Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
07d3f51f FR |
2 | * r8169.c: RealTek 8169/8168/8101 ethernet driver. |
3 | * | |
4 | * Copyright (c) 2002 ShuChen <shuchen@realtek.com.tw> | |
5 | * Copyright (c) 2003 - 2007 Francois Romieu <romieu@fr.zoreil.com> | |
6 | * Copyright (c) a lot of people too. Please respect their work. | |
7 | * | |
8 | * See MAINTAINERS file for support contact information. | |
1da177e4 LT |
9 | */ |
10 | ||
11 | #include <linux/module.h> | |
12 | #include <linux/moduleparam.h> | |
13 | #include <linux/pci.h> | |
14 | #include <linux/netdevice.h> | |
15 | #include <linux/etherdevice.h> | |
16 | #include <linux/delay.h> | |
17 | #include <linux/ethtool.h> | |
18 | #include <linux/mii.h> | |
19 | #include <linux/if_vlan.h> | |
20 | #include <linux/crc32.h> | |
21 | #include <linux/in.h> | |
22 | #include <linux/ip.h> | |
23 | #include <linux/tcp.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/dma-mapping.h> | |
e1759441 | 26 | #include <linux/pm_runtime.h> |
bca03d5f | 27 | #include <linux/firmware.h> |
1da177e4 | 28 | |
99f252b0 | 29 | #include <asm/system.h> |
1da177e4 LT |
30 | #include <asm/io.h> |
31 | #include <asm/irq.h> | |
32 | ||
865c652d | 33 | #define RTL8169_VERSION "2.3LK-NAPI" |
1da177e4 LT |
34 | #define MODULENAME "r8169" |
35 | #define PFX MODULENAME ": " | |
36 | ||
bca03d5f | 37 | #define FIRMWARE_8168D_1 "rtl_nic/rtl8168d-1.fw" |
38 | #define FIRMWARE_8168D_2 "rtl_nic/rtl8168d-2.fw" | |
39 | ||
1da177e4 LT |
40 | #ifdef RTL8169_DEBUG |
41 | #define assert(expr) \ | |
5b0384f4 FR |
42 | if (!(expr)) { \ |
43 | printk( "Assertion failed! %s,%s,%s,line=%d\n", \ | |
b39d66a8 | 44 | #expr,__FILE__,__func__,__LINE__); \ |
5b0384f4 | 45 | } |
06fa7358 JP |
46 | #define dprintk(fmt, args...) \ |
47 | do { printk(KERN_DEBUG PFX fmt, ## args); } while (0) | |
1da177e4 LT |
48 | #else |
49 | #define assert(expr) do {} while (0) | |
50 | #define dprintk(fmt, args...) do {} while (0) | |
51 | #endif /* RTL8169_DEBUG */ | |
52 | ||
b57b7e5a | 53 | #define R8169_MSG_DEFAULT \ |
f0e837d9 | 54 | (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN) |
b57b7e5a | 55 | |
1da177e4 LT |
56 | #define TX_BUFFS_AVAIL(tp) \ |
57 | (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1) | |
58 | ||
1da177e4 LT |
59 | /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast). |
60 | The RTL chips use a 64 element hash table based on the Ethernet CRC. */ | |
f71e1309 | 61 | static const int multicast_filter_limit = 32; |
1da177e4 LT |
62 | |
63 | /* MAC address length */ | |
64 | #define MAC_ADDR_LEN 6 | |
65 | ||
9c14ceaf | 66 | #define MAX_READ_REQUEST_SHIFT 12 |
1da177e4 LT |
67 | #define RX_FIFO_THRESH 7 /* 7 means NO threshold, Rx buffer level before first PCI xfer. */ |
68 | #define RX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ | |
69 | #define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ | |
1da177e4 LT |
70 | #define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */ |
71 | #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ | |
72 | ||
73 | #define R8169_REGS_SIZE 256 | |
74 | #define R8169_NAPI_WEIGHT 64 | |
75 | #define NUM_TX_DESC 64 /* Number of Tx descriptor registers */ | |
76 | #define NUM_RX_DESC 256 /* Number of Rx descriptor registers */ | |
77 | #define RX_BUF_SIZE 1536 /* Rx Buffer size */ | |
78 | #define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc)) | |
79 | #define R8169_RX_RING_BYTES (NUM_RX_DESC * sizeof(struct RxDesc)) | |
80 | ||
81 | #define RTL8169_TX_TIMEOUT (6*HZ) | |
82 | #define RTL8169_PHY_TIMEOUT (10*HZ) | |
83 | ||
ea8dbdd1 | 84 | #define RTL_EEPROM_SIG cpu_to_le32(0x8129) |
85 | #define RTL_EEPROM_SIG_MASK cpu_to_le32(0xffff) | |
e1564ec9 FR |
86 | #define RTL_EEPROM_SIG_ADDR 0x0000 |
87 | ||
1da177e4 LT |
88 | /* write/read MMIO register */ |
89 | #define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg)) | |
90 | #define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg)) | |
91 | #define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg)) | |
92 | #define RTL_R8(reg) readb (ioaddr + (reg)) | |
93 | #define RTL_R16(reg) readw (ioaddr + (reg)) | |
06f555f3 | 94 | #define RTL_R32(reg) readl (ioaddr + (reg)) |
1da177e4 LT |
95 | |
96 | enum mac_version { | |
f21b75e9 | 97 | RTL_GIGA_MAC_NONE = 0x00, |
ba6eb6ee FR |
98 | RTL_GIGA_MAC_VER_01 = 0x01, // 8169 |
99 | RTL_GIGA_MAC_VER_02 = 0x02, // 8169S | |
100 | RTL_GIGA_MAC_VER_03 = 0x03, // 8110S | |
101 | RTL_GIGA_MAC_VER_04 = 0x04, // 8169SB | |
102 | RTL_GIGA_MAC_VER_05 = 0x05, // 8110SCd | |
6dccd16b | 103 | RTL_GIGA_MAC_VER_06 = 0x06, // 8110SCe |
2857ffb7 FR |
104 | RTL_GIGA_MAC_VER_07 = 0x07, // 8102e |
105 | RTL_GIGA_MAC_VER_08 = 0x08, // 8102e | |
106 | RTL_GIGA_MAC_VER_09 = 0x09, // 8102e | |
107 | RTL_GIGA_MAC_VER_10 = 0x0a, // 8101e | |
2dd99530 | 108 | RTL_GIGA_MAC_VER_11 = 0x0b, // 8168Bb |
e3cf0cc0 FR |
109 | RTL_GIGA_MAC_VER_12 = 0x0c, // 8168Be |
110 | RTL_GIGA_MAC_VER_13 = 0x0d, // 8101Eb | |
111 | RTL_GIGA_MAC_VER_14 = 0x0e, // 8101 ? | |
112 | RTL_GIGA_MAC_VER_15 = 0x0f, // 8101 ? | |
113 | RTL_GIGA_MAC_VER_16 = 0x11, // 8101Ec | |
114 | RTL_GIGA_MAC_VER_17 = 0x10, // 8168Bf | |
115 | RTL_GIGA_MAC_VER_18 = 0x12, // 8168CP | |
116 | RTL_GIGA_MAC_VER_19 = 0x13, // 8168C | |
197ff761 | 117 | RTL_GIGA_MAC_VER_20 = 0x14, // 8168C |
6fb07058 | 118 | RTL_GIGA_MAC_VER_21 = 0x15, // 8168C |
ef3386f0 | 119 | RTL_GIGA_MAC_VER_22 = 0x16, // 8168C |
7f3e3d3a | 120 | RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP |
5b538df9 | 121 | RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP |
daf9df6d | 122 | RTL_GIGA_MAC_VER_25 = 0x19, // 8168D |
123 | RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D | |
e6de30d6 | 124 | RTL_GIGA_MAC_VER_27 = 0x1b, // 8168DP |
125 | RTL_GIGA_MAC_VER_28 = 0x1c, // 8168DP | |
1da177e4 LT |
126 | }; |
127 | ||
1da177e4 LT |
128 | #define _R(NAME,MAC,MASK) \ |
129 | { .name = NAME, .mac_version = MAC, .RxConfigMask = MASK } | |
130 | ||
3c6bee1d | 131 | static const struct { |
1da177e4 LT |
132 | const char *name; |
133 | u8 mac_version; | |
134 | u32 RxConfigMask; /* Clears the bits supported by this chip */ | |
135 | } rtl_chip_info[] = { | |
ba6eb6ee FR |
136 | _R("RTL8169", RTL_GIGA_MAC_VER_01, 0xff7e1880), // 8169 |
137 | _R("RTL8169s", RTL_GIGA_MAC_VER_02, 0xff7e1880), // 8169S | |
138 | _R("RTL8110s", RTL_GIGA_MAC_VER_03, 0xff7e1880), // 8110S | |
139 | _R("RTL8169sb/8110sb", RTL_GIGA_MAC_VER_04, 0xff7e1880), // 8169SB | |
140 | _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_05, 0xff7e1880), // 8110SCd | |
6dccd16b | 141 | _R("RTL8169sc/8110sc", RTL_GIGA_MAC_VER_06, 0xff7e1880), // 8110SCe |
2857ffb7 FR |
142 | _R("RTL8102e", RTL_GIGA_MAC_VER_07, 0xff7e1880), // PCI-E |
143 | _R("RTL8102e", RTL_GIGA_MAC_VER_08, 0xff7e1880), // PCI-E | |
144 | _R("RTL8102e", RTL_GIGA_MAC_VER_09, 0xff7e1880), // PCI-E | |
145 | _R("RTL8101e", RTL_GIGA_MAC_VER_10, 0xff7e1880), // PCI-E | |
bcf0bf90 FR |
146 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_11, 0xff7e1880), // PCI-E |
147 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_12, 0xff7e1880), // PCI-E | |
148 | _R("RTL8101e", RTL_GIGA_MAC_VER_13, 0xff7e1880), // PCI-E 8139 | |
149 | _R("RTL8100e", RTL_GIGA_MAC_VER_14, 0xff7e1880), // PCI-E 8139 | |
e3cf0cc0 FR |
150 | _R("RTL8100e", RTL_GIGA_MAC_VER_15, 0xff7e1880), // PCI-E 8139 |
151 | _R("RTL8168b/8111b", RTL_GIGA_MAC_VER_17, 0xff7e1880), // PCI-E | |
152 | _R("RTL8101e", RTL_GIGA_MAC_VER_16, 0xff7e1880), // PCI-E | |
153 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_18, 0xff7e1880), // PCI-E | |
154 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_19, 0xff7e1880), // PCI-E | |
197ff761 | 155 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_20, 0xff7e1880), // PCI-E |
6fb07058 | 156 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_21, 0xff7e1880), // PCI-E |
ef3386f0 | 157 | _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E |
7f3e3d3a | 158 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E |
5b538df9 | 159 | _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E |
daf9df6d | 160 | _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E |
161 | _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E | |
e6de30d6 | 162 | _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880), // PCI-E |
163 | _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_28, 0xff7e1880) // PCI-E | |
1da177e4 LT |
164 | }; |
165 | #undef _R | |
166 | ||
bcf0bf90 FR |
167 | enum cfg_version { |
168 | RTL_CFG_0 = 0x00, | |
169 | RTL_CFG_1, | |
170 | RTL_CFG_2 | |
171 | }; | |
172 | ||
07ce4064 FR |
173 | static void rtl_hw_start_8169(struct net_device *); |
174 | static void rtl_hw_start_8168(struct net_device *); | |
175 | static void rtl_hw_start_8101(struct net_device *); | |
176 | ||
a3aa1884 | 177 | static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = { |
bcf0bf90 | 178 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, |
d2eed8cf | 179 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, |
d81bf551 | 180 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, |
07ce4064 | 181 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 }, |
bcf0bf90 FR |
182 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, |
183 | { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 }, | |
bc1660b5 | 184 | { PCI_DEVICE(PCI_VENDOR_ID_AT, 0xc107), 0, 0, RTL_CFG_0 }, |
bcf0bf90 FR |
185 | { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 }, |
186 | { PCI_VENDOR_ID_LINKSYS, 0x1032, | |
187 | PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 }, | |
11d2e282 CM |
188 | { 0x0001, 0x8168, |
189 | PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 }, | |
1da177e4 LT |
190 | {0,}, |
191 | }; | |
192 | ||
193 | MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl); | |
194 | ||
6f0333b8 | 195 | static int rx_buf_sz = 16383; |
4300e8c7 | 196 | static int use_dac; |
b57b7e5a SH |
197 | static struct { |
198 | u32 msg_enable; | |
199 | } debug = { -1 }; | |
1da177e4 | 200 | |
07d3f51f FR |
201 | enum rtl_registers { |
202 | MAC0 = 0, /* Ethernet hardware address. */ | |
773d2021 | 203 | MAC4 = 4, |
07d3f51f FR |
204 | MAR0 = 8, /* Multicast filter. */ |
205 | CounterAddrLow = 0x10, | |
206 | CounterAddrHigh = 0x14, | |
207 | TxDescStartAddrLow = 0x20, | |
208 | TxDescStartAddrHigh = 0x24, | |
209 | TxHDescStartAddrLow = 0x28, | |
210 | TxHDescStartAddrHigh = 0x2c, | |
211 | FLASH = 0x30, | |
212 | ERSR = 0x36, | |
213 | ChipCmd = 0x37, | |
214 | TxPoll = 0x38, | |
215 | IntrMask = 0x3c, | |
216 | IntrStatus = 0x3e, | |
217 | TxConfig = 0x40, | |
218 | RxConfig = 0x44, | |
219 | RxMissed = 0x4c, | |
220 | Cfg9346 = 0x50, | |
221 | Config0 = 0x51, | |
222 | Config1 = 0x52, | |
223 | Config2 = 0x53, | |
224 | Config3 = 0x54, | |
225 | Config4 = 0x55, | |
226 | Config5 = 0x56, | |
227 | MultiIntr = 0x5c, | |
228 | PHYAR = 0x60, | |
07d3f51f FR |
229 | PHYstatus = 0x6c, |
230 | RxMaxSize = 0xda, | |
231 | CPlusCmd = 0xe0, | |
232 | IntrMitigate = 0xe2, | |
233 | RxDescAddrLow = 0xe4, | |
234 | RxDescAddrHigh = 0xe8, | |
f0298f81 | 235 | EarlyTxThres = 0xec, /* 8169. Unit of 32 bytes. */ |
236 | ||
237 | #define NoEarlyTx 0x3f /* Max value : no early transmit. */ | |
238 | ||
239 | MaxTxPacketSize = 0xec, /* 8101/8168. Unit of 128 bytes. */ | |
240 | ||
241 | #define TxPacketMax (8064 >> 7) | |
242 | ||
07d3f51f FR |
243 | FuncEvent = 0xf0, |
244 | FuncEventMask = 0xf4, | |
245 | FuncPresetState = 0xf8, | |
246 | FuncForceEvent = 0xfc, | |
1da177e4 LT |
247 | }; |
248 | ||
f162a5d1 FR |
249 | enum rtl8110_registers { |
250 | TBICSR = 0x64, | |
251 | TBI_ANAR = 0x68, | |
252 | TBI_LPAR = 0x6a, | |
253 | }; | |
254 | ||
255 | enum rtl8168_8101_registers { | |
256 | CSIDR = 0x64, | |
257 | CSIAR = 0x68, | |
258 | #define CSIAR_FLAG 0x80000000 | |
259 | #define CSIAR_WRITE_CMD 0x80000000 | |
260 | #define CSIAR_BYTE_ENABLE 0x0f | |
261 | #define CSIAR_BYTE_ENABLE_SHIFT 12 | |
262 | #define CSIAR_ADDR_MASK 0x0fff | |
065c27c1 | 263 | PMCH = 0x6f, |
f162a5d1 FR |
264 | EPHYAR = 0x80, |
265 | #define EPHYAR_FLAG 0x80000000 | |
266 | #define EPHYAR_WRITE_CMD 0x80000000 | |
267 | #define EPHYAR_REG_MASK 0x1f | |
268 | #define EPHYAR_REG_SHIFT 16 | |
269 | #define EPHYAR_DATA_MASK 0xffff | |
270 | DBG_REG = 0xd1, | |
271 | #define FIX_NAK_1 (1 << 4) | |
272 | #define FIX_NAK_2 (1 << 3) | |
daf9df6d | 273 | EFUSEAR = 0xdc, |
274 | #define EFUSEAR_FLAG 0x80000000 | |
275 | #define EFUSEAR_WRITE_CMD 0x80000000 | |
276 | #define EFUSEAR_READ_CMD 0x00000000 | |
277 | #define EFUSEAR_REG_MASK 0x03ff | |
278 | #define EFUSEAR_REG_SHIFT 8 | |
279 | #define EFUSEAR_DATA_MASK 0xff | |
f162a5d1 FR |
280 | }; |
281 | ||
c0e45c1c | 282 | enum rtl8168_registers { |
b646d900 | 283 | ERIDR = 0x70, |
284 | ERIAR = 0x74, | |
285 | #define ERIAR_FLAG 0x80000000 | |
286 | #define ERIAR_WRITE_CMD 0x80000000 | |
287 | #define ERIAR_READ_CMD 0x00000000 | |
288 | #define ERIAR_ADDR_BYTE_ALIGN 4 | |
289 | #define ERIAR_EXGMAC 0 | |
290 | #define ERIAR_MSIX 1 | |
291 | #define ERIAR_ASF 2 | |
292 | #define ERIAR_TYPE_SHIFT 16 | |
293 | #define ERIAR_BYTEEN 0x0f | |
294 | #define ERIAR_BYTEEN_SHIFT 12 | |
c0e45c1c | 295 | EPHY_RXER_NUM = 0x7c, |
296 | OCPDR = 0xb0, /* OCP GPHY access */ | |
297 | #define OCPDR_WRITE_CMD 0x80000000 | |
298 | #define OCPDR_READ_CMD 0x00000000 | |
299 | #define OCPDR_REG_MASK 0x7f | |
300 | #define OCPDR_GPHY_REG_SHIFT 16 | |
301 | #define OCPDR_DATA_MASK 0xffff | |
302 | OCPAR = 0xb4, | |
303 | #define OCPAR_FLAG 0x80000000 | |
304 | #define OCPAR_GPHY_WRITE_CMD 0x8000f060 | |
305 | #define OCPAR_GPHY_READ_CMD 0x0000f060 | |
e6de30d6 | 306 | RDSAR1 = 0xd0 /* 8168c only. Undocumented on 8168dp */ |
c0e45c1c | 307 | }; |
308 | ||
07d3f51f | 309 | enum rtl_register_content { |
1da177e4 | 310 | /* InterruptStatusBits */ |
07d3f51f FR |
311 | SYSErr = 0x8000, |
312 | PCSTimeout = 0x4000, | |
313 | SWInt = 0x0100, | |
314 | TxDescUnavail = 0x0080, | |
315 | RxFIFOOver = 0x0040, | |
316 | LinkChg = 0x0020, | |
317 | RxOverflow = 0x0010, | |
318 | TxErr = 0x0008, | |
319 | TxOK = 0x0004, | |
320 | RxErr = 0x0002, | |
321 | RxOK = 0x0001, | |
1da177e4 LT |
322 | |
323 | /* RxStatusDesc */ | |
9dccf611 FR |
324 | RxFOVF = (1 << 23), |
325 | RxRWT = (1 << 22), | |
326 | RxRES = (1 << 21), | |
327 | RxRUNT = (1 << 20), | |
328 | RxCRC = (1 << 19), | |
1da177e4 LT |
329 | |
330 | /* ChipCmdBits */ | |
07d3f51f FR |
331 | CmdReset = 0x10, |
332 | CmdRxEnb = 0x08, | |
333 | CmdTxEnb = 0x04, | |
334 | RxBufEmpty = 0x01, | |
1da177e4 | 335 | |
275391a4 FR |
336 | /* TXPoll register p.5 */ |
337 | HPQ = 0x80, /* Poll cmd on the high prio queue */ | |
338 | NPQ = 0x40, /* Poll cmd on the low prio queue */ | |
339 | FSWInt = 0x01, /* Forced software interrupt */ | |
340 | ||
1da177e4 | 341 | /* Cfg9346Bits */ |
07d3f51f FR |
342 | Cfg9346_Lock = 0x00, |
343 | Cfg9346_Unlock = 0xc0, | |
1da177e4 LT |
344 | |
345 | /* rx_mode_bits */ | |
07d3f51f FR |
346 | AcceptErr = 0x20, |
347 | AcceptRunt = 0x10, | |
348 | AcceptBroadcast = 0x08, | |
349 | AcceptMulticast = 0x04, | |
350 | AcceptMyPhys = 0x02, | |
351 | AcceptAllPhys = 0x01, | |
1da177e4 LT |
352 | |
353 | /* RxConfigBits */ | |
07d3f51f FR |
354 | RxCfgFIFOShift = 13, |
355 | RxCfgDMAShift = 8, | |
1da177e4 LT |
356 | |
357 | /* TxConfigBits */ | |
358 | TxInterFrameGapShift = 24, | |
359 | TxDMAShift = 8, /* DMA burst value (0-7) is shift this many bits */ | |
360 | ||
5d06a99f | 361 | /* Config1 register p.24 */ |
f162a5d1 FR |
362 | LEDS1 = (1 << 7), |
363 | LEDS0 = (1 << 6), | |
fbac58fc | 364 | MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */ |
f162a5d1 FR |
365 | Speed_down = (1 << 4), |
366 | MEMMAP = (1 << 3), | |
367 | IOMAP = (1 << 2), | |
368 | VPD = (1 << 1), | |
5d06a99f FR |
369 | PMEnable = (1 << 0), /* Power Management Enable */ |
370 | ||
6dccd16b FR |
371 | /* Config2 register p. 25 */ |
372 | PCI_Clock_66MHz = 0x01, | |
373 | PCI_Clock_33MHz = 0x00, | |
374 | ||
61a4dcc2 FR |
375 | /* Config3 register p.25 */ |
376 | MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */ | |
377 | LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */ | |
f162a5d1 | 378 | Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */ |
61a4dcc2 | 379 | |
5d06a99f | 380 | /* Config5 register p.27 */ |
61a4dcc2 FR |
381 | BWF = (1 << 6), /* Accept Broadcast wakeup frame */ |
382 | MWF = (1 << 5), /* Accept Multicast wakeup frame */ | |
383 | UWF = (1 << 4), /* Accept Unicast wakeup frame */ | |
384 | LanWake = (1 << 1), /* LanWake enable/disable */ | |
5d06a99f FR |
385 | PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */ |
386 | ||
1da177e4 LT |
387 | /* TBICSR p.28 */ |
388 | TBIReset = 0x80000000, | |
389 | TBILoopback = 0x40000000, | |
390 | TBINwEnable = 0x20000000, | |
391 | TBINwRestart = 0x10000000, | |
392 | TBILinkOk = 0x02000000, | |
393 | TBINwComplete = 0x01000000, | |
394 | ||
395 | /* CPlusCmd p.31 */ | |
f162a5d1 FR |
396 | EnableBist = (1 << 15), // 8168 8101 |
397 | Mac_dbgo_oe = (1 << 14), // 8168 8101 | |
398 | Normal_mode = (1 << 13), // unused | |
399 | Force_half_dup = (1 << 12), // 8168 8101 | |
400 | Force_rxflow_en = (1 << 11), // 8168 8101 | |
401 | Force_txflow_en = (1 << 10), // 8168 8101 | |
402 | Cxpl_dbg_sel = (1 << 9), // 8168 8101 | |
403 | ASF = (1 << 8), // 8168 8101 | |
404 | PktCntrDisable = (1 << 7), // 8168 8101 | |
405 | Mac_dbgo_sel = 0x001c, // 8168 | |
1da177e4 LT |
406 | RxVlan = (1 << 6), |
407 | RxChkSum = (1 << 5), | |
408 | PCIDAC = (1 << 4), | |
409 | PCIMulRW = (1 << 3), | |
0e485150 FR |
410 | INTT_0 = 0x0000, // 8168 |
411 | INTT_1 = 0x0001, // 8168 | |
412 | INTT_2 = 0x0002, // 8168 | |
413 | INTT_3 = 0x0003, // 8168 | |
1da177e4 LT |
414 | |
415 | /* rtl8169_PHYstatus */ | |
07d3f51f FR |
416 | TBI_Enable = 0x80, |
417 | TxFlowCtrl = 0x40, | |
418 | RxFlowCtrl = 0x20, | |
419 | _1000bpsF = 0x10, | |
420 | _100bps = 0x08, | |
421 | _10bps = 0x04, | |
422 | LinkStatus = 0x02, | |
423 | FullDup = 0x01, | |
1da177e4 | 424 | |
1da177e4 | 425 | /* _TBICSRBit */ |
07d3f51f | 426 | TBILinkOK = 0x02000000, |
d4a3a0fc SH |
427 | |
428 | /* DumpCounterCommand */ | |
07d3f51f | 429 | CounterDump = 0x8, |
1da177e4 LT |
430 | }; |
431 | ||
07d3f51f | 432 | enum desc_status_bit { |
1da177e4 LT |
433 | DescOwn = (1 << 31), /* Descriptor is owned by NIC */ |
434 | RingEnd = (1 << 30), /* End of descriptor ring */ | |
435 | FirstFrag = (1 << 29), /* First segment of a packet */ | |
436 | LastFrag = (1 << 28), /* Final segment of a packet */ | |
437 | ||
438 | /* Tx private */ | |
439 | LargeSend = (1 << 27), /* TCP Large Send Offload (TSO) */ | |
440 | MSSShift = 16, /* MSS value position */ | |
441 | MSSMask = 0xfff, /* MSS value + LargeSend bit: 12 bits */ | |
442 | IPCS = (1 << 18), /* Calculate IP checksum */ | |
443 | UDPCS = (1 << 17), /* Calculate UDP/IP checksum */ | |
444 | TCPCS = (1 << 16), /* Calculate TCP/IP checksum */ | |
445 | TxVlanTag = (1 << 17), /* Add VLAN tag */ | |
446 | ||
447 | /* Rx private */ | |
448 | PID1 = (1 << 18), /* Protocol ID bit 1/2 */ | |
449 | PID0 = (1 << 17), /* Protocol ID bit 2/2 */ | |
450 | ||
451 | #define RxProtoUDP (PID1) | |
452 | #define RxProtoTCP (PID0) | |
453 | #define RxProtoIP (PID1 | PID0) | |
454 | #define RxProtoMask RxProtoIP | |
455 | ||
456 | IPFail = (1 << 16), /* IP checksum failed */ | |
457 | UDPFail = (1 << 15), /* UDP/IP checksum failed */ | |
458 | TCPFail = (1 << 14), /* TCP/IP checksum failed */ | |
459 | RxVlanTag = (1 << 16), /* VLAN tag available */ | |
460 | }; | |
461 | ||
462 | #define RsvdMask 0x3fffc000 | |
463 | ||
464 | struct TxDesc { | |
6cccd6e7 REB |
465 | __le32 opts1; |
466 | __le32 opts2; | |
467 | __le64 addr; | |
1da177e4 LT |
468 | }; |
469 | ||
470 | struct RxDesc { | |
6cccd6e7 REB |
471 | __le32 opts1; |
472 | __le32 opts2; | |
473 | __le64 addr; | |
1da177e4 LT |
474 | }; |
475 | ||
476 | struct ring_info { | |
477 | struct sk_buff *skb; | |
478 | u32 len; | |
479 | u8 __pad[sizeof(void *) - sizeof(u32)]; | |
480 | }; | |
481 | ||
f23e7fda | 482 | enum features { |
ccdffb9a FR |
483 | RTL_FEATURE_WOL = (1 << 0), |
484 | RTL_FEATURE_MSI = (1 << 1), | |
485 | RTL_FEATURE_GMII = (1 << 2), | |
f23e7fda FR |
486 | }; |
487 | ||
355423d0 IV |
488 | struct rtl8169_counters { |
489 | __le64 tx_packets; | |
490 | __le64 rx_packets; | |
491 | __le64 tx_errors; | |
492 | __le32 rx_errors; | |
493 | __le16 rx_missed; | |
494 | __le16 align_errors; | |
495 | __le32 tx_one_collision; | |
496 | __le32 tx_multi_collision; | |
497 | __le64 rx_unicast; | |
498 | __le64 rx_broadcast; | |
499 | __le32 rx_multicast; | |
500 | __le16 tx_aborted; | |
501 | __le16 tx_underun; | |
502 | }; | |
503 | ||
1da177e4 LT |
504 | struct rtl8169_private { |
505 | void __iomem *mmio_addr; /* memory map physical address */ | |
506 | struct pci_dev *pci_dev; /* Index of PCI device */ | |
c4028958 | 507 | struct net_device *dev; |
bea3348e | 508 | struct napi_struct napi; |
1da177e4 | 509 | spinlock_t lock; /* spin lock flag */ |
b57b7e5a | 510 | u32 msg_enable; |
1da177e4 LT |
511 | int chipset; |
512 | int mac_version; | |
1da177e4 LT |
513 | u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */ |
514 | u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */ | |
515 | u32 dirty_rx; | |
516 | u32 dirty_tx; | |
517 | struct TxDesc *TxDescArray; /* 256-aligned Tx descriptor ring */ | |
518 | struct RxDesc *RxDescArray; /* 256-aligned Rx descriptor ring */ | |
519 | dma_addr_t TxPhyAddr; | |
520 | dma_addr_t RxPhyAddr; | |
6f0333b8 | 521 | void *Rx_databuff[NUM_RX_DESC]; /* Rx data buffers */ |
1da177e4 | 522 | struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */ |
1da177e4 LT |
523 | struct timer_list timer; |
524 | u16 cp_cmd; | |
0e485150 FR |
525 | u16 intr_event; |
526 | u16 napi_event; | |
1da177e4 | 527 | u16 intr_mask; |
1da177e4 LT |
528 | int phy_1000_ctrl_reg; |
529 | #ifdef CONFIG_R8169_VLAN | |
530 | struct vlan_group *vlgrp; | |
531 | #endif | |
c0e45c1c | 532 | |
533 | struct mdio_ops { | |
534 | void (*write)(void __iomem *, int, int); | |
535 | int (*read)(void __iomem *, int); | |
536 | } mdio_ops; | |
537 | ||
065c27c1 | 538 | struct pll_power_ops { |
539 | void (*down)(struct rtl8169_private *); | |
540 | void (*up)(struct rtl8169_private *); | |
541 | } pll_power_ops; | |
542 | ||
1da177e4 | 543 | int (*set_speed)(struct net_device *, u8 autoneg, u16 speed, u8 duplex); |
ccdffb9a | 544 | int (*get_settings)(struct net_device *, struct ethtool_cmd *); |
4da19633 | 545 | void (*phy_reset_enable)(struct rtl8169_private *tp); |
07ce4064 | 546 | void (*hw_start)(struct net_device *); |
4da19633 | 547 | unsigned int (*phy_reset_pending)(struct rtl8169_private *tp); |
1da177e4 | 548 | unsigned int (*link_ok)(void __iomem *); |
8b4ab28d | 549 | int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd); |
9c14ceaf | 550 | int pcie_cap; |
c4028958 | 551 | struct delayed_work task; |
f23e7fda | 552 | unsigned features; |
ccdffb9a FR |
553 | |
554 | struct mii_if_info mii; | |
355423d0 | 555 | struct rtl8169_counters counters; |
e1759441 | 556 | u32 saved_wolopts; |
1da177e4 LT |
