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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> | |
a6b7a407 | 25 | #include <linux/interrupt.h> |
1da177e4 | 26 | #include <linux/dma-mapping.h> |
e1759441 | 27 | #include <linux/pm_runtime.h> |
bca03d5f | 28 | #include <linux/firmware.h> |
ba04c7c9 | 29 | #include <linux/pci-aspm.h> |
70c71606 | 30 | #include <linux/prefetch.h> |
1da177e4 | 31 | |
99f252b0 | 32 | #include <asm/system.h> |
1da177e4 LT |
33 | #include <asm/io.h> |
34 | #include <asm/irq.h> | |
35 | ||
865c652d | 36 | #define RTL8169_VERSION "2.3LK-NAPI" |
1da177e4 LT |
37 | #define MODULENAME "r8169" |
38 | #define PFX MODULENAME ": " | |
39 | ||
bca03d5f | 40 | #define FIRMWARE_8168D_1 "rtl_nic/rtl8168d-1.fw" |
41 | #define FIRMWARE_8168D_2 "rtl_nic/rtl8168d-2.fw" | |
01dc7fec | 42 | #define FIRMWARE_8168E_1 "rtl_nic/rtl8168e-1.fw" |
43 | #define FIRMWARE_8168E_2 "rtl_nic/rtl8168e-2.fw" | |
70090424 | 44 | #define FIRMWARE_8168E_3 "rtl_nic/rtl8168e-3.fw" |
5a5e4443 | 45 | #define FIRMWARE_8105E_1 "rtl_nic/rtl8105e-1.fw" |
bca03d5f | 46 | |
1da177e4 LT |
47 | #ifdef RTL8169_DEBUG |
48 | #define assert(expr) \ | |
5b0384f4 FR |
49 | if (!(expr)) { \ |
50 | printk( "Assertion failed! %s,%s,%s,line=%d\n", \ | |
b39d66a8 | 51 | #expr,__FILE__,__func__,__LINE__); \ |
5b0384f4 | 52 | } |
06fa7358 JP |
53 | #define dprintk(fmt, args...) \ |
54 | do { printk(KERN_DEBUG PFX fmt, ## args); } while (0) | |
1da177e4 LT |
55 | #else |
56 | #define assert(expr) do {} while (0) | |
57 | #define dprintk(fmt, args...) do {} while (0) | |
58 | #endif /* RTL8169_DEBUG */ | |
59 | ||
b57b7e5a | 60 | #define R8169_MSG_DEFAULT \ |
f0e837d9 | 61 | (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN) |
b57b7e5a | 62 | |
1da177e4 LT |
63 | #define TX_BUFFS_AVAIL(tp) \ |
64 | (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1) | |
65 | ||
1da177e4 LT |
66 | /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast). |
67 | The RTL chips use a 64 element hash table based on the Ethernet CRC. */ | |
f71e1309 | 68 | static const int multicast_filter_limit = 32; |
1da177e4 LT |
69 | |
70 | /* MAC address length */ | |
71 | #define MAC_ADDR_LEN 6 | |
72 | ||
9c14ceaf | 73 | #define MAX_READ_REQUEST_SHIFT 12 |
1da177e4 | 74 | #define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ |
1da177e4 LT |
75 | #define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */ |
76 | #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ | |
77 | ||
78 | #define R8169_REGS_SIZE 256 | |
79 | #define R8169_NAPI_WEIGHT 64 | |
80 | #define NUM_TX_DESC 64 /* Number of Tx descriptor registers */ | |
81 | #define NUM_RX_DESC 256 /* Number of Rx descriptor registers */ | |
82 | #define RX_BUF_SIZE 1536 /* Rx Buffer size */ | |
83 | #define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc)) | |
84 | #define R8169_RX_RING_BYTES (NUM_RX_DESC * sizeof(struct RxDesc)) | |
85 | ||
86 | #define RTL8169_TX_TIMEOUT (6*HZ) | |
87 | #define RTL8169_PHY_TIMEOUT (10*HZ) | |
88 | ||
ea8dbdd1 | 89 | #define RTL_EEPROM_SIG cpu_to_le32(0x8129) |
90 | #define RTL_EEPROM_SIG_MASK cpu_to_le32(0xffff) | |
e1564ec9 FR |
91 | #define RTL_EEPROM_SIG_ADDR 0x0000 |
92 | ||
1da177e4 LT |
93 | /* write/read MMIO register */ |
94 | #define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg)) | |
95 | #define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg)) | |
96 | #define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg)) | |
97 | #define RTL_R8(reg) readb (ioaddr + (reg)) | |
98 | #define RTL_R16(reg) readw (ioaddr + (reg)) | |
06f555f3 | 99 | #define RTL_R32(reg) readl (ioaddr + (reg)) |
1da177e4 LT |
100 | |
101 | enum mac_version { | |
85bffe6c FR |
102 | RTL_GIGA_MAC_VER_01 = 0, |
103 | RTL_GIGA_MAC_VER_02, | |
104 | RTL_GIGA_MAC_VER_03, | |
105 | RTL_GIGA_MAC_VER_04, | |
106 | RTL_GIGA_MAC_VER_05, | |
107 | RTL_GIGA_MAC_VER_06, | |
108 | RTL_GIGA_MAC_VER_07, | |
109 | RTL_GIGA_MAC_VER_08, | |
110 | RTL_GIGA_MAC_VER_09, | |
111 | RTL_GIGA_MAC_VER_10, | |
112 | RTL_GIGA_MAC_VER_11, | |
113 | RTL_GIGA_MAC_VER_12, | |
114 | RTL_GIGA_MAC_VER_13, | |
115 | RTL_GIGA_MAC_VER_14, | |
116 | RTL_GIGA_MAC_VER_15, | |
117 | RTL_GIGA_MAC_VER_16, | |
118 | RTL_GIGA_MAC_VER_17, | |
119 | RTL_GIGA_MAC_VER_18, | |
120 | RTL_GIGA_MAC_VER_19, | |
121 | RTL_GIGA_MAC_VER_20, | |
122 | RTL_GIGA_MAC_VER_21, | |
123 | RTL_GIGA_MAC_VER_22, | |
124 | RTL_GIGA_MAC_VER_23, | |
125 | RTL_GIGA_MAC_VER_24, | |
126 | RTL_GIGA_MAC_VER_25, | |
127 | RTL_GIGA_MAC_VER_26, | |
128 | RTL_GIGA_MAC_VER_27, | |
129 | RTL_GIGA_MAC_VER_28, | |
130 | RTL_GIGA_MAC_VER_29, | |
131 | RTL_GIGA_MAC_VER_30, | |
132 | RTL_GIGA_MAC_VER_31, | |
133 | RTL_GIGA_MAC_VER_32, | |
134 | RTL_GIGA_MAC_VER_33, | |
70090424 | 135 | RTL_GIGA_MAC_VER_34, |
85bffe6c | 136 | RTL_GIGA_MAC_NONE = 0xff, |
1da177e4 LT |
137 | }; |
138 | ||
2b7b4318 FR |
139 | enum rtl_tx_desc_version { |
140 | RTL_TD_0 = 0, | |
141 | RTL_TD_1 = 1, | |
142 | }; | |
143 | ||
85bffe6c FR |
144 | #define _R(NAME,TD,FW) \ |
145 | { .name = NAME, .txd_version = TD, .fw_name = FW } | |
1da177e4 | 146 | |
3c6bee1d | 147 | static const struct { |
1da177e4 | 148 | const char *name; |
2b7b4318 | 149 | enum rtl_tx_desc_version txd_version; |
953a12cc | 150 | const char *fw_name; |
85bffe6c FR |
151 | } rtl_chip_infos[] = { |
152 | /* PCI devices. */ | |
153 | [RTL_GIGA_MAC_VER_01] = | |
154 | _R("RTL8169", RTL_TD_0, NULL), | |
155 | [RTL_GIGA_MAC_VER_02] = | |
156 | _R("RTL8169s", RTL_TD_0, NULL), | |
157 | [RTL_GIGA_MAC_VER_03] = | |
158 | _R("RTL8110s", RTL_TD_0, NULL), | |
159 | [RTL_GIGA_MAC_VER_04] = | |
160 | _R("RTL8169sb/8110sb", RTL_TD_0, NULL), | |
161 | [RTL_GIGA_MAC_VER_05] = | |
162 | _R("RTL8169sc/8110sc", RTL_TD_0, NULL), | |
163 | [RTL_GIGA_MAC_VER_06] = | |
164 | _R("RTL8169sc/8110sc", RTL_TD_0, NULL), | |
165 | /* PCI-E devices. */ | |
166 | [RTL_GIGA_MAC_VER_07] = | |
167 | _R("RTL8102e", RTL_TD_1, NULL), | |
168 | [RTL_GIGA_MAC_VER_08] = | |
169 | _R("RTL8102e", RTL_TD_1, NULL), | |
170 | [RTL_GIGA_MAC_VER_09] = | |
171 | _R("RTL8102e", RTL_TD_1, NULL), | |
172 | [RTL_GIGA_MAC_VER_10] = | |
173 | _R("RTL8101e", RTL_TD_0, NULL), | |
174 | [RTL_GIGA_MAC_VER_11] = | |
175 | _R("RTL8168b/8111b", RTL_TD_0, NULL), | |
176 | [RTL_GIGA_MAC_VER_12] = | |
177 | _R("RTL8168b/8111b", RTL_TD_0, NULL), | |
178 | [RTL_GIGA_MAC_VER_13] = | |
179 | _R("RTL8101e", RTL_TD_0, NULL), | |
180 | [RTL_GIGA_MAC_VER_14] = | |
181 | _R("RTL8100e", RTL_TD_0, NULL), | |
182 | [RTL_GIGA_MAC_VER_15] = | |
183 | _R("RTL8100e", RTL_TD_0, NULL), | |
184 | [RTL_GIGA_MAC_VER_16] = | |
185 | _R("RTL8101e", RTL_TD_0, NULL), | |
186 | [RTL_GIGA_MAC_VER_17] = | |
187 | _R("RTL8168b/8111b", RTL_TD_0, NULL), | |
188 | [RTL_GIGA_MAC_VER_18] = | |
189 | _R("RTL8168cp/8111cp", RTL_TD_1, NULL), | |
190 | [RTL_GIGA_MAC_VER_19] = | |
191 | _R("RTL8168c/8111c", RTL_TD_1, NULL), | |
192 | [RTL_GIGA_MAC_VER_20] = | |
193 | _R("RTL8168c/8111c", RTL_TD_1, NULL), | |
194 | [RTL_GIGA_MAC_VER_21] = | |
195 | _R("RTL8168c/8111c", RTL_TD_1, NULL), | |
196 | [RTL_GIGA_MAC_VER_22] = | |
197 | _R("RTL8168c/8111c", RTL_TD_1, NULL), | |
198 | [RTL_GIGA_MAC_VER_23] = | |
199 | _R("RTL8168cp/8111cp", RTL_TD_1, NULL), | |
200 | [RTL_GIGA_MAC_VER_24] = | |
201 | _R("RTL8168cp/8111cp", RTL_TD_1, NULL), | |
202 | [RTL_GIGA_MAC_VER_25] = | |
203 | _R("RTL8168d/8111d", RTL_TD_1, FIRMWARE_8168D_1), | |
204 | [RTL_GIGA_MAC_VER_26] = | |
205 | _R("RTL8168d/8111d", RTL_TD_1, FIRMWARE_8168D_2), | |
206 | [RTL_GIGA_MAC_VER_27] = | |
207 | _R("RTL8168dp/8111dp", RTL_TD_1, NULL), | |
208 | [RTL_GIGA_MAC_VER_28] = | |
209 | _R("RTL8168dp/8111dp", RTL_TD_1, NULL), | |
210 | [RTL_GIGA_MAC_VER_29] = | |
211 | _R("RTL8105e", RTL_TD_1, FIRMWARE_8105E_1), | |
212 | [RTL_GIGA_MAC_VER_30] = | |
213 | _R("RTL8105e", RTL_TD_1, FIRMWARE_8105E_1), | |
214 | [RTL_GIGA_MAC_VER_31] = | |
215 | _R("RTL8168dp/8111dp", RTL_TD_1, NULL), | |
216 | [RTL_GIGA_MAC_VER_32] = | |
217 | _R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_1), | |
218 | [RTL_GIGA_MAC_VER_33] = | |
70090424 HW |
219 | _R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_2), |
220 | [RTL_GIGA_MAC_VER_34] = | |
221 | _R("RTL8168evl/8111evl",RTL_TD_1, FIRMWARE_8168E_3) | |
953a12cc | 222 | }; |
85bffe6c | 223 | #undef _R |
953a12cc | 224 | |
bcf0bf90 FR |
225 | enum cfg_version { |
226 | RTL_CFG_0 = 0x00, | |
227 | RTL_CFG_1, | |
228 | RTL_CFG_2 | |
229 | }; | |
230 | ||
07ce4064 FR |
231 | static void rtl_hw_start_8169(struct net_device *); |
232 | static void rtl_hw_start_8168(struct net_device *); | |
233 | static void rtl_hw_start_8101(struct net_device *); | |
234 | ||
a3aa1884 | 235 | static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = { |
bcf0bf90 | 236 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, |
d2eed8cf | 237 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, |
d81bf551 | 238 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, |
07ce4064 | 239 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 }, |
bcf0bf90 FR |
240 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 }, |
241 | { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), 0, 0, RTL_CFG_0 }, | |
bc1660b5 | 242 | { PCI_DEVICE(PCI_VENDOR_ID_AT, 0xc107), 0, 0, RTL_CFG_0 }, |
bcf0bf90 FR |
243 | { PCI_DEVICE(0x16ec, 0x0116), 0, 0, RTL_CFG_0 }, |
244 | { PCI_VENDOR_ID_LINKSYS, 0x1032, | |
245 | PCI_ANY_ID, 0x0024, 0, 0, RTL_CFG_0 }, | |
11d2e282 CM |
246 | { 0x0001, 0x8168, |
247 | PCI_ANY_ID, 0x2410, 0, 0, RTL_CFG_2 }, | |
1da177e4 LT |
248 | {0,}, |
249 | }; | |
250 | ||
251 | MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl); | |
252 | ||
6f0333b8 | 253 | static int rx_buf_sz = 16383; |
4300e8c7 | 254 | static int use_dac; |
b57b7e5a SH |
255 | static struct { |
256 | u32 msg_enable; | |
257 | } debug = { -1 }; | |
1da177e4 | 258 | |
07d3f51f FR |
259 | enum rtl_registers { |
260 | MAC0 = 0, /* Ethernet hardware address. */ | |
773d2021 | 261 | MAC4 = 4, |
07d3f51f FR |
262 | MAR0 = 8, /* Multicast filter. */ |
263 | CounterAddrLow = 0x10, | |
264 | CounterAddrHigh = 0x14, | |
265 | TxDescStartAddrLow = 0x20, | |
266 | TxDescStartAddrHigh = 0x24, | |
267 | TxHDescStartAddrLow = 0x28, | |
268 | TxHDescStartAddrHigh = 0x2c, | |
269 | FLASH = 0x30, | |
270 | ERSR = 0x36, | |
271 | ChipCmd = 0x37, | |
272 | TxPoll = 0x38, | |
273 | IntrMask = 0x3c, | |
274 | IntrStatus = 0x3e, | |
4f6b00e5 | 275 | |
07d3f51f | 276 | TxConfig = 0x40, |
4f6b00e5 HW |
277 | #define TXCFG_AUTO_FIFO (1 << 7) /* 8111e-vl */ |
278 | #define TXCFG_EMPTY (1 << 11) /* 8111e-vl */ | |
2b7b4318 | 279 | |
4f6b00e5 HW |
280 | RxConfig = 0x44, |
281 | #define RX128_INT_EN (1 << 15) /* 8111c and later */ | |
282 | #define RX_MULTI_EN (1 << 14) /* 8111c only */ | |
283 | #define RXCFG_FIFO_SHIFT 13 | |
284 | /* No threshold before first PCI xfer */ | |
285 | #define RX_FIFO_THRESH (7 << RXCFG_FIFO_SHIFT) | |
286 | #define RXCFG_DMA_SHIFT 8 | |
287 | /* Unlimited maximum PCI burst. */ | |
288 | #define RX_DMA_BURST (7 << RXCFG_DMA_SHIFT) | |
2b7b4318 | 289 | |
07d3f51f FR |
290 | RxMissed = 0x4c, |
291 | Cfg9346 = 0x50, | |
292 | Config0 = 0x51, | |
293 | Config1 = 0x52, | |
294 | Config2 = 0x53, | |
295 | Config3 = 0x54, | |
296 | Config4 = 0x55, | |
297 | Config5 = 0x56, | |
298 | MultiIntr = 0x5c, | |
299 | PHYAR = 0x60, | |
07d3f51f FR |
300 | PHYstatus = 0x6c, |
301 | RxMaxSize = 0xda, | |
302 | CPlusCmd = 0xe0, | |
303 | IntrMitigate = 0xe2, | |
304 | RxDescAddrLow = 0xe4, | |
