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Commit | Line | Data |
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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; |
f1e02ed1 | 557 | |
558 | const struct firmware *fw; | |
1da177e4 LT |
559 | }; |
560 | ||
979b6c13 | 561 | MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); |
1da177e4 | 562 | MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver"); |
1da177e4 | 563 | module_param(use_dac, int, 0); |
4300e8c7 | 564 | MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot."); |
b57b7e5a SH |
565 | module_param_named(debug, debug.msg_enable, int, 0); |
566 | MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)"); | |
1da177e4 LT |
567 | MODULE_LICENSE("GPL"); |
568 | MODULE_VERSION(RTL8169_VERSION); | |
bca03d5f | 569 | MODULE_FIRMWARE(FIRMWARE_8168D_1); |
570 | MODULE_FIRMWARE(FIRMWARE_8168D_2); | |
1da177e4 LT |
571 | |
572 | static int rtl8169_open(struct net_device *dev); | |
61357325 SH |
573 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
574 | struct net_device *dev); | |
7d12e780 | 575 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance); |
1da177e4 | 576 | static int rtl8169_init_ring(struct net_device *dev); |
07ce4064 | 577 | static void rtl_hw_start(struct net_device *dev); |
1da177e4 | 578 | static int rtl8169_close(struct net_device *dev); |
07ce4064 | 579 | static void rtl_set_rx_mode(struct net_device *dev); |
1da177e4 | 580 | static void rtl8169_tx_timeout(struct net_device *dev); |
4dcb7d33 | 581 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev); |
1da177e4 | 582 | static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *, |
bea3348e | 583 | void __iomem *, u32 budget); |
4dcb7d33 | 584 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu); |
1da177e4 | 585 | static void rtl8169_down(struct net_device *dev); |
99f252b0 | 586 | static void rtl8169_rx_clear(struct rtl8169_private *tp); |
bea3348e | 587 | static int rtl8169_poll(struct napi_struct *napi, int budget); |
1da177e4 | 588 | |
1da177e4 | 589 | static const unsigned int rtl8169_rx_config = |
5b0384f4 | 590 | (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); |
1da177e4 | 591 | |
b646d900 | 592 | static u32 ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg) |
593 | { | |
594 | void __iomem *ioaddr = tp->mmio_addr; | |
595 | int i; | |
596 | ||
597 | RTL_W32(OCPAR, ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); | |
598 | for (i = 0; i < 20; i++) { | |
599 | udelay(100); | |
600 | if (RTL_R32(OCPAR) & OCPAR_FLAG) | |
601 | break; | |
602 | } | |
603 | return RTL_R32(OCPDR); | |
604 | } | |
605 | ||
606 | static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data) | |
607 | { | |
608 | void __iomem *ioaddr = tp->mmio_addr; | |
609 | int i; | |
610 | ||
611 | RTL_W32(OCPDR, data); | |
612 | RTL_W32(OCPAR, OCPAR_FLAG | ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); | |
613 | for (i = 0; i < 20; i++) { | |
614 | udelay(100); | |
615 | if ((RTL_R32(OCPAR) & OCPAR_FLAG) == 0) | |
616 | break; | |
617 | } | |
618 | } | |
619 | ||
fac5b3ca | 620 | static void rtl8168_oob_notify(struct rtl8169_private *tp, u8 cmd) |
b646d900 | 621 | { |
fac5b3ca | 622 | void __iomem *ioaddr = tp->mmio_addr; |
b646d900 | 623 | int i; |
624 | ||
625 | RTL_W8(ERIDR, cmd); | |
626 | RTL_W32(ERIAR, 0x800010e8); | |
627 | msleep(2); | |
628 | for (i = 0; i < 5; i++) { | |
629 | udelay(100); | |
630 | if (!(RTL_R32(ERIDR) & ERIAR_FLAG)) | |
631 | break; | |
632 | } | |
633 | ||
fac5b3ca | 634 | ocp_write(tp, 0x1, 0x30, 0x00000001); |
b646d900 | 635 | } |
636 | ||
637 | #define OOB_CMD_RESET 0x00 | |
638 | #define OOB_CMD_DRIVER_START 0x05 | |
639 | #define OOB_CMD_DRIVER_STOP 0x06 | |
640 | ||
641 | static void rtl8168_driver_start(struct rtl8169_private *tp) | |
642 | { | |
643 | int i; | |
644 | ||
645 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_START); | |
646 | ||
647 | for (i = 0; i < 10; i++) { | |
648 | msleep(10); | |
649 | if (ocp_read(tp, 0x0f, 0x0010) & 0x00000800) | |
650 | break; | |
651 | } | |
652 | } | |
653 | ||
654 | static void rtl8168_driver_stop(struct rtl8169_private *tp) | |
655 | { | |
656 | int i; | |
657 | ||
658 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_STOP); | |
659 | ||
660 | for (i = 0; i < 10; i++) { | |
661 | msleep(10); | |
662 | if ((ocp_read(tp, 0x0f, 0x0010) & 0x00000800) == 0) | |
663 | break; | |
664 | } | |
665 | } | |
666 | ||
667 | ||
4da19633 | 668 | static void r8169_mdio_write(void __iomem *ioaddr, int reg_addr, int value) |
1da177e4 LT |
669 | { |
670 | int i; | |
671 | ||
a6baf3af | 672 | RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff)); |
1da177e4 | 673 | |
2371408c | 674 | for (i = 20; i > 0; i--) { |
07d3f51f FR |
675 | /* |
676 | * Check if the RTL8169 has completed writing to the specified | |
677 | * MII register. | |
678 | */ | |
5b0384f4 | 679 | if (!(RTL_R32(PHYAR) & 0x80000000)) |
1da177e4 | 680 | break; |
2371408c | 681 | udelay(25); |
1da177e4 | 682 | } |
024a07ba | 683 | /* |
81a95f04 TT |
684 | * According to hardware specs a 20us delay is required after write |
685 | * complete indication, but before sending next command. | |
024a07ba | 686 | */ |
81a95f04 | 687 | udelay(20); |
1da177e4 LT |
688 | } |
689 | ||
4da19633 | 690 | static int r8169_mdio_read(void __iomem *ioaddr, int reg_addr) |
1da177e4 LT |
691 | { |
692 | int i, value = -1; | |
693 | ||
a6baf3af | 694 | RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16); |
1da177e4 | 695 | |
2371408c | 696 | for (i = 20; i > 0; i--) { |
07d3f51f FR |
697 | /* |
698 | * Check if the RTL8169 has completed retrieving data from | |
699 | * the specified MII register. | |
700 | */ | |
1da177e4 | 701 | if (RTL_R32(PHYAR) & 0x80000000) { |
a6baf3af | 702 | value = RTL_R32(PHYAR) & 0xffff; |
1da177e4 LT |
703 | break; |
704 | } | |
2371408c | 705 | udelay(25); |
1da177e4 | 706 | } |
81a95f04 TT |
707 | /* |
708 | * According to hardware specs a 20us delay is required after read | |
709 | * complete indication, but before sending next command. | |
710 | */ | |
711 | udelay(20); | |
712 | ||
1da177e4 LT |
713 | return value; |
714 | } | |
715 | ||
c0e45c1c | 716 | static void r8168dp_1_mdio_access(void __iomem *ioaddr, int reg_addr, u32 data) |
717 | { | |
718 | int i; | |
719 | ||
720 | RTL_W32(OCPDR, data | | |
721 | ((reg_addr & OCPDR_REG_MASK) << OCPDR_GPHY_REG_SHIFT)); | |
722 | RTL_W32(OCPAR, OCPAR_GPHY_WRITE_CMD); | |
723 | RTL_W32(EPHY_RXER_NUM, 0); | |
724 | ||
725 | for (i = 0; i < 100; i++) { | |
726 | mdelay(1); | |
727 | if (!(RTL_R32(OCPAR) & OCPAR_FLAG)) | |
728 | break; | |
729 | } | |
730 | } | |
731 | ||
732 | static void r8168dp_1_mdio_write(void __iomem *ioaddr, int reg_addr, int value) | |
733 | { | |
734 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_WRITE_CMD | | |
735 | (value & OCPDR_DATA_MASK)); | |
736 | } | |
737 | ||
738 | static int r8168dp_1_mdio_read(void __iomem *ioaddr, int reg_addr) | |
739 | { | |
740 | int i; | |
741 | ||
742 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_READ_CMD); | |
743 | ||
744 | mdelay(1); | |
745 | RTL_W32(OCPAR, OCPAR_GPHY_READ_CMD); | |
746 | RTL_W32(EPHY_RXER_NUM, 0); | |
747 | ||
748 | for (i = 0; i < 100; i++) { | |
749 | mdelay(1); | |
750 | if (RTL_R32(OCPAR) & OCPAR_FLAG) | |
751 | break; | |
752 | } | |
753 | ||
754 | return RTL_R32(OCPDR) & OCPDR_DATA_MASK; | |
755 | } | |
756 | ||
e6de30d6 | 757 | #define R8168DP_1_MDIO_ACCESS_BIT 0x00020000 |
758 | ||
759 | static void r8168dp_2_mdio_start(void __iomem *ioaddr) | |
760 | { | |
761 | RTL_W32(0xd0, RTL_R32(0xd0) & ~R8168DP_1_MDIO_ACCESS_BIT); | |
762 | } | |
763 | ||
764 | static void r8168dp_2_mdio_stop(void __iomem *ioaddr) | |
765 | { | |
766 | RTL_W32(0xd0, RTL_R32(0xd0) | R8168DP_1_MDIO_ACCESS_BIT); | |
767 | } | |
768 | ||
769 | static void r8168dp_2_mdio_write(void __iomem *ioaddr, int reg_addr, int value) | |
770 | { | |
771 | r8168dp_2_mdio_start(ioaddr); | |
772 | ||
773 | r8169_mdio_write(ioaddr, reg_addr, value); | |
774 | ||
775 | r8168dp_2_mdio_stop(ioaddr); | |
776 | } | |
777 | ||
778 | static int r8168dp_2_mdio_read(void __iomem *ioaddr, int reg_addr) | |
779 | { | |
780 | int value; | |
781 | ||
782 | r8168dp_2_mdio_start(ioaddr); | |
783 | ||
784 | value = r8169_mdio_read(ioaddr, reg_addr); | |
785 | ||
786 | r8168dp_2_mdio_stop(ioaddr); | |
787 | ||
788 | return value; | |
789 | } | |
790 | ||
4da19633 | 791 | static void rtl_writephy(struct rtl8169_private *tp, int location, u32 val) |
dacf8154 | 792 | { |
c0e45c1c | 793 | tp->mdio_ops.write(tp->mmio_addr, location, val); |
dacf8154 FR |
794 | } |
795 | ||
4da19633 | 796 | static int rtl_readphy(struct rtl8169_private *tp, int location) |
797 | { | |
c0e45c1c | 798 | return tp->mdio_ops.read(tp->mmio_addr, location); |
4da19633 | 799 | } |
800 | ||
801 | static void rtl_patchphy(struct rtl8169_private *tp, int reg_addr, int value) | |
802 | { | |
803 | rtl_writephy(tp, reg_addr, rtl_readphy(tp, reg_addr) | value); | |
804 | } | |
805 | ||
806 | static void rtl_w1w0_phy(struct rtl8169_private *tp, int reg_addr, int p, int m) | |
daf9df6d | 807 | { |
808 | int val; | |
809 | ||
4da19633 | 810 | val = rtl_readphy(tp, reg_addr); |
811 | rtl_writephy(tp, reg_addr, (val | p) & ~m); | |
daf9df6d | 812 | } |
813 | ||
ccdffb9a FR |
814 | static void rtl_mdio_write(struct net_device *dev, int phy_id, int location, |
815 | int val) | |
816 | { | |
817 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a | 818 | |
4da19633 | 819 | rtl_writephy(tp, location, val); |
ccdffb9a FR |
820 | } |
821 | ||
822 | static int rtl_mdio_read(struct net_device *dev, int phy_id, int location) | |
823 | { | |
824 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a | 825 | |
4da19633 | 826 | return rtl_readphy(tp, location); |
ccdffb9a FR |
827 | } |
828 | ||
dacf8154 FR |
829 | static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value) |
830 | { | |
831 | unsigned int i; | |
832 | ||
833 | RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) | | |
834 | (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); | |
835 | ||
836 | for (i = 0; i < 100; i++) { | |
837 | if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG)) | |
838 | break; | |
839 | udelay(10); | |
840 | } | |
841 | } | |
842 | ||
843 | static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr) | |
844 | { | |
845 | u16 value = 0xffff; | |
846 | unsigned int i; | |
847 | ||
848 | RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); | |
849 | ||
850 | for (i = 0; i < 100; i++) { | |
851 | if (RTL_R32(EPHYAR) & EPHYAR_FLAG) { | |
852 | value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK; | |
853 | break; | |
854 | } | |
855 | udelay(10); | |
856 | } | |
857 | ||
858 | return value; | |
859 | } | |
860 | ||
861 | static void rtl_csi_write(void __iomem *ioaddr, int addr, int value) | |
862 | { | |
863 | unsigned int i; | |
864 | ||
865 | RTL_W32(CSIDR, value); | |
866 | RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) | | |
867 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); | |
868 | ||
869 | for (i = 0; i < 100; i++) { | |
870 | if (!(RTL_R32(CSIAR) & CSIAR_FLAG)) | |
871 | break; | |
872 | udelay(10); | |
873 | } | |
874 | } | |
875 | ||
876 | static u32 rtl_csi_read(void __iomem *ioaddr, int addr) | |
877 | { | |
878 | u32 value = ~0x00; | |
879 | unsigned int i; | |
880 | ||
881 | RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) | | |
882 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); | |
883 | ||
884 | for (i = 0; i < 100; i++) { | |
885 | if (RTL_R32(CSIAR) & CSIAR_FLAG) { | |
886 | value = RTL_R32(CSIDR); | |
887 | break; | |
888 | } | |
889 | udelay(10); | |
890 | } | |
891 | ||
892 | return value; | |
893 | } | |
894 | ||
daf9df6d | 895 | static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr) |
896 | { | |
897 | u8 value = 0xff; | |
898 | unsigned int i; | |
899 | ||
900 | RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT); | |
901 | ||
902 | for (i = 0; i < 300; i++) { | |
903 | if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) { | |
904 | value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK; | |
905 | break; | |
906 | } | |
907 | udelay(100); | |
908 | } | |
909 | ||
910 | return value; | |
911 | } | |
912 | ||
1da177e4 LT |
913 | static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr) |
914 | { | |
915 | RTL_W16(IntrMask, 0x0000); | |
916 | ||
917 | RTL_W16(IntrStatus, 0xffff); | |
918 | } | |
919 | ||
920 | static void rtl8169_asic_down(void __iomem *ioaddr) | |
921 | { | |
922 | RTL_W8(ChipCmd, 0x00); | |
923 | rtl8169_irq_mask_and_ack(ioaddr); | |
924 | RTL_R16(CPlusCmd); | |
925 | } | |
926 | ||
4da19633 | 927 | static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp) |
1da177e4 | 928 | { |
4da19633 | 929 | void __iomem *ioaddr = tp->mmio_addr; |
930 | ||
1da177e4 LT |
931 | return RTL_R32(TBICSR) & TBIReset; |
932 | } | |
933 | ||
4da19633 | 934 | static unsigned int rtl8169_xmii_reset_pending(struct rtl8169_private *tp) |
1da177e4 | 935 | { |
4da19633 | 936 | return rtl_readphy(tp, MII_BMCR) & BMCR_RESET; |
1da177e4 LT |
937 | } |
938 | ||
939 | static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr) | |
940 | { | |
941 | return RTL_R32(TBICSR) & TBILinkOk; | |
942 | } | |
943 | ||
944 | static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr) | |
945 | { | |
946 | return RTL_R8(PHYstatus) & LinkStatus; | |
947 | } | |
948 | ||
4da19633 | 949 | static void rtl8169_tbi_reset_enable(struct rtl8169_private *tp) |
1da177e4 | 950 | { |
4da19633 | 951 | void __iomem *ioaddr = tp->mmio_addr; |
952 | ||
1da177e4 LT |
953 | RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset); |
954 | } | |
955 | ||
4da19633 | 956 | static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp) |
1da177e4 LT |
957 | { |
958 | unsigned int val; | |
959 | ||
4da19633 | 960 | val = rtl_readphy(tp, MII_BMCR) | BMCR_RESET; |
961 | rtl_writephy(tp, MII_BMCR, val & 0xffff); | |
1da177e4 LT |
962 | } |
963 | ||
e4fbce74 | 964 | static void __rtl8169_check_link_status(struct net_device *dev, |
07d3f51f | 965 | struct rtl8169_private *tp, |
e4fbce74 RW |
966 | void __iomem *ioaddr, |
967 | bool pm) | |
1da177e4 LT |
968 | { |
969 | unsigned long flags; | |
970 | ||
971 | spin_lock_irqsave(&tp->lock, flags); | |
972 | if (tp->link_ok(ioaddr)) { | |
e1759441 | 973 | /* This is to cancel a scheduled suspend if there's one. */ |
e4fbce74 RW |
974 | if (pm) |
975 | pm_request_resume(&tp->pci_dev->dev); | |
1da177e4 | 976 | netif_carrier_on(dev); |
1519e57f FR |
977 | if (net_ratelimit()) |
978 | netif_info(tp, ifup, dev, "link up\n"); | |
b57b7e5a | 979 | } else { |
1da177e4 | 980 | netif_carrier_off(dev); |
bf82c189 | 981 | netif_info(tp, ifdown, dev, "link down\n"); |
e4fbce74 RW |
982 | if (pm) |
983 | pm_schedule_suspend(&tp->pci_dev->dev, 100); | |
b57b7e5a | 984 | } |
1da177e4 LT |
985 | spin_unlock_irqrestore(&tp->lock, flags); |
986 | } | |
987 | ||
e4fbce74 RW |
988 | static void rtl8169_check_link_status(struct net_device *dev, |
989 | struct rtl8169_private *tp, | |
990 | void __iomem *ioaddr) | |
991 | { | |
992 | __rtl8169_check_link_status(dev, tp, ioaddr, false); | |
993 | } | |
994 | ||
e1759441 RW |
995 | #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST) |
996 | ||
997 | static u32 __rtl8169_get_wol(struct rtl8169_private *tp) | |
61a4dcc2 | 998 | { |
61a4dcc2 FR |
999 | void __iomem *ioaddr = tp->mmio_addr; |
1000 | u8 options; | |
e1759441 | 1001 | u32 wolopts = 0; |
61a4dcc2 FR |
1002 | |
1003 | options = RTL_R8(Config1); | |
1004 | if (!(options & PMEnable)) | |
e1759441 | 1005 | return 0; |
61a4dcc2 FR |
1006 | |
1007 | options = RTL_R8(Config3); | |
1008 | if (options & LinkUp) | |
e1759441 | 1009 | wolopts |= WAKE_PHY; |
61a4dcc2 | 1010 | if (options & MagicPacket) |
e1759441 | 1011 | wolopts |= WAKE_MAGIC; |
61a4dcc2 FR |
1012 | |
1013 | options = RTL_R8(Config5); | |
1014 | if (options & UWF) | |
e1759441 | 1015 | wolopts |= WAKE_UCAST; |
61a4dcc2 | 1016 | if (options & BWF) |
e1759441 | 1017 | wolopts |= WAKE_BCAST; |
61a4dcc2 | 1018 | if (options & MWF) |
e1759441 | 1019 | wolopts |= WAKE_MCAST; |
61a4dcc2 | 1020 | |
e1759441 | 1021 | return wolopts; |
61a4dcc2 FR |
1022 | } |
1023 | ||
e1759441 | 1024 | static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
61a4dcc2 FR |
1025 | { |
1026 | struct rtl8169_private *tp = netdev_priv(dev); | |
e1759441 RW |
1027 | |
1028 | spin_lock_irq(&tp->lock); | |
1029 | ||
1030 | wol->supported = WAKE_ANY; | |
1031 | wol->wolopts = __rtl8169_get_wol(tp); | |
1032 | ||
1033 | spin_unlock_irq(&tp->lock); | |
1034 | } | |
1035 | ||
1036 | static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts) | |
1037 | { | |
61a4dcc2 | 1038 | void __iomem *ioaddr = tp->mmio_addr; |
07d3f51f | 1039 | unsigned int i; |
350f7596 | 1040 | static const struct { |
61a4dcc2 FR |
1041 | u32 opt; |
1042 | u16 reg; | |
1043 | u8 mask; | |
1044 | } cfg[] = { | |
1045 | { WAKE_ANY, Config1, PMEnable }, | |
1046 | { WAKE_PHY, Config3, LinkUp }, | |
1047 | { WAKE_MAGIC, Config3, MagicPacket }, | |
1048 | { WAKE_UCAST, Config5, UWF }, | |
1049 | { WAKE_BCAST, Config5, BWF }, | |
1050 | { WAKE_MCAST, Config5, MWF }, | |
1051 | { WAKE_ANY, Config5, LanWake } | |
1052 | }; | |
1053 | ||
61a4dcc2 FR |
1054 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
1055 | ||
1056 | for (i = 0; i < ARRAY_SIZE(cfg); i++) { | |
1057 | u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask; | |
e1759441 | 1058 | if (wolopts & cfg[i].opt) |
61a4dcc2 FR |
1059 | options |= cfg[i].mask; |
1060 | RTL_W8(cfg[i].reg, options); | |
1061 | } | |
1062 | ||
1063 | RTL_W8(Cfg9346, Cfg9346_Lock); | |
e1759441 RW |
1064 | } |
1065 | ||
1066 | static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
1067 | { | |
1068 | struct rtl8169_private *tp = netdev_priv(dev); | |
1069 | ||
1070 | spin_lock_irq(&tp->lock); | |
61a4dcc2 | 1071 | |
f23e7fda FR |
1072 | if (wol->wolopts) |
1073 | tp->features |= RTL_FEATURE_WOL; | |
1074 | else | |
1075 | tp->features &= ~RTL_FEATURE_WOL; | |
e1759441 | 1076 | __rtl8169_set_wol(tp, wol->wolopts); |
61a4dcc2 FR |
1077 | spin_unlock_irq(&tp->lock); |
1078 | ||
ea80907f | 1079 | device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts); |
1080 | ||
61a4dcc2 FR |
1081 | return 0; |
1082 | } | |
1083 | ||
1da177e4 LT |
1084 | static void rtl8169_get_drvinfo(struct net_device *dev, |
1085 | struct ethtool_drvinfo *info) | |
1086 | { | |
1087 | struct rtl8169_private *tp = netdev_priv(dev); | |
1088 | ||
1089 | strcpy(info->driver, MODULENAME); | |
1090 | strcpy(info->version, RTL8169_VERSION); | |
1091 | strcpy(info->bus_info, pci_name(tp->pci_dev)); | |
1092 | } | |
1093 | ||
1094 | static int rtl8169_get_regs_len(struct net_device *dev) | |
1095 | { | |
1096 | return R8169_REGS_SIZE; | |
1097 | } | |
1098 | ||
1099 | static int rtl8169_set_speed_tbi(struct net_device *dev, | |
1100 | u8 autoneg, u16 speed, u8 duplex) | |
1101 | { | |
1102 | struct rtl8169_private *tp = netdev_priv(dev); | |
1103 | void __iomem *ioaddr = tp->mmio_addr; | |
1104 | int ret = 0; | |
1105 | u32 reg; | |
1106 | ||
1107 | reg = RTL_R32(TBICSR); | |
1108 | if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) && | |
1109 | (duplex == DUPLEX_FULL)) { | |
1110 | RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart)); | |
1111 | } else if (autoneg == AUTONEG_ENABLE) | |
1112 | RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart); | |
1113 | else { | |
bf82c189 JP |
1114 | netif_warn(tp, link, dev, |
1115 | "incorrect speed setting refused in TBI mode\n"); | |
1da177e4 LT |
1116 | ret = -EOPNOTSUPP; |
1117 | } | |
1118 | ||
1119 | return ret; | |
1120 | } | |
1121 | ||
1122 | static int rtl8169_set_speed_xmii(struct net_device *dev, | |
1123 | u8 autoneg, u16 speed, u8 duplex) | |
1124 | { | |
1125 | struct rtl8169_private *tp = netdev_priv(dev); | |
3577aa1b | 1126 | int giga_ctrl, bmcr; |
1da177e4 LT |
1127 | |
1128 | if (autoneg == AUTONEG_ENABLE) { | |
3577aa1b | 1129 | int auto_nego; |
1130 | ||
4da19633 | 1131 | auto_nego = rtl_readphy(tp, MII_ADVERTISE); |
64e4bfb4 FR |
1132 | auto_nego |= (ADVERTISE_10HALF | ADVERTISE_10FULL | |
1133 | ADVERTISE_100HALF | ADVERTISE_100FULL); | |
3577aa1b | 1134 | auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; |
1da177e4 | 1135 | |
4da19633 | 1136 | giga_ctrl = rtl_readphy(tp, MII_CTRL1000); |