557 | }; |
558 | ||
979b6c13 | 559 | MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); |
1da177e4 | 560 | MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver"); |
1da177e4 | 561 | module_param(use_dac, int, 0); |
4300e8c7 | 562 | MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot."); |
b57b7e5a SH |
563 | module_param_named(debug, debug.msg_enable, int, 0); |
564 | MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)"); | |
1da177e4 LT |
565 | MODULE_LICENSE("GPL"); |
566 | MODULE_VERSION(RTL8169_VERSION); | |
bca03d5f | 567 | MODULE_FIRMWARE(FIRMWARE_8168D_1); |
568 | MODULE_FIRMWARE(FIRMWARE_8168D_2); | |
1da177e4 LT |
569 | |
570 | static int rtl8169_open(struct net_device *dev); | |
61357325 SH |
571 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
572 | struct net_device *dev); | |
7d12e780 | 573 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance); |
1da177e4 | 574 | static int rtl8169_init_ring(struct net_device *dev); |
07ce4064 | 575 | static void rtl_hw_start(struct net_device *dev); |
1da177e4 | 576 | static int rtl8169_close(struct net_device *dev); |
07ce4064 | 577 | static void rtl_set_rx_mode(struct net_device *dev); |
1da177e4 | 578 | static void rtl8169_tx_timeout(struct net_device *dev); |
4dcb7d33 | 579 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev); |
1da177e4 | 580 | static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *, |
bea3348e | 581 | void __iomem *, u32 budget); |
4dcb7d33 | 582 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu); |
1da177e4 | 583 | static void rtl8169_down(struct net_device *dev); |
99f252b0 | 584 | static void rtl8169_rx_clear(struct rtl8169_private *tp); |
bea3348e | 585 | static int rtl8169_poll(struct napi_struct *napi, int budget); |
1da177e4 | 586 | |
1da177e4 | 587 | static const unsigned int rtl8169_rx_config = |
5b0384f4 | 588 | (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); |
1da177e4 | 589 | |
b646d900 | 590 | static u32 ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg) |
591 | { | |
592 | void __iomem *ioaddr = tp->mmio_addr; | |
593 | int i; | |
594 | ||
595 | RTL_W32(OCPAR, ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); | |
596 | for (i = 0; i < 20; i++) { | |
597 | udelay(100); | |
598 | if (RTL_R32(OCPAR) & OCPAR_FLAG) | |
599 | break; | |
600 | } | |
601 | return RTL_R32(OCPDR); | |
602 | } | |
603 | ||
604 | static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data) | |
605 | { | |
606 | void __iomem *ioaddr = tp->mmio_addr; | |
607 | int i; | |
608 | ||
609 | RTL_W32(OCPDR, data); | |
610 | RTL_W32(OCPAR, OCPAR_FLAG | ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); | |
611 | for (i = 0; i < 20; i++) { | |
612 | udelay(100); | |
613 | if ((RTL_R32(OCPAR) & OCPAR_FLAG) == 0) | |
614 | break; | |
615 | } | |
616 | } | |
617 | ||
618 | static void rtl8168_oob_notify(void __iomem *ioaddr, u8 cmd) | |
619 | { | |
620 | int i; | |
621 | ||
622 | RTL_W8(ERIDR, cmd); | |
623 | RTL_W32(ERIAR, 0x800010e8); | |
624 | msleep(2); | |
625 | for (i = 0; i < 5; i++) { | |
626 | udelay(100); | |
627 | if (!(RTL_R32(ERIDR) & ERIAR_FLAG)) | |
628 | break; | |
629 | } | |
630 | ||
631 | ocp_write(ioaddr, 0x1, 0x30, 0x00000001); | |
632 | } | |
633 | ||
634 | #define OOB_CMD_RESET 0x00 | |
635 | #define OOB_CMD_DRIVER_START 0x05 | |
636 | #define OOB_CMD_DRIVER_STOP 0x06 | |
637 | ||
638 | static void rtl8168_driver_start(struct rtl8169_private *tp) | |
639 | { | |
640 | int i; | |
641 | ||
642 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_START); | |
643 | ||
644 | for (i = 0; i < 10; i++) { | |
645 | msleep(10); | |
646 | if (ocp_read(tp, 0x0f, 0x0010) & 0x00000800) | |
647 | break; | |
648 | } | |
649 | } | |
650 | ||
651 | static void rtl8168_driver_stop(struct rtl8169_private *tp) | |
652 | { | |
653 | int i; | |
654 | ||
655 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_STOP); | |
656 | ||
657 | for (i = 0; i < 10; i++) { | |
658 | msleep(10); | |
659 | if ((ocp_read(tp, 0x0f, 0x0010) & 0x00000800) == 0) | |
660 | break; | |
661 | } | |
662 | } | |
663 | ||
664 | ||
4da19633 | 665 | static void r8169_mdio_write(void __iomem *ioaddr, int reg_addr, int value) |
1da177e4 LT |
666 | { |
667 | int i; | |
668 | ||
a6baf3af | 669 | RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff)); |
1da177e4 | 670 | |
2371408c | 671 | for (i = 20; i > 0; i--) { |
07d3f51f FR |
672 | /* |
673 | * Check if the RTL8169 has completed writing to the specified | |
674 | * MII register. | |
675 | */ | |
5b0384f4 | 676 | if (!(RTL_R32(PHYAR) & 0x80000000)) |
1da177e4 | 677 | break; |
2371408c | 678 | udelay(25); |
1da177e4 | 679 | } |
024a07ba | 680 | /* |
81a95f04 TT |
681 | * According to hardware specs a 20us delay is required after write |
682 | * complete indication, but before sending next command. | |
024a07ba | 683 | */ |
81a95f04 | 684 | udelay(20); |
1da177e4 LT |
685 | } |
686 | ||
4da19633 | 687 | static int r8169_mdio_read(void __iomem *ioaddr, int reg_addr) |
1da177e4 LT |
688 | { |
689 | int i, value = -1; | |
690 | ||
a6baf3af | 691 | RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16); |
1da177e4 | 692 | |
2371408c | 693 | for (i = 20; i > 0; i--) { |
07d3f51f FR |
694 | /* |
695 | * Check if the RTL8169 has completed retrieving data from | |
696 | * the specified MII register. | |
697 | */ | |
1da177e4 | 698 | if (RTL_R32(PHYAR) & 0x80000000) { |
a6baf3af | 699 | value = RTL_R32(PHYAR) & 0xffff; |
1da177e4 LT |
700 | break; |
701 | } | |
2371408c | 702 | udelay(25); |
1da177e4 | 703 | } |
81a95f04 TT |
704 | /* |
705 | * According to hardware specs a 20us delay is required after read | |
706 | * complete indication, but before sending next command. | |
707 | */ | |
708 | udelay(20); | |
709 | ||
1da177e4 LT |
710 | return value; |
711 | } | |
712 | ||
c0e45c1c | 713 | static void r8168dp_1_mdio_access(void __iomem *ioaddr, int reg_addr, u32 data) |
714 | { | |
715 | int i; | |
716 | ||
717 | RTL_W32(OCPDR, data | | |
718 | ((reg_addr & OCPDR_REG_MASK) << OCPDR_GPHY_REG_SHIFT)); | |
719 | RTL_W32(OCPAR, OCPAR_GPHY_WRITE_CMD); | |
720 | RTL_W32(EPHY_RXER_NUM, 0); | |
721 | ||
722 | for (i = 0; i < 100; i++) { | |
723 | mdelay(1); | |
724 | if (!(RTL_R32(OCPAR) & OCPAR_FLAG)) | |
725 | break; | |
726 | } | |
727 | } | |
728 | ||
729 | static void r8168dp_1_mdio_write(void __iomem *ioaddr, int reg_addr, int value) | |
730 | { | |
731 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_WRITE_CMD | | |
732 | (value & OCPDR_DATA_MASK)); | |
733 | } | |
734 | ||
735 | static int r8168dp_1_mdio_read(void __iomem *ioaddr, int reg_addr) | |
736 | { | |
737 | int i; | |
738 | ||
739 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_READ_CMD); | |
740 | ||
741 | mdelay(1); | |
742 | RTL_W32(OCPAR, OCPAR_GPHY_READ_CMD); | |
743 | RTL_W32(EPHY_RXER_NUM, 0); | |
744 | ||
745 | for (i = 0; i < 100; i++) { | |
746 | mdelay(1); | |
747 | if (RTL_R32(OCPAR) & OCPAR_FLAG) | |
748 | break; | |
749 | } | |
750 | ||
751 | return RTL_R32(OCPDR) & OCPDR_DATA_MASK; | |
752 | } | |
753 | ||
e6de30d6 | 754 | #define R8168DP_1_MDIO_ACCESS_BIT 0x00020000 |
755 | ||
756 | static void r8168dp_2_mdio_start(void __iomem *ioaddr) | |
757 | { | |
758 | RTL_W32(0xd0, RTL_R32(0xd0) & ~R8168DP_1_MDIO_ACCESS_BIT); | |
759 | } | |
760 | ||
761 | static void r8168dp_2_mdio_stop(void __iomem *ioaddr) | |
762 | { | |
763 | RTL_W32(0xd0, RTL_R32(0xd0) | R8168DP_1_MDIO_ACCESS_BIT); | |
764 | } | |
765 | ||
766 | static void r8168dp_2_mdio_write(void __iomem *ioaddr, int reg_addr, int value) | |
767 | { | |
768 | r8168dp_2_mdio_start(ioaddr); | |
769 | ||
770 | r8169_mdio_write(ioaddr, reg_addr, value); | |
771 | ||
772 | r8168dp_2_mdio_stop(ioaddr); | |
773 | } | |
774 | ||
775 | static int r8168dp_2_mdio_read(void __iomem *ioaddr, int reg_addr) | |
776 | { | |
777 | int value; | |
778 | ||
779 | r8168dp_2_mdio_start(ioaddr); | |
780 | ||
781 | value = r8169_mdio_read(ioaddr, reg_addr); | |
782 | ||
783 | r8168dp_2_mdio_stop(ioaddr); | |
784 | ||
785 | return value; | |
786 | } | |
787 | ||
4da19633 | 788 | static void rtl_writephy(struct rtl8169_private *tp, int location, u32 val) |
dacf8154 | 789 | { |
c0e45c1c | 790 | tp->mdio_ops.write(tp->mmio_addr, location, val); |
dacf8154 FR |
791 | } |
792 | ||
4da19633 | 793 | static int rtl_readphy(struct rtl8169_private *tp, int location) |
794 | { | |
c0e45c1c | 795 | return tp->mdio_ops.read(tp->mmio_addr, location); |
4da19633 | 796 | } |
797 | ||
798 | static void rtl_patchphy(struct rtl8169_private *tp, int reg_addr, int value) | |
799 | { | |
800 | rtl_writephy(tp, reg_addr, rtl_readphy(tp, reg_addr) | value); | |
801 | } | |
802 | ||
803 | static void rtl_w1w0_phy(struct rtl8169_private *tp, int reg_addr, int p, int m) | |
daf9df6d | 804 | { |
805 | int val; | |
806 | ||
4da19633 | 807 | val = rtl_readphy(tp, reg_addr); |
808 | rtl_writephy(tp, reg_addr, (val | p) & ~m); | |
daf9df6d | 809 | } |
810 | ||
ccdffb9a FR |
811 | static void rtl_mdio_write(struct net_device *dev, int phy_id, int location, |
812 | int val) | |
813 | { | |
814 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a | 815 | |
4da19633 | 816 | rtl_writephy(tp, location, val); |
ccdffb9a FR |
817 | } |
818 | ||
819 | static int rtl_mdio_read(struct net_device *dev, int phy_id, int location) | |
820 | { | |
821 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a | 822 | |
4da19633 | 823 | return rtl_readphy(tp, location); |
ccdffb9a FR |
824 | } |
825 | ||
dacf8154 FR |
826 | static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value) |
827 | { | |
828 | unsigned int i; | |
829 | ||
830 | RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) | | |
831 | (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); | |
832 | ||
833 | for (i = 0; i < 100; i++) { | |
834 | if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG)) | |
835 | break; | |
836 | udelay(10); | |
837 | } | |
838 | } | |
839 | ||
840 | static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr) | |
841 | { | |
842 | u16 value = 0xffff; | |
843 | unsigned int i; | |
844 | ||
845 | RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); | |
846 | ||
847 | for (i = 0; i < 100; i++) { | |
848 | if (RTL_R32(EPHYAR) & EPHYAR_FLAG) { | |
849 | value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK; | |
850 | break; | |
851 | } | |
852 | udelay(10); | |
853 | } | |
854 | ||
855 | return value; | |
856 | } | |
857 | ||
858 | static void rtl_csi_write(void __iomem *ioaddr, int addr, int value) | |
859 | { | |
860 | unsigned int i; | |
861 | ||
862 | RTL_W32(CSIDR, value); | |
863 | RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) | | |
864 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); | |
865 | ||
866 | for (i = 0; i < 100; i++) { | |
867 | if (!(RTL_R32(CSIAR) & CSIAR_FLAG)) | |
868 | break; | |
869 | udelay(10); | |
870 | } | |
871 | } | |
872 | ||
873 | static u32 rtl_csi_read(void __iomem *ioaddr, int addr) | |
874 | { | |
875 | u32 value = ~0x00; | |
876 | unsigned int i; | |
877 | ||
878 | RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) | | |
879 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); | |
880 | ||
881 | for (i = 0; i < 100; i++) { | |
882 | if (RTL_R32(CSIAR) & CSIAR_FLAG) { | |
883 | value = RTL_R32(CSIDR); | |
884 | break; | |
885 | } | |
886 | udelay(10); | |
887 | } | |
888 | ||
889 | return value; | |
890 | } | |
891 | ||
daf9df6d | 892 | static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr) |
893 | { | |
894 | u8 value = 0xff; | |
895 | unsigned int i; | |
896 | ||
897 | RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT); | |
898 | ||
899 | for (i = 0; i < 300; i++) { | |
900 | if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) { | |
901 | value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK; | |
902 | break; | |
903 | } | |
904 | udelay(100); | |
905 | } | |
906 | ||
907 | return value; | |
908 | } | |
909 | ||
1da177e4 LT |
910 | static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr) |
911 | { | |
912 | RTL_W16(IntrMask, 0x0000); | |
913 | ||
914 | RTL_W16(IntrStatus, 0xffff); | |
915 | } | |
916 | ||
917 | static void rtl8169_asic_down(void __iomem *ioaddr) | |
918 | { | |
919 | RTL_W8(ChipCmd, 0x00); | |
920 | rtl8169_irq_mask_and_ack(ioaddr); | |
921 | RTL_R16(CPlusCmd); | |
922 | } | |
923 | ||
4da19633 | 924 | static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp) |
1da177e4 | 925 | { |
4da19633 | 926 | void __iomem *ioaddr = tp->mmio_addr; |
927 | ||
1da177e4 LT |
928 | return RTL_R32(TBICSR) & TBIReset; |
929 | } | |
930 | ||
4da19633 | 931 | static unsigned int rtl8169_xmii_reset_pending(struct rtl8169_private *tp) |
1da177e4 | 932 | { |
4da19633 | 933 | return rtl_readphy(tp, MII_BMCR) & BMCR_RESET; |
1da177e4 LT |
934 | } |
935 | ||
936 | static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr) | |
937 | { | |
938 | return RTL_R32(TBICSR) & TBILinkOk; | |
939 | } | |
940 | ||
941 | static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr) | |
942 | { | |
943 | return RTL_R8(PHYstatus) & LinkStatus; | |
944 | } | |
945 | ||
4da19633 | 946 | static void rtl8169_tbi_reset_enable(struct rtl8169_private *tp) |
1da177e4 | 947 | { |
4da19633 | 948 | void __iomem *ioaddr = tp->mmio_addr; |
949 | ||
1da177e4 LT |
950 | RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset); |
951 | } | |
952 | ||
4da19633 | 953 | static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp) |
1da177e4 LT |
954 | { |
955 | unsigned int val; | |
956 | ||
4da19633 | 957 | val = rtl_readphy(tp, MII_BMCR) | BMCR_RESET; |
958 | rtl_writephy(tp, MII_BMCR, val & 0xffff); | |
1da177e4 LT |
959 | } |
960 | ||
e4fbce74 | 961 | static void __rtl8169_check_link_status(struct net_device *dev, |
07d3f51f | 962 | struct rtl8169_private *tp, |
e4fbce74 RW |
963 | void __iomem *ioaddr, |
964 | bool pm) | |
1da177e4 LT |
965 | { |
966 | unsigned long flags; | |
967 | ||
968 | spin_lock_irqsave(&tp->lock, flags); | |
969 | if (tp->link_ok(ioaddr)) { | |
e1759441 | 970 | /* This is to cancel a scheduled suspend if there's one. */ |
e4fbce74 RW |
971 | if (pm) |
972 | pm_request_resume(&tp->pci_dev->dev); | |
1da177e4 | 973 | netif_carrier_on(dev); |
bf82c189 | 974 | netif_info(tp, ifup, dev, "link up\n"); |
b57b7e5a | 975 | } else { |
1da177e4 | 976 | netif_carrier_off(dev); |
bf82c189 | 977 | netif_info(tp, ifdown, dev, "link down\n"); |
e4fbce74 RW |
978 | if (pm) |
979 | pm_schedule_suspend(&tp->pci_dev->dev, 100); | |
b57b7e5a | 980 | } |
1da177e4 LT |
981 | spin_unlock_irqrestore(&tp->lock, flags); |
982 | } | |
983 | ||
e4fbce74 RW |
984 | static void rtl8169_check_link_status(struct net_device *dev, |
985 | struct rtl8169_private *tp, | |
986 | void __iomem *ioaddr) | |
987 | { | |
988 | __rtl8169_check_link_status(dev, tp, ioaddr, false); | |
989 | } | |
990 | ||
e1759441 RW |
991 | #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST) |
992 | ||
993 | static u32 __rtl8169_get_wol(struct rtl8169_private *tp) | |
61a4dcc2 | 994 | { |
61a4dcc2 FR |
995 | void __iomem *ioaddr = tp->mmio_addr; |
996 | u8 options; | |
e1759441 | 997 | u32 wolopts = 0; |
61a4dcc2 FR |
998 | |
999 | options = RTL_R8(Config1); | |
1000 | if (!(options & PMEnable)) | |
e1759441 | 1001 | return 0; |
61a4dcc2 FR |
1002 | |
1003 | options = RTL_R8(Config3); | |
1004 | if (options & LinkUp) | |
e1759441 | 1005 | wolopts |= WAKE_PHY; |
61a4dcc2 | 1006 | if (options & MagicPacket) |
e1759441 | 1007 | wolopts |= WAKE_MAGIC; |
61a4dcc2 FR |
1008 | |
1009 | options = RTL_R8(Config5); | |
1010 | if (options & UWF) | |
e1759441 | 1011 | wolopts |= WAKE_UCAST; |
61a4dcc2 | 1012 | if (options & BWF) |
e1759441 | 1013 | wolopts |= WAKE_BCAST; |
61a4dcc2 | 1014 | if (options & MWF) |
e1759441 | 1015 | wolopts |= WAKE_MCAST; |
61a4dcc2 | 1016 | |
e1759441 | 1017 | return wolopts; |
61a4dcc2 FR |
1018 | } |
1019 | ||
e1759441 | 1020 | static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
61a4dcc2 FR |
1021 | { |
1022 | struct rtl8169_private *tp = netdev_priv(dev); | |
e1759441 RW |
1023 | |
1024 | spin_lock_irq(&tp->lock); | |
1025 | ||
1026 | wol->supported = WAKE_ANY; | |
1027 | wol->wolopts = __rtl8169_get_wol(tp); | |
1028 | ||
1029 | spin_unlock_irq(&tp->lock); | |
1030 | } | |
1031 | ||
1032 | static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts) | |
1033 | { | |
61a4dcc2 | 1034 | void __iomem *ioaddr = tp->mmio_addr; |
07d3f51f | 1035 | unsigned int i; |
350f7596 | 1036 | static const struct { |
61a4dcc2 FR |
1037 | u32 opt; |
1038 | u16 reg; | |
1039 | u8 mask; | |
1040 | } cfg[] = { | |
1041 | { WAKE_ANY, Config1, PMEnable }, | |
1042 | { WAKE_PHY, Config3, LinkUp }, | |
1043 | { WAKE_MAGIC, Config3, MagicPacket }, | |
1044 | { WAKE_UCAST, Config5, UWF }, | |
1045 | { WAKE_BCAST, Config5, BWF }, | |
1046 | { WAKE_MCAST, Config5, MWF }, | |
1047 | { WAKE_ANY, Config5, LanWake } | |
1048 | }; | |
1049 | ||
61a4dcc2 FR |
1050 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
1051 | ||
1052 | for (i = 0; i < ARRAY_SIZE(cfg); i++) { | |
1053 | u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask; | |
e1759441 | 1054 | if (wolopts & cfg[i].opt) |
61a4dcc2 FR |
1055 | options |= cfg[i].mask; |
1056 | RTL_W8(cfg[i].reg, options); | |
1057 | } | |
1058 | ||
1059 | RTL_W8(Cfg9346, Cfg9346_Lock); | |
e1759441 RW |
1060 | } |
1061 | ||
1062 | static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
1063 | { | |
1064 | struct rtl8169_private *tp = netdev_priv(dev); | |
1065 | ||
1066 | spin_lock_irq(&tp->lock); | |
61a4dcc2 | 1067 | |
f23e7fda FR |
1068 | if (wol->wolopts) |
1069 | tp->features |= RTL_FEATURE_WOL; | |
1070 | else | |
1071 | tp->features &= ~RTL_FEATURE_WOL; | |
e1759441 | 1072 | __rtl8169_set_wol(tp, wol->wolopts); |
61a4dcc2 FR |
1073 | spin_unlock_irq(&tp->lock); |
1074 | ||
ea80907f | 1075 | device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts); |
1076 | ||
61a4dcc2 FR |
1077 | return 0; |
1078 | } | |
1079 | ||
1da177e4 LT |
1080 | static void rtl8169_get_drvinfo(struct net_device *dev, |
1081 | struct ethtool_drvinfo *info) | |
1082 | { | |
1083 | struct rtl8169_private *tp = netdev_priv(dev); | |
1084 | ||
1085 | strcpy(info->driver, MODULENAME); | |
1086 | strcpy(info->version, RTL8169_VERSION); | |
1087 | strcpy(info->bus_info, pci_name(tp->pci_dev)); | |
1088 | } | |
1089 | ||
1090 | static int rtl8169_get_regs_len(struct net_device *dev) | |
1091 | { | |
1092 | return R8169_REGS_SIZE; | |
1093 | } | |
1094 | ||
1095 | static int rtl8169_set_speed_tbi(struct net_device *dev, | |
1096 | u8 autoneg, u16 speed, u8 duplex) | |
1097 | { | |
1098 | struct rtl8169_private *tp = netdev_priv(dev); | |
1099 | void __iomem *ioaddr = tp->mmio_addr; | |
1100 | int ret = 0; | |
1101 | u32 reg; | |
1102 | ||
1103 | reg = RTL_R32(TBICSR); | |
1104 | if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) && | |
1105 | (duplex == DUPLEX_FULL)) { | |
1106 | RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart)); | |
1107 | } else if (autoneg == AUTONEG_ENABLE) | |
1108 | RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart); | |
1109 | else { | |
bf82c189 JP |
1110 | netif_warn(tp, link, dev, |
1111 | "incorrect speed setting refused in TBI mode\n"); | |
1da177e4 LT |
1112 | ret = -EOPNOTSUPP; |
1113 | } | |
1114 | ||
1115 | return ret; | |
1116 | } | |
1117 | ||
1118 | static int rtl8169_set_speed_xmii(struct net_device *dev, | |
1119 | u8 autoneg, u16 speed, u8 duplex) | |
1120 | { | |
1121 | struct rtl8169_private *tp = netdev_priv(dev); | |
3577aa1b | 1122 | int giga_ctrl, bmcr; |
1da177e4 LT |
1123 | |
1124 | if (autoneg == AUTONEG_ENABLE) { | |
3577aa1b | 1125 | int auto_nego; |
1126 | ||
4da19633 | 1127 | auto_nego = rtl_readphy(tp, MII_ADVERTISE); |
64e4bfb4 FR |
1128 | auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL | |
1129 | ADVERTISE_100HALF | ADVERTISE_100FULL); | |
3577aa1b | 1130 | auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; |
1da177e4 | 1131 | |
4da19633 | 1132 | giga_ctrl = rtl_readphy(tp, MII_CTRL1000); |
3577aa1b | 1133 | giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); |
bcf0bf90 | 1134 | |
3577aa1b | 1135 | /* The 8100e/8101e/8102e do Fast Ethernet only. */ |
1136 | if ((tp->mac_version != RTL_GIGA_MAC_VER_07) && | |
1137 | (tp->mac_version != RTL_GIGA_MAC_VER_08) && | |
1138 | (tp->mac_version != RTL_GIGA_MAC_VER_09) && | |
1139 | (tp->mac_version != RTL_GIGA_MAC_VER_10) && | |
1140 | (tp->mac_version != RTL_GIGA_MAC_VER_13) && | |
1141 | (tp->mac_version != RTL_GIGA_MAC_VER_14) && | |
1142 | (tp->mac_version != RTL_GIGA_MAC_VER_15) && | |
1143 | (tp->mac_version != RTL_GIGA_MAC_VER_16)) { | |
1144 | giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; | |
bf82c189 JP |
1145 | } else { |
1146 | netif_info(tp, link, dev, | |
1147 | "PHY does not support 1000Mbps\n"); | |
bcf0bf90 | 1148 | } |
1da177e4 | 1149 | |
3577aa1b | 1150 | bmcr = BMCR_ANENABLE | BMCR_ANRESTART; |
1151 | ||
1152 | if ((tp->mac_version == RTL_GIGA_MAC_VER_11) || | |
1153 | (tp->mac_version == RTL_GIGA_MAC_VER_12) || | |
1154 | (tp->mac_version >= RTL_GIGA_MAC_VER_17)) { | |
1155 | /* | |
1156 | * Wake up the PHY. | |
1157 | * Vendor specific (0x1f) and reserved (0x0e) MII | |
1158 | * registers. | |
1159 | */ | |
4da19633 | 1160 | rtl_writephy(tp, 0x1f, 0x0000); |
1161 | rtl_writephy(tp, 0x0e, 0x0000); | |
3577aa1b | 1162 | } |
1163 | ||
4da19633 | 1164 | rtl_writephy(tp, MII_ADVERTISE, auto_nego); |
1165 | rtl_writephy(tp, MII_CTRL1000, giga_ctrl); | |
3577aa1b | 1166 | } else { |
1167 | giga_ctrl = 0; | |
1168 | ||
1169 | if (speed == SPEED_10) | |
1170 | bmcr = 0; | |
1171 | else if (speed == SPEED_100) | |
1172 | bmcr = BMCR_SPEED100; | |
1173 | else | |
1174 | return -EINVAL; | |
1175 | ||
1176 | if (duplex == DUPLEX_FULL) | |
1177 | bmcr |= BMCR_FULLDPLX; | |
623a1593 | 1178 | |
4da19633 | 1179 | rtl_writephy(tp, 0x1f, 0x0000); |
2584fbc3 RS |
1180 | } |
1181 | ||
1da177e4 LT |
1182 | tp->phy_1000_ctrl_reg = giga_ctrl; |
1183 | ||
4da19633 | 1184 | rtl_writephy(tp, MII_BMCR, bmcr); |
3577aa1b | 1185 | |
1186 | if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || | |
1187 | (tp->mac_version == RTL_GIGA_MAC_VER_03)) { | |
1188 | if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) { | |
4da19633 | 1189 | rtl_writephy(tp, 0x17, 0x2138); |
1190 | rtl_writephy(tp, 0x0e, 0x0260); | |
3577aa1b | 1191 | } else { |
4da19633 | 1192 | rtl_writephy(tp, 0x17, 0x2108); |
1193 | rtl_writephy(tp, 0x0e, 0x0000); | |
3577aa1b | 1194 | } |
1195 | } | |
1196 | ||
1da177e4 LT |
1197 | return 0; |
1198 | } | |
1199 | ||
1200 | static int rtl8169_set_speed(struct net_device *dev, | |
1201 | u8 autoneg, u16 speed, u8 duplex) | |
1202 | { | |
1203 | struct rtl8169_private *tp = netdev_priv(dev); | |
1204 | int ret; | |
1205 | ||
1206 | ret = tp->set_speed(dev, autoneg, speed, duplex); | |
1207 | ||
64e4bfb4 | 1208 | if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) |
1da177e4 LT |
1209 | mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT); |
1210 | ||
1211 | return ret; | |
1212 | } | |
1213 | ||
1214 | static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