305 | RxDescAddrHigh = 0xe8, | |
f0298f81 | 306 | EarlyTxThres = 0xec, /* 8169. Unit of 32 bytes. */ |
307 | ||
308 | #define NoEarlyTx 0x3f /* Max value : no early transmit. */ | |
309 | ||
310 | MaxTxPacketSize = 0xec, /* 8101/8168. Unit of 128 bytes. */ | |
311 | ||
312 | #define TxPacketMax (8064 >> 7) | |
313 | ||
07d3f51f FR |
314 | FuncEvent = 0xf0, |
315 | FuncEventMask = 0xf4, | |
316 | FuncPresetState = 0xf8, | |
317 | FuncForceEvent = 0xfc, | |
1da177e4 LT |
318 | }; |
319 | ||
f162a5d1 FR |
320 | enum rtl8110_registers { |
321 | TBICSR = 0x64, | |
322 | TBI_ANAR = 0x68, | |
323 | TBI_LPAR = 0x6a, | |
324 | }; | |
325 | ||
326 | enum rtl8168_8101_registers { | |
327 | CSIDR = 0x64, | |
328 | CSIAR = 0x68, | |
329 | #define CSIAR_FLAG 0x80000000 | |
330 | #define CSIAR_WRITE_CMD 0x80000000 | |
331 | #define CSIAR_BYTE_ENABLE 0x0f | |
332 | #define CSIAR_BYTE_ENABLE_SHIFT 12 | |
333 | #define CSIAR_ADDR_MASK 0x0fff | |
065c27c1 | 334 | PMCH = 0x6f, |
f162a5d1 FR |
335 | EPHYAR = 0x80, |
336 | #define EPHYAR_FLAG 0x80000000 | |
337 | #define EPHYAR_WRITE_CMD 0x80000000 | |
338 | #define EPHYAR_REG_MASK 0x1f | |
339 | #define EPHYAR_REG_SHIFT 16 | |
340 | #define EPHYAR_DATA_MASK 0xffff | |
5a5e4443 | 341 | DLLPR = 0xd0, |
4f6b00e5 | 342 | #define PFM_EN (1 << 6) |
f162a5d1 FR |
343 | DBG_REG = 0xd1, |
344 | #define FIX_NAK_1 (1 << 4) | |
345 | #define FIX_NAK_2 (1 << 3) | |
5a5e4443 HW |
346 | TWSI = 0xd2, |
347 | MCU = 0xd3, | |
4f6b00e5 | 348 | #define NOW_IS_OOB (1 << 7) |
5a5e4443 HW |
349 | #define EN_NDP (1 << 3) |
350 | #define EN_OOB_RESET (1 << 2) | |
daf9df6d | 351 | EFUSEAR = 0xdc, |
352 | #define EFUSEAR_FLAG 0x80000000 | |
353 | #define EFUSEAR_WRITE_CMD 0x80000000 | |
354 | #define EFUSEAR_READ_CMD 0x00000000 | |
355 | #define EFUSEAR_REG_MASK 0x03ff | |
356 | #define EFUSEAR_REG_SHIFT 8 | |
357 | #define EFUSEAR_DATA_MASK 0xff | |
f162a5d1 FR |
358 | }; |
359 | ||
c0e45c1c | 360 | enum rtl8168_registers { |
4f6b00e5 HW |
361 | LED_FREQ = 0x1a, |
362 | EEE_LED = 0x1b, | |
b646d900 | 363 | ERIDR = 0x70, |
364 | ERIAR = 0x74, | |
365 | #define ERIAR_FLAG 0x80000000 | |
366 | #define ERIAR_WRITE_CMD 0x80000000 | |
367 | #define ERIAR_READ_CMD 0x00000000 | |
368 | #define ERIAR_ADDR_BYTE_ALIGN 4 | |
b646d900 | 369 | #define ERIAR_TYPE_SHIFT 16 |
4f6b00e5 HW |
370 | #define ERIAR_EXGMAC (0x00 << ERIAR_TYPE_SHIFT) |
371 | #define ERIAR_MSIX (0x01 << ERIAR_TYPE_SHIFT) | |
372 | #define ERIAR_ASF (0x02 << ERIAR_TYPE_SHIFT) | |
373 | #define ERIAR_MASK_SHIFT 12 | |
374 | #define ERIAR_MASK_0001 (0x1 << ERIAR_MASK_SHIFT) | |
375 | #define ERIAR_MASK_0011 (0x3 << ERIAR_MASK_SHIFT) | |
376 | #define ERIAR_MASK_1111 (0xf << ERIAR_MASK_SHIFT) | |
c0e45c1c | 377 | EPHY_RXER_NUM = 0x7c, |
378 | OCPDR = 0xb0, /* OCP GPHY access */ | |
379 | #define OCPDR_WRITE_CMD 0x80000000 | |
380 | #define OCPDR_READ_CMD 0x00000000 | |
381 | #define OCPDR_REG_MASK 0x7f | |
382 | #define OCPDR_GPHY_REG_SHIFT 16 | |
383 | #define OCPDR_DATA_MASK 0xffff | |
384 | OCPAR = 0xb4, | |
385 | #define OCPAR_FLAG 0x80000000 | |
386 | #define OCPAR_GPHY_WRITE_CMD 0x8000f060 | |
387 | #define OCPAR_GPHY_READ_CMD 0x0000f060 | |
01dc7fec | 388 | RDSAR1 = 0xd0, /* 8168c only. Undocumented on 8168dp */ |
389 | MISC = 0xf0, /* 8168e only. */ | |
cecb5fd7 | 390 | #define TXPLA_RST (1 << 29) |
4f6b00e5 | 391 | #define PWM_EN (1 << 22) |
c0e45c1c | 392 | }; |
393 | ||
07d3f51f | 394 | enum rtl_register_content { |
1da177e4 | 395 | /* InterruptStatusBits */ |
07d3f51f FR |
396 | SYSErr = 0x8000, |
397 | PCSTimeout = 0x4000, | |
398 | SWInt = 0x0100, | |
399 | TxDescUnavail = 0x0080, | |
400 | RxFIFOOver = 0x0040, | |
401 | LinkChg = 0x0020, | |
402 | RxOverflow = 0x0010, | |
403 | TxErr = 0x0008, | |
404 | TxOK = 0x0004, | |
405 | RxErr = 0x0002, | |
406 | RxOK = 0x0001, | |
1da177e4 LT |
407 | |
408 | /* RxStatusDesc */ | |
9dccf611 FR |
409 | RxFOVF = (1 << 23), |
410 | RxRWT = (1 << 22), | |
411 | RxRES = (1 << 21), | |
412 | RxRUNT = (1 << 20), | |
413 | RxCRC = (1 << 19), | |
1da177e4 LT |
414 | |
415 | /* ChipCmdBits */ | |
4f6b00e5 | 416 | StopReq = 0x80, |
07d3f51f FR |
417 | CmdReset = 0x10, |
418 | CmdRxEnb = 0x08, | |
419 | CmdTxEnb = 0x04, | |
420 | RxBufEmpty = 0x01, | |
1da177e4 | 421 | |
275391a4 FR |
422 | /* TXPoll register p.5 */ |
423 | HPQ = 0x80, /* Poll cmd on the high prio queue */ | |
424 | NPQ = 0x40, /* Poll cmd on the low prio queue */ | |
425 | FSWInt = 0x01, /* Forced software interrupt */ | |
426 | ||
1da177e4 | 427 | /* Cfg9346Bits */ |
07d3f51f FR |
428 | Cfg9346_Lock = 0x00, |
429 | Cfg9346_Unlock = 0xc0, | |
1da177e4 LT |
430 | |
431 | /* rx_mode_bits */ | |
07d3f51f FR |
432 | AcceptErr = 0x20, |
433 | AcceptRunt = 0x10, | |
434 | AcceptBroadcast = 0x08, | |
435 | AcceptMulticast = 0x04, | |
436 | AcceptMyPhys = 0x02, | |
437 | AcceptAllPhys = 0x01, | |
1da177e4 | 438 | |
1da177e4 LT |
439 | /* TxConfigBits */ |
440 | TxInterFrameGapShift = 24, | |
441 | TxDMAShift = 8, /* DMA burst value (0-7) is shift this many bits */ | |
442 | ||
5d06a99f | 443 | /* Config1 register p.24 */ |
f162a5d1 FR |
444 | LEDS1 = (1 << 7), |
445 | LEDS0 = (1 << 6), | |
fbac58fc | 446 | MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */ |
f162a5d1 FR |
447 | Speed_down = (1 << 4), |
448 | MEMMAP = (1 << 3), | |
449 | IOMAP = (1 << 2), | |
450 | VPD = (1 << 1), | |
5d06a99f FR |
451 | PMEnable = (1 << 0), /* Power Management Enable */ |
452 | ||
6dccd16b FR |
453 | /* Config2 register p. 25 */ |
454 | PCI_Clock_66MHz = 0x01, | |
455 | PCI_Clock_33MHz = 0x00, | |
456 | ||
61a4dcc2 FR |
457 | /* Config3 register p.25 */ |
458 | MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */ | |
459 | LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */ | |
f162a5d1 | 460 | Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */ |
61a4dcc2 | 461 | |
5d06a99f | 462 | /* Config5 register p.27 */ |
61a4dcc2 FR |
463 | BWF = (1 << 6), /* Accept Broadcast wakeup frame */ |
464 | MWF = (1 << 5), /* Accept Multicast wakeup frame */ | |
465 | UWF = (1 << 4), /* Accept Unicast wakeup frame */ | |
cecb5fd7 | 466 | Spi_en = (1 << 3), |
61a4dcc2 | 467 | LanWake = (1 << 1), /* LanWake enable/disable */ |
5d06a99f FR |
468 | PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */ |
469 | ||
1da177e4 LT |
470 | /* TBICSR p.28 */ |
471 | TBIReset = 0x80000000, | |
472 | TBILoopback = 0x40000000, | |
473 | TBINwEnable = 0x20000000, | |
474 | TBINwRestart = 0x10000000, | |
475 | TBILinkOk = 0x02000000, | |
476 | TBINwComplete = 0x01000000, | |
477 | ||
478 | /* CPlusCmd p.31 */ | |
f162a5d1 FR |
479 | EnableBist = (1 << 15), // 8168 8101 |
480 | Mac_dbgo_oe = (1 << 14), // 8168 8101 | |
481 | Normal_mode = (1 << 13), // unused | |
482 | Force_half_dup = (1 << 12), // 8168 8101 | |
483 | Force_rxflow_en = (1 << 11), // 8168 8101 | |
484 | Force_txflow_en = (1 << 10), // 8168 8101 | |
485 | Cxpl_dbg_sel = (1 << 9), // 8168 8101 | |
486 | ASF = (1 << 8), // 8168 8101 | |
487 | PktCntrDisable = (1 << 7), // 8168 8101 | |
488 | Mac_dbgo_sel = 0x001c, // 8168 | |
1da177e4 LT |
489 | RxVlan = (1 << 6), |
490 | RxChkSum = (1 << 5), | |
491 | PCIDAC = (1 << 4), | |
492 | PCIMulRW = (1 << 3), | |
0e485150 FR |
493 | INTT_0 = 0x0000, // 8168 |
494 | INTT_1 = 0x0001, // 8168 | |
495 | INTT_2 = 0x0002, // 8168 | |
496 | INTT_3 = 0x0003, // 8168 | |
1da177e4 LT |
497 | |
498 | /* rtl8169_PHYstatus */ | |
07d3f51f FR |
499 | TBI_Enable = 0x80, |
500 | TxFlowCtrl = 0x40, | |
501 | RxFlowCtrl = 0x20, | |
502 | _1000bpsF = 0x10, | |
503 | _100bps = 0x08, | |
504 | _10bps = 0x04, | |
505 | LinkStatus = 0x02, | |
506 | FullDup = 0x01, | |
1da177e4 | 507 | |
1da177e4 | 508 | /* _TBICSRBit */ |
07d3f51f | 509 | TBILinkOK = 0x02000000, |
d4a3a0fc SH |
510 | |
511 | /* DumpCounterCommand */ | |
07d3f51f | 512 | CounterDump = 0x8, |
1da177e4 LT |
513 | }; |
514 | ||
2b7b4318 FR |
515 | enum rtl_desc_bit { |
516 | /* First doubleword. */ | |
1da177e4 LT |
517 | DescOwn = (1 << 31), /* Descriptor is owned by NIC */ |
518 | RingEnd = (1 << 30), /* End of descriptor ring */ | |
519 | FirstFrag = (1 << 29), /* First segment of a packet */ | |
520 | LastFrag = (1 << 28), /* Final segment of a packet */ | |
2b7b4318 FR |
521 | }; |
522 | ||
523 | /* Generic case. */ | |
524 | enum rtl_tx_desc_bit { | |
525 | /* First doubleword. */ | |
526 | TD_LSO = (1 << 27), /* Large Send Offload */ | |
527 | #define TD_MSS_MAX 0x07ffu /* MSS value */ | |
1da177e4 | 528 | |
2b7b4318 FR |
529 | /* Second doubleword. */ |
530 | TxVlanTag = (1 << 17), /* Add VLAN tag */ | |
531 | }; | |
532 | ||
533 | /* 8169, 8168b and 810x except 8102e. */ | |
534 | enum rtl_tx_desc_bit_0 { | |
535 | /* First doubleword. */ | |
536 | #define TD0_MSS_SHIFT 16 /* MSS position (11 bits) */ | |
537 | TD0_TCP_CS = (1 << 16), /* Calculate TCP/IP checksum */ | |
538 | TD0_UDP_CS = (1 << 17), /* Calculate UDP/IP checksum */ | |
539 | TD0_IP_CS = (1 << 18), /* Calculate IP checksum */ | |
540 | }; | |
541 | ||
542 | /* 8102e, 8168c and beyond. */ | |
543 | enum rtl_tx_desc_bit_1 { | |
544 | /* Second doubleword. */ | |
545 | #define TD1_MSS_SHIFT 18 /* MSS position (11 bits) */ | |
546 | TD1_IP_CS = (1 << 29), /* Calculate IP checksum */ | |
547 | TD1_TCP_CS = (1 << 30), /* Calculate TCP/IP checksum */ | |
548 | TD1_UDP_CS = (1 << 31), /* Calculate UDP/IP checksum */ | |
549 | }; | |
1da177e4 | 550 | |
2b7b4318 FR |
551 | static const struct rtl_tx_desc_info { |
552 | struct { | |
553 | u32 udp; | |
554 | u32 tcp; | |
555 | } checksum; | |
556 | u16 mss_shift; | |
557 | u16 opts_offset; | |
558 | } tx_desc_info [] = { | |
559 | [RTL_TD_0] = { | |
560 | .checksum = { | |
561 | .udp = TD0_IP_CS | TD0_UDP_CS, | |
562 | .tcp = TD0_IP_CS | TD0_TCP_CS | |
563 | }, | |
564 | .mss_shift = TD0_MSS_SHIFT, | |
565 | .opts_offset = 0 | |
566 | }, | |
567 | [RTL_TD_1] = { | |
568 | .checksum = { | |
569 | .udp = TD1_IP_CS | TD1_UDP_CS, | |
570 | .tcp = TD1_IP_CS | TD1_TCP_CS | |
571 | }, | |
572 | .mss_shift = TD1_MSS_SHIFT, | |
573 | .opts_offset = 1 | |
574 | } | |
575 | }; | |
576 | ||
577 | enum rtl_rx_desc_bit { | |
1da177e4 LT |
578 | /* Rx private */ |
579 | PID1 = (1 << 18), /* Protocol ID bit 1/2 */ | |
580 | PID0 = (1 << 17), /* Protocol ID bit 2/2 */ | |
581 | ||
582 | #define RxProtoUDP (PID1) | |
583 | #define RxProtoTCP (PID0) | |
584 | #define RxProtoIP (PID1 | PID0) | |
585 | #define RxProtoMask RxProtoIP | |
586 | ||
587 | IPFail = (1 << 16), /* IP checksum failed */ | |
588 | UDPFail = (1 << 15), /* UDP/IP checksum failed */ | |
589 | TCPFail = (1 << 14), /* TCP/IP checksum failed */ | |
590 | RxVlanTag = (1 << 16), /* VLAN tag available */ | |
591 | }; | |
592 | ||
593 | #define RsvdMask 0x3fffc000 | |
594 | ||
595 | struct TxDesc { | |
6cccd6e7 REB |
596 | __le32 opts1; |
597 | __le32 opts2; | |
598 | __le64 addr; | |
1da177e4 LT |
599 | }; |
600 | ||
601 | struct RxDesc { | |
6cccd6e7 REB |
602 | __le32 opts1; |
603 | __le32 opts2; | |
604 | __le64 addr; | |
1da177e4 LT |
605 | }; |
606 | ||
607 | struct ring_info { | |
608 | struct sk_buff *skb; | |
609 | u32 len; | |
610 | u8 __pad[sizeof(void *) - sizeof(u32)]; | |
611 | }; | |
612 | ||
f23e7fda | 613 | enum features { |
ccdffb9a FR |
614 | RTL_FEATURE_WOL = (1 << 0), |
615 | RTL_FEATURE_MSI = (1 << 1), | |
616 | RTL_FEATURE_GMII = (1 << 2), | |
f23e7fda FR |
617 | }; |
618 | ||
355423d0 IV |
619 | struct rtl8169_counters { |
620 | __le64 tx_packets; | |
621 | __le64 rx_packets; | |
622 | __le64 tx_errors; | |