3577aa1b | 1137 | giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); |
bcf0bf90 | 1138 | |
3577aa1b | 1139 | /* The 8100e/8101e/8102e do Fast Ethernet only. */ |
1140 | if ((tp->mac_version != RTL_GIGA_MAC_VER_07) && | |
1141 | (tp->mac_version != RTL_GIGA_MAC_VER_08) && | |
1142 | (tp->mac_version != RTL_GIGA_MAC_VER_09) && | |
1143 | (tp->mac_version != RTL_GIGA_MAC_VER_10) && | |
1144 | (tp->mac_version != RTL_GIGA_MAC_VER_13) && | |
1145 | (tp->mac_version != RTL_GIGA_MAC_VER_14) && | |
1146 | (tp->mac_version != RTL_GIGA_MAC_VER_15) && | |
1147 | (tp->mac_version != RTL_GIGA_MAC_VER_16)) { | |
1148 | giga_ctrl |= ADVERTISE_1000FULL | ADVERTISE_1000HALF; | |
bf82c189 JP |
1149 | } else { |
1150 | netif_info(tp, link, dev, | |
1151 | "PHY does not support 1000Mbps\n"); | |
bcf0bf90 | 1152 | } |
1da177e4 | 1153 | |
3577aa1b | 1154 | bmcr = BMCR_ANENABLE | BMCR_ANRESTART; |
1155 | ||
1156 | if ((tp->mac_version == RTL_GIGA_MAC_VER_11) || | |
1157 | (tp->mac_version == RTL_GIGA_MAC_VER_12) || | |
1158 | (tp->mac_version >= RTL_GIGA_MAC_VER_17)) { | |
1159 | /* | |
1160 | * Wake up the PHY. | |
1161 | * Vendor specific (0x1f) and reserved (0x0e) MII | |
1162 | * registers. | |
1163 | */ | |
4da19633 | 1164 | rtl_writephy(tp, 0x1f, 0x0000); |
1165 | rtl_writephy(tp, 0x0e, 0x0000); | |
3577aa1b | 1166 | } |
1167 | ||
4da19633 | 1168 | rtl_writephy(tp, MII_ADVERTISE, auto_nego); |
1169 | rtl_writephy(tp, MII_CTRL1000, giga_ctrl); | |
3577aa1b | 1170 | } else { |
1171 | giga_ctrl = 0; | |
1172 | ||
1173 | if (speed == SPEED_10) | |
1174 | bmcr = 0; | |
1175 | else if (speed == SPEED_100) | |
1176 | bmcr = BMCR_SPEED100; | |
1177 | else | |
1178 | return -EINVAL; | |
1179 | ||
1180 | if (duplex == DUPLEX_FULL) | |
1181 | bmcr |= BMCR_FULLDPLX; | |
623a1593 | 1182 | |
4da19633 | 1183 | rtl_writephy(tp, 0x1f, 0x0000); |
2584fbc3 RS |
1184 | } |
1185 | ||
1da177e4 LT |
1186 | tp->phy_1000_ctrl_reg = giga_ctrl; |
1187 | ||
4da19633 | 1188 | rtl_writephy(tp, MII_BMCR, bmcr); |
3577aa1b | 1189 | |
1190 | if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || | |
1191 | (tp->mac_version == RTL_GIGA_MAC_VER_03)) { | |
1192 | if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) { | |
4da19633 | 1193 | rtl_writephy(tp, 0x17, 0x2138); |
1194 | rtl_writephy(tp, 0x0e, 0x0260); | |
3577aa1b | 1195 | } else { |
4da19633 | 1196 | rtl_writephy(tp, 0x17, 0x2108); |
1197 | rtl_writephy(tp, 0x0e, 0x0000); | |
3577aa1b | 1198 | } |
1199 | } | |
1200 | ||
1da177e4 LT |
1201 | return 0; |
1202 | } | |
1203 | ||
1204 | static int rtl8169_set_speed(struct net_device *dev, | |
1205 | u8 autoneg, u16 speed, u8 duplex) | |
1206 | { | |
1207 | struct rtl8169_private *tp = netdev_priv(dev); | |
1208 | int ret; | |
1209 | ||
1210 | ret = tp->set_speed(dev, autoneg, speed, duplex); | |
1211 | ||
64e4bfb4 | 1212 | if (netif_running(dev) && (tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) |
1da177e4 LT |
1213 | mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT); |
1214 | ||
1215 | return ret; | |
1216 | } | |
1217 | ||
1218 | static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
1219 | { | |
1220 | struct rtl8169_private *tp = netdev_priv(dev); | |
1221 | unsigned long flags; | |
1222 | int ret; | |
1223 | ||
1224 | spin_lock_irqsave(&tp->lock, flags); | |
1225 | ret = rtl8169_set_speed(dev, cmd->autoneg, cmd->speed, cmd->duplex); | |
1226 | spin_unlock_irqrestore(&tp->lock, flags); | |
5b0384f4 | 1227 | |
1da177e4 LT |
1228 | return ret; |
1229 | } | |
1230 | ||
1231 | static u32 rtl8169_get_rx_csum(struct net_device *dev) | |
1232 | { | |
1233 | struct rtl8169_private *tp = netdev_priv(dev); | |
1234 | ||
1235 | return tp->cp_cmd & RxChkSum; | |
1236 | } | |
1237 | ||
1238 | static int rtl8169_set_rx_csum(struct net_device *dev, u32 data) | |
1239 | { | |
1240 | struct rtl8169_private *tp = netdev_priv(dev); | |
1241 | void __iomem *ioaddr = tp->mmio_addr; | |
1242 | unsigned long flags; | |
1243 | ||
1244 | spin_lock_irqsave(&tp->lock, flags); | |
1245 | ||
1246 | if (data) | |
1247 | tp->cp_cmd |= RxChkSum; | |
1248 | else | |
1249 | tp->cp_cmd &= ~RxChkSum; | |
1250 | ||
1251 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
1252 | RTL_R16(CPlusCmd); | |
1253 | ||
1254 | spin_unlock_irqrestore(&tp->lock, flags); | |
1255 | ||
1256 | return 0; | |
1257 | } | |
1258 | ||
1259 | #ifdef CONFIG_R8169_VLAN | |
1260 | ||
1261 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, | |
1262 | struct sk_buff *skb) | |
1263 | { | |
eab6d18d | 1264 | return (vlan_tx_tag_present(skb)) ? |
1da177e4 LT |
1265 | TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00; |
1266 | } | |
1267 | ||
1268 | static void rtl8169_vlan_rx_register(struct net_device *dev, | |
1269 | struct vlan_group *grp) | |
1270 | { | |
1271 | struct rtl8169_private *tp = netdev_priv(dev); | |
1272 | void __iomem *ioaddr = tp->mmio_addr; | |
1273 | unsigned long flags; | |
1274 | ||
1275 | spin_lock_irqsave(&tp->lock, flags); | |
1276 | tp->vlgrp = grp; | |
05af2142 SW |
1277 | /* |
1278 | * Do not disable RxVlan on 8110SCd. | |
1279 | */ | |
1280 | if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05)) | |
1da177e4 LT |
1281 | tp->cp_cmd |= RxVlan; |
1282 | else | |
1283 | tp->cp_cmd &= ~RxVlan; | |
1284 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
1285 | RTL_R16(CPlusCmd); | |
1286 | spin_unlock_irqrestore(&tp->lock, flags); | |
1287 | } | |
1288 | ||
1da177e4 | 1289 | static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, |
630b943c | 1290 | struct sk_buff *skb, int polling) |
1da177e4 LT |
1291 | { |
1292 | u32 opts2 = le32_to_cpu(desc->opts2); | |
865c652d | 1293 | struct vlan_group *vlgrp = tp->vlgrp; |
1da177e4 LT |
1294 | int ret; |
1295 | ||
865c652d | 1296 | if (vlgrp && (opts2 & RxVlanTag)) { |
2edae08e ED |
1297 | u16 vtag = swab16(opts2 & 0xffff); |
1298 | ||
1299 | if (likely(polling)) | |
1300 | vlan_gro_receive(&tp->napi, vlgrp, vtag, skb); | |
1301 | else | |
1302 | __vlan_hwaccel_rx(skb, vlgrp, vtag, polling); | |
1da177e4 LT |
1303 | ret = 0; |
1304 | } else | |
1305 | ret = -1; | |
1306 | desc->opts2 = 0; | |
1307 | return ret; | |
1308 | } | |
1309 | ||
1310 | #else /* !CONFIG_R8169_VLAN */ | |
1311 | ||
1312 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, | |
1313 | struct sk_buff *skb) | |
1314 | { | |
1315 | return 0; | |
1316 | } | |
1317 | ||
1318 | static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, | |
630b943c | 1319 | struct sk_buff *skb, int polling) |
1da177e4 LT |
1320 | { |
1321 | return -1; | |
1322 | } | |
1323 | ||
1324 | #endif | |
1325 | ||
ccdffb9a | 1326 | static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd) |
1da177e4 LT |
1327 | { |
1328 | struct rtl8169_private *tp = netdev_priv(dev); | |
1329 | void __iomem *ioaddr = tp->mmio_addr; | |
1330 | u32 status; | |
1331 | ||
1332 | cmd->supported = | |
1333 | SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE; | |
1334 | cmd->port = PORT_FIBRE; | |
1335 | cmd->transceiver = XCVR_INTERNAL; | |
1336 | ||
1337 | status = RTL_R32(TBICSR); | |
1338 | cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0; | |
1339 | cmd->autoneg = !!(status & TBINwEnable); | |
1340 | ||
1341 | cmd->speed = SPEED_1000; | |
1342 | cmd->duplex = DUPLEX_FULL; /* Always set */ | |
ccdffb9a FR |
1343 | |
1344 | return 0; | |
1da177e4 LT |
1345 | } |
1346 | ||
ccdffb9a | 1347 | static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd) |
1da177e4 LT |
1348 | { |
1349 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a FR |
1350 | |
1351 | return mii_ethtool_gset(&tp->mii, cmd); | |
1da177e4 LT |
1352 | } |
1353 | ||
1354 | static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
1355 | { | |
1356 | struct rtl8169_private *tp = netdev_priv(dev); | |
1357 | unsigned long flags; | |
ccdffb9a | 1358 | int rc; |
1da177e4 LT |
1359 | |
1360 | spin_lock_irqsave(&tp->lock, flags); | |
1361 | ||
ccdffb9a | 1362 | rc = tp->get_settings(dev, cmd); |
1da177e4 LT |
1363 | |
1364 | spin_unlock_irqrestore(&tp->lock, flags); | |
ccdffb9a | 1365 | return rc; |
1da177e4 LT |
1366 | } |
1367 | ||
1368 | static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs, | |
1369 | void *p) | |
1370 | { | |
5b0384f4 FR |
1371 | struct rtl8169_private *tp = netdev_priv(dev); |
1372 | unsigned long flags; | |
1da177e4 | 1373 | |
5b0384f4 FR |
1374 | if (regs->len > R8169_REGS_SIZE) |
1375 | regs->len = R8169_REGS_SIZE; | |
1da177e4 | 1376 | |
5b0384f4 FR |
1377 | spin_lock_irqsave(&tp->lock, flags); |
1378 | memcpy_fromio(p, tp->mmio_addr, regs->len); | |
1379 | spin_unlock_irqrestore(&tp->lock, flags); | |
1da177e4 LT |
1380 | } |
1381 | ||
b57b7e5a SH |
1382 | static u32 rtl8169_get_msglevel(struct net_device *dev) |
1383 | { | |
1384 | struct rtl8169_private *tp = netdev_priv(dev); | |
1385 | ||
1386 | return tp->msg_enable; | |
1387 | } | |
1388 | ||
1389 | static void rtl8169_set_msglevel(struct net_device *dev, u32 value) | |
1390 | { | |
1391 | struct rtl8169_private *tp = netdev_priv(dev); | |
1392 | ||
1393 | tp->msg_enable = value; | |
1394 | } | |
1395 | ||
d4a3a0fc SH |
1396 | static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = { |
1397 | "tx_packets", | |
1398 | "rx_packets", | |
1399 | "tx_errors", | |
1400 | "rx_errors", | |
1401 | "rx_missed", | |
1402 | "align_errors", | |
1403 | "tx_single_collisions", | |
1404 | "tx_multi_collisions", | |
1405 | "unicast", | |
1406 | "broadcast", | |
1407 | "multicast", | |
1408 | "tx_aborted", | |
1409 | "tx_underrun", | |
1410 | }; | |
1411 | ||
b9f2c044 | 1412 | static int rtl8169_get_sset_count(struct net_device *dev, int sset) |
d4a3a0fc | 1413 | { |
b9f2c044 JG |
1414 | switch (sset) { |
1415 | case ETH_SS_STATS: | |
1416 | return ARRAY_SIZE(rtl8169_gstrings); | |
1417 | default: | |
1418 | return -EOPNOTSUPP; | |
1419 | } | |
d4a3a0fc SH |
1420 | } |
1421 | ||
355423d0 | 1422 | static void rtl8169_update_counters(struct net_device *dev) |
d4a3a0fc SH |
1423 | { |
1424 | struct rtl8169_private *tp = netdev_priv(dev); | |
1425 | void __iomem *ioaddr = tp->mmio_addr; | |
1426 | struct rtl8169_counters *counters; | |
1427 | dma_addr_t paddr; | |
1428 | u32 cmd; | |
355423d0 | 1429 | int wait = 1000; |
48addcc9 | 1430 | struct device *d = &tp->pci_dev->dev; |
d4a3a0fc | 1431 | |
355423d0 IV |
1432 | /* |
1433 | * Some chips are unable to dump tally counters when the receiver | |
1434 | * is disabled. | |
1435 | */ | |
1436 | if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0) | |
1437 | return; | |
d4a3a0fc | 1438 | |
48addcc9 | 1439 | counters = dma_alloc_coherent(d, sizeof(*counters), &paddr, GFP_KERNEL); |
d4a3a0fc SH |
1440 | if (!counters) |
1441 | return; | |
1442 | ||
1443 | RTL_W32(CounterAddrHigh, (u64)paddr >> 32); | |
284901a9 | 1444 | cmd = (u64)paddr & DMA_BIT_MASK(32); |
d4a3a0fc SH |
1445 | RTL_W32(CounterAddrLow, cmd); |
1446 | RTL_W32(CounterAddrLow, cmd | CounterDump); | |
1447 | ||
355423d0 IV |
1448 | while (wait--) { |
1449 | if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) { | |
1450 | /* copy updated counters */ | |
1451 | memcpy(&tp->counters, counters, sizeof(*counters)); | |
d4a3a0fc | 1452 | break; |
355423d0 IV |
1453 | } |
1454 | udelay(10); | |
d4a3a0fc SH |
1455 | } |
1456 | ||
1457 | RTL_W32(CounterAddrLow, 0); | |
1458 | RTL_W32(CounterAddrHigh, 0); | |
1459 | ||
48addcc9 | 1460 | dma_free_coherent(d, sizeof(*counters), counters, paddr); |
d4a3a0fc SH |
1461 | } |
1462 | ||
355423d0 IV |
1463 | static void rtl8169_get_ethtool_stats(struct net_device *dev, |
1464 | struct ethtool_stats *stats, u64 *data) | |
1465 | { | |
1466 | struct rtl8169_private *tp = netdev_priv(dev); | |
1467 | ||
1468 | ASSERT_RTNL(); | |
1469 | ||
1470 | rtl8169_update_counters(dev); | |
1471 | ||
1472 | data[0] = le64_to_cpu(tp->counters.tx_packets); | |
1473 | data[1] = le64_to_cpu(tp->counters.rx_packets); | |
1474 | data[2] = le64_to_cpu(tp->counters.tx_errors); | |
1475 | data[3] = le32_to_cpu(tp->counters.rx_errors); | |
1476 | data[4] = le16_to_cpu(tp->counters.rx_missed); | |
1477 | data[5] = le16_to_cpu(tp->counters.align_errors); | |
1478 | data[6] = le32_to_cpu(tp->counters.tx_one_collision); | |
1479 | data[7] = le32_to_cpu(tp->counters.tx_multi_collision); | |
1480 | data[8] = le64_to_cpu(tp->counters.rx_unicast); | |
1481 | data[9] = le64_to_cpu(tp->counters.rx_broadcast); | |
1482 | data[10] = le32_to_cpu(tp->counters.rx_multicast); | |
1483 | data[11] = le16_to_cpu(tp->counters.tx_aborted); | |
1484 | data[12] = le16_to_cpu(tp->counters.tx_underun); | |
1485 | } | |
1486 | ||
d4a3a0fc SH |
1487 | static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) |
1488 | { | |
1489 | switch(stringset) { | |
1490 | case ETH_SS_STATS: | |
1491 | memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); | |
1492 | break; | |
1493 | } | |
1494 | } | |
1495 | ||
7282d491 | 1496 | static const struct ethtool_ops rtl8169_ethtool_ops = { |
1da177e4 LT |
1497 | .get_drvinfo = rtl8169_get_drvinfo, |
1498 | .get_regs_len = rtl8169_get_regs_len, | |
1499 | .get_link = ethtool_op_get_link, | |
1500 | .get_settings = rtl8169_get_settings, | |
1501 | .set_settings = rtl8169_set_settings, | |
b57b7e5a SH |
1502 | .get_msglevel = rtl8169_get_msglevel, |
1503 | .set_msglevel = rtl8169_set_msglevel, | |
1da177e4 LT |
1504 | .get_rx_csum = rtl8169_get_rx_csum, |
1505 | .set_rx_csum = rtl8169_set_rx_csum, | |
1da177e4 | 1506 | .set_tx_csum = ethtool_op_set_tx_csum, |
1da177e4 | 1507 | .set_sg = ethtool_op_set_sg, |
1da177e4 LT |
1508 | .set_tso = ethtool_op_set_tso, |
1509 | .get_regs = rtl8169_get_regs, | |
61a4dcc2 FR |
1510 | .get_wol = rtl8169_get_wol, |
1511 | .set_wol = rtl8169_set_wol, | |
d4a3a0fc | 1512 | .get_strings = rtl8169_get_strings, |
b9f2c044 | 1513 | .get_sset_count = rtl8169_get_sset_count, |
d4a3a0fc | 1514 | .get_ethtool_stats = rtl8169_get_ethtool_stats, |
1da177e4 LT |
1515 | }; |
1516 | ||
07d3f51f FR |
1517 | static void rtl8169_get_mac_version(struct rtl8169_private *tp, |
1518 | void __iomem *ioaddr) | |
1da177e4 | 1519 | { |
0e485150 FR |
1520 | /* |
1521 | * The driver currently handles the 8168Bf and the 8168Be identically | |
1522 | * but they can be identified more specifically through the test below | |
1523 | * if needed: | |
1524 | * | |
1525 | * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be | |
0127215c FR |
1526 | * |
1527 | * Same thing for the 8101Eb and the 8101Ec: | |
1528 | * | |
1529 | * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec | |
0e485150 | 1530 | */ |
350f7596 | 1531 | static const struct { |
1da177e4 | 1532 | u32 mask; |
e3cf0cc0 | 1533 | u32 val; |
1da177e4 LT |
1534 | int mac_version; |
1535 | } mac_info[] = { | |
5b538df9 | 1536 | /* 8168D family. */ |
daf9df6d | 1537 | { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 }, |
1538 | { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 }, | |
daf9df6d | 1539 | { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 }, |
5b538df9 | 1540 | |
e6de30d6 | 1541 | /* 8168DP family. */ |
1542 | { 0x7cf00000, 0x28800000, RTL_GIGA_MAC_VER_27 }, | |
1543 | { 0x7cf00000, 0x28a00000, RTL_GIGA_MAC_VER_28 }, | |
1544 | ||
ef808d50 | 1545 | /* 8168C family. */ |
17c99297 | 1546 | { 0x7cf00000, 0x3cb00000, RTL_GIGA_MAC_VER_24 }, |
ef3386f0 | 1547 | { 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 }, |
ef808d50 | 1548 | { 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 }, |
7f3e3d3a | 1549 | { 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 }, |
e3cf0cc0 FR |
1550 | { 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 }, |
1551 | { 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 }, | |
197ff761 | 1552 | { 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 }, |
6fb07058 | 1553 | { 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 }, |
ef808d50 | 1554 | { 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 }, |
e3cf0cc0 FR |
1555 | |
1556 | /* 8168B family. */ | |
1557 | { 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 }, | |
1558 | { 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 }, | |
1559 | { 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 }, | |
1560 | { 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 }, | |
1561 | ||
1562 | /* 8101 family. */ | |
2857ffb7 FR |
1563 | { 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 }, |
1564 | { 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 }, | |
1565 | { 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 }, | |
1566 | { 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 }, | |
1567 | { 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 }, | |
1568 | { 0x7cf00000, 0x24800000, RTL_GIGA_MAC_VER_07 }, | |
e3cf0cc0 | 1569 | { 0x7cf00000, 0x34000000, RTL_GIGA_MAC_VER_13 }, |
2857ffb7 | 1570 | { 0x7cf00000, 0x34300000, RTL_GIGA_MAC_VER_10 }, |
e3cf0cc0 | 1571 | { 0x7cf00000, 0x34200000, RTL_GIGA_MAC_VER_16 }, |
2857ffb7 FR |
1572 | { 0x7c800000, 0x34800000, RTL_GIGA_MAC_VER_09 }, |
1573 | { 0x7c800000, 0x24800000, RTL_GIGA_MAC_VER_09 }, | |
e3cf0cc0 FR |
1574 | { 0x7c800000, 0x34000000, RTL_GIGA_MAC_VER_16 }, |
1575 | /* FIXME: where did these entries come from ? -- FR */ | |
1576 | { 0xfc800000, 0x38800000, RTL_GIGA_MAC_VER_15 }, | |
1577 | { 0xfc800000, 0x30800000, RTL_GIGA_MAC_VER_14 }, | |
1578 | ||
1579 | /* 8110 family. */ | |
1580 | { 0xfc800000, 0x98000000, RTL_GIGA_MAC_VER_06 }, | |
1581 | { 0xfc800000, 0x18000000, RTL_GIGA_MAC_VER_05 }, | |
1582 | { 0xfc800000, 0x10000000, RTL_GIGA_MAC_VER_04 }, | |
1583 | { 0xfc800000, 0x04000000, RTL_GIGA_MAC_VER_03 }, | |
1584 | { 0xfc800000, 0x00800000, RTL_GIGA_MAC_VER_02 }, | |
1585 | { 0xfc800000, 0x00000000, RTL_GIGA_MAC_VER_01 }, | |
1586 | ||
f21b75e9 JD |
1587 | /* Catch-all */ |
1588 | { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE } | |
1da177e4 LT |
1589 | }, *p = mac_info; |
1590 | u32 reg; | |
1591 | ||
e3cf0cc0 FR |
1592 | reg = RTL_R32(TxConfig); |
1593 | while ((reg & p->mask) != p->val) | |
1da177e4 LT |
1594 | p++; |
1595 | tp->mac_version = p->mac_version; | |
1596 | } | |
1597 | ||
1598 | static void rtl8169_print_mac_version(struct rtl8169_private *tp) | |
1599 | { | |
bcf0bf90 | 1600 | dprintk("mac_version = 0x%02x\n", tp->mac_version); |
1da177e4 LT |
1601 | } |
1602 | ||
867763c1 FR |
1603 | struct phy_reg { |
1604 | u16 reg; | |
1605 | u16 val; | |
1606 | }; | |
1607 | ||
4da19633 | 1608 | static void rtl_writephy_batch(struct rtl8169_private *tp, |
1609 | const struct phy_reg *regs, int len) | |
867763c1 FR |
1610 | { |
1611 | while (len-- > 0) { | |
4da19633 | 1612 | rtl_writephy(tp, regs->reg, regs->val); |
867763c1 FR |
1613 | regs++; |
1614 | } | |
1615 | } | |
1616 | ||
bca03d5f | 1617 | #define PHY_READ 0x00000000 |
1618 | #define PHY_DATA_OR 0x10000000 | |
1619 | #define PHY_DATA_AND 0x20000000 | |
1620 | #define PHY_BJMPN 0x30000000 | |
1621 | #define PHY_READ_EFUSE 0x40000000 | |
1622 | #define PHY_READ_MAC_BYTE 0x50000000 | |
1623 | #define PHY_WRITE_MAC_BYTE 0x60000000 | |
1624 | #define PHY_CLEAR_READCOUNT 0x70000000 | |
1625 | #define PHY_WRITE 0x80000000 | |
1626 | #define PHY_READCOUNT_EQ_SKIP 0x90000000 | |
1627 | #define PHY_COMP_EQ_SKIPN 0xa0000000 | |
1628 | #define PHY_COMP_NEQ_SKIPN 0xb0000000 | |
1629 | #define PHY_WRITE_PREVIOUS 0xc0000000 | |
1630 | #define PHY_SKIPN 0xd0000000 | |
1631 | #define PHY_DELAY_MS 0xe0000000 | |
1632 | #define PHY_WRITE_ERI_WORD 0xf0000000 | |
1633 | ||
1634 | static void | |
1635 | rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) | |
1636 | { | |
bca03d5f | 1637 | __le32 *phytable = (__le32 *)fw->data; |
1638 | struct net_device *dev = tp->dev; | |
42b82dc1 | 1639 | size_t index, fw_size = fw->size / sizeof(*phytable); |
1640 | u32 predata, count; | |
bca03d5f | 1641 | |
1642 | if (fw->size % sizeof(*phytable)) { | |
1643 | netif_err(tp, probe, dev, "odd sized firmware %zd\n", fw->size); | |
1644 | return; | |
1645 | } | |
1646 | ||
42b82dc1 | 1647 | for (index = 0; index < fw_size; index++) { |
1648 | u32 action = le32_to_cpu(phytable[index]); | |
1649 | u32 regno = (action & 0x0fff0000) >> 16; | |
bca03d5f | 1650 | |
42b82dc1 | 1651 | switch(action & 0xf0000000) { |
1652 | case PHY_READ: | |
1653 | case PHY_DATA_OR: | |
1654 | case PHY_DATA_AND: | |
1655 | case PHY_READ_EFUSE: | |
1656 | case PHY_CLEAR_READCOUNT: | |
1657 | case PHY_WRITE: | |
1658 | case PHY_WRITE_PREVIOUS: | |
1659 | case PHY_DELAY_MS: | |
1660 | break; | |
1661 | ||
1662 | case PHY_BJMPN: | |