1215 | { | |
1216 | struct rtl8169_private *tp = netdev_priv(dev); | |
1217 | unsigned long flags; | |
1218 | int ret; | |
1219 | ||
1220 | spin_lock_irqsave(&tp->lock, flags); | |
1221 | ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex); | |
1222 | spin_unlock_irqrestore(&tp->lock, flags); | |
5b0384f4 | 1223 | |
1da177e4 LT |
1224 | return ret; |
1225 | } | |
1226 | ||
1227 | static u32 rtl8169_get_rx_csum(struct net_device *dev) | |
1228 | { | |
1229 | struct rtl8169_private *tp = netdev_priv(dev); | |
1230 | ||
1231 | return tp->cp_cmd & RxChkSum; | |
1232 | } | |
1233 | ||
1234 | static int rtl8169_set_rx_csum(struct net_device *dev, u32 data) | |
1235 | { | |
1236 | struct rtl8169_private *tp = netdev_priv(dev); | |
1237 | void __iomem *ioaddr = tp->mmio_addr; | |
1238 | unsigned long flags; | |
1239 | ||
1240 | spin_lock_irqsave(&tp->lock, flags); | |
1241 | ||
1242 | if (data) | |
1243 | tp->cp_cmd |= RxChkSum; | |
1244 | else | |
1245 | tp->cp_cmd &= ~RxChkSum; | |
1246 | ||
1247 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
1248 | RTL_R16(CPlusCmd); | |
1249 | ||
1250 | spin_unlock_irqrestore(&tp->lock, flags); | |
1251 | ||
1252 | return 0; | |
1253 | } | |
1254 | ||
1255 | #ifdef CONFIG_R8169_VLAN | |
1256 | ||
1257 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, | |
1258 | struct sk_buff *skb) | |
1259 | { | |
eab6d18d | 1260 | return (vlan_tx_tag_present(skb)) ? |
1da177e4 LT |
1261 | TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00; |
1262 | } | |
1263 | ||
1264 | static void rtl8169_vlan_rx_register(struct net_device *dev, | |
1265 | struct vlan_group *grp) | |
1266 | { | |
1267 | struct rtl8169_private *tp = netdev_priv(dev); | |
1268 | void __iomem *ioaddr = tp->mmio_addr; | |
1269 | unsigned long flags; | |
1270 | ||
1271 | spin_lock_irqsave(&tp->lock, flags); | |
1272 | tp->vlgrp = grp; | |
05af2142 SW |
1273 | /* |
1274 | * Do not disable RxVlan on 8110SCd. | |
1275 | */ | |
1276 | if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05)) | |
1da177e4 LT |
1277 | tp->cp_cmd |= RxVlan; |
1278 | else | |
1279 | tp->cp_cmd &= ~RxVlan; | |
1280 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
1281 | RTL_R16(CPlusCmd); | |
1282 | spin_unlock_irqrestore(&tp->lock, flags); | |
1283 | } | |
1284 | ||
1da177e4 | 1285 | static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, |
630b943c | 1286 | struct sk_buff *skb, int polling) |
1da177e4 LT |
1287 | { |
1288 | u32 opts2 = le32_to_cpu(desc->opts2); | |
865c652d | 1289 | struct vlan_group *vlgrp = tp->vlgrp; |
1da177e4 LT |
1290 | int ret; |
1291 | ||
865c652d | 1292 | if (vlgrp && (opts2 & RxVlanTag)) { |
2edae08e ED |
1293 | u16 vtag = swab16(opts2 & 0xffff); |
1294 | ||
1295 | if (likely(polling)) | |
1296 | vlan_gro_receive(&tp->napi, vlgrp, vtag, skb); | |
1297 | else | |
1298 | __vlan_hwaccel_rx(skb, vlgrp, vtag, polling); | |
1da177e4 LT |
1299 | ret = 0; |
1300 | } else | |
1301 | ret = -1; | |
1302 | desc->opts2 = 0; | |
1303 | return ret; | |
1304 | } | |
1305 | ||
1306 | #else /* !CONFIG_R8169_VLAN */ | |
1307 | ||
1308 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, | |
1309 | struct sk_buff *skb) | |
1310 | { | |
1311 | return 0; | |
1312 | } | |
1313 | ||
1314 | static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, | |
630b943c | 1315 | struct sk_buff *skb, int polling) |
1da177e4 LT |
1316 | { |
1317 | return -1; | |
1318 | } | |
1319 | ||
1320 | #endif | |
1321 | ||
ccdffb9a | 1322 | static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd) |
1da177e4 LT |
1323 | { |
1324 | struct rtl8169_private *tp = netdev_priv(dev); | |
1325 | void __iomem *ioaddr = tp->mmio_addr; | |
1326 | u32 status; | |
1327 | ||
1328 | cmd->supported = | |
1329 | SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE; | |
1330 | cmd->port = PORT_FIBRE; | |
1331 | cmd->transceiver = XCVR_INTERNAL; | |
1332 | ||
1333 | status = RTL_R32(TBICSR); | |
1334 | cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0; | |
1335 | cmd->autoneg = !!(status & TBINwEnable); | |
1336 | ||
1337 | cmd->speed = SPEED_1000; | |
1338 | cmd->duplex = DUPLEX_FULL; /* Always set */ | |
ccdffb9a FR |
1339 | |
1340 | return 0; | |
1da177e4 LT |
1341 | } |
1342 | ||
ccdffb9a | 1343 | static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd) |
1da177e4 LT |
1344 | { |
1345 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a FR |
1346 | |
1347 | return mii_ethtool_gset(&tp->mii, cmd); | |
1da177e4 LT |
1348 | } |
1349 | ||
1350 | static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
1351 | { | |
1352 | struct rtl8169_private *tp = netdev_priv(dev); | |
1353 | unsigned long flags; | |
ccdffb9a | 1354 | int rc; |
1da177e4 LT |
1355 | |
1356 | spin_lock_irqsave(&tp->lock, flags); | |
1357 | ||
ccdffb9a | 1358 | rc = tp->get_settings(dev, cmd); |
1da177e4 LT |
1359 | |
1360 | spin_unlock_irqrestore(&tp->lock, flags); | |
ccdffb9a | 1361 | return rc; |
1da177e4 LT |
1362 | } |
1363 | ||
1364 | static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs, | |
1365 | void *p) | |
1366 | { | |
5b0384f4 FR |
1367 | struct rtl8169_private *tp = netdev_priv(dev); |
1368 | unsigned long flags; | |
1da177e4 | 1369 | |
5b0384f4 FR |
1370 | if (regs->len > R8169_REGS_SIZE) |
1371 | regs->len = R8169_REGS_SIZE; | |
1da177e4 | 1372 | |
5b0384f4 FR |
1373 | spin_lock_irqsave(&tp->lock, flags); |
1374 | memcpy_fromio(p, tp->mmio_addr, regs->len); | |
1375 | spin_unlock_irqrestore(&tp->lock, flags); | |
1da177e4 LT |
1376 | } |
1377 | ||
b57b7e5a SH |
1378 | static u32 rtl8169_get_msglevel(struct net_device *dev) |
1379 | { | |
1380 | struct rtl8169_private *tp = netdev_priv(dev); | |
1381 | ||
1382 | return tp->msg_enable; | |
1383 | } | |
1384 | ||
1385 | static void rtl8169_set_msglevel(struct net_device *dev, u32 value) | |
1386 | { | |
1387 | struct rtl8169_private *tp = netdev_priv(dev); | |
1388 | ||
1389 | tp->msg_enable = value; | |
1390 | } | |
1391 | ||
d4a3a0fc SH |
1392 | static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = { |
1393 | "tx_packets", | |
1394 | "rx_packets", | |
1395 | "tx_errors", | |
1396 | "rx_errors", | |
1397 | "rx_missed", | |
1398 | "align_errors", | |
1399 | "tx_single_collisions", | |
1400 | "tx_multi_collisions", | |
1401 | "unicast", | |
1402 | "broadcast", | |
1403 | "multicast", | |
1404 | "tx_aborted", | |
1405 | "tx_underrun", | |
1406 | }; | |
1407 | ||
b9f2c044 | 1408 | static int rtl8169_get_sset_count(struct net_device *dev, int sset) |
d4a3a0fc | 1409 | { |
b9f2c044 JG |
1410 | switch (sset) { |
1411 | case ETH_SS_STATS: | |
1412 | return ARRAY_SIZE(rtl8169_gstrings); | |
1413 | default: | |
1414 | return -EOPNOTSUPP; | |
1415 | } | |
d4a3a0fc SH |
1416 | } |
1417 | ||
355423d0 | 1418 | static void rtl8169_update_counters(struct net_device *dev) |
d4a3a0fc SH |
1419 | { |
1420 | struct rtl8169_private *tp = netdev_priv(dev); | |
1421 | void __iomem *ioaddr = tp->mmio_addr; | |
1422 | struct rtl8169_counters *counters; | |
1423 | dma_addr_t paddr; | |
1424 | u32 cmd; | |
355423d0 | 1425 | int wait = 1000; |
48addcc9 | 1426 | struct device *d = &tp->pci_dev->dev; |
d4a3a0fc | 1427 | |
355423d0 IV |
1428 | /* |
1429 | * Some chips are unable to dump tally counters when the receiver | |
1430 | * is disabled. | |
1431 | */ | |
1432 | if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0) | |
1433 | return; | |
d4a3a0fc | 1434 | |
48addcc9 | 1435 | counters = dma_alloc_coherent(d, sizeof(*counters), &paddr, GFP_KERNEL); |
d4a3a0fc SH |
1436 | if (!counters) |
1437 | return; | |
1438 | ||
1439 | RTL_W32(CounterAddrHigh, (u64)paddr >> 32); | |
284901a9 | 1440 | cmd = (u64)paddr & DMA_BIT_MASK(32); |
d4a3a0fc SH |
1441 | RTL_W32(CounterAddrLow, cmd); |
1442 | RTL_W32(CounterAddrLow, cmd | CounterDump); | |
1443 | ||
355423d0 IV |
1444 | while (wait--) { |
1445 | if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) { | |
1446 | /* copy updated counters */ | |
1447 | memcpy(&tp->counters, counters, sizeof(*counters)); | |
d4a3a0fc | 1448 | break; |
355423d0 IV |
1449 | } |
1450 | udelay(10); | |
d4a3a0fc SH |
1451 | } |
1452 | ||
1453 | RTL_W32(CounterAddrLow, 0); | |
1454 | RTL_W32(CounterAddrHigh, 0); | |
1455 | ||
48addcc9 | 1456 | dma_free_coherent(d, sizeof(*counters), counters, paddr); |
d4a3a0fc SH |
1457 | } |
1458 | ||
355423d0 IV |
1459 | static void rtl8169_get_ethtool_stats(struct net_device *dev, |
1460 | struct ethtool_stats *stats, u64 *data) | |
1461 | { | |
1462 | struct rtl8169_private *tp = netdev_priv(dev); | |
1463 | ||
1464 | ASSERT_RTNL(); | |
1465 | ||
1466 | rtl8169_update_counters(dev); | |
1467 | ||
1468 | data[0] = le64_to_cpu(tp->counters.tx_packets); | |
1469 | data[1] = le64_to_cpu(tp->counters.rx_packets); | |
1470 | data[2] = le64_to_cpu(tp->counters.tx_errors); | |
1471 | data[3] = le32_to_cpu(tp->counters.rx_errors); | |
1472 | data[4] = le16_to_cpu(tp->counters.rx_missed); | |
1473 | data[5] = le16_to_cpu(tp->counters.align_errors); | |
1474 | data[6] = le32_to_cpu(tp->counters.tx_one_collision); | |
1475 | data[7] = le32_to_cpu(tp->counters.tx_multi_collision); | |
1476 | data[8] = le64_to_cpu(tp->counters.rx_unicast); | |
1477 | data[9] = le64_to_cpu(tp->counters.rx_broadcast); | |
1478 | data[10] = le32_to_cpu(tp->counters.rx_multicast); | |
1479 | data[11] = le16_to_cpu(tp->counters.tx_aborted); | |
1480 | data[12] = le16_to_cpu(tp->counters.tx_underun); | |
1481 | } | |
1482 | ||
d4a3a0fc SH |
1483 | static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) |
1484 | { | |
1485 | switch(stringset) { | |
1486 | case ETH_SS_STATS: | |
1487 | memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); | |
1488 | break; | |
1489 | } | |
1490 | } | |
1491 | ||
7282d491 | 1492 | static const struct ethtool_ops rtl8169_ethtool_ops = { |
1da177e4 LT |
1493 | .get_drvinfo = rtl8169_get_drvinfo, |
1494 | .get_regs_len = rtl8169_get_regs_len, | |
1495 | .get_link = ethtool_op_get_link, | |
1496 | .get_settings = rtl8169_get_settings, | |
1497 | .set_settings = rtl8169_set_settings, | |
b57b7e5a SH |
1498 | .get_msglevel = rtl8169_get_msglevel, |
1499 | .set_msglevel = rtl8169_set_msglevel, | |
1da177e4 LT |
1500 | .get_rx_csum = rtl8169_get_rx_csum, |
1501 | .set_rx_csum = rtl8169_set_rx_csum, | |
1da177e4 | 1502 | .set_tx_csum = ethtool_op_set_tx_csum, |
1da177e4 | 1503 | .set_sg = ethtool_op_set_sg, |
1da177e4 LT |
1504 | .set_tso = ethtool_op_set_tso, |
1505 | .get_regs = rtl8169_get_regs, | |
61a4dcc2 FR |
1506 | .get_wol = rtl8169_get_wol, |
1507 | .set_wol = rtl8169_set_wol, | |
d4a3a0fc | 1508 | .get_strings = rtl8169_get_strings, |
b9f2c044 | 1509 | .get_sset_count = rtl8169_get_sset_count, |
d4a3a0fc | 1510 | .get_ethtool_stats = rtl8169_get_ethtool_stats, |
1da177e4 LT |
1511 | }; |
1512 | ||
07d3f51f FR |
1513 | static void rtl8169_get_mac_version(struct rtl8169_private *tp, |
1514 | void __iomem *ioaddr) | |
1da177e4 | 1515 | { |
0e485150 FR |
1516 | /* |
1517 | * The driver currently handles the 8168Bf and the 8168Be identically | |
1518 | * but they can be identified more specifically through the test below | |
1519 | * if needed: | |
1520 | * | |
1521 | * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be | |
0127215c FR |
1522 | * |
1523 | * Same thing for the 8101Eb and the 8101Ec: | |
1524 | * | |
1525 | * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec | |
0e485150 | 1526 | */ |
350f7596 | 1527 | static const struct { |
1da177e4 | 1528 | u32 mask; |
e3cf0cc0 | 1529 | u32 val; |
1da177e4 LT |
1530 | int mac_version; |
1531 | } mac_info[] = { | |
5b538df9 | 1532 | /* 8168D family. */ |
daf9df6d | 1533 | { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 }, |
1534 | { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 }, | |
daf9df6d | 1535 | { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 }, |
5b538df9 | 1536 | |
e6de30d6 | 1537 | /* 8168DP family. */ |
1538 | { 0x7cf00000, 0x28800000, RTL_GIGA_MAC_VER_27 }, | |
1539 | { 0x7cf00000, 0x28a00000, RTL_GIGA_MAC_VER_28 }, | |
1540 | ||
ef808d50 | 1541 | /* 8168C family. */ |
17c99297 | 1542 | { 0x7cf00000, 0x3cb00000, RTL_GIGA_MAC_VER_24 }, |
ef3386f0 | 1543 | { 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 }, |
ef808d50 | 1544 | { 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 }, |
7f3e3d3a | 1545 | { 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 }, |
e3cf0cc0 FR |
1546 | { 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 }, |
1547 | { 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 }, | |
197ff761 | 1548 | { 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 }, |
6fb07058 | 1549 | { 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 }, |
ef808d50 | 1550 | { 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 }, |
e3cf0cc0 FR |
1551 | |
1552 | /* 8168B family. */ | |
1553 | { 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 }, | |
1554 | { 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 }, | |
1555 | { 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 }, | |
1556 | { 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 }, | |
1557 | ||
1558 | /* 8101 family. */ | |
2857ffb7 FR |
1559 | { 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 }, |
1560 | { 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 }, | |
1561 | { 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 }, | |
1562 | { 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 }, | |
1563 | { 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 }, | |
1564 | { 0x7cf00000, 0x24800000, RTL_GIGA_MAC_VER_07 }, | |
e3cf0cc0 | 1565 | { 0x7cf00000, 0x34000000, RTL_GIGA_MAC_VER_13 }, |
2857ffb7 | 1566 | { 0x7cf00000, 0x34300000, RTL_GIGA_MAC_VER_10 }, |
e3cf0cc0 | 1567 | { 0x7cf00000, 0x34200000, RTL_GIGA_MAC_VER_16 }, |
2857ffb7 FR |
1568 | { 0x7c800000, 0x34800000, RTL_GIGA_MAC_VER_09 }, |
1569 | { 0x7c800000, 0x24800000, RTL_GIGA_MAC_VER_09 }, | |
e3cf0cc0 FR |
1570 | { 0x7c800000, 0x34000000, RTL_GIGA_MAC_VER_16 }, |
1571 | /* FIXME: where did these entries come from ? -- FR */ | |
1572 | { 0xfc800000, 0x38800000, RTL_GIGA_MAC_VER_15 }, | |
1573 | { 0xfc800000, 0x30800000, RTL_GIGA_MAC_VER_14 }, | |
1574 | ||
1575 | /* 8110 family. */ | |
1576 | { 0xfc800000, 0x98000000, RTL_GIGA_MAC_VER_06 }, | |
1577 | { 0xfc800000, 0x18000000, RTL_GIGA_MAC_VER_05 }, | |
1578 | { 0xfc800000, 0x10000000, RTL_GIGA_MAC_VER_04 }, | |
1579 | { 0xfc800000, 0x04000000, RTL_GIGA_MAC_VER_03 }, | |
1580 | { 0xfc800000, 0x00800000, RTL_GIGA_MAC_VER_02 }, | |
1581 | { 0xfc800000, 0x00000000, RTL_GIGA_MAC_VER_01 }, | |
1582 | ||
f21b75e9 JD |
1583 | /* Catch-all */ |
1584 | { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE } | |
1da177e4 LT |
1585 | }, *p = mac_info; |
1586 | u32 reg; | |
1587 | ||
e3cf0cc0 FR |
1588 | reg = RTL_R32(TxConfig); |
1589 | while ((reg & p->mask) != p->val) | |
1da177e4 LT |
1590 | p++; |
1591 | tp->mac_version = p->mac_version; | |
1592 | } | |
1593 | ||
1594 | static void rtl8169_print_mac_version(struct rtl8169_private *tp) | |
1595 | { | |
bcf0bf90 | 1596 | dprintk("mac_version = 0x%02x\n", tp->mac_version); |
1da177e4 LT |
1597 | } |
1598 | ||
867763c1 FR |
1599 | struct phy_reg { |
1600 | u16 reg; | |
1601 | u16 val; | |
1602 | }; | |
1603 | ||
4da19633 | 1604 | static void rtl_writephy_batch(struct rtl8169_private *tp, |
1605 | const struct phy_reg *regs, int len) | |
867763c1 FR |
1606 | { |
1607 | while (len-- > 0) { | |
4da19633 | 1608 | rtl_writephy(tp, regs->reg, regs->val); |
867763c1 FR |
1609 | regs++; |
1610 | } | |
1611 | } | |
1612 | ||
bca03d5f | 1613 | #define PHY_READ 0x00000000 |
1614 | #define PHY_DATA_OR 0x10000000 | |
1615 | #define PHY_DATA_AND 0x20000000 | |
1616 | #define PHY_BJMPN 0x30000000 | |
1617 | #define PHY_READ_EFUSE 0x40000000 | |
1618 | #define PHY_READ_MAC_BYTE 0x50000000 | |
1619 | #define PHY_WRITE_MAC_BYTE 0x60000000 | |
1620 | #define PHY_CLEAR_READCOUNT 0x70000000 | |
1621 | #define PHY_WRITE 0x80000000 | |
1622 | #define PHY_READCOUNT_EQ_SKIP 0x90000000 | |
1623 | #define PHY_COMP_EQ_SKIPN 0xa0000000 | |
1624 | #define PHY_COMP_NEQ_SKIPN 0xb0000000 | |
1625 | #define PHY_WRITE_PREVIOUS 0xc0000000 | |
1626 | #define PHY_SKIPN 0xd0000000 | |
1627 | #define PHY_DELAY_MS 0xe0000000 | |
1628 | #define PHY_WRITE_ERI_WORD 0xf0000000 | |
1629 | ||
1630 | static void | |
1631 | rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) | |
1632 | { | |
bca03d5f | 1633 | __le32 *phytable = (__le32 *)fw->data; |
1634 | struct net_device *dev = tp->dev; | |
42b82dc1 | 1635 | size_t index, fw_size = fw->size / sizeof(*phytable); |
1636 | u32 predata, count; | |
bca03d5f | 1637 | |
1638 | if (fw->size % sizeof(*phytable)) { | |
1639 | netif_err(tp, probe, dev, "odd sized firmware %zd\n", fw->size); | |
1640 | return; | |
1641 | } | |
1642 | ||
42b82dc1 | 1643 | for (index = 0; index < fw_size; index++) { |
1644 | u32 action = le32_to_cpu(phytable[index]); | |
1645 | u32 regno = (action & 0x0fff0000) >> 16; | |
bca03d5f | 1646 | |
42b82dc1 | 1647 | switch(action & 0xf0000000) { |
1648 | case PHY_READ: | |
1649 | case PHY_DATA_OR: | |
1650 | case PHY_DATA_AND: | |
1651 | case PHY_READ_EFUSE: | |
1652 | case PHY_CLEAR_READCOUNT: | |
1653 | case PHY_WRITE: | |
1654 | case PHY_WRITE_PREVIOUS: | |
1655 | case PHY_DELAY_MS: | |
1656 | break; | |
1657 | ||
1658 | case PHY_BJMPN: | |
1659 | if (regno > index) { | |
1660 | netif_err(tp, probe, tp->dev, | |
1661 | "Out of range of firmware\n"); | |
1662 | return; | |
1663 | } | |
1664 | break; | |
1665 | case PHY_READCOUNT_EQ_SKIP: | |
1666 | if (index + 2 >= fw_size) { | |
1667 | netif_err(tp, probe, tp->dev, | |
1668 | "Out of range of firmware\n"); | |
1669 | return; | |
1670 | } | |
1671 | break; | |
1672 | case PHY_COMP_EQ_SKIPN: | |
1673 | case PHY_COMP_NEQ_SKIPN: | |
1674 | case PHY_SKIPN: | |
1675 | if (index + 1 + regno >= fw_size) { | |
1676 | netif_err(tp, probe, tp->dev, | |
1677 | "Out of range of firmware\n"); | |
1678 | return; | |
1679 | } | |
bca03d5f | 1680 | break; |
1681 | ||
42b82dc1 | 1682 | case PHY_READ_MAC_BYTE: |
1683 | case PHY_WRITE_MAC_BYTE: | |
1684 | case PHY_WRITE_ERI_WORD: | |
1685 | default: | |
1686 | netif_err(tp, probe, tp->dev, | |
1687 | "Invalid action 0x%08x\n", action); | |
bca03d5f | 1688 | return; |
1689 | } | |
1690 | } | |
1691 | ||
42b82dc1 | 1692 | predata = 0; |
1693 | count = 0; | |
1694 | ||
1695 | for (index = 0; index < fw_size; ) { | |
1696 | u32 action = le32_to_cpu(phytable[index]); | |
bca03d5f | 1697 | u32 data = action & 0x0000ffff; |
42b82dc1 | 1698 | u32 regno = (action & 0x0fff0000) >> 16; |
1699 | ||
1700 | if (!action) | |
1701 | break; | |
bca03d5f | 1702 | |
1703 | switch(action & 0xf0000000) { | |
42b82dc1 | 1704 | case PHY_READ: |
1705 | predata = rtl_readphy(tp, regno); | |
1706 | count++; | |
1707 | index++; | |
1708 | break; | |
1709 | case PHY_DATA_OR: | |
1710 | predata |= data; | |
1711 | index++; | |
1712 | break; | |
1713 | case PHY_DATA_AND: | |
1714 | predata &= data; | |
1715 | index++; | |
1716 | break; | |
1717 | case PHY_BJMPN: | |
1718 | index -= regno; | |
1719 | break; | |
1720 | case PHY_READ_EFUSE: | |
1721 | predata = rtl8168d_efuse_read(tp->mmio_addr, regno); | |
1722 | index++; | |
1723 | break; | |
1724 | case PHY_CLEAR_READCOUNT: | |
1725 | count = 0; | |
1726 | index++; | |
1727 | break; | |
bca03d5f | 1728 | case PHY_WRITE: |
42b82dc1 | 1729 | rtl_writephy(tp, regno, data); |
1730 | index++; | |
1731 | break; | |
1732 | case PHY_READCOUNT_EQ_SKIP: | |
1733 | if (count == data) | |
1734 | index += 2; | |
1735 | else | |
1736 | index += 1; | |
bca03d5f | 1737 | break; |
42b82dc1 | 1738 | case PHY_COMP_EQ_SKIPN: |
1739 | if (predata == data) | |
1740 | index += regno; | |
1741 | index++; | |
1742 | break; | |
1743 | case PHY_COMP_NEQ_SKIPN: | |
1744 | if (predata != data) | |
1745 | index += regno; | |
1746 | index++; | |
1747 | break; | |
1748 | case PHY_WRITE_PREVIOUS: | |
1749 | rtl_writephy(tp, regno, predata); | |
1750 | index++; | |
1751 | break; | |
1752 | case PHY_SKIPN: | |
1753 | index += regno + 1; | |
1754 | break; | |
1755 | case PHY_DELAY_MS: | |
1756 | mdelay(data); | |
1757 | index++; | |
1758 | break; | |
1759 | ||
1760 | case PHY_READ_MAC_BYTE: | |
1761 | case PHY_WRITE_MAC_BYTE: | |
1762 | case PHY_WRITE_ERI_WORD: | |
bca03d5f | 1763 | default: |
1764 | BUG(); | |
1765 | } | |
1766 | } | |
1767 | } | |
1768 | ||
4da19633 | 1769 | static void rtl8169s_hw_phy_config(struct rtl8169_private *tp) |
1da177e4 | 1770 | { |
350f7596 | 1771 | static const struct phy_reg phy_reg_init[] = { |
0b9b571d | 1772 | { 0x1f, 0x0001 }, |
1773 | { 0x06, 0x006e }, | |
1774 | { 0x08, 0x0708 }, | |
1775 | { 0x15, 0x4000 }, | |
1776 | { 0x18, 0x65c7 }, | |
1da177e4 | 1777 | |
0b9b571d | 1778 | { 0x1f, 0x0001 }, |
1779 | { 0x03, 0x00a1 }, | |
1780 | { 0x02, 0x0008 }, | |
1781 | { 0x01, 0x0120 }, | |
1782 | { 0x00, 0x1000 }, | |
1783 | { 0x04, 0x0800 }, | |
1784 | { 0x04, 0x0000 }, | |
1da177e4 | 1785 | |
0b9b571d | 1786 | { 0x03, 0xff41 }, |
1787 | { 0x02, 0xdf60 }, | |
1788 | { 0x01, 0x0140 }, | |
1789 | { 0x00, 0x0077 }, | |
1790 | { 0x04, 0x7800 }, | |
1791 | { 0x04, 0x7000 }, | |
1792 | ||
1793 | { 0x03, 0x802f }, | |
1794 | { 0x02, 0x4f02 }, | |
1795 | { 0x01, 0x0409 }, | |
1796 | { 0x00, 0xf0f9 }, | |
1797 | { 0x04, 0x9800 }, | |
1798 | { 0x04, 0x9000 }, | |
1799 | ||
1800 | { 0x03, 0xdf01 }, | |
1801 | { 0x02, 0xdf20 }, | |
1802 | { 0x01, 0xff95 }, | |
1803 | { 0x00, 0xba00 }, | |
1804 | { 0x04, 0xa800 }, | |
1805 | { 0x04, 0xa000 }, | |
1806 | ||
1807 | { 0x03, 0xff41 }, | |
1808 | { 0x02, 0xdf20 }, | |
1809 | { 0x01, 0x0140 }, | |
1810 | { 0x00, 0x00bb }, | |
1811 | { 0x04, 0xb800 }, | |
1812 | { 0x04, 0xb000 }, | |
1813 | ||
1814 | { 0x03, 0xdf41 }, | |
1815 | { 0x02, 0xdc60 }, | |
1816 | { 0x01, 0x6340 }, | |
1817 | { 0x00, 0x007d }, | |
1818 | { 0x04, 0xd800 }, | |
1819 | { 0x04, 0xd000 }, | |
1820 | ||
1821 | { 0x03, 0xdf01 }, | |
1822 | { 0x02, 0xdf20 }, | |
1823 | { 0x01, 0x100a }, | |
1824 | { 0x00, 0xa0ff }, | |
1825 | { 0x04, 0xf800 }, | |
1826 | { 0x04, 0xf000 }, | |
1827 | ||
1828 | { 0x1f, 0x0000 }, | |
1829 | { 0x0b, 0x0000 }, | |
1830 | { 0x00, 0x9200 } | |
1831 | }; | |
1da177e4 | 1832 | |
4da19633 | 1833 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
1da177e4 LT |
1834 | } |
1835 | ||
4da19633 | 1836 | static void rtl8169sb_hw_phy_config(struct rtl8169_private *tp) |
5615d9f1 | 1837 | { |
350f7596 | 1838 | static const struct phy_reg phy_reg_init[] = { |
a441d7b6 FR |
1839 | { 0x1f, 0x0002 }, |
1840 | { 0x01, 0x90d0 }, | |
1841 | { 0x1f, 0x0000 } | |
1842 | }; | |
1843 | ||
4da19633 | 1844 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5615d9f1 FR |
1845 | } |
1846 | ||
4da19633 | 1847 | static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp) |
2e955856 | 1848 | { |
1849 | struct pci_dev *pdev = tp->pci_dev; | |
1850 | u16 vendor_id, device_id; | |
1851 | ||
1852 | pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id); | |
1853 | pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id); | |
1854 | ||
1855 | if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000)) | |
