4631 4632 4633 4634 4635 4636 4637 4638 4639 4640 4641 4642

	rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);

	RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable);
	RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
}

static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev)
{
	rtl_hw_start_8102e_2(ioaddr, pdev);

	rtl_ephy_write(ioaddr, 0x03, 0xc2f9);
}

4643 4644 4645 4646 4647 4648 4649 4650 4651 4652 4653 4654 4655
static void rtl_hw_start_8105e_1(void __iomem *ioaddr, struct pci_dev *pdev)
{
	static const struct ephy_info e_info_8105e_1[] = {
		{ 0x07,	0, 0x4000 },
		{ 0x19,	0, 0x0200 },
		{ 0x19,	0, 0x0020 },
		{ 0x1e,	0, 0x2000 },
		{ 0x03,	0, 0x0001 },
		{ 0x19,	0, 0x0100 },
		{ 0x19,	0, 0x0004 },
		{ 0x0a,	0, 0x0020 }
	};

F
Francois Romieu 已提交
4656
	/* Force LAN exit from ASPM if Rx/Tx are not idle */
4657 4658
	RTL_W32(FuncEvent, RTL_R32(FuncEvent) | 0x002800);

F
Francois Romieu 已提交
4659
	/* Disable Early Tally Counter */
4660 4661 4662
	RTL_W32(FuncEvent, RTL_R32(FuncEvent) & ~0x010000);

	RTL_W8(MCU, RTL_R8(MCU) | EN_NDP | EN_OOB_RESET);
H
Hayes Wang 已提交
4663
	RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN);
4664 4665 4666 4667 4668 4669 4670 4671 4672 4673

	rtl_ephy_init(ioaddr, e_info_8105e_1, ARRAY_SIZE(e_info_8105e_1));
}

static void rtl_hw_start_8105e_2(void __iomem *ioaddr, struct pci_dev *pdev)
{
	rtl_hw_start_8105e_1(ioaddr, pdev);
	rtl_ephy_write(ioaddr, 0x1e, rtl_ephy_read(ioaddr, 0x1e) | 0x8000);
}

4674 4675
static void rtl_hw_start_8101(struct net_device *dev)
{
4676 4677 4678 4679
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	struct pci_dev *pdev = tp->pci_dev;

F
Francois Romieu 已提交
4680 4681
	if (tp->mac_version == RTL_GIGA_MAC_VER_13 ||
	    tp->mac_version == RTL_GIGA_MAC_VER_16) {
4682
		int cap = pci_pcie_cap(pdev);
4683 4684 4685 4686 4687

		if (cap) {
			pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL,
					      PCI_EXP_DEVCTL_NOSNOOP_EN);
		}
4688 4689
	}

4690 4691
	RTL_W8(Cfg9346, Cfg9346_Unlock);

4692 4693 4694 4695 4696 4697 4698 4699 4700 4701 4702 4703
	switch (tp->mac_version) {
	case RTL_GIGA_MAC_VER_07:
		rtl_hw_start_8102e_1(ioaddr, pdev);
		break;

	case RTL_GIGA_MAC_VER_08:
		rtl_hw_start_8102e_3(ioaddr, pdev);
		break;

	case RTL_GIGA_MAC_VER_09:
		rtl_hw_start_8102e_2(ioaddr, pdev);
		break;
4704 4705 4706 4707 4708 4709 4710

	case RTL_GIGA_MAC_VER_29:
		rtl_hw_start_8105e_1(ioaddr, pdev);
		break;
	case RTL_GIGA_MAC_VER_30:
		rtl_hw_start_8105e_2(ioaddr, pdev);
		break;
4711 4712
	}

4713
	RTL_W8(Cfg9346, Cfg9346_Lock);
4714

4715
	RTL_W8(MaxTxPacketSize, TxPacketMax);
4716

E
Eric Dumazet 已提交
4717
	rtl_set_rx_max_size(ioaddr, rx_buf_sz);
4718

4719
	tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK;
4720 4721 4722 4723 4724 4725 4726 4727 4728 4729 4730 4731 4732 4733
	RTL_W16(CPlusCmd, tp->cp_cmd);

	RTL_W16(IntrMitigate, 0x0000);

	rtl_set_rx_tx_desc_registers(tp, ioaddr);

	RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
	rtl_set_rx_tx_config_registers(tp);

	RTL_R8(IntrMask);

	rtl_set_rx_mode(dev);

	RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
4734

4735
	RTL_W16(IntrMask, tp->intr_event);
L
Linus Torvalds 已提交
4736 4737 4738 4739 4740 4741 4742 4743
}

static int rtl8169_change_mtu(struct net_device *dev, int new_mtu)
{
	if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu)
		return -EINVAL;

	dev->mtu = new_mtu;
4744 4745
	netdev_update_features(dev);

S
Stanislaw Gruszka 已提交
4746
	return 0;
L
Linus Torvalds 已提交
4747 4748 4749 4750
}

static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc)
{
A
Al Viro 已提交
4751
	desc->addr = cpu_to_le64(0x0badbadbadbadbadull);
L
Linus Torvalds 已提交
4752 4753 4754
	desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask);
}

E
Eric Dumazet 已提交
4755 4756
static void rtl8169_free_rx_databuff(struct rtl8169_private *tp,
				     void **data_buff, struct RxDesc *desc)
L
Linus Torvalds 已提交
4757
{
4758
	dma_unmap_single(&tp->pci_dev->dev, le64_to_cpu(desc->addr), rx_buf_sz,
4759
			 DMA_FROM_DEVICE);
4760

E
Eric Dumazet 已提交
4761 4762
	kfree(*data_buff);
	*data_buff = NULL;
L
Linus Torvalds 已提交
4763 4764 4765 4766 4767 4768 4769 4770 4771 4772 4773 4774 4775 4776 4777 4778 4779 4780
	rtl8169_make_unusable_by_asic(desc);
}

static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz)
{
	u32 eor = le32_to_cpu(desc->opts1) & RingEnd;

	desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz);
}

static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
				       u32 rx_buf_sz)
{
	desc->addr = cpu_to_le64(mapping);
	wmb();
	rtl8169_mark_to_asic(desc, rx_buf_sz);
}

E
Eric Dumazet 已提交
4781 4782 4783 4784 4785
static inline void *rtl8169_align(void *data)
{
	return (void *)ALIGN((long)data, 16);
}

S
Stanislaw Gruszka 已提交
4786 4787
static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp,
					     struct RxDesc *desc)
L
Linus Torvalds 已提交
4788
{
E
Eric Dumazet 已提交
4789
	void *data;
L
Linus Torvalds 已提交
4790
	dma_addr_t mapping;
4791
	struct device *d = &tp->pci_dev->dev;
S
Stanislaw Gruszka 已提交
4792
	struct net_device *dev = tp->dev;
E
Eric Dumazet 已提交
4793
	int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1;
L
Linus Torvalds 已提交
4794