1663 | if (regno > index) { | |
1664 | netif_err(tp, probe, tp->dev, | |
1665 | "Out of range of firmware\n"); | |
1666 | return; | |
1667 | } | |
1668 | break; | |
1669 | case PHY_READCOUNT_EQ_SKIP: | |
1670 | if (index + 2 >= fw_size) { | |
1671 | netif_err(tp, probe, tp->dev, | |
1672 | "Out of range of firmware\n"); | |
1673 | return; | |
1674 | } | |
1675 | break; | |
1676 | case PHY_COMP_EQ_SKIPN: | |
1677 | case PHY_COMP_NEQ_SKIPN: | |
1678 | case PHY_SKIPN: | |
1679 | if (index + 1 + regno >= fw_size) { | |
1680 | netif_err(tp, probe, tp->dev, | |
1681 | "Out of range of firmware\n"); | |
1682 | return; | |
1683 | } | |
bca03d5f | 1684 | break; |
1685 | ||
42b82dc1 | 1686 | case PHY_READ_MAC_BYTE: |
1687 | case PHY_WRITE_MAC_BYTE: | |
1688 | case PHY_WRITE_ERI_WORD: | |
1689 | default: | |
1690 | netif_err(tp, probe, tp->dev, | |
1691 | "Invalid action 0x%08x\n", action); | |
bca03d5f | 1692 | return; |
1693 | } | |
1694 | } | |
1695 | ||
42b82dc1 | 1696 | predata = 0; |
1697 | count = 0; | |
1698 | ||
1699 | for (index = 0; index < fw_size; ) { | |
1700 | u32 action = le32_to_cpu(phytable[index]); | |
bca03d5f | 1701 | u32 data = action & 0x0000ffff; |
42b82dc1 | 1702 | u32 regno = (action & 0x0fff0000) >> 16; |
1703 | ||
1704 | if (!action) | |
1705 | break; | |
bca03d5f | 1706 | |
1707 | switch(action & 0xf0000000) { | |
42b82dc1 | 1708 | case PHY_READ: |
1709 | predata = rtl_readphy(tp, regno); | |
1710 | count++; | |
1711 | index++; | |
1712 | break; | |
1713 | case PHY_DATA_OR: | |
1714 | predata |= data; | |
1715 | index++; | |
1716 | break; | |
1717 | case PHY_DATA_AND: | |
1718 | predata &= data; | |
1719 | index++; | |
1720 | break; | |
1721 | case PHY_BJMPN: | |
1722 | index -= regno; | |
1723 | break; | |
1724 | case PHY_READ_EFUSE: | |
1725 | predata = rtl8168d_efuse_read(tp->mmio_addr, regno); | |
1726 | index++; | |
1727 | break; | |
1728 | case PHY_CLEAR_READCOUNT: | |
1729 | count = 0; | |
1730 | index++; | |
1731 | break; | |
bca03d5f | 1732 | case PHY_WRITE: |
42b82dc1 | 1733 | rtl_writephy(tp, regno, data); |
1734 | index++; | |
1735 | break; | |
1736 | case PHY_READCOUNT_EQ_SKIP: | |
1737 | if (count == data) | |
1738 | index += 2; | |
1739 | else | |
1740 | index += 1; | |
bca03d5f | 1741 | break; |
42b82dc1 | 1742 | case PHY_COMP_EQ_SKIPN: |
1743 | if (predata == data) | |
1744 | index += regno; | |
1745 | index++; | |
1746 | break; | |
1747 | case PHY_COMP_NEQ_SKIPN: | |
1748 | if (predata != data) | |
1749 | index += regno; | |
1750 | index++; | |
1751 | break; | |
1752 | case PHY_WRITE_PREVIOUS: | |
1753 | rtl_writephy(tp, regno, predata); | |
1754 | index++; | |
1755 | break; | |
1756 | case PHY_SKIPN: | |
1757 | index += regno + 1; | |
1758 | break; | |
1759 | case PHY_DELAY_MS: | |
1760 | mdelay(data); | |
1761 | index++; | |
1762 | break; | |
1763 | ||
1764 | case PHY_READ_MAC_BYTE: | |
1765 | case PHY_WRITE_MAC_BYTE: | |
1766 | case PHY_WRITE_ERI_WORD: | |
bca03d5f | 1767 | default: |
1768 | BUG(); | |
1769 | } | |
1770 | } | |
1771 | } | |
1772 | ||
f1e02ed1 | 1773 | static void rtl_release_firmware(struct rtl8169_private *tp) |
1774 | { | |
1775 | release_firmware(tp->fw); | |
1776 | tp->fw = NULL; | |
1777 | } | |
1778 | ||
1779 | static int rtl_apply_firmware(struct rtl8169_private *tp, const char *fw_name) | |
1780 | { | |
1781 | const struct firmware **fw = &tp->fw; | |
1782 | int rc = !*fw; | |
1783 | ||
1784 | if (rc) { | |
1785 | rc = request_firmware(fw, fw_name, &tp->pci_dev->dev); | |
1786 | if (rc < 0) | |
1787 | goto out; | |
1788 | } | |
1789 | ||
1790 | /* TODO: release firmware once rtl_phy_write_fw signals failures. */ | |
1791 | rtl_phy_write_fw(tp, *fw); | |
1792 | out: | |
1793 | return rc; | |
1794 | } | |
1795 | ||
4da19633 | 1796 | static void rtl8169s_hw_phy_config(struct rtl8169_private *tp) |
1da177e4 | 1797 | { |
350f7596 | 1798 | static const struct phy_reg phy_reg_init[] = { |
0b9b571d | 1799 | { 0x1f, 0x0001 }, |
1800 | { 0x06, 0x006e }, | |
1801 | { 0x08, 0x0708 }, | |
1802 | { 0x15, 0x4000 }, | |
1803 | { 0x18, 0x65c7 }, | |
1da177e4 | 1804 | |
0b9b571d | 1805 | { 0x1f, 0x0001 }, |
1806 | { 0x03, 0x00a1 }, | |
1807 | { 0x02, 0x0008 }, | |
1808 | { 0x01, 0x0120 }, | |
1809 | { 0x00, 0x1000 }, | |
1810 | { 0x04, 0x0800 }, | |
1811 | { 0x04, 0x0000 }, | |
1da177e4 | 1812 | |
0b9b571d | 1813 | { 0x03, 0xff41 }, |
1814 | { 0x02, 0xdf60 }, | |
1815 | { 0x01, 0x0140 }, | |
1816 | { 0x00, 0x0077 }, | |
1817 | { 0x04, 0x7800 }, | |
1818 | { 0x04, 0x7000 }, | |
1819 | ||
1820 | { 0x03, 0x802f }, | |
1821 | { 0x02, 0x4f02 }, | |
1822 | { 0x01, 0x0409 }, | |
1823 | { 0x00, 0xf0f9 }, | |
1824 | { 0x04, 0x9800 }, | |
1825 | { 0x04, 0x9000 }, | |
1826 | ||
1827 | { 0x03, 0xdf01 }, | |
1828 | { 0x02, 0xdf20 }, | |
1829 | { 0x01, 0xff95 }, | |
1830 | { 0x00, 0xba00 }, | |
1831 | { 0x04, 0xa800 }, | |
1832 | { 0x04, 0xa000 }, | |
1833 | ||
1834 | { 0x03, 0xff41 }, | |
1835 | { 0x02, 0xdf20 }, | |
1836 | { 0x01, 0x0140 }, | |
1837 | { 0x00, 0x00bb }, | |
1838 | { 0x04, 0xb800 }, | |
1839 | { 0x04, 0xb000 }, | |
1840 | ||
1841 | { 0x03, 0xdf41 }, | |
1842 | { 0x02, 0xdc60 }, | |
1843 | { 0x01, 0x6340 }, | |
1844 | { 0x00, 0x007d }, | |
1845 | { 0x04, 0xd800 }, | |
1846 | { 0x04, 0xd000 }, | |
1847 | ||
1848 | { 0x03, 0xdf01 }, | |
1849 | { 0x02, 0xdf20 }, | |
1850 | { 0x01, 0x100a }, | |
1851 | { 0x00, 0xa0ff }, | |
1852 | { 0x04, 0xf800 }, | |
1853 | { 0x04, 0xf000 }, | |
1854 | ||
1855 | { 0x1f, 0x0000 }, | |
1856 | { 0x0b, 0x0000 }, | |
1857 | { 0x00, 0x9200 } | |
1858 | }; | |
1da177e4 | 1859 | |
4da19633 | 1860 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
1da177e4 LT |
1861 | } |
1862 | ||
4da19633 | 1863 | static void rtl8169sb_hw_phy_config(struct rtl8169_private *tp) |
5615d9f1 | 1864 | { |
350f7596 | 1865 | static const struct phy_reg phy_reg_init[] = { |
a441d7b6 FR |
1866 | { 0x1f, 0x0002 }, |
1867 | { 0x01, 0x90d0 }, | |
1868 | { 0x1f, 0x0000 } | |
1869 | }; | |
1870 | ||
4da19633 | 1871 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5615d9f1 FR |
1872 | } |
1873 | ||
4da19633 | 1874 | static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp) |
2e955856 | 1875 | { |
1876 | struct pci_dev *pdev = tp->pci_dev; | |
1877 | u16 vendor_id, device_id; | |
1878 | ||
1879 | pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id); | |
1880 | pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id); | |
1881 | ||
1882 | if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000)) | |
1883 | return; | |
1884 | ||
4da19633 | 1885 | rtl_writephy(tp, 0x1f, 0x0001); |
1886 | rtl_writephy(tp, 0x10, 0xf01b); | |
1887 | rtl_writephy(tp, 0x1f, 0x0000); | |
2e955856 | 1888 | } |
1889 | ||
4da19633 | 1890 | static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp) |
2e955856 | 1891 | { |
350f7596 | 1892 | static const struct phy_reg phy_reg_init[] = { |
2e955856 | 1893 | { 0x1f, 0x0001 }, |
1894 | { 0x04, 0x0000 }, | |
1895 | { 0x03, 0x00a1 }, | |
1896 | { 0x02, 0x0008 }, | |
1897 | { 0x01, 0x0120 }, | |
1898 | { 0x00, 0x1000 }, | |
1899 | { 0x04, 0x0800 }, | |
1900 | { 0x04, 0x9000 }, | |
1901 | { 0x03, 0x802f }, | |
1902 | { 0x02, 0x4f02 }, | |
1903 | { 0x01, 0x0409 }, | |
1904 | { 0x00, 0xf099 }, | |
1905 | { 0x04, 0x9800 }, | |
1906 | { 0x04, 0xa000 }, | |
1907 | { 0x03, 0xdf01 }, | |
1908 | { 0x02, 0xdf20 }, | |
1909 | { 0x01, 0xff95 }, | |
1910 | { 0x00, 0xba00 }, | |
1911 | { 0x04, 0xa800 }, | |
1912 | { 0x04, 0xf000 }, | |
1913 | { 0x03, 0xdf01 }, | |
1914 | { 0x02, 0xdf20 }, | |
1915 | { 0x01, 0x101a }, | |
1916 | { 0x00, 0xa0ff }, | |
1917 | { 0x04, 0xf800 }, | |
1918 | { 0x04, 0x0000 }, | |
1919 | { 0x1f, 0x0000 }, | |
1920 | ||
1921 | { 0x1f, 0x0001 }, | |
1922 | { 0x10, 0xf41b }, | |
1923 | { 0x14, 0xfb54 }, | |
1924 | { 0x18, 0xf5c7 }, | |
1925 | { 0x1f, 0x0000 }, | |
1926 | ||
1927 | { 0x1f, 0x0001 }, | |
1928 | { 0x17, 0x0cc0 }, | |
1929 | { 0x1f, 0x0000 } | |
1930 | }; | |
1931 | ||
4da19633 | 1932 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2e955856 | 1933 | |
4da19633 | 1934 | rtl8169scd_hw_phy_config_quirk(tp); |
2e955856 | 1935 | } |
1936 | ||
4da19633 | 1937 | static void rtl8169sce_hw_phy_config(struct rtl8169_private *tp) |
8c7006aa | 1938 | { |
350f7596 | 1939 | static const struct phy_reg phy_reg_init[] = { |
8c7006aa | 1940 | { 0x1f, 0x0001 }, |
1941 | { 0x04, 0x0000 }, | |
1942 | { 0x03, 0x00a1 }, | |
1943 | { 0x02, 0x0008 }, | |
1944 | { 0x01, 0x0120 }, | |
1945 | { 0x00, 0x1000 }, | |
1946 | { 0x04, 0x0800 }, | |
1947 | { 0x04, 0x9000 }, | |
1948 | { 0x03, 0x802f }, | |
1949 | { 0x02, 0x4f02 }, | |
1950 | { 0x01, 0x0409 }, | |
1951 | { 0x00, 0xf099 }, | |
1952 | { 0x04, 0x9800 }, | |
1953 | { 0x04, 0xa000 }, | |
1954 | { 0x03, 0xdf01 }, | |
1955 | { 0x02, 0xdf20 }, | |
1956 | { 0x01, 0xff95 }, | |
1957 | { 0x00, 0xba00 }, | |
1958 | { 0x04, 0xa800 }, | |
1959 | { 0x04, 0xf000 }, | |
1960 | { 0x03, 0xdf01 }, | |
1961 | { 0x02, 0xdf20 }, | |
1962 | { 0x01, 0x101a }, | |
1963 | { 0x00, 0xa0ff }, | |
1964 | { 0x04, 0xf800 }, | |
1965 | { 0x04, 0x0000 }, | |
1966 | { 0x1f, 0x0000 }, | |
1967 | ||
1968 | { 0x1f, 0x0001 }, | |
1969 | { 0x0b, 0x8480 }, | |
1970 | { 0x1f, 0x0000 }, | |
1971 | ||
1972 | { 0x1f, 0x0001 }, | |
1973 | { 0x18, 0x67c7 }, | |
1974 | { 0x04, 0x2000 }, | |
1975 | { 0x03, 0x002f }, | |
1976 | { 0x02, 0x4360 }, | |
1977 | { 0x01, 0x0109 }, | |
1978 | { 0x00, 0x3022 }, | |
1979 | { 0x04, 0x2800 }, | |
1980 | { 0x1f, 0x0000 }, | |
1981 | ||
1982 | { 0x1f, 0x0001 }, | |
1983 | { 0x17, 0x0cc0 }, | |
1984 | { 0x1f, 0x0000 } | |
1985 | }; | |
1986 | ||
4da19633 | 1987 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
8c7006aa | 1988 | } |
1989 | ||
4da19633 | 1990 | static void rtl8168bb_hw_phy_config(struct rtl8169_private *tp) |
236b8082 | 1991 | { |
350f7596 | 1992 | static const struct phy_reg phy_reg_init[] = { |
236b8082 FR |
1993 | { 0x10, 0xf41b }, |
1994 | { 0x1f, 0x0000 } | |
1995 | }; | |
1996 | ||
4da19633 | 1997 | rtl_writephy(tp, 0x1f, 0x0001); |
1998 | rtl_patchphy(tp, 0x16, 1 << 0); | |
236b8082 | 1999 | |
4da19633 | 2000 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
236b8082 FR |
2001 | } |
2002 | ||
4da19633 | 2003 | static void rtl8168bef_hw_phy_config(struct rtl8169_private *tp) |
236b8082 | 2004 | { |
350f7596 | 2005 | static const struct phy_reg phy_reg_init[] = { |
236b8082 FR |
2006 | { 0x1f, 0x0001 }, |
2007 | { 0x10, 0xf41b }, | |
2008 | { 0x1f, 0x0000 } | |
2009 | }; | |
2010 | ||
4da19633 | 2011 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
236b8082 FR |
2012 | } |
2013 | ||
4da19633 | 2014 | static void rtl8168cp_1_hw_phy_config(struct rtl8169_private *tp) |
867763c1 | 2015 | { |
350f7596 | 2016 | static const struct phy_reg phy_reg_init[] = { |
867763c1 FR |
2017 | { 0x1f, 0x0000 }, |
2018 | { 0x1d, 0x0f00 }, | |
2019 | { 0x1f, 0x0002 }, | |
2020 | { 0x0c, 0x1ec8 }, | |
2021 | { 0x1f, 0x0000 } | |
2022 | }; | |
2023 | ||
4da19633 | 2024 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
867763c1 FR |
2025 | } |
2026 | ||
4da19633 | 2027 | static void rtl8168cp_2_hw_phy_config(struct rtl8169_private *tp) |
ef3386f0 | 2028 | { |
350f7596 | 2029 | static const struct phy_reg phy_reg_init[] = { |
ef3386f0 FR |
2030 | { 0x1f, 0x0001 }, |
2031 | { 0x1d, 0x3d98 }, | |
2032 | { 0x1f, 0x0000 } | |
2033 | }; | |
2034 | ||
4da19633 | 2035 | rtl_writephy(tp, 0x1f, 0x0000); |
2036 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2037 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
ef3386f0 | 2038 | |
4da19633 | 2039 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
ef3386f0 FR |
2040 | } |
2041 | ||
4da19633 | 2042 | static void rtl8168c_1_hw_phy_config(struct rtl8169_private *tp) |
867763c1 | 2043 | { |
350f7596 | 2044 | static const struct phy_reg phy_reg_init[] = { |
a3f80671 FR |
2045 | { 0x1f, 0x0001 }, |
2046 | { 0x12, 0x2300 }, | |
867763c1 FR |
2047 | { 0x1f, 0x0002 }, |
2048 | { 0x00, 0x88d4 }, | |
2049 | { 0x01, 0x82b1 }, | |
2050 | { 0x03, 0x7002 }, | |
2051 | { 0x08, 0x9e30 }, | |
2052 | { 0x09, 0x01f0 }, | |
2053 | { 0x0a, 0x5500 }, | |
2054 | { 0x0c, 0x00c8 }, | |
2055 | { 0x1f, 0x0003 }, | |
2056 | { 0x12, 0xc096 }, | |
2057 | { 0x16, 0x000a }, | |
f50d4275 FR |
2058 | { 0x1f, 0x0000 }, |
2059 | { 0x1f, 0x0000 }, | |
2060 | { 0x09, 0x2000 }, | |
2061 | { 0x09, 0x0000 } | |
867763c1 FR |
2062 | }; |
2063 | ||
4da19633 | 2064 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
f50d4275 | 2065 | |
4da19633 | 2066 | rtl_patchphy(tp, 0x14, 1 << 5); |
2067 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2068 | rtl_writephy(tp, 0x1f, 0x0000); | |
867763c1 FR |
2069 | } |
2070 | ||
4da19633 | 2071 | static void rtl8168c_2_hw_phy_config(struct rtl8169_private *tp) |
7da97ec9 | 2072 | { |
350f7596 | 2073 | static const struct phy_reg phy_reg_init[] = { |
f50d4275 | 2074 | { 0x1f, 0x0001 }, |
7da97ec9 | 2075 | { 0x12, 0x2300 }, |
f50d4275 FR |
2076 | { 0x03, 0x802f }, |
2077 | { 0x02, 0x4f02 }, | |
2078 | { 0x01, 0x0409 }, | |
2079 | { 0x00, 0xf099 }, | |
2080 | { 0x04, 0x9800 }, | |
2081 | { 0x04, 0x9000 }, | |
2082 | { 0x1d, 0x3d98 }, | |
7da97ec9 FR |
2083 | { 0x1f, 0x0002 }, |
2084 | { 0x0c, 0x7eb8 }, | |
f50d4275 FR |
2085 | { 0x06, 0x0761 }, |
2086 | { 0x1f, 0x0003 }, | |
2087 | { 0x16, 0x0f0a }, | |
7da97ec9 FR |
2088 | { 0x1f, 0x0000 } |
2089 | }; | |
2090 | ||
4da19633 | 2091 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
f50d4275 | 2092 | |
4da19633 | 2093 | rtl_patchphy(tp, 0x16, 1 << 0); |
2094 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2095 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2096 | rtl_writephy(tp, 0x1f, 0x0000); | |
7da97ec9 FR |
2097 | } |
2098 | ||
4da19633 | 2099 | static void rtl8168c_3_hw_phy_config(struct rtl8169_private *tp) |
197ff761 | 2100 | { |
350f7596 | 2101 | static const struct phy_reg phy_reg_init[] = { |
197ff761 FR |
2102 | { 0x1f, 0x0001 }, |
2103 | { 0x12, 0x2300 }, | |
2104 | { 0x1d, 0x3d98 }, | |
2105 | { 0x1f, 0x0002 }, | |
2106 | { 0x0c, 0x7eb8 }, | |
2107 | { 0x06, 0x5461 }, | |
2108 | { 0x1f, 0x0003 }, | |
2109 | { 0x16, 0x0f0a }, | |
2110 | { 0x1f, 0x0000 } | |
2111 | }; | |
2112 | ||
4da19633 | 2113 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
197ff761 | 2114 | |
4da19633 | 2115 | rtl_patchphy(tp, 0x16, 1 << 0); |
2116 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2117 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2118 | rtl_writephy(tp, 0x1f, 0x0000); | |
197ff761 FR |
2119 | } |
2120 | ||
4da19633 | 2121 | static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp) |
6fb07058 | 2122 | { |
4da19633 | 2123 | rtl8168c_3_hw_phy_config(tp); |
6fb07058 FR |
2124 | } |
2125 | ||
bca03d5f | 2126 | static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) |
5b538df9 | 2127 | { |
350f7596 | 2128 | static const struct phy_reg phy_reg_init_0[] = { |
bca03d5f | 2129 | /* Channel Estimation */ |
5b538df9 | 2130 | { 0x1f, 0x0001 }, |
daf9df6d | 2131 | { 0x06, 0x4064 }, |
2132 | { 0x07, 0x2863 }, | |
2133 | { 0x08, 0x059c }, | |
2134 | { 0x09, 0x26b4 }, | |
2135 | { 0x0a, 0x6a19 }, | |
2136 | { 0x0b, 0xdcc8 }, | |
2137 | { 0x10, 0xf06d }, | |
2138 | { 0x14, 0x7f68 }, | |
2139 | { 0x18, 0x7fd9 }, | |
2140 | { 0x1c, 0xf0ff }, | |
2141 | { 0x1d, 0x3d9c }, | |
5b538df9 | 2142 | { 0x1f, 0x0003 }, |
daf9df6d | 2143 | { 0x12, 0xf49f }, |
2144 | { 0x13, 0x070b }, | |
2145 | { 0x1a, 0x05ad }, | |
bca03d5f | 2146 | { 0x14, 0x94c0 }, |
2147 | ||
2148 | /* | |
2149 | * Tx Error Issue | |
2150 | * enhance line driver power | |
2151 | */ | |
5b538df9 | 2152 | { 0x1f, 0x0002 }, |
daf9df6d | 2153 | { 0x06, 0x5561 }, |
2154 | { 0x1f, 0x0005 }, | |
2155 | { 0x05, 0x8332 }, | |
bca03d5f | 2156 | { 0x06, 0x5561 }, |
2157 | ||
2158 | /* | |
2159 | * Can not link to 1Gbps with bad cable | |
2160 | * Decrease SNR threshold form 21.07dB to 19.04dB | |
2161 | */ | |
2162 | { 0x1f, 0x0001 }, | |
2163 | { 0x17, 0x0cc0 }, | |
daf9df6d | 2164 | |
5b538df9 | 2165 | { 0x1f, 0x0000 }, |
bca03d5f | 2166 | { 0x0d, 0xf880 } |
daf9df6d | 2167 | }; |
bca03d5f | 2168 | void __iomem *ioaddr = tp->mmio_addr; |
daf9df6d | 2169 | |
4da19633 | 2170 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
daf9df6d | 2171 | |
bca03d5f | 2172 | /* |
2173 | * Rx Error Issue | |
2174 | * Fine Tune Switching regulator parameter | |
2175 | */ | |
4da19633 | 2176 | rtl_writephy(tp, 0x1f, 0x0002); |
2177 | rtl_w1w0_phy(tp, 0x0b, 0x0010, 0x00ef); | |
2178 | rtl_w1w0_phy(tp, 0x0c, 0xa200, 0x5d00); | |
daf9df6d | 2179 | |
daf9df6d | 2180 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
350f7596 | 2181 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2182 | { 0x1f, 0x0002 }, |
2183 | { 0x05, 0x669a }, | |
2184 | { 0x1f, 0x0005 }, | |
2185 | { 0x05, 0x8330 }, | |
2186 | { 0x06, 0x669a }, | |
2187 | { 0x1f, 0x0002 } | |
2188 | }; | |
2189 | int val; | |
2190 | ||
4da19633 | 2191 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2192 | |
4da19633 | 2193 | val = rtl_readphy(tp, 0x0d); |
daf9df6d | 2194 | |
2195 | if ((val & 0x00ff) != 0x006c) { | |
350f7596 | 2196 | static const u32 set[] = { |
daf9df6d | 2197 | 0x0065, 0x0066, 0x0067, 0x0068, |
2198 | 0x0069, 0x006a, 0x006b, 0x006c | |
2199 | }; | |
2200 | int i; | |
2201 | ||
4da19633 | 2202 | rtl_writephy(tp, 0x1f, 0x0002); |
daf9df6d | 2203 | |
2204 | val &= 0xff00; | |
2205 | for (i = 0; i < ARRAY_SIZE(set); i++) | |
4da19633 | 2206 | rtl_writephy(tp, 0x0d, val | set[i]); |
daf9df6d | 2207 | } |
2208 | } else { | |
350f7596 | 2209 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2210 | { 0x1f, 0x0002 }, |
2211 | { 0x05, 0x6662 }, | |
2212 | { 0x1f, 0x0005 }, | |
2213 | { 0x05, 0x8330 }, | |
2214 | { 0x06, 0x6662 } | |
2215 | }; | |
2216 | ||
4da19633 | 2217 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2218 | } |
2219 | ||
bca03d5f | 2220 | /* RSET couple improve */ |
4da19633 | 2221 | rtl_writephy(tp, 0x1f, 0x0002); |
2222 | rtl_patchphy(tp, 0x0d, 0x0300); | |
2223 | rtl_patchphy(tp, 0x0f, 0x0010); | |
daf9df6d | 2224 | |
bca03d5f | 2225 | /* Fine tune PLL performance */ |
4da19633 | 2226 | rtl_writephy(tp, 0x1f, 0x0002); |
2227 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); | |
2228 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); | |
daf9df6d | 2229 | |
4da19633 | 2230 | rtl_writephy(tp, 0x1f, 0x0005); |
2231 | rtl_writephy(tp, 0x05, 0x001b); | |
f1e02ed1 | 2232 | if ((rtl_readphy(tp, 0x06) != 0xbf00) || |
2233 | (rtl_apply_firmware(tp, FIRMWARE_8168D_1) < 0)) { | |
bca03d5f | 2234 | netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); |
2235 | } | |
2236 | ||
4da19633 | 2237 | rtl_writephy(tp, 0x1f, 0x0000); |
daf9df6d | 2238 | } |
2239 | ||
bca03d5f | 2240 | static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) |
daf9df6d | 2241 | { |
350f7596 | 2242 | static const struct phy_reg phy_reg_init_0[] = { |
bca03d5f | 2243 | /* Channel Estimation */ |
daf9df6d | 2244 | { 0x1f, 0x0001 }, |
2245 | { 0x06, 0x4064 }, | |
2246 | { 0x07, 0x2863 }, | |
2247 | { 0x08, 0x059c }, | |
2248 | { 0x09, 0x26b4 }, | |
2249 | { 0x0a, 0x6a19 }, | |
2250 | { 0x0b, 0xdcc8 }, | |
2251 | { 0x10, 0xf06d }, | |
2252 | { 0x14, 0x7f68 }, | |
2253 | { 0x18, 0x7fd9 }, | |
2254 | { 0x1c, 0xf0ff }, | |
2255 | { 0x1d, 0x3d9c }, | |
2256 | { 0x1f, 0x0003 }, | |
2257 | { 0x12, 0xf49f }, | |
2258 | { 0x13, 0x070b }, | |
2259 | { 0x1a, 0x05ad }, | |
2260 | { 0x14, 0x94c0 }, | |
2261 | ||
bca03d5f | 2262 | /* |
2263 | * Tx Error Issue | |
2264 | * enhance line driver power | |
2265 | */ | |
daf9df6d | 2266 | { 0x1f, 0x0002 }, |
2267 | { 0x06, 0x5561 }, | |
2268 | { 0x1f, 0x0005 }, | |
2269 | { 0x05, 0x8332 }, | |
bca03d5f | 2270 | { 0x06, 0x5561 }, |
2271 | ||
2272 | /* | |
2273 | * Can not link to 1Gbps with bad cable | |
2274 | * Decrease SNR threshold form 21.07dB to 19.04dB | |
2275 | */ | |
2276 | { 0x1f, 0x0001 }, | |
2277 | { 0x17, 0x0cc0 }, | |
daf9df6d | 2278 | |
2279 | { 0x1f, 0x0000 }, | |
bca03d5f | 2280 | { 0x0d, 0xf880 } |
5b538df9 | 2281 | }; |
bca03d5f | 2282 | void __iomem *ioaddr = tp->mmio_addr; |
5b538df9 | 2283 | |
4da19633 | 2284 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
5b538df9 | 2285 | |
daf9df6d | 2286 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
350f7596 | 2287 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2288 | { 0x1f, 0x0002 }, |
2289 | { 0x05, 0x669a }, | |
5b538df9 | 2290 | { 0x1f, 0x0005 }, |
daf9df6d | 2291 | { 0x05, 0x8330 }, |
2292 | { 0x06, 0x669a }, | |
2293 | ||
2294 | { 0x1f, 0x0002 } | |
2295 | }; | |
2296 | int val; | |