1856 | return; | |
1857 | ||
4da19633 | 1858 | rtl_writephy(tp, 0x1f, 0x0001); |
1859 | rtl_writephy(tp, 0x10, 0xf01b); | |
1860 | rtl_writephy(tp, 0x1f, 0x0000); | |
2e955856 | 1861 | } |
1862 | ||
4da19633 | 1863 | static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp) |
2e955856 | 1864 | { |
350f7596 | 1865 | static const struct phy_reg phy_reg_init[] = { |
2e955856 | 1866 | { 0x1f, 0x0001 }, |
1867 | { 0x04, 0x0000 }, | |
1868 | { 0x03, 0x00a1 }, | |
1869 | { 0x02, 0x0008 }, | |
1870 | { 0x01, 0x0120 }, | |
1871 | { 0x00, 0x1000 }, | |
1872 | { 0x04, 0x0800 }, | |
1873 | { 0x04, 0x9000 }, | |
1874 | { 0x03, 0x802f }, | |
1875 | { 0x02, 0x4f02 }, | |
1876 | { 0x01, 0x0409 }, | |
1877 | { 0x00, 0xf099 }, | |
1878 | { 0x04, 0x9800 }, | |
1879 | { 0x04, 0xa000 }, | |
1880 | { 0x03, 0xdf01 }, | |
1881 | { 0x02, 0xdf20 }, | |
1882 | { 0x01, 0xff95 }, | |
1883 | { 0x00, 0xba00 }, | |
1884 | { 0x04, 0xa800 }, | |
1885 | { 0x04, 0xf000 }, | |
1886 | { 0x03, 0xdf01 }, | |
1887 | { 0x02, 0xdf20 }, | |
1888 | { 0x01, 0x101a }, | |
1889 | { 0x00, 0xa0ff }, | |
1890 | { 0x04, 0xf800 }, | |
1891 | { 0x04, 0x0000 }, | |
1892 | { 0x1f, 0x0000 }, | |
1893 | ||
1894 | { 0x1f, 0x0001 }, | |
1895 | { 0x10, 0xf41b }, | |
1896 | { 0x14, 0xfb54 }, | |
1897 | { 0x18, 0xf5c7 }, | |
1898 | { 0x1f, 0x0000 }, | |
1899 | ||
1900 | { 0x1f, 0x0001 }, | |
1901 | { 0x17, 0x0cc0 }, | |
1902 | { 0x1f, 0x0000 } | |
1903 | }; | |
1904 | ||
4da19633 | 1905 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2e955856 | 1906 | |
4da19633 | 1907 | rtl8169scd_hw_phy_config_quirk(tp); |
2e955856 | 1908 | } |
1909 | ||
4da19633 | 1910 | static void rtl8169sce_hw_phy_config(struct rtl8169_private *tp) |
8c7006aa | 1911 | { |
350f7596 | 1912 | static const struct phy_reg phy_reg_init[] = { |
8c7006aa | 1913 | { 0x1f, 0x0001 }, |
1914 | { 0x04, 0x0000 }, | |
1915 | { 0x03, 0x00a1 }, | |
1916 | { 0x02, 0x0008 }, | |
1917 | { 0x01, 0x0120 }, | |
1918 | { 0x00, 0x1000 }, | |
1919 | { 0x04, 0x0800 }, | |
1920 | { 0x04, 0x9000 }, | |
1921 | { 0x03, 0x802f }, | |
1922 | { 0x02, 0x4f02 }, | |
1923 | { 0x01, 0x0409 }, | |
1924 | { 0x00, 0xf099 }, | |
1925 | { 0x04, 0x9800 }, | |
1926 | { 0x04, 0xa000 }, | |
1927 | { 0x03, 0xdf01 }, | |
1928 | { 0x02, 0xdf20 }, | |
1929 | { 0x01, 0xff95 }, | |
1930 | { 0x00, 0xba00 }, | |
1931 | { 0x04, 0xa800 }, | |
1932 | { 0x04, 0xf000 }, | |
1933 | { 0x03, 0xdf01 }, | |
1934 | { 0x02, 0xdf20 }, | |
1935 | { 0x01, 0x101a }, | |
1936 | { 0x00, 0xa0ff }, | |
1937 | { 0x04, 0xf800 }, | |
1938 | { 0x04, 0x0000 }, | |
1939 | { 0x1f, 0x0000 }, | |
1940 | ||
1941 | { 0x1f, 0x0001 }, | |
1942 | { 0x0b, 0x8480 }, | |
1943 | { 0x1f, 0x0000 }, | |
1944 | ||
1945 | { 0x1f, 0x0001 }, | |
1946 | { 0x18, 0x67c7 }, | |
1947 | { 0x04, 0x2000 }, | |
1948 | { 0x03, 0x002f }, | |
1949 | { 0x02, 0x4360 }, | |
1950 | { 0x01, 0x0109 }, | |
1951 | { 0x00, 0x3022 }, | |
1952 | { 0x04, 0x2800 }, | |
1953 | { 0x1f, 0x0000 }, | |
1954 | ||
1955 | { 0x1f, 0x0001 }, | |
1956 | { 0x17, 0x0cc0 }, | |
1957 | { 0x1f, 0x0000 } | |
1958 | }; | |
1959 | ||
4da19633 | 1960 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
8c7006aa | 1961 | } |
1962 | ||
4da19633 | 1963 | static void rtl8168bb_hw_phy_config(struct rtl8169_private *tp) |
236b8082 | 1964 | { |
350f7596 | 1965 | static const struct phy_reg phy_reg_init[] = { |
236b8082 FR |
1966 | { 0x10, 0xf41b }, |
1967 | { 0x1f, 0x0000 } | |
1968 | }; | |
1969 | ||
4da19633 | 1970 | rtl_writephy(tp, 0x1f, 0x0001); |
1971 | rtl_patchphy(tp, 0x16, 1 << 0); | |
236b8082 | 1972 | |
4da19633 | 1973 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
236b8082 FR |
1974 | } |
1975 | ||
4da19633 | 1976 | static void rtl8168bef_hw_phy_config(struct rtl8169_private *tp) |
236b8082 | 1977 | { |
350f7596 | 1978 | static const struct phy_reg phy_reg_init[] = { |
236b8082 FR |
1979 | { 0x1f, 0x0001 }, |
1980 | { 0x10, 0xf41b }, | |
1981 | { 0x1f, 0x0000 } | |
1982 | }; | |
1983 | ||
4da19633 | 1984 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
236b8082 FR |
1985 | } |
1986 | ||
4da19633 | 1987 | static void rtl8168cp_1_hw_phy_config(struct rtl8169_private *tp) |
867763c1 | 1988 | { |
350f7596 | 1989 | static const struct phy_reg phy_reg_init[] = { |
867763c1 FR |
1990 | { 0x1f, 0x0000 }, |
1991 | { 0x1d, 0x0f00 }, | |
1992 | { 0x1f, 0x0002 }, | |
1993 | { 0x0c, 0x1ec8 }, | |
1994 | { 0x1f, 0x0000 } | |
1995 | }; | |
1996 | ||
4da19633 | 1997 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
867763c1 FR |
1998 | } |
1999 | ||
4da19633 | 2000 | static void rtl8168cp_2_hw_phy_config(struct rtl8169_private *tp) |
ef3386f0 | 2001 | { |
350f7596 | 2002 | static const struct phy_reg phy_reg_init[] = { |
ef3386f0 FR |
2003 | { 0x1f, 0x0001 }, |
2004 | { 0x1d, 0x3d98 }, | |
2005 | { 0x1f, 0x0000 } | |
2006 | }; | |
2007 | ||
4da19633 | 2008 | rtl_writephy(tp, 0x1f, 0x0000); |
2009 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2010 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
ef3386f0 | 2011 | |
4da19633 | 2012 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
ef3386f0 FR |
2013 | } |
2014 | ||
4da19633 | 2015 | static void rtl8168c_1_hw_phy_config(struct rtl8169_private *tp) |
867763c1 | 2016 | { |
350f7596 | 2017 | static const struct phy_reg phy_reg_init[] = { |
a3f80671 FR |
2018 | { 0x1f, 0x0001 }, |
2019 | { 0x12, 0x2300 }, | |
867763c1 FR |
2020 | { 0x1f, 0x0002 }, |
2021 | { 0x00, 0x88d4 }, | |
2022 | { 0x01, 0x82b1 }, | |
2023 | { 0x03, 0x7002 }, | |
2024 | { 0x08, 0x9e30 }, | |
2025 | { 0x09, 0x01f0 }, | |
2026 | { 0x0a, 0x5500 }, | |
2027 | { 0x0c, 0x00c8 }, | |
2028 | { 0x1f, 0x0003 }, | |
2029 | { 0x12, 0xc096 }, | |
2030 | { 0x16, 0x000a }, | |
f50d4275 FR |
2031 | { 0x1f, 0x0000 }, |
2032 | { 0x1f, 0x0000 }, | |
2033 | { 0x09, 0x2000 }, | |
2034 | { 0x09, 0x0000 } | |
867763c1 FR |
2035 | }; |
2036 | ||
4da19633 | 2037 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
f50d4275 | 2038 | |
4da19633 | 2039 | rtl_patchphy(tp, 0x14, 1 << 5); |
2040 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2041 | rtl_writephy(tp, 0x1f, 0x0000); | |
867763c1 FR |
2042 | } |
2043 | ||
4da19633 | 2044 | static void rtl8168c_2_hw_phy_config(struct rtl8169_private *tp) |
7da97ec9 | 2045 | { |
350f7596 | 2046 | static const struct phy_reg phy_reg_init[] = { |
f50d4275 | 2047 | { 0x1f, 0x0001 }, |
7da97ec9 | 2048 | { 0x12, 0x2300 }, |
f50d4275 FR |
2049 | { 0x03, 0x802f }, |
2050 | { 0x02, 0x4f02 }, | |
2051 | { 0x01, 0x0409 }, | |
2052 | { 0x00, 0xf099 }, | |
2053 | { 0x04, 0x9800 }, | |
2054 | { 0x04, 0x9000 }, | |
2055 | { 0x1d, 0x3d98 }, | |
7da97ec9 FR |
2056 | { 0x1f, 0x0002 }, |
2057 | { 0x0c, 0x7eb8 }, | |
f50d4275 FR |
2058 | { 0x06, 0x0761 }, |
2059 | { 0x1f, 0x0003 }, | |
2060 | { 0x16, 0x0f0a }, | |
7da97ec9 FR |
2061 | { 0x1f, 0x0000 } |
2062 | }; | |
2063 | ||
4da19633 | 2064 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
f50d4275 | 2065 | |
4da19633 | 2066 | rtl_patchphy(tp, 0x16, 1 << 0); |
2067 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2068 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2069 | rtl_writephy(tp, 0x1f, 0x0000); | |
7da97ec9 FR |
2070 | } |
2071 | ||
4da19633 | 2072 | static void rtl8168c_3_hw_phy_config(struct rtl8169_private *tp) |
197ff761 | 2073 | { |
350f7596 | 2074 | static const struct phy_reg phy_reg_init[] = { |
197ff761 FR |
2075 | { 0x1f, 0x0001 }, |
2076 | { 0x12, 0x2300 }, | |
2077 | { 0x1d, 0x3d98 }, | |
2078 | { 0x1f, 0x0002 }, | |
2079 | { 0x0c, 0x7eb8 }, | |
2080 | { 0x06, 0x5461 }, | |
2081 | { 0x1f, 0x0003 }, | |
2082 | { 0x16, 0x0f0a }, | |
2083 | { 0x1f, 0x0000 } | |
2084 | }; | |
2085 | ||
4da19633 | 2086 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
197ff761 | 2087 | |
4da19633 | 2088 | rtl_patchphy(tp, 0x16, 1 << 0); |
2089 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2090 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2091 | rtl_writephy(tp, 0x1f, 0x0000); | |
197ff761 FR |
2092 | } |
2093 | ||
4da19633 | 2094 | static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp) |
6fb07058 | 2095 | { |
4da19633 | 2096 | rtl8168c_3_hw_phy_config(tp); |
6fb07058 FR |
2097 | } |
2098 | ||
bca03d5f | 2099 | static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) |
5b538df9 | 2100 | { |
350f7596 | 2101 | static const struct phy_reg phy_reg_init_0[] = { |
bca03d5f | 2102 | /* Channel Estimation */ |
5b538df9 | 2103 | { 0x1f, 0x0001 }, |
daf9df6d | 2104 | { 0x06, 0x4064 }, |
2105 | { 0x07, 0x2863 }, | |
2106 | { 0x08, 0x059c }, | |
2107 | { 0x09, 0x26b4 }, | |
2108 | { 0x0a, 0x6a19 }, | |
2109 | { 0x0b, 0xdcc8 }, | |
2110 | { 0x10, 0xf06d }, | |
2111 | { 0x14, 0x7f68 }, | |
2112 | { 0x18, 0x7fd9 }, | |
2113 | { 0x1c, 0xf0ff }, | |
2114 | { 0x1d, 0x3d9c }, | |
5b538df9 | 2115 | { 0x1f, 0x0003 }, |
daf9df6d | 2116 | { 0x12, 0xf49f }, |
2117 | { 0x13, 0x070b }, | |
2118 | { 0x1a, 0x05ad }, | |
bca03d5f | 2119 | { 0x14, 0x94c0 }, |
2120 | ||
2121 | /* | |
2122 | * Tx Error Issue | |
2123 | * enhance line driver power | |
2124 | */ | |
5b538df9 | 2125 | { 0x1f, 0x0002 }, |
daf9df6d | 2126 | { 0x06, 0x5561 }, |
2127 | { 0x1f, 0x0005 }, | |
2128 | { 0x05, 0x8332 }, | |
bca03d5f | 2129 | { 0x06, 0x5561 }, |
2130 | ||
2131 | /* | |
2132 | * Can not link to 1Gbps with bad cable | |
2133 | * Decrease SNR threshold form 21.07dB to 19.04dB | |
2134 | */ | |
2135 | { 0x1f, 0x0001 }, | |
2136 | { 0x17, 0x0cc0 }, | |
daf9df6d | 2137 | |
5b538df9 | 2138 | { 0x1f, 0x0000 }, |
bca03d5f | 2139 | { 0x0d, 0xf880 } |
daf9df6d | 2140 | }; |
bca03d5f | 2141 | void __iomem *ioaddr = tp->mmio_addr; |
2142 | const struct firmware *fw; | |
daf9df6d | 2143 | |
4da19633 | 2144 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
daf9df6d | 2145 | |
bca03d5f | 2146 | /* |
2147 | * Rx Error Issue | |
2148 | * Fine Tune Switching regulator parameter | |
2149 | */ | |
4da19633 | 2150 | rtl_writephy(tp, 0x1f, 0x0002); |
2151 | rtl_w1w0_phy(tp, 0x0b, 0x0010, 0x00ef); | |
2152 | rtl_w1w0_phy(tp, 0x0c, 0xa200, 0x5d00); | |
daf9df6d | 2153 | |
daf9df6d | 2154 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
350f7596 | 2155 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2156 | { 0x1f, 0x0002 }, |
2157 | { 0x05, 0x669a }, | |
2158 | { 0x1f, 0x0005 }, | |
2159 | { 0x05, 0x8330 }, | |
2160 | { 0x06, 0x669a }, | |
2161 | { 0x1f, 0x0002 } | |
2162 | }; | |
2163 | int val; | |
2164 | ||
4da19633 | 2165 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2166 | |
4da19633 | 2167 | val = rtl_readphy(tp, 0x0d); |
daf9df6d | 2168 | |
2169 | if ((val & 0x00ff) != 0x006c) { | |
350f7596 | 2170 | static const u32 set[] = { |
daf9df6d | 2171 | 0x0065, 0x0066, 0x0067, 0x0068, |
2172 | 0x0069, 0x006a, 0x006b, 0x006c | |
2173 | }; | |
2174 | int i; | |
2175 | ||
4da19633 | 2176 | rtl_writephy(tp, 0x1f, 0x0002); |
daf9df6d | 2177 | |
2178 | val &= 0xff00; | |
2179 | for (i = 0; i < ARRAY_SIZE(set); i++) | |
4da19633 | 2180 | rtl_writephy(tp, 0x0d, val | set[i]); |
daf9df6d | 2181 | } |
2182 | } else { | |
350f7596 | 2183 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2184 | { 0x1f, 0x0002 }, |
2185 | { 0x05, 0x6662 }, | |
2186 | { 0x1f, 0x0005 }, | |
2187 | { 0x05, 0x8330 }, | |
2188 | { 0x06, 0x6662 } | |
2189 | }; | |
2190 | ||
4da19633 | 2191 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2192 | } |
2193 | ||
bca03d5f | 2194 | /* RSET couple improve */ |
4da19633 | 2195 | rtl_writephy(tp, 0x1f, 0x0002); |
2196 | rtl_patchphy(tp, 0x0d, 0x0300); | |
2197 | rtl_patchphy(tp, 0x0f, 0x0010); | |
daf9df6d | 2198 | |
bca03d5f | 2199 | /* Fine tune PLL performance */ |
4da19633 | 2200 | rtl_writephy(tp, 0x1f, 0x0002); |
2201 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); | |
2202 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); | |
daf9df6d | 2203 | |
4da19633 | 2204 | rtl_writephy(tp, 0x1f, 0x0005); |
2205 | rtl_writephy(tp, 0x05, 0x001b); | |
2206 | if (rtl_readphy(tp, 0x06) == 0xbf00 && | |
bca03d5f | 2207 | request_firmware(&fw, FIRMWARE_8168D_1, &tp->pci_dev->dev) == 0) { |
2208 | rtl_phy_write_fw(tp, fw); | |
2209 | release_firmware(fw); | |
2210 | } else { | |
2211 | netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); | |
2212 | } | |
2213 | ||
4da19633 | 2214 | rtl_writephy(tp, 0x1f, 0x0000); |
daf9df6d | 2215 | } |
2216 | ||
bca03d5f | 2217 | static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) |
daf9df6d | 2218 | { |
350f7596 | 2219 | static const struct phy_reg phy_reg_init_0[] = { |
bca03d5f | 2220 | /* Channel Estimation */ |
daf9df6d | 2221 | { 0x1f, 0x0001 }, |
2222 | { 0x06, 0x4064 }, | |
2223 | { 0x07, 0x2863 }, | |
2224 | { 0x08, 0x059c }, | |
2225 | { 0x09, 0x26b4 }, | |
2226 | { 0x0a, 0x6a19 }, | |
2227 | { 0x0b, 0xdcc8 }, | |
2228 | { 0x10, 0xf06d }, | |
2229 | { 0x14, 0x7f68 }, | |
2230 | { 0x18, 0x7fd9 }, | |
2231 | { 0x1c, 0xf0ff }, | |
2232 | { 0x1d, 0x3d9c }, | |
2233 | { 0x1f, 0x0003 }, | |
2234 | { 0x12, 0xf49f }, | |
2235 | { 0x13, 0x070b }, | |
2236 | { 0x1a, 0x05ad }, | |
2237 | { 0x14, 0x94c0 }, | |
2238 | ||
bca03d5f | 2239 | /* |
2240 | * Tx Error Issue | |
2241 | * enhance line driver power | |
2242 | */ | |
daf9df6d | 2243 | { 0x1f, 0x0002 }, |
2244 | { 0x06, 0x5561 }, | |
2245 | { 0x1f, 0x0005 }, | |
2246 | { 0x05, 0x8332 }, | |
bca03d5f | 2247 | { 0x06, 0x5561 }, |
2248 | ||
2249 | /* | |
2250 | * Can not link to 1Gbps with bad cable | |
2251 | * Decrease SNR threshold form 21.07dB to 19.04dB | |
2252 | */ | |
2253 | { 0x1f, 0x0001 }, | |
2254 | { 0x17, 0x0cc0 }, | |
daf9df6d | 2255 | |
2256 | { 0x1f, 0x0000 }, | |
bca03d5f | 2257 | { 0x0d, 0xf880 } |
5b538df9 | 2258 | }; |
bca03d5f | 2259 | void __iomem *ioaddr = tp->mmio_addr; |
2260 | const struct firmware *fw; | |
5b538df9 | 2261 | |
4da19633 | 2262 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
5b538df9 | 2263 | |
daf9df6d | 2264 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
350f7596 | 2265 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2266 | { 0x1f, 0x0002 }, |
2267 | { 0x05, 0x669a }, | |
5b538df9 | 2268 | { 0x1f, 0x0005 }, |
daf9df6d | 2269 | { 0x05, 0x8330 }, |
2270 | { 0x06, 0x669a }, | |
2271 | ||
2272 | { 0x1f, 0x0002 } | |
2273 | }; | |
2274 | int val; | |
2275 | ||
4da19633 | 2276 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2277 | |
4da19633 | 2278 | val = rtl_readphy(tp, 0x0d); |
daf9df6d | 2279 | if ((val & 0x00ff) != 0x006c) { |
b6bc7650 | 2280 | static const u32 set[] = { |
daf9df6d | 2281 | 0x0065, 0x0066, 0x0067, 0x0068, |
2282 | 0x0069, 0x006a, 0x006b, 0x006c | |
2283 | }; | |
2284 | int i; | |
2285 | ||
4da19633 | 2286 | rtl_writephy(tp, 0x1f, 0x0002); |
daf9df6d | 2287 | |
2288 | val &= 0xff00; | |
2289 | for (i = 0; i < ARRAY_SIZE(set); i++) | |
4da19633 | 2290 | rtl_writephy(tp, 0x0d, val | set[i]); |
daf9df6d | 2291 | } |
2292 | } else { | |
350f7596 | 2293 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2294 | { 0x1f, 0x0002 }, |
2295 | { 0x05, 0x2642 }, | |
5b538df9 | 2296 | { 0x1f, 0x0005 }, |
daf9df6d | 2297 | { 0x05, 0x8330 }, |
2298 | { 0x06, 0x2642 } | |
5b538df9 FR |
2299 | }; |
2300 | ||
4da19633 | 2301 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5b538df9 FR |
2302 | } |
2303 | ||
bca03d5f | 2304 | /* Fine tune PLL performance */ |
4da19633 | 2305 | rtl_writephy(tp, 0x1f, 0x0002); |
2306 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); | |
2307 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); | |
daf9df6d | 2308 | |
bca03d5f | 2309 | /* Switching regulator Slew rate */ |
4da19633 | 2310 | rtl_writephy(tp, 0x1f, 0x0002); |
2311 | rtl_patchphy(tp, 0x0f, 0x0017); | |
daf9df6d | 2312 | |
4da19633 | 2313 | rtl_writephy(tp, 0x1f, 0x0005); |
2314 | rtl_writephy(tp, 0x05, 0x001b); | |
2315 | if (rtl_readphy(tp, 0x06) == 0xb300 && | |
bca03d5f | 2316 | request_firmware(&fw, FIRMWARE_8168D_2, &tp->pci_dev->dev) == 0) { |
2317 | rtl_phy_write_fw(tp, fw); | |
2318 | release_firmware(fw); | |
2319 | } else { | |
2320 | netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); | |
2321 | } | |
2322 | ||
4da19633 | 2323 | rtl_writephy(tp, 0x1f, 0x0000); |
daf9df6d | 2324 | } |
2325 | ||
4da19633 | 2326 | static void rtl8168d_3_hw_phy_config(struct rtl8169_private *tp) |
daf9df6d | 2327 | { |
350f7596 | 2328 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2329 | { 0x1f, 0x0002 }, |
2330 | { 0x10, 0x0008 }, | |
2331 | { 0x0d, 0x006c }, | |
2332 | ||
2333 | { 0x1f, 0x0000 }, | |
2334 | { 0x0d, 0xf880 }, | |
2335 | ||
2336 | { 0x1f, 0x0001 }, | |
2337 | { 0x17, 0x0cc0 }, | |
2338 | ||
2339 | { 0x1f, 0x0001 }, | |
2340 | { 0x0b, 0xa4d8 }, | |
2341 | { 0x09, 0x281c }, | |
2342 | { 0x07, 0x2883 }, | |
2343 | { 0x0a, 0x6b35 }, | |
2344 | { 0x1d, 0x3da4 }, | |
2345 | { 0x1c, 0xeffd }, | |
2346 | { 0x14, 0x7f52 }, | |
2347 | { 0x18, 0x7fc6 }, | |
2348 | { 0x08, 0x0601 }, | |
2349 | { 0x06, 0x4063 }, | |
2350 | { 0x10, 0xf074 }, | |
2351 | { 0x1f, 0x0003 }, | |
2352 | { 0x13, 0x0789 }, | |
2353 | { 0x12, 0xf4bd }, | |
2354 | { 0x1a, 0x04fd }, | |
2355 | { 0x14, 0x84b0 }, | |
2356 | { 0x1f, 0x0000 }, | |
2357 | { 0x00, 0x9200 }, | |
2358 | ||
2359 | { 0x1f, 0x0005 }, | |
2360 | { 0x01, 0x0340 }, | |
2361 | { 0x1f, 0x0001 }, | |
2362 | { 0x04, 0x4000 }, | |
2363 | { 0x03, 0x1d21 }, | |
2364 | { 0x02, 0x0c32 }, | |
2365 | { 0x01, 0x0200 }, | |
2366 | { 0x00, 0x5554 }, | |
2367 | { 0x04, 0x4800 }, | |
2368 | { 0x04, 0x4000 }, | |
2369 | { 0x04, 0xf000 }, | |
2370 | { 0x03, 0xdf01 }, | |
2371 | { 0x02, 0xdf20 }, | |
2372 | { 0x01, 0x101a }, | |
2373 | { 0x00, 0xa0ff }, | |
2374 | { 0x04, 0xf800 }, | |
2375 | { 0x04, 0xf000 }, | |
2376 | { 0x1f, 0x0000 }, | |
2377 | ||
2378 | { 0x1f, 0x0007 }, | |
2379 | { 0x1e, 0x0023 }, | |
2380 | { 0x16, 0x0000 }, | |
2381 | { 0x1f, 0x0000 } | |
2382 | }; | |
2383 | ||
4da19633 | 2384 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5b538df9 FR |
2385 | } |
2386 | ||
e6de30d6 | 2387 | static void rtl8168d_4_hw_phy_config(struct rtl8169_private *tp) |
2388 | { | |
2389 | static const struct phy_reg phy_reg_init[] = { | |
2390 | { 0x1f, 0x0001 }, | |
2391 | { 0x17, 0x0cc0 }, | |
2392 | ||
2393 | { 0x1f, 0x0007 }, | |
2394 | { 0x1e, 0x002d }, | |
2395 | { 0x18, 0x0040 }, | |
2396 | { 0x1f, 0x0000 } | |
2397 | }; | |
2398 | ||
2399 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); | |
2400 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2401 | } | |
2402 | ||
4da19633 | 2403 | static void rtl8102e_hw_phy_config(struct rtl8169_private *tp) |
2857ffb7 | 2404 | { |
350f7596 | 2405 | static const struct phy_reg phy_reg_init[] = { |
2857ffb7 FR |
2406 | { 0x1f, 0x0003 }, |
2407 | { 0x08, 0x441d }, | |
2408 | { 0x01, 0x9100 }, | |
2409 | { 0x1f, 0x0000 } | |
2410 | }; | |
2411 | ||
4da19633 | 2412 | rtl_writephy(tp, 0x1f, 0x0000); |
2413 | rtl_patchphy(tp, 0x11, 1 << 12); | |
2414 | rtl_patchphy(tp, 0x19, 1 << 13); | |
2415 | rtl_patchphy(tp, 0x10, 1 << 15); | |
2857ffb7 | 2416 | |
4da19633 | 2417 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2857ffb7 FR |
2418 | } |
2419 | ||
5615d9f1 FR |
2420 | static void rtl_hw_phy_config(struct net_device *dev) |
2421 | { | |
2422 | struct rtl8169_private *tp = netdev_priv(dev); | |
5615d9f1 FR |
2423 | |
2424 | rtl8169_print_mac_version(tp); | |
2425 | ||
2426 | switch (tp->mac_version) { | |
2427 | case RTL_GIGA_MAC_VER_01: | |
2428 | break; | |
2429 | case RTL_GIGA_MAC_VER_02: | |
2430 | case RTL_GIGA_MAC_VER_03: | |
4da19633 | 2431 | rtl8169s_hw_phy_config(tp); |
5615d9f1 FR |
2432 | break; |
2433 | case RTL_GIGA_MAC_VER_04: | |
4da19633 | 2434 | rtl8169sb_hw_phy_config(tp); |
5615d9f1 | 2435 | break; |
2e955856 | 2436 | case RTL_GIGA_MAC_VER_05: |
4da19633 | 2437 | rtl8169scd_hw_phy_config(tp); |
2e955856 | 2438 | break; |
8c7006aa | 2439 | case RTL_GIGA_MAC_VER_06: |
4da19633 | 2440 | rtl8169sce_hw_phy_config(tp); |
8c7006aa | 2441 | break; |
2857ffb7 FR |
2442 | case RTL_GIGA_MAC_VER_07: |
2443 | case RTL_GIGA_MAC_VER_08: | |
2444 | case RTL_GIGA_MAC_VER_09: | |
4da19633 | 2445 | rtl8102e_hw_phy_config(tp); |
2857ffb7 | 2446 | break; |
236b8082 | 2447 | case RTL_GIGA_MAC_VER_11: |
4da19633 | 2448 | rtl8168bb_hw_phy_config(tp); |
236b8082 FR |
2449 | break; |
2450 | case RTL_GIGA_MAC_VER_12: | |
4da19633 | 2451 | rtl8168bef_hw_phy_config(tp); |
236b8082 FR |
2452 | break; |
2453 | case RTL_GIGA_MAC_VER_17: | |
4da19633 | 2454 | rtl8168bef_hw_phy_config(tp); |
236b8082 | 2455 | break; |
867763c1 | 2456 | case RTL_GIGA_MAC_VER_18: |
4da19633 | 2457 | rtl8168cp_1_hw_phy_config(tp); |
867763c1 FR |
2458 | break; |
2459 | case RTL_GIGA_MAC_VER_19: | |
4da19633 | 2460 | rtl8168c_1_hw_phy_config(tp); |
867763c1 | 2461 | break; |
7da97ec9 | 2462 | case RTL_GIGA_MAC_VER_20: |
4da19633 | 2463 | rtl8168c_2_hw_phy_config(tp); |
7da97ec9 | 2464 | break; |
197ff761 | 2465 | case RTL_GIGA_MAC_VER_21: |
4da19633 | 2466 | rtl8168c_3_hw_phy_config(tp); |
197ff761 | 2467 | break; |
6fb07058 | 2468 | case RTL_GIGA_MAC_VER_22: |
4da19633 | 2469 | rtl8168c_4_hw_phy_config(tp); |
6fb07058 | 2470 | break; |
ef3386f0 | 2471 | case RTL_GIGA_MAC_VER_23: |
7f3e3d3a | 2472 | case RTL_GIGA_MAC_VER_24: |
4da19633 | 2473 | rtl8168cp_2_hw_phy_config(tp); |
ef3386f0 | 2474 | break; |
5b538df9 | 2475 | case RTL_GIGA_MAC_VER_25: |
bca03d5f | 2476 | rtl8168d_1_hw_phy_config(tp); |
daf9df6d | 2477 | break; |
2478 | case RTL_GIGA_MAC_VER_26: | |
bca03d5f | 2479 | rtl8168d_2_hw_phy_config(tp); |
daf9df6d | 2480 | break; |
2481 | case RTL_GIGA_MAC_VER_27: | |
4da19633 | 2482 | rtl8168d_3_hw_phy_config(tp); |
5b538df9 | 2483 | break; |
e6de30d6 | 2484 | case RTL_GIGA_MAC_VER_28: |
2485 | rtl8168d_4_hw_phy_config(tp); | |
2486 | break; | |
ef3386f0 | 2487 | |
5615d9f1 FR |
2488 | default: |
2489 | break; | |
2490 | } | |
2491 | } | |
2492 | ||
1da177e4 LT |
2493 | static void rtl8169_phy_timer(unsigned long __opaque) |
2494 | { | |
2495 | struct net_device *dev = (struct net_device *)__opaque; | |
2496 | struct rtl8169_private *tp = netdev_priv(dev); | |
2497 | struct timer_list *timer = &tp->timer; | |
2498 | void __iomem *ioaddr = tp->mmio_addr; | |
2499 | unsigned long timeout = RTL8169_PHY_TIMEOUT; | |
2500 | ||
bcf0bf90 | 2501 | assert(tp->mac_version > RTL_GIGA_MAC_VER_01); |
1da177e4 | 2502 | |
64e4bfb4 | 2503 | if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) |
1da177e4 LT |
2504 | return; |
2505 | ||
2506 | spin_lock_irq(&tp->lock); | |
2507 | ||
4da19633 | 2508 | if (tp->phy_reset_pending(tp)) { |
5b0384f4 | 2509 | /* |
1da177e4 LT |
2510 | * A busy loop could burn quite a few cycles on nowadays CPU. |
2511 | * Let's delay the execution of the timer for a few ticks. | |
2512 | */ | |
2513 | timeout = HZ/10; | |
2514 | goto out_mod_timer; | |
2515 | } | |
2516 | ||
2517 | if (tp->link_ok(ioaddr)) | |
2518 | goto out_unlock; | |
2519 | ||
bf82c189 | 2520 | netif_warn(tp, link, dev, "PHY reset until link up\n"); |
1da177e4 | 2521 | |
4da19633 | 2522 | tp->phy_reset_enable(tp); |
1da177e4 LT |
2523 | |
2524 | out_mod_timer: | |
2525 | mod_timer(timer, jiffies + timeout); | |
2526 | out_unlock: | |
2527 | spin_unlock_irq(&tp->lock); | |
2528 | } | |
2529 | ||
2530 | static inline void rtl8169_delete_timer(struct net_device *dev) | |
2531 | { | |