623 | __le32 rx_errors; | |
624 | __le16 rx_missed; | |
625 | __le16 align_errors; | |
626 | __le32 tx_one_collision; | |
627 | __le32 tx_multi_collision; | |
628 | __le64 rx_unicast; | |
629 | __le64 rx_broadcast; | |
630 | __le32 rx_multicast; | |
631 | __le16 tx_aborted; | |
632 | __le16 tx_underun; | |
633 | }; | |
634 | ||
1da177e4 LT |
635 | struct rtl8169_private { |
636 | void __iomem *mmio_addr; /* memory map physical address */ | |
cecb5fd7 | 637 | struct pci_dev *pci_dev; |
c4028958 | 638 | struct net_device *dev; |
bea3348e | 639 | struct napi_struct napi; |
cecb5fd7 | 640 | spinlock_t lock; |
b57b7e5a | 641 | u32 msg_enable; |
2b7b4318 FR |
642 | u16 txd_version; |
643 | u16 mac_version; | |
1da177e4 LT |
644 | u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */ |
645 | u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */ | |
646 | u32 dirty_rx; | |
647 | u32 dirty_tx; | |
648 | struct TxDesc *TxDescArray; /* 256-aligned Tx descriptor ring */ | |
649 | struct RxDesc *RxDescArray; /* 256-aligned Rx descriptor ring */ | |
650 | dma_addr_t TxPhyAddr; | |
651 | dma_addr_t RxPhyAddr; | |
6f0333b8 | 652 | void *Rx_databuff[NUM_RX_DESC]; /* Rx data buffers */ |
1da177e4 | 653 | struct ring_info tx_skb[NUM_TX_DESC]; /* Tx data buffers */ |
1da177e4 LT |
654 | struct timer_list timer; |
655 | u16 cp_cmd; | |
0e485150 FR |
656 | u16 intr_event; |
657 | u16 napi_event; | |
1da177e4 | 658 | u16 intr_mask; |
c0e45c1c | 659 | |
660 | struct mdio_ops { | |
661 | void (*write)(void __iomem *, int, int); | |
662 | int (*read)(void __iomem *, int); | |
663 | } mdio_ops; | |
664 | ||
065c27c1 | 665 | struct pll_power_ops { |
666 | void (*down)(struct rtl8169_private *); | |
667 | void (*up)(struct rtl8169_private *); | |
668 | } pll_power_ops; | |
669 | ||
54405cde | 670 | int (*set_speed)(struct net_device *, u8 aneg, u16 sp, u8 dpx, u32 adv); |
ccdffb9a | 671 | int (*get_settings)(struct net_device *, struct ethtool_cmd *); |
4da19633 | 672 | void (*phy_reset_enable)(struct rtl8169_private *tp); |
07ce4064 | 673 | void (*hw_start)(struct net_device *); |
4da19633 | 674 | unsigned int (*phy_reset_pending)(struct rtl8169_private *tp); |
1da177e4 | 675 | unsigned int (*link_ok)(void __iomem *); |
8b4ab28d | 676 | int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd); |
c4028958 | 677 | struct delayed_work task; |
f23e7fda | 678 | unsigned features; |
ccdffb9a FR |
679 | |
680 | struct mii_if_info mii; | |
355423d0 | 681 | struct rtl8169_counters counters; |
e1759441 | 682 | u32 saved_wolopts; |
f1e02ed1 | 683 | |
b6ffd97f FR |
684 | struct rtl_fw { |
685 | const struct firmware *fw; | |
1c361efb FR |
686 | |
687 | #define RTL_VER_SIZE 32 | |
688 | ||
689 | char version[RTL_VER_SIZE]; | |
690 | ||
691 | struct rtl_fw_phy_action { | |
692 | __le32 *code; | |
693 | size_t size; | |
694 | } phy_action; | |
b6ffd97f | 695 | } *rtl_fw; |
953a12cc | 696 | #define RTL_FIRMWARE_UNKNOWN ERR_PTR(-EAGAIN); |
1da177e4 LT |
697 | }; |
698 | ||
979b6c13 | 699 | MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); |
1da177e4 | 700 | MODULE_DESCRIPTION("RealTek RTL-8169 Gigabit Ethernet driver"); |
1da177e4 | 701 | module_param(use_dac, int, 0); |
4300e8c7 | 702 | MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot."); |
b57b7e5a SH |
703 | module_param_named(debug, debug.msg_enable, int, 0); |
704 | MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)"); | |
1da177e4 LT |
705 | MODULE_LICENSE("GPL"); |
706 | MODULE_VERSION(RTL8169_VERSION); | |
bca03d5f | 707 | MODULE_FIRMWARE(FIRMWARE_8168D_1); |
708 | MODULE_FIRMWARE(FIRMWARE_8168D_2); | |
01dc7fec | 709 | MODULE_FIRMWARE(FIRMWARE_8168E_1); |
710 | MODULE_FIRMWARE(FIRMWARE_8168E_2); | |
5a5e4443 | 711 | MODULE_FIRMWARE(FIRMWARE_8105E_1); |
1da177e4 LT |
712 | |
713 | static int rtl8169_open(struct net_device *dev); | |
61357325 SH |
714 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
715 | struct net_device *dev); | |
7d12e780 | 716 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance); |
1da177e4 | 717 | static int rtl8169_init_ring(struct net_device *dev); |
07ce4064 | 718 | static void rtl_hw_start(struct net_device *dev); |
1da177e4 | 719 | static int rtl8169_close(struct net_device *dev); |
07ce4064 | 720 | static void rtl_set_rx_mode(struct net_device *dev); |
1da177e4 | 721 | static void rtl8169_tx_timeout(struct net_device *dev); |
4dcb7d33 | 722 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev); |
1da177e4 | 723 | static int rtl8169_rx_interrupt(struct net_device *, struct rtl8169_private *, |
bea3348e | 724 | void __iomem *, u32 budget); |
4dcb7d33 | 725 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu); |
1da177e4 | 726 | static void rtl8169_down(struct net_device *dev); |
99f252b0 | 727 | static void rtl8169_rx_clear(struct rtl8169_private *tp); |
bea3348e | 728 | static int rtl8169_poll(struct napi_struct *napi, int budget); |
1da177e4 | 729 | |
b646d900 | 730 | static u32 ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg) |
731 | { | |
732 | void __iomem *ioaddr = tp->mmio_addr; | |
733 | int i; | |
734 | ||
735 | RTL_W32(OCPAR, ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); | |
736 | for (i = 0; i < 20; i++) { | |
737 | udelay(100); | |
738 | if (RTL_R32(OCPAR) & OCPAR_FLAG) | |
739 | break; | |
740 | } | |
741 | return RTL_R32(OCPDR); | |
742 | } | |
743 | ||
744 | static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data) | |
745 | { | |
746 | void __iomem *ioaddr = tp->mmio_addr; | |
747 | int i; | |
748 | ||
749 | RTL_W32(OCPDR, data); | |
750 | RTL_W32(OCPAR, OCPAR_FLAG | ((u32)mask & 0x0f) << 12 | (reg & 0x0fff)); | |
751 | for (i = 0; i < 20; i++) { | |
752 | udelay(100); | |
753 | if ((RTL_R32(OCPAR) & OCPAR_FLAG) == 0) | |
754 | break; | |
755 | } | |
756 | } | |
757 | ||
fac5b3ca | 758 | static void rtl8168_oob_notify(struct rtl8169_private *tp, u8 cmd) |
b646d900 | 759 | { |
fac5b3ca | 760 | void __iomem *ioaddr = tp->mmio_addr; |
b646d900 | 761 | int i; |
762 | ||
763 | RTL_W8(ERIDR, cmd); | |
764 | RTL_W32(ERIAR, 0x800010e8); | |
765 | msleep(2); | |
766 | for (i = 0; i < 5; i++) { | |
767 | udelay(100); | |
1e4e82ba | 768 | if (!(RTL_R32(ERIAR) & ERIAR_FLAG)) |
b646d900 | 769 | break; |
770 | } | |
771 | ||
fac5b3ca | 772 | ocp_write(tp, 0x1, 0x30, 0x00000001); |
b646d900 | 773 | } |
774 | ||
775 | #define OOB_CMD_RESET 0x00 | |
776 | #define OOB_CMD_DRIVER_START 0x05 | |
777 | #define OOB_CMD_DRIVER_STOP 0x06 | |
778 | ||
cecb5fd7 FR |
779 | static u16 rtl8168_get_ocp_reg(struct rtl8169_private *tp) |
780 | { | |
781 | return (tp->mac_version == RTL_GIGA_MAC_VER_31) ? 0xb8 : 0x10; | |
782 | } | |
783 | ||
b646d900 | 784 | static void rtl8168_driver_start(struct rtl8169_private *tp) |
785 | { | |
cecb5fd7 | 786 | u16 reg; |
b646d900 | 787 | int i; |
788 | ||
789 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_START); | |
790 | ||
cecb5fd7 | 791 | reg = rtl8168_get_ocp_reg(tp); |
4804b3b3 | 792 | |
b646d900 | 793 | for (i = 0; i < 10; i++) { |
794 | msleep(10); | |
4804b3b3 | 795 | if (ocp_read(tp, 0x0f, reg) & 0x00000800) |
b646d900 | 796 | break; |
797 | } | |
798 | } | |
799 | ||
800 | static void rtl8168_driver_stop(struct rtl8169_private *tp) | |
801 | { | |
cecb5fd7 | 802 | u16 reg; |
b646d900 | 803 | int i; |
804 | ||
805 | rtl8168_oob_notify(tp, OOB_CMD_DRIVER_STOP); | |
806 | ||
cecb5fd7 | 807 | reg = rtl8168_get_ocp_reg(tp); |
4804b3b3 | 808 | |
b646d900 | 809 | for (i = 0; i < 10; i++) { |
810 | msleep(10); | |
4804b3b3 | 811 | if ((ocp_read(tp, 0x0f, reg) & 0x00000800) == 0) |
b646d900 | 812 | break; |
813 | } | |
814 | } | |
815 | ||
4804b3b3 | 816 | static int r8168dp_check_dash(struct rtl8169_private *tp) |
817 | { | |
cecb5fd7 | 818 | u16 reg = rtl8168_get_ocp_reg(tp); |
4804b3b3 | 819 | |
cecb5fd7 | 820 | return (ocp_read(tp, 0x0f, reg) & 0x00008000) ? 1 : 0; |
4804b3b3 | 821 | } |
b646d900 | 822 | |
4da19633 | 823 | static void r8169_mdio_write(void __iomem *ioaddr, int reg_addr, int value) |
1da177e4 LT |
824 | { |
825 | int i; | |
826 | ||
a6baf3af | 827 | RTL_W32(PHYAR, 0x80000000 | (reg_addr & 0x1f) << 16 | (value & 0xffff)); |
1da177e4 | 828 | |
2371408c | 829 | for (i = 20; i > 0; i--) { |
07d3f51f FR |
830 | /* |
831 | * Check if the RTL8169 has completed writing to the specified | |
832 | * MII register. | |
833 | */ | |
5b0384f4 | 834 | if (!(RTL_R32(PHYAR) & 0x80000000)) |
1da177e4 | 835 | break; |
2371408c | 836 | udelay(25); |
1da177e4 | 837 | } |
024a07ba | 838 | /* |
81a95f04 TT |
839 | * According to hardware specs a 20us delay is required after write |
840 | * complete indication, but before sending next command. | |
024a07ba | 841 | */ |
81a95f04 | 842 | udelay(20); |
1da177e4 LT |
843 | } |
844 | ||
4da19633 | 845 | static int r8169_mdio_read(void __iomem *ioaddr, int reg_addr) |
1da177e4 LT |
846 | { |
847 | int i, value = -1; | |
848 | ||
a6baf3af | 849 | RTL_W32(PHYAR, 0x0 | (reg_addr & 0x1f) << 16); |
1da177e4 | 850 | |
2371408c | 851 | for (i = 20; i > 0; i--) { |
07d3f51f FR |
852 | /* |
853 | * Check if the RTL8169 has completed retrieving data from | |
854 | * the specified MII register. | |
855 | */ | |
1da177e4 | 856 | if (RTL_R32(PHYAR) & 0x80000000) { |
a6baf3af | 857 | value = RTL_R32(PHYAR) & 0xffff; |
1da177e4 LT |
858 | break; |
859 | } | |
2371408c | 860 | udelay(25); |
1da177e4 | 861 | } |
81a95f04 TT |
862 | /* |
863 | * According to hardware specs a 20us delay is required after read | |
864 | * complete indication, but before sending next command. | |
865 | */ | |
866 | udelay(20); | |
867 | ||
1da177e4 LT |
868 | return value; |
869 | } | |
870 | ||
c0e45c1c | 871 | static void r8168dp_1_mdio_access(void __iomem *ioaddr, int reg_addr, u32 data) |
872 | { | |
873 | int i; | |
874 | ||
875 | RTL_W32(OCPDR, data | | |
876 | ((reg_addr & OCPDR_REG_MASK) << OCPDR_GPHY_REG_SHIFT)); | |
877 | RTL_W32(OCPAR, OCPAR_GPHY_WRITE_CMD); | |
878 | RTL_W32(EPHY_RXER_NUM, 0); | |
879 | ||
880 | for (i = 0; i < 100; i++) { | |
881 | mdelay(1); | |
882 | if (!(RTL_R32(OCPAR) & OCPAR_FLAG)) | |
883 | break; | |
884 | } | |
885 | } | |
886 | ||
887 | static void r8168dp_1_mdio_write(void __iomem *ioaddr, int reg_addr, int value) | |
888 | { | |
889 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_WRITE_CMD | | |
890 | (value & OCPDR_DATA_MASK)); | |
891 | } | |
892 | ||
893 | static int r8168dp_1_mdio_read(void __iomem *ioaddr, int reg_addr) | |
894 | { | |
895 | int i; | |
896 | ||
897 | r8168dp_1_mdio_access(ioaddr, reg_addr, OCPDR_READ_CMD); | |
898 | ||
899 | mdelay(1); | |
900 | RTL_W32(OCPAR, OCPAR_GPHY_READ_CMD); | |
901 | RTL_W32(EPHY_RXER_NUM, 0); | |
902 | ||
903 | for (i = 0; i < 100; i++) { | |
904 | mdelay(1); | |
905 | if (RTL_R32(OCPAR) & OCPAR_FLAG) | |
906 | break; | |
907 | } | |
908 | ||
909 | return RTL_R32(OCPDR) & OCPDR_DATA_MASK; | |
910 | } | |
911 | ||
e6de30d6 | 912 | #define R8168DP_1_MDIO_ACCESS_BIT 0x00020000 |
913 | ||
914 | static void r8168dp_2_mdio_start(void __iomem *ioaddr) | |
915 | { | |
916 | RTL_W32(0xd0, RTL_R32(0xd0) & ~R8168DP_1_MDIO_ACCESS_BIT); | |
917 | } | |
918 | ||
919 | static void r8168dp_2_mdio_stop(void __iomem *ioaddr) | |
920 | { | |
921 | RTL_W32(0xd0, RTL_R32(0xd0) | R8168DP_1_MDIO_ACCESS_BIT); | |
922 | } | |
923 | ||
924 | static void r8168dp_2_mdio_write(void __iomem *ioaddr, int reg_addr, int value) | |
925 | { | |
926 | r8168dp_2_mdio_start(ioaddr); | |
927 | ||
928 | r8169_mdio_write(ioaddr, reg_addr, value); | |
929 | ||