E
Eric Dumazet 已提交
4795 4796 4797
	data = kmalloc_node(rx_buf_sz, GFP_KERNEL, node);
	if (!data)
		return NULL;
4798

E
Eric Dumazet 已提交
4799 4800 4801 4802 4803 4804
	if (rtl8169_align(data) != data) {
		kfree(data);
		data = kmalloc_node(rx_buf_sz + 15, GFP_KERNEL, node);
		if (!data)
			return NULL;
	}
4805

4806
	mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz,
4807
				 DMA_FROM_DEVICE);
4808 4809 4810
	if (unlikely(dma_mapping_error(d, mapping))) {
		if (net_ratelimit())
			netif_err(tp, drv, tp->dev, "Failed to map RX DMA!\n");
4811
		goto err_out;
4812
	}
L
Linus Torvalds 已提交
4813 4814

	rtl8169_map_to_asic(desc, mapping, rx_buf_sz);
E
Eric Dumazet 已提交
4815
	return data;
4816 4817 4818 4819

err_out:
	kfree(data);
	return NULL;
L
Linus Torvalds 已提交
4820 4821 4822 4823
}

static void rtl8169_rx_clear(struct rtl8169_private *tp)
{
F
Francois Romieu 已提交
4824
	unsigned int i;
L
Linus Torvalds 已提交
4825 4826

	for (i = 0; i < NUM_RX_DESC; i++) {
E
Eric Dumazet 已提交
4827 4828
		if (tp->Rx_databuff[i]) {
			rtl8169_free_rx_databuff(tp, tp->Rx_databuff + i,
L
Linus Torvalds 已提交
4829 4830 4831 4832 4833
					    tp->RxDescArray + i);
		}
	}
}

S
Stanislaw Gruszka 已提交
4834
static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc)
L
Linus Torvalds 已提交
4835
{
S
Stanislaw Gruszka 已提交
4836 4837
	desc->opts1 |= cpu_to_le32(RingEnd);
}
4838

S
Stanislaw Gruszka 已提交
4839 4840 4841
static int rtl8169_rx_fill(struct rtl8169_private *tp)
{
	unsigned int i;
L
Linus Torvalds 已提交
4842

S
Stanislaw Gruszka 已提交
4843 4844
	for (i = 0; i < NUM_RX_DESC; i++) {
		void *data;
4845

E
Eric Dumazet 已提交
4846
		if (tp->Rx_databuff[i])
L
Linus Torvalds 已提交
4847
			continue;
4848

S
Stanislaw Gruszka 已提交
4849
		data = rtl8169_alloc_rx_data(tp, tp->RxDescArray + i);
E
Eric Dumazet 已提交
4850 4851
		if (!data) {
			rtl8169_make_unusable_by_asic(tp->RxDescArray + i);
S
Stanislaw Gruszka 已提交
4852
			goto err_out;
E
Eric Dumazet 已提交
4853 4854
		}
		tp->Rx_databuff[i] = data;
L
Linus Torvalds 已提交
4855 4856
	}

S
Stanislaw Gruszka 已提交
4857 4858 4859 4860 4861 4862
	rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1);
	return 0;

err_out:
	rtl8169_rx_clear(tp);
	return -ENOMEM;
L
Linus Torvalds 已提交
4863 4864 4865 4866 4867 4868 4869 4870 4871
}

static int rtl8169_init_ring(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	rtl8169_init_ring_indexes(tp);

	memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info));
E
Eric Dumazet 已提交
4872
	memset(tp->Rx_databuff, 0x0, NUM_RX_DESC * sizeof(void *));
L
Linus Torvalds 已提交
4873

S
Stanislaw Gruszka 已提交
4874
	return rtl8169_rx_fill(tp);
L
Linus Torvalds 已提交
4875 4876
}

4877
static void rtl8169_unmap_tx_skb(struct device *d, struct ring_info *tx_skb,
L
Linus Torvalds 已提交
4878 4879 4880 4881
				 struct TxDesc *desc)
{
	unsigned int len = tx_skb->len;

4882 4883
	dma_unmap_single(d, le64_to_cpu(desc->addr), len, DMA_TO_DEVICE);

L
Linus Torvalds 已提交
4884 4885 4886 4887 4888 4889
	desc->opts1 = 0x00;
	desc->opts2 = 0x00;
	desc->addr = 0x00;
	tx_skb->len = 0;
}

4890 4891
static void rtl8169_tx_clear_range(struct rtl8169_private *tp, u32 start,
				   unsigned int n)
L
Linus Torvalds 已提交
4892 4893 4894
{
	unsigned int i;

4895 4896
	for (i = 0; i < n; i++) {
		unsigned int entry = (start + i) % NUM_TX_DESC;
L
Linus Torvalds 已提交
4897 4898 4899 4900 4901 4902
		struct ring_info *tx_skb = tp->tx_skb + entry;
		unsigned int len = tx_skb->len;

		if (len) {
			struct sk_buff *skb = tx_skb->skb;

4903
			rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb,
L
Linus Torvalds 已提交
4904 4905
					     tp->TxDescArray + entry);
			if (skb) {
4906
				tp->dev->stats.tx_dropped++;
L
Linus Torvalds 已提交
4907 4908 4909 4910 4911
				dev_kfree_skb(skb);
				tx_skb->skb = NULL;
			}
		}
	}
4912 4913 4914 4915 4916
}

static void rtl8169_tx_clear(struct rtl8169_private *tp)
{
	rtl8169_tx_clear_range(tp, tp->dirty_tx, NUM_TX_DESC);
L
Linus Torvalds 已提交
4917 4918 4919
	tp->cur_tx = tp->dirty_tx = 0;
}

D
David Howells 已提交
4920
static void rtl8169_schedule_work(struct net_device *dev, work_func_t task)
L
Linus Torvalds 已提交
4921 4922 4923
{
	struct rtl8169_private *tp = netdev_priv(dev);

D
David Howells 已提交
4924
	PREPARE_DELAYED_WORK(&tp->task, task);
L
Linus Torvalds 已提交
4925 4926 4927 4928 4929 4930 4931 4932 4933 4934 4935
	schedule_delayed_work(&tp->task, 4);
}

static void rtl8169_wait_for_quiescence(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;

	synchronize_irq(dev->irq);

	/* Wait for any pending NAPI task to complete */
4936
	napi_disable(&tp->napi);
L
Linus Torvalds 已提交
4937 4938 4939

	rtl8169_irq_mask_and_ack(ioaddr);