2532 | struct rtl8169_private *tp = netdev_priv(dev); | |
2533 | struct timer_list *timer = &tp->timer; | |
2534 | ||
e179bb7b | 2535 | if (tp->mac_version <= RTL_GIGA_MAC_VER_01) |
1da177e4 LT |
2536 | return; |
2537 | ||
2538 | del_timer_sync(timer); | |
2539 | } | |
2540 | ||
2541 | static inline void rtl8169_request_timer(struct net_device *dev) | |
2542 | { | |
2543 | struct rtl8169_private *tp = netdev_priv(dev); | |
2544 | struct timer_list *timer = &tp->timer; | |
2545 | ||
e179bb7b | 2546 | if (tp->mac_version <= RTL_GIGA_MAC_VER_01) |
1da177e4 LT |
2547 | return; |
2548 | ||
2efa53f3 | 2549 | mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT); |
1da177e4 LT |
2550 | } |
2551 | ||
2552 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
2553 | /* | |
2554 | * Polling 'interrupt' - used by things like netconsole to send skbs | |
2555 | * without having to re-enable interrupts. It's not called while | |
2556 | * the interrupt routine is executing. | |
2557 | */ | |
2558 | static void rtl8169_netpoll(struct net_device *dev) | |
2559 | { | |
2560 | struct rtl8169_private *tp = netdev_priv(dev); | |
2561 | struct pci_dev *pdev = tp->pci_dev; | |
2562 | ||
2563 | disable_irq(pdev->irq); | |
7d12e780 | 2564 | rtl8169_interrupt(pdev->irq, dev); |
1da177e4 LT |
2565 | enable_irq(pdev->irq); |
2566 | } | |
2567 | #endif | |
2568 | ||
2569 | static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev, | |
2570 | void __iomem *ioaddr) | |
2571 | { | |
2572 | iounmap(ioaddr); | |
2573 | pci_release_regions(pdev); | |
87aeec76 | 2574 | pci_clear_mwi(pdev); |
1da177e4 LT |
2575 | pci_disable_device(pdev); |
2576 | free_netdev(dev); | |
2577 | } | |
2578 | ||
bf793295 FR |
2579 | static void rtl8169_phy_reset(struct net_device *dev, |
2580 | struct rtl8169_private *tp) | |
2581 | { | |
07d3f51f | 2582 | unsigned int i; |
bf793295 | 2583 | |
4da19633 | 2584 | tp->phy_reset_enable(tp); |
bf793295 | 2585 | for (i = 0; i < 100; i++) { |
4da19633 | 2586 | if (!tp->phy_reset_pending(tp)) |
bf793295 FR |
2587 | return; |
2588 | msleep(1); | |
2589 | } | |
bf82c189 | 2590 | netif_err(tp, link, dev, "PHY reset failed\n"); |
bf793295 FR |
2591 | } |
2592 | ||
4ff96fa6 FR |
2593 | static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) |
2594 | { | |
2595 | void __iomem *ioaddr = tp->mmio_addr; | |
4ff96fa6 | 2596 | |
5615d9f1 | 2597 | rtl_hw_phy_config(dev); |
4ff96fa6 | 2598 | |
77332894 MS |
2599 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) { |
2600 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); | |
2601 | RTL_W8(0x82, 0x01); | |
2602 | } | |
4ff96fa6 | 2603 | |
6dccd16b FR |
2604 | pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40); |
2605 | ||
2606 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) | |
2607 | pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08); | |
4ff96fa6 | 2608 | |
bcf0bf90 | 2609 | if (tp->mac_version == RTL_GIGA_MAC_VER_02) { |
4ff96fa6 FR |
2610 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); |
2611 | RTL_W8(0x82, 0x01); | |
2612 | dprintk("Set PHY Reg 0x0bh = 0x00h\n"); | |
4da19633 | 2613 | rtl_writephy(tp, 0x0b, 0x0000); //w 0x0b 15 0 0 |
4ff96fa6 FR |
2614 | } |
2615 | ||
bf793295 FR |
2616 | rtl8169_phy_reset(dev, tp); |
2617 | ||
901dda2b FR |
2618 | /* |
2619 | * rtl8169_set_speed_xmii takes good care of the Fast Ethernet | |
2620 | * only 8101. Don't panic. | |
2621 | */ | |
2622 | rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL); | |
4ff96fa6 | 2623 | |
bf82c189 JP |
2624 | if (RTL_R8(PHYstatus) & TBI_Enable) |
2625 | netif_info(tp, link, dev, "TBI auto-negotiating\n"); | |
4ff96fa6 FR |
2626 | } |
2627 | ||
773d2021 FR |
2628 | static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) |
2629 | { | |
2630 | void __iomem *ioaddr = tp->mmio_addr; | |
2631 | u32 high; | |
2632 | u32 low; | |
2633 | ||
2634 | low = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24); | |
2635 | high = addr[4] | (addr[5] << 8); | |
2636 | ||
2637 | spin_lock_irq(&tp->lock); | |
2638 | ||
2639 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
908ba2bf | 2640 | |
773d2021 | 2641 | RTL_W32(MAC4, high); |
908ba2bf | 2642 | RTL_R32(MAC4); |
2643 | ||
78f1cd02 | 2644 | RTL_W32(MAC0, low); |
908ba2bf | 2645 | RTL_R32(MAC0); |
2646 | ||
773d2021 FR |
2647 | RTL_W8(Cfg9346, Cfg9346_Lock); |
2648 | ||
2649 | spin_unlock_irq(&tp->lock); | |
2650 | } | |
2651 | ||
2652 | static int rtl_set_mac_address(struct net_device *dev, void *p) | |
2653 | { | |
2654 | struct rtl8169_private *tp = netdev_priv(dev); | |
2655 | struct sockaddr *addr = p; | |
2656 | ||
2657 | if (!is_valid_ether_addr(addr->sa_data)) | |
2658 | return -EADDRNOTAVAIL; | |
2659 | ||
2660 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
2661 | ||
2662 | rtl_rar_set(tp, dev->dev_addr); | |
2663 | ||
2664 | return 0; | |
2665 | } | |
2666 | ||
5f787a1a FR |
2667 | static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
2668 | { | |
2669 | struct rtl8169_private *tp = netdev_priv(dev); | |
2670 | struct mii_ioctl_data *data = if_mii(ifr); | |
2671 | ||
8b4ab28d FR |
2672 | return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV; |
2673 | } | |
5f787a1a | 2674 | |
8b4ab28d FR |
2675 | static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
2676 | { | |
5f787a1a FR |
2677 | switch (cmd) { |
2678 | case SIOCGMIIPHY: | |
2679 | data->phy_id = 32; /* Internal PHY */ | |
2680 | return 0; | |
2681 | ||
2682 | case SIOCGMIIREG: | |
4da19633 | 2683 | data->val_out = rtl_readphy(tp, data->reg_num & 0x1f); |
5f787a1a FR |
2684 | return 0; |
2685 | ||
2686 | case SIOCSMIIREG: | |
4da19633 | 2687 | rtl_writephy(tp, data->reg_num & 0x1f, data->val_in); |
5f787a1a FR |
2688 | return 0; |
2689 | } | |
2690 | return -EOPNOTSUPP; | |
2691 | } | |
2692 | ||
8b4ab28d FR |
2693 | static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
2694 | { | |
2695 | return -EOPNOTSUPP; | |
2696 | } | |
2697 | ||
0e485150 FR |
2698 | static const struct rtl_cfg_info { |
2699 | void (*hw_start)(struct net_device *); | |
2700 | unsigned int region; | |
2701 | unsigned int align; | |
2702 | u16 intr_event; | |
2703 | u16 napi_event; | |
ccdffb9a | 2704 | unsigned features; |
f21b75e9 | 2705 | u8 default_ver; |
0e485150 FR |
2706 | } rtl_cfg_infos [] = { |
2707 | [RTL_CFG_0] = { | |
2708 | .hw_start = rtl_hw_start_8169, | |
2709 | .region = 1, | |
e9f63f30 | 2710 | .align = 0, |
0e485150 FR |
2711 | .intr_event = SYSErr | LinkChg | RxOverflow | |
2712 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, | |
fbac58fc | 2713 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
2714 | .features = RTL_FEATURE_GMII, |
2715 | .default_ver = RTL_GIGA_MAC_VER_01, | |
0e485150 FR |
2716 | }, |
2717 | [RTL_CFG_1] = { | |
2718 | .hw_start = rtl_hw_start_8168, | |
2719 | .region = 2, | |
2720 | .align = 8, | |
53f57357 | 2721 | .intr_event = SYSErr | LinkChg | RxOverflow | |
0e485150 | 2722 | TxErr | TxOK | RxOK | RxErr, |
fbac58fc | 2723 | .napi_event = TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
2724 | .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI, |
2725 | .default_ver = RTL_GIGA_MAC_VER_11, | |
0e485150 FR |
2726 | }, |
2727 | [RTL_CFG_2] = { | |
2728 | .hw_start = rtl_hw_start_8101, | |
2729 | .region = 2, | |
2730 | .align = 8, | |
2731 | .intr_event = SYSErr | LinkChg | RxOverflow | PCSTimeout | | |
2732 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, | |
fbac58fc | 2733 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
2734 | .features = RTL_FEATURE_MSI, |
2735 | .default_ver = RTL_GIGA_MAC_VER_13, | |
0e485150 FR |
2736 | } |
2737 | }; | |
2738 | ||
fbac58fc FR |
2739 | /* Cfg9346_Unlock assumed. */ |
2740 | static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr, | |
2741 | const struct rtl_cfg_info *cfg) | |
2742 | { | |
2743 | unsigned msi = 0; | |
2744 | u8 cfg2; | |
2745 | ||
2746 | cfg2 = RTL_R8(Config2) & ~MSIEnable; | |
ccdffb9a | 2747 | if (cfg->features & RTL_FEATURE_MSI) { |
fbac58fc FR |
2748 | if (pci_enable_msi(pdev)) { |
2749 | dev_info(&pdev->dev, "no MSI. Back to INTx.\n"); | |
2750 | } else { | |
2751 | cfg2 |= MSIEnable; | |
2752 | msi = RTL_FEATURE_MSI; | |
2753 | } | |
2754 | } | |
2755 | RTL_W8(Config2, cfg2); | |
2756 | return msi; | |
2757 | } | |
2758 | ||
2759 | static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp) | |
2760 | { | |
2761 | if (tp->features & RTL_FEATURE_MSI) { | |
2762 | pci_disable_msi(pdev); | |
2763 | tp->features &= ~RTL_FEATURE_MSI; | |
2764 | } | |
2765 | } | |
2766 | ||
8b4ab28d FR |
2767 | static const struct net_device_ops rtl8169_netdev_ops = { |
2768 | .ndo_open = rtl8169_open, | |
2769 | .ndo_stop = rtl8169_close, | |
2770 | .ndo_get_stats = rtl8169_get_stats, | |
00829823 | 2771 | .ndo_start_xmit = rtl8169_start_xmit, |
8b4ab28d FR |
2772 | .ndo_tx_timeout = rtl8169_tx_timeout, |
2773 | .ndo_validate_addr = eth_validate_addr, | |
2774 | .ndo_change_mtu = rtl8169_change_mtu, | |
2775 | .ndo_set_mac_address = rtl_set_mac_address, | |
2776 | .ndo_do_ioctl = rtl8169_ioctl, | |
2777 | .ndo_set_multicast_list = rtl_set_rx_mode, | |
2778 | #ifdef CONFIG_R8169_VLAN | |
2779 | .ndo_vlan_rx_register = rtl8169_vlan_rx_register, | |
2780 | #endif | |
2781 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
2782 | .ndo_poll_controller = rtl8169_netpoll, | |
2783 | #endif | |
2784 | ||
2785 | }; | |
2786 | ||
c0e45c1c | 2787 | static void __devinit rtl_init_mdio_ops(struct rtl8169_private *tp) |
2788 | { | |
2789 | struct mdio_ops *ops = &tp->mdio_ops; | |
2790 | ||
2791 | switch (tp->mac_version) { | |
2792 | case RTL_GIGA_MAC_VER_27: | |
2793 | ops->write = r8168dp_1_mdio_write; | |
2794 | ops->read = r8168dp_1_mdio_read; | |
2795 | break; | |
e6de30d6 | 2796 | case RTL_GIGA_MAC_VER_28: |
2797 | ops->write = r8168dp_2_mdio_write; | |
2798 | ops->read = r8168dp_2_mdio_read; | |
2799 | break; | |
c0e45c1c | 2800 | default: |
2801 | ops->write = r8169_mdio_write; | |
2802 | ops->read = r8169_mdio_read; | |
2803 | break; | |
2804 | } | |
2805 | } | |
2806 | ||
065c27c1 | 2807 | static void r810x_phy_power_down(struct rtl8169_private *tp) |
2808 | { | |
2809 | rtl_writephy(tp, 0x1f, 0x0000); | |
2810 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); | |
2811 | } | |
2812 | ||
2813 | static void r810x_phy_power_up(struct rtl8169_private *tp) | |
2814 | { | |
2815 | rtl_writephy(tp, 0x1f, 0x0000); | |
2816 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); | |
2817 | } | |
2818 | ||
2819 | static void r810x_pll_power_down(struct rtl8169_private *tp) | |
2820 | { | |
2821 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { | |
2822 | rtl_writephy(tp, 0x1f, 0x0000); | |
2823 | rtl_writephy(tp, MII_BMCR, 0x0000); | |
2824 | return; | |
2825 | } | |
2826 | ||
2827 | r810x_phy_power_down(tp); | |
2828 | } | |
2829 | ||
2830 | static void r810x_pll_power_up(struct rtl8169_private *tp) | |
2831 | { | |
2832 | r810x_phy_power_up(tp); | |
2833 | } | |
2834 | ||
2835 | static void r8168_phy_power_up(struct rtl8169_private *tp) | |
2836 | { | |
2837 | rtl_writephy(tp, 0x1f, 0x0000); | |
2838 | rtl_writephy(tp, 0x0e, 0x0000); | |
2839 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); | |
2840 | } | |
2841 | ||
2842 | static void r8168_phy_power_down(struct rtl8169_private *tp) | |
2843 | { | |
2844 | rtl_writephy(tp, 0x1f, 0x0000); | |
2845 | rtl_writephy(tp, 0x0e, 0x0200); | |
2846 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); | |
2847 | } | |
2848 | ||
2849 | static void r8168_pll_power_down(struct rtl8169_private *tp) | |
2850 | { | |
2851 | void __iomem *ioaddr = tp->mmio_addr; | |
2852 | ||
2853 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) | |
2854 | return; | |
2855 | ||
2856 | if (((tp->mac_version == RTL_GIGA_MAC_VER_23) || | |
2857 | (tp->mac_version == RTL_GIGA_MAC_VER_24)) && | |
2858 | (RTL_R16(CPlusCmd) & ASF)) { | |
2859 | return; | |
2860 | } | |
2861 | ||
2862 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { | |
2863 | rtl_writephy(tp, 0x1f, 0x0000); | |
2864 | rtl_writephy(tp, MII_BMCR, 0x0000); | |
2865 | ||
2866 | RTL_W32(RxConfig, RTL_R32(RxConfig) | | |
2867 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys); | |
2868 | return; | |
2869 | } | |
2870 | ||
2871 | r8168_phy_power_down(tp); | |
2872 | ||
2873 | switch (tp->mac_version) { | |
2874 | case RTL_GIGA_MAC_VER_25: | |
2875 | case RTL_GIGA_MAC_VER_26: | |
2876 | RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80); | |
2877 | break; | |
2878 | } | |
2879 | } | |
2880 | ||
2881 | static void r8168_pll_power_up(struct rtl8169_private *tp) | |
2882 | { | |
2883 | void __iomem *ioaddr = tp->mmio_addr; | |
2884 | ||
2885 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) | |
2886 | return; | |
2887 | ||
2888 | switch (tp->mac_version) { | |
2889 | case RTL_GIGA_MAC_VER_25: | |
2890 | case RTL_GIGA_MAC_VER_26: | |
2891 | RTL_W8(PMCH, RTL_R8(PMCH) | 0x80); | |
2892 | break; | |
2893 | } | |
2894 | ||
2895 | r8168_phy_power_up(tp); | |
2896 | } | |
2897 | ||
2898 | static void rtl_pll_power_op(struct rtl8169_private *tp, | |
2899 | void (*op)(struct rtl8169_private *)) | |
2900 | { | |
2901 | if (op) | |
2902 | op(tp); | |
2903 | } | |
2904 | ||
2905 | static void rtl_pll_power_down(struct rtl8169_private *tp) | |
2906 | { | |
2907 | rtl_pll_power_op(tp, tp->pll_power_ops.down); | |
2908 | } | |
2909 | ||
2910 | static void rtl_pll_power_up(struct rtl8169_private *tp) | |
2911 | { | |
2912 | rtl_pll_power_op(tp, tp->pll_power_ops.up); | |
2913 | } | |
2914 | ||
2915 | static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) | |
2916 | { | |
2917 | struct pll_power_ops *ops = &tp->pll_power_ops; | |
2918 | ||
2919 | switch (tp->mac_version) { | |
2920 | case RTL_GIGA_MAC_VER_07: | |
2921 | case RTL_GIGA_MAC_VER_08: | |
2922 | case RTL_GIGA_MAC_VER_09: | |
2923 | case RTL_GIGA_MAC_VER_10: | |
2924 | case RTL_GIGA_MAC_VER_16: | |
2925 | ops->down = r810x_pll_power_down; | |
2926 | ops->up = r810x_pll_power_up; | |
2927 | break; | |
2928 | ||
2929 | case RTL_GIGA_MAC_VER_11: | |
2930 | case RTL_GIGA_MAC_VER_12: | |
2931 | case RTL_GIGA_MAC_VER_17: | |
2932 | case RTL_GIGA_MAC_VER_18: | |
2933 | case RTL_GIGA_MAC_VER_19: | |
2934 | case RTL_GIGA_MAC_VER_20: | |
2935 | case RTL_GIGA_MAC_VER_21: | |
2936 | case RTL_GIGA_MAC_VER_22: | |
2937 | case RTL_GIGA_MAC_VER_23: | |
2938 | case RTL_GIGA_MAC_VER_24: | |
2939 | case RTL_GIGA_MAC_VER_25: | |
2940 | case RTL_GIGA_MAC_VER_26: | |
2941 | case RTL_GIGA_MAC_VER_27: | |
e6de30d6 | 2942 | case RTL_GIGA_MAC_VER_28: |
065c27c1 | 2943 | ops->down = r8168_pll_power_down; |
2944 | ops->up = r8168_pll_power_up; | |
2945 | break; | |
2946 | ||
2947 | default: | |
2948 | ops->down = NULL; | |
2949 | ops->up = NULL; | |
2950 | break; | |
2951 | } | |
2952 | } | |
2953 | ||
1da177e4 | 2954 | static int __devinit |
4ff96fa6 | 2955 | rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) |
1da177e4 | 2956 | { |
0e485150 FR |
2957 | const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data; |
2958 | const unsigned int region = cfg->region; | |
1da177e4 | 2959 | struct rtl8169_private *tp; |
ccdffb9a | 2960 | struct mii_if_info *mii; |
4ff96fa6 FR |
2961 | struct net_device *dev; |
2962 | void __iomem *ioaddr; | |
07d3f51f FR |
2963 | unsigned int i; |
2964 | int rc; | |
1da177e4 | 2965 | |
4ff96fa6 FR |
2966 | if (netif_msg_drv(&debug)) { |
2967 | printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n", | |
2968 | MODULENAME, RTL8169_VERSION); | |
2969 | } | |
1da177e4 | 2970 | |
1da177e4 | 2971 | dev = alloc_etherdev(sizeof (*tp)); |
4ff96fa6 | 2972 | if (!dev) { |
b57b7e5a | 2973 | if (netif_msg_drv(&debug)) |
9b91cf9d | 2974 | dev_err(&pdev->dev, "unable to alloc new ethernet\n"); |
4ff96fa6 FR |
2975 | rc = -ENOMEM; |
2976 | goto out; | |
1da177e4 LT |
2977 | } |
2978 | ||
1da177e4 | 2979 | SET_NETDEV_DEV(dev, &pdev->dev); |
8b4ab28d | 2980 | dev->netdev_ops = &rtl8169_netdev_ops; |
1da177e4 | 2981 | tp = netdev_priv(dev); |
c4028958 | 2982 | tp->dev = dev; |
21e197f2 | 2983 | tp->pci_dev = pdev; |
b57b7e5a | 2984 | tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT); |
1da177e4 | 2985 | |
ccdffb9a FR |
2986 | mii = &tp->mii; |
2987 | mii->dev = dev; | |
2988 | mii->mdio_read = rtl_mdio_read; | |
2989 | mii->mdio_write = rtl_mdio_write; | |
2990 | mii->phy_id_mask = 0x1f; | |
2991 | mii->reg_num_mask = 0x1f; | |
2992 | mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII); | |
2993 | ||
1da177e4 LT |
2994 | /* enable device (incl. PCI PM wakeup and hotplug setup) */ |
2995 | rc = pci_enable_device(pdev); | |
b57b7e5a | 2996 | if (rc < 0) { |
bf82c189 | 2997 | netif_err(tp, probe, dev, "enable failure\n"); |
4ff96fa6 | 2998 | goto err_out_free_dev_1; |
1da177e4 LT |
2999 | } |
3000 | ||
87aeec76 | 3001 | if (pci_set_mwi(pdev) < 0) |
3002 | netif_info(tp, probe, dev, "Mem-Wr-Inval unavailable\n"); | |
1da177e4 | 3003 | |
1da177e4 | 3004 | /* make sure PCI base addr 1 is MMIO */ |
bcf0bf90 | 3005 | if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) { |
bf82c189 JP |
3006 | netif_err(tp, probe, dev, |
3007 | "region #%d not an MMIO resource, aborting\n", | |
3008 | region); | |
1da177e4 | 3009 | rc = -ENODEV; |
87aeec76 | 3010 | goto err_out_mwi_2; |
1da177e4 | 3011 | } |
4ff96fa6 | 3012 | |
1da177e4 | 3013 | /* check for weird/broken PCI region reporting */ |
bcf0bf90 | 3014 | if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) { |
bf82c189 JP |
3015 | netif_err(tp, probe, dev, |
3016 | "Invalid PCI region size(s), aborting\n"); | |
1da177e4 | 3017 | rc = -ENODEV; |
87aeec76 | 3018 | goto err_out_mwi_2; |
1da177e4 LT |
3019 | } |
3020 | ||
3021 | rc = pci_request_regions(pdev, MODULENAME); | |
b57b7e5a | 3022 | if (rc < 0) { |
bf82c189 | 3023 | netif_err(tp, probe, dev, "could not request regions\n"); |
87aeec76 | 3024 | goto err_out_mwi_2; |
1da177e4 LT |
3025 | } |
3026 | ||
3027 | tp->cp_cmd = PCIMulRW | RxChkSum; | |
3028 | ||
3029 | if ((sizeof(dma_addr_t) > 4) && | |
4300e8c7 | 3030 | !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) { |
1da177e4 LT |
3031 | tp->cp_cmd |= PCIDAC; |
3032 | dev->features |= NETIF_F_HIGHDMA; | |
3033 | } else { | |
284901a9 | 3034 | rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
1da177e4 | 3035 | if (rc < 0) { |
bf82c189 | 3036 | netif_err(tp, probe, dev, "DMA configuration failed\n"); |
87aeec76 | 3037 | goto err_out_free_res_3; |
1da177e4 LT |
3038 | } |
3039 | } | |
3040 | ||
1da177e4 | 3041 | /* ioremap MMIO region */ |
bcf0bf90 | 3042 | ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE); |
4ff96fa6 | 3043 | if (!ioaddr) { |
bf82c189 | 3044 | netif_err(tp, probe, dev, "cannot remap MMIO, aborting\n"); |
1da177e4 | 3045 | rc = -EIO; |
87aeec76 | 3046 | goto err_out_free_res_3; |
1da177e4 LT |
3047 | } |
3048 | ||
4300e8c7 DM |
3049 | tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); |
3050 | if (!tp->pcie_cap) | |
3051 | netif_info(tp, probe, dev, "no PCI Express capability\n"); | |
3052 | ||
d78ad8cb | 3053 | RTL_W16(IntrMask, 0x0000); |
1da177e4 LT |
3054 | |
3055 | /* Soft reset the chip. */ | |
3056 | RTL_W8(ChipCmd, CmdReset); | |
3057 | ||
3058 | /* Check that the chip has finished the reset. */ | |
07d3f51f | 3059 | for (i = 0; i < 100; i++) { |
1da177e4 LT |
3060 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) |
3061 | break; | |
b518fa8e | 3062 | msleep_interruptible(1); |
1da177e4 LT |
3063 | } |
3064 | ||
d78ad8cb KW |
3065 | RTL_W16(IntrStatus, 0xffff); |
3066 | ||
ca52efd5 | 3067 | pci_set_master(pdev); |
3068 | ||
1da177e4 LT |
3069 | /* Identify chip attached to board */ |
3070 | rtl8169_get_mac_version(tp, ioaddr); | |
1da177e4 | 3071 | |
c0e45c1c | 3072 | rtl_init_mdio_ops(tp); |
065c27c1 | 3073 | rtl_init_pll_power_ops(tp); |
c0e45c1c | 3074 | |
f21b75e9 JD |
3075 | /* Use appropriate default if unknown */ |
3076 | if (tp->mac_version == RTL_GIGA_MAC_NONE) { | |
bf82c189 JP |
3077 | netif_notice(tp, probe, dev, |
3078 | "unknown MAC, using family default\n"); | |
f21b75e9 JD |
3079 | tp->mac_version = cfg->default_ver; |
3080 | } | |
3081 | ||
1da177e4 | 3082 | rtl8169_print_mac_version(tp); |
1da177e4 | 3083 | |
cee60c37 | 3084 | for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) { |
1da177e4 LT |
3085 | if (tp->mac_version == rtl_chip_info[i].mac_version) |
3086 | break; | |
3087 | } | |
cee60c37 | 3088 | if (i == ARRAY_SIZE(rtl_chip_info)) { |
f21b75e9 JD |
3089 | dev_err(&pdev->dev, |
3090 | "driver bug, MAC version not found in rtl_chip_info\n"); | |
87aeec76 | 3091 | goto err_out_msi_4; |
1da177e4 LT |
3092 | } |
3093 | tp->chipset = i; | |
3094 | ||
5d06a99f FR |
3095 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
3096 | RTL_W8(Config1, RTL_R8(Config1) | PMEnable); | |
3097 | RTL_W8(Config5, RTL_R8(Config5) & PMEStatus); | |
20037fa4 BP |
3098 | if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0) |
3099 | tp->features |= RTL_FEATURE_WOL; | |
3100 | if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0) | |
3101 | tp->features |= RTL_FEATURE_WOL; | |
fbac58fc | 3102 | tp->features |= rtl_try_msi(pdev, ioaddr, cfg); |
5d06a99f FR |
3103 | RTL_W8(Cfg9346, Cfg9346_Lock); |
3104 | ||
66ec5d4f FR |
3105 | if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) && |
3106 | (RTL_R8(PHYstatus) & TBI_Enable)) { | |
1da177e4 LT |
3107 | tp->set_speed = rtl8169_set_speed_tbi; |
3108 | tp->get_settings = rtl8169_gset_tbi; | |
3109 | tp->phy_reset_enable = rtl8169_tbi_reset_enable; | |
3110 | tp->phy_reset_pending = rtl8169_tbi_reset_pending; | |
3111 | tp->link_ok = rtl8169_tbi_link_ok; | |
8b4ab28d | 3112 | tp->do_ioctl = rtl_tbi_ioctl; |
1da177e4 | 3113 | |
64e4bfb4 | 3114 | tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */ |
1da177e4 LT |
3115 | } else { |
3116 | tp->set_speed = rtl8169_set_speed_xmii; | |
3117 | tp->get_settings = rtl8169_gset_xmii; | |
3118 | tp->phy_reset_enable = rtl8169_xmii_reset_enable; | |
3119 | tp->phy_reset_pending = rtl8169_xmii_reset_pending; | |
3120 | tp->link_ok = rtl8169_xmii_link_ok; | |
8b4ab28d | 3121 | tp->do_ioctl = rtl_xmii_ioctl; |
1da177e4 LT |
3122 | } |
3123 | ||
df58ef51 FR |
3124 | spin_lock_init(&tp->lock); |
3125 | ||
738e1e69 PV |
3126 | tp->mmio_addr = ioaddr; |
3127 | ||
7bf6bf48 | 3128 | /* Get MAC address */ |
1da177e4 LT |
3129 | for (i = 0; i < MAC_ADDR_LEN; i++) |
3130 | dev->dev_addr[i] = RTL_R8(MAC0 + i); | |
6d6525b7 | 3131 | memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); |
1da177e4 | 3132 | |
1da177e4 | 3133 | SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops); |
1da177e4 LT |
3134 | dev->watchdog_timeo = RTL8169_TX_TIMEOUT; |
3135 | dev->irq = pdev->irq; | |
3136 | dev->base_addr = (unsigned long) ioaddr; | |
1da177e4 | 3137 | |
bea3348e | 3138 | netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT); |
1da177e4 LT |
3139 | |
3140 | #ifdef CONFIG_R8169_VLAN | |
3141 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
1da177e4 | 3142 | #endif |
2edae08e | 3143 | dev->features |= NETIF_F_GRO; |
1da177e4 LT |
3144 | |
3145 | tp->intr_mask = 0xffff; | |
0e485150 FR |
3146 | tp->hw_start = cfg->hw_start; |