2297 | ||
4da19633 | 2298 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2299 | |
4da19633 | 2300 | val = rtl_readphy(tp, 0x0d); |
daf9df6d | 2301 | if ((val & 0x00ff) != 0x006c) { |
b6bc7650 | 2302 | static const u32 set[] = { |
daf9df6d | 2303 | 0x0065, 0x0066, 0x0067, 0x0068, |
2304 | 0x0069, 0x006a, 0x006b, 0x006c | |
2305 | }; | |
2306 | int i; | |
2307 | ||
4da19633 | 2308 | rtl_writephy(tp, 0x1f, 0x0002); |
daf9df6d | 2309 | |
2310 | val &= 0xff00; | |
2311 | for (i = 0; i < ARRAY_SIZE(set); i++) | |
4da19633 | 2312 | rtl_writephy(tp, 0x0d, val | set[i]); |
daf9df6d | 2313 | } |
2314 | } else { | |
350f7596 | 2315 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2316 | { 0x1f, 0x0002 }, |
2317 | { 0x05, 0x2642 }, | |
5b538df9 | 2318 | { 0x1f, 0x0005 }, |
daf9df6d | 2319 | { 0x05, 0x8330 }, |
2320 | { 0x06, 0x2642 } | |
5b538df9 FR |
2321 | }; |
2322 | ||
4da19633 | 2323 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5b538df9 FR |
2324 | } |
2325 | ||
bca03d5f | 2326 | /* Fine tune PLL performance */ |
4da19633 | 2327 | rtl_writephy(tp, 0x1f, 0x0002); |
2328 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); | |
2329 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); | |
daf9df6d | 2330 | |
bca03d5f | 2331 | /* Switching regulator Slew rate */ |
4da19633 | 2332 | rtl_writephy(tp, 0x1f, 0x0002); |
2333 | rtl_patchphy(tp, 0x0f, 0x0017); | |
daf9df6d | 2334 | |
4da19633 | 2335 | rtl_writephy(tp, 0x1f, 0x0005); |
2336 | rtl_writephy(tp, 0x05, 0x001b); | |
f1e02ed1 | 2337 | if ((rtl_readphy(tp, 0x06) != 0xb300) || |
2338 | (rtl_apply_firmware(tp, FIRMWARE_8168D_2) < 0)) { | |
bca03d5f | 2339 | netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n"); |
2340 | } | |
2341 | ||
4da19633 | 2342 | rtl_writephy(tp, 0x1f, 0x0000); |
daf9df6d | 2343 | } |
2344 | ||
4da19633 | 2345 | static void rtl8168d_3_hw_phy_config(struct rtl8169_private *tp) |
daf9df6d | 2346 | { |
350f7596 | 2347 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2348 | { 0x1f, 0x0002 }, |
2349 | { 0x10, 0x0008 }, | |
2350 | { 0x0d, 0x006c }, | |
2351 | ||
2352 | { 0x1f, 0x0000 }, | |
2353 | { 0x0d, 0xf880 }, | |
2354 | ||
2355 | { 0x1f, 0x0001 }, | |
2356 | { 0x17, 0x0cc0 }, | |
2357 | ||
2358 | { 0x1f, 0x0001 }, | |
2359 | { 0x0b, 0xa4d8 }, | |
2360 | { 0x09, 0x281c }, | |
2361 | { 0x07, 0x2883 }, | |
2362 | { 0x0a, 0x6b35 }, | |
2363 | { 0x1d, 0x3da4 }, | |
2364 | { 0x1c, 0xeffd }, | |
2365 | { 0x14, 0x7f52 }, | |
2366 | { 0x18, 0x7fc6 }, | |
2367 | { 0x08, 0x0601 }, | |
2368 | { 0x06, 0x4063 }, | |
2369 | { 0x10, 0xf074 }, | |
2370 | { 0x1f, 0x0003 }, | |
2371 | { 0x13, 0x0789 }, | |
2372 | { 0x12, 0xf4bd }, | |
2373 | { 0x1a, 0x04fd }, | |
2374 | { 0x14, 0x84b0 }, | |
2375 | { 0x1f, 0x0000 }, | |
2376 | { 0x00, 0x9200 }, | |
2377 | ||
2378 | { 0x1f, 0x0005 }, | |
2379 | { 0x01, 0x0340 }, | |
2380 | { 0x1f, 0x0001 }, | |
2381 | { 0x04, 0x4000 }, | |
2382 | { 0x03, 0x1d21 }, | |
2383 | { 0x02, 0x0c32 }, | |
2384 | { 0x01, 0x0200 }, | |
2385 | { 0x00, 0x5554 }, | |
2386 | { 0x04, 0x4800 }, | |
2387 | { 0x04, 0x4000 }, | |
2388 | { 0x04, 0xf000 }, | |
2389 | { 0x03, 0xdf01 }, | |
2390 | { 0x02, 0xdf20 }, | |
2391 | { 0x01, 0x101a }, | |
2392 | { 0x00, 0xa0ff }, | |
2393 | { 0x04, 0xf800 }, | |
2394 | { 0x04, 0xf000 }, | |
2395 | { 0x1f, 0x0000 }, | |
2396 | ||
2397 | { 0x1f, 0x0007 }, | |
2398 | { 0x1e, 0x0023 }, | |
2399 | { 0x16, 0x0000 }, | |
2400 | { 0x1f, 0x0000 } | |
2401 | }; | |
2402 | ||
4da19633 | 2403 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5b538df9 FR |
2404 | } |
2405 | ||
e6de30d6 | 2406 | static void rtl8168d_4_hw_phy_config(struct rtl8169_private *tp) |
2407 | { | |
2408 | static const struct phy_reg phy_reg_init[] = { | |
2409 | { 0x1f, 0x0001 }, | |
2410 | { 0x17, 0x0cc0 }, | |
2411 | ||
2412 | { 0x1f, 0x0007 }, | |
2413 | { 0x1e, 0x002d }, | |
2414 | { 0x18, 0x0040 }, | |
2415 | { 0x1f, 0x0000 } | |
2416 | }; | |
2417 | ||
2418 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); | |
2419 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2420 | } | |
2421 | ||
4da19633 | 2422 | static void rtl8102e_hw_phy_config(struct rtl8169_private *tp) |
2857ffb7 | 2423 | { |
350f7596 | 2424 | static const struct phy_reg phy_reg_init[] = { |
2857ffb7 FR |
2425 | { 0x1f, 0x0003 }, |
2426 | { 0x08, 0x441d }, | |
2427 | { 0x01, 0x9100 }, | |
2428 | { 0x1f, 0x0000 } | |
2429 | }; | |
2430 | ||
4da19633 | 2431 | rtl_writephy(tp, 0x1f, 0x0000); |
2432 | rtl_patchphy(tp, 0x11, 1 << 12); | |
2433 | rtl_patchphy(tp, 0x19, 1 << 13); | |
2434 | rtl_patchphy(tp, 0x10, 1 << 15); | |
2857ffb7 | 2435 | |
4da19633 | 2436 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2857ffb7 FR |
2437 | } |
2438 | ||
5615d9f1 FR |
2439 | static void rtl_hw_phy_config(struct net_device *dev) |
2440 | { | |
2441 | struct rtl8169_private *tp = netdev_priv(dev); | |
5615d9f1 FR |
2442 | |
2443 | rtl8169_print_mac_version(tp); | |
2444 | ||
2445 | switch (tp->mac_version) { | |
2446 | case RTL_GIGA_MAC_VER_01: | |
2447 | break; | |
2448 | case RTL_GIGA_MAC_VER_02: | |
2449 | case RTL_GIGA_MAC_VER_03: | |
4da19633 | 2450 | rtl8169s_hw_phy_config(tp); |
5615d9f1 FR |
2451 | break; |
2452 | case RTL_GIGA_MAC_VER_04: | |
4da19633 | 2453 | rtl8169sb_hw_phy_config(tp); |
5615d9f1 | 2454 | break; |
2e955856 | 2455 | case RTL_GIGA_MAC_VER_05: |
4da19633 | 2456 | rtl8169scd_hw_phy_config(tp); |
2e955856 | 2457 | break; |
8c7006aa | 2458 | case RTL_GIGA_MAC_VER_06: |
4da19633 | 2459 | rtl8169sce_hw_phy_config(tp); |
8c7006aa | 2460 | break; |
2857ffb7 FR |
2461 | case RTL_GIGA_MAC_VER_07: |
2462 | case RTL_GIGA_MAC_VER_08: | |
2463 | case RTL_GIGA_MAC_VER_09: | |
4da19633 | 2464 | rtl8102e_hw_phy_config(tp); |
2857ffb7 | 2465 | break; |
236b8082 | 2466 | case RTL_GIGA_MAC_VER_11: |
4da19633 | 2467 | rtl8168bb_hw_phy_config(tp); |
236b8082 FR |
2468 | break; |
2469 | case RTL_GIGA_MAC_VER_12: | |
4da19633 | 2470 | rtl8168bef_hw_phy_config(tp); |
236b8082 FR |
2471 | break; |
2472 | case RTL_GIGA_MAC_VER_17: | |
4da19633 | 2473 | rtl8168bef_hw_phy_config(tp); |
236b8082 | 2474 | break; |
867763c1 | 2475 | case RTL_GIGA_MAC_VER_18: |
4da19633 | 2476 | rtl8168cp_1_hw_phy_config(tp); |
867763c1 FR |
2477 | break; |
2478 | case RTL_GIGA_MAC_VER_19: | |
4da19633 | 2479 | rtl8168c_1_hw_phy_config(tp); |
867763c1 | 2480 | break; |
7da97ec9 | 2481 | case RTL_GIGA_MAC_VER_20: |
4da19633 | 2482 | rtl8168c_2_hw_phy_config(tp); |
7da97ec9 | 2483 | break; |
197ff761 | 2484 | case RTL_GIGA_MAC_VER_21: |
4da19633 | 2485 | rtl8168c_3_hw_phy_config(tp); |
197ff761 | 2486 | break; |
6fb07058 | 2487 | case RTL_GIGA_MAC_VER_22: |
4da19633 | 2488 | rtl8168c_4_hw_phy_config(tp); |
6fb07058 | 2489 | break; |
ef3386f0 | 2490 | case RTL_GIGA_MAC_VER_23: |
7f3e3d3a | 2491 | case RTL_GIGA_MAC_VER_24: |
4da19633 | 2492 | rtl8168cp_2_hw_phy_config(tp); |
ef3386f0 | 2493 | break; |
5b538df9 | 2494 | case RTL_GIGA_MAC_VER_25: |
bca03d5f | 2495 | rtl8168d_1_hw_phy_config(tp); |
daf9df6d | 2496 | break; |
2497 | case RTL_GIGA_MAC_VER_26: | |
bca03d5f | 2498 | rtl8168d_2_hw_phy_config(tp); |
daf9df6d | 2499 | break; |
2500 | case RTL_GIGA_MAC_VER_27: | |
4da19633 | 2501 | rtl8168d_3_hw_phy_config(tp); |
5b538df9 | 2502 | break; |
e6de30d6 | 2503 | case RTL_GIGA_MAC_VER_28: |
2504 | rtl8168d_4_hw_phy_config(tp); | |
2505 | break; | |
ef3386f0 | 2506 | |
5615d9f1 FR |
2507 | default: |
2508 | break; | |
2509 | } | |
2510 | } | |
2511 | ||
1da177e4 LT |
2512 | static void rtl8169_phy_timer(unsigned long __opaque) |
2513 | { | |
2514 | struct net_device *dev = (struct net_device *)__opaque; | |
2515 | struct rtl8169_private *tp = netdev_priv(dev); | |
2516 | struct timer_list *timer = &tp->timer; | |
2517 | void __iomem *ioaddr = tp->mmio_addr; | |
2518 | unsigned long timeout = RTL8169_PHY_TIMEOUT; | |
2519 | ||
bcf0bf90 | 2520 | assert(tp->mac_version > RTL_GIGA_MAC_VER_01); |
1da177e4 | 2521 | |
64e4bfb4 | 2522 | if (!(tp->phy_1000_ctrl_reg & ADVERTISE_1000FULL)) |
1da177e4 LT |
2523 | return; |
2524 | ||
2525 | spin_lock_irq(&tp->lock); | |
2526 | ||
4da19633 | 2527 | if (tp->phy_reset_pending(tp)) { |
5b0384f4 | 2528 | /* |
1da177e4 LT |
2529 | * A busy loop could burn quite a few cycles on nowadays CPU. |
2530 | * Let's delay the execution of the timer for a few ticks. | |
2531 | */ | |
2532 | timeout = HZ/10; | |
2533 | goto out_mod_timer; | |
2534 | } | |
2535 | ||
2536 | if (tp->link_ok(ioaddr)) | |
2537 | goto out_unlock; | |
2538 | ||
bf82c189 | 2539 | netif_warn(tp, link, dev, "PHY reset until link up\n"); |
1da177e4 | 2540 | |
4da19633 | 2541 | tp->phy_reset_enable(tp); |
1da177e4 LT |
2542 | |
2543 | out_mod_timer: | |
2544 | mod_timer(timer, jiffies + timeout); | |
2545 | out_unlock: | |
2546 | spin_unlock_irq(&tp->lock); | |
2547 | } | |
2548 | ||
2549 | static inline void rtl8169_delete_timer(struct net_device *dev) | |
2550 | { | |
2551 | struct rtl8169_private *tp = netdev_priv(dev); | |
2552 | struct timer_list *timer = &tp->timer; | |
2553 | ||
e179bb7b | 2554 | if (tp->mac_version <= RTL_GIGA_MAC_VER_01) |
1da177e4 LT |
2555 | return; |
2556 | ||
2557 | del_timer_sync(timer); | |
2558 | } | |
2559 | ||
2560 | static inline void rtl8169_request_timer(struct net_device *dev) | |
2561 | { | |
2562 | struct rtl8169_private *tp = netdev_priv(dev); | |
2563 | struct timer_list *timer = &tp->timer; | |
2564 | ||
e179bb7b | 2565 | if (tp->mac_version <= RTL_GIGA_MAC_VER_01) |
1da177e4 LT |
2566 | return; |
2567 | ||
2efa53f3 | 2568 | mod_timer(timer, jiffies + RTL8169_PHY_TIMEOUT); |
1da177e4 LT |
2569 | } |
2570 | ||
2571 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
2572 | /* | |
2573 | * Polling 'interrupt' - used by things like netconsole to send skbs | |
2574 | * without having to re-enable interrupts. It's not called while | |
2575 | * the interrupt routine is executing. | |
2576 | */ | |
2577 | static void rtl8169_netpoll(struct net_device *dev) | |
2578 | { | |
2579 | struct rtl8169_private *tp = netdev_priv(dev); | |
2580 | struct pci_dev *pdev = tp->pci_dev; | |
2581 | ||
2582 | disable_irq(pdev->irq); | |
7d12e780 | 2583 | rtl8169_interrupt(pdev->irq, dev); |
1da177e4 LT |
2584 | enable_irq(pdev->irq); |
2585 | } | |
2586 | #endif | |
2587 | ||
2588 | static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev, | |
2589 | void __iomem *ioaddr) | |
2590 | { | |
2591 | iounmap(ioaddr); | |
2592 | pci_release_regions(pdev); | |
87aeec76 | 2593 | pci_clear_mwi(pdev); |
1da177e4 LT |
2594 | pci_disable_device(pdev); |
2595 | free_netdev(dev); | |
2596 | } | |
2597 | ||
bf793295 FR |
2598 | static void rtl8169_phy_reset(struct net_device *dev, |
2599 | struct rtl8169_private *tp) | |
2600 | { | |
07d3f51f | 2601 | unsigned int i; |
bf793295 | 2602 | |
4da19633 | 2603 | tp->phy_reset_enable(tp); |
bf793295 | 2604 | for (i = 0; i < 100; i++) { |
4da19633 | 2605 | if (!tp->phy_reset_pending(tp)) |
bf793295 FR |
2606 | return; |
2607 | msleep(1); | |
2608 | } | |
bf82c189 | 2609 | netif_err(tp, link, dev, "PHY reset failed\n"); |
bf793295 FR |
2610 | } |
2611 | ||
4ff96fa6 FR |
2612 | static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) |
2613 | { | |
2614 | void __iomem *ioaddr = tp->mmio_addr; | |
4ff96fa6 | 2615 | |
5615d9f1 | 2616 | rtl_hw_phy_config(dev); |
4ff96fa6 | 2617 | |
77332894 MS |
2618 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) { |
2619 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); | |
2620 | RTL_W8(0x82, 0x01); | |
2621 | } | |
4ff96fa6 | 2622 | |
6dccd16b FR |
2623 | pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40); |
2624 | ||
2625 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) | |
2626 | pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08); | |
4ff96fa6 | 2627 | |
bcf0bf90 | 2628 | if (tp->mac_version == RTL_GIGA_MAC_VER_02) { |
4ff96fa6 FR |
2629 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); |
2630 | RTL_W8(0x82, 0x01); | |
2631 | dprintk("Set PHY Reg 0x0bh = 0x00h\n"); | |
4da19633 | 2632 | rtl_writephy(tp, 0x0b, 0x0000); //w 0x0b 15 0 0 |
4ff96fa6 FR |
2633 | } |
2634 | ||
bf793295 FR |
2635 | rtl8169_phy_reset(dev, tp); |
2636 | ||
901dda2b FR |
2637 | /* |
2638 | * rtl8169_set_speed_xmii takes good care of the Fast Ethernet | |
2639 | * only 8101. Don't panic. | |
2640 | */ | |
2641 | rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL); | |
4ff96fa6 | 2642 | |
bf82c189 JP |
2643 | if (RTL_R8(PHYstatus) & TBI_Enable) |
2644 | netif_info(tp, link, dev, "TBI auto-negotiating\n"); | |
4ff96fa6 FR |
2645 | } |
2646 | ||
773d2021 FR |
2647 | static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) |
2648 | { | |
2649 | void __iomem *ioaddr = tp->mmio_addr; | |
2650 | u32 high; | |
2651 | u32 low; | |
2652 | ||
2653 | low = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24); | |
2654 | high = addr[4] | (addr[5] << 8); | |
2655 | ||
2656 | spin_lock_irq(&tp->lock); | |
2657 | ||
2658 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
908ba2bf | 2659 | |
773d2021 | 2660 | RTL_W32(MAC4, high); |
908ba2bf | 2661 | RTL_R32(MAC4); |
2662 | ||
78f1cd02 | 2663 | RTL_W32(MAC0, low); |
908ba2bf | 2664 | RTL_R32(MAC0); |
2665 | ||
773d2021 FR |
2666 | RTL_W8(Cfg9346, Cfg9346_Lock); |
2667 | ||
2668 | spin_unlock_irq(&tp->lock); | |
2669 | } | |
2670 | ||
2671 | static int rtl_set_mac_address(struct net_device *dev, void *p) | |
2672 | { | |
2673 | struct rtl8169_private *tp = netdev_priv(dev); | |
2674 | struct sockaddr *addr = p; | |
2675 | ||
2676 | if (!is_valid_ether_addr(addr->sa_data)) | |
2677 | return -EADDRNOTAVAIL; | |
2678 | ||
2679 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
2680 | ||
2681 | rtl_rar_set(tp, dev->dev_addr); | |
2682 | ||
2683 | return 0; | |
2684 | } | |
2685 | ||
5f787a1a FR |
2686 | static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
2687 | { | |
2688 | struct rtl8169_private *tp = netdev_priv(dev); | |
2689 | struct mii_ioctl_data *data = if_mii(ifr); | |
2690 | ||
8b4ab28d FR |
2691 | return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV; |
2692 | } | |
5f787a1a | 2693 | |
8b4ab28d FR |
2694 | static int rtl_xmii_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
2695 | { | |
5f787a1a FR |
2696 | switch (cmd) { |
2697 | case SIOCGMIIPHY: | |
2698 | data->phy_id = 32; /* Internal PHY */ | |
2699 | return 0; | |
2700 | ||
2701 | case SIOCGMIIREG: | |
4da19633 | 2702 | data->val_out = rtl_readphy(tp, data->reg_num & 0x1f); |
5f787a1a FR |
2703 | return 0; |
2704 | ||
2705 | case SIOCSMIIREG: | |
4da19633 | 2706 | rtl_writephy(tp, data->reg_num & 0x1f, data->val_in); |
5f787a1a FR |
2707 | return 0; |
2708 | } | |
2709 | return -EOPNOTSUPP; | |
2710 | } | |
2711 | ||
8b4ab28d FR |
2712 | static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
2713 | { | |
2714 | return -EOPNOTSUPP; | |
2715 | } | |
2716 | ||
0e485150 FR |
2717 | static const struct rtl_cfg_info { |
2718 | void (*hw_start)(struct net_device *); | |
2719 | unsigned int region; | |
2720 | unsigned int align; | |
2721 | u16 intr_event; | |
2722 | u16 napi_event; | |
ccdffb9a | 2723 | unsigned features; |
f21b75e9 | 2724 | u8 default_ver; |
0e485150 FR |
2725 | } rtl_cfg_infos [] = { |
2726 | [RTL_CFG_0] = { | |
2727 | .hw_start = rtl_hw_start_8169, | |
2728 | .region = 1, | |
e9f63f30 | 2729 | .align = 0, |
0e485150 FR |
2730 | .intr_event = SYSErr | LinkChg | RxOverflow | |
2731 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, | |
fbac58fc | 2732 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
2733 | .features = RTL_FEATURE_GMII, |
2734 | .default_ver = RTL_GIGA_MAC_VER_01, | |
0e485150 FR |
2735 | }, |
2736 | [RTL_CFG_1] = { | |
2737 | .hw_start = rtl_hw_start_8168, | |
2738 | .region = 2, | |
2739 | .align = 8, | |
53f57357 | 2740 | .intr_event = SYSErr | LinkChg | RxOverflow | |
0e485150 | 2741 | TxErr | TxOK | RxOK | RxErr, |
fbac58fc | 2742 | .napi_event = TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
2743 | .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI, |
2744 | .default_ver = RTL_GIGA_MAC_VER_11, | |
0e485150 FR |
2745 | }, |
2746 | [RTL_CFG_2] = { | |
2747 | .hw_start = rtl_hw_start_8101, | |
2748 | .region = 2, | |
2749 | .align = 8, | |
2750 | .intr_event = SYSErr | LinkChg | RxOverflow | PCSTimeout | | |
2751 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, | |
fbac58fc | 2752 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
2753 | .features = RTL_FEATURE_MSI, |
2754 | .default_ver = RTL_GIGA_MAC_VER_13, | |
0e485150 FR |
2755 | } |
2756 | }; | |
2757 | ||
fbac58fc FR |
2758 | /* Cfg9346_Unlock assumed. */ |
2759 | static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr, | |
2760 | const struct rtl_cfg_info *cfg) | |
2761 | { | |
2762 | unsigned msi = 0; | |
2763 | u8 cfg2; | |
2764 | ||
2765 | cfg2 = RTL_R8(Config2) & ~MSIEnable; | |
ccdffb9a | 2766 | if (cfg->features & RTL_FEATURE_MSI) { |
fbac58fc FR |
2767 | if (pci_enable_msi(pdev)) { |
2768 | dev_info(&pdev->dev, "no MSI. Back to INTx.\n"); | |
2769 | } else { | |
2770 | cfg2 |= MSIEnable; | |
2771 | msi = RTL_FEATURE_MSI; | |
2772 | } | |
2773 | } | |
2774 | RTL_W8(Config2, cfg2); | |
2775 | return msi; | |
2776 | } | |
2777 | ||
2778 | static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp) | |
2779 | { | |
2780 | if (tp->features & RTL_FEATURE_MSI) { | |
2781 | pci_disable_msi(pdev); | |
2782 | tp->features &= ~RTL_FEATURE_MSI; | |
2783 | } | |
2784 | } | |
2785 | ||
8b4ab28d FR |
2786 | static const struct net_device_ops rtl8169_netdev_ops = { |
2787 | .ndo_open = rtl8169_open, | |
2788 | .ndo_stop = rtl8169_close, | |
2789 | .ndo_get_stats = rtl8169_get_stats, | |
00829823 | 2790 | .ndo_start_xmit = rtl8169_start_xmit, |
8b4ab28d FR |
2791 | .ndo_tx_timeout = rtl8169_tx_timeout, |
2792 | .ndo_validate_addr = eth_validate_addr, | |
2793 | .ndo_change_mtu = rtl8169_change_mtu, | |
2794 | .ndo_set_mac_address = rtl_set_mac_address, | |
2795 | .ndo_do_ioctl = rtl8169_ioctl, | |
2796 | .ndo_set_multicast_list = rtl_set_rx_mode, | |
2797 | #ifdef CONFIG_R8169_VLAN | |
2798 | .ndo_vlan_rx_register = rtl8169_vlan_rx_register, | |
2799 | #endif | |
2800 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
2801 | .ndo_poll_controller = rtl8169_netpoll, | |
2802 | #endif | |
2803 | ||
2804 | }; | |
2805 | ||
c0e45c1c | 2806 | static void __devinit rtl_init_mdio_ops(struct rtl8169_private *tp) |
2807 | { | |
2808 | struct mdio_ops *ops = &tp->mdio_ops; | |
2809 | ||
2810 | switch (tp->mac_version) { | |
2811 | case RTL_GIGA_MAC_VER_27: | |
2812 | ops->write = r8168dp_1_mdio_write; | |
2813 | ops->read = r8168dp_1_mdio_read; | |
2814 | break; | |
e6de30d6 | 2815 | case RTL_GIGA_MAC_VER_28: |
2816 | ops->write = r8168dp_2_mdio_write; | |
2817 | ops->read = r8168dp_2_mdio_read; | |
2818 | break; | |
c0e45c1c | 2819 | default: |
2820 | ops->write = r8169_mdio_write; | |
2821 | ops->read = r8169_mdio_read; | |
2822 | break; | |
2823 | } | |
2824 | } | |
2825 | ||
065c27c1 | 2826 | static void r810x_phy_power_down(struct rtl8169_private *tp) |
2827 | { | |
2828 | rtl_writephy(tp, 0x1f, 0x0000); | |
2829 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); | |
2830 | } | |
2831 | ||
2832 | static void r810x_phy_power_up(struct rtl8169_private *tp) | |
2833 | { | |
2834 | rtl_writephy(tp, 0x1f, 0x0000); | |
2835 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); | |
2836 | } | |
2837 | ||
2838 | static void r810x_pll_power_down(struct rtl8169_private *tp) | |
2839 | { | |
2840 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { | |
2841 | rtl_writephy(tp, 0x1f, 0x0000); | |
2842 | rtl_writephy(tp, MII_BMCR, 0x0000); | |
2843 | return; | |
2844 | } | |
2845 | ||
2846 | r810x_phy_power_down(tp); | |
2847 | } | |
2848 | ||
2849 | static void r810x_pll_power_up(struct rtl8169_private *tp) | |
2850 | { | |
2851 | r810x_phy_power_up(tp); | |
2852 | } | |
2853 | ||
2854 | static void r8168_phy_power_up(struct rtl8169_private *tp) | |
2855 | { | |
2856 | rtl_writephy(tp, 0x1f, 0x0000); | |
2857 | rtl_writephy(tp, 0x0e, 0x0000); | |
2858 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); | |
2859 | } | |
2860 | ||
2861 | static void r8168_phy_power_down(struct rtl8169_private *tp) | |
2862 | { | |
2863 | rtl_writephy(tp, 0x1f, 0x0000); | |
2864 | rtl_writephy(tp, 0x0e, 0x0200); | |
2865 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); | |
2866 | } | |
2867 | ||
2868 | static void r8168_pll_power_down(struct rtl8169_private *tp) | |
2869 | { | |