4940 4941
	tp->intr_mask = 0xffff;
	RTL_W16(IntrMask, tp->intr_event);
4942
	napi_enable(&tp->napi);
L
Linus Torvalds 已提交
4943 4944
}

D
David Howells 已提交
4945
static void rtl8169_reinit_task(struct work_struct *work)
L
Linus Torvalds 已提交
4946
{
D
David Howells 已提交
4947 4948 4949
	struct rtl8169_private *tp =
		container_of(work, struct rtl8169_private, task.work);
	struct net_device *dev = tp->dev;
L
Linus Torvalds 已提交
4950 4951
	int ret;

4952 4953 4954 4955 4956 4957 4958
	rtnl_lock();

	if (!netif_running(dev))
		goto out_unlock;

	rtl8169_wait_for_quiescence(dev);
	rtl8169_close(dev);
L
Linus Torvalds 已提交
4959 4960 4961

	ret = rtl8169_open(dev);
	if (unlikely(ret < 0)) {
4962 4963 4964 4965
		if (net_ratelimit())
			netif_err(tp, drv, dev,
				  "reinit failure (status = %d). Rescheduling\n",
				  ret);
L
Linus Torvalds 已提交
4966 4967
		rtl8169_schedule_work(dev, rtl8169_reinit_task);
	}
4968 4969 4970

out_unlock:
	rtnl_unlock();
L
Linus Torvalds 已提交
4971 4972
}

D
David Howells 已提交
4973
static void rtl8169_reset_task(struct work_struct *work)
L
Linus Torvalds 已提交
4974
{
D
David Howells 已提交
4975 4976 4977
	struct rtl8169_private *tp =
		container_of(work, struct rtl8169_private, task.work);
	struct net_device *dev = tp->dev;
4978
	int i;
L
Linus Torvalds 已提交
4979

4980 4981
	rtnl_lock();

L
Linus Torvalds 已提交
4982
	if (!netif_running(dev))
4983
		goto out_unlock;
L
Linus Torvalds 已提交
4984 4985 4986

	rtl8169_wait_for_quiescence(dev);

4987 4988 4989
	for (i = 0; i < NUM_RX_DESC; i++)
		rtl8169_mark_to_asic(tp->RxDescArray + i, rx_buf_sz);

L
Linus Torvalds 已提交
4990 4991
	rtl8169_tx_clear(tp);

4992
	rtl8169_hw_reset(tp);
4993 4994 4995
	rtl_hw_start(dev);
	netif_wake_queue(dev);
	rtl8169_check_link_status(dev, tp, tp->mmio_addr);
4996 4997 4998

out_unlock:
	rtnl_unlock();
L
Linus Torvalds 已提交
4999 5000 5001 5002 5003 5004
}

static void rtl8169_tx_timeout(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);

F
françois romieu 已提交
5005
	rtl8169_hw_reset(tp);
L
Linus Torvalds 已提交
5006 5007 5008 5009 5010 5011

	/* Let's wait a bit while any (async) irq lands on */
	rtl8169_schedule_work(dev, rtl8169_reset_task);
}

static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
F
Francois Romieu 已提交
5012
			      u32 *opts)
L
Linus Torvalds 已提交
5013 5014 5015
{
	struct skb_shared_info *info = skb_shinfo(skb);
	unsigned int cur_frag, entry;
5016
	struct TxDesc * uninitialized_var(txd);
5017
	struct device *d = &tp->pci_dev->dev;
L
Linus Torvalds 已提交
5018 5019 5020 5021 5022 5023 5024 5025 5026 5027 5028 5029 5030

	entry = tp->cur_tx;
	for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) {
		skb_frag_t *frag = info->frags + cur_frag;
		dma_addr_t mapping;
		u32 status, len;
		void *addr;

		entry = (entry + 1) % NUM_TX_DESC;

		txd = tp->TxDescArray + entry;
		len = frag->size;
		addr = ((void *) page_address(frag->page)) + frag->page_offset;
5031
		mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE);
5032 5033 5034 5035
		if (unlikely(dma_mapping_error(d, mapping))) {
			if (net_ratelimit())
				netif_err(tp, drv, tp->dev,
					  "Failed to map TX fragments DMA!\n");
5036
			goto err_out;
5037
		}
L
Linus Torvalds 已提交
5038

F
Francois Romieu 已提交
5039
		/* Anti gcc 2.95.3 bugware (sic) */
F
Francois Romieu 已提交
5040 5041
		status = opts[0] | len |
			(RingEnd * !((entry + 1) % NUM_TX_DESC));
L
Linus Torvalds 已提交
5042 5043

		txd->opts1 = cpu_to_le32(status);
F
Francois Romieu 已提交
5044
		txd->opts2 = cpu_to_le32(opts[1]);
L
Linus Torvalds 已提交
5045 5046 5047 5048 5049 5050 5051 5052 5053 5054 5055
		txd->addr = cpu_to_le64(mapping);

		tp->tx_skb[entry].len = len;
	}

	if (cur_frag) {
		tp->tx_skb[entry].skb = skb;
		txd->opts1 |= cpu_to_le32(LastFrag);
	}

	return cur_frag;
5056 5057 5058 5059

err_out:
	rtl8169_tx_clear_range(tp, tp->cur_tx + 1, cur_frag);
	return -EIO;
L
Linus Torvalds 已提交
5060 5061
}

F
Francois Romieu 已提交
5062 5063
static inline void rtl8169_tso_csum(struct rtl8169_private *tp,
				    struct sk_buff *skb, u32 *opts)
L
Linus Torvalds 已提交
5064
{
F
Francois Romieu 已提交
5065
	const struct rtl_tx_desc_info *info = tx_desc_info + tp->txd_version;
5066
	u32 mss = skb_shinfo(skb)->gso_size;
F
Francois Romieu 已提交
5067
	int offset = info->opts_offset;
5068

F
Francois Romieu 已提交
5069 5070 5071 5072
	if (mss) {
		opts[0] |= TD_LSO;
		opts[offset] |= min(mss, TD_MSS_MAX) << info->mss_shift;
	} else if (skb->ip_summed == CHECKSUM_PARTIAL) {
5073
		const struct iphdr *ip = ip_hdr(skb);
L
Linus Torvalds 已提交
5074 5075

		if (ip->protocol == IPPROTO_TCP)
F
Francois Romieu 已提交
5076
			opts[offset] |= info->checksum.tcp;
L
Linus Torvalds 已提交
5077
		else if (ip->protocol == IPPROTO_UDP)
F
Francois Romieu 已提交
5078 5079 5080
			opts[offset] |= info->checksum.udp;
		else
			WARN_ON_ONCE(1);
L
Linus Torvalds 已提交
5081 5082 5083
	}
}