3147 | tp->intr_event = cfg->intr_event; | |
3148 | tp->napi_event = cfg->napi_event; | |
1da177e4 | 3149 | |
2efa53f3 FR |
3150 | init_timer(&tp->timer); |
3151 | tp->timer.data = (unsigned long) dev; | |
3152 | tp->timer.function = rtl8169_phy_timer; | |
3153 | ||
1da177e4 | 3154 | rc = register_netdev(dev); |
4ff96fa6 | 3155 | if (rc < 0) |
87aeec76 | 3156 | goto err_out_msi_4; |
1da177e4 LT |
3157 | |
3158 | pci_set_drvdata(pdev, dev); | |
3159 | ||
bf82c189 JP |
3160 | netif_info(tp, probe, dev, "%s at 0x%lx, %pM, XID %08x IRQ %d\n", |
3161 | rtl_chip_info[tp->chipset].name, | |
3162 | dev->base_addr, dev->dev_addr, | |
3163 | (u32)(RTL_R32(TxConfig) & 0x9cf0f8ff), dev->irq); | |
1da177e4 | 3164 | |
e6de30d6 | 3165 | if ((tp->mac_version == RTL_GIGA_MAC_VER_27) || |
3166 | (tp->mac_version == RTL_GIGA_MAC_VER_28)) { | |
b646d900 | 3167 | rtl8168_driver_start(tp); |
e6de30d6 | 3168 | } |
b646d900 | 3169 | |
8b76ab39 | 3170 | device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL); |
1da177e4 | 3171 | |
f3ec4f87 AS |
3172 | if (pci_dev_run_wake(pdev)) |
3173 | pm_runtime_put_noidle(&pdev->dev); | |
e1759441 | 3174 | |
4ff96fa6 FR |
3175 | out: |
3176 | return rc; | |
1da177e4 | 3177 | |
87aeec76 | 3178 | err_out_msi_4: |
fbac58fc | 3179 | rtl_disable_msi(pdev, tp); |
4ff96fa6 | 3180 | iounmap(ioaddr); |
87aeec76 | 3181 | err_out_free_res_3: |
4ff96fa6 | 3182 | pci_release_regions(pdev); |
87aeec76 | 3183 | err_out_mwi_2: |
4ff96fa6 | 3184 | pci_clear_mwi(pdev); |
4ff96fa6 FR |
3185 | pci_disable_device(pdev); |
3186 | err_out_free_dev_1: | |
3187 | free_netdev(dev); | |
3188 | goto out; | |
1da177e4 LT |
3189 | } |
3190 | ||
07d3f51f | 3191 | static void __devexit rtl8169_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
3192 | { |
3193 | struct net_device *dev = pci_get_drvdata(pdev); | |
3194 | struct rtl8169_private *tp = netdev_priv(dev); | |
3195 | ||
e6de30d6 | 3196 | if ((tp->mac_version == RTL_GIGA_MAC_VER_27) || |
3197 | (tp->mac_version == RTL_GIGA_MAC_VER_28)) { | |
b646d900 | 3198 | rtl8168_driver_stop(tp); |
e6de30d6 | 3199 | } |
b646d900 | 3200 | |
23f333a2 | 3201 | cancel_delayed_work_sync(&tp->task); |
eb2a021c | 3202 | |
1da177e4 | 3203 | unregister_netdev(dev); |
cc098dc7 | 3204 | |
f3ec4f87 AS |
3205 | if (pci_dev_run_wake(pdev)) |
3206 | pm_runtime_get_noresume(&pdev->dev); | |
e1759441 | 3207 | |
cc098dc7 IV |
3208 | /* restore original MAC address */ |
3209 | rtl_rar_set(tp, dev->perm_addr); | |
3210 | ||
fbac58fc | 3211 | rtl_disable_msi(pdev, tp); |
1da177e4 LT |
3212 | rtl8169_release_board(pdev, dev, tp->mmio_addr); |
3213 | pci_set_drvdata(pdev, NULL); | |
3214 | } | |
3215 | ||
1da177e4 LT |
3216 | static int rtl8169_open(struct net_device *dev) |
3217 | { | |
3218 | struct rtl8169_private *tp = netdev_priv(dev); | |
eee3a96c | 3219 | void __iomem *ioaddr = tp->mmio_addr; |
1da177e4 | 3220 | struct pci_dev *pdev = tp->pci_dev; |
99f252b0 | 3221 | int retval = -ENOMEM; |
1da177e4 | 3222 | |
e1759441 | 3223 | pm_runtime_get_sync(&pdev->dev); |
1da177e4 | 3224 | |
1da177e4 LT |
3225 | /* |
3226 | * Rx and Tx desscriptors needs 256 bytes alignment. | |
82553bb6 | 3227 | * dma_alloc_coherent provides more. |
1da177e4 | 3228 | */ |
82553bb6 SG |
3229 | tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES, |
3230 | &tp->TxPhyAddr, GFP_KERNEL); | |
1da177e4 | 3231 | if (!tp->TxDescArray) |
e1759441 | 3232 | goto err_pm_runtime_put; |
1da177e4 | 3233 | |
82553bb6 SG |
3234 | tp->RxDescArray = dma_alloc_coherent(&pdev->dev, R8169_RX_RING_BYTES, |
3235 | &tp->RxPhyAddr, GFP_KERNEL); | |
1da177e4 | 3236 | if (!tp->RxDescArray) |
99f252b0 | 3237 | goto err_free_tx_0; |
1da177e4 LT |
3238 | |
3239 | retval = rtl8169_init_ring(dev); | |
3240 | if (retval < 0) | |
99f252b0 | 3241 | goto err_free_rx_1; |
1da177e4 | 3242 | |
c4028958 | 3243 | INIT_DELAYED_WORK(&tp->task, NULL); |
1da177e4 | 3244 | |
99f252b0 FR |
3245 | smp_mb(); |
3246 | ||
fbac58fc FR |
3247 | retval = request_irq(dev->irq, rtl8169_interrupt, |
3248 | (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED, | |
99f252b0 FR |
3249 | dev->name, dev); |
3250 | if (retval < 0) | |
3251 | goto err_release_ring_2; | |
3252 | ||
bea3348e | 3253 | napi_enable(&tp->napi); |
bea3348e | 3254 | |
eee3a96c | 3255 | rtl8169_init_phy(dev, tp); |
3256 | ||
3257 | /* | |
3258 | * Pretend we are using VLANs; This bypasses a nasty bug where | |
3259 | * Interrupts stop flowing on high load on 8110SCd controllers. | |
3260 | */ | |
3261 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) | |
3262 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan); | |
3263 | ||
065c27c1 | 3264 | rtl_pll_power_up(tp); |
3265 | ||
07ce4064 | 3266 | rtl_hw_start(dev); |
1da177e4 LT |
3267 | |
3268 | rtl8169_request_timer(dev); | |
3269 | ||
e1759441 RW |
3270 | tp->saved_wolopts = 0; |
3271 | pm_runtime_put_noidle(&pdev->dev); | |
3272 | ||
eee3a96c | 3273 | rtl8169_check_link_status(dev, tp, ioaddr); |
1da177e4 LT |
3274 | out: |
3275 | return retval; | |
3276 | ||
99f252b0 FR |
3277 | err_release_ring_2: |
3278 | rtl8169_rx_clear(tp); | |
3279 | err_free_rx_1: | |
82553bb6 SG |
3280 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
3281 | tp->RxPhyAddr); | |
e1759441 | 3282 | tp->RxDescArray = NULL; |
99f252b0 | 3283 | err_free_tx_0: |
82553bb6 SG |
3284 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, |
3285 | tp->TxPhyAddr); | |
e1759441 RW |
3286 | tp->TxDescArray = NULL; |
3287 | err_pm_runtime_put: | |
3288 | pm_runtime_put_noidle(&pdev->dev); | |
1da177e4 LT |
3289 | goto out; |
3290 | } | |
3291 | ||
e6de30d6 | 3292 | static void rtl8169_hw_reset(struct rtl8169_private *tp) |
1da177e4 | 3293 | { |
e6de30d6 | 3294 | void __iomem *ioaddr = tp->mmio_addr; |
3295 | ||
1da177e4 LT |
3296 | /* Disable interrupts */ |
3297 | rtl8169_irq_mask_and_ack(ioaddr); | |
3298 | ||
e6de30d6 | 3299 | if (tp->mac_version == RTL_GIGA_MAC_VER_28) { |
3300 | while (RTL_R8(TxPoll) & NPQ) | |
3301 | udelay(20); | |
3302 | ||
3303 | } | |
3304 | ||
1da177e4 LT |
3305 | /* Reset the chipset */ |
3306 | RTL_W8(ChipCmd, CmdReset); | |
3307 | ||
3308 | /* PCI commit */ | |
3309 | RTL_R8(ChipCmd); | |
3310 | } | |
3311 | ||
7f796d83 | 3312 | static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp) |
9cb427b6 FR |
3313 | { |
3314 | void __iomem *ioaddr = tp->mmio_addr; | |
3315 | u32 cfg = rtl8169_rx_config; | |
3316 | ||
3317 | cfg |= (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); | |
3318 | RTL_W32(RxConfig, cfg); | |
3319 | ||
3320 | /* Set DMA burst size and Interframe Gap Time */ | |
3321 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | | |
3322 | (InterFrameGap << TxInterFrameGapShift)); | |
3323 | } | |
3324 | ||
07ce4064 | 3325 | static void rtl_hw_start(struct net_device *dev) |
1da177e4 LT |
3326 | { |
3327 | struct rtl8169_private *tp = netdev_priv(dev); | |
3328 | void __iomem *ioaddr = tp->mmio_addr; | |
07d3f51f | 3329 | unsigned int i; |
1da177e4 LT |
3330 | |
3331 | /* Soft reset the chip. */ | |
3332 | RTL_W8(ChipCmd, CmdReset); | |
3333 | ||
3334 | /* Check that the chip has finished the reset. */ | |
07d3f51f | 3335 | for (i = 0; i < 100; i++) { |
1da177e4 LT |
3336 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) |
3337 | break; | |
b518fa8e | 3338 | msleep_interruptible(1); |
1da177e4 LT |
3339 | } |
3340 | ||
07ce4064 FR |
3341 | tp->hw_start(dev); |
3342 | ||
07ce4064 FR |
3343 | netif_start_queue(dev); |
3344 | } | |
3345 | ||
3346 | ||
7f796d83 FR |
3347 | static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp, |
3348 | void __iomem *ioaddr) | |
3349 | { | |
3350 | /* | |
3351 | * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh | |
3352 | * register to be written before TxDescAddrLow to work. | |
3353 | * Switching from MMIO to I/O access fixes the issue as well. | |
3354 | */ | |
3355 | RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32); | |
284901a9 | 3356 | RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32)); |
7f796d83 | 3357 | RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32); |
284901a9 | 3358 | RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32)); |
7f796d83 FR |
3359 | } |
3360 | ||
3361 | static u16 rtl_rw_cpluscmd(void __iomem *ioaddr) | |
3362 | { | |
3363 | u16 cmd; | |
3364 | ||
3365 | cmd = RTL_R16(CPlusCmd); | |
3366 | RTL_W16(CPlusCmd, cmd); | |
3367 | return cmd; | |
3368 | } | |
3369 | ||
fdd7b4c3 | 3370 | static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz) |
7f796d83 FR |
3371 | { |
3372 | /* Low hurts. Let's disable the filtering. */ | |
207d6e87 | 3373 | RTL_W16(RxMaxSize, rx_buf_sz + 1); |
7f796d83 FR |
3374 | } |
3375 | ||
6dccd16b FR |
3376 | static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) |
3377 | { | |
350f7596 | 3378 | static const struct { |
6dccd16b FR |
3379 | u32 mac_version; |
3380 | u32 clk; | |
3381 | u32 val; | |
3382 | } cfg2_info [] = { | |
3383 | { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd | |
3384 | { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff }, | |
3385 | { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe | |
3386 | { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff } | |
3387 | }, *p = cfg2_info; | |
3388 | unsigned int i; | |
3389 | u32 clk; | |
3390 | ||
3391 | clk = RTL_R8(Config2) & PCI_Clock_66MHz; | |
cadf1855 | 3392 | for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) { |
6dccd16b FR |
3393 | if ((p->mac_version == mac_version) && (p->clk == clk)) { |
3394 | RTL_W32(0x7c, p->val); | |
3395 | break; | |
3396 | } | |
3397 | } | |
3398 | } | |
3399 | ||
07ce4064 FR |
3400 | static void rtl_hw_start_8169(struct net_device *dev) |
3401 | { | |
3402 | struct rtl8169_private *tp = netdev_priv(dev); | |
3403 | void __iomem *ioaddr = tp->mmio_addr; | |
3404 | struct pci_dev *pdev = tp->pci_dev; | |
07ce4064 | 3405 | |
9cb427b6 FR |
3406 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) { |
3407 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW); | |
3408 | pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08); | |
3409 | } | |
3410 | ||
1da177e4 | 3411 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
9cb427b6 FR |
3412 | if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || |
3413 | (tp->mac_version == RTL_GIGA_MAC_VER_02) || | |
3414 | (tp->mac_version == RTL_GIGA_MAC_VER_03) || | |
3415 | (tp->mac_version == RTL_GIGA_MAC_VER_04)) | |
3416 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
3417 | ||
f0298f81 | 3418 | RTL_W8(EarlyTxThres, NoEarlyTx); |
1da177e4 | 3419 | |
6f0333b8 | 3420 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
1da177e4 | 3421 | |
c946b304 FR |
3422 | if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || |
3423 | (tp->mac_version == RTL_GIGA_MAC_VER_02) || | |
3424 | (tp->mac_version == RTL_GIGA_MAC_VER_03) || | |
3425 | (tp->mac_version == RTL_GIGA_MAC_VER_04)) | |
3426 | rtl_set_rx_tx_config_registers(tp); | |
1da177e4 | 3427 | |
7f796d83 | 3428 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; |
1da177e4 | 3429 | |
bcf0bf90 FR |
3430 | if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || |
3431 | (tp->mac_version == RTL_GIGA_MAC_VER_03)) { | |
06fa7358 | 3432 | dprintk("Set MAC Reg C+CR Offset 0xE0. " |
1da177e4 | 3433 | "Bit-3 and bit-14 MUST be 1\n"); |
bcf0bf90 | 3434 | tp->cp_cmd |= (1 << 14); |
1da177e4 LT |
3435 | } |
3436 | ||
bcf0bf90 FR |
3437 | RTL_W16(CPlusCmd, tp->cp_cmd); |
3438 | ||
6dccd16b FR |
3439 | rtl8169_set_magic_reg(ioaddr, tp->mac_version); |
3440 | ||
1da177e4 LT |
3441 | /* |
3442 | * Undocumented corner. Supposedly: | |
3443 | * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets | |
3444 | */ | |
3445 | RTL_W16(IntrMitigate, 0x0000); | |
3446 | ||
7f796d83 | 3447 | rtl_set_rx_tx_desc_registers(tp, ioaddr); |
9cb427b6 | 3448 | |
c946b304 FR |
3449 | if ((tp->mac_version != RTL_GIGA_MAC_VER_01) && |
3450 | (tp->mac_version != RTL_GIGA_MAC_VER_02) && | |
3451 | (tp->mac_version != RTL_GIGA_MAC_VER_03) && | |
3452 | (tp->mac_version != RTL_GIGA_MAC_VER_04)) { | |
3453 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
3454 | rtl_set_rx_tx_config_registers(tp); | |
3455 | } | |
3456 | ||
1da177e4 | 3457 | RTL_W8(Cfg9346, Cfg9346_Lock); |
b518fa8e FR |
3458 | |
3459 | /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ | |
3460 | RTL_R8(IntrMask); | |
1da177e4 LT |
3461 | |
3462 | RTL_W32(RxMissed, 0); | |
3463 | ||
07ce4064 | 3464 | rtl_set_rx_mode(dev); |
1da177e4 LT |
3465 | |
3466 | /* no early-rx interrupts */ | |
3467 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); | |
6dccd16b FR |
3468 | |
3469 | /* Enable all known interrupts by setting the interrupt mask. */ | |
0e485150 | 3470 | RTL_W16(IntrMask, tp->intr_event); |
07ce4064 | 3471 | } |
1da177e4 | 3472 | |
9c14ceaf | 3473 | static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force) |
458a9f61 | 3474 | { |
9c14ceaf FR |
3475 | struct net_device *dev = pci_get_drvdata(pdev); |
3476 | struct rtl8169_private *tp = netdev_priv(dev); | |
3477 | int cap = tp->pcie_cap; | |
3478 | ||
3479 | if (cap) { | |
3480 | u16 ctl; | |
458a9f61 | 3481 | |
9c14ceaf FR |
3482 | pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl); |
3483 | ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force; | |
3484 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl); | |
3485 | } | |
458a9f61 FR |
3486 | } |
3487 | ||
650e8d5d | 3488 | static void rtl_csi_access_enable(void __iomem *ioaddr, u32 bits) |
dacf8154 FR |
3489 | { |
3490 | u32 csi; | |
3491 | ||
3492 | csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff; | |
650e8d5d | 3493 | rtl_csi_write(ioaddr, 0x070c, csi | bits); |
3494 | } | |
3495 | ||
e6de30d6 | 3496 | static void rtl_csi_access_enable_1(void __iomem *ioaddr) |
3497 | { | |
3498 | rtl_csi_access_enable(ioaddr, 0x17000000); | |
3499 | } | |
3500 | ||
650e8d5d | 3501 | static void rtl_csi_access_enable_2(void __iomem *ioaddr) |
3502 | { | |
3503 | rtl_csi_access_enable(ioaddr, 0x27000000); | |
dacf8154 FR |
3504 | } |
3505 | ||
3506 | struct ephy_info { | |
3507 | unsigned int offset; | |
3508 | u16 mask; | |
3509 | u16 bits; | |
3510 | }; | |
3511 | ||
350f7596 | 3512 | static void rtl_ephy_init(void __iomem *ioaddr, const struct ephy_info *e, int len) |
dacf8154 FR |
3513 | { |
3514 | u16 w; | |
3515 | ||
3516 | while (len-- > 0) { | |
3517 | w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits; | |
3518 | rtl_ephy_write(ioaddr, e->offset, w); | |
3519 | e++; | |
3520 | } | |
3521 | } | |
3522 | ||
b726e493 FR |
3523 | static void rtl_disable_clock_request(struct pci_dev *pdev) |
3524 | { | |
3525 | struct net_device *dev = pci_get_drvdata(pdev); | |
3526 | struct rtl8169_private *tp = netdev_priv(dev); | |
3527 | int cap = tp->pcie_cap; | |
3528 | ||
3529 | if (cap) { | |
3530 | u16 ctl; | |
3531 | ||
3532 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); | |
3533 | ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN; | |
3534 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); | |
3535 | } | |
3536 | } | |
3537 | ||
e6de30d6 | 3538 | static void rtl_enable_clock_request(struct pci_dev *pdev) |
3539 | { | |
3540 | struct net_device *dev = pci_get_drvdata(pdev); | |
3541 | struct rtl8169_private *tp = netdev_priv(dev); | |
3542 | int cap = tp->pcie_cap; | |
3543 | ||
3544 | if (cap) { | |
3545 | u16 ctl; | |
3546 | ||
3547 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); | |
3548 | ctl |= PCI_EXP_LNKCTL_CLKREQ_EN; | |
3549 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); | |
3550 | } | |
3551 | } | |
3552 | ||
b726e493 FR |
3553 | #define R8168_CPCMD_QUIRK_MASK (\ |
3554 | EnableBist | \ | |
3555 | Mac_dbgo_oe | \ | |
3556 | Force_half_dup | \ | |
3557 | Force_rxflow_en | \ | |
3558 | Force_txflow_en | \ | |
3559 | Cxpl_dbg_sel | \ | |
3560 | ASF | \ | |
3561 | PktCntrDisable | \ | |
3562 | Mac_dbgo_sel) | |
3563 | ||
219a1e9d FR |
3564 | static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev) |
3565 | { | |
b726e493 FR |
3566 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
3567 | ||
3568 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3569 | ||
2e68ae44 FR |
3570 | rtl_tx_performance_tweak(pdev, |
3571 | (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN); | |
219a1e9d FR |
3572 | } |
3573 | ||
3574 | static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev) | |
3575 | { | |
3576 | rtl_hw_start_8168bb(ioaddr, pdev); | |
b726e493 | 3577 | |
f0298f81 | 3578 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
b726e493 FR |
3579 | |
3580 | RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0)); | |
219a1e9d FR |
3581 | } |
3582 | ||
3583 | static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev) | |
3584 | { | |
b726e493 FR |
3585 | RTL_W8(Config1, RTL_R8(Config1) | Speed_down); |
3586 | ||
3587 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3588 | ||
219a1e9d | 3589 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
b726e493 FR |
3590 | |
3591 | rtl_disable_clock_request(pdev); | |
3592 | ||
3593 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
219a1e9d FR |
3594 | } |
3595 | ||
ef3386f0 | 3596 | static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev) |
219a1e9d | 3597 | { |
350f7596 | 3598 | static const struct ephy_info e_info_8168cp[] = { |
b726e493 FR |
3599 | { 0x01, 0, 0x0001 }, |
3600 | { 0x02, 0x0800, 0x1000 }, | |
3601 | { 0x03, 0, 0x0042 }, | |
3602 | { 0x06, 0x0080, 0x0000 }, | |
3603 | { 0x07, 0, 0x2000 } | |
3604 | }; | |
3605 | ||
650e8d5d | 3606 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
3607 | |
3608 | rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp)); | |
3609 | ||
219a1e9d FR |
3610 | __rtl_hw_start_8168cp(ioaddr, pdev); |
3611 | } | |
3612 | ||
ef3386f0 FR |
3613 | static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev) |
3614 | { | |
650e8d5d | 3615 | rtl_csi_access_enable_2(ioaddr); |
ef3386f0 FR |
3616 | |
3617 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3618 | ||
3619 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3620 | ||
3621 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3622 | } | |
3623 | ||
7f3e3d3a FR |
3624 | static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev) |
3625 | { | |
650e8d5d | 3626 | rtl_csi_access_enable_2(ioaddr); |
7f3e3d3a FR |
3627 | |
3628 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3629 | ||
3630 | /* Magic. */ | |
3631 | RTL_W8(DBG_REG, 0x20); | |
3632 | ||
f0298f81 | 3633 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
7f3e3d3a FR |
3634 | |
3635 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3636 | ||
3637 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3638 | } | |
3639 | ||
219a1e9d FR |
3640 | static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev) |
3641 | { | |
350f7596 | 3642 | static const struct ephy_info e_info_8168c_1[] = { |
b726e493 FR |
3643 | { 0x02, 0x0800, 0x1000 }, |
3644 | { 0x03, 0, 0x0002 }, | |
3645 | { 0x06, 0x0080, 0x0000 } | |
3646 | }; | |
3647 | ||
650e8d5d | 3648 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
3649 | |
3650 | RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2); | |
3651 | ||
3652 | rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1)); | |
3653 | ||
219a1e9d FR |
3654 | __rtl_hw_start_8168cp(ioaddr, pdev); |
3655 | } | |
3656 | ||
3657 | static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
3658 | { | |
350f7596 | 3659 | static const struct ephy_info e_info_8168c_2[] = { |
b726e493 FR |
3660 | { 0x01, 0, 0x0001 }, |
3661 | { 0x03, 0x0400, 0x0220 } | |
3662 | }; | |
3663 | ||
650e8d5d | 3664 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
3665 | |
3666 | rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2)); | |
3667 | ||
219a1e9d FR |
3668 | __rtl_hw_start_8168cp(ioaddr, pdev); |
3669 | } | |
3670 | ||
197ff761 FR |
3671 | static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev) |
3672 | { | |
3673 | rtl_hw_start_8168c_2(ioaddr, pdev); | |
3674 | } | |
3675 | ||
6fb07058 FR |
3676 | static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev) |
3677 | { | |
650e8d5d | 3678 | rtl_csi_access_enable_2(ioaddr); |
6fb07058 FR |
3679 | |
3680 | __rtl_hw_start_8168cp(ioaddr, pdev); | |
3681 | } | |
3682 | ||
5b538df9 FR |
3683 | static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev) |
3684 | { | |
650e8d5d | 3685 | rtl_csi_access_enable_2(ioaddr); |
5b538df9 FR |
3686 | |
3687 | rtl_disable_clock_request(pdev); | |
3688 | ||
f0298f81 | 3689 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
5b538df9 FR |
3690 | |
3691 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3692 | ||
3693 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3694 | } | |
3695 | ||
e6de30d6 | 3696 | static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev) |
3697 | { | |
3698 | static const struct ephy_info e_info_8168d_4[] = { | |
3699 | { 0x0b, ~0, 0x48 }, | |
3700 | { 0x19, 0x20, 0x50 }, | |
3701 | { 0x0c, ~0, 0x20 } | |
3702 | }; | |
3703 | int i; | |
3704 | ||
3705 | rtl_csi_access_enable_1(ioaddr); | |
3706 | ||
3707 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3708 | ||
3709 | RTL_W8(MaxTxPacketSize, TxPacketMax); | |
3710 | ||
3711 | for (i = 0; i < ARRAY_SIZE(e_info_8168d_4); i++) { | |
3712 | const struct ephy_info *e = e_info_8168d_4 + i; | |
3713 | u16 w; | |
3714 | ||
3715 | w = rtl_ephy_read(ioaddr, e->offset); | |
3716 | rtl_ephy_write(ioaddr, 0x03, (w & e->mask) | e->bits); | |
3717 | } | |
3718 | ||
3719 | rtl_enable_clock_request(pdev); | |
3720 | } | |
3721 | ||
07ce4064 FR |
3722 | static void rtl_hw_start_8168(struct net_device *dev) |
3723 | { | |
2dd99530 FR |
3724 | struct rtl8169_private *tp = netdev_priv(dev); |
3725 | void __iomem *ioaddr = tp->mmio_addr; | |
0e485150 | 3726 | struct pci_dev *pdev = tp->pci_dev; |
2dd99530 FR |
3727 | |
3728 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
3729 | ||
f0298f81 | 3730 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
2dd99530 | 3731 | |
6f0333b8 | 3732 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
2dd99530 | 3733 | |
0e485150 | 3734 | tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1; |
2dd99530 FR |
3735 | |
3736 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
3737 | ||
0e485150 | 3738 | RTL_W16(IntrMitigate, 0x5151); |
2dd99530 | 3739 | |
0e485150 FR |
3740 | /* Work around for RxFIFO overflow. */ |
3741 | if (tp->mac_version == RTL_GIGA_MAC_VER_11) { | |
3742 | tp->intr_event |= RxFIFOOver | PCSTimeout; | |
3743 | tp->intr_event &= ~RxOverflow; | |
3744 | } | |
3745 | ||
3746 | rtl_set_rx_tx_desc_registers(tp, ioaddr); | |
2dd99530 | 3747 | |
b8363901 FR |
3748 | rtl_set_rx_mode(dev); |
3749 | ||
3750 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | | |
3751 | (InterFrameGap << TxInterFrameGapShift)); | |
2dd99530 FR |
3752 | |
3753 | RTL_R8(IntrMask); | |
3754 | ||
219a1e9d FR |
3755 | switch (tp->mac_version) { |
3756 | case RTL_GIGA_MAC_VER_11: | |
3757 | rtl_hw_start_8168bb(ioaddr, pdev); | |
3758 | break; | |
3759 | ||
3760 | case RTL_GIGA_MAC_VER_12: | |
3761 | case RTL_GIGA_MAC_VER_17: | |
3762 | rtl_hw_start_8168bef(ioaddr, pdev); | |