930 | r8168dp_2_mdio_stop(ioaddr); | |
931 | } | |
932 | ||
933 | static int r8168dp_2_mdio_read(void __iomem *ioaddr, int reg_addr) | |
934 | { | |
935 | int value; | |
936 | ||
937 | r8168dp_2_mdio_start(ioaddr); | |
938 | ||
939 | value = r8169_mdio_read(ioaddr, reg_addr); | |
940 | ||
941 | r8168dp_2_mdio_stop(ioaddr); | |
942 | ||
943 | return value; | |
944 | } | |
945 | ||
4da19633 | 946 | static void rtl_writephy(struct rtl8169_private *tp, int location, u32 val) |
dacf8154 | 947 | { |
c0e45c1c | 948 | tp->mdio_ops.write(tp->mmio_addr, location, val); |
dacf8154 FR |
949 | } |
950 | ||
4da19633 | 951 | static int rtl_readphy(struct rtl8169_private *tp, int location) |
952 | { | |
c0e45c1c | 953 | return tp->mdio_ops.read(tp->mmio_addr, location); |
4da19633 | 954 | } |
955 | ||
956 | static void rtl_patchphy(struct rtl8169_private *tp, int reg_addr, int value) | |
957 | { | |
958 | rtl_writephy(tp, reg_addr, rtl_readphy(tp, reg_addr) | value); | |
959 | } | |
960 | ||
961 | static void rtl_w1w0_phy(struct rtl8169_private *tp, int reg_addr, int p, int m) | |
daf9df6d | 962 | { |
963 | int val; | |
964 | ||
4da19633 | 965 | val = rtl_readphy(tp, reg_addr); |
966 | rtl_writephy(tp, reg_addr, (val | p) & ~m); | |
daf9df6d | 967 | } |
968 | ||
ccdffb9a FR |
969 | static void rtl_mdio_write(struct net_device *dev, int phy_id, int location, |
970 | int val) | |
971 | { | |
972 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a | 973 | |
4da19633 | 974 | rtl_writephy(tp, location, val); |
ccdffb9a FR |
975 | } |
976 | ||
977 | static int rtl_mdio_read(struct net_device *dev, int phy_id, int location) | |
978 | { | |
979 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a | 980 | |
4da19633 | 981 | return rtl_readphy(tp, location); |
ccdffb9a FR |
982 | } |
983 | ||
dacf8154 FR |
984 | static void rtl_ephy_write(void __iomem *ioaddr, int reg_addr, int value) |
985 | { | |
986 | unsigned int i; | |
987 | ||
988 | RTL_W32(EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) | | |
989 | (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); | |
990 | ||
991 | for (i = 0; i < 100; i++) { | |
992 | if (!(RTL_R32(EPHYAR) & EPHYAR_FLAG)) | |
993 | break; | |
994 | udelay(10); | |
995 | } | |
996 | } | |
997 | ||
998 | static u16 rtl_ephy_read(void __iomem *ioaddr, int reg_addr) | |
999 | { | |
1000 | u16 value = 0xffff; | |
1001 | unsigned int i; | |
1002 | ||
1003 | RTL_W32(EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT); | |
1004 | ||
1005 | for (i = 0; i < 100; i++) { | |
1006 | if (RTL_R32(EPHYAR) & EPHYAR_FLAG) { | |
1007 | value = RTL_R32(EPHYAR) & EPHYAR_DATA_MASK; | |
1008 | break; | |
1009 | } | |
1010 | udelay(10); | |
1011 | } | |
1012 | ||
1013 | return value; | |
1014 | } | |
1015 | ||
1016 | static void rtl_csi_write(void __iomem *ioaddr, int addr, int value) | |
1017 | { | |
1018 | unsigned int i; | |
1019 | ||
1020 | RTL_W32(CSIDR, value); | |
1021 | RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) | | |
1022 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); | |
1023 | ||
1024 | for (i = 0; i < 100; i++) { | |
1025 | if (!(RTL_R32(CSIAR) & CSIAR_FLAG)) | |
1026 | break; | |
1027 | udelay(10); | |
1028 | } | |
1029 | } | |
1030 | ||
1031 | static u32 rtl_csi_read(void __iomem *ioaddr, int addr) | |
1032 | { | |
1033 | u32 value = ~0x00; | |
1034 | unsigned int i; | |
1035 | ||
1036 | RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) | | |
1037 | CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); | |
1038 | ||
1039 | for (i = 0; i < 100; i++) { | |
1040 | if (RTL_R32(CSIAR) & CSIAR_FLAG) { | |
1041 | value = RTL_R32(CSIDR); | |
1042 | break; | |
1043 | } | |
1044 | udelay(10); | |
1045 | } | |
1046 | ||
1047 | return value; | |
1048 | } | |
1049 | ||
133ac40a HW |
1050 | static |
1051 | void rtl_eri_write(void __iomem *ioaddr, int addr, u32 mask, u32 val, int type) | |
1052 | { | |
1053 | unsigned int i; | |
1054 | ||
1055 | BUG_ON((addr & 3) || (mask == 0)); | |
1056 | RTL_W32(ERIDR, val); | |
1057 | RTL_W32(ERIAR, ERIAR_WRITE_CMD | type | mask | addr); | |
1058 | ||
1059 | for (i = 0; i < 100; i++) { | |
1060 | if (!(RTL_R32(ERIAR) & ERIAR_FLAG)) | |
1061 | break; | |
1062 | udelay(100); | |
1063 | } | |
1064 | } | |
1065 | ||
1066 | static u32 rtl_eri_read(void __iomem *ioaddr, int addr, int type) | |
1067 | { | |
1068 | u32 value = ~0x00; | |
1069 | unsigned int i; | |
1070 | ||
1071 | RTL_W32(ERIAR, ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr); | |
1072 | ||
1073 | for (i = 0; i < 100; i++) { | |
1074 | if (RTL_R32(ERIAR) & ERIAR_FLAG) { | |
1075 | value = RTL_R32(ERIDR); | |
1076 | break; | |
1077 | } | |
1078 | udelay(100); | |
1079 | } | |
1080 | ||
1081 | return value; | |
1082 | } | |
1083 | ||
1084 | static void | |
1085 | rtl_w1w0_eri(void __iomem *ioaddr, int addr, u32 mask, u32 p, u32 m, int type) | |
1086 | { | |
1087 | u32 val; | |
1088 | ||
1089 | val = rtl_eri_read(ioaddr, addr, type); | |
1090 | rtl_eri_write(ioaddr, addr, mask, (val & ~m) | p, type); | |
1091 | } | |
1092 | ||
daf9df6d | 1093 | static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr) |
1094 | { | |
1095 | u8 value = 0xff; | |
1096 | unsigned int i; | |
1097 | ||
1098 | RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT); | |
1099 | ||
1100 | for (i = 0; i < 300; i++) { | |
1101 | if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) { | |
1102 | value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK; | |
1103 | break; | |
1104 | } | |
1105 | udelay(100); | |
1106 | } | |
1107 | ||
1108 | return value; | |
1109 | } | |
1110 | ||
1da177e4 LT |
1111 | static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr) |
1112 | { | |
1113 | RTL_W16(IntrMask, 0x0000); | |
1114 | ||
1115 | RTL_W16(IntrStatus, 0xffff); | |
1116 | } | |
1117 | ||
4da19633 | 1118 | static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp) |
1da177e4 | 1119 | { |
4da19633 | 1120 | void __iomem *ioaddr = tp->mmio_addr; |
1121 | ||
1da177e4 LT |
1122 | return RTL_R32(TBICSR) & TBIReset; |
1123 | } | |
1124 | ||
4da19633 | 1125 | static unsigned int rtl8169_xmii_reset_pending(struct rtl8169_private *tp) |
1da177e4 | 1126 | { |
4da19633 | 1127 | return rtl_readphy(tp, MII_BMCR) & BMCR_RESET; |
1da177e4 LT |
1128 | } |
1129 | ||
1130 | static unsigned int rtl8169_tbi_link_ok(void __iomem *ioaddr) | |
1131 | { | |
1132 | return RTL_R32(TBICSR) & TBILinkOk; | |
1133 | } | |
1134 | ||
1135 | static unsigned int rtl8169_xmii_link_ok(void __iomem *ioaddr) | |
1136 | { | |
1137 | return RTL_R8(PHYstatus) & LinkStatus; | |
1138 | } | |
1139 | ||
4da19633 | 1140 | static void rtl8169_tbi_reset_enable(struct rtl8169_private *tp) |
1da177e4 | 1141 | { |
4da19633 | 1142 | void __iomem *ioaddr = tp->mmio_addr; |
1143 | ||
1da177e4 LT |
1144 | RTL_W32(TBICSR, RTL_R32(TBICSR) | TBIReset); |
1145 | } | |
1146 | ||
4da19633 | 1147 | static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp) |
1da177e4 LT |
1148 | { |
1149 | unsigned int val; | |
1150 | ||
4da19633 | 1151 | val = rtl_readphy(tp, MII_BMCR) | BMCR_RESET; |
1152 | rtl_writephy(tp, MII_BMCR, val & 0xffff); | |
1da177e4 LT |
1153 | } |
1154 | ||
70090424 HW |
1155 | static void rtl_link_chg_patch(struct rtl8169_private *tp) |
1156 | { | |
1157 | void __iomem *ioaddr = tp->mmio_addr; | |
1158 | struct net_device *dev = tp->dev; | |
1159 | ||
1160 | if (!netif_running(dev)) | |
1161 | return; | |
1162 | ||
1163 | if (tp->mac_version == RTL_GIGA_MAC_VER_34) { | |
1164 | if (RTL_R8(PHYstatus) & _1000bpsF) { | |
1165 | rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111, | |
1166 | 0x00000011, ERIAR_EXGMAC); | |
1167 | rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111, | |
1168 | 0x00000005, ERIAR_EXGMAC); | |
1169 | } else if (RTL_R8(PHYstatus) & _100bps) { | |
1170 | rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111, | |
1171 | 0x0000001f, ERIAR_EXGMAC); | |
1172 | rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111, | |
1173 | 0x00000005, ERIAR_EXGMAC); | |
1174 | } else { | |
1175 | rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111, | |
1176 | 0x0000001f, ERIAR_EXGMAC); | |
1177 | rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111, | |
1178 | 0x0000003f, ERIAR_EXGMAC); | |
1179 | } | |
1180 | /* Reset packet filter */ | |
1181 | rtl_w1w0_eri(ioaddr, 0xdc, ERIAR_MASK_0001, 0x00, 0x01, | |
1182 | ERIAR_EXGMAC); | |
1183 | rtl_w1w0_eri(ioaddr, 0xdc, ERIAR_MASK_0001, 0x01, 0x00, | |
1184 | ERIAR_EXGMAC); | |
1185 | } | |
1186 | } | |
1187 | ||
e4fbce74 | 1188 | static void __rtl8169_check_link_status(struct net_device *dev, |
cecb5fd7 FR |
1189 | struct rtl8169_private *tp, |
1190 | void __iomem *ioaddr, bool pm) | |
1da177e4 LT |
1191 | { |
1192 | unsigned long flags; | |
1193 | ||
1194 | spin_lock_irqsave(&tp->lock, flags); | |
1195 | if (tp->link_ok(ioaddr)) { | |
70090424 | 1196 | rtl_link_chg_patch(tp); |
e1759441 | 1197 | /* This is to cancel a scheduled suspend if there's one. */ |
e4fbce74 RW |
1198 | if (pm) |
1199 | pm_request_resume(&tp->pci_dev->dev); | |
1da177e4 | 1200 | netif_carrier_on(dev); |
1519e57f FR |
1201 | if (net_ratelimit()) |
1202 | netif_info(tp, ifup, dev, "link up\n"); | |
b57b7e5a | 1203 | } else { |
1da177e4 | 1204 | netif_carrier_off(dev); |
bf82c189 | 1205 | netif_info(tp, ifdown, dev, "link down\n"); |
e4fbce74 RW |
1206 | if (pm) |
1207 | pm_schedule_suspend(&tp->pci_dev->dev, 100); | |
b57b7e5a | 1208 | } |
1da177e4 LT |
1209 | spin_unlock_irqrestore(&tp->lock, flags); |
1210 | } | |
1211 | ||
e4fbce74 RW |
1212 | static void rtl8169_check_link_status(struct net_device *dev, |
1213 | struct rtl8169_private *tp, | |
1214 | void __iomem *ioaddr) | |
1215 | { | |
1216 | __rtl8169_check_link_status(dev, tp, ioaddr, false); | |
1217 | } | |
1218 | ||
e1759441 RW |
1219 | #define WAKE_ANY (WAKE_PHY | WAKE_MAGIC | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST) |
1220 | ||
1221 | static u32 __rtl8169_get_wol(struct rtl8169_private *tp) | |
61a4dcc2 | 1222 | { |
61a4dcc2 FR |
1223 | void __iomem *ioaddr = tp->mmio_addr; |
1224 | u8 options; | |
e1759441 | 1225 | u32 wolopts = 0; |
61a4dcc2 FR |
1226 | |
1227 | options = RTL_R8(Config1); | |
1228 | if (!(options & PMEnable)) | |
e1759441 | 1229 | return 0; |
61a4dcc2 FR |
1230 | |
1231 | options = RTL_R8(Config3); | |
1232 | if (options & LinkUp) | |
e1759441 | 1233 | wolopts |= WAKE_PHY; |
61a4dcc2 | 1234 | if (options & MagicPacket) |
e1759441 | 1235 | wolopts |= WAKE_MAGIC; |
61a4dcc2 FR |
1236 | |
1237 | options = RTL_R8(Config5); | |
1238 | if (options & UWF) | |
e1759441 | 1239 | wolopts |= WAKE_UCAST; |
61a4dcc2 | 1240 | if (options & BWF) |
e1759441 | 1241 | wolopts |= WAKE_BCAST; |
61a4dcc2 | 1242 | if (options & MWF) |
e1759441 | 1243 | wolopts |= WAKE_MCAST; |
61a4dcc2 | 1244 | |
e1759441 | 1245 | return wolopts; |
61a4dcc2 FR |
1246 | } |
1247 | ||
e1759441 | 1248 | static void rtl8169_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
61a4dcc2 FR |
1249 | { |
1250 | struct rtl8169_private *tp = netdev_priv(dev); | |
e1759441 RW |
1251 | |
1252 | spin_lock_irq(&tp->lock); | |
1253 | ||
1254 | wol->supported = WAKE_ANY; | |
1255 | wol->wolopts = __rtl8169_get_wol(tp); | |
1256 | ||
1257 | spin_unlock_irq(&tp->lock); | |
1258 | } | |
1259 | ||
1260 | static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts) | |
1261 | { | |
61a4dcc2 | 1262 | void __iomem *ioaddr = tp->mmio_addr; |
07d3f51f | 1263 | unsigned int i; |