5084 5085
static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
				      struct net_device *dev)
L
Linus Torvalds 已提交
5086 5087
{
	struct rtl8169_private *tp = netdev_priv(dev);
5088
	unsigned int entry = tp->cur_tx % NUM_TX_DESC;
L
Linus Torvalds 已提交
5089 5090
	struct TxDesc *txd = tp->TxDescArray + entry;
	void __iomem *ioaddr = tp->mmio_addr;
5091
	struct device *d = &tp->pci_dev->dev;
L
Linus Torvalds 已提交
5092 5093
	dma_addr_t mapping;
	u32 status, len;
F
Francois Romieu 已提交
5094
	u32 opts[2];
5095
	int frags;
5096

L
Linus Torvalds 已提交
5097
	if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) {
5098
		netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n");
5099
		goto err_stop_0;
L
Linus Torvalds 已提交
5100 5101 5102
	}

	if (unlikely(le32_to_cpu(txd->opts1) & DescOwn))
5103 5104 5105
		goto err_stop_0;

	len = skb_headlen(skb);
5106
	mapping = dma_map_single(d, skb->data, len, DMA_TO_DEVICE);
5107 5108 5109
	if (unlikely(dma_mapping_error(d, mapping))) {
		if (net_ratelimit())
			netif_err(tp, drv, dev, "Failed to map TX DMA!\n");
5110
		goto err_dma_0;
5111
	}
5112 5113 5114

	tp->tx_skb[entry].len = len;
	txd->addr = cpu_to_le64(mapping);
L
Linus Torvalds 已提交
5115

F
Francois Romieu 已提交
5116 5117
	opts[1] = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb));
	opts[0] = DescOwn;
L
Linus Torvalds 已提交
5118

F
Francois Romieu 已提交
5119 5120 5121
	rtl8169_tso_csum(tp, skb, opts);

	frags = rtl8169_xmit_frags(tp, skb, opts);
5122 5123 5124
	if (frags < 0)
		goto err_dma_1;
	else if (frags)
F
Francois Romieu 已提交
5125
		opts[0] |= FirstFrag;
5126
	else {
F
Francois Romieu 已提交
5127
		opts[0] |= FirstFrag | LastFrag;
L
Linus Torvalds 已提交
5128 5129 5130
		tp->tx_skb[entry].skb = skb;
	}

F
Francois Romieu 已提交
5131 5132
	txd->opts2 = cpu_to_le32(opts[1]);

L
Linus Torvalds 已提交
5133 5134
	wmb();

F
Francois Romieu 已提交
5135
	/* Anti gcc 2.95.3 bugware (sic) */
F
Francois Romieu 已提交
5136
	status = opts[0] | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
L
Linus Torvalds 已提交
5137 5138 5139 5140
	txd->opts1 = cpu_to_le32(status);

	tp->cur_tx += frags + 1;

5141
	wmb();
L
Linus Torvalds 已提交
5142

F
Francois Romieu 已提交
5143
	RTL_W8(TxPoll, NPQ);
L
Linus Torvalds 已提交
5144 5145 5146 5147 5148 5149 5150 5151

	if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) {
		netif_stop_queue(dev);
		smp_rmb();
		if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)
			netif_wake_queue(dev);
	}

5152
	return NETDEV_TX_OK;
L
Linus Torvalds 已提交
5153

5154
err_dma_1:
5155
	rtl8169_unmap_tx_skb(d, tp->tx_skb + entry, txd);
5156 5157 5158 5159 5160 5161
err_dma_0:
	dev_kfree_skb(skb);
	dev->stats.tx_dropped++;
	return NETDEV_TX_OK;

err_stop_0:
L
Linus Torvalds 已提交
5162
	netif_stop_queue(dev);
5163
	dev->stats.tx_dropped++;
5164
	return NETDEV_TX_BUSY;
L
Linus Torvalds 已提交
5165 5166 5167 5168 5169 5170 5171 5172 5173 5174 5175
}

static void rtl8169_pcierr_interrupt(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	struct pci_dev *pdev = tp->pci_dev;
	u16 pci_status, pci_cmd;

	pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd);
	pci_read_config_word(pdev, PCI_STATUS, &pci_status);

5176 5177
	netif_err(tp, intr, dev, "PCI error (cmd = 0x%04x, status = 0x%04x)\n",
		  pci_cmd, pci_status);
L
Linus Torvalds 已提交
5178 5179 5180 5181

	/*
	 * The recovery sequence below admits a very elaborated explanation:
	 * - it seems to work;
5182 5183
	 * - I did not see what else could be done;
	 * - it makes iop3xx happy.
L
Linus Torvalds 已提交
5184 5185 5186
	 *
	 * Feel free to adjust to your needs.
	 */
5187
	if (pdev->broken_parity_status)
5188 5189 5190 5191 5192
		pci_cmd &= ~PCI_COMMAND_PARITY;
	else
		pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY;

	pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
L
Linus Torvalds 已提交
5193 5194 5195 5196 5197 5198 5199 5200

	pci_write_config_word(pdev, PCI_STATUS,
		pci_status & (PCI_STATUS_DETECTED_PARITY |
		PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT |
		PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT));

	/* The infamous DAC f*ckup only happens at boot time */
	if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) {
F
françois romieu 已提交
5201 5202
		void __iomem *ioaddr = tp->mmio_addr;

5203
		netif_info(tp, intr, dev, "disabling PCI DAC\n");
L
Linus Torvalds 已提交
5204 5205 5206 5207 5208
		tp->cp_cmd &= ~PCIDAC;
		RTL_W16(CPlusCmd, tp->cp_cmd);
		dev->features &= ~NETIF_F_HIGHDMA;
	}

F
françois romieu 已提交
5209
	rtl8169_hw_reset(tp);
5210 5211

	rtl8169_schedule_work(dev, rtl8169_reinit_task);
L
Linus Torvalds 已提交
5212 5213
}

F
Francois Romieu 已提交
5214 5215 5216
static void rtl8169_tx_interrupt(struct net_device *dev,
				 struct rtl8169_private *tp,
				 void __iomem *ioaddr)
L
Linus Torvalds 已提交
5217 5218 5219 5220 5221 5222 5223 5224 5225 5226 5227 5228 5229 5230 5231 5232 5233
{
	unsigned int dirty_tx, tx_left;

	dirty_tx = tp->dirty_tx;
	smp_rmb();
	tx_left = tp->cur_tx - dirty_tx;

	while (tx_left > 0) {
		unsigned int entry = dirty_tx % NUM_TX_DESC;
		struct ring_info *tx_skb = tp->tx_skb + entry;
		u32 status;

		rmb();
		status = le32_to_cpu(tp->TxDescArray[entry].opts1);
		if (status & DescOwn)
			break;