2870 | void __iomem *ioaddr = tp->mmio_addr; | |
2871 | ||
2872 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) | |
2873 | return; | |
2874 | ||
2875 | if (((tp->mac_version == RTL_GIGA_MAC_VER_23) || | |
2876 | (tp->mac_version == RTL_GIGA_MAC_VER_24)) && | |
2877 | (RTL_R16(CPlusCmd) & ASF)) { | |
2878 | return; | |
2879 | } | |
2880 | ||
2881 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { | |
2882 | rtl_writephy(tp, 0x1f, 0x0000); | |
2883 | rtl_writephy(tp, MII_BMCR, 0x0000); | |
2884 | ||
2885 | RTL_W32(RxConfig, RTL_R32(RxConfig) | | |
2886 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys); | |
2887 | return; | |
2888 | } | |
2889 | ||
2890 | r8168_phy_power_down(tp); | |
2891 | ||
2892 | switch (tp->mac_version) { | |
2893 | case RTL_GIGA_MAC_VER_25: | |
2894 | case RTL_GIGA_MAC_VER_26: | |
2895 | RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80); | |
2896 | break; | |
2897 | } | |
2898 | } | |
2899 | ||
2900 | static void r8168_pll_power_up(struct rtl8169_private *tp) | |
2901 | { | |
2902 | void __iomem *ioaddr = tp->mmio_addr; | |
2903 | ||
2904 | if (tp->mac_version == RTL_GIGA_MAC_VER_27) | |
2905 | return; | |
2906 | ||
2907 | switch (tp->mac_version) { | |
2908 | case RTL_GIGA_MAC_VER_25: | |
2909 | case RTL_GIGA_MAC_VER_26: | |
2910 | RTL_W8(PMCH, RTL_R8(PMCH) | 0x80); | |
2911 | break; | |
2912 | } | |
2913 | ||
2914 | r8168_phy_power_up(tp); | |
2915 | } | |
2916 | ||
2917 | static void rtl_pll_power_op(struct rtl8169_private *tp, | |
2918 | void (*op)(struct rtl8169_private *)) | |
2919 | { | |
2920 | if (op) | |
2921 | op(tp); | |
2922 | } | |
2923 | ||
2924 | static void rtl_pll_power_down(struct rtl8169_private *tp) | |
2925 | { | |
2926 | rtl_pll_power_op(tp, tp->pll_power_ops.down); | |
2927 | } | |
2928 | ||
2929 | static void rtl_pll_power_up(struct rtl8169_private *tp) | |
2930 | { | |
2931 | rtl_pll_power_op(tp, tp->pll_power_ops.up); | |
2932 | } | |
2933 | ||
2934 | static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) | |
2935 | { | |
2936 | struct pll_power_ops *ops = &tp->pll_power_ops; | |
2937 | ||
2938 | switch (tp->mac_version) { | |
2939 | case RTL_GIGA_MAC_VER_07: | |
2940 | case RTL_GIGA_MAC_VER_08: | |
2941 | case RTL_GIGA_MAC_VER_09: | |
2942 | case RTL_GIGA_MAC_VER_10: | |
2943 | case RTL_GIGA_MAC_VER_16: | |
2944 | ops->down = r810x_pll_power_down; | |
2945 | ops->up = r810x_pll_power_up; | |
2946 | break; | |
2947 | ||
2948 | case RTL_GIGA_MAC_VER_11: | |
2949 | case RTL_GIGA_MAC_VER_12: | |
2950 | case RTL_GIGA_MAC_VER_17: | |
2951 | case RTL_GIGA_MAC_VER_18: | |
2952 | case RTL_GIGA_MAC_VER_19: | |
2953 | case RTL_GIGA_MAC_VER_20: | |
2954 | case RTL_GIGA_MAC_VER_21: | |
2955 | case RTL_GIGA_MAC_VER_22: | |
2956 | case RTL_GIGA_MAC_VER_23: | |
2957 | case RTL_GIGA_MAC_VER_24: | |
2958 | case RTL_GIGA_MAC_VER_25: | |
2959 | case RTL_GIGA_MAC_VER_26: | |
2960 | case RTL_GIGA_MAC_VER_27: | |
e6de30d6 | 2961 | case RTL_GIGA_MAC_VER_28: |
065c27c1 | 2962 | ops->down = r8168_pll_power_down; |
2963 | ops->up = r8168_pll_power_up; | |
2964 | break; | |
2965 | ||
2966 | default: | |
2967 | ops->down = NULL; | |
2968 | ops->up = NULL; | |
2969 | break; | |
2970 | } | |
2971 | } | |
2972 | ||
1da177e4 | 2973 | static int __devinit |
4ff96fa6 | 2974 | rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) |
1da177e4 | 2975 | { |
0e485150 FR |
2976 | const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data; |
2977 | const unsigned int region = cfg->region; | |
1da177e4 | 2978 | struct rtl8169_private *tp; |
ccdffb9a | 2979 | struct mii_if_info *mii; |
4ff96fa6 FR |
2980 | struct net_device *dev; |
2981 | void __iomem *ioaddr; | |
07d3f51f FR |
2982 | unsigned int i; |
2983 | int rc; | |
1da177e4 | 2984 | |
4ff96fa6 FR |
2985 | if (netif_msg_drv(&debug)) { |
2986 | printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n", | |
2987 | MODULENAME, RTL8169_VERSION); | |
2988 | } | |
1da177e4 | 2989 | |
1da177e4 | 2990 | dev = alloc_etherdev(sizeof (*tp)); |
4ff96fa6 | 2991 | if (!dev) { |
b57b7e5a | 2992 | if (netif_msg_drv(&debug)) |
9b91cf9d | 2993 | dev_err(&pdev->dev, "unable to alloc new ethernet\n"); |
4ff96fa6 FR |
2994 | rc = -ENOMEM; |
2995 | goto out; | |
1da177e4 LT |
2996 | } |
2997 | ||
1da177e4 | 2998 | SET_NETDEV_DEV(dev, &pdev->dev); |
8b4ab28d | 2999 | dev->netdev_ops = &rtl8169_netdev_ops; |
1da177e4 | 3000 | tp = netdev_priv(dev); |
c4028958 | 3001 | tp->dev = dev; |
21e197f2 | 3002 | tp->pci_dev = pdev; |
b57b7e5a | 3003 | tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT); |
1da177e4 | 3004 | |
ccdffb9a FR |
3005 | mii = &tp->mii; |
3006 | mii->dev = dev; | |
3007 | mii->mdio_read = rtl_mdio_read; | |
3008 | mii->mdio_write = rtl_mdio_write; | |
3009 | mii->phy_id_mask = 0x1f; | |
3010 | mii->reg_num_mask = 0x1f; | |
3011 | mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII); | |
3012 | ||
1da177e4 LT |
3013 | /* enable device (incl. PCI PM wakeup and hotplug setup) */ |
3014 | rc = pci_enable_device(pdev); | |
b57b7e5a | 3015 | if (rc < 0) { |
bf82c189 | 3016 | netif_err(tp, probe, dev, "enable failure\n"); |
4ff96fa6 | 3017 | goto err_out_free_dev_1; |
1da177e4 LT |
3018 | } |
3019 | ||
87aeec76 | 3020 | if (pci_set_mwi(pdev) < 0) |
3021 | netif_info(tp, probe, dev, "Mem-Wr-Inval unavailable\n"); | |
1da177e4 | 3022 | |
1da177e4 | 3023 | /* make sure PCI base addr 1 is MMIO */ |
bcf0bf90 | 3024 | if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) { |
bf82c189 JP |
3025 | netif_err(tp, probe, dev, |
3026 | "region #%d not an MMIO resource, aborting\n", | |
3027 | region); | |
1da177e4 | 3028 | rc = -ENODEV; |
87aeec76 | 3029 | goto err_out_mwi_2; |
1da177e4 | 3030 | } |
4ff96fa6 | 3031 | |
1da177e4 | 3032 | /* check for weird/broken PCI region reporting */ |
bcf0bf90 | 3033 | if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) { |
bf82c189 JP |
3034 | netif_err(tp, probe, dev, |
3035 | "Invalid PCI region size(s), aborting\n"); | |
1da177e4 | 3036 | rc = -ENODEV; |
87aeec76 | 3037 | goto err_out_mwi_2; |
1da177e4 LT |
3038 | } |
3039 | ||
3040 | rc = pci_request_regions(pdev, MODULENAME); | |
b57b7e5a | 3041 | if (rc < 0) { |
bf82c189 | 3042 | netif_err(tp, probe, dev, "could not request regions\n"); |
87aeec76 | 3043 | goto err_out_mwi_2; |
1da177e4 LT |
3044 | } |
3045 | ||
3046 | tp->cp_cmd = PCIMulRW | RxChkSum; | |
3047 | ||
3048 | if ((sizeof(dma_addr_t) > 4) && | |
4300e8c7 | 3049 | !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) { |
1da177e4 LT |
3050 | tp->cp_cmd |= PCIDAC; |
3051 | dev->features |= NETIF_F_HIGHDMA; | |
3052 | } else { | |
284901a9 | 3053 | rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
1da177e4 | 3054 | if (rc < 0) { |
bf82c189 | 3055 | netif_err(tp, probe, dev, "DMA configuration failed\n"); |
87aeec76 | 3056 | goto err_out_free_res_3; |
1da177e4 LT |
3057 | } |
3058 | } | |
3059 | ||
1da177e4 | 3060 | /* ioremap MMIO region */ |
bcf0bf90 | 3061 | ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE); |
4ff96fa6 | 3062 | if (!ioaddr) { |
bf82c189 | 3063 | netif_err(tp, probe, dev, "cannot remap MMIO, aborting\n"); |
1da177e4 | 3064 | rc = -EIO; |
87aeec76 | 3065 | goto err_out_free_res_3; |
1da177e4 LT |
3066 | } |
3067 | ||
4300e8c7 DM |
3068 | tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); |
3069 | if (!tp->pcie_cap) | |
3070 | netif_info(tp, probe, dev, "no PCI Express capability\n"); | |
3071 | ||
d78ad8cb | 3072 | RTL_W16(IntrMask, 0x0000); |
1da177e4 LT |
3073 | |
3074 | /* Soft reset the chip. */ | |
3075 | RTL_W8(ChipCmd, CmdReset); | |
3076 | ||
3077 | /* Check that the chip has finished the reset. */ | |
07d3f51f | 3078 | for (i = 0; i < 100; i++) { |
1da177e4 LT |
3079 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) |
3080 | break; | |
b518fa8e | 3081 | msleep_interruptible(1); |
1da177e4 LT |
3082 | } |
3083 | ||
d78ad8cb KW |
3084 | RTL_W16(IntrStatus, 0xffff); |
3085 | ||
ca52efd5 | 3086 | pci_set_master(pdev); |
3087 | ||
1da177e4 LT |
3088 | /* Identify chip attached to board */ |
3089 | rtl8169_get_mac_version(tp, ioaddr); | |
1da177e4 | 3090 | |
c0e45c1c | 3091 | rtl_init_mdio_ops(tp); |
065c27c1 | 3092 | rtl_init_pll_power_ops(tp); |
c0e45c1c | 3093 | |
f21b75e9 JD |
3094 | /* Use appropriate default if unknown */ |
3095 | if (tp->mac_version == RTL_GIGA_MAC_NONE) { | |
bf82c189 JP |
3096 | netif_notice(tp, probe, dev, |
3097 | "unknown MAC, using family default\n"); | |
f21b75e9 JD |
3098 | tp->mac_version = cfg->default_ver; |
3099 | } | |
3100 | ||
1da177e4 | 3101 | rtl8169_print_mac_version(tp); |
1da177e4 | 3102 | |
cee60c37 | 3103 | for (i = 0; i < ARRAY_SIZE(rtl_chip_info); i++) { |
1da177e4 LT |
3104 | if (tp->mac_version == rtl_chip_info[i].mac_version) |
3105 | break; | |
3106 | } | |
cee60c37 | 3107 | if (i == ARRAY_SIZE(rtl_chip_info)) { |
f21b75e9 JD |
3108 | dev_err(&pdev->dev, |
3109 | "driver bug, MAC version not found in rtl_chip_info\n"); | |
87aeec76 | 3110 | goto err_out_msi_4; |
1da177e4 LT |
3111 | } |
3112 | tp->chipset = i; | |
3113 | ||
5d06a99f FR |
3114 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
3115 | RTL_W8(Config1, RTL_R8(Config1) | PMEnable); | |
3116 | RTL_W8(Config5, RTL_R8(Config5) & PMEStatus); | |
20037fa4 BP |
3117 | if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0) |
3118 | tp->features |= RTL_FEATURE_WOL; | |
3119 | if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0) | |
3120 | tp->features |= RTL_FEATURE_WOL; | |
fbac58fc | 3121 | tp->features |= rtl_try_msi(pdev, ioaddr, cfg); |
5d06a99f FR |
3122 | RTL_W8(Cfg9346, Cfg9346_Lock); |
3123 | ||
66ec5d4f FR |
3124 | if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) && |
3125 | (RTL_R8(PHYstatus) & TBI_Enable)) { | |
1da177e4 LT |
3126 | tp->set_speed = rtl8169_set_speed_tbi; |
3127 | tp->get_settings = rtl8169_gset_tbi; | |
3128 | tp->phy_reset_enable = rtl8169_tbi_reset_enable; | |
3129 | tp->phy_reset_pending = rtl8169_tbi_reset_pending; | |
3130 | tp->link_ok = rtl8169_tbi_link_ok; | |
8b4ab28d | 3131 | tp->do_ioctl = rtl_tbi_ioctl; |
1da177e4 | 3132 | |
64e4bfb4 | 3133 | tp->phy_1000_ctrl_reg = ADVERTISE_1000FULL; /* Implied by TBI */ |
1da177e4 LT |
3134 | } else { |
3135 | tp->set_speed = rtl8169_set_speed_xmii; | |
3136 | tp->get_settings = rtl8169_gset_xmii; | |
3137 | tp->phy_reset_enable = rtl8169_xmii_reset_enable; | |
3138 | tp->phy_reset_pending = rtl8169_xmii_reset_pending; | |
3139 | tp->link_ok = rtl8169_xmii_link_ok; | |
8b4ab28d | 3140 | tp->do_ioctl = rtl_xmii_ioctl; |
1da177e4 LT |
3141 | } |
3142 | ||
df58ef51 FR |
3143 | spin_lock_init(&tp->lock); |
3144 | ||
738e1e69 PV |
3145 | tp->mmio_addr = ioaddr; |
3146 | ||
7bf6bf48 | 3147 | /* Get MAC address */ |
1da177e4 LT |
3148 | for (i = 0; i < MAC_ADDR_LEN; i++) |
3149 | dev->dev_addr[i] = RTL_R8(MAC0 + i); | |
6d6525b7 | 3150 | memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); |
1da177e4 | 3151 | |
1da177e4 | 3152 | SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops); |
1da177e4 LT |
3153 | dev->watchdog_timeo = RTL8169_TX_TIMEOUT; |
3154 | dev->irq = pdev->irq; | |
3155 | dev->base_addr = (unsigned long) ioaddr; | |
1da177e4 | 3156 | |
bea3348e | 3157 | netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT); |
1da177e4 LT |
3158 | |
3159 | #ifdef CONFIG_R8169_VLAN | |
3160 | dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
1da177e4 | 3161 | #endif |
2edae08e | 3162 | dev->features |= NETIF_F_GRO; |
1da177e4 LT |
3163 | |
3164 | tp->intr_mask = 0xffff; | |
0e485150 FR |
3165 | tp->hw_start = cfg->hw_start; |
3166 | tp->intr_event = cfg->intr_event; | |
3167 | tp->napi_event = cfg->napi_event; | |
1da177e4 | 3168 | |
2efa53f3 FR |
3169 | init_timer(&tp->timer); |
3170 | tp->timer.data = (unsigned long) dev; | |
3171 | tp->timer.function = rtl8169_phy_timer; | |
3172 | ||
1da177e4 | 3173 | rc = register_netdev(dev); |
4ff96fa6 | 3174 | if (rc < 0) |
87aeec76 | 3175 | goto err_out_msi_4; |
1da177e4 LT |
3176 | |
3177 | pci_set_drvdata(pdev, dev); | |
3178 | ||
bf82c189 JP |
3179 | netif_info(tp, probe, dev, "%s at 0x%lx, %pM, XID %08x IRQ %d\n", |
3180 | rtl_chip_info[tp->chipset].name, | |
3181 | dev->base_addr, dev->dev_addr, | |
3182 | (u32)(RTL_R32(TxConfig) & 0x9cf0f8ff), dev->irq); | |
1da177e4 | 3183 | |
e6de30d6 | 3184 | if ((tp->mac_version == RTL_GIGA_MAC_VER_27) || |
3185 | (tp->mac_version == RTL_GIGA_MAC_VER_28)) { | |
b646d900 | 3186 | rtl8168_driver_start(tp); |
e6de30d6 | 3187 | } |
b646d900 | 3188 | |
8b76ab39 | 3189 | device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL); |
1da177e4 | 3190 | |
f3ec4f87 AS |
3191 | if (pci_dev_run_wake(pdev)) |
3192 | pm_runtime_put_noidle(&pdev->dev); | |
e1759441 | 3193 | |
0d672e9f IV |
3194 | netif_carrier_off(dev); |
3195 | ||
4ff96fa6 FR |
3196 | out: |
3197 | return rc; | |
1da177e4 | 3198 | |
87aeec76 | 3199 | err_out_msi_4: |
fbac58fc | 3200 | rtl_disable_msi(pdev, tp); |
4ff96fa6 | 3201 | iounmap(ioaddr); |
87aeec76 | 3202 | err_out_free_res_3: |
4ff96fa6 | 3203 | pci_release_regions(pdev); |
87aeec76 | 3204 | err_out_mwi_2: |
4ff96fa6 | 3205 | pci_clear_mwi(pdev); |
4ff96fa6 FR |
3206 | pci_disable_device(pdev); |
3207 | err_out_free_dev_1: | |
3208 | free_netdev(dev); | |
3209 | goto out; | |
1da177e4 LT |
3210 | } |
3211 | ||
07d3f51f | 3212 | static void __devexit rtl8169_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
3213 | { |
3214 | struct net_device *dev = pci_get_drvdata(pdev); | |
3215 | struct rtl8169_private *tp = netdev_priv(dev); | |
3216 | ||
e6de30d6 | 3217 | if ((tp->mac_version == RTL_GIGA_MAC_VER_27) || |
3218 | (tp->mac_version == RTL_GIGA_MAC_VER_28)) { | |
b646d900 | 3219 | rtl8168_driver_stop(tp); |
e6de30d6 | 3220 | } |
b646d900 | 3221 | |
23f333a2 | 3222 | cancel_delayed_work_sync(&tp->task); |
eb2a021c | 3223 | |
f1e02ed1 | 3224 | rtl_release_firmware(tp); |
3225 | ||
1da177e4 | 3226 | unregister_netdev(dev); |
cc098dc7 | 3227 | |
f3ec4f87 AS |
3228 | if (pci_dev_run_wake(pdev)) |
3229 | pm_runtime_get_noresume(&pdev->dev); | |
e1759441 | 3230 | |
cc098dc7 IV |
3231 | /* restore original MAC address */ |
3232 | rtl_rar_set(tp, dev->perm_addr); | |
3233 | ||
fbac58fc | 3234 | rtl_disable_msi(pdev, tp); |
1da177e4 LT |
3235 | rtl8169_release_board(pdev, dev, tp->mmio_addr); |
3236 | pci_set_drvdata(pdev, NULL); | |
3237 | } | |
3238 | ||
1da177e4 LT |
3239 | static int rtl8169_open(struct net_device *dev) |
3240 | { | |
3241 | struct rtl8169_private *tp = netdev_priv(dev); | |
eee3a96c | 3242 | void __iomem *ioaddr = tp->mmio_addr; |
1da177e4 | 3243 | struct pci_dev *pdev = tp->pci_dev; |
99f252b0 | 3244 | int retval = -ENOMEM; |
1da177e4 | 3245 | |
e1759441 | 3246 | pm_runtime_get_sync(&pdev->dev); |
1da177e4 | 3247 | |
1da177e4 LT |
3248 | /* |
3249 | * Rx and Tx desscriptors needs 256 bytes alignment. | |
82553bb6 | 3250 | * dma_alloc_coherent provides more. |
1da177e4 | 3251 | */ |
82553bb6 SG |
3252 | tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES, |
3253 | &tp->TxPhyAddr, GFP_KERNEL); | |
1da177e4 | 3254 | if (!tp->TxDescArray) |
e1759441 | 3255 | goto err_pm_runtime_put; |
1da177e4 | 3256 | |
82553bb6 SG |
3257 | tp->RxDescArray = dma_alloc_coherent(&pdev->dev, R8169_RX_RING_BYTES, |
3258 | &tp->RxPhyAddr, GFP_KERNEL); | |
1da177e4 | 3259 | if (!tp->RxDescArray) |
99f252b0 | 3260 | goto err_free_tx_0; |
1da177e4 LT |
3261 | |
3262 | retval = rtl8169_init_ring(dev); | |
3263 | if (retval < 0) | |
99f252b0 | 3264 | goto err_free_rx_1; |
1da177e4 | 3265 | |
c4028958 | 3266 | INIT_DELAYED_WORK(&tp->task, NULL); |
1da177e4 | 3267 | |
99f252b0 FR |
3268 | smp_mb(); |
3269 | ||
fbac58fc FR |
3270 | retval = request_irq(dev->irq, rtl8169_interrupt, |
3271 | (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED, | |
99f252b0 FR |
3272 | dev->name, dev); |
3273 | if (retval < 0) | |
3274 | goto err_release_ring_2; | |
3275 | ||
bea3348e | 3276 | napi_enable(&tp->napi); |
bea3348e | 3277 | |
eee3a96c | 3278 | rtl8169_init_phy(dev, tp); |
3279 | ||
3280 | /* | |
3281 | * Pretend we are using VLANs; This bypasses a nasty bug where | |
3282 | * Interrupts stop flowing on high load on 8110SCd controllers. | |
3283 | */ | |
3284 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) | |
3285 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan); | |
3286 | ||
065c27c1 | 3287 | rtl_pll_power_up(tp); |
3288 | ||
07ce4064 | 3289 | rtl_hw_start(dev); |
1da177e4 LT |
3290 | |
3291 | rtl8169_request_timer(dev); | |
3292 | ||
e1759441 RW |
3293 | tp->saved_wolopts = 0; |
3294 | pm_runtime_put_noidle(&pdev->dev); | |
3295 | ||
eee3a96c | 3296 | rtl8169_check_link_status(dev, tp, ioaddr); |
1da177e4 LT |
3297 | out: |
3298 | return retval; | |
3299 | ||
99f252b0 FR |
3300 | err_release_ring_2: |
3301 | rtl8169_rx_clear(tp); | |
3302 | err_free_rx_1: | |
82553bb6 SG |
3303 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
3304 | tp->RxPhyAddr); | |
e1759441 | 3305 | tp->RxDescArray = NULL; |
99f252b0 | 3306 | err_free_tx_0: |
82553bb6 SG |
3307 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, |
3308 | tp->TxPhyAddr); | |
e1759441 RW |
3309 | tp->TxDescArray = NULL; |
3310 | err_pm_runtime_put: | |
3311 | pm_runtime_put_noidle(&pdev->dev); | |
1da177e4 LT |
3312 | goto out; |
3313 | } | |
3314 | ||
e6de30d6 | 3315 | static void rtl8169_hw_reset(struct rtl8169_private *tp) |
1da177e4 | 3316 | { |
e6de30d6 | 3317 | void __iomem *ioaddr = tp->mmio_addr; |
3318 | ||
1da177e4 LT |
3319 | /* Disable interrupts */ |
3320 | rtl8169_irq_mask_and_ack(ioaddr); | |
3321 | ||
e6de30d6 | 3322 | if (tp->mac_version == RTL_GIGA_MAC_VER_28) { |
3323 | while (RTL_R8(TxPoll) & NPQ) | |
3324 | udelay(20); | |
3325 | ||
3326 | } | |
3327 | ||
1da177e4 LT |
3328 | /* Reset the chipset */ |
3329 | RTL_W8(ChipCmd, CmdReset); | |
3330 | ||
3331 | /* PCI commit */ | |
3332 | RTL_R8(ChipCmd); | |
3333 | } | |
3334 | ||
7f796d83 | 3335 | static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp) |
9cb427b6 FR |
3336 | { |
3337 | void __iomem *ioaddr = tp->mmio_addr; | |
3338 | u32 cfg = rtl8169_rx_config; | |
3339 | ||
3340 | cfg |= (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); | |
3341 | RTL_W32(RxConfig, cfg); | |
3342 | ||
3343 | /* Set DMA burst size and Interframe Gap Time */ | |
3344 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | | |
3345 | (InterFrameGap << TxInterFrameGapShift)); | |
3346 | } | |
3347 | ||
07ce4064 | 3348 | static void rtl_hw_start(struct net_device *dev) |
1da177e4 LT |
3349 | { |
3350 | struct rtl8169_private *tp = netdev_priv(dev); | |
3351 | void __iomem *ioaddr = tp->mmio_addr; | |
07d3f51f | 3352 | unsigned int i; |
1da177e4 LT |
3353 | |
3354 | /* Soft reset the chip. */ | |
3355 | RTL_W8(ChipCmd, CmdReset); | |
3356 | ||
3357 | /* Check that the chip has finished the reset. */ | |
07d3f51f | 3358 | for (i = 0; i < 100; i++) { |
1da177e4 LT |
3359 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) |
3360 | break; | |
b518fa8e | 3361 | msleep_interruptible(1); |
1da177e4 LT |
3362 | } |
3363 | ||
07ce4064 FR |
3364 | tp->hw_start(dev); |
3365 | ||
07ce4064 FR |
3366 | netif_start_queue(dev); |
3367 | } | |
3368 | ||
3369 | ||
7f796d83 FR |
3370 | static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp, |
3371 | void __iomem *ioaddr) | |
3372 | { | |
3373 | /* | |
3374 | * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh | |
3375 | * register to be written before TxDescAddrLow to work. | |
3376 | * Switching from MMIO to I/O access fixes the issue as well. | |
3377 | */ | |
3378 | RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32); | |
284901a9 | 3379 | RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32)); |
7f796d83 | 3380 | RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32); |
284901a9 | 3381 | RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32)); |
7f796d83 FR |
3382 | } |
3383 | ||
3384 | static u16 rtl_rw_cpluscmd(void __iomem *ioaddr) | |
3385 | { | |
3386 | u16 cmd; | |
3387 | ||
3388 | cmd = RTL_R16(CPlusCmd); | |
3389 | RTL_W16(CPlusCmd, cmd); | |
3390 | return cmd; | |
3391 | } | |
3392 | ||
fdd7b4c3 | 3393 | static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz) |
7f796d83 FR |
3394 | { |
3395 | /* Low hurts. Let's disable the filtering. */ | |
207d6e87 | 3396 | RTL_W16(RxMaxSize, rx_buf_sz + 1); |
7f796d83 FR |
3397 | } |
3398 | ||
6dccd16b FR |
3399 | static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) |
3400 | { | |
350f7596 | 3401 | static const struct { |