350f7596 | 1264 | static const struct { |
61a4dcc2 FR |
1265 | u32 opt; |
1266 | u16 reg; | |
1267 | u8 mask; | |
1268 | } cfg[] = { | |
1269 | { WAKE_ANY, Config1, PMEnable }, | |
1270 | { WAKE_PHY, Config3, LinkUp }, | |
1271 | { WAKE_MAGIC, Config3, MagicPacket }, | |
1272 | { WAKE_UCAST, Config5, UWF }, | |
1273 | { WAKE_BCAST, Config5, BWF }, | |
1274 | { WAKE_MCAST, Config5, MWF }, | |
1275 | { WAKE_ANY, Config5, LanWake } | |
1276 | }; | |
1277 | ||
61a4dcc2 FR |
1278 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
1279 | ||
1280 | for (i = 0; i < ARRAY_SIZE(cfg); i++) { | |
1281 | u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask; | |
e1759441 | 1282 | if (wolopts & cfg[i].opt) |
61a4dcc2 FR |
1283 | options |= cfg[i].mask; |
1284 | RTL_W8(cfg[i].reg, options); | |
1285 | } | |
1286 | ||
1287 | RTL_W8(Cfg9346, Cfg9346_Lock); | |
e1759441 RW |
1288 | } |
1289 | ||
1290 | static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
1291 | { | |
1292 | struct rtl8169_private *tp = netdev_priv(dev); | |
1293 | ||
1294 | spin_lock_irq(&tp->lock); | |
61a4dcc2 | 1295 | |
f23e7fda FR |
1296 | if (wol->wolopts) |
1297 | tp->features |= RTL_FEATURE_WOL; | |
1298 | else | |
1299 | tp->features &= ~RTL_FEATURE_WOL; | |
e1759441 | 1300 | __rtl8169_set_wol(tp, wol->wolopts); |
61a4dcc2 FR |
1301 | spin_unlock_irq(&tp->lock); |
1302 | ||
ea80907f | 1303 | device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts); |
1304 | ||
61a4dcc2 FR |
1305 | return 0; |
1306 | } | |
1307 | ||
31bd204f FR |
1308 | static const char *rtl_lookup_firmware_name(struct rtl8169_private *tp) |
1309 | { | |
85bffe6c | 1310 | return rtl_chip_infos[tp->mac_version].fw_name; |
31bd204f FR |
1311 | } |
1312 | ||
1da177e4 LT |
1313 | static void rtl8169_get_drvinfo(struct net_device *dev, |
1314 | struct ethtool_drvinfo *info) | |
1315 | { | |
1316 | struct rtl8169_private *tp = netdev_priv(dev); | |
b6ffd97f | 1317 | struct rtl_fw *rtl_fw = tp->rtl_fw; |
1da177e4 LT |
1318 | |
1319 | strcpy(info->driver, MODULENAME); | |
1320 | strcpy(info->version, RTL8169_VERSION); | |
1321 | strcpy(info->bus_info, pci_name(tp->pci_dev)); | |
1c361efb FR |
1322 | BUILD_BUG_ON(sizeof(info->fw_version) < sizeof(rtl_fw->version)); |
1323 | strcpy(info->fw_version, IS_ERR_OR_NULL(rtl_fw) ? "N/A" : | |
1324 | rtl_fw->version); | |
1da177e4 LT |
1325 | } |
1326 | ||
1327 | static int rtl8169_get_regs_len(struct net_device *dev) | |
1328 | { | |
1329 | return R8169_REGS_SIZE; | |
1330 | } | |
1331 | ||
1332 | static int rtl8169_set_speed_tbi(struct net_device *dev, | |
54405cde | 1333 | u8 autoneg, u16 speed, u8 duplex, u32 ignored) |
1da177e4 LT |
1334 | { |
1335 | struct rtl8169_private *tp = netdev_priv(dev); | |
1336 | void __iomem *ioaddr = tp->mmio_addr; | |
1337 | int ret = 0; | |
1338 | u32 reg; | |
1339 | ||
1340 | reg = RTL_R32(TBICSR); | |
1341 | if ((autoneg == AUTONEG_DISABLE) && (speed == SPEED_1000) && | |
1342 | (duplex == DUPLEX_FULL)) { | |
1343 | RTL_W32(TBICSR, reg & ~(TBINwEnable | TBINwRestart)); | |
1344 | } else if (autoneg == AUTONEG_ENABLE) | |
1345 | RTL_W32(TBICSR, reg | TBINwEnable | TBINwRestart); | |
1346 | else { | |
bf82c189 JP |
1347 | netif_warn(tp, link, dev, |
1348 | "incorrect speed setting refused in TBI mode\n"); | |
1da177e4 LT |
1349 | ret = -EOPNOTSUPP; |
1350 | } | |
1351 | ||
1352 | return ret; | |
1353 | } | |
1354 | ||
1355 | static int rtl8169_set_speed_xmii(struct net_device *dev, | |
54405cde | 1356 | u8 autoneg, u16 speed, u8 duplex, u32 adv) |
1da177e4 LT |
1357 | { |
1358 | struct rtl8169_private *tp = netdev_priv(dev); | |
3577aa1b | 1359 | int giga_ctrl, bmcr; |
54405cde | 1360 | int rc = -EINVAL; |
1da177e4 | 1361 | |
716b50a3 | 1362 | rtl_writephy(tp, 0x1f, 0x0000); |
1da177e4 LT |
1363 | |
1364 | if (autoneg == AUTONEG_ENABLE) { | |
3577aa1b | 1365 | int auto_nego; |
1366 | ||
4da19633 | 1367 | auto_nego = rtl_readphy(tp, MII_ADVERTISE); |
54405cde ON |
1368 | auto_nego &= ~(ADVERTISE_10HALF | ADVERTISE_10FULL | |
1369 | ADVERTISE_100HALF | ADVERTISE_100FULL); | |
1370 | ||
1371 | if (adv & ADVERTISED_10baseT_Half) | |
1372 | auto_nego |= ADVERTISE_10HALF; | |
1373 | if (adv & ADVERTISED_10baseT_Full) | |
1374 | auto_nego |= ADVERTISE_10FULL; | |
1375 | if (adv & ADVERTISED_100baseT_Half) | |
1376 | auto_nego |= ADVERTISE_100HALF; | |
1377 | if (adv & ADVERTISED_100baseT_Full) | |
1378 | auto_nego |= ADVERTISE_100FULL; | |
1379 | ||
3577aa1b | 1380 | auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; |
1da177e4 | 1381 | |
4da19633 | 1382 | giga_ctrl = rtl_readphy(tp, MII_CTRL1000); |
3577aa1b | 1383 | giga_ctrl &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); |
bcf0bf90 | 1384 | |
3577aa1b | 1385 | /* The 8100e/8101e/8102e do Fast Ethernet only. */ |
826e6cbd | 1386 | if (tp->mii.supports_gmii) { |
54405cde ON |
1387 | if (adv & ADVERTISED_1000baseT_Half) |
1388 | giga_ctrl |= ADVERTISE_1000HALF; | |
1389 | if (adv & ADVERTISED_1000baseT_Full) | |
1390 | giga_ctrl |= ADVERTISE_1000FULL; | |
1391 | } else if (adv & (ADVERTISED_1000baseT_Half | | |
1392 | ADVERTISED_1000baseT_Full)) { | |
bf82c189 JP |
1393 | netif_info(tp, link, dev, |
1394 | "PHY does not support 1000Mbps\n"); | |
54405cde | 1395 | goto out; |
bcf0bf90 | 1396 | } |
1da177e4 | 1397 | |
3577aa1b | 1398 | bmcr = BMCR_ANENABLE | BMCR_ANRESTART; |
1399 | ||
4da19633 | 1400 | rtl_writephy(tp, MII_ADVERTISE, auto_nego); |
1401 | rtl_writephy(tp, MII_CTRL1000, giga_ctrl); | |
3577aa1b | 1402 | } else { |
1403 | giga_ctrl = 0; | |
1404 | ||
1405 | if (speed == SPEED_10) | |
1406 | bmcr = 0; | |
1407 | else if (speed == SPEED_100) | |
1408 | bmcr = BMCR_SPEED100; | |
1409 | else | |
54405cde | 1410 | goto out; |
3577aa1b | 1411 | |
1412 | if (duplex == DUPLEX_FULL) | |
1413 | bmcr |= BMCR_FULLDPLX; | |
2584fbc3 RS |
1414 | } |
1415 | ||
4da19633 | 1416 | rtl_writephy(tp, MII_BMCR, bmcr); |
3577aa1b | 1417 | |
cecb5fd7 FR |
1418 | if (tp->mac_version == RTL_GIGA_MAC_VER_02 || |
1419 | tp->mac_version == RTL_GIGA_MAC_VER_03) { | |
3577aa1b | 1420 | if ((speed == SPEED_100) && (autoneg != AUTONEG_ENABLE)) { |
4da19633 | 1421 | rtl_writephy(tp, 0x17, 0x2138); |
1422 | rtl_writephy(tp, 0x0e, 0x0260); | |
3577aa1b | 1423 | } else { |
4da19633 | 1424 | rtl_writephy(tp, 0x17, 0x2108); |
1425 | rtl_writephy(tp, 0x0e, 0x0000); | |
3577aa1b | 1426 | } |
1427 | } | |
1428 | ||
54405cde ON |
1429 | rc = 0; |
1430 | out: | |
1431 | return rc; | |
1da177e4 LT |
1432 | } |
1433 | ||
1434 | static int rtl8169_set_speed(struct net_device *dev, | |
54405cde | 1435 | u8 autoneg, u16 speed, u8 duplex, u32 advertising) |
1da177e4 LT |
1436 | { |
1437 | struct rtl8169_private *tp = netdev_priv(dev); | |
1438 | int ret; | |
1439 | ||
54405cde | 1440 | ret = tp->set_speed(dev, autoneg, speed, duplex, advertising); |
4876cc1e FR |
1441 | if (ret < 0) |
1442 | goto out; | |
1da177e4 | 1443 | |
4876cc1e FR |
1444 | if (netif_running(dev) && (autoneg == AUTONEG_ENABLE) && |
1445 | (advertising & ADVERTISED_1000baseT_Full)) { | |
1da177e4 | 1446 | mod_timer(&tp->timer, jiffies + RTL8169_PHY_TIMEOUT); |
4876cc1e FR |
1447 | } |
1448 | out: | |
1da177e4 LT |
1449 | return ret; |
1450 | } | |
1451 | ||
1452 | static int rtl8169_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
1453 | { | |
1454 | struct rtl8169_private *tp = netdev_priv(dev); | |
1455 | unsigned long flags; | |
1456 | int ret; | |
1457 | ||
4876cc1e FR |
1458 | del_timer_sync(&tp->timer); |
1459 | ||
1da177e4 | 1460 | spin_lock_irqsave(&tp->lock, flags); |
cecb5fd7 | 1461 | ret = rtl8169_set_speed(dev, cmd->autoneg, ethtool_cmd_speed(cmd), |
25db0338 | 1462 | cmd->duplex, cmd->advertising); |
1da177e4 | 1463 | spin_unlock_irqrestore(&tp->lock, flags); |
5b0384f4 | 1464 | |
1da177e4 LT |
1465 | return ret; |
1466 | } | |
1467 | ||
350fb32a | 1468 | static u32 rtl8169_fix_features(struct net_device *dev, u32 features) |
1da177e4 | 1469 | { |
2b7b4318 | 1470 | if (dev->mtu > TD_MSS_MAX) |
350fb32a | 1471 | features &= ~NETIF_F_ALL_TSO; |
1da177e4 | 1472 | |
350fb32a | 1473 | return features; |
1da177e4 LT |
1474 | } |
1475 | ||
350fb32a | 1476 | static int rtl8169_set_features(struct net_device *dev, u32 features) |
1da177e4 LT |
1477 | { |
1478 | struct rtl8169_private *tp = netdev_priv(dev); | |
1479 | void __iomem *ioaddr = tp->mmio_addr; | |
1480 | unsigned long flags; | |
1481 | ||
1482 | spin_lock_irqsave(&tp->lock, flags); | |
1483 | ||
350fb32a | 1484 | if (features & NETIF_F_RXCSUM) |
1da177e4 LT |
1485 | tp->cp_cmd |= RxChkSum; |
1486 | else | |
1487 | tp->cp_cmd &= ~RxChkSum; | |
1488 | ||
350fb32a MM |
1489 | if (dev->features & NETIF_F_HW_VLAN_RX) |
1490 | tp->cp_cmd |= RxVlan; | |
1491 | else | |
1492 | tp->cp_cmd &= ~RxVlan; | |
1493 | ||
1da177e4 LT |
1494 | RTL_W16(CPlusCmd, tp->cp_cmd); |
1495 | RTL_R16(CPlusCmd); | |
1496 | ||
1497 | spin_unlock_irqrestore(&tp->lock, flags); | |
1498 | ||
1499 | return 0; | |
1500 | } | |
1501 | ||
1da177e4 LT |
1502 | static inline u32 rtl8169_tx_vlan_tag(struct rtl8169_private *tp, |
1503 | struct sk_buff *skb) | |
1504 | { | |
eab6d18d | 1505 | return (vlan_tx_tag_present(skb)) ? |
1da177e4 LT |
1506 | TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00; |
1507 | } | |
1508 | ||
7a8fc77b | 1509 | static void rtl8169_rx_vlan_tag(struct RxDesc *desc, struct sk_buff *skb) |
1da177e4 LT |
1510 | { |
1511 | u32 opts2 = le32_to_cpu(desc->opts2); | |
1da177e4 | 1512 | |
7a8fc77b FR |
1513 | if (opts2 & RxVlanTag) |
1514 | __vlan_hwaccel_put_tag(skb, swab16(opts2 & 0xffff)); | |
2edae08e | 1515 | |
1da177e4 | 1516 | desc->opts2 = 0; |
1da177e4 LT |
1517 | } |
1518 | ||
ccdffb9a | 1519 | static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd) |
1da177e4 LT |
1520 | { |
1521 | struct rtl8169_private *tp = netdev_priv(dev); | |
1522 | void __iomem *ioaddr = tp->mmio_addr; | |
1523 | u32 status; | |
1524 | ||
1525 | cmd->supported = | |
1526 | SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE; | |
1527 | cmd->port = PORT_FIBRE; | |
1528 | cmd->transceiver = XCVR_INTERNAL; | |
1529 | ||
1530 | status = RTL_R32(TBICSR); | |
1531 | cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0; | |
1532 | cmd->autoneg = !!(status & TBINwEnable); | |
1533 | ||
70739497 | 1534 | ethtool_cmd_speed_set(cmd, SPEED_1000); |
1da177e4 | 1535 | cmd->duplex = DUPLEX_FULL; /* Always set */ |
ccdffb9a FR |
1536 | |
1537 | return 0; | |
1da177e4 LT |
1538 | } |
1539 | ||
ccdffb9a | 1540 | static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd) |
1da177e4 LT |
1541 | { |
1542 | struct rtl8169_private *tp = netdev_priv(dev); | |
ccdffb9a FR |
1543 | |
1544 | return mii_ethtool_gset(&tp->mii, cmd); | |
1da177e4 LT |
1545 | } |
1546 | ||
1547 | static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
1548 | { | |
1549 | struct rtl8169_private *tp = netdev_priv(dev); | |
1550 | unsigned long flags; | |
ccdffb9a | 1551 | int rc; |
1da177e4 LT |
1552 | |
1553 | spin_lock_irqsave(&tp->lock, flags); | |
1554 | ||
ccdffb9a | 1555 | rc = tp->get_settings(dev, cmd); |
1da177e4 LT |
1556 | |
1557 | spin_unlock_irqrestore(&tp->lock, flags); | |
ccdffb9a | 1558 | return rc; |
1da177e4 LT |
1559 | } |
1560 | ||
1561 | static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs, | |
1562 | void *p) | |
1563 | { | |
5b0384f4 FR |
1564 | struct rtl8169_private *tp = netdev_priv(dev); |
1565 | unsigned long flags; | |
1da177e4 | 1566 | |
5b0384f4 FR |
1567 | if (regs->len > R8169_REGS_SIZE) |