5234 5235
		rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb,
				     tp->TxDescArray + entry);
L
Linus Torvalds 已提交
5236
		if (status & LastFrag) {
5237 5238
			dev->stats.tx_packets++;
			dev->stats.tx_bytes += tx_skb->skb->len;
5239
			dev_kfree_skb(tx_skb->skb);
L
Linus Torvalds 已提交
5240 5241 5242 5243 5244 5245 5246 5247 5248 5249 5250 5251 5252
			tx_skb->skb = NULL;
		}
		dirty_tx++;
		tx_left--;
	}

	if (tp->dirty_tx != dirty_tx) {
		tp->dirty_tx = dirty_tx;
		smp_wmb();
		if (netif_queue_stopped(dev) &&
		    (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) {
			netif_wake_queue(dev);
		}
5253 5254 5255 5256 5257 5258 5259 5260 5261
		/*
		 * 8168 hack: TxPoll requests are lost when the Tx packets are
		 * too close. Let's kick an extra TxPoll request when a burst
		 * of start_xmit activity is detected (if it is not detected,
		 * it is slow enough). -- FR
		 */
		smp_rmb();
		if (tp->cur_tx != dirty_tx)
			RTL_W8(TxPoll, NPQ);
L
Linus Torvalds 已提交
5262 5263 5264
	}
}

5265 5266 5267 5268 5269
static inline int rtl8169_fragmented_frame(u32 status)
{
	return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag);
}

E
Eric Dumazet 已提交
5270
static inline void rtl8169_rx_csum(struct sk_buff *skb, u32 opts1)
L
Linus Torvalds 已提交
5271 5272 5273 5274
{
	u32 status = opts1 & RxProtoMask;

	if (((status == RxProtoTCP) && !(opts1 & TCPFail)) ||
S
Shan Wei 已提交
5275
	    ((status == RxProtoUDP) && !(opts1 & UDPFail)))
L
Linus Torvalds 已提交
5276 5277
		skb->ip_summed = CHECKSUM_UNNECESSARY;
	else
5278
		skb_checksum_none_assert(skb);
L
Linus Torvalds 已提交
5279 5280
}

E
Eric Dumazet 已提交
5281 5282 5283 5284
static struct sk_buff *rtl8169_try_rx_copy(void *data,
					   struct rtl8169_private *tp,
					   int pkt_size,
					   dma_addr_t addr)
L
Linus Torvalds 已提交
5285
{
S
Stephen Hemminger 已提交
5286
	struct sk_buff *skb;
5287
	struct device *d = &tp->pci_dev->dev;
S
Stephen Hemminger 已提交
5288

E
Eric Dumazet 已提交
5289
	data = rtl8169_align(data);
5290
	dma_sync_single_for_cpu(d, addr, pkt_size, DMA_FROM_DEVICE);
E
Eric Dumazet 已提交
5291 5292 5293 5294
	prefetch(data);
	skb = netdev_alloc_skb_ip_align(tp->dev, pkt_size);
	if (skb)
		memcpy(skb->data, data, pkt_size);
5295 5296
	dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE);

E
Eric Dumazet 已提交
5297
	return skb;
L
Linus Torvalds 已提交
5298 5299
}

F
Francois Romieu 已提交
5300 5301
static int rtl8169_rx_interrupt(struct net_device *dev,
				struct rtl8169_private *tp,
5302
				void __iomem *ioaddr, u32 budget)
L
Linus Torvalds 已提交
5303 5304
{
	unsigned int cur_rx, rx_left;
E
Eric Dumazet 已提交
5305
	unsigned int count;
L
Linus Torvalds 已提交
5306 5307 5308

	cur_rx = tp->cur_rx;
	rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;
F
Francois Romieu 已提交
5309
	rx_left = min(rx_left, budget);
L
Linus Torvalds 已提交
5310

R
Richard Dawe 已提交
5311
	for (; rx_left > 0; rx_left--, cur_rx++) {
L
Linus Torvalds 已提交
5312
		unsigned int entry = cur_rx % NUM_RX_DESC;
5313
		struct RxDesc *desc = tp->RxDescArray + entry;
L
Linus Torvalds 已提交
5314 5315 5316
		u32 status;

		rmb();
5317
		status = le32_to_cpu(desc->opts1);
L
Linus Torvalds 已提交
5318 5319 5320

		if (status & DescOwn)
			break;
R
Richard Dawe 已提交
5321
		if (unlikely(status & RxRES)) {
5322 5323
			netif_info(tp, rx_err, dev, "Rx ERROR. status = %08x\n",
				   status);
5324
			dev->stats.rx_errors++;
L
Linus Torvalds 已提交
5325
			if (status & (RxRWT | RxRUNT))
5326
				dev->stats.rx_length_errors++;
L
Linus Torvalds 已提交
5327
			if (status & RxCRC)
5328
				dev->stats.rx_crc_errors++;
5329 5330
			if (status & RxFOVF) {
				rtl8169_schedule_work(dev, rtl8169_reset_task);
5331
				dev->stats.rx_fifo_errors++;
5332
			}
E
Eric Dumazet 已提交
5333
			rtl8169_mark_to_asic(desc, rx_buf_sz);
L
Linus Torvalds 已提交
5334
		} else {
E
Eric Dumazet 已提交
5335
			struct sk_buff *skb;
S
Stephen Hemminger 已提交
5336
			dma_addr_t addr = le64_to_cpu(desc->addr);
L
Linus Torvalds 已提交
5337 5338
			int pkt_size = (status & 0x00001FFF) - 4;

5339 5340 5341 5342 5343 5344
			/*
			 * The driver does not support incoming fragmented
			 * frames. They are seen as a symptom of over-mtu
			 * sized frames.
			 */
			if (unlikely(rtl8169_fragmented_frame(status))) {
5345 5346
				dev->stats.rx_dropped++;
				dev->stats.rx_length_errors++;
E
Eric Dumazet 已提交
5347
				rtl8169_mark_to_asic(desc, rx_buf_sz);
R
Richard Dawe 已提交
5348
				continue;
5349 5350
			}

E
Eric Dumazet 已提交
5351 5352 5353 5354 5355 5356
			skb = rtl8169_try_rx_copy(tp->Rx_databuff[entry],
						  tp, pkt_size, addr);
			rtl8169_mark_to_asic(desc, rx_buf_sz);
			if (!skb) {
				dev->stats.rx_dropped++;
				continue;
L
Linus Torvalds 已提交
5357 5358
			}