6dccd16b FR |
3402 | u32 mac_version; |
3403 | u32 clk; | |
3404 | u32 val; | |
3405 | } cfg2_info [] = { | |
3406 | { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd | |
3407 | { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff }, | |
3408 | { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe | |
3409 | { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff } | |
3410 | }, *p = cfg2_info; | |
3411 | unsigned int i; | |
3412 | u32 clk; | |
3413 | ||
3414 | clk = RTL_R8(Config2) & PCI_Clock_66MHz; | |
cadf1855 | 3415 | for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) { |
6dccd16b FR |
3416 | if ((p->mac_version == mac_version) && (p->clk == clk)) { |
3417 | RTL_W32(0x7c, p->val); | |
3418 | break; | |
3419 | } | |
3420 | } | |
3421 | } | |
3422 | ||
07ce4064 FR |
3423 | static void rtl_hw_start_8169(struct net_device *dev) |
3424 | { | |
3425 | struct rtl8169_private *tp = netdev_priv(dev); | |
3426 | void __iomem *ioaddr = tp->mmio_addr; | |
3427 | struct pci_dev *pdev = tp->pci_dev; | |
07ce4064 | 3428 | |
9cb427b6 FR |
3429 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) { |
3430 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW); | |
3431 | pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08); | |
3432 | } | |
3433 | ||
1da177e4 | 3434 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
9cb427b6 FR |
3435 | if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || |
3436 | (tp->mac_version == RTL_GIGA_MAC_VER_02) || | |
3437 | (tp->mac_version == RTL_GIGA_MAC_VER_03) || | |
3438 | (tp->mac_version == RTL_GIGA_MAC_VER_04)) | |
3439 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
3440 | ||
f0298f81 | 3441 | RTL_W8(EarlyTxThres, NoEarlyTx); |
1da177e4 | 3442 | |
6f0333b8 | 3443 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
1da177e4 | 3444 | |
c946b304 FR |
3445 | if ((tp->mac_version == RTL_GIGA_MAC_VER_01) || |
3446 | (tp->mac_version == RTL_GIGA_MAC_VER_02) || | |
3447 | (tp->mac_version == RTL_GIGA_MAC_VER_03) || | |
3448 | (tp->mac_version == RTL_GIGA_MAC_VER_04)) | |
3449 | rtl_set_rx_tx_config_registers(tp); | |
1da177e4 | 3450 | |
7f796d83 | 3451 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; |
1da177e4 | 3452 | |
bcf0bf90 FR |
3453 | if ((tp->mac_version == RTL_GIGA_MAC_VER_02) || |
3454 | (tp->mac_version == RTL_GIGA_MAC_VER_03)) { | |
06fa7358 | 3455 | dprintk("Set MAC Reg C+CR Offset 0xE0. " |
1da177e4 | 3456 | "Bit-3 and bit-14 MUST be 1\n"); |
bcf0bf90 | 3457 | tp->cp_cmd |= (1 << 14); |
1da177e4 LT |
3458 | } |
3459 | ||
bcf0bf90 FR |
3460 | RTL_W16(CPlusCmd, tp->cp_cmd); |
3461 | ||
6dccd16b FR |
3462 | rtl8169_set_magic_reg(ioaddr, tp->mac_version); |
3463 | ||
1da177e4 LT |
3464 | /* |
3465 | * Undocumented corner. Supposedly: | |
3466 | * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets | |
3467 | */ | |
3468 | RTL_W16(IntrMitigate, 0x0000); | |
3469 | ||
7f796d83 | 3470 | rtl_set_rx_tx_desc_registers(tp, ioaddr); |
9cb427b6 | 3471 | |
c946b304 FR |
3472 | if ((tp->mac_version != RTL_GIGA_MAC_VER_01) && |
3473 | (tp->mac_version != RTL_GIGA_MAC_VER_02) && | |
3474 | (tp->mac_version != RTL_GIGA_MAC_VER_03) && | |
3475 | (tp->mac_version != RTL_GIGA_MAC_VER_04)) { | |
3476 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
3477 | rtl_set_rx_tx_config_registers(tp); | |
3478 | } | |
3479 | ||
1da177e4 | 3480 | RTL_W8(Cfg9346, Cfg9346_Lock); |
b518fa8e FR |
3481 | |
3482 | /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ | |
3483 | RTL_R8(IntrMask); | |
1da177e4 LT |
3484 | |
3485 | RTL_W32(RxMissed, 0); | |
3486 | ||
07ce4064 | 3487 | rtl_set_rx_mode(dev); |
1da177e4 LT |
3488 | |
3489 | /* no early-rx interrupts */ | |
3490 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); | |
6dccd16b FR |
3491 | |
3492 | /* Enable all known interrupts by setting the interrupt mask. */ | |
0e485150 | 3493 | RTL_W16(IntrMask, tp->intr_event); |
07ce4064 | 3494 | } |
1da177e4 | 3495 | |
9c14ceaf | 3496 | static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force) |
458a9f61 | 3497 | { |
9c14ceaf FR |
3498 | struct net_device *dev = pci_get_drvdata(pdev); |
3499 | struct rtl8169_private *tp = netdev_priv(dev); | |
3500 | int cap = tp->pcie_cap; | |
3501 | ||
3502 | if (cap) { | |
3503 | u16 ctl; | |
458a9f61 | 3504 | |
9c14ceaf FR |
3505 | pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl); |
3506 | ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force; | |
3507 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl); | |
3508 | } | |
458a9f61 FR |
3509 | } |
3510 | ||
650e8d5d | 3511 | static void rtl_csi_access_enable(void __iomem *ioaddr, u32 bits) |
dacf8154 FR |
3512 | { |
3513 | u32 csi; | |
3514 | ||
3515 | csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff; | |
650e8d5d | 3516 | rtl_csi_write(ioaddr, 0x070c, csi | bits); |
3517 | } | |
3518 | ||
e6de30d6 | 3519 | static void rtl_csi_access_enable_1(void __iomem *ioaddr) |
3520 | { | |
3521 | rtl_csi_access_enable(ioaddr, 0x17000000); | |
3522 | } | |
3523 | ||
650e8d5d | 3524 | static void rtl_csi_access_enable_2(void __iomem *ioaddr) |
3525 | { | |
3526 | rtl_csi_access_enable(ioaddr, 0x27000000); | |
dacf8154 FR |
3527 | } |
3528 | ||
3529 | struct ephy_info { | |
3530 | unsigned int offset; | |
3531 | u16 mask; | |
3532 | u16 bits; | |
3533 | }; | |
3534 | ||
350f7596 | 3535 | static void rtl_ephy_init(void __iomem *ioaddr, const struct ephy_info *e, int len) |
dacf8154 FR |
3536 | { |
3537 | u16 w; | |
3538 | ||
3539 | while (len-- > 0) { | |
3540 | w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits; | |
3541 | rtl_ephy_write(ioaddr, e->offset, w); | |
3542 | e++; | |
3543 | } | |
3544 | } | |
3545 | ||
b726e493 FR |
3546 | static void rtl_disable_clock_request(struct pci_dev *pdev) |
3547 | { | |
3548 | struct net_device *dev = pci_get_drvdata(pdev); | |
3549 | struct rtl8169_private *tp = netdev_priv(dev); | |
3550 | int cap = tp->pcie_cap; | |
3551 | ||
3552 | if (cap) { | |
3553 | u16 ctl; | |
3554 | ||
3555 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); | |
3556 | ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN; | |
3557 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); | |
3558 | } | |
3559 | } | |
3560 | ||
e6de30d6 | 3561 | static void rtl_enable_clock_request(struct pci_dev *pdev) |
3562 | { | |
3563 | struct net_device *dev = pci_get_drvdata(pdev); | |
3564 | struct rtl8169_private *tp = netdev_priv(dev); | |
3565 | int cap = tp->pcie_cap; | |
3566 | ||
3567 | if (cap) { | |
3568 | u16 ctl; | |
3569 | ||
3570 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); | |
3571 | ctl |= PCI_EXP_LNKCTL_CLKREQ_EN; | |
3572 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); | |
3573 | } | |
3574 | } | |
3575 | ||
b726e493 FR |
3576 | #define R8168_CPCMD_QUIRK_MASK (\ |
3577 | EnableBist | \ | |
3578 | Mac_dbgo_oe | \ | |
3579 | Force_half_dup | \ | |
3580 | Force_rxflow_en | \ | |
3581 | Force_txflow_en | \ | |
3582 | Cxpl_dbg_sel | \ | |
3583 | ASF | \ | |
3584 | PktCntrDisable | \ | |
3585 | Mac_dbgo_sel) | |
3586 | ||
219a1e9d FR |
3587 | static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev) |
3588 | { | |
b726e493 FR |
3589 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
3590 | ||
3591 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3592 | ||
2e68ae44 FR |
3593 | rtl_tx_performance_tweak(pdev, |
3594 | (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN); | |
219a1e9d FR |
3595 | } |
3596 | ||
3597 | static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev) | |
3598 | { | |
3599 | rtl_hw_start_8168bb(ioaddr, pdev); | |
b726e493 | 3600 | |
f0298f81 | 3601 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
b726e493 FR |
3602 | |
3603 | RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0)); | |
219a1e9d FR |
3604 | } |
3605 | ||
3606 | static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev) | |
3607 | { | |
b726e493 FR |
3608 | RTL_W8(Config1, RTL_R8(Config1) | Speed_down); |
3609 | ||
3610 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3611 | ||
219a1e9d | 3612 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
b726e493 FR |
3613 | |
3614 | rtl_disable_clock_request(pdev); | |
3615 | ||
3616 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
219a1e9d FR |
3617 | } |
3618 | ||
ef3386f0 | 3619 | static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev) |
219a1e9d | 3620 | { |
350f7596 | 3621 | static const struct ephy_info e_info_8168cp[] = { |
b726e493 FR |
3622 | { 0x01, 0, 0x0001 }, |
3623 | { 0x02, 0x0800, 0x1000 }, | |
3624 | { 0x03, 0, 0x0042 }, | |
3625 | { 0x06, 0x0080, 0x0000 }, | |
3626 | { 0x07, 0, 0x2000 } | |
3627 | }; | |
3628 | ||
650e8d5d | 3629 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
3630 | |
3631 | rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp)); | |
3632 | ||
219a1e9d FR |
3633 | __rtl_hw_start_8168cp(ioaddr, pdev); |
3634 | } | |
3635 | ||
ef3386f0 FR |
3636 | static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev) |
3637 | { | |
650e8d5d | 3638 | rtl_csi_access_enable_2(ioaddr); |
ef3386f0 FR |
3639 | |
3640 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3641 | ||
3642 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3643 | ||
3644 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3645 | } | |
3646 | ||
7f3e3d3a FR |
3647 | static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev) |
3648 | { | |
650e8d5d | 3649 | rtl_csi_access_enable_2(ioaddr); |
7f3e3d3a FR |
3650 | |
3651 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3652 | ||
3653 | /* Magic. */ | |
3654 | RTL_W8(DBG_REG, 0x20); | |
3655 | ||
f0298f81 | 3656 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
7f3e3d3a FR |
3657 | |
3658 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3659 | ||
3660 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3661 | } | |
3662 | ||
219a1e9d FR |
3663 | static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev) |
3664 | { | |
350f7596 | 3665 | static const struct ephy_info e_info_8168c_1[] = { |
b726e493 FR |
3666 | { 0x02, 0x0800, 0x1000 }, |
3667 | { 0x03, 0, 0x0002 }, | |
3668 | { 0x06, 0x0080, 0x0000 } | |
3669 | }; | |
3670 | ||
650e8d5d | 3671 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
3672 | |
3673 | RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2); | |
3674 | ||
3675 | rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1)); | |
3676 | ||
219a1e9d FR |
3677 | __rtl_hw_start_8168cp(ioaddr, pdev); |
3678 | } | |
3679 | ||
3680 | static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
3681 | { | |
350f7596 | 3682 | static const struct ephy_info e_info_8168c_2[] = { |
b726e493 FR |
3683 | { 0x01, 0, 0x0001 }, |
3684 | { 0x03, 0x0400, 0x0220 } | |
3685 | }; | |
3686 | ||
650e8d5d | 3687 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
3688 | |
3689 | rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2)); | |
3690 | ||
219a1e9d FR |
3691 | __rtl_hw_start_8168cp(ioaddr, pdev); |
3692 | } | |
3693 | ||
197ff761 FR |
3694 | static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev) |
3695 | { | |
3696 | rtl_hw_start_8168c_2(ioaddr, pdev); | |
3697 | } | |
3698 | ||
6fb07058 FR |
3699 | static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev) |
3700 | { | |
650e8d5d | 3701 | rtl_csi_access_enable_2(ioaddr); |
6fb07058 FR |
3702 | |
3703 | __rtl_hw_start_8168cp(ioaddr, pdev); | |
3704 | } | |
3705 | ||
5b538df9 FR |
3706 | static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev) |
3707 | { | |
650e8d5d | 3708 | rtl_csi_access_enable_2(ioaddr); |
5b538df9 FR |
3709 | |
3710 | rtl_disable_clock_request(pdev); | |
3711 | ||
f0298f81 | 3712 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
5b538df9 FR |
3713 | |
3714 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3715 | ||
3716 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
3717 | } | |
3718 | ||
e6de30d6 | 3719 | static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev) |
3720 | { | |
3721 | static const struct ephy_info e_info_8168d_4[] = { | |
3722 | { 0x0b, ~0, 0x48 }, | |
3723 | { 0x19, 0x20, 0x50 }, | |
3724 | { 0x0c, ~0, 0x20 } | |
3725 | }; | |
3726 | int i; | |
3727 | ||
3728 | rtl_csi_access_enable_1(ioaddr); | |
3729 | ||
3730 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3731 | ||
3732 | RTL_W8(MaxTxPacketSize, TxPacketMax); | |
3733 | ||
3734 | for (i = 0; i < ARRAY_SIZE(e_info_8168d_4); i++) { | |
3735 | const struct ephy_info *e = e_info_8168d_4 + i; | |
3736 | u16 w; | |
3737 | ||
3738 | w = rtl_ephy_read(ioaddr, e->offset); | |
3739 | rtl_ephy_write(ioaddr, 0x03, (w & e->mask) | e->bits); | |
3740 | } | |
3741 | ||
3742 | rtl_enable_clock_request(pdev); | |
3743 | } | |
3744 | ||
07ce4064 FR |
3745 | static void rtl_hw_start_8168(struct net_device *dev) |
3746 | { | |
2dd99530 FR |
3747 | struct rtl8169_private *tp = netdev_priv(dev); |
3748 | void __iomem *ioaddr = tp->mmio_addr; | |
0e485150 | 3749 | struct pci_dev *pdev = tp->pci_dev; |
2dd99530 FR |
3750 | |
3751 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
3752 | ||
f0298f81 | 3753 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
2dd99530 | 3754 | |
6f0333b8 | 3755 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
2dd99530 | 3756 | |
0e485150 | 3757 | tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1; |
2dd99530 FR |
3758 | |
3759 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
3760 | ||
0e485150 | 3761 | RTL_W16(IntrMitigate, 0x5151); |
2dd99530 | 3762 | |
0e485150 | 3763 | /* Work around for RxFIFO overflow. */ |
b5ba6d12 IV |
3764 | if (tp->mac_version == RTL_GIGA_MAC_VER_11 || |
3765 | tp->mac_version == RTL_GIGA_MAC_VER_22) { | |
0e485150 FR |
3766 | tp->intr_event |= RxFIFOOver | PCSTimeout; |
3767 | tp->intr_event &= ~RxOverflow; | |
3768 | } | |
3769 | ||
3770 | rtl_set_rx_tx_desc_registers(tp, ioaddr); | |
2dd99530 | 3771 | |
b8363901 FR |
3772 | rtl_set_rx_mode(dev); |
3773 | ||
3774 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | | |
3775 | (InterFrameGap << TxInterFrameGapShift)); | |
2dd99530 FR |
3776 | |
3777 | RTL_R8(IntrMask); | |
3778 | ||
219a1e9d FR |
3779 | switch (tp->mac_version) { |
3780 | case RTL_GIGA_MAC_VER_11: | |
3781 | rtl_hw_start_8168bb(ioaddr, pdev); | |
3782 | break; | |
3783 | ||
3784 | case RTL_GIGA_MAC_VER_12: | |
3785 | case RTL_GIGA_MAC_VER_17: | |
3786 | rtl_hw_start_8168bef(ioaddr, pdev); | |
3787 | break; | |
3788 | ||
3789 | case RTL_GIGA_MAC_VER_18: | |
ef3386f0 | 3790 | rtl_hw_start_8168cp_1(ioaddr, pdev); |
219a1e9d FR |
3791 | break; |
3792 | ||
3793 | case RTL_GIGA_MAC_VER_19: | |
3794 | rtl_hw_start_8168c_1(ioaddr, pdev); | |
3795 | break; | |
3796 | ||
3797 | case RTL_GIGA_MAC_VER_20: | |
3798 | rtl_hw_start_8168c_2(ioaddr, pdev); | |
3799 | break; | |
3800 | ||
197ff761 FR |
3801 | case RTL_GIGA_MAC_VER_21: |
3802 | rtl_hw_start_8168c_3(ioaddr, pdev); | |
3803 | break; | |
3804 | ||
6fb07058 FR |
3805 | case RTL_GIGA_MAC_VER_22: |
3806 | rtl_hw_start_8168c_4(ioaddr, pdev); | |
3807 | break; | |
3808 | ||
ef3386f0 FR |
3809 | case RTL_GIGA_MAC_VER_23: |
3810 | rtl_hw_start_8168cp_2(ioaddr, pdev); | |
3811 | break; | |
3812 | ||
7f3e3d3a FR |
3813 | case RTL_GIGA_MAC_VER_24: |
3814 | rtl_hw_start_8168cp_3(ioaddr, pdev); | |
3815 | break; | |
3816 | ||
5b538df9 | 3817 | case RTL_GIGA_MAC_VER_25: |
daf9df6d | 3818 | case RTL_GIGA_MAC_VER_26: |
3819 | case RTL_GIGA_MAC_VER_27: | |
5b538df9 FR |
3820 | rtl_hw_start_8168d(ioaddr, pdev); |
3821 | break; | |
3822 | ||
e6de30d6 | 3823 | case RTL_GIGA_MAC_VER_28: |
3824 | rtl_hw_start_8168d_4(ioaddr, pdev); | |
3825 | break; | |
3826 | ||
219a1e9d FR |
3827 | default: |
3828 | printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n", | |
3829 | dev->name, tp->mac_version); | |
3830 | break; | |
3831 | } | |
2dd99530 | 3832 | |
0e485150 FR |
3833 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
3834 | ||
b8363901 FR |
3835 | RTL_W8(Cfg9346, Cfg9346_Lock); |
3836 | ||
2dd99530 | 3837 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); |
6dccd16b | 3838 | |
0e485150 | 3839 | RTL_W16(IntrMask, tp->intr_event); |
07ce4064 | 3840 | } |
1da177e4 | 3841 | |
2857ffb7 FR |
3842 | #define R810X_CPCMD_QUIRK_MASK (\ |
3843 | EnableBist | \ | |
3844 | Mac_dbgo_oe | \ | |
3845 | Force_half_dup | \ | |
5edcc537 | 3846 | Force_rxflow_en | \ |
2857ffb7 FR |
3847 | Force_txflow_en | \ |
3848 | Cxpl_dbg_sel | \ | |
3849 | ASF | \ | |
3850 | PktCntrDisable | \ | |
3851 | PCIDAC | \ | |
3852 | PCIMulRW) | |
3853 | ||
3854 | static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev) | |
3855 | { | |
350f7596 | 3856 | static const struct ephy_info e_info_8102e_1[] = { |
2857ffb7 FR |
3857 | { 0x01, 0, 0x6e65 }, |
3858 | { 0x02, 0, 0x091f }, | |
3859 | { 0x03, 0, 0xc2f9 }, | |
3860 | { 0x06, 0, 0xafb5 }, | |
3861 | { 0x07, 0, 0x0e00 }, | |
3862 | { 0x19, 0, 0xec80 }, | |
3863 | { 0x01, 0, 0x2e65 }, | |
3864 | { 0x01, 0, 0x6e65 } | |
3865 | }; | |
3866 | u8 cfg1; | |
3867 | ||
650e8d5d | 3868 | rtl_csi_access_enable_2(ioaddr); |
2857ffb7 FR |
3869 | |
3870 | RTL_W8(DBG_REG, FIX_NAK_1); | |
3871 | ||
3872 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3873 | ||
3874 | RTL_W8(Config1, | |
3875 | LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable); | |
3876 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3877 | ||
3878 | cfg1 = RTL_R8(Config1); | |
3879 | if ((cfg1 & LEDS0) && (cfg1 & LEDS1)) | |
3880 | RTL_W8(Config1, cfg1 & ~LEDS0); | |
3881 | ||
3882 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); | |
3883 | ||
3884 | rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1)); | |
3885 | } | |
3886 | ||
3887 | static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
3888 | { | |
650e8d5d | 3889 | rtl_csi_access_enable_2(ioaddr); |
2857ffb7 FR |
3890 | |
3891 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
3892 | ||
3893 | RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable); | |
3894 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
3895 | ||
3896 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK); | |
3897 | } | |
3898 | ||
3899 | static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev) | |
3900 | { | |
3901 | rtl_hw_start_8102e_2(ioaddr, pdev); | |
3902 | ||
3903 | rtl_ephy_write(ioaddr, 0x03, 0xc2f9); | |
3904 | } | |
3905 | ||
07ce4064 FR |
3906 | static void rtl_hw_start_8101(struct net_device *dev) |
3907 | { | |
cdf1a608 FR |
3908 | struct rtl8169_private *tp = netdev_priv(dev); |
3909 | void __iomem *ioaddr = tp->mmio_addr; | |
3910 | struct pci_dev *pdev = tp->pci_dev; | |
3911 | ||
e3cf0cc0 FR |
3912 | if ((tp->mac_version == RTL_GIGA_MAC_VER_13) || |
3913 | (tp->mac_version == RTL_GIGA_MAC_VER_16)) { | |
9c14ceaf FR |
3914 | int cap = tp->pcie_cap; |
3915 | ||
3916 | if (cap) { | |
3917 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, | |
3918 | PCI_EXP_DEVCTL_NOSNOOP_EN); | |
3919 | } | |
cdf1a608 FR |
3920 | } |
3921 | ||
2857ffb7 FR |
3922 | switch (tp->mac_version) { |
3923 | case RTL_GIGA_MAC_VER_07: | |
3924 | rtl_hw_start_8102e_1(ioaddr, pdev); | |
3925 | break; | |
3926 | ||
3927 | case RTL_GIGA_MAC_VER_08: | |
3928 | rtl_hw_start_8102e_3(ioaddr, pdev); | |
3929 | break; | |
3930 | ||
3931 | case RTL_GIGA_MAC_VER_09: | |
3932 | rtl_hw_start_8102e_2(ioaddr, pdev); | |
3933 | break; | |
cdf1a608 FR |
3934 | } |
3935 | ||
3936 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
3937 | ||
f0298f81 | 3938 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
cdf1a608 | 3939 | |
6f0333b8 | 3940 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
cdf1a608 FR |
3941 | |
3942 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; | |
3943 | ||
3944 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
3945 | ||
3946 | RTL_W16(IntrMitigate, 0x0000); | |
3947 | ||
3948 | rtl_set_rx_tx_desc_registers(tp, ioaddr); | |
3949 | ||
3950 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
3951 | rtl_set_rx_tx_config_registers(tp); | |
3952 | ||
3953 | RTL_W8(Cfg9346, Cfg9346_Lock); | |
3954 | ||
3955 | RTL_R8(IntrMask); | |
3956 | ||
cdf1a608 FR |
3957 | rtl_set_rx_mode(dev); |
3958 | ||
0e485150 FR |
3959 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
3960 | ||
cdf1a608 | 3961 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000); |
6dccd16b | 3962 | |
0e485150 | 3963 | RTL_W16(IntrMask, tp->intr_event); |
1da177e4 LT |
3964 | } |
3965 | ||
3966 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu) | |