1568 | regs->len = R8169_REGS_SIZE; | |
1da177e4 | 1569 | |
5b0384f4 FR |
1570 | spin_lock_irqsave(&tp->lock, flags); |
1571 | memcpy_fromio(p, tp->mmio_addr, regs->len); | |
1572 | spin_unlock_irqrestore(&tp->lock, flags); | |
1da177e4 LT |
1573 | } |
1574 | ||
b57b7e5a SH |
1575 | static u32 rtl8169_get_msglevel(struct net_device *dev) |
1576 | { | |
1577 | struct rtl8169_private *tp = netdev_priv(dev); | |
1578 | ||
1579 | return tp->msg_enable; | |
1580 | } | |
1581 | ||
1582 | static void rtl8169_set_msglevel(struct net_device *dev, u32 value) | |
1583 | { | |
1584 | struct rtl8169_private *tp = netdev_priv(dev); | |
1585 | ||
1586 | tp->msg_enable = value; | |
1587 | } | |
1588 | ||
d4a3a0fc SH |
1589 | static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = { |
1590 | "tx_packets", | |
1591 | "rx_packets", | |
1592 | "tx_errors", | |
1593 | "rx_errors", | |
1594 | "rx_missed", | |
1595 | "align_errors", | |
1596 | "tx_single_collisions", | |
1597 | "tx_multi_collisions", | |
1598 | "unicast", | |
1599 | "broadcast", | |
1600 | "multicast", | |
1601 | "tx_aborted", | |
1602 | "tx_underrun", | |
1603 | }; | |
1604 | ||
b9f2c044 | 1605 | static int rtl8169_get_sset_count(struct net_device *dev, int sset) |
d4a3a0fc | 1606 | { |
b9f2c044 JG |
1607 | switch (sset) { |
1608 | case ETH_SS_STATS: | |
1609 | return ARRAY_SIZE(rtl8169_gstrings); | |
1610 | default: | |
1611 | return -EOPNOTSUPP; | |
1612 | } | |
d4a3a0fc SH |
1613 | } |
1614 | ||
355423d0 | 1615 | static void rtl8169_update_counters(struct net_device *dev) |
d4a3a0fc SH |
1616 | { |
1617 | struct rtl8169_private *tp = netdev_priv(dev); | |
1618 | void __iomem *ioaddr = tp->mmio_addr; | |
cecb5fd7 | 1619 | struct device *d = &tp->pci_dev->dev; |
d4a3a0fc SH |
1620 | struct rtl8169_counters *counters; |
1621 | dma_addr_t paddr; | |
1622 | u32 cmd; | |
355423d0 | 1623 | int wait = 1000; |
d4a3a0fc | 1624 | |
355423d0 IV |
1625 | /* |
1626 | * Some chips are unable to dump tally counters when the receiver | |
1627 | * is disabled. | |
1628 | */ | |
1629 | if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0) | |
1630 | return; | |
d4a3a0fc | 1631 | |
48addcc9 | 1632 | counters = dma_alloc_coherent(d, sizeof(*counters), &paddr, GFP_KERNEL); |
d4a3a0fc SH |
1633 | if (!counters) |
1634 | return; | |
1635 | ||
1636 | RTL_W32(CounterAddrHigh, (u64)paddr >> 32); | |
284901a9 | 1637 | cmd = (u64)paddr & DMA_BIT_MASK(32); |
d4a3a0fc SH |
1638 | RTL_W32(CounterAddrLow, cmd); |
1639 | RTL_W32(CounterAddrLow, cmd | CounterDump); | |
1640 | ||
355423d0 IV |
1641 | while (wait--) { |
1642 | if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) { | |
355423d0 | 1643 | memcpy(&tp->counters, counters, sizeof(*counters)); |
d4a3a0fc | 1644 | break; |
355423d0 IV |
1645 | } |
1646 | udelay(10); | |
d4a3a0fc SH |
1647 | } |
1648 | ||
1649 | RTL_W32(CounterAddrLow, 0); | |
1650 | RTL_W32(CounterAddrHigh, 0); | |
1651 | ||
48addcc9 | 1652 | dma_free_coherent(d, sizeof(*counters), counters, paddr); |
d4a3a0fc SH |
1653 | } |
1654 | ||
355423d0 IV |
1655 | static void rtl8169_get_ethtool_stats(struct net_device *dev, |
1656 | struct ethtool_stats *stats, u64 *data) | |
1657 | { | |
1658 | struct rtl8169_private *tp = netdev_priv(dev); | |
1659 | ||
1660 | ASSERT_RTNL(); | |
1661 | ||
1662 | rtl8169_update_counters(dev); | |
1663 | ||
1664 | data[0] = le64_to_cpu(tp->counters.tx_packets); | |
1665 | data[1] = le64_to_cpu(tp->counters.rx_packets); | |
1666 | data[2] = le64_to_cpu(tp->counters.tx_errors); | |
1667 | data[3] = le32_to_cpu(tp->counters.rx_errors); | |
1668 | data[4] = le16_to_cpu(tp->counters.rx_missed); | |
1669 | data[5] = le16_to_cpu(tp->counters.align_errors); | |
1670 | data[6] = le32_to_cpu(tp->counters.tx_one_collision); | |
1671 | data[7] = le32_to_cpu(tp->counters.tx_multi_collision); | |
1672 | data[8] = le64_to_cpu(tp->counters.rx_unicast); | |
1673 | data[9] = le64_to_cpu(tp->counters.rx_broadcast); | |
1674 | data[10] = le32_to_cpu(tp->counters.rx_multicast); | |
1675 | data[11] = le16_to_cpu(tp->counters.tx_aborted); | |
1676 | data[12] = le16_to_cpu(tp->counters.tx_underun); | |
1677 | } | |
1678 | ||
d4a3a0fc SH |
1679 | static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) |
1680 | { | |
1681 | switch(stringset) { | |
1682 | case ETH_SS_STATS: | |
1683 | memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); | |
1684 | break; | |
1685 | } | |
1686 | } | |
1687 | ||
7282d491 | 1688 | static const struct ethtool_ops rtl8169_ethtool_ops = { |
1da177e4 LT |
1689 | .get_drvinfo = rtl8169_get_drvinfo, |
1690 | .get_regs_len = rtl8169_get_regs_len, | |
1691 | .get_link = ethtool_op_get_link, | |
1692 | .get_settings = rtl8169_get_settings, | |
1693 | .set_settings = rtl8169_set_settings, | |
b57b7e5a SH |
1694 | .get_msglevel = rtl8169_get_msglevel, |
1695 | .set_msglevel = rtl8169_set_msglevel, | |
1da177e4 | 1696 | .get_regs = rtl8169_get_regs, |
61a4dcc2 FR |
1697 | .get_wol = rtl8169_get_wol, |
1698 | .set_wol = rtl8169_set_wol, | |
d4a3a0fc | 1699 | .get_strings = rtl8169_get_strings, |
b9f2c044 | 1700 | .get_sset_count = rtl8169_get_sset_count, |
d4a3a0fc | 1701 | .get_ethtool_stats = rtl8169_get_ethtool_stats, |
1da177e4 LT |
1702 | }; |
1703 | ||
07d3f51f | 1704 | static void rtl8169_get_mac_version(struct rtl8169_private *tp, |
5d320a20 | 1705 | struct net_device *dev, u8 default_version) |
1da177e4 | 1706 | { |
5d320a20 | 1707 | void __iomem *ioaddr = tp->mmio_addr; |
0e485150 FR |
1708 | /* |
1709 | * The driver currently handles the 8168Bf and the 8168Be identically | |
1710 | * but they can be identified more specifically through the test below | |
1711 | * if needed: | |
1712 | * | |
1713 | * (RTL_R32(TxConfig) & 0x700000) == 0x500000 ? 8168Bf : 8168Be | |
0127215c FR |
1714 | * |
1715 | * Same thing for the 8101Eb and the 8101Ec: | |
1716 | * | |
1717 | * (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec | |
0e485150 | 1718 | */ |
3744100e | 1719 | static const struct rtl_mac_info { |
1da177e4 | 1720 | u32 mask; |
e3cf0cc0 | 1721 | u32 val; |
1da177e4 LT |
1722 | int mac_version; |
1723 | } mac_info[] = { | |
01dc7fec | 1724 | /* 8168E family. */ |
70090424 | 1725 | { 0x7c800000, 0x2c800000, RTL_GIGA_MAC_VER_34 }, |
01dc7fec | 1726 | { 0x7cf00000, 0x2c200000, RTL_GIGA_MAC_VER_33 }, |
1727 | { 0x7cf00000, 0x2c100000, RTL_GIGA_MAC_VER_32 }, | |
1728 | { 0x7c800000, 0x2c000000, RTL_GIGA_MAC_VER_33 }, | |
1729 | ||
5b538df9 | 1730 | /* 8168D family. */ |
daf9df6d | 1731 | { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 }, |
1732 | { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 }, | |
daf9df6d | 1733 | { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 }, |
5b538df9 | 1734 | |
e6de30d6 | 1735 | /* 8168DP family. */ |
1736 | { 0x7cf00000, 0x28800000, RTL_GIGA_MAC_VER_27 }, | |
1737 | { 0x7cf00000, 0x28a00000, RTL_GIGA_MAC_VER_28 }, | |
4804b3b3 | 1738 | { 0x7cf00000, 0x28b00000, RTL_GIGA_MAC_VER_31 }, |
e6de30d6 | 1739 | |
ef808d50 | 1740 | /* 8168C family. */ |
17c99297 | 1741 | { 0x7cf00000, 0x3cb00000, RTL_GIGA_MAC_VER_24 }, |
ef3386f0 | 1742 | { 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 }, |
ef808d50 | 1743 | { 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 }, |
7f3e3d3a | 1744 | { 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 }, |
e3cf0cc0 FR |
1745 | { 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 }, |
1746 | { 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 }, | |
197ff761 | 1747 | { 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 }, |
6fb07058 | 1748 | { 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 }, |
ef808d50 | 1749 | { 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 }, |
e3cf0cc0 FR |
1750 | |
1751 | /* 8168B family. */ | |
1752 | { 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 }, | |
1753 | { 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 }, | |
1754 | { 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 }, | |
1755 | { 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 }, | |
1756 | ||
1757 | /* 8101 family. */ | |
36a0e6c2 | 1758 | { 0x7cf00000, 0x40b00000, RTL_GIGA_MAC_VER_30 }, |
5a5e4443 HW |
1759 | { 0x7cf00000, 0x40a00000, RTL_GIGA_MAC_VER_30 }, |
1760 | { 0x7cf00000, 0x40900000, RTL_GIGA_MAC_VER_29 }, | |
1761 | { 0x7c800000, 0x40800000, RTL_GIGA_MAC_VER_30 }, | |
2857ffb7 FR |
1762 | { 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 }, |
1763 | { 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 }, | |
1764 | { 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 }, | |
1765 | { 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 }, | |
1766 | { 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 }, | |
1767 | { 0x7cf00000, 0x24800000, RTL_GIGA_MAC_VER_07 }, | |
e3cf0cc0 | 1768 | { 0x7cf00000, 0x34000000, RTL_GIGA_MAC_VER_13 }, |
2857ffb7 | 1769 | { 0x7cf00000, 0x34300000, RTL_GIGA_MAC_VER_10 }, |
e3cf0cc0 | 1770 | { 0x7cf00000, 0x34200000, RTL_GIGA_MAC_VER_16 }, |
2857ffb7 FR |
1771 | { 0x7c800000, 0x34800000, RTL_GIGA_MAC_VER_09 }, |
1772 | { 0x7c800000, 0x24800000, RTL_GIGA_MAC_VER_09 }, | |
e3cf0cc0 FR |
1773 | { 0x7c800000, 0x34000000, RTL_GIGA_MAC_VER_16 }, |
1774 | /* FIXME: where did these entries come from ? -- FR */ | |
1775 | { 0xfc800000, 0x38800000, RTL_GIGA_MAC_VER_15 }, | |
1776 | { 0xfc800000, 0x30800000, RTL_GIGA_MAC_VER_14 }, | |
1777 | ||
1778 | /* 8110 family. */ | |
1779 | { 0xfc800000, 0x98000000, RTL_GIGA_MAC_VER_06 }, | |
1780 | { 0xfc800000, 0x18000000, RTL_GIGA_MAC_VER_05 }, | |
1781 | { 0xfc800000, 0x10000000, RTL_GIGA_MAC_VER_04 }, | |
1782 | { 0xfc800000, 0x04000000, RTL_GIGA_MAC_VER_03 }, | |
1783 | { 0xfc800000, 0x00800000, RTL_GIGA_MAC_VER_02 }, | |
1784 | { 0xfc800000, 0x00000000, RTL_GIGA_MAC_VER_01 }, | |
1785 | ||
f21b75e9 JD |
1786 | /* Catch-all */ |
1787 | { 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE } | |
3744100e FR |
1788 | }; |
1789 | const struct rtl_mac_info *p = mac_info; | |
1da177e4 LT |
1790 | u32 reg; |
1791 | ||
e3cf0cc0 FR |
1792 | reg = RTL_R32(TxConfig); |
1793 | while ((reg & p->mask) != p->val) | |
1da177e4 LT |
1794 | p++; |
1795 | tp->mac_version = p->mac_version; | |
5d320a20 FR |
1796 | |
1797 | if (tp->mac_version == RTL_GIGA_MAC_NONE) { | |
1798 | netif_notice(tp, probe, dev, | |
1799 | "unknown MAC, using family default\n"); | |
1800 | tp->mac_version = default_version; | |
1801 | } | |
1da177e4 LT |
1802 | } |
1803 | ||
1804 | static void rtl8169_print_mac_version(struct rtl8169_private *tp) | |
1805 | { | |
bcf0bf90 | 1806 | dprintk("mac_version = 0x%02x\n", tp->mac_version); |
1da177e4 LT |
1807 | } |
1808 | ||
867763c1 FR |
1809 | struct phy_reg { |
1810 | u16 reg; | |
1811 | u16 val; | |
1812 | }; | |
1813 | ||
4da19633 | 1814 | static void rtl_writephy_batch(struct rtl8169_private *tp, |
1815 | const struct phy_reg *regs, int len) | |
867763c1 FR |
1816 | { |
1817 | while (len-- > 0) { | |
4da19633 | 1818 | rtl_writephy(tp, regs->reg, regs->val); |
867763c1 FR |
1819 | regs++; |
1820 | } | |
1821 | } | |
1822 | ||
bca03d5f | 1823 | #define PHY_READ 0x00000000 |
1824 | #define PHY_DATA_OR 0x10000000 | |
1825 | #define PHY_DATA_AND 0x20000000 | |
1826 | #define PHY_BJMPN 0x30000000 | |
1827 | #define PHY_READ_EFUSE 0x40000000 | |
1828 | #define PHY_READ_MAC_BYTE 0x50000000 | |
1829 | #define PHY_WRITE_MAC_BYTE 0x60000000 | |
1830 | #define PHY_CLEAR_READCOUNT 0x70000000 | |
1831 | #define PHY_WRITE 0x80000000 | |
1832 | #define PHY_READCOUNT_EQ_SKIP 0x90000000 | |