E
Eric Dumazet 已提交
5359
			rtl8169_rx_csum(skb, status);
L
Linus Torvalds 已提交
5360 5361 5362
			skb_put(skb, pkt_size);
			skb->protocol = eth_type_trans(skb, dev);

5363 5364
			rtl8169_rx_vlan_tag(desc, skb);

5365
			napi_gro_receive(&tp->napi, skb);
L
Linus Torvalds 已提交
5366

5367 5368
			dev->stats.rx_bytes += pkt_size;
			dev->stats.rx_packets++;
L
Linus Torvalds 已提交
5369
		}
5370 5371

		/* Work around for AMD plateform. */
A
Al Viro 已提交
5372
		if ((desc->opts2 & cpu_to_le32(0xfffe000)) &&
5373 5374 5375 5376
		    (tp->mac_version == RTL_GIGA_MAC_VER_05)) {
			desc->opts2 = 0;
			cur_rx++;
		}
L
Linus Torvalds 已提交
5377 5378 5379 5380 5381
	}

	count = cur_rx - tp->cur_rx;
	tp->cur_rx = cur_rx;

E
Eric Dumazet 已提交
5382
	tp->dirty_rx += count;
L
Linus Torvalds 已提交
5383 5384 5385 5386

	return count;
}

F
Francois Romieu 已提交
5387
static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
L
Linus Torvalds 已提交
5388
{
F
Francois Romieu 已提交
5389
	struct net_device *dev = dev_instance;
L
Linus Torvalds 已提交
5390 5391 5392
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	int handled = 0;
F
Francois Romieu 已提交
5393
	int status;
L
Linus Torvalds 已提交
5394

5395 5396 5397
	/* loop handling interrupts until we have no new ones or
	 * we hit a invalid/hotplug case.
	 */
F
Francois Romieu 已提交
5398
	status = RTL_R16(IntrStatus);
5399 5400
	while (status && status != 0xffff) {
		handled = 1;
L
Linus Torvalds 已提交
5401

5402 5403 5404 5405
		/* Handle all of the error cases first. These will reset
		 * the chip, so just exit the loop.
		 */
		if (unlikely(!netif_running(dev))) {
5406
			rtl8169_hw_reset(tp);
5407 5408
			break;
		}
L
Linus Torvalds 已提交
5409

5410 5411 5412 5413 5414 5415 5416 5417 5418
		if (unlikely(status & RxFIFOOver)) {
			switch (tp->mac_version) {
			/* Work around for rx fifo overflow */
			case RTL_GIGA_MAC_VER_11:
			case RTL_GIGA_MAC_VER_22:
			case RTL_GIGA_MAC_VER_26:
				netif_stop_queue(dev);
				rtl8169_tx_timeout(dev);
				goto done;
5419 5420 5421 5422 5423 5424 5425 5426 5427
			/* Testers needed. */
			case RTL_GIGA_MAC_VER_17:
			case RTL_GIGA_MAC_VER_19:
			case RTL_GIGA_MAC_VER_20:
			case RTL_GIGA_MAC_VER_21:
			case RTL_GIGA_MAC_VER_23:
			case RTL_GIGA_MAC_VER_24:
			case RTL_GIGA_MAC_VER_27:
			case RTL_GIGA_MAC_VER_28:
5428
			case RTL_GIGA_MAC_VER_31:
5429 5430 5431 5432 5433 5434 5435 5436 5437
			/* Experimental science. Pktgen proof. */
			case RTL_GIGA_MAC_VER_12:
			case RTL_GIGA_MAC_VER_25:
				if (status == RxFIFOOver)
					goto done;
				break;
			default:
				break;
			}
5438
		}
L
Linus Torvalds 已提交
5439

5440 5441 5442 5443
		if (unlikely(status & SYSErr)) {
			rtl8169_pcierr_interrupt(dev);
			break;
		}
L
Linus Torvalds 已提交
5444

5445
		if (status & LinkChg)
5446
			__rtl8169_check_link_status(dev, tp, ioaddr, true);
5447

5448 5449 5450 5451 5452 5453 5454 5455 5456 5457 5458
		/* We need to see the lastest version of tp->intr_mask to
		 * avoid ignoring an MSI interrupt and having to wait for
		 * another event which may never come.
		 */
		smp_rmb();
		if (status & tp->intr_mask & tp->napi_event) {
			RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event);
			tp->intr_mask = ~tp->napi_event;

			if (likely(napi_schedule_prep(&tp->napi)))
				__napi_schedule(&tp->napi);
5459 5460 5461
			else
				netif_info(tp, intr, dev,
					   "interrupt %04x in poll\n", status);
5462
		}
L
Linus Torvalds 已提交
5463

5464 5465 5466 5467 5468 5469 5470 5471
		/* We only get a new MSI interrupt when all active irq
		 * sources on the chip have been acknowledged. So, ack
		 * everything we've seen and check if new sources have become
		 * active to avoid blocking all interrupts from the chip.
		 */
		RTL_W16(IntrStatus,
			(status & RxFIFOOver) ? (status | RxOverflow) : status);
		status = RTL_R16(IntrStatus);
F
Francois Romieu 已提交
5472
	}
5473
done:
L
Linus Torvalds 已提交
5474 5475 5476
	return IRQ_RETVAL(handled);
}

5477
static int rtl8169_poll(struct napi_struct *napi, int budget)
L
Linus Torvalds 已提交
5478
{
5479 5480
	struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi);
	struct net_device *dev = tp->dev;
L
Linus Torvalds 已提交
5481
	void __iomem *ioaddr = tp->mmio_addr;
5482
	int work_done;
L
Linus Torvalds 已提交
5483

5484
	work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget);
L
Linus Torvalds 已提交
5485 5486
	rtl8169_tx_interrupt(dev, tp, ioaddr);

5487
	if (work_done < budget) {
5488
		napi_complete(napi);
5489 5490 5491 5492 5493 5494 5495

		/* We need for force the visibility of tp->intr_mask
		 * for other CPUs, as we can loose an MSI interrupt
		 * and potentially wait for a retransmit timeout if we don't.
		 * The posted write to IntrMask is safe, as it will
		 * eventually make it to the chip and we won't loose anything
		 * until it does.
L
Linus Torvalds 已提交
5496
		 */
5497
		tp->intr_mask = 0xffff;
5498
		wmb();
5499
		RTL_W16(IntrMask, tp->intr_event);
L
Linus Torvalds 已提交
5500 5501
	}