3763 | break; | |
3764 | ||
3765 | case RTL_GIGA_MAC_VER_18: | |
ef3386f0 | 3766 | rtl_hw_start_8168cp_1(ioaddr, pdev); |
219a1e9d FR |
3767 | break; |
3768 | ||
3769 | case RTL_GIGA_MAC_VER_19: | |
3770 | rtl_hw_start_8168c_1(ioaddr, pdev); | |
3771 | break; | |
3772 | ||
3773 | case RTL_GIGA_MAC_VER_20: | |
3774 | rtl_hw_start_8168c_2(ioaddr, pdev); | |
3775 | break; | |
3776 | ||
197ff761 FR |
3777 | case RTL_GIGA_MAC_VER_21: |
3778 | rtl_hw_start_8168c_3(ioaddr, pdev); | |
3779 | break; | |
3780 | ||
6fb07058 FR |
3781 | case RTL_GIGA_MAC_VER_22: |
3782 | rtl_hw_start_8168c_4(ioaddr, pdev); | |
3783 | break; | |
3784 | ||
ef3386f0 FR |
3785 | case RTL_GIGA_MAC_VER_23: |
3786 | rtl_hw_start_8168cp_2(ioaddr, pdev); | |
3787 | break; | |
3788 | ||
7f3e3d3a FR |
3789 | case RTL_GIGA_MAC_VER_24: |
3790 | rtl_hw_start_8168cp_3(ioaddr, pdev); | |
3791 | break; | |
3792 | ||
5b538df9 | 3793 | case RTL_GIGA_MAC_VER_25: |
daf9df6d | 3794 | case RTL_GIGA_MAC_VER_26: |
3795 | case RTL_GIGA_MAC_VER_27: | |
5b538df9 FR |
3796 | rtl_hw_start_8168d(ioaddr, pdev); |
3797 | break; | |
3798 | ||
e6de30d6 | 3799 | case RTL_GIGA_MAC_VER_28: |
3800 | rtl_hw_start_8168d_4(ioaddr, pdev); | |
3801 | break; | |
3802 | ||
219a1e9d FR |
3803 | default: |
3804 | printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n", | |
3805 | dev->name, tp->mac_version); | |
3806 | break; | |
3807 | } | |
2dd99530 | 3808 | |
0e485150 FR |
3809 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
3810 | ||
b8363901 FR |
3811 | RTL_W8(Cfg9346, Cfg9346_Lock); |
3812 | ||
2dd99530 | 3813 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); |
6dccd16b | 3814 | |
0e485150 | 3815 | RTL_W16(IntrMask, tp->intr_event); |
07ce4064 | 3816 | } |
1da177e4 | 3817 | |
2857ffb7 FR |
3818 | #define R810X_CPCMD_QUIRK_MASK (\ |
3819 | EnableBist | \ | |
3820 | Mac_dbgo_oe | \ | |
3821 | Force_half_dup | \ | |
5edcc537 | 3822 | Force_rxflow_en | \ |
2857ffb7 FR |
3823 | Force_txflow_en | \ |
3824 | Cxpl_dbg_sel | \ | |
3825 | ASF | \ | |
3826 | PktCntrDisable | \ | |
3827 | PCIDAC | \ | |
3828 | PCIMulRW) | |
3829 | ||
3830 | static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev) | |
3831 | { | |
350f7596 | 3832 | static const struct ephy_info e_info_8102e_1[] = { |
2857ffb7 FR |
3833 | { 0x01, 0, 0x6e65 }, |
3834 | { 0x02, 0, 0x091f }, | |
3835 | { 0x03, 0, 0xc2f9 }, | |
3836 | { 0x06, 0, 0xafb5 }, | |
3837 | { 0x07, 0, 0x0e00 }, | |
3838 | { 0x19, 0, 0xec80 }, | |
3839 | { 0x01, 0, 0x2e65 }, | |
3840 | { 0x01, 0, 0x6e65 } | |
3841 | }; | |
3842 | u8 cfg1; | |
3843 | ||
650e8d5d | 3844 | rtl_csi_access_enable_2(ioaddr); |
2857ffb7 FR |
3845 | |
3846 | RTL_W8(DBG_REG, FIX_NAK_1); | |
3847 | ||
3848 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3849 | ||
3850 | RTL_W8(Config1, | |
3851 | LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable); | |
3852 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3853 | ||
3854 | cfg1 = RTL_R8(Config1); | |
3855 | if ((cfg1 & LEDS0) && (cfg1 & LEDS1)) | |
3856 | RTL_W8(Config1, cfg1 & ~LEDS0); | |
3857 | ||
3858 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); | |
3859 | ||
3860 | rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1)); | |
3861 | } | |
3862 | ||
3863 | static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
3864 | { | |
650e8d5d | 3865 | rtl_csi_access_enable_2(ioaddr); |
2857ffb7 FR |
3866 | |
3867 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3868 | ||
3869 | RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable); | |
3870 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3871 | ||
3872 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); | |
3873 | } | |
3874 | ||
3875 | static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev) | |
3876 | { | |
3877 | rtl_hw_start_8102e_2(ioaddr, pdev); | |
3878 | ||
3879 | rtl_ephy_write(ioaddr, 0x03, 0xc2f9); | |
3880 | } | |
3881 | ||
07ce4064 FR |
3882 | static void rtl_hw_start_8101(struct net_device *dev) |
3883 | { | |
cdf1a608 FR |
3884 | struct rtl8169_private *tp = netdev_priv(dev); |
3885 | void __iomem *ioaddr = tp->mmio_addr; | |
3886 | struct pci_dev *pdev = tp->pci_dev; | |
3887 | ||
e3cf0cc0 FR |
3888 | if ((tp->mac_version == RTL_GIGA_MAC_VER_13) || |
3889 | (tp->mac_version == RTL_GIGA_MAC_VER_16)) { | |
9c14ceaf FR |
3890 | int cap = tp->pcie_cap; |
3891 | ||
3892 | if (cap) { | |
3893 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, | |
3894 | PCI_EXP_DEVCTL_NOSNOOP_EN); | |
3895 | } | |
cdf1a608 FR |
3896 | } |
3897 | ||
2857ffb7 FR |
3898 | switch (tp->mac_version) { |
3899 | case RTL_GIGA_MAC_VER_07: | |
3900 | rtl_hw_start_8102e_1(ioaddr, pdev); | |
3901 | break; | |
3902 | ||
3903 | case RTL_GIGA_MAC_VER_08: | |
3904 | rtl_hw_start_8102e_3(ioaddr, pdev); | |
3905 | break; | |
3906 | ||
3907 | case RTL_GIGA_MAC_VER_09: | |
3908 | rtl_hw_start_8102e_2(ioaddr, pdev); | |
3909 | break; | |
cdf1a608 FR |
3910 | } |
3911 | ||
3912 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
3913 | ||
f0298f81 | 3914 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
cdf1a608 | 3915 | |
6f0333b8 | 3916 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
cdf1a608 FR |
3917 | |
3918 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; | |
3919 | ||
3920 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
3921 | ||
3922 | RTL_W16(IntrMitigate, 0x0000); | |
3923 | ||
3924 | rtl_set_rx_tx_desc_registers(tp, ioaddr); | |
3925 | ||
3926 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
3927 | rtl_set_rx_tx_config_registers(tp); | |
3928 | ||
3929 | RTL_W8(Cfg9346, Cfg9346_Lock); | |
3930 | ||
3931 | RTL_R8(IntrMask); | |
3932 | ||
cdf1a608 FR |
3933 | rtl_set_rx_mode(dev); |
3934 | ||
0e485150 FR |
3935 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
3936 | ||
cdf1a608 | 3937 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000); |
6dccd16b | 3938 | |
0e485150 | 3939 | RTL_W16(IntrMask, tp->intr_event); |
1da177e4 LT |
3940 | } |
3941 | ||
3942 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu) | |
3943 | { | |
1da177e4 LT |
3944 | if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu) |
3945 | return -EINVAL; | |
3946 | ||
3947 | dev->mtu = new_mtu; | |
323bb685 | 3948 | return 0; |
1da177e4 LT |
3949 | } |
3950 | ||
3951 | static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc) | |
3952 | { | |
95e0918d | 3953 | desc->addr = cpu_to_le64(0x0badbadbadbadbadull); |
1da177e4 LT |
3954 | desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask); |
3955 | } | |
3956 | ||
6f0333b8 ED |
3957 | static void rtl8169_free_rx_databuff(struct rtl8169_private *tp, |
3958 | void **data_buff, struct RxDesc *desc) | |
1da177e4 | 3959 | { |
48addcc9 | 3960 | dma_unmap_single(&tp->pci_dev->dev, le64_to_cpu(desc->addr), rx_buf_sz, |
231aee63 | 3961 | DMA_FROM_DEVICE); |
48addcc9 | 3962 | |
6f0333b8 ED |
3963 | kfree(*data_buff); |
3964 | *data_buff = NULL; | |
1da177e4 LT |
3965 | rtl8169_make_unusable_by_asic(desc); |
3966 | } | |
3967 | ||
3968 | static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz) | |
3969 | { | |
3970 | u32 eor = le32_to_cpu(desc->opts1) & RingEnd; | |
3971 | ||
3972 | desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz); | |
3973 | } | |
3974 | ||
3975 | static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping, | |
3976 | u32 rx_buf_sz) | |
3977 | { | |
3978 | desc->addr = cpu_to_le64(mapping); | |
3979 | wmb(); | |
3980 | rtl8169_mark_to_asic(desc, rx_buf_sz); | |
3981 | } | |
3982 | ||
6f0333b8 ED |
3983 | static inline void *rtl8169_align(void *data) |
3984 | { | |
3985 | return (void *)ALIGN((long)data, 16); | |
3986 | } | |
3987 | ||
0ecbe1ca SG |
3988 | static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp, |
3989 | struct RxDesc *desc) | |
1da177e4 | 3990 | { |
6f0333b8 | 3991 | void *data; |
1da177e4 | 3992 | dma_addr_t mapping; |
48addcc9 | 3993 | struct device *d = &tp->pci_dev->dev; |
0ecbe1ca | 3994 | struct net_device *dev = tp->dev; |
6f0333b8 | 3995 | int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1; |
1da177e4 | 3996 | |
6f0333b8 ED |
3997 | data = kmalloc_node(rx_buf_sz, GFP_KERNEL, node); |
3998 | if (!data) | |
3999 | return NULL; | |
e9f63f30 | 4000 | |
6f0333b8 ED |
4001 | if (rtl8169_align(data) != data) { |
4002 | kfree(data); | |
4003 | data = kmalloc_node(rx_buf_sz + 15, GFP_KERNEL, node); | |
4004 | if (!data) | |
4005 | return NULL; | |
4006 | } | |
3eafe507 | 4007 | |
48addcc9 | 4008 | mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz, |
231aee63 | 4009 | DMA_FROM_DEVICE); |
d827d86b SG |
4010 | if (unlikely(dma_mapping_error(d, mapping))) { |
4011 | if (net_ratelimit()) | |
4012 | netif_err(tp, drv, tp->dev, "Failed to map RX DMA!\n"); | |
3eafe507 | 4013 | goto err_out; |
d827d86b | 4014 | } |
1da177e4 LT |
4015 | |
4016 | rtl8169_map_to_asic(desc, mapping, rx_buf_sz); | |
6f0333b8 | 4017 | return data; |
3eafe507 SG |
4018 | |
4019 | err_out: | |
4020 | kfree(data); | |
4021 | return NULL; | |
1da177e4 LT |
4022 | } |
4023 | ||
4024 | static void rtl8169_rx_clear(struct rtl8169_private *tp) | |
4025 | { | |
07d3f51f | 4026 | unsigned int i; |
1da177e4 LT |
4027 | |
4028 | for (i = 0; i < NUM_RX_DESC; i++) { | |
6f0333b8 ED |
4029 | if (tp->Rx_databuff[i]) { |
4030 | rtl8169_free_rx_databuff(tp, tp->Rx_databuff + i, | |
1da177e4 LT |
4031 | tp->RxDescArray + i); |
4032 | } | |
4033 | } | |
4034 | } | |
4035 | ||
0ecbe1ca | 4036 | static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc) |
1da177e4 | 4037 | { |
0ecbe1ca SG |
4038 | desc->opts1 |= cpu_to_le32(RingEnd); |
4039 | } | |
5b0384f4 | 4040 | |
0ecbe1ca SG |
4041 | static int rtl8169_rx_fill(struct rtl8169_private *tp) |
4042 | { | |
4043 | unsigned int i; | |
1da177e4 | 4044 | |
0ecbe1ca SG |
4045 | for (i = 0; i < NUM_RX_DESC; i++) { |
4046 | void *data; | |
4ae47c2d | 4047 | |
6f0333b8 | 4048 | if (tp->Rx_databuff[i]) |
1da177e4 | 4049 | continue; |
bcf0bf90 | 4050 | |
0ecbe1ca | 4051 | data = rtl8169_alloc_rx_data(tp, tp->RxDescArray + i); |
6f0333b8 ED |
4052 | if (!data) { |
4053 | rtl8169_make_unusable_by_asic(tp->RxDescArray + i); | |
0ecbe1ca | 4054 | goto err_out; |
6f0333b8 ED |
4055 | } |
4056 | tp->Rx_databuff[i] = data; | |
1da177e4 | 4057 | } |
1da177e4 | 4058 | |
0ecbe1ca SG |
4059 | rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1); |
4060 | return 0; | |
4061 | ||
4062 | err_out: | |
4063 | rtl8169_rx_clear(tp); | |
4064 | return -ENOMEM; | |
1da177e4 LT |
4065 | } |
4066 | ||
4067 | static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) | |
4068 | { | |
4069 | tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0; | |
4070 | } | |
4071 | ||
4072 | static int rtl8169_init_ring(struct net_device *dev) | |
4073 | { | |
4074 | struct rtl8169_private *tp = netdev_priv(dev); | |
4075 | ||
4076 | rtl8169_init_ring_indexes(tp); | |
4077 | ||
4078 | memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info)); | |
6f0333b8 | 4079 | memset(tp->Rx_databuff, 0x0, NUM_RX_DESC * sizeof(void *)); |
1da177e4 | 4080 | |
0ecbe1ca | 4081 | return rtl8169_rx_fill(tp); |
1da177e4 LT |
4082 | } |
4083 | ||
48addcc9 | 4084 | static void rtl8169_unmap_tx_skb(struct device *d, struct ring_info *tx_skb, |
1da177e4 LT |
4085 | struct TxDesc *desc) |
4086 | { | |
4087 | unsigned int len = tx_skb->len; | |
4088 | ||
48addcc9 SG |
4089 | dma_unmap_single(d, le64_to_cpu(desc->addr), len, DMA_TO_DEVICE); |
4090 | ||
1da177e4 LT |
4091 | desc->opts1 = 0x00; |
4092 | desc->opts2 = 0x00; | |
4093 | desc->addr = 0x00; | |
4094 | tx_skb->len = 0; | |
4095 | } | |
4096 | ||
3eafe507 SG |
4097 | static void rtl8169_tx_clear_range(struct rtl8169_private *tp, u32 start, |
4098 | unsigned int n) | |
1da177e4 LT |
4099 | { |
4100 | unsigned int i; | |
4101 | ||
3eafe507 SG |
4102 | for (i = 0; i < n; i++) { |
4103 | unsigned int entry = (start + i) % NUM_TX_DESC; | |
1da177e4 LT |
4104 | struct ring_info *tx_skb = tp->tx_skb + entry; |
4105 | unsigned int len = tx_skb->len; | |
4106 | ||
4107 | if (len) { | |
4108 | struct sk_buff *skb = tx_skb->skb; | |
4109 | ||
48addcc9 | 4110 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
1da177e4 LT |
4111 | tp->TxDescArray + entry); |
4112 | if (skb) { | |
cac4b22f | 4113 | tp->dev->stats.tx_dropped++; |
1da177e4 LT |
4114 | dev_kfree_skb(skb); |
4115 | tx_skb->skb = NULL; | |
4116 | } | |
1da177e4 LT |
4117 | } |
4118 | } | |
3eafe507 SG |
4119 | } |
4120 | ||
4121 | static void rtl8169_tx_clear(struct rtl8169_private *tp) | |
4122 | { | |
4123 | rtl8169_tx_clear_range(tp, tp->dirty_tx, NUM_TX_DESC); | |
1da177e4 LT |
4124 | tp->cur_tx = tp->dirty_tx = 0; |
4125 | } | |
4126 | ||
c4028958 | 4127 | static void rtl8169_schedule_work(struct net_device *dev, work_func_t task) |
1da177e4 LT |
4128 | { |
4129 | struct rtl8169_private *tp = netdev_priv(dev); | |
4130 | ||
c4028958 | 4131 | PREPARE_DELAYED_WORK(&tp->task, task); |
1da177e4 LT |
4132 | schedule_delayed_work(&tp->task, 4); |
4133 | } | |
4134 | ||
4135 | static void rtl8169_wait_for_quiescence(struct net_device *dev) | |
4136 | { | |
4137 | struct rtl8169_private *tp = netdev_priv(dev); | |
4138 | void __iomem *ioaddr = tp->mmio_addr; | |
4139 | ||
4140 | synchronize_irq(dev->irq); | |
4141 | ||
4142 | /* Wait for any pending NAPI task to complete */ | |
bea3348e | 4143 | napi_disable(&tp->napi); |
1da177e4 LT |
4144 | |
4145 | rtl8169_irq_mask_and_ack(ioaddr); | |
4146 | ||
d1d08d12 DM |
4147 | tp->intr_mask = 0xffff; |
4148 | RTL_W16(IntrMask, tp->intr_event); | |
bea3348e | 4149 | napi_enable(&tp->napi); |
1da177e4 LT |
4150 | } |
4151 | ||
c4028958 | 4152 | static void rtl8169_reinit_task(struct work_struct *work) |
1da177e4 | 4153 | { |
c4028958 DH |
4154 | struct rtl8169_private *tp = |
4155 | container_of(work, struct rtl8169_private, task.work); | |
4156 | struct net_device *dev = tp->dev; | |
1da177e4 LT |
4157 | int ret; |
4158 | ||
eb2a021c FR |
4159 | rtnl_lock(); |
4160 | ||
4161 | if (!netif_running(dev)) | |
4162 | goto out_unlock; | |
4163 | ||
4164 | rtl8169_wait_for_quiescence(dev); | |
4165 | rtl8169_close(dev); | |
1da177e4 LT |
4166 | |
4167 | ret = rtl8169_open(dev); | |
4168 | if (unlikely(ret < 0)) { | |
bf82c189 JP |
4169 | if (net_ratelimit()) |
4170 | netif_err(tp, drv, dev, | |
4171 | "reinit failure (status = %d). Rescheduling\n", | |
4172 | ret); | |
1da177e4 LT |
4173 | rtl8169_schedule_work(dev, rtl8169_reinit_task); |
4174 | } | |
eb2a021c FR |
4175 | |
4176 | out_unlock: | |
4177 | rtnl_unlock(); | |
1da177e4 LT |
4178 | } |
4179 | ||
c4028958 | 4180 | static void rtl8169_reset_task(struct work_struct *work) |
1da177e4 | 4181 | { |
c4028958 DH |
4182 | struct rtl8169_private *tp = |
4183 | container_of(work, struct rtl8169_private, task.work); | |
4184 | struct net_device *dev = tp->dev; | |
1da177e4 | 4185 | |
eb2a021c FR |
4186 | rtnl_lock(); |
4187 | ||
1da177e4 | 4188 | if (!netif_running(dev)) |
eb2a021c | 4189 | goto out_unlock; |
1da177e4 LT |
4190 | |
4191 | rtl8169_wait_for_quiescence(dev); | |
4192 | ||
bea3348e | 4193 | rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, ~(u32)0); |
1da177e4 LT |
4194 | rtl8169_tx_clear(tp); |
4195 | ||
4196 | if (tp->dirty_rx == tp->cur_rx) { | |
4197 | rtl8169_init_ring_indexes(tp); | |
07ce4064 | 4198 | rtl_hw_start(dev); |
1da177e4 | 4199 | netif_wake_queue(dev); |
cebf8cc7 | 4200 | rtl8169_check_link_status(dev, tp, tp->mmio_addr); |
1da177e4 | 4201 | } else { |
bf82c189 JP |
4202 | if (net_ratelimit()) |
4203 | netif_emerg(tp, intr, dev, "Rx buffers shortage\n"); | |
1da177e4 LT |
4204 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
4205 | } | |
eb2a021c FR |
4206 | |
4207 | out_unlock: | |
4208 | rtnl_unlock(); | |
1da177e4 LT |
4209 | } |
4210 | ||
4211 | static void rtl8169_tx_timeout(struct net_device *dev) | |
4212 | { | |
4213 | struct rtl8169_private *tp = netdev_priv(dev); | |
4214 | ||
e6de30d6 | 4215 | rtl8169_hw_reset(tp); |
1da177e4 LT |
4216 | |
4217 | /* Let's wait a bit while any (async) irq lands on */ | |
4218 | rtl8169_schedule_work(dev, rtl8169_reset_task); | |
4219 | } | |
4220 | ||
4221 | static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb, | |
4222 | u32 opts1) | |
4223 | { | |
4224 | struct skb_shared_info *info = skb_shinfo(skb); | |
4225 | unsigned int cur_frag, entry; | |
a6343afb | 4226 | struct TxDesc * uninitialized_var(txd); |
48addcc9 | 4227 | struct device *d = &tp->pci_dev->dev; |
1da177e4 LT |
4228 | |
4229 | entry = tp->cur_tx; | |
4230 | for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) { | |
4231 | skb_frag_t *frag = info->frags + cur_frag; | |
4232 | dma_addr_t mapping; | |
4233 | u32 status, len; | |
4234 | void *addr; | |
4235 | ||
4236 | entry = (entry + 1) % NUM_TX_DESC; | |
4237 | ||
4238 | txd = tp->TxDescArray + entry; | |
4239 | len = frag->size; | |
4240 | addr = ((void *) page_address(frag->page)) + frag->page_offset; | |
48addcc9 | 4241 | mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE); |
d827d86b SG |
4242 | if (unlikely(dma_mapping_error(d, mapping))) { |
4243 | if (net_ratelimit()) | |
4244 | netif_err(tp, drv, tp->dev, | |
4245 | "Failed to map TX fragments DMA!\n"); | |
3eafe507 | 4246 | goto err_out; |
d827d86b | 4247 | } |
1da177e4 LT |
4248 | |
4249 | /* anti gcc 2.95.3 bugware (sic) */ | |
4250 | status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); | |
4251 | ||
4252 | txd->opts1 = cpu_to_le32(status); | |
4253 | txd->addr = cpu_to_le64(mapping); | |
4254 | ||
4255 | tp->tx_skb[entry].len = len; | |
4256 | } | |
4257 | ||
4258 | if (cur_frag) { | |
4259 | tp->tx_skb[entry].skb = skb; | |
4260 | txd->opts1 |= cpu_to_le32(LastFrag); | |
4261 | } | |
4262 | ||
4263 | return cur_frag; | |
3eafe507 SG |
4264 | |
4265 | err_out: | |
4266 | rtl8169_tx_clear_range(tp, tp->cur_tx + 1, cur_frag); | |
4267 | return -EIO; | |
1da177e4 LT |
4268 | } |
4269 | ||
4270 | static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev) | |
4271 | { | |
4272 | if (dev->features & NETIF_F_TSO) { | |
7967168c | 4273 | u32 mss = skb_shinfo(skb)->gso_size; |
1da177e4 LT |
4274 | |
4275 | if (mss) | |
4276 | return LargeSend | ((mss & MSSMask) << MSSShift); | |
4277 | } | |
84fa7933 | 4278 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
eddc9ec5 | 4279 | const struct iphdr *ip = ip_hdr(skb); |
1da177e4 LT |
4280 | |
4281 | if (ip->protocol == IPPROTO_TCP) | |
4282 | return IPCS | TCPCS; | |
4283 | else if (ip->protocol == IPPROTO_UDP) | |
4284 | return IPCS | UDPCS; | |
4285 | WARN_ON(1); /* we need a WARN() */ | |
4286 | } | |
4287 | return 0; | |
4288 | } | |
4289 | ||
61357325 SH |
4290 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
4291 | struct net_device *dev) | |
1da177e4 LT |
4292 | { |
4293 | struct rtl8169_private *tp = netdev_priv(dev); | |
3eafe507 | 4294 | unsigned int entry = tp->cur_tx % NUM_TX_DESC; |
1da177e4 LT |
4295 | struct TxDesc *txd = tp->TxDescArray + entry; |
4296 | void __iomem *ioaddr = tp->mmio_addr; | |
48addcc9 | 4297 | struct device *d = &tp->pci_dev->dev; |
1da177e4 LT |
4298 | dma_addr_t mapping; |
4299 | u32 status, len; | |
4300 | u32 opts1; | |
3eafe507 | 4301 | int frags; |
5b0384f4 | 4302 | |
1da177e4 | 4303 | if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { |
bf82c189 | 4304 | netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n"); |
3eafe507 | 4305 | goto err_stop_0; |
1da177e4 LT |
4306 | } |
4307 | ||
4308 | if (unlikely(le32_to_cpu(txd->opts1) & DescOwn)) | |
3eafe507 SG |
4309 | goto err_stop_0; |
4310 | ||
4311 | len = skb_headlen(skb); | |
48addcc9 | 4312 | mapping = dma_map_single(d, skb->data, len, DMA_TO_DEVICE); |
d827d86b SG |
4313 | if (unlikely(dma_mapping_error(d, mapping))) { |
4314 | if (net_ratelimit()) | |
4315 | netif_err(tp, drv, dev, "Failed to map TX DMA!\n"); | |
3eafe507 | 4316 | goto err_dma_0; |
d827d86b | 4317 | } |
3eafe507 SG |
4318 | |
4319 | tp->tx_skb[entry].len = len; | |
4320 | txd->addr = cpu_to_le64(mapping); | |
4321 | txd->opts2 = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb)); | |
1da177e4 LT |
4322 | |
4323 | opts1 = DescOwn | rtl8169_tso_csum(skb, dev); | |
4324 | ||
4325 | frags = rtl8169_xmit_frags(tp, skb, opts1); | |
3eafe507 SG |
4326 | if (frags < 0) |
4327 | goto err_dma_1; | |
4328 | else if (frags) | |
1da177e4 | 4329 | opts1 |= FirstFrag; |
3eafe507 | 4330 | else { |
1da177e4 LT |
4331 | opts1 |= FirstFrag | LastFrag; |
4332 | tp->tx_skb[entry].skb = skb; | |
4333 | } | |
4334 | ||
1da177e4 LT |
4335 | wmb(); |
4336 | ||
4337 | /* anti gcc 2.95.3 bugware (sic) */ | |
4338 | status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); | |
4339 | txd->opts1 = cpu_to_le32(status); | |
4340 | ||
1da177e4 LT |
4341 | tp->cur_tx += frags + 1; |
4342 | ||
4c020a96 | 4343 | wmb(); |
1da177e4 | 4344 | |
275391a4 | 4345 | RTL_W8(TxPoll, NPQ); /* set polling bit */ |
1da177e4 LT |
4346 | |
4347 | if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) { | |
4348 | netif_stop_queue(dev); | |
4349 | smp_rmb(); | |
4350 | if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS) | |
4351 | netif_wake_queue(dev); | |
4352 | } | |
4353 | ||
61357325 | 4354 | return NETDEV_TX_OK; |
1da177e4 | 4355 | |
3eafe507 | 4356 | err_dma_1: |
48addcc9 | 4357 | rtl8169_unmap_tx_skb(d, tp->tx_skb + entry, txd); |
3eafe507 SG |
4358 | err_dma_0: |
4359 | dev_kfree_skb(skb); | |
4360 | dev->stats.tx_dropped++; | |
4361 | return NETDEV_TX_OK; | |
4362 | ||
4363 | err_stop_0: | |
1da177e4 | 4364 | netif_stop_queue(dev); |
cebf8cc7 | 4365 | dev->stats.tx_dropped++; |
61357325 | 4366 | return NETDEV_TX_BUSY; |
1da177e4 LT |
4367 | } |
4368 | ||
4369 | static void rtl8169_pcierr_interrupt(struct net_device *dev) | |
4370 | { | |
4371 | struct rtl8169_private *tp = netdev_priv(dev); | |
4372 | struct pci_dev *pdev = tp->pci_dev; | |
1da177e4 LT |
4373 | u16 pci_status, pci_cmd; |
4374 | ||
4375 | pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd); | |
4376 | pci_read_config_word(pdev, PCI_STATUS, &pci_status); | |
4377 | ||
bf82c189 JP |
4378 | netif_err(tp, intr, dev, "PCI error (cmd = 0x%04x, status = 0x%04x)\n", |
4379 | pci_cmd, pci_status); | |
1da177e4 LT |
4380 | |
4381 | /* | |
4382 | * The recovery sequence below admits a very elaborated explanation: | |
4383 | * - it seems to work; | |
d03902b8 FR |
4384 | * - I did not see what else could be done; |
4385 | * - it makes iop3xx happy. | |
1da177e4 LT |
4386 | * |
4387 | * Feel free to adjust to your needs. | |
4388 | */ | |
a27993f3 | 4389 | if (pdev->broken_parity_status) |
d03902b8 FR |
4390 | pci_cmd &= ~PCI_COMMAND_PARITY; |
4391 | else | |
4392 | pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY; | |
4393 | ||
4394 | pci_write_config_word(pdev, PCI_COMMAND, pci_cmd); | |
1da177e4 LT |
4395 | |
4396 | pci_write_config_word(pdev, PCI_STATUS, | |
4397 | pci_status & (PCI_STATUS_DETECTED_PARITY | | |
4398 | PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT | | |
4399 | PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT)); | |
4400 | ||
4401 | /* The infamous DAC f*ckup only happens at boot time */ | |
4402 | if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) { | |