1833 | #define PHY_COMP_EQ_SKIPN 0xa0000000 | |
1834 | #define PHY_COMP_NEQ_SKIPN 0xb0000000 | |
1835 | #define PHY_WRITE_PREVIOUS 0xc0000000 | |
1836 | #define PHY_SKIPN 0xd0000000 | |
1837 | #define PHY_DELAY_MS 0xe0000000 | |
1838 | #define PHY_WRITE_ERI_WORD 0xf0000000 | |
1839 | ||
960aee6c HW |
1840 | struct fw_info { |
1841 | u32 magic; | |
1842 | char version[RTL_VER_SIZE]; | |
1843 | __le32 fw_start; | |
1844 | __le32 fw_len; | |
1845 | u8 chksum; | |
1846 | } __packed; | |
1847 | ||
1c361efb FR |
1848 | #define FW_OPCODE_SIZE sizeof(typeof(*((struct rtl_fw_phy_action *)0)->code)) |
1849 | ||
1850 | static bool rtl_fw_format_ok(struct rtl8169_private *tp, struct rtl_fw *rtl_fw) | |
bca03d5f | 1851 | { |
b6ffd97f | 1852 | const struct firmware *fw = rtl_fw->fw; |
960aee6c | 1853 | struct fw_info *fw_info = (struct fw_info *)fw->data; |
1c361efb FR |
1854 | struct rtl_fw_phy_action *pa = &rtl_fw->phy_action; |
1855 | char *version = rtl_fw->version; | |
1856 | bool rc = false; | |
1857 | ||
1858 | if (fw->size < FW_OPCODE_SIZE) | |
1859 | goto out; | |
960aee6c HW |
1860 | |
1861 | if (!fw_info->magic) { | |
1862 | size_t i, size, start; | |
1863 | u8 checksum = 0; | |
1864 | ||
1865 | if (fw->size < sizeof(*fw_info)) | |
1866 | goto out; | |
1867 | ||
1868 | for (i = 0; i < fw->size; i++) | |
1869 | checksum += fw->data[i]; | |
1870 | if (checksum != 0) | |
1871 | goto out; | |
1872 | ||
1873 | start = le32_to_cpu(fw_info->fw_start); | |
1874 | if (start > fw->size) | |
1875 | goto out; | |
1876 | ||
1877 | size = le32_to_cpu(fw_info->fw_len); | |
1878 | if (size > (fw->size - start) / FW_OPCODE_SIZE) | |
1879 | goto out; | |
1880 | ||
1881 | memcpy(version, fw_info->version, RTL_VER_SIZE); | |
1882 | ||
1883 | pa->code = (__le32 *)(fw->data + start); | |
1884 | pa->size = size; | |
1885 | } else { | |
1c361efb FR |
1886 | if (fw->size % FW_OPCODE_SIZE) |
1887 | goto out; | |
1888 | ||
1889 | strlcpy(version, rtl_lookup_firmware_name(tp), RTL_VER_SIZE); | |
1890 | ||
1891 | pa->code = (__le32 *)fw->data; | |
1892 | pa->size = fw->size / FW_OPCODE_SIZE; | |
1893 | } | |
1894 | version[RTL_VER_SIZE - 1] = 0; | |
1895 | ||
1896 | rc = true; | |
1897 | out: | |
1898 | return rc; | |
1899 | } | |
1900 | ||
fd112f2e FR |
1901 | static bool rtl_fw_data_ok(struct rtl8169_private *tp, struct net_device *dev, |
1902 | struct rtl_fw_phy_action *pa) | |
1c361efb | 1903 | { |
fd112f2e | 1904 | bool rc = false; |
1c361efb | 1905 | size_t index; |
bca03d5f | 1906 | |
1c361efb FR |
1907 | for (index = 0; index < pa->size; index++) { |
1908 | u32 action = le32_to_cpu(pa->code[index]); | |
42b82dc1 | 1909 | u32 regno = (action & 0x0fff0000) >> 16; |
bca03d5f | 1910 | |
42b82dc1 | 1911 | switch(action & 0xf0000000) { |
1912 | case PHY_READ: | |
1913 | case PHY_DATA_OR: | |
1914 | case PHY_DATA_AND: | |
1915 | case PHY_READ_EFUSE: | |
1916 | case PHY_CLEAR_READCOUNT: | |
1917 | case PHY_WRITE: | |
1918 | case PHY_WRITE_PREVIOUS: | |
1919 | case PHY_DELAY_MS: | |
1920 | break; | |
1921 | ||
1922 | case PHY_BJMPN: | |
1923 | if (regno > index) { | |
fd112f2e | 1924 | netif_err(tp, ifup, tp->dev, |
cecb5fd7 | 1925 | "Out of range of firmware\n"); |
fd112f2e | 1926 | goto out; |
42b82dc1 | 1927 | } |
1928 | break; | |
1929 | case PHY_READCOUNT_EQ_SKIP: | |
1c361efb | 1930 | if (index + 2 >= pa->size) { |
fd112f2e | 1931 | netif_err(tp, ifup, tp->dev, |
cecb5fd7 | 1932 | "Out of range of firmware\n"); |
fd112f2e | 1933 | goto out; |
42b82dc1 | 1934 | } |
1935 | break; | |
1936 | case PHY_COMP_EQ_SKIPN: | |
1937 | case PHY_COMP_NEQ_SKIPN: | |
1938 | case PHY_SKIPN: | |
1c361efb | 1939 | if (index + 1 + regno >= pa->size) { |
fd112f2e | 1940 | netif_err(tp, ifup, tp->dev, |
cecb5fd7 | 1941 | "Out of range of firmware\n"); |
fd112f2e | 1942 | goto out; |
42b82dc1 | 1943 | } |
bca03d5f | 1944 | break; |
1945 | ||
42b82dc1 | 1946 | case PHY_READ_MAC_BYTE: |
1947 | case PHY_WRITE_MAC_BYTE: | |
1948 | case PHY_WRITE_ERI_WORD: | |
1949 | default: | |
fd112f2e | 1950 | netif_err(tp, ifup, tp->dev, |
42b82dc1 | 1951 | "Invalid action 0x%08x\n", action); |
fd112f2e | 1952 | goto out; |
bca03d5f | 1953 | } |
1954 | } | |
fd112f2e FR |
1955 | rc = true; |
1956 | out: | |
1957 | return rc; | |
1958 | } | |
bca03d5f | 1959 | |
fd112f2e FR |
1960 | static int rtl_check_firmware(struct rtl8169_private *tp, struct rtl_fw *rtl_fw) |
1961 | { | |
1962 | struct net_device *dev = tp->dev; | |
1963 | int rc = -EINVAL; | |
1964 | ||
1965 | if (!rtl_fw_format_ok(tp, rtl_fw)) { | |
1966 | netif_err(tp, ifup, dev, "invalid firwmare\n"); | |
1967 | goto out; | |
1968 | } | |
1969 | ||
1970 | if (rtl_fw_data_ok(tp, dev, &rtl_fw->phy_action)) | |
1971 | rc = 0; | |
1972 | out: | |
1973 | return rc; | |
1974 | } | |
1975 | ||
1976 | static void rtl_phy_write_fw(struct rtl8169_private *tp, struct rtl_fw *rtl_fw) | |
1977 | { | |
1978 | struct rtl_fw_phy_action *pa = &rtl_fw->phy_action; | |
1979 | u32 predata, count; | |
1980 | size_t index; | |
1981 | ||
1982 | predata = count = 0; | |
42b82dc1 | 1983 | |
1c361efb FR |
1984 | for (index = 0; index < pa->size; ) { |
1985 | u32 action = le32_to_cpu(pa->code[index]); | |
bca03d5f | 1986 | u32 data = action & 0x0000ffff; |
42b82dc1 | 1987 | u32 regno = (action & 0x0fff0000) >> 16; |
1988 | ||
1989 | if (!action) | |
1990 | break; | |
bca03d5f | 1991 | |
1992 | switch(action & 0xf0000000) { | |
42b82dc1 | 1993 | case PHY_READ: |
1994 | predata = rtl_readphy(tp, regno); | |
1995 | count++; | |
1996 | index++; | |
1997 | break; | |
1998 | case PHY_DATA_OR: | |
1999 | predata |= data; | |
2000 | index++; | |
2001 | break; | |
2002 | case PHY_DATA_AND: | |
2003 | predata &= data; | |
2004 | index++; | |
2005 | break; | |
2006 | case PHY_BJMPN: | |
2007 | index -= regno; | |
2008 | break; | |
2009 | case PHY_READ_EFUSE: | |
2010 | predata = rtl8168d_efuse_read(tp->mmio_addr, regno); | |
2011 | index++; | |
2012 | break; | |
2013 | case PHY_CLEAR_READCOUNT: | |
2014 | count = 0; | |
2015 | index++; | |
2016 | break; | |
bca03d5f | 2017 | case PHY_WRITE: |
42b82dc1 | 2018 | rtl_writephy(tp, regno, data); |
2019 | index++; | |
2020 | break; | |
2021 | case PHY_READCOUNT_EQ_SKIP: | |
cecb5fd7 | 2022 | index += (count == data) ? 2 : 1; |
bca03d5f | 2023 | break; |
42b82dc1 | 2024 | case PHY_COMP_EQ_SKIPN: |
2025 | if (predata == data) | |
2026 | index += regno; | |
2027 | index++; | |
2028 | break; | |
2029 | case PHY_COMP_NEQ_SKIPN: | |
2030 | if (predata != data) | |
2031 | index += regno; | |
2032 | index++; | |
2033 | break; | |
2034 | case PHY_WRITE_PREVIOUS: | |
2035 | rtl_writephy(tp, regno, predata); | |
2036 | index++; | |
2037 | break; | |
2038 | case PHY_SKIPN: | |
2039 | index += regno + 1; | |
2040 | break; | |
2041 | case PHY_DELAY_MS: | |
2042 | mdelay(data); | |
2043 | index++; | |
2044 | break; | |
2045 | ||
2046 | case PHY_READ_MAC_BYTE: | |
2047 | case PHY_WRITE_MAC_BYTE: | |
2048 | case PHY_WRITE_ERI_WORD: | |
bca03d5f | 2049 | default: |
2050 | BUG(); | |
2051 | } | |
2052 | } | |
2053 | } | |
2054 | ||
f1e02ed1 | 2055 | static void rtl_release_firmware(struct rtl8169_private *tp) |
2056 | { | |
b6ffd97f FR |
2057 | if (!IS_ERR_OR_NULL(tp->rtl_fw)) { |
2058 | release_firmware(tp->rtl_fw->fw); | |
2059 | kfree(tp->rtl_fw); | |
2060 | } | |
2061 | tp->rtl_fw = RTL_FIRMWARE_UNKNOWN; | |
f1e02ed1 | 2062 | } |
2063 | ||
953a12cc | 2064 | static void rtl_apply_firmware(struct rtl8169_private *tp) |
f1e02ed1 | 2065 | { |
b6ffd97f | 2066 | struct rtl_fw *rtl_fw = tp->rtl_fw; |
f1e02ed1 | 2067 | |
2068 | /* TODO: release firmware once rtl_phy_write_fw signals failures. */ | |
b6ffd97f FR |
2069 | if (!IS_ERR_OR_NULL(rtl_fw)) |
2070 | rtl_phy_write_fw(tp, rtl_fw); | |
953a12cc FR |
2071 | } |
2072 | ||
2073 | static void rtl_apply_firmware_cond(struct rtl8169_private *tp, u8 reg, u16 val) | |
2074 | { | |
2075 | if (rtl_readphy(tp, reg) != val) | |
2076 | netif_warn(tp, hw, tp->dev, "chipset not ready for firmware\n"); | |
2077 | else | |
2078 | rtl_apply_firmware(tp); | |
f1e02ed1 | 2079 | } |
2080 | ||
4da19633 | 2081 | static void rtl8169s_hw_phy_config(struct rtl8169_private *tp) |
1da177e4 | 2082 | { |
350f7596 | 2083 | static const struct phy_reg phy_reg_init[] = { |
0b9b571d | 2084 | { 0x1f, 0x0001 }, |
2085 | { 0x06, 0x006e }, | |
2086 | { 0x08, 0x0708 }, | |
2087 | { 0x15, 0x4000 }, | |
2088 | { 0x18, 0x65c7 }, | |
1da177e4 | 2089 | |
0b9b571d | 2090 | { 0x1f, 0x0001 }, |
2091 | { 0x03, 0x00a1 }, | |
2092 | { 0x02, 0x0008 }, | |
2093 | { 0x01, 0x0120 }, | |
2094 | { 0x00, 0x1000 }, | |
2095 | { 0x04, 0x0800 }, | |
2096 | { 0x04, 0x0000 }, | |
1da177e4 | 2097 | |
0b9b571d | 2098 | { 0x03, 0xff41 }, |
2099 | { 0x02, 0xdf60 }, | |
2100 | { 0x01, 0x0140 }, | |
2101 | { 0x00, 0x0077 }, | |
2102 | { 0x04, 0x7800 }, | |
2103 | { 0x04, 0x7000 }, | |
2104 | ||
2105 | { 0x03, 0x802f }, | |
2106 | { 0x02, 0x4f02 }, | |
2107 | { 0x01, 0x0409 }, | |
2108 | { 0x00, 0xf0f9 }, | |
2109 | { 0x04, 0x9800 }, | |
2110 | { 0x04, 0x9000 }, | |
2111 | ||
2112 | { 0x03, 0xdf01 }, | |
2113 | { 0x02, 0xdf20 }, | |
2114 | { 0x01, 0xff95 }, | |
2115 | { 0x00, 0xba00 }, | |
2116 | { 0x04, 0xa800 }, | |
2117 | { 0x04, 0xa000 }, | |
2118 | ||
2119 | { 0x03, 0xff41 }, | |
2120 | { 0x02, 0xdf20 }, | |
2121 | { 0x01, 0x0140 }, | |
2122 | { 0x00, 0x00bb }, | |
2123 | { 0x04, 0xb800 }, | |
2124 | { 0x04, 0xb000 }, | |
2125 | ||
2126 | { 0x03, 0xdf41 }, | |
2127 | { 0x02, 0xdc60 }, | |
2128 | { 0x01, 0x6340 }, | |
2129 | { 0x00, 0x007d }, | |
2130 | { 0x04, 0xd800 }, | |
2131 | { 0x04, 0xd000 }, | |
2132 | ||
2133 | { 0x03, 0xdf01 }, | |
2134 | { 0x02, 0xdf20 }, | |
2135 | { 0x01, 0x100a }, | |
2136 | { 0x00, 0xa0ff }, | |
2137 | { 0x04, 0xf800 }, | |
2138 | { 0x04, 0xf000 }, | |
2139 | ||
2140 | { 0x1f, 0x0000 }, | |
2141 | { 0x0b, 0x0000 }, | |
2142 | { 0x00, 0x9200 } | |
2143 | }; | |
1da177e4 | 2144 | |
4da19633 | 2145 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
1da177e4 LT |
2146 | } |
2147 | ||
4da19633 | 2148 | static void rtl8169sb_hw_phy_config(struct rtl8169_private *tp) |
5615d9f1 | 2149 | { |
350f7596 | 2150 | static const struct phy_reg phy_reg_init[] = { |
a441d7b6 FR |
2151 | { 0x1f, 0x0002 }, |
2152 | { 0x01, 0x90d0 }, | |
2153 | { 0x1f, 0x0000 } | |
2154 | }; | |
2155 | ||
4da19633 | 2156 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5615d9f1 FR |
2157 | } |
2158 | ||
4da19633 | 2159 | static void rtl8169scd_hw_phy_config_quirk(struct rtl8169_private *tp) |
2e955856 | 2160 | { |
2161 | struct pci_dev *pdev = tp->pci_dev; | |
2162 | u16 vendor_id, device_id; | |
2163 | ||
2164 | pci_read_config_word(pdev, PCI_SUBSYSTEM_VENDOR_ID, &vendor_id); | |
2165 | pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &device_id); | |
2166 | ||
2167 | if ((vendor_id != PCI_VENDOR_ID_GIGABYTE) || (device_id != 0xe000)) | |
2168 | return; | |
2169 | ||
4da19633 | 2170 | rtl_writephy(tp, 0x1f, 0x0001); |
2171 | rtl_writephy(tp, 0x10, 0xf01b); | |
2172 | rtl_writephy(tp, 0x1f, 0x0000); | |
2e955856 | 2173 | } |
2174 | ||
4da19633 | 2175 | static void rtl8169scd_hw_phy_config(struct rtl8169_private *tp) |
2e955856 | 2176 | { |
350f7596 | 2177 | static const struct phy_reg phy_reg_init[] = { |
2e955856 | 2178 | { 0x1f, 0x0001 }, |
2179 | { 0x04, 0x0000 }, | |
2180 | { 0x03, 0x00a1 }, | |
2181 | { 0x02, 0x0008 }, | |
2182 | { 0x01, 0x0120 }, | |
2183 | { 0x00, 0x1000 }, | |
2184 | { 0x04, 0x0800 }, | |
2185 | { 0x04, 0x9000 }, | |
2186 | { 0x03, 0x802f }, | |