5502
	return work_done;
L
Linus Torvalds 已提交
5503 5504
}

5505 5506 5507 5508 5509 5510 5511 5512 5513 5514 5515
static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr)
{
	struct rtl8169_private *tp = netdev_priv(dev);

	if (tp->mac_version > RTL_GIGA_MAC_VER_06)
		return;

	dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff);
	RTL_W32(RxMissed, 0);
}

L
Linus Torvalds 已提交
5516 5517 5518 5519 5520
static void rtl8169_down(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;

5521
	del_timer_sync(&tp->timer);
L
Linus Torvalds 已提交
5522 5523 5524

	netif_stop_queue(dev);

5525 5526
	napi_disable(&tp->napi);

L
Linus Torvalds 已提交
5527 5528
	spin_lock_irq(&tp->lock);

5529
	rtl8169_hw_reset(tp);
S
Stanislaw Gruszka 已提交
5530 5531 5532 5533 5534
	/*
	 * At this point device interrupts can not be enabled in any function,
	 * as netif_running is not true (rtl8169_interrupt, rtl8169_reset_task,
	 * rtl8169_reinit_task) and napi is disabled (rtl8169_poll).
	 */
5535
	rtl8169_rx_missed(dev, ioaddr);
L
Linus Torvalds 已提交
5536 5537 5538 5539 5540 5541

	spin_unlock_irq(&tp->lock);

	synchronize_irq(dev->irq);

	/* Give a racing hard_start_xmit a few cycles to complete. */
5542
	synchronize_sched();  /* FIXME: should this be synchronize_irq()? */
L
Linus Torvalds 已提交
5543 5544 5545 5546

	rtl8169_tx_clear(tp);

	rtl8169_rx_clear(tp);
F
françois romieu 已提交
5547 5548

	rtl_pll_power_down(tp);
L
Linus Torvalds 已提交
5549 5550 5551 5552 5553 5554 5555
}

static int rtl8169_close(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	struct pci_dev *pdev = tp->pci_dev;

5556 5557
	pm_runtime_get_sync(&pdev->dev);

F
Francois Romieu 已提交
5558
	/* Update counters before going down */
5559 5560
	rtl8169_update_counters(dev);

L
Linus Torvalds 已提交
5561 5562 5563 5564
	rtl8169_down(dev);

	free_irq(dev->irq, dev);

5565 5566 5567 5568
	dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray,
			  tp->RxPhyAddr);
	dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray,
			  tp->TxPhyAddr);
L
Linus Torvalds 已提交
5569 5570 5571
	tp->TxDescArray = NULL;
	tp->RxDescArray = NULL;

5572 5573
	pm_runtime_put_sync(&pdev->dev);

L
Linus Torvalds 已提交
5574 5575 5576
	return 0;
}

5577
static void rtl_set_rx_mode(struct net_device *dev)
L
Linus Torvalds 已提交
5578 5579 5580 5581 5582
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	unsigned long flags;
	u32 mc_filter[2];	/* Multicast hash filter */
F
Francois Romieu 已提交
5583
	int rx_mode;
L
Linus Torvalds 已提交
5584 5585 5586 5587
	u32 tmp = 0;

	if (dev->flags & IFF_PROMISC) {
		/* Unconditionally log net taps. */
5588
		netif_notice(tp, link, dev, "Promiscuous mode enabled\n");
L
Linus Torvalds 已提交
5589 5590 5591 5592
		rx_mode =
		    AcceptBroadcast | AcceptMulticast | AcceptMyPhys |
		    AcceptAllPhys;
		mc_filter[1] = mc_filter[0] = 0xffffffff;
5593
	} else if ((netdev_mc_count(dev) > multicast_filter_limit) ||
5594
		   (dev->flags & IFF_ALLMULTI)) {
L
Linus Torvalds 已提交
5595 5596 5597 5598
		/* Too many to filter perfectly -- accept all multicasts. */
		rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys;
		mc_filter[1] = mc_filter[0] = 0xffffffff;
	} else {
5599
		struct netdev_hw_addr *ha;
F
Francois Romieu 已提交
5600

L
Linus Torvalds 已提交
5601 5602
		rx_mode = AcceptBroadcast | AcceptMyPhys;
		mc_filter[1] = mc_filter[0] = 0;
5603 5604
		netdev_for_each_mc_addr(ha, dev) {
			int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26;
L
Linus Torvalds 已提交
5605 5606 5607 5608 5609 5610 5611
			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
			rx_mode |= AcceptMulticast;
		}
	}

	spin_lock_irqsave(&tp->lock, flags);

5612
	tmp = (RTL_R32(RxConfig) & ~RX_CONFIG_ACCEPT_MASK) | rx_mode;
L
Linus Torvalds 已提交
5613

5614
	if (tp->mac_version > RTL_GIGA_MAC_VER_06) {
5615 5616 5617 5618
		u32 data = mc_filter[0];

		mc_filter[0] = swab32(mc_filter[1]);
		mc_filter[1] = swab32(data);
5619 5620
	}

L
Linus Torvalds 已提交
5621
	RTL_W32(MAR0 + 4, mc_filter[1]);
5622
	RTL_W32(MAR0 + 0, mc_filter[0]);
L
Linus Torvalds 已提交
5623

5624 5625
	RTL_W32(RxConfig, tmp);

L
Linus Torvalds 已提交
5626 5627 5628 5629 5630 5631 5632 5633 5634 5635 5636 5637 5638 5639 5640 5641 5642
	spin_unlock_irqrestore(&tp->lock, flags);
}

/**
 *  rtl8169_get_stats - Get rtl8169 read/write statistics
 *  @dev: The Ethernet Device to get statistics for
 *
 *  Get TX/RX statistics for rtl8169
 */
static struct net_device_stats *rtl8169_get_stats(struct net_device *dev)
{
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
	unsigned long flags;

	if (netif_running(dev)) {
		spin_lock_irqsave(&tp->lock, flags);
5643
		rtl8169_rx_missed(dev, ioaddr);
L
Linus Torvalds 已提交
5644 5645
		spin_unlock_irqrestore(&tp->lock, flags);
	}
5646

5647
	return &dev->stats;
L
Linus Torvalds 已提交
5648 5649
}

5650
static void rtl8169_net_suspend(struct net_device *dev)
5651
{
F
françois romieu 已提交
5652 5653
	struct rtl8169_private *tp = netdev_priv(dev);

5654
	if (!netif_running(dev))
5655
		return;
5656

F
françois romieu 已提交
5657 5658
	rtl_pll_power_down(tp);

5659 5660
	netif_device_detach(dev);
	netif_stop_queue(dev);
5661 5662 5663 5664 5665 5666 5667 5668
}

#ifdef CONFIG_PM

static int rtl8169_suspend(struct device *device)
{
	struct pci_dev *pdev = to_pci_dev(device);
	struct net_device *dev = pci_get_drvdata(pdev);
5669