e6de30d6 | 4403 | void __iomem *ioaddr = tp->mmio_addr; |
4404 | ||
bf82c189 | 4405 | netif_info(tp, intr, dev, "disabling PCI DAC\n"); |
1da177e4 LT |
4406 | tp->cp_cmd &= ~PCIDAC; |
4407 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
4408 | dev->features &= ~NETIF_F_HIGHDMA; | |
1da177e4 LT |
4409 | } |
4410 | ||
e6de30d6 | 4411 | rtl8169_hw_reset(tp); |
d03902b8 FR |
4412 | |
4413 | rtl8169_schedule_work(dev, rtl8169_reinit_task); | |
1da177e4 LT |
4414 | } |
4415 | ||
07d3f51f FR |
4416 | static void rtl8169_tx_interrupt(struct net_device *dev, |
4417 | struct rtl8169_private *tp, | |
4418 | void __iomem *ioaddr) | |
1da177e4 LT |
4419 | { |
4420 | unsigned int dirty_tx, tx_left; | |
4421 | ||
1da177e4 LT |
4422 | dirty_tx = tp->dirty_tx; |
4423 | smp_rmb(); | |
4424 | tx_left = tp->cur_tx - dirty_tx; | |
4425 | ||
4426 | while (tx_left > 0) { | |
4427 | unsigned int entry = dirty_tx % NUM_TX_DESC; | |
4428 | struct ring_info *tx_skb = tp->tx_skb + entry; | |
1da177e4 LT |
4429 | u32 status; |
4430 | ||
4431 | rmb(); | |
4432 | status = le32_to_cpu(tp->TxDescArray[entry].opts1); | |
4433 | if (status & DescOwn) | |
4434 | break; | |
4435 | ||
48addcc9 SG |
4436 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
4437 | tp->TxDescArray + entry); | |
1da177e4 | 4438 | if (status & LastFrag) { |
cac4b22f SG |
4439 | dev->stats.tx_packets++; |
4440 | dev->stats.tx_bytes += tx_skb->skb->len; | |
87433bfc | 4441 | dev_kfree_skb(tx_skb->skb); |
1da177e4 LT |
4442 | tx_skb->skb = NULL; |
4443 | } | |
4444 | dirty_tx++; | |
4445 | tx_left--; | |
4446 | } | |
4447 | ||
4448 | if (tp->dirty_tx != dirty_tx) { | |
4449 | tp->dirty_tx = dirty_tx; | |
4450 | smp_wmb(); | |
4451 | if (netif_queue_stopped(dev) && | |
4452 | (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) { | |
4453 | netif_wake_queue(dev); | |
4454 | } | |
d78ae2dc FR |
4455 | /* |
4456 | * 8168 hack: TxPoll requests are lost when the Tx packets are | |
4457 | * too close. Let's kick an extra TxPoll request when a burst | |
4458 | * of start_xmit activity is detected (if it is not detected, | |
4459 | * it is slow enough). -- FR | |
4460 | */ | |
4461 | smp_rmb(); | |
4462 | if (tp->cur_tx != dirty_tx) | |
4463 | RTL_W8(TxPoll, NPQ); | |
1da177e4 LT |
4464 | } |
4465 | } | |
4466 | ||
126fa4b9 FR |
4467 | static inline int rtl8169_fragmented_frame(u32 status) |
4468 | { | |
4469 | return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag); | |
4470 | } | |
4471 | ||
adea1ac7 | 4472 | static inline void rtl8169_rx_csum(struct sk_buff *skb, u32 opts1) |
1da177e4 | 4473 | { |
1da177e4 LT |
4474 | u32 status = opts1 & RxProtoMask; |
4475 | ||
4476 | if (((status == RxProtoTCP) && !(opts1 & TCPFail)) || | |
d5d3ebe3 | 4477 | ((status == RxProtoUDP) && !(opts1 & UDPFail))) |
1da177e4 LT |
4478 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
4479 | else | |
bc8acf2c | 4480 | skb_checksum_none_assert(skb); |
1da177e4 LT |
4481 | } |
4482 | ||
6f0333b8 ED |
4483 | static struct sk_buff *rtl8169_try_rx_copy(void *data, |
4484 | struct rtl8169_private *tp, | |
4485 | int pkt_size, | |
4486 | dma_addr_t addr) | |
1da177e4 | 4487 | { |
b449655f | 4488 | struct sk_buff *skb; |
48addcc9 | 4489 | struct device *d = &tp->pci_dev->dev; |
b449655f | 4490 | |
6f0333b8 | 4491 | data = rtl8169_align(data); |
48addcc9 | 4492 | dma_sync_single_for_cpu(d, addr, pkt_size, DMA_FROM_DEVICE); |
6f0333b8 ED |
4493 | prefetch(data); |
4494 | skb = netdev_alloc_skb_ip_align(tp->dev, pkt_size); | |
4495 | if (skb) | |
4496 | memcpy(skb->data, data, pkt_size); | |
48addcc9 SG |
4497 | dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE); |
4498 | ||
6f0333b8 | 4499 | return skb; |
1da177e4 LT |
4500 | } |
4501 | ||
630b943c ED |
4502 | /* |
4503 | * Warning : rtl8169_rx_interrupt() might be called : | |
4504 | * 1) from NAPI (softirq) context | |
4505 | * (polling = 1 : we should call netif_receive_skb()) | |
4506 | * 2) from process context (rtl8169_reset_task()) | |
4507 | * (polling = 0 : we must call netif_rx() instead) | |
4508 | */ | |
07d3f51f FR |
4509 | static int rtl8169_rx_interrupt(struct net_device *dev, |
4510 | struct rtl8169_private *tp, | |
bea3348e | 4511 | void __iomem *ioaddr, u32 budget) |
1da177e4 LT |
4512 | { |
4513 | unsigned int cur_rx, rx_left; | |
6f0333b8 | 4514 | unsigned int count; |
630b943c | 4515 | int polling = (budget != ~(u32)0) ? 1 : 0; |
1da177e4 | 4516 | |
1da177e4 LT |
4517 | cur_rx = tp->cur_rx; |
4518 | rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx; | |
865c652d | 4519 | rx_left = min(rx_left, budget); |
1da177e4 | 4520 | |
4dcb7d33 | 4521 | for (; rx_left > 0; rx_left--, cur_rx++) { |
1da177e4 | 4522 | unsigned int entry = cur_rx % NUM_RX_DESC; |
126fa4b9 | 4523 | struct RxDesc *desc = tp->RxDescArray + entry; |
1da177e4 LT |
4524 | u32 status; |
4525 | ||
4526 | rmb(); | |
126fa4b9 | 4527 | status = le32_to_cpu(desc->opts1); |
1da177e4 LT |
4528 | |
4529 | if (status & DescOwn) | |
4530 | break; | |
4dcb7d33 | 4531 | if (unlikely(status & RxRES)) { |
bf82c189 JP |
4532 | netif_info(tp, rx_err, dev, "Rx ERROR. status = %08x\n", |
4533 | status); | |
cebf8cc7 | 4534 | dev->stats.rx_errors++; |
1da177e4 | 4535 | if (status & (RxRWT | RxRUNT)) |
cebf8cc7 | 4536 | dev->stats.rx_length_errors++; |
1da177e4 | 4537 | if (status & RxCRC) |
cebf8cc7 | 4538 | dev->stats.rx_crc_errors++; |
9dccf611 FR |
4539 | if (status & RxFOVF) { |
4540 | rtl8169_schedule_work(dev, rtl8169_reset_task); | |
cebf8cc7 | 4541 | dev->stats.rx_fifo_errors++; |
9dccf611 | 4542 | } |
6f0333b8 | 4543 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
1da177e4 | 4544 | } else { |
6f0333b8 | 4545 | struct sk_buff *skb; |
b449655f | 4546 | dma_addr_t addr = le64_to_cpu(desc->addr); |
1da177e4 | 4547 | int pkt_size = (status & 0x00001FFF) - 4; |
1da177e4 | 4548 | |
126fa4b9 FR |
4549 | /* |
4550 | * The driver does not support incoming fragmented | |
4551 | * frames. They are seen as a symptom of over-mtu | |
4552 | * sized frames. | |
4553 | */ | |
4554 | if (unlikely(rtl8169_fragmented_frame(status))) { | |
cebf8cc7 FR |
4555 | dev->stats.rx_dropped++; |
4556 | dev->stats.rx_length_errors++; | |
6f0333b8 | 4557 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
4dcb7d33 | 4558 | continue; |
126fa4b9 FR |
4559 | } |
4560 | ||
6f0333b8 ED |
4561 | skb = rtl8169_try_rx_copy(tp->Rx_databuff[entry], |
4562 | tp, pkt_size, addr); | |
4563 | rtl8169_mark_to_asic(desc, rx_buf_sz); | |
4564 | if (!skb) { | |
4565 | dev->stats.rx_dropped++; | |
4566 | continue; | |
1da177e4 LT |
4567 | } |
4568 | ||
adea1ac7 | 4569 | rtl8169_rx_csum(skb, status); |
1da177e4 LT |
4570 | skb_put(skb, pkt_size); |
4571 | skb->protocol = eth_type_trans(skb, dev); | |
4572 | ||
630b943c ED |
4573 | if (rtl8169_rx_vlan_skb(tp, desc, skb, polling) < 0) { |
4574 | if (likely(polling)) | |
2edae08e | 4575 | napi_gro_receive(&tp->napi, skb); |
630b943c ED |
4576 | else |
4577 | netif_rx(skb); | |
4578 | } | |
1da177e4 | 4579 | |
cebf8cc7 FR |
4580 | dev->stats.rx_bytes += pkt_size; |
4581 | dev->stats.rx_packets++; | |
1da177e4 | 4582 | } |
6dccd16b FR |
4583 | |
4584 | /* Work around for AMD plateform. */ | |
95e0918d | 4585 | if ((desc->opts2 & cpu_to_le32(0xfffe000)) && |
6dccd16b FR |
4586 | (tp->mac_version == RTL_GIGA_MAC_VER_05)) { |
4587 | desc->opts2 = 0; | |
4588 | cur_rx++; | |
4589 | } | |
1da177e4 LT |
4590 | } |
4591 | ||
4592 | count = cur_rx - tp->cur_rx; | |
4593 | tp->cur_rx = cur_rx; | |
4594 | ||
6f0333b8 | 4595 | tp->dirty_rx += count; |
1da177e4 LT |
4596 | |
4597 | return count; | |
4598 | } | |
4599 | ||
07d3f51f | 4600 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) |
1da177e4 | 4601 | { |
07d3f51f | 4602 | struct net_device *dev = dev_instance; |
1da177e4 | 4603 | struct rtl8169_private *tp = netdev_priv(dev); |
1da177e4 | 4604 | void __iomem *ioaddr = tp->mmio_addr; |
1da177e4 | 4605 | int handled = 0; |
865c652d | 4606 | int status; |
1da177e4 | 4607 | |
f11a377b DD |
4608 | /* loop handling interrupts until we have no new ones or |
4609 | * we hit a invalid/hotplug case. | |
4610 | */ | |
865c652d | 4611 | status = RTL_R16(IntrStatus); |
f11a377b DD |
4612 | while (status && status != 0xffff) { |
4613 | handled = 1; | |
1da177e4 | 4614 | |
f11a377b DD |
4615 | /* Handle all of the error cases first. These will reset |
4616 | * the chip, so just exit the loop. | |
4617 | */ | |
4618 | if (unlikely(!netif_running(dev))) { | |
4619 | rtl8169_asic_down(ioaddr); | |
4620 | break; | |
4621 | } | |
1da177e4 | 4622 | |
f11a377b | 4623 | /* Work around for rx fifo overflow */ |
53f57357 | 4624 | if (unlikely(status & RxFIFOOver) && |
4625 | (tp->mac_version == RTL_GIGA_MAC_VER_11)) { | |
f11a377b DD |
4626 | netif_stop_queue(dev); |
4627 | rtl8169_tx_timeout(dev); | |
4628 | break; | |
4629 | } | |
1da177e4 | 4630 | |
f11a377b DD |
4631 | if (unlikely(status & SYSErr)) { |
4632 | rtl8169_pcierr_interrupt(dev); | |
4633 | break; | |
4634 | } | |
1da177e4 | 4635 | |
f11a377b | 4636 | if (status & LinkChg) |
e4fbce74 | 4637 | __rtl8169_check_link_status(dev, tp, ioaddr, true); |
0e485150 | 4638 | |
f11a377b DD |
4639 | /* We need to see the lastest version of tp->intr_mask to |
4640 | * avoid ignoring an MSI interrupt and having to wait for | |
4641 | * another event which may never come. | |
4642 | */ | |
4643 | smp_rmb(); | |
4644 | if (status & tp->intr_mask & tp->napi_event) { | |
4645 | RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event); | |
4646 | tp->intr_mask = ~tp->napi_event; | |
4647 | ||
4648 | if (likely(napi_schedule_prep(&tp->napi))) | |
4649 | __napi_schedule(&tp->napi); | |
bf82c189 JP |
4650 | else |
4651 | netif_info(tp, intr, dev, | |
4652 | "interrupt %04x in poll\n", status); | |
f11a377b | 4653 | } |
1da177e4 | 4654 | |
f11a377b DD |
4655 | /* We only get a new MSI interrupt when all active irq |
4656 | * sources on the chip have been acknowledged. So, ack | |
4657 | * everything we've seen and check if new sources have become | |
4658 | * active to avoid blocking all interrupts from the chip. | |
4659 | */ | |
4660 | RTL_W16(IntrStatus, | |
4661 | (status & RxFIFOOver) ? (status | RxOverflow) : status); | |
4662 | status = RTL_R16(IntrStatus); | |
865c652d | 4663 | } |
1da177e4 | 4664 | |
1da177e4 LT |
4665 | return IRQ_RETVAL(handled); |
4666 | } | |
4667 | ||
bea3348e | 4668 | static int rtl8169_poll(struct napi_struct *napi, int budget) |
1da177e4 | 4669 | { |
bea3348e SH |
4670 | struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi); |
4671 | struct net_device *dev = tp->dev; | |
1da177e4 | 4672 | void __iomem *ioaddr = tp->mmio_addr; |
bea3348e | 4673 | int work_done; |
1da177e4 | 4674 | |
bea3348e | 4675 | work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget); |
1da177e4 LT |
4676 | rtl8169_tx_interrupt(dev, tp, ioaddr); |
4677 | ||
bea3348e | 4678 | if (work_done < budget) { |
288379f0 | 4679 | napi_complete(napi); |
f11a377b DD |
4680 | |
4681 | /* We need for force the visibility of tp->intr_mask | |
4682 | * for other CPUs, as we can loose an MSI interrupt | |
4683 | * and potentially wait for a retransmit timeout if we don't. | |
4684 | * The posted write to IntrMask is safe, as it will | |
4685 | * eventually make it to the chip and we won't loose anything | |
4686 | * until it does. | |
1da177e4 | 4687 | */ |
f11a377b | 4688 | tp->intr_mask = 0xffff; |
4c020a96 | 4689 | wmb(); |
0e485150 | 4690 | RTL_W16(IntrMask, tp->intr_event); |
1da177e4 LT |
4691 | } |
4692 | ||
bea3348e | 4693 | return work_done; |
1da177e4 | 4694 | } |
1da177e4 | 4695 | |
523a6094 FR |
4696 | static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr) |
4697 | { | |
4698 | struct rtl8169_private *tp = netdev_priv(dev); | |
4699 | ||
4700 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) | |
4701 | return; | |
4702 | ||
4703 | dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff); | |
4704 | RTL_W32(RxMissed, 0); | |
4705 | } | |
4706 | ||
1da177e4 LT |
4707 | static void rtl8169_down(struct net_device *dev) |
4708 | { | |
4709 | struct rtl8169_private *tp = netdev_priv(dev); | |
4710 | void __iomem *ioaddr = tp->mmio_addr; | |
1da177e4 LT |
4711 | |
4712 | rtl8169_delete_timer(dev); | |
4713 | ||
4714 | netif_stop_queue(dev); | |
4715 | ||
93dd79e8 | 4716 | napi_disable(&tp->napi); |
93dd79e8 | 4717 | |
1da177e4 LT |
4718 | spin_lock_irq(&tp->lock); |
4719 | ||
4720 | rtl8169_asic_down(ioaddr); | |
323bb685 SG |
4721 | /* |
4722 | * At this point device interrupts can not be enabled in any function, | |
4723 | * as netif_running is not true (rtl8169_interrupt, rtl8169_reset_task, | |
4724 | * rtl8169_reinit_task) and napi is disabled (rtl8169_poll). | |
4725 | */ | |
523a6094 | 4726 | rtl8169_rx_missed(dev, ioaddr); |
1da177e4 LT |
4727 | |
4728 | spin_unlock_irq(&tp->lock); | |
4729 | ||
4730 | synchronize_irq(dev->irq); | |
4731 | ||
1da177e4 | 4732 | /* Give a racing hard_start_xmit a few cycles to complete. */ |
fbd568a3 | 4733 | synchronize_sched(); /* FIXME: should this be synchronize_irq()? */ |
1da177e4 | 4734 | |
1da177e4 LT |
4735 | rtl8169_tx_clear(tp); |
4736 | ||
4737 | rtl8169_rx_clear(tp); | |
065c27c1 | 4738 | |
4739 | rtl_pll_power_down(tp); | |
1da177e4 LT |
4740 | } |
4741 | ||
4742 | static int rtl8169_close(struct net_device *dev) | |
4743 | { | |
4744 | struct rtl8169_private *tp = netdev_priv(dev); | |
4745 | struct pci_dev *pdev = tp->pci_dev; | |
4746 | ||
e1759441 RW |
4747 | pm_runtime_get_sync(&pdev->dev); |
4748 | ||
355423d0 IV |
4749 | /* update counters before going down */ |
4750 | rtl8169_update_counters(dev); | |
4751 | ||
1da177e4 LT |
4752 | rtl8169_down(dev); |
4753 | ||
4754 | free_irq(dev->irq, dev); | |
4755 | ||
82553bb6 SG |
4756 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
4757 | tp->RxPhyAddr); | |
4758 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, | |
4759 | tp->TxPhyAddr); | |
1da177e4 LT |
4760 | tp->TxDescArray = NULL; |
4761 | tp->RxDescArray = NULL; | |
4762 | ||
e1759441 RW |
4763 | pm_runtime_put_sync(&pdev->dev); |
4764 | ||
1da177e4 LT |
4765 | return 0; |
4766 | } | |
4767 | ||
07ce4064 | 4768 | static void rtl_set_rx_mode(struct net_device *dev) |
1da177e4 LT |
4769 | { |
4770 | struct rtl8169_private *tp = netdev_priv(dev); | |
4771 | void __iomem *ioaddr = tp->mmio_addr; | |
4772 | unsigned long flags; | |
4773 | u32 mc_filter[2]; /* Multicast hash filter */ | |
07d3f51f | 4774 | int rx_mode; |
1da177e4 LT |
4775 | u32 tmp = 0; |
4776 | ||
4777 | if (dev->flags & IFF_PROMISC) { | |
4778 | /* Unconditionally log net taps. */ | |
bf82c189 | 4779 | netif_notice(tp, link, dev, "Promiscuous mode enabled\n"); |
1da177e4 LT |
4780 | rx_mode = |
4781 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys | | |
4782 | AcceptAllPhys; | |
4783 | mc_filter[1] = mc_filter[0] = 0xffffffff; | |
4cd24eaf | 4784 | } else if ((netdev_mc_count(dev) > multicast_filter_limit) || |
8e95a202 | 4785 | (dev->flags & IFF_ALLMULTI)) { |
1da177e4 LT |
4786 | /* Too many to filter perfectly -- accept all multicasts. */ |
4787 | rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys; | |
4788 | mc_filter[1] = mc_filter[0] = 0xffffffff; | |
4789 | } else { | |
22bedad3 | 4790 | struct netdev_hw_addr *ha; |
07d3f51f | 4791 | |
1da177e4 LT |
4792 | rx_mode = AcceptBroadcast | AcceptMyPhys; |
4793 | mc_filter[1] = mc_filter[0] = 0; | |
22bedad3 JP |
4794 | netdev_for_each_mc_addr(ha, dev) { |
4795 | int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; | |
1da177e4 LT |
4796 | mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); |
4797 | rx_mode |= AcceptMulticast; | |
4798 | } | |
4799 | } | |
4800 | ||
4801 | spin_lock_irqsave(&tp->lock, flags); | |
4802 | ||
4803 | tmp = rtl8169_rx_config | rx_mode | | |
4804 | (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); | |
4805 | ||
f887cce8 | 4806 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) { |
1087f4f4 FR |
4807 | u32 data = mc_filter[0]; |
4808 | ||
4809 | mc_filter[0] = swab32(mc_filter[1]); | |
4810 | mc_filter[1] = swab32(data); | |
bcf0bf90 FR |
4811 | } |
4812 | ||
1da177e4 | 4813 | RTL_W32(MAR0 + 4, mc_filter[1]); |
78f1cd02 | 4814 | RTL_W32(MAR0 + 0, mc_filter[0]); |
1da177e4 | 4815 | |
57a9f236 FR |
4816 | RTL_W32(RxConfig, tmp); |
4817 | ||
1da177e4 LT |
4818 | spin_unlock_irqrestore(&tp->lock, flags); |
4819 | } | |
4820 | ||
4821 | /** | |
4822 | * rtl8169_get_stats - Get rtl8169 read/write statistics | |
4823 | * @dev: The Ethernet Device to get statistics for | |
4824 | * | |
4825 | * Get TX/RX statistics for rtl8169 | |
4826 | */ | |
4827 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev) | |
4828 | { | |
4829 | struct rtl8169_private *tp = netdev_priv(dev); | |
4830 | void __iomem *ioaddr = tp->mmio_addr; | |
4831 | unsigned long flags; | |
4832 | ||
4833 | if (netif_running(dev)) { | |
4834 | spin_lock_irqsave(&tp->lock, flags); | |
523a6094 | 4835 | rtl8169_rx_missed(dev, ioaddr); |
1da177e4 LT |
4836 | spin_unlock_irqrestore(&tp->lock, flags); |
4837 | } | |
5b0384f4 | 4838 | |
cebf8cc7 | 4839 | return &dev->stats; |
1da177e4 LT |
4840 | } |
4841 | ||
861ab440 | 4842 | static void rtl8169_net_suspend(struct net_device *dev) |
5d06a99f | 4843 | { |
065c27c1 | 4844 | struct rtl8169_private *tp = netdev_priv(dev); |
4845 | ||
5d06a99f | 4846 | if (!netif_running(dev)) |
861ab440 | 4847 | return; |
5d06a99f | 4848 | |
065c27c1 | 4849 | rtl_pll_power_down(tp); |
4850 | ||
5d06a99f FR |
4851 | netif_device_detach(dev); |
4852 | netif_stop_queue(dev); | |
861ab440 RW |
4853 | } |
4854 | ||
4855 | #ifdef CONFIG_PM | |
4856 | ||
4857 | static int rtl8169_suspend(struct device *device) | |
4858 | { | |
4859 | struct pci_dev *pdev = to_pci_dev(device); | |
4860 | struct net_device *dev = pci_get_drvdata(pdev); | |
5d06a99f | 4861 | |
861ab440 | 4862 | rtl8169_net_suspend(dev); |
1371fa6d | 4863 | |
5d06a99f FR |
4864 | return 0; |
4865 | } | |
4866 | ||
e1759441 RW |
4867 | static void __rtl8169_resume(struct net_device *dev) |
4868 | { | |
065c27c1 | 4869 | struct rtl8169_private *tp = netdev_priv(dev); |
4870 | ||
e1759441 | 4871 | netif_device_attach(dev); |
065c27c1 | 4872 | |
4873 | rtl_pll_power_up(tp); | |
4874 | ||
e1759441 RW |
4875 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
4876 | } | |
4877 | ||
861ab440 | 4878 | static int rtl8169_resume(struct device *device) |
5d06a99f | 4879 | { |
861ab440 | 4880 | struct pci_dev *pdev = to_pci_dev(device); |
5d06a99f | 4881 | struct net_device *dev = pci_get_drvdata(pdev); |
fccec10b SG |
4882 | struct rtl8169_private *tp = netdev_priv(dev); |
4883 | ||
4884 | rtl8169_init_phy(dev, tp); | |
5d06a99f | 4885 | |
e1759441 RW |
4886 | if (netif_running(dev)) |
4887 | __rtl8169_resume(dev); | |
5d06a99f | 4888 | |
e1759441 RW |
4889 | return 0; |
4890 | } | |
4891 | ||
4892 | static int rtl8169_runtime_suspend(struct device *device) | |
4893 | { | |
4894 | struct pci_dev *pdev = to_pci_dev(device); | |
4895 | struct net_device *dev = pci_get_drvdata(pdev); | |
4896 | struct rtl8169_private *tp = netdev_priv(dev); | |
4897 | ||
4898 | if (!tp->TxDescArray) | |
4899 | return 0; | |
4900 | ||
4901 | spin_lock_irq(&tp->lock); | |
4902 | tp->saved_wolopts = __rtl8169_get_wol(tp); | |
4903 | __rtl8169_set_wol(tp, WAKE_ANY); | |
4904 | spin_unlock_irq(&tp->lock); | |
4905 | ||
4906 | rtl8169_net_suspend(dev); | |
4907 | ||
4908 | return 0; | |
4909 | } | |
4910 | ||
4911 | static int rtl8169_runtime_resume(struct device *device) | |
4912 | { | |
4913 | struct pci_dev *pdev = to_pci_dev(device); | |
4914 | struct net_device *dev = pci_get_drvdata(pdev); | |
4915 | struct rtl8169_private *tp = netdev_priv(dev); | |
4916 | ||
4917 | if (!tp->TxDescArray) | |
4918 | return 0; | |
4919 | ||
4920 | spin_lock_irq(&tp->lock); | |
4921 | __rtl8169_set_wol(tp, tp->saved_wolopts); | |
4922 | tp->saved_wolopts = 0; | |
4923 | spin_unlock_irq(&tp->lock); | |
4924 | ||
fccec10b SG |
4925 | rtl8169_init_phy(dev, tp); |
4926 | ||
e1759441 | 4927 | __rtl8169_resume(dev); |
5d06a99f | 4928 | |
5d06a99f FR |
4929 | return 0; |
4930 | } | |
4931 | ||
e1759441 RW |
4932 | static int rtl8169_runtime_idle(struct device *device) |
4933 | { | |
4934 | struct pci_dev *pdev = to_pci_dev(device); | |
4935 | struct net_device *dev = pci_get_drvdata(pdev); | |
4936 | struct rtl8169_private *tp = netdev_priv(dev); | |
4937 | ||
e4fbce74 | 4938 | return tp->TxDescArray ? -EBUSY : 0; |
e1759441 RW |
4939 | } |
4940 | ||
47145210 | 4941 | static const struct dev_pm_ops rtl8169_pm_ops = { |
861ab440 RW |
4942 | .suspend = rtl8169_suspend, |
4943 | .resume = rtl8169_resume, | |
4944 | .freeze = rtl8169_suspend, | |
4945 | .thaw = rtl8169_resume, | |
4946 | .poweroff = rtl8169_suspend, | |
4947 | .restore = rtl8169_resume, | |
e1759441 RW |
4948 | .runtime_suspend = rtl8169_runtime_suspend, |
4949 | .runtime_resume = rtl8169_runtime_resume, | |
4950 | .runtime_idle = rtl8169_runtime_idle, | |
861ab440 RW |
4951 | }; |
4952 | ||
4953 | #define RTL8169_PM_OPS (&rtl8169_pm_ops) | |
4954 | ||
4955 | #else /* !CONFIG_PM */ | |
4956 | ||
4957 | #define RTL8169_PM_OPS NULL | |
4958 | ||
4959 | #endif /* !CONFIG_PM */ | |
4960 | ||
1765f95d FR |
4961 | static void rtl_shutdown(struct pci_dev *pdev) |
4962 | { | |
861ab440 | 4963 | struct net_device *dev = pci_get_drvdata(pdev); |
4bb3f522 | 4964 | struct rtl8169_private *tp = netdev_priv(dev); |
4965 | void __iomem *ioaddr = tp->mmio_addr; | |
861ab440 RW |
4966 | |
4967 | rtl8169_net_suspend(dev); | |
1765f95d | 4968 | |
cc098dc7 IV |
4969 | /* restore original MAC address */ |
4970 | rtl_rar_set(tp, dev->perm_addr); | |
4971 | ||
4bb3f522 | 4972 | spin_lock_irq(&tp->lock); |
4973 | ||
4974 | rtl8169_asic_down(ioaddr); | |
4975 | ||
4976 | spin_unlock_irq(&tp->lock); | |
4977 | ||
861ab440 | 4978 | if (system_state == SYSTEM_POWER_OFF) { |
ca52efd5 | 4979 | /* WoL fails with some 8168 when the receiver is disabled. */ |
4980 | if (tp->features & RTL_FEATURE_WOL) { | |
4981 | pci_clear_master(pdev); | |
4982 | ||
4983 | RTL_W8(ChipCmd, CmdRxEnb); | |
4984 | /* PCI commit */ | |
4985 | RTL_R8(ChipCmd); | |
4986 | } | |
4987 | ||
861ab440 RW |
4988 | pci_wake_from_d3(pdev, true); |
4989 | pci_set_power_state(pdev, PCI_D3hot); | |
4990 | } | |
4991 | } | |
5d06a99f | 4992 | |
1da177e4 LT |
4993 | static struct pci_driver rtl8169_pci_driver = { |
4994 | .name = MODULENAME, | |
4995 | .id_table = rtl8169_pci_tbl, | |
4996 | .probe = rtl8169_init_one, | |
4997 | .remove = __devexit_p(rtl8169_remove_one), | |
1765f95d | 4998 | .shutdown = rtl_shutdown, |
861ab440 | 4999 | .driver.pm = RTL8169_PM_OPS, |
1da177e4 LT |
5000 | }; |
5001 | ||
07d3f51f | 5002 | static int __init rtl8169_init_module(void) |
1da177e4 | 5003 | { |
29917620 | 5004 | return pci_register_driver(&rtl8169_pci_driver); |
1da177e4 LT |
5005 | } |
5006 | ||
07d3f51f | 5007 | static void __exit rtl8169_cleanup_module(void) |
1da177e4 LT |
5008 | { |
5009 | pci_unregister_driver(&rtl8169_pci_driver); | |
5010 | } | |
5011 | ||
5012 | module_init(rtl8169_init_module); | |
5013 | module_exit(rtl8169_cleanup_module); |