3967 | { | |
1da177e4 LT |
3968 | if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu) |
3969 | return -EINVAL; | |
3970 | ||
3971 | dev->mtu = new_mtu; | |
323bb685 | 3972 | return 0; |
1da177e4 LT |
3973 | } |
3974 | ||
3975 | static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc) | |
3976 | { | |
95e0918d | 3977 | desc->addr = cpu_to_le64(0x0badbadbadbadbadull); |
1da177e4 LT |
3978 | desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask); |
3979 | } | |
3980 | ||
6f0333b8 ED |
3981 | static void rtl8169_free_rx_databuff(struct rtl8169_private *tp, |
3982 | void **data_buff, struct RxDesc *desc) | |
1da177e4 | 3983 | { |
48addcc9 | 3984 | dma_unmap_single(&tp->pci_dev->dev, le64_to_cpu(desc->addr), rx_buf_sz, |
231aee63 | 3985 | DMA_FROM_DEVICE); |
48addcc9 | 3986 | |
6f0333b8 ED |
3987 | kfree(*data_buff); |
3988 | *data_buff = NULL; | |
1da177e4 LT |
3989 | rtl8169_make_unusable_by_asic(desc); |
3990 | } | |
3991 | ||
3992 | static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz) | |
3993 | { | |
3994 | u32 eor = le32_to_cpu(desc->opts1) & RingEnd; | |
3995 | ||
3996 | desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz); | |
3997 | } | |
3998 | ||
3999 | static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping, | |
4000 | u32 rx_buf_sz) | |
4001 | { | |
4002 | desc->addr = cpu_to_le64(mapping); | |
4003 | wmb(); | |
4004 | rtl8169_mark_to_asic(desc, rx_buf_sz); | |
4005 | } | |
4006 | ||
6f0333b8 ED |
4007 | static inline void *rtl8169_align(void *data) |
4008 | { | |
4009 | return (void *)ALIGN((long)data, 16); | |
4010 | } | |
4011 | ||
0ecbe1ca SG |
4012 | static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp, |
4013 | struct RxDesc *desc) | |
1da177e4 | 4014 | { |
6f0333b8 | 4015 | void *data; |
1da177e4 | 4016 | dma_addr_t mapping; |
48addcc9 | 4017 | struct device *d = &tp->pci_dev->dev; |
0ecbe1ca | 4018 | struct net_device *dev = tp->dev; |
6f0333b8 | 4019 | int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1; |
1da177e4 | 4020 | |
6f0333b8 ED |
4021 | data = kmalloc_node(rx_buf_sz, GFP_KERNEL, node); |
4022 | if (!data) | |
4023 | return NULL; | |
e9f63f30 | 4024 | |
6f0333b8 ED |
4025 | if (rtl8169_align(data) != data) { |
4026 | kfree(data); | |
4027 | data = kmalloc_node(rx_buf_sz + 15, GFP_KERNEL, node); | |
4028 | if (!data) | |
4029 | return NULL; | |
4030 | } | |
3eafe507 | 4031 | |
48addcc9 | 4032 | mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz, |
231aee63 | 4033 | DMA_FROM_DEVICE); |
d827d86b SG |
4034 | if (unlikely(dma_mapping_error(d, mapping))) { |
4035 | if (net_ratelimit()) | |
4036 | netif_err(tp, drv, tp->dev, "Failed to map RX DMA!\n"); | |
3eafe507 | 4037 | goto err_out; |
d827d86b | 4038 | } |
1da177e4 LT |
4039 | |
4040 | rtl8169_map_to_asic(desc, mapping, rx_buf_sz); | |
6f0333b8 | 4041 | return data; |
3eafe507 SG |
4042 | |
4043 | err_out: | |
4044 | kfree(data); | |
4045 | return NULL; | |
1da177e4 LT |
4046 | } |
4047 | ||
4048 | static void rtl8169_rx_clear(struct rtl8169_private *tp) | |
4049 | { | |
07d3f51f | 4050 | unsigned int i; |
1da177e4 LT |
4051 | |
4052 | for (i = 0; i < NUM_RX_DESC; i++) { | |
6f0333b8 ED |
4053 | if (tp->Rx_databuff[i]) { |
4054 | rtl8169_free_rx_databuff(tp, tp->Rx_databuff + i, | |
1da177e4 LT |
4055 | tp->RxDescArray + i); |
4056 | } | |
4057 | } | |
4058 | } | |
4059 | ||
0ecbe1ca | 4060 | static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc) |
1da177e4 | 4061 | { |
0ecbe1ca SG |
4062 | desc->opts1 |= cpu_to_le32(RingEnd); |
4063 | } | |
5b0384f4 | 4064 | |
0ecbe1ca SG |
4065 | static int rtl8169_rx_fill(struct rtl8169_private *tp) |
4066 | { | |
4067 | unsigned int i; | |
1da177e4 | 4068 | |
0ecbe1ca SG |
4069 | for (i = 0; i < NUM_RX_DESC; i++) { |
4070 | void *data; | |
4ae47c2d | 4071 | |
6f0333b8 | 4072 | if (tp->Rx_databuff[i]) |
1da177e4 | 4073 | continue; |
bcf0bf90 | 4074 | |
0ecbe1ca | 4075 | data = rtl8169_alloc_rx_data(tp, tp->RxDescArray + i); |
6f0333b8 ED |
4076 | if (!data) { |
4077 | rtl8169_make_unusable_by_asic(tp->RxDescArray + i); | |
0ecbe1ca | 4078 | goto err_out; |
6f0333b8 ED |
4079 | } |
4080 | tp->Rx_databuff[i] = data; | |
1da177e4 | 4081 | } |
1da177e4 | 4082 | |
0ecbe1ca SG |
4083 | rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1); |
4084 | return 0; | |
4085 | ||
4086 | err_out: | |
4087 | rtl8169_rx_clear(tp); | |
4088 | return -ENOMEM; | |
1da177e4 LT |
4089 | } |
4090 | ||
4091 | static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) | |
4092 | { | |
4093 | tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0; | |
4094 | } | |
4095 | ||
4096 | static int rtl8169_init_ring(struct net_device *dev) | |
4097 | { | |
4098 | struct rtl8169_private *tp = netdev_priv(dev); | |
4099 | ||
4100 | rtl8169_init_ring_indexes(tp); | |
4101 | ||
4102 | memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info)); | |
6f0333b8 | 4103 | memset(tp->Rx_databuff, 0x0, NUM_RX_DESC * sizeof(void *)); |
1da177e4 | 4104 | |
0ecbe1ca | 4105 | return rtl8169_rx_fill(tp); |
1da177e4 LT |
4106 | } |
4107 | ||
48addcc9 | 4108 | static void rtl8169_unmap_tx_skb(struct device *d, struct ring_info *tx_skb, |
1da177e4 LT |
4109 | struct TxDesc *desc) |
4110 | { | |
4111 | unsigned int len = tx_skb->len; | |
4112 | ||
48addcc9 SG |
4113 | dma_unmap_single(d, le64_to_cpu(desc->addr), len, DMA_TO_DEVICE); |
4114 | ||
1da177e4 LT |
4115 | desc->opts1 = 0x00; |
4116 | desc->opts2 = 0x00; | |
4117 | desc->addr = 0x00; | |
4118 | tx_skb->len = 0; | |
4119 | } | |
4120 | ||
3eafe507 SG |
4121 | static void rtl8169_tx_clear_range(struct rtl8169_private *tp, u32 start, |
4122 | unsigned int n) | |
1da177e4 LT |
4123 | { |
4124 | unsigned int i; | |
4125 | ||
3eafe507 SG |
4126 | for (i = 0; i < n; i++) { |
4127 | unsigned int entry = (start + i) % NUM_TX_DESC; | |
1da177e4 LT |
4128 | struct ring_info *tx_skb = tp->tx_skb + entry; |
4129 | unsigned int len = tx_skb->len; | |
4130 | ||
4131 | if (len) { | |
4132 | struct sk_buff *skb = tx_skb->skb; | |
4133 | ||
48addcc9 | 4134 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
1da177e4 LT |
4135 | tp->TxDescArray + entry); |
4136 | if (skb) { | |
cac4b22f | 4137 | tp->dev->stats.tx_dropped++; |
1da177e4 LT |
4138 | dev_kfree_skb(skb); |
4139 | tx_skb->skb = NULL; | |
4140 | } | |
1da177e4 LT |
4141 | } |
4142 | } | |
3eafe507 SG |
4143 | } |
4144 | ||
4145 | static void rtl8169_tx_clear(struct rtl8169_private *tp) | |
4146 | { | |
4147 | rtl8169_tx_clear_range(tp, tp->dirty_tx, NUM_TX_DESC); | |
1da177e4 LT |
4148 | tp->cur_tx = tp->dirty_tx = 0; |
4149 | } | |
4150 | ||
c4028958 | 4151 | static void rtl8169_schedule_work(struct net_device *dev, work_func_t task) |
1da177e4 LT |
4152 | { |
4153 | struct rtl8169_private *tp = netdev_priv(dev); | |
4154 | ||
c4028958 | 4155 | PREPARE_DELAYED_WORK(&tp->task, task); |
1da177e4 LT |
4156 | schedule_delayed_work(&tp->task, 4); |
4157 | } | |
4158 | ||
4159 | static void rtl8169_wait_for_quiescence(struct net_device *dev) | |
4160 | { | |
4161 | struct rtl8169_private *tp = netdev_priv(dev); | |
4162 | void __iomem *ioaddr = tp->mmio_addr; | |
4163 | ||
4164 | synchronize_irq(dev->irq); | |
4165 | ||
4166 | /* Wait for any pending NAPI task to complete */ | |
bea3348e | 4167 | napi_disable(&tp->napi); |
1da177e4 LT |
4168 | |
4169 | rtl8169_irq_mask_and_ack(ioaddr); | |
4170 | ||
d1d08d12 DM |
4171 | tp->intr_mask = 0xffff; |
4172 | RTL_W16(IntrMask, tp->intr_event); | |
bea3348e | 4173 | napi_enable(&tp->napi); |
1da177e4 LT |
4174 | } |
4175 | ||
c4028958 | 4176 | static void rtl8169_reinit_task(struct work_struct *work) |
1da177e4 | 4177 | { |
c4028958 DH |
4178 | struct rtl8169_private *tp = |
4179 | container_of(work, struct rtl8169_private, task.work); | |
4180 | struct net_device *dev = tp->dev; | |
1da177e4 LT |
4181 | int ret; |
4182 | ||
eb2a021c FR |
4183 | rtnl_lock(); |
4184 | ||
4185 | if (!netif_running(dev)) | |
4186 | goto out_unlock; | |
4187 | ||
4188 | rtl8169_wait_for_quiescence(dev); | |
4189 | rtl8169_close(dev); | |
1da177e4 LT |
4190 | |
4191 | ret = rtl8169_open(dev); | |
4192 | if (unlikely(ret < 0)) { | |
bf82c189 JP |
4193 | if (net_ratelimit()) |
4194 | netif_err(tp, drv, dev, | |
4195 | "reinit failure (status = %d). Rescheduling\n", | |
4196 | ret); | |
1da177e4 LT |
4197 | rtl8169_schedule_work(dev, rtl8169_reinit_task); |
4198 | } | |
eb2a021c FR |
4199 | |
4200 | out_unlock: | |
4201 | rtnl_unlock(); | |
1da177e4 LT |
4202 | } |
4203 | ||
c4028958 | 4204 | static void rtl8169_reset_task(struct work_struct *work) |
1da177e4 | 4205 | { |
c4028958 DH |
4206 | struct rtl8169_private *tp = |
4207 | container_of(work, struct rtl8169_private, task.work); | |
4208 | struct net_device *dev = tp->dev; | |
1da177e4 | 4209 | |
eb2a021c FR |
4210 | rtnl_lock(); |
4211 | ||
1da177e4 | 4212 | if (!netif_running(dev)) |
eb2a021c | 4213 | goto out_unlock; |
1da177e4 LT |
4214 | |
4215 | rtl8169_wait_for_quiescence(dev); | |
4216 | ||
bea3348e | 4217 | rtl8169_rx_interrupt(dev, tp, tp->mmio_addr, ~(u32)0); |
1da177e4 LT |
4218 | rtl8169_tx_clear(tp); |
4219 | ||
4220 | if (tp->dirty_rx == tp->cur_rx) { | |
4221 | rtl8169_init_ring_indexes(tp); | |
07ce4064 | 4222 | rtl_hw_start(dev); |
1da177e4 | 4223 | netif_wake_queue(dev); |
cebf8cc7 | 4224 | rtl8169_check_link_status(dev, tp, tp->mmio_addr); |
1da177e4 | 4225 | } else { |
bf82c189 JP |
4226 | if (net_ratelimit()) |
4227 | netif_emerg(tp, intr, dev, "Rx buffers shortage\n"); | |
1da177e4 LT |
4228 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
4229 | } | |
eb2a021c FR |
4230 | |
4231 | out_unlock: | |
4232 | rtnl_unlock(); | |
1da177e4 LT |
4233 | } |
4234 | ||
4235 | static void rtl8169_tx_timeout(struct net_device *dev) | |
4236 | { | |
4237 | struct rtl8169_private *tp = netdev_priv(dev); | |
4238 | ||
e6de30d6 | 4239 | rtl8169_hw_reset(tp); |
1da177e4 LT |
4240 | |
4241 | /* Let's wait a bit while any (async) irq lands on */ | |
4242 | rtl8169_schedule_work(dev, rtl8169_reset_task); | |
4243 | } | |
4244 | ||
4245 | static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb, | |
4246 | u32 opts1) | |
4247 | { | |
4248 | struct skb_shared_info *info = skb_shinfo(skb); | |
4249 | unsigned int cur_frag, entry; | |
a6343afb | 4250 | struct TxDesc * uninitialized_var(txd); |
48addcc9 | 4251 | struct device *d = &tp->pci_dev->dev; |
1da177e4 LT |
4252 | |
4253 | entry = tp->cur_tx; | |
4254 | for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) { | |
4255 | skb_frag_t *frag = info->frags + cur_frag; | |
4256 | dma_addr_t mapping; | |
4257 | u32 status, len; | |
4258 | void *addr; | |
4259 | ||
4260 | entry = (entry + 1) % NUM_TX_DESC; | |
4261 | ||
4262 | txd = tp->TxDescArray + entry; | |
4263 | len = frag->size; | |
4264 | addr = ((void *) page_address(frag->page)) + frag->page_offset; | |
48addcc9 | 4265 | mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE); |
d827d86b SG |
4266 | if (unlikely(dma_mapping_error(d, mapping))) { |
4267 | if (net_ratelimit()) | |
4268 | netif_err(tp, drv, tp->dev, | |
4269 | "Failed to map TX fragments DMA!\n"); | |
3eafe507 | 4270 | goto err_out; |
d827d86b | 4271 | } |
1da177e4 LT |
4272 | |
4273 | /* anti gcc 2.95.3 bugware (sic) */ | |
4274 | status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); | |
4275 | ||
4276 | txd->opts1 = cpu_to_le32(status); | |
4277 | txd->addr = cpu_to_le64(mapping); | |
4278 | ||
4279 | tp->tx_skb[entry].len = len; | |
4280 | } | |
4281 | ||
4282 | if (cur_frag) { | |
4283 | tp->tx_skb[entry].skb = skb; | |
4284 | txd->opts1 |= cpu_to_le32(LastFrag); | |
4285 | } | |
4286 | ||
4287 | return cur_frag; | |
3eafe507 SG |
4288 | |
4289 | err_out: | |
4290 | rtl8169_tx_clear_range(tp, tp->cur_tx + 1, cur_frag); | |
4291 | return -EIO; | |
1da177e4 LT |
4292 | } |
4293 | ||
4294 | static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev) | |
4295 | { | |
4296 | if (dev->features & NETIF_F_TSO) { | |
7967168c | 4297 | u32 mss = skb_shinfo(skb)->gso_size; |
1da177e4 LT |
4298 | |
4299 | if (mss) | |
4300 | return LargeSend | ((mss & MSSMask) << MSSShift); | |
4301 | } | |
84fa7933 | 4302 | if (skb->ip_summed == CHECKSUM_PARTIAL) { |
eddc9ec5 | 4303 | const struct iphdr *ip = ip_hdr(skb); |
1da177e4 LT |
4304 | |
4305 | if (ip->protocol == IPPROTO_TCP) | |
4306 | return IPCS | TCPCS; | |
4307 | else if (ip->protocol == IPPROTO_UDP) | |
4308 | return IPCS | UDPCS; | |
4309 | WARN_ON(1); /* we need a WARN() */ | |
4310 | } | |
4311 | return 0; | |
4312 | } | |
4313 | ||
61357325 SH |
4314 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
4315 | struct net_device *dev) | |
1da177e4 LT |
4316 | { |
4317 | struct rtl8169_private *tp = netdev_priv(dev); | |
3eafe507 | 4318 | unsigned int entry = tp->cur_tx % NUM_TX_DESC; |
1da177e4 LT |
4319 | struct TxDesc *txd = tp->TxDescArray + entry; |
4320 | void __iomem *ioaddr = tp->mmio_addr; | |
48addcc9 | 4321 | struct device *d = &tp->pci_dev->dev; |
1da177e4 LT |
4322 | dma_addr_t mapping; |
4323 | u32 status, len; | |
4324 | u32 opts1; | |
3eafe507 | 4325 | int frags; |
5b0384f4 | 4326 | |
1da177e4 | 4327 | if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { |
bf82c189 | 4328 | netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n"); |
3eafe507 | 4329 | goto err_stop_0; |
1da177e4 LT |
4330 | } |
4331 | ||
4332 | if (unlikely(le32_to_cpu(txd->opts1) & DescOwn)) | |
3eafe507 SG |
4333 | goto err_stop_0; |
4334 | ||
4335 | len = skb_headlen(skb); | |
48addcc9 | 4336 | mapping = dma_map_single(d, skb->data, len, DMA_TO_DEVICE); |
d827d86b SG |
4337 | if (unlikely(dma_mapping_error(d, mapping))) { |
4338 | if (net_ratelimit()) | |
4339 | netif_err(tp, drv, dev, "Failed to map TX DMA!\n"); | |
3eafe507 | 4340 | goto err_dma_0; |
d827d86b | 4341 | } |
3eafe507 SG |
4342 | |
4343 | tp->tx_skb[entry].len = len; | |
4344 | txd->addr = cpu_to_le64(mapping); | |
4345 | txd->opts2 = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb)); | |
1da177e4 LT |
4346 | |
4347 | opts1 = DescOwn | rtl8169_tso_csum(skb, dev); | |
4348 | ||
4349 | frags = rtl8169_xmit_frags(tp, skb, opts1); | |
3eafe507 SG |
4350 | if (frags < 0) |
4351 | goto err_dma_1; | |
4352 | else if (frags) | |
1da177e4 | 4353 | opts1 |= FirstFrag; |
3eafe507 | 4354 | else { |
1da177e4 LT |
4355 | opts1 |= FirstFrag | LastFrag; |
4356 | tp->tx_skb[entry].skb = skb; | |
4357 | } | |
4358 | ||
1da177e4 LT |
4359 | wmb(); |
4360 | ||
4361 | /* anti gcc 2.95.3 bugware (sic) */ | |
4362 | status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); | |
4363 | txd->opts1 = cpu_to_le32(status); | |
4364 | ||
1da177e4 LT |
4365 | tp->cur_tx += frags + 1; |
4366 | ||
4c020a96 | 4367 | wmb(); |
1da177e4 | 4368 | |
275391a4 | 4369 | RTL_W8(TxPoll, NPQ); /* set polling bit */ |
1da177e4 LT |
4370 | |
4371 | if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) { | |
4372 | netif_stop_queue(dev); | |
4373 | smp_rmb(); | |
4374 | if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS) | |
4375 | netif_wake_queue(dev); | |
4376 | } | |
4377 | ||
61357325 | 4378 | return NETDEV_TX_OK; |
1da177e4 | 4379 | |
3eafe507 | 4380 | err_dma_1: |
48addcc9 | 4381 | rtl8169_unmap_tx_skb(d, tp->tx_skb + entry, txd); |
3eafe507 SG |
4382 | err_dma_0: |
4383 | dev_kfree_skb(skb); | |
4384 | dev->stats.tx_dropped++; | |
4385 | return NETDEV_TX_OK; | |
4386 | ||
4387 | err_stop_0: | |
1da177e4 | 4388 | netif_stop_queue(dev); |
cebf8cc7 | 4389 | dev->stats.tx_dropped++; |
61357325 | 4390 | return NETDEV_TX_BUSY; |
1da177e4 LT |
4391 | } |
4392 | ||
4393 | static void rtl8169_pcierr_interrupt(struct net_device *dev) | |
4394 | { | |
4395 | struct rtl8169_private *tp = netdev_priv(dev); | |
4396 | struct pci_dev *pdev = tp->pci_dev; | |
1da177e4 LT |
4397 | u16 pci_status, pci_cmd; |
4398 | ||
4399 | pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd); | |
4400 | pci_read_config_word(pdev, PCI_STATUS, &pci_status); | |
4401 | ||
bf82c189 JP |
4402 | netif_err(tp, intr, dev, "PCI error (cmd = 0x%04x, status = 0x%04x)\n", |
4403 | pci_cmd, pci_status); | |
1da177e4 LT |
4404 | |
4405 | /* | |
4406 | * The recovery sequence below admits a very elaborated explanation: | |
4407 | * - it seems to work; | |
d03902b8 FR |
4408 | * - I did not see what else could be done; |
4409 | * - it makes iop3xx happy. | |
1da177e4 LT |
4410 | * |
4411 | * Feel free to adjust to your needs. | |
4412 | */ | |
a27993f3 | 4413 | if (pdev->broken_parity_status) |
d03902b8 FR |
4414 | pci_cmd &= ~PCI_COMMAND_PARITY; |
4415 | else | |
4416 | pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY; | |
4417 | ||
4418 | pci_write_config_word(pdev, PCI_COMMAND, pci_cmd); | |
1da177e4 LT |
4419 | |
4420 | pci_write_config_word(pdev, PCI_STATUS, | |
4421 | pci_status & (PCI_STATUS_DETECTED_PARITY | | |
4422 | PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT | | |
4423 | PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT)); | |
4424 | ||
4425 | /* The infamous DAC f*ckup only happens at boot time */ | |
4426 | if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) { | |
e6de30d6 | 4427 | void __iomem *ioaddr = tp->mmio_addr; |
4428 | ||
bf82c189 | 4429 | netif_info(tp, intr, dev, "disabling PCI DAC\n"); |
1da177e4 LT |
4430 | tp->cp_cmd &= ~PCIDAC; |
4431 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
4432 | dev->features &= ~NETIF_F_HIGHDMA; | |
1da177e4 LT |
4433 | } |
4434 | ||
e6de30d6 | 4435 | rtl8169_hw_reset(tp); |
d03902b8 FR |
4436 | |
4437 | rtl8169_schedule_work(dev, rtl8169_reinit_task); | |
1da177e4 LT |
4438 | } |
4439 | ||
07d3f51f FR |
4440 | static void rtl8169_tx_interrupt(struct net_device *dev, |
4441 | struct rtl8169_private *tp, | |
4442 | void __iomem *ioaddr) | |
1da177e4 LT |
4443 | { |
4444 | unsigned int dirty_tx, tx_left; | |
4445 | ||
1da177e4 LT |
4446 | dirty_tx = tp->dirty_tx; |
4447 | smp_rmb(); | |
4448 | tx_left = tp->cur_tx - dirty_tx; | |
4449 | ||
4450 | while (tx_left > 0) { | |
4451 | unsigned int entry = dirty_tx % NUM_TX_DESC; | |
4452 | struct ring_info *tx_skb = tp->tx_skb + entry; | |
1da177e4 LT |
4453 | u32 status; |
4454 | ||
4455 | rmb(); | |
4456 | status = le32_to_cpu(tp->TxDescArray[entry].opts1); | |
4457 | if (status & DescOwn) | |
4458 | break; | |
4459 | ||
48addcc9 SG |
4460 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
4461 | tp->TxDescArray + entry); | |
1da177e4 | 4462 | if (status & LastFrag) { |
cac4b22f SG |
4463 | dev->stats.tx_packets++; |
4464 | dev->stats.tx_bytes += tx_skb->skb->len; | |
87433bfc | 4465 | dev_kfree_skb(tx_skb->skb); |
1da177e4 LT |
4466 | tx_skb->skb = NULL; |
4467 | } | |
4468 | dirty_tx++; | |
4469 | tx_left--; | |
4470 | } | |
4471 | ||
4472 | if (tp->dirty_tx != dirty_tx) { | |
4473 | tp->dirty_tx = dirty_tx; | |
4474 | smp_wmb(); | |
4475 | if (netif_queue_stopped(dev) && | |
4476 | (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) { | |
4477 | netif_wake_queue(dev); | |
4478 | } | |
d78ae2dc FR |
4479 | /* |
4480 | * 8168 hack: TxPoll requests are lost when the Tx packets are | |
4481 | * too close. Let's kick an extra TxPoll request when a burst | |
4482 | * of start_xmit activity is detected (if it is not detected, | |
4483 | * it is slow enough). -- FR | |
4484 | */ | |
4485 | smp_rmb(); | |
4486 | if (tp->cur_tx != dirty_tx) | |
4487 | RTL_W8(TxPoll, NPQ); | |
1da177e4 LT |
4488 | } |
4489 | } | |
4490 | ||
126fa4b9 FR |
4491 | static inline int rtl8169_fragmented_frame(u32 status) |
4492 | { | |
4493 | return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag); | |
4494 | } | |
4495 | ||
adea1ac7 | 4496 | static inline void rtl8169_rx_csum(struct sk_buff *skb, u32 opts1) |
1da177e4 | 4497 | { |
1da177e4 LT |
4498 | u32 status = opts1 & RxProtoMask; |
4499 | ||
4500 | if (((status == RxProtoTCP) && !(opts1 & TCPFail)) || | |
d5d3ebe3 | 4501 | ((status == RxProtoUDP) && !(opts1 & UDPFail))) |
1da177e4 LT |
4502 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
4503 | else | |
bc8acf2c | 4504 | skb_checksum_none_assert(skb); |
1da177e4 LT |
4505 | } |
4506 | ||
6f0333b8 ED |
4507 | static struct sk_buff *rtl8169_try_rx_copy(void *data, |
4508 | struct rtl8169_private *tp, | |
4509 | int pkt_size, | |
4510 | dma_addr_t addr) | |
1da177e4 | 4511 | { |
b449655f | 4512 | struct sk_buff *skb; |
48addcc9 | 4513 | struct device *d = &tp->pci_dev->dev; |
b449655f | 4514 | |
6f0333b8 | 4515 | data = rtl8169_align(data); |
48addcc9 | 4516 | dma_sync_single_for_cpu(d, addr, pkt_size, DMA_FROM_DEVICE); |