5670
	rtl8169_net_suspend(dev);
5671

5672 5673 5674
	return 0;
}

5675 5676
static void __rtl8169_resume(struct net_device *dev)
{
F
françois romieu 已提交
5677 5678
	struct rtl8169_private *tp = netdev_priv(dev);

5679
	netif_device_attach(dev);
F
françois romieu 已提交
5680 5681 5682

	rtl_pll_power_up(tp);

5683 5684 5685
	rtl8169_schedule_work(dev, rtl8169_reset_task);
}

5686
static int rtl8169_resume(struct device *device)
5687
{
5688
	struct pci_dev *pdev = to_pci_dev(device);
5689
	struct net_device *dev = pci_get_drvdata(pdev);
S
Stanislaw Gruszka 已提交
5690 5691 5692
	struct rtl8169_private *tp = netdev_priv(dev);

	rtl8169_init_phy(dev, tp);
5693

5694 5695
	if (netif_running(dev))
		__rtl8169_resume(dev);
5696

5697 5698 5699 5700 5701 5702 5703 5704 5705 5706 5707 5708 5709 5710 5711 5712 5713 5714 5715 5716 5717 5718 5719 5720 5721 5722 5723 5724 5725 5726 5727 5728 5729 5730 5731 5732
	return 0;
}

static int rtl8169_runtime_suspend(struct device *device)
{
	struct pci_dev *pdev = to_pci_dev(device);
	struct net_device *dev = pci_get_drvdata(pdev);
	struct rtl8169_private *tp = netdev_priv(dev);

	if (!tp->TxDescArray)
		return 0;

	spin_lock_irq(&tp->lock);
	tp->saved_wolopts = __rtl8169_get_wol(tp);
	__rtl8169_set_wol(tp, WAKE_ANY);
	spin_unlock_irq(&tp->lock);

	rtl8169_net_suspend(dev);

	return 0;
}

static int rtl8169_runtime_resume(struct device *device)
{
	struct pci_dev *pdev = to_pci_dev(device);
	struct net_device *dev = pci_get_drvdata(pdev);
	struct rtl8169_private *tp = netdev_priv(dev);

	if (!tp->TxDescArray)
		return 0;

	spin_lock_irq(&tp->lock);
	__rtl8169_set_wol(tp, tp->saved_wolopts);
	tp->saved_wolopts = 0;
	spin_unlock_irq(&tp->lock);

S
Stanislaw Gruszka 已提交
5733 5734
	rtl8169_init_phy(dev, tp);

5735
	__rtl8169_resume(dev);
5736 5737 5738 5739

	return 0;
}

5740 5741 5742 5743 5744 5745
static int rtl8169_runtime_idle(struct device *device)
{
	struct pci_dev *pdev = to_pci_dev(device);
	struct net_device *dev = pci_get_drvdata(pdev);
	struct rtl8169_private *tp = netdev_priv(dev);

5746
	return tp->TxDescArray ? -EBUSY : 0;
5747 5748
}

5749
static const struct dev_pm_ops rtl8169_pm_ops = {
F
Francois Romieu 已提交
5750 5751 5752 5753 5754 5755 5756 5757 5758
	.suspend		= rtl8169_suspend,
	.resume			= rtl8169_resume,
	.freeze			= rtl8169_suspend,
	.thaw			= rtl8169_resume,
	.poweroff		= rtl8169_suspend,
	.restore		= rtl8169_resume,
	.runtime_suspend	= rtl8169_runtime_suspend,
	.runtime_resume		= rtl8169_runtime_resume,
	.runtime_idle		= rtl8169_runtime_idle,
5759 5760 5761 5762 5763 5764 5765 5766 5767 5768
};

#define RTL8169_PM_OPS	(&rtl8169_pm_ops)

#else /* !CONFIG_PM */

#define RTL8169_PM_OPS	NULL

#endif /* !CONFIG_PM */

F
Francois Romieu 已提交
5769 5770
static void rtl_shutdown(struct pci_dev *pdev)
{
5771
	struct net_device *dev = pci_get_drvdata(pdev);
5772 5773
	struct rtl8169_private *tp = netdev_priv(dev);
	void __iomem *ioaddr = tp->mmio_addr;
5774 5775

	rtl8169_net_suspend(dev);
F
Francois Romieu 已提交
5776

F
Francois Romieu 已提交
5777
	/* Restore original MAC address */
5778 5779
	rtl_rar_set(tp, dev->perm_addr);

5780 5781
	spin_lock_irq(&tp->lock);

5782
	rtl8169_hw_reset(tp);
5783 5784 5785

	spin_unlock_irq(&tp->lock);

5786
	if (system_state == SYSTEM_POWER_OFF) {
5787 5788 5789 5790 5791
		/* WoL fails with 8168b when the receiver is disabled. */
		if ((tp->mac_version == RTL_GIGA_MAC_VER_11 ||
		     tp->mac_version == RTL_GIGA_MAC_VER_12 ||
		     tp->mac_version == RTL_GIGA_MAC_VER_17) &&
		    (tp->features & RTL_FEATURE_WOL)) {
5792 5793 5794 5795 5796 5797 5798
			pci_clear_master(pdev);

			RTL_W8(ChipCmd, CmdRxEnb);
			/* PCI commit */
			RTL_R8(ChipCmd);
		}

5799 5800 5801 5802
		pci_wake_from_d3(pdev, true);
		pci_set_power_state(pdev, PCI_D3hot);
	}
}
5803

L
Linus Torvalds 已提交
5804 5805 5806 5807 5808
static struct pci_driver rtl8169_pci_driver = {
	.name		= MODULENAME,
	.id_table	= rtl8169_pci_tbl,
	.probe		= rtl8169_init_one,
	.remove		= __devexit_p(rtl8169_remove_one),
F
Francois Romieu 已提交
5809
	.shutdown	= rtl_shutdown,
5810
	.driver.pm	= RTL8169_PM_OPS,
L
Linus Torvalds 已提交
5811 5812
};

F
Francois Romieu 已提交
5813
static int __init rtl8169_init_module(void)
L
Linus Torvalds 已提交
5814
{
5815
	return pci_register_driver(&rtl8169_pci_driver);
L
Linus Torvalds 已提交
5816 5817
}

F
Francois Romieu 已提交
5818
static void __exit rtl8169_cleanup_module(void)
L
Linus Torvalds 已提交
5819 5820 5821 5822 5823 5824
{
	pci_unregister_driver(&rtl8169_pci_driver);
}

module_init(rtl8169_init_module);
module_exit(rtl8169_cleanup_module);