6f0333b8 ED |
4517 | prefetch(data); |
4518 | skb = netdev_alloc_skb_ip_align(tp->dev, pkt_size); | |
4519 | if (skb) | |
4520 | memcpy(skb->data, data, pkt_size); | |
48addcc9 SG |
4521 | dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE); |
4522 | ||
6f0333b8 | 4523 | return skb; |
1da177e4 LT |
4524 | } |
4525 | ||
630b943c ED |
4526 | /* |
4527 | * Warning : rtl8169_rx_interrupt() might be called : | |
4528 | * 1) from NAPI (softirq) context | |
4529 | * (polling = 1 : we should call netif_receive_skb()) | |
4530 | * 2) from process context (rtl8169_reset_task()) | |
4531 | * (polling = 0 : we must call netif_rx() instead) | |
4532 | */ | |
07d3f51f FR |
4533 | static int rtl8169_rx_interrupt(struct net_device *dev, |
4534 | struct rtl8169_private *tp, | |
bea3348e | 4535 | void __iomem *ioaddr, u32 budget) |
1da177e4 LT |
4536 | { |
4537 | unsigned int cur_rx, rx_left; | |
6f0333b8 | 4538 | unsigned int count; |
630b943c | 4539 | int polling = (budget != ~(u32)0) ? 1 : 0; |
1da177e4 | 4540 | |
1da177e4 LT |
4541 | cur_rx = tp->cur_rx; |
4542 | rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx; | |
865c652d | 4543 | rx_left = min(rx_left, budget); |
1da177e4 | 4544 | |
4dcb7d33 | 4545 | for (; rx_left > 0; rx_left--, cur_rx++) { |
1da177e4 | 4546 | unsigned int entry = cur_rx % NUM_RX_DESC; |
126fa4b9 | 4547 | struct RxDesc *desc = tp->RxDescArray + entry; |
1da177e4 LT |
4548 | u32 status; |
4549 | ||
4550 | rmb(); | |
126fa4b9 | 4551 | status = le32_to_cpu(desc->opts1); |
1da177e4 LT |
4552 | |
4553 | if (status & DescOwn) | |
4554 | break; | |
4dcb7d33 | 4555 | if (unlikely(status & RxRES)) { |
bf82c189 JP |
4556 | netif_info(tp, rx_err, dev, "Rx ERROR. status = %08x\n", |
4557 | status); | |
cebf8cc7 | 4558 | dev->stats.rx_errors++; |
1da177e4 | 4559 | if (status & (RxRWT | RxRUNT)) |
cebf8cc7 | 4560 | dev->stats.rx_length_errors++; |
1da177e4 | 4561 | if (status & RxCRC) |
cebf8cc7 | 4562 | dev->stats.rx_crc_errors++; |
9dccf611 FR |
4563 | if (status & RxFOVF) { |
4564 | rtl8169_schedule_work(dev, rtl8169_reset_task); | |
cebf8cc7 | 4565 | dev->stats.rx_fifo_errors++; |
9dccf611 | 4566 | } |
6f0333b8 | 4567 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
1da177e4 | 4568 | } else { |
6f0333b8 | 4569 | struct sk_buff *skb; |
b449655f | 4570 | dma_addr_t addr = le64_to_cpu(desc->addr); |
1da177e4 | 4571 | int pkt_size = (status & 0x00001FFF) - 4; |
1da177e4 | 4572 | |
126fa4b9 FR |
4573 | /* |
4574 | * The driver does not support incoming fragmented | |
4575 | * frames. They are seen as a symptom of over-mtu | |
4576 | * sized frames. | |
4577 | */ | |
4578 | if (unlikely(rtl8169_fragmented_frame(status))) { | |
cebf8cc7 FR |
4579 | dev->stats.rx_dropped++; |
4580 | dev->stats.rx_length_errors++; | |
6f0333b8 | 4581 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
4dcb7d33 | 4582 | continue; |
126fa4b9 FR |
4583 | } |
4584 | ||
6f0333b8 ED |
4585 | skb = rtl8169_try_rx_copy(tp->Rx_databuff[entry], |
4586 | tp, pkt_size, addr); | |
4587 | rtl8169_mark_to_asic(desc, rx_buf_sz); | |
4588 | if (!skb) { | |
4589 | dev->stats.rx_dropped++; | |
4590 | continue; | |
1da177e4 LT |
4591 | } |
4592 | ||
adea1ac7 | 4593 | rtl8169_rx_csum(skb, status); |
1da177e4 LT |
4594 | skb_put(skb, pkt_size); |
4595 | skb->protocol = eth_type_trans(skb, dev); | |
4596 | ||
630b943c ED |
4597 | if (rtl8169_rx_vlan_skb(tp, desc, skb, polling) < 0) { |
4598 | if (likely(polling)) | |
2edae08e | 4599 | napi_gro_receive(&tp->napi, skb); |
630b943c ED |
4600 | else |
4601 | netif_rx(skb); | |
4602 | } | |
1da177e4 | 4603 | |
cebf8cc7 FR |
4604 | dev->stats.rx_bytes += pkt_size; |
4605 | dev->stats.rx_packets++; | |
1da177e4 | 4606 | } |
6dccd16b FR |
4607 | |
4608 | /* Work around for AMD plateform. */ | |
95e0918d | 4609 | if ((desc->opts2 & cpu_to_le32(0xfffe000)) && |
6dccd16b FR |
4610 | (tp->mac_version == RTL_GIGA_MAC_VER_05)) { |
4611 | desc->opts2 = 0; | |
4612 | cur_rx++; | |
4613 | } | |
1da177e4 LT |
4614 | } |
4615 | ||
4616 | count = cur_rx - tp->cur_rx; | |
4617 | tp->cur_rx = cur_rx; | |
4618 | ||
6f0333b8 | 4619 | tp->dirty_rx += count; |
1da177e4 LT |
4620 | |
4621 | return count; | |
4622 | } | |
4623 | ||
07d3f51f | 4624 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) |
1da177e4 | 4625 | { |
07d3f51f | 4626 | struct net_device *dev = dev_instance; |
1da177e4 | 4627 | struct rtl8169_private *tp = netdev_priv(dev); |
1da177e4 | 4628 | void __iomem *ioaddr = tp->mmio_addr; |
1da177e4 | 4629 | int handled = 0; |
865c652d | 4630 | int status; |
1da177e4 | 4631 | |
f11a377b DD |
4632 | /* loop handling interrupts until we have no new ones or |
4633 | * we hit a invalid/hotplug case. | |
4634 | */ | |
865c652d | 4635 | status = RTL_R16(IntrStatus); |
f11a377b DD |
4636 | while (status && status != 0xffff) { |
4637 | handled = 1; | |
1da177e4 | 4638 | |
f11a377b DD |
4639 | /* Handle all of the error cases first. These will reset |
4640 | * the chip, so just exit the loop. | |
4641 | */ | |
4642 | if (unlikely(!netif_running(dev))) { | |
4643 | rtl8169_asic_down(ioaddr); | |
4644 | break; | |
4645 | } | |
1da177e4 | 4646 | |
1519e57f FR |
4647 | if (unlikely(status & RxFIFOOver)) { |
4648 | switch (tp->mac_version) { | |
4649 | /* Work around for rx fifo overflow */ | |
4650 | case RTL_GIGA_MAC_VER_11: | |
4651 | case RTL_GIGA_MAC_VER_22: | |
4652 | case RTL_GIGA_MAC_VER_26: | |
4653 | netif_stop_queue(dev); | |
4654 | rtl8169_tx_timeout(dev); | |
4655 | goto done; | |
f60ac8e7 FR |
4656 | /* Testers needed. */ |
4657 | case RTL_GIGA_MAC_VER_17: | |
4658 | case RTL_GIGA_MAC_VER_19: | |
4659 | case RTL_GIGA_MAC_VER_20: | |
4660 | case RTL_GIGA_MAC_VER_21: | |
4661 | case RTL_GIGA_MAC_VER_23: | |
4662 | case RTL_GIGA_MAC_VER_24: | |
4663 | case RTL_GIGA_MAC_VER_27: | |
4664 | case RTL_GIGA_MAC_VER_28: | |
1519e57f FR |
4665 | /* Experimental science. Pktgen proof. */ |
4666 | case RTL_GIGA_MAC_VER_12: | |
4667 | case RTL_GIGA_MAC_VER_25: | |
4668 | if (status == RxFIFOOver) | |
4669 | goto done; | |
4670 | break; | |
4671 | default: | |
4672 | break; | |
4673 | } | |
f11a377b | 4674 | } |
1da177e4 | 4675 | |
f11a377b DD |
4676 | if (unlikely(status & SYSErr)) { |
4677 | rtl8169_pcierr_interrupt(dev); | |
4678 | break; | |
4679 | } | |
1da177e4 | 4680 | |
f11a377b | 4681 | if (status & LinkChg) |
e4fbce74 | 4682 | __rtl8169_check_link_status(dev, tp, ioaddr, true); |
0e485150 | 4683 | |
f11a377b DD |
4684 | /* We need to see the lastest version of tp->intr_mask to |
4685 | * avoid ignoring an MSI interrupt and having to wait for | |
4686 | * another event which may never come. | |
4687 | */ | |
4688 | smp_rmb(); | |
4689 | if (status & tp->intr_mask & tp->napi_event) { | |
4690 | RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event); | |
4691 | tp->intr_mask = ~tp->napi_event; | |
4692 | ||
4693 | if (likely(napi_schedule_prep(&tp->napi))) | |
4694 | __napi_schedule(&tp->napi); | |
bf82c189 JP |
4695 | else |
4696 | netif_info(tp, intr, dev, | |
4697 | "interrupt %04x in poll\n", status); | |
f11a377b | 4698 | } |
1da177e4 | 4699 | |
f11a377b DD |
4700 | /* We only get a new MSI interrupt when all active irq |
4701 | * sources on the chip have been acknowledged. So, ack | |
4702 | * everything we've seen and check if new sources have become | |
4703 | * active to avoid blocking all interrupts from the chip. | |
4704 | */ | |
4705 | RTL_W16(IntrStatus, | |
4706 | (status & RxFIFOOver) ? (status | RxOverflow) : status); | |
4707 | status = RTL_R16(IntrStatus); | |
865c652d | 4708 | } |
1519e57f | 4709 | done: |
1da177e4 LT |
4710 | return IRQ_RETVAL(handled); |
4711 | } | |
4712 | ||
bea3348e | 4713 | static int rtl8169_poll(struct napi_struct *napi, int budget) |
1da177e4 | 4714 | { |
bea3348e SH |
4715 | struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi); |
4716 | struct net_device *dev = tp->dev; | |
1da177e4 | 4717 | void __iomem *ioaddr = tp->mmio_addr; |
bea3348e | 4718 | int work_done; |
1da177e4 | 4719 | |
bea3348e | 4720 | work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget); |
1da177e4 LT |
4721 | rtl8169_tx_interrupt(dev, tp, ioaddr); |
4722 | ||
bea3348e | 4723 | if (work_done < budget) { |
288379f0 | 4724 | napi_complete(napi); |
f11a377b DD |
4725 | |
4726 | /* We need for force the visibility of tp->intr_mask | |
4727 | * for other CPUs, as we can loose an MSI interrupt | |
4728 | * and potentially wait for a retransmit timeout if we don't. | |
4729 | * The posted write to IntrMask is safe, as it will | |
4730 | * eventually make it to the chip and we won't loose anything | |
4731 | * until it does. | |
1da177e4 | 4732 | */ |
f11a377b | 4733 | tp->intr_mask = 0xffff; |
4c020a96 | 4734 | wmb(); |
0e485150 | 4735 | RTL_W16(IntrMask, tp->intr_event); |
1da177e4 LT |
4736 | } |
4737 | ||
bea3348e | 4738 | return work_done; |
1da177e4 | 4739 | } |
1da177e4 | 4740 | |
523a6094 FR |
4741 | static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr) |
4742 | { | |
4743 | struct rtl8169_private *tp = netdev_priv(dev); | |
4744 | ||
4745 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) | |
4746 | return; | |
4747 | ||
4748 | dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff); | |
4749 | RTL_W32(RxMissed, 0); | |
4750 | } | |
4751 | ||
1da177e4 LT |
4752 | static void rtl8169_down(struct net_device *dev) |
4753 | { | |
4754 | struct rtl8169_private *tp = netdev_priv(dev); | |
4755 | void __iomem *ioaddr = tp->mmio_addr; | |
1da177e4 LT |
4756 | |
4757 | rtl8169_delete_timer(dev); | |
4758 | ||
4759 | netif_stop_queue(dev); | |
4760 | ||
93dd79e8 | 4761 | napi_disable(&tp->napi); |
93dd79e8 | 4762 | |
1da177e4 LT |
4763 | spin_lock_irq(&tp->lock); |
4764 | ||
4765 | rtl8169_asic_down(ioaddr); | |
323bb685 SG |
4766 | /* |
4767 | * At this point device interrupts can not be enabled in any function, | |
4768 | * as netif_running is not true (rtl8169_interrupt, rtl8169_reset_task, | |
4769 | * rtl8169_reinit_task) and napi is disabled (rtl8169_poll). | |
4770 | */ | |
523a6094 | 4771 | rtl8169_rx_missed(dev, ioaddr); |
1da177e4 LT |
4772 | |
4773 | spin_unlock_irq(&tp->lock); | |
4774 | ||
4775 | synchronize_irq(dev->irq); | |
4776 | ||
1da177e4 | 4777 | /* Give a racing hard_start_xmit a few cycles to complete. */ |
fbd568a3 | 4778 | synchronize_sched(); /* FIXME: should this be synchronize_irq()? */ |
1da177e4 | 4779 | |
1da177e4 LT |
4780 | rtl8169_tx_clear(tp); |
4781 | ||
4782 | rtl8169_rx_clear(tp); | |
065c27c1 | 4783 | |
4784 | rtl_pll_power_down(tp); | |
1da177e4 LT |
4785 | } |
4786 | ||
4787 | static int rtl8169_close(struct net_device *dev) | |
4788 | { | |
4789 | struct rtl8169_private *tp = netdev_priv(dev); | |
4790 | struct pci_dev *pdev = tp->pci_dev; | |
4791 | ||
e1759441 RW |
4792 | pm_runtime_get_sync(&pdev->dev); |
4793 | ||
355423d0 IV |
4794 | /* update counters before going down */ |
4795 | rtl8169_update_counters(dev); | |
4796 | ||
1da177e4 LT |
4797 | rtl8169_down(dev); |
4798 | ||
4799 | free_irq(dev->irq, dev); | |
4800 | ||
82553bb6 SG |
4801 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
4802 | tp->RxPhyAddr); | |
4803 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, | |
4804 | tp->TxPhyAddr); | |
1da177e4 LT |
4805 | tp->TxDescArray = NULL; |
4806 | tp->RxDescArray = NULL; | |
4807 | ||
e1759441 RW |
4808 | pm_runtime_put_sync(&pdev->dev); |
4809 | ||
1da177e4 LT |
4810 | return 0; |
4811 | } | |
4812 | ||
07ce4064 | 4813 | static void rtl_set_rx_mode(struct net_device *dev) |
1da177e4 LT |
4814 | { |
4815 | struct rtl8169_private *tp = netdev_priv(dev); | |
4816 | void __iomem *ioaddr = tp->mmio_addr; | |
4817 | unsigned long flags; | |
4818 | u32 mc_filter[2]; /* Multicast hash filter */ | |
07d3f51f | 4819 | int rx_mode; |
1da177e4 LT |
4820 | u32 tmp = 0; |
4821 | ||
4822 | if (dev->flags & IFF_PROMISC) { | |
4823 | /* Unconditionally log net taps. */ | |
bf82c189 | 4824 | netif_notice(tp, link, dev, "Promiscuous mode enabled\n"); |
1da177e4 LT |
4825 | rx_mode = |
4826 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys | | |
4827 | AcceptAllPhys; | |
4828 | mc_filter[1] = mc_filter[0] = 0xffffffff; | |
4cd24eaf | 4829 | } else if ((netdev_mc_count(dev) > multicast_filter_limit) || |
8e95a202 | 4830 | (dev->flags & IFF_ALLMULTI)) { |
1da177e4 LT |
4831 | /* Too many to filter perfectly -- accept all multicasts. */ |
4832 | rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys; | |
4833 | mc_filter[1] = mc_filter[0] = 0xffffffff; | |
4834 | } else { | |
22bedad3 | 4835 | struct netdev_hw_addr *ha; |
07d3f51f | 4836 | |
1da177e4 LT |
4837 | rx_mode = AcceptBroadcast | AcceptMyPhys; |
4838 | mc_filter[1] = mc_filter[0] = 0; | |
22bedad3 JP |
4839 | netdev_for_each_mc_addr(ha, dev) { |
4840 | int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; | |
1da177e4 LT |
4841 | mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); |
4842 | rx_mode |= AcceptMulticast; | |
4843 | } | |
4844 | } | |
4845 | ||
4846 | spin_lock_irqsave(&tp->lock, flags); | |
4847 | ||
4848 | tmp = rtl8169_rx_config | rx_mode | | |
4849 | (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].RxConfigMask); | |
4850 | ||
f887cce8 | 4851 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) { |
1087f4f4 FR |
4852 | u32 data = mc_filter[0]; |
4853 | ||
4854 | mc_filter[0] = swab32(mc_filter[1]); | |
4855 | mc_filter[1] = swab32(data); | |
bcf0bf90 FR |
4856 | } |
4857 | ||
1da177e4 | 4858 | RTL_W32(MAR0 + 4, mc_filter[1]); |
78f1cd02 | 4859 | RTL_W32(MAR0 + 0, mc_filter[0]); |
1da177e4 | 4860 | |
57a9f236 FR |
4861 | RTL_W32(RxConfig, tmp); |
4862 | ||
1da177e4 LT |
4863 | spin_unlock_irqrestore(&tp->lock, flags); |
4864 | } | |
4865 | ||
4866 | /** | |
4867 | * rtl8169_get_stats - Get rtl8169 read/write statistics | |
4868 | * @dev: The Ethernet Device to get statistics for | |
4869 | * | |
4870 | * Get TX/RX statistics for rtl8169 | |
4871 | */ | |
4872 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev) | |
4873 | { | |
4874 | struct rtl8169_private *tp = netdev_priv(dev); | |
4875 | void __iomem *ioaddr = tp->mmio_addr; | |
4876 | unsigned long flags; | |
4877 | ||
4878 | if (netif_running(dev)) { | |
4879 | spin_lock_irqsave(&tp->lock, flags); | |
523a6094 | 4880 | rtl8169_rx_missed(dev, ioaddr); |
1da177e4 LT |
4881 | spin_unlock_irqrestore(&tp->lock, flags); |
4882 | } | |
5b0384f4 | 4883 | |
cebf8cc7 | 4884 | return &dev->stats; |
1da177e4 LT |
4885 | } |
4886 | ||
861ab440 | 4887 | static void rtl8169_net_suspend(struct net_device *dev) |
5d06a99f | 4888 | { |
065c27c1 | 4889 | struct rtl8169_private *tp = netdev_priv(dev); |
4890 | ||
5d06a99f | 4891 | if (!netif_running(dev)) |
861ab440 | 4892 | return; |
5d06a99f | 4893 | |
065c27c1 | 4894 | rtl_pll_power_down(tp); |
4895 | ||
5d06a99f FR |
4896 | netif_device_detach(dev); |
4897 | netif_stop_queue(dev); | |
861ab440 RW |
4898 | } |
4899 | ||
4900 | #ifdef CONFIG_PM | |
4901 | ||
4902 | static int rtl8169_suspend(struct device *device) | |
4903 | { | |
4904 | struct pci_dev *pdev = to_pci_dev(device); | |
4905 | struct net_device *dev = pci_get_drvdata(pdev); | |
5d06a99f | 4906 | |
861ab440 | 4907 | rtl8169_net_suspend(dev); |
1371fa6d | 4908 | |
5d06a99f FR |
4909 | return 0; |
4910 | } | |
4911 | ||
e1759441 RW |
4912 | static void __rtl8169_resume(struct net_device *dev) |
4913 | { | |
065c27c1 | 4914 | struct rtl8169_private *tp = netdev_priv(dev); |
4915 | ||
e1759441 | 4916 | netif_device_attach(dev); |
065c27c1 | 4917 | |
4918 | rtl_pll_power_up(tp); | |
4919 | ||
e1759441 RW |
4920 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
4921 | } | |
4922 | ||
861ab440 | 4923 | static int rtl8169_resume(struct device *device) |
5d06a99f | 4924 | { |
861ab440 | 4925 | struct pci_dev *pdev = to_pci_dev(device); |
5d06a99f | 4926 | struct net_device *dev = pci_get_drvdata(pdev); |
fccec10b SG |
4927 | struct rtl8169_private *tp = netdev_priv(dev); |
4928 | ||
4929 | rtl8169_init_phy(dev, tp); | |
5d06a99f | 4930 | |
e1759441 RW |
4931 | if (netif_running(dev)) |
4932 | __rtl8169_resume(dev); | |
5d06a99f | 4933 | |
e1759441 RW |
4934 | return 0; |
4935 | } | |
4936 | ||
4937 | static int rtl8169_runtime_suspend(struct device *device) | |
4938 | { | |
4939 | struct pci_dev *pdev = to_pci_dev(device); | |
4940 | struct net_device *dev = pci_get_drvdata(pdev); | |
4941 | struct rtl8169_private *tp = netdev_priv(dev); | |
4942 | ||
4943 | if (!tp->TxDescArray) | |
4944 | return 0; | |
4945 | ||
4946 | spin_lock_irq(&tp->lock); | |
4947 | tp->saved_wolopts = __rtl8169_get_wol(tp); | |
4948 | __rtl8169_set_wol(tp, WAKE_ANY); | |
4949 | spin_unlock_irq(&tp->lock); | |
4950 | ||
4951 | rtl8169_net_suspend(dev); | |
4952 | ||
4953 | return 0; | |
4954 | } | |
4955 | ||
4956 | static int rtl8169_runtime_resume(struct device *device) | |
4957 | { | |
4958 | struct pci_dev *pdev = to_pci_dev(device); | |
4959 | struct net_device *dev = pci_get_drvdata(pdev); | |
4960 | struct rtl8169_private *tp = netdev_priv(dev); | |
4961 | ||
4962 | if (!tp->TxDescArray) | |
4963 | return 0; | |
4964 | ||
4965 | spin_lock_irq(&tp->lock); | |
4966 | __rtl8169_set_wol(tp, tp->saved_wolopts); | |
4967 | tp->saved_wolopts = 0; | |
4968 | spin_unlock_irq(&tp->lock); | |
4969 | ||
fccec10b SG |
4970 | rtl8169_init_phy(dev, tp); |
4971 | ||
e1759441 | 4972 | __rtl8169_resume(dev); |
5d06a99f | 4973 | |
5d06a99f FR |
4974 | return 0; |
4975 | } | |
4976 | ||
e1759441 RW |
4977 | static int rtl8169_runtime_idle(struct device *device) |
4978 | { | |
4979 | struct pci_dev *pdev = to_pci_dev(device); | |
4980 | struct net_device *dev = pci_get_drvdata(pdev); | |
4981 | struct rtl8169_private *tp = netdev_priv(dev); | |
4982 | ||
e4fbce74 | 4983 | return tp->TxDescArray ? -EBUSY : 0; |
e1759441 RW |
4984 | } |
4985 | ||
47145210 | 4986 | static const struct dev_pm_ops rtl8169_pm_ops = { |
861ab440 RW |
4987 | .suspend = rtl8169_suspend, |
4988 | .resume = rtl8169_resume, | |
4989 | .freeze = rtl8169_suspend, | |
4990 | .thaw = rtl8169_resume, | |
4991 | .poweroff = rtl8169_suspend, | |
4992 | .restore = rtl8169_resume, | |
e1759441 RW |
4993 | .runtime_suspend = rtl8169_runtime_suspend, |
4994 | .runtime_resume = rtl8169_runtime_resume, | |
4995 | .runtime_idle = rtl8169_runtime_idle, | |
861ab440 RW |
4996 | }; |
4997 | ||
4998 | #define RTL8169_PM_OPS (&rtl8169_pm_ops) | |
4999 | ||
5000 | #else /* !CONFIG_PM */ | |
5001 | ||
5002 | #define RTL8169_PM_OPS NULL | |
5003 | ||
5004 | #endif /* !CONFIG_PM */ | |
5005 | ||
1765f95d FR |
5006 | static void rtl_shutdown(struct pci_dev *pdev) |
5007 | { | |
861ab440 | 5008 | struct net_device *dev = pci_get_drvdata(pdev); |
4bb3f522 | 5009 | struct rtl8169_private *tp = netdev_priv(dev); |
5010 | void __iomem *ioaddr = tp->mmio_addr; | |
861ab440 RW |
5011 | |
5012 | rtl8169_net_suspend(dev); | |
1765f95d | 5013 | |
cc098dc7 IV |
5014 | /* restore original MAC address */ |
5015 | rtl_rar_set(tp, dev->perm_addr); | |
5016 | ||
4bb3f522 | 5017 | spin_lock_irq(&tp->lock); |
5018 | ||
5019 | rtl8169_asic_down(ioaddr); | |
5020 | ||
5021 | spin_unlock_irq(&tp->lock); | |
5022 | ||
861ab440 | 5023 | if (system_state == SYSTEM_POWER_OFF) { |
ca52efd5 | 5024 | /* WoL fails with some 8168 when the receiver is disabled. */ |
5025 | if (tp->features & RTL_FEATURE_WOL) { | |
5026 | pci_clear_master(pdev); | |
5027 | ||
5028 | RTL_W8(ChipCmd, CmdRxEnb); | |
5029 | /* PCI commit */ | |
5030 | RTL_R8(ChipCmd); | |
5031 | } | |
5032 | ||
861ab440 RW |
5033 | pci_wake_from_d3(pdev, true); |
5034 | pci_set_power_state(pdev, PCI_D3hot); | |
5035 | } | |
5036 | } | |
5d06a99f | 5037 | |
1da177e4 LT |
5038 | static struct pci_driver rtl8169_pci_driver = { |
5039 | .name = MODULENAME, | |
5040 | .id_table = rtl8169_pci_tbl, | |
5041 | .probe = rtl8169_init_one, | |
5042 | .remove = __devexit_p(rtl8169_remove_one), | |
1765f95d | 5043 | .shutdown = rtl_shutdown, |
861ab440 | 5044 | .driver.pm = RTL8169_PM_OPS, |
1da177e4 LT |
5045 | }; |
5046 | ||
07d3f51f | 5047 | static int __init rtl8169_init_module(void) |
1da177e4 | 5048 | { |
29917620 | 5049 | return pci_register_driver(&rtl8169_pci_driver); |
1da177e4 LT |
5050 | } |
5051 | ||
07d3f51f | 5052 | static void __exit rtl8169_cleanup_module(void) |
1da177e4 LT |
5053 | { |
5054 | pci_unregister_driver(&rtl8169_pci_driver); | |
5055 | } | |
5056 | ||
5057 | module_init(rtl8169_init_module); | |
5058 | module_exit(rtl8169_cleanup_module); |