2187 | { 0x02, 0x4f02 }, | |
2188 | { 0x01, 0x0409 }, | |
2189 | { 0x00, 0xf099 }, | |
2190 | { 0x04, 0x9800 }, | |
2191 | { 0x04, 0xa000 }, | |
2192 | { 0x03, 0xdf01 }, | |
2193 | { 0x02, 0xdf20 }, | |
2194 | { 0x01, 0xff95 }, | |
2195 | { 0x00, 0xba00 }, | |
2196 | { 0x04, 0xa800 }, | |
2197 | { 0x04, 0xf000 }, | |
2198 | { 0x03, 0xdf01 }, | |
2199 | { 0x02, 0xdf20 }, | |
2200 | { 0x01, 0x101a }, | |
2201 | { 0x00, 0xa0ff }, | |
2202 | { 0x04, 0xf800 }, | |
2203 | { 0x04, 0x0000 }, | |
2204 | { 0x1f, 0x0000 }, | |
2205 | ||
2206 | { 0x1f, 0x0001 }, | |
2207 | { 0x10, 0xf41b }, | |
2208 | { 0x14, 0xfb54 }, | |
2209 | { 0x18, 0xf5c7 }, | |
2210 | { 0x1f, 0x0000 }, | |
2211 | ||
2212 | { 0x1f, 0x0001 }, | |
2213 | { 0x17, 0x0cc0 }, | |
2214 | { 0x1f, 0x0000 } | |
2215 | }; | |
2216 | ||
4da19633 | 2217 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2e955856 | 2218 | |
4da19633 | 2219 | rtl8169scd_hw_phy_config_quirk(tp); |
2e955856 | 2220 | } |
2221 | ||
4da19633 | 2222 | static void rtl8169sce_hw_phy_config(struct rtl8169_private *tp) |
8c7006aa | 2223 | { |
350f7596 | 2224 | static const struct phy_reg phy_reg_init[] = { |
8c7006aa | 2225 | { 0x1f, 0x0001 }, |
2226 | { 0x04, 0x0000 }, | |
2227 | { 0x03, 0x00a1 }, | |
2228 | { 0x02, 0x0008 }, | |
2229 | { 0x01, 0x0120 }, | |
2230 | { 0x00, 0x1000 }, | |
2231 | { 0x04, 0x0800 }, | |
2232 | { 0x04, 0x9000 }, | |
2233 | { 0x03, 0x802f }, | |
2234 | { 0x02, 0x4f02 }, | |
2235 | { 0x01, 0x0409 }, | |
2236 | { 0x00, 0xf099 }, | |
2237 | { 0x04, 0x9800 }, | |
2238 | { 0x04, 0xa000 }, | |
2239 | { 0x03, 0xdf01 }, | |
2240 | { 0x02, 0xdf20 }, | |
2241 | { 0x01, 0xff95 }, | |
2242 | { 0x00, 0xba00 }, | |
2243 | { 0x04, 0xa800 }, | |
2244 | { 0x04, 0xf000 }, | |
2245 | { 0x03, 0xdf01 }, | |
2246 | { 0x02, 0xdf20 }, | |
2247 | { 0x01, 0x101a }, | |
2248 | { 0x00, 0xa0ff }, | |
2249 | { 0x04, 0xf800 }, | |
2250 | { 0x04, 0x0000 }, | |
2251 | { 0x1f, 0x0000 }, | |
2252 | ||
2253 | { 0x1f, 0x0001 }, | |
2254 | { 0x0b, 0x8480 }, | |
2255 | { 0x1f, 0x0000 }, | |
2256 | ||
2257 | { 0x1f, 0x0001 }, | |
2258 | { 0x18, 0x67c7 }, | |
2259 | { 0x04, 0x2000 }, | |
2260 | { 0x03, 0x002f }, | |
2261 | { 0x02, 0x4360 }, | |
2262 | { 0x01, 0x0109 }, | |
2263 | { 0x00, 0x3022 }, | |
2264 | { 0x04, 0x2800 }, | |
2265 | { 0x1f, 0x0000 }, | |
2266 | ||
2267 | { 0x1f, 0x0001 }, | |
2268 | { 0x17, 0x0cc0 }, | |
2269 | { 0x1f, 0x0000 } | |
2270 | }; | |
2271 | ||
4da19633 | 2272 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
8c7006aa | 2273 | } |
2274 | ||
4da19633 | 2275 | static void rtl8168bb_hw_phy_config(struct rtl8169_private *tp) |
236b8082 | 2276 | { |
350f7596 | 2277 | static const struct phy_reg phy_reg_init[] = { |
236b8082 FR |
2278 | { 0x10, 0xf41b }, |
2279 | { 0x1f, 0x0000 } | |
2280 | }; | |
2281 | ||
4da19633 | 2282 | rtl_writephy(tp, 0x1f, 0x0001); |
2283 | rtl_patchphy(tp, 0x16, 1 << 0); | |
236b8082 | 2284 | |
4da19633 | 2285 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
236b8082 FR |
2286 | } |
2287 | ||
4da19633 | 2288 | static void rtl8168bef_hw_phy_config(struct rtl8169_private *tp) |
236b8082 | 2289 | { |
350f7596 | 2290 | static const struct phy_reg phy_reg_init[] = { |
236b8082 FR |
2291 | { 0x1f, 0x0001 }, |
2292 | { 0x10, 0xf41b }, | |
2293 | { 0x1f, 0x0000 } | |
2294 | }; | |
2295 | ||
4da19633 | 2296 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
236b8082 FR |
2297 | } |
2298 | ||
4da19633 | 2299 | static void rtl8168cp_1_hw_phy_config(struct rtl8169_private *tp) |
867763c1 | 2300 | { |
350f7596 | 2301 | static const struct phy_reg phy_reg_init[] = { |
867763c1 FR |
2302 | { 0x1f, 0x0000 }, |
2303 | { 0x1d, 0x0f00 }, | |
2304 | { 0x1f, 0x0002 }, | |
2305 | { 0x0c, 0x1ec8 }, | |
2306 | { 0x1f, 0x0000 } | |
2307 | }; | |
2308 | ||
4da19633 | 2309 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
867763c1 FR |
2310 | } |
2311 | ||
4da19633 | 2312 | static void rtl8168cp_2_hw_phy_config(struct rtl8169_private *tp) |
ef3386f0 | 2313 | { |
350f7596 | 2314 | static const struct phy_reg phy_reg_init[] = { |
ef3386f0 FR |
2315 | { 0x1f, 0x0001 }, |
2316 | { 0x1d, 0x3d98 }, | |
2317 | { 0x1f, 0x0000 } | |
2318 | }; | |
2319 | ||
4da19633 | 2320 | rtl_writephy(tp, 0x1f, 0x0000); |
2321 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2322 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
ef3386f0 | 2323 | |
4da19633 | 2324 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
ef3386f0 FR |
2325 | } |
2326 | ||
4da19633 | 2327 | static void rtl8168c_1_hw_phy_config(struct rtl8169_private *tp) |
867763c1 | 2328 | { |
350f7596 | 2329 | static const struct phy_reg phy_reg_init[] = { |
a3f80671 FR |
2330 | { 0x1f, 0x0001 }, |
2331 | { 0x12, 0x2300 }, | |
867763c1 FR |
2332 | { 0x1f, 0x0002 }, |
2333 | { 0x00, 0x88d4 }, | |
2334 | { 0x01, 0x82b1 }, | |
2335 | { 0x03, 0x7002 }, | |
2336 | { 0x08, 0x9e30 }, | |
2337 | { 0x09, 0x01f0 }, | |
2338 | { 0x0a, 0x5500 }, | |
2339 | { 0x0c, 0x00c8 }, | |
2340 | { 0x1f, 0x0003 }, | |
2341 | { 0x12, 0xc096 }, | |
2342 | { 0x16, 0x000a }, | |
f50d4275 FR |
2343 | { 0x1f, 0x0000 }, |
2344 | { 0x1f, 0x0000 }, | |
2345 | { 0x09, 0x2000 }, | |
2346 | { 0x09, 0x0000 } | |
867763c1 FR |
2347 | }; |
2348 | ||
4da19633 | 2349 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
f50d4275 | 2350 | |
4da19633 | 2351 | rtl_patchphy(tp, 0x14, 1 << 5); |
2352 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2353 | rtl_writephy(tp, 0x1f, 0x0000); | |
867763c1 FR |
2354 | } |
2355 | ||
4da19633 | 2356 | static void rtl8168c_2_hw_phy_config(struct rtl8169_private *tp) |
7da97ec9 | 2357 | { |
350f7596 | 2358 | static const struct phy_reg phy_reg_init[] = { |
f50d4275 | 2359 | { 0x1f, 0x0001 }, |
7da97ec9 | 2360 | { 0x12, 0x2300 }, |
f50d4275 FR |
2361 | { 0x03, 0x802f }, |
2362 | { 0x02, 0x4f02 }, | |
2363 | { 0x01, 0x0409 }, | |
2364 | { 0x00, 0xf099 }, | |
2365 | { 0x04, 0x9800 }, | |
2366 | { 0x04, 0x9000 }, | |
2367 | { 0x1d, 0x3d98 }, | |
7da97ec9 FR |
2368 | { 0x1f, 0x0002 }, |
2369 | { 0x0c, 0x7eb8 }, | |
f50d4275 FR |
2370 | { 0x06, 0x0761 }, |
2371 | { 0x1f, 0x0003 }, | |
2372 | { 0x16, 0x0f0a }, | |
7da97ec9 FR |
2373 | { 0x1f, 0x0000 } |
2374 | }; | |
2375 | ||
4da19633 | 2376 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
f50d4275 | 2377 | |
4da19633 | 2378 | rtl_patchphy(tp, 0x16, 1 << 0); |
2379 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2380 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2381 | rtl_writephy(tp, 0x1f, 0x0000); | |
7da97ec9 FR |
2382 | } |
2383 | ||
4da19633 | 2384 | static void rtl8168c_3_hw_phy_config(struct rtl8169_private *tp) |
197ff761 | 2385 | { |
350f7596 | 2386 | static const struct phy_reg phy_reg_init[] = { |
197ff761 FR |
2387 | { 0x1f, 0x0001 }, |
2388 | { 0x12, 0x2300 }, | |
2389 | { 0x1d, 0x3d98 }, | |
2390 | { 0x1f, 0x0002 }, | |
2391 | { 0x0c, 0x7eb8 }, | |
2392 | { 0x06, 0x5461 }, | |
2393 | { 0x1f, 0x0003 }, | |
2394 | { 0x16, 0x0f0a }, | |
2395 | { 0x1f, 0x0000 } | |
2396 | }; | |
2397 | ||
4da19633 | 2398 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
197ff761 | 2399 | |
4da19633 | 2400 | rtl_patchphy(tp, 0x16, 1 << 0); |
2401 | rtl_patchphy(tp, 0x14, 1 << 5); | |
2402 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2403 | rtl_writephy(tp, 0x1f, 0x0000); | |
197ff761 FR |
2404 | } |
2405 | ||
4da19633 | 2406 | static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp) |
6fb07058 | 2407 | { |
4da19633 | 2408 | rtl8168c_3_hw_phy_config(tp); |
6fb07058 FR |
2409 | } |
2410 | ||
bca03d5f | 2411 | static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) |
5b538df9 | 2412 | { |
350f7596 | 2413 | static const struct phy_reg phy_reg_init_0[] = { |
bca03d5f | 2414 | /* Channel Estimation */ |
5b538df9 | 2415 | { 0x1f, 0x0001 }, |
daf9df6d | 2416 | { 0x06, 0x4064 }, |
2417 | { 0x07, 0x2863 }, | |
2418 | { 0x08, 0x059c }, | |
2419 | { 0x09, 0x26b4 }, | |
2420 | { 0x0a, 0x6a19 }, | |
2421 | { 0x0b, 0xdcc8 }, | |
2422 | { 0x10, 0xf06d }, | |
2423 | { 0x14, 0x7f68 }, | |
2424 | { 0x18, 0x7fd9 }, | |
2425 | { 0x1c, 0xf0ff }, | |
2426 | { 0x1d, 0x3d9c }, | |
5b538df9 | 2427 | { 0x1f, 0x0003 }, |
daf9df6d | 2428 | { 0x12, 0xf49f }, |
2429 | { 0x13, 0x070b }, | |
2430 | { 0x1a, 0x05ad }, | |
bca03d5f | 2431 | { 0x14, 0x94c0 }, |
2432 | ||
2433 | /* | |
2434 | * Tx Error Issue | |
cecb5fd7 | 2435 | * Enhance line driver power |
bca03d5f | 2436 | */ |
5b538df9 | 2437 | { 0x1f, 0x0002 }, |
daf9df6d | 2438 | { 0x06, 0x5561 }, |
2439 | { 0x1f, 0x0005 }, | |
2440 | { 0x05, 0x8332 }, | |
bca03d5f | 2441 | { 0x06, 0x5561 }, |
2442 | ||
2443 | /* | |
2444 | * Can not link to 1Gbps with bad cable | |
2445 | * Decrease SNR threshold form 21.07dB to 19.04dB | |
2446 | */ | |
2447 | { 0x1f, 0x0001 }, | |
2448 | { 0x17, 0x0cc0 }, | |
daf9df6d | 2449 | |
5b538df9 | 2450 | { 0x1f, 0x0000 }, |
bca03d5f | 2451 | { 0x0d, 0xf880 } |
daf9df6d | 2452 | }; |
bca03d5f | 2453 | void __iomem *ioaddr = tp->mmio_addr; |
daf9df6d | 2454 | |
4da19633 | 2455 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
daf9df6d | 2456 | |
bca03d5f | 2457 | /* |
2458 | * Rx Error Issue | |
2459 | * Fine Tune Switching regulator parameter | |
2460 | */ | |
4da19633 | 2461 | rtl_writephy(tp, 0x1f, 0x0002); |
2462 | rtl_w1w0_phy(tp, 0x0b, 0x0010, 0x00ef); | |
2463 | rtl_w1w0_phy(tp, 0x0c, 0xa200, 0x5d00); | |
daf9df6d | 2464 | |
daf9df6d | 2465 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
350f7596 | 2466 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2467 | { 0x1f, 0x0002 }, |
2468 | { 0x05, 0x669a }, | |
2469 | { 0x1f, 0x0005 }, | |
2470 | { 0x05, 0x8330 }, | |
2471 | { 0x06, 0x669a }, | |
2472 | { 0x1f, 0x0002 } | |
2473 | }; | |
2474 | int val; | |
2475 | ||
4da19633 | 2476 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2477 | |
4da19633 | 2478 | val = rtl_readphy(tp, 0x0d); |
daf9df6d | 2479 | |
2480 | if ((val & 0x00ff) != 0x006c) { | |
350f7596 | 2481 | static const u32 set[] = { |
daf9df6d | 2482 | 0x0065, 0x0066, 0x0067, 0x0068, |
2483 | 0x0069, 0x006a, 0x006b, 0x006c | |
2484 | }; | |
2485 | int i; | |
2486 | ||
4da19633 | 2487 | rtl_writephy(tp, 0x1f, 0x0002); |
daf9df6d | 2488 | |
2489 | val &= 0xff00; | |
2490 | for (i = 0; i < ARRAY_SIZE(set); i++) | |
4da19633 | 2491 | rtl_writephy(tp, 0x0d, val | set[i]); |
daf9df6d | 2492 | } |
2493 | } else { | |
350f7596 | 2494 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2495 | { 0x1f, 0x0002 }, |
2496 | { 0x05, 0x6662 }, | |
2497 | { 0x1f, 0x0005 }, | |
2498 | { 0x05, 0x8330 }, | |
2499 | { 0x06, 0x6662 } | |
2500 | }; | |
2501 | ||
4da19633 | 2502 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2503 | } |
2504 | ||
bca03d5f | 2505 | /* RSET couple improve */ |
4da19633 | 2506 | rtl_writephy(tp, 0x1f, 0x0002); |
2507 | rtl_patchphy(tp, 0x0d, 0x0300); | |
2508 | rtl_patchphy(tp, 0x0f, 0x0010); | |
daf9df6d | 2509 | |
bca03d5f | 2510 | /* Fine tune PLL performance */ |
4da19633 | 2511 | rtl_writephy(tp, 0x1f, 0x0002); |
2512 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); | |
2513 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); | |
daf9df6d | 2514 | |
4da19633 | 2515 | rtl_writephy(tp, 0x1f, 0x0005); |
2516 | rtl_writephy(tp, 0x05, 0x001b); | |
953a12cc FR |
2517 | |
2518 | rtl_apply_firmware_cond(tp, MII_EXPANSION, 0xbf00); | |
bca03d5f | 2519 | |
4da19633 | 2520 | rtl_writephy(tp, 0x1f, 0x0000); |
daf9df6d | 2521 | } |
2522 | ||
bca03d5f | 2523 | static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) |
daf9df6d | 2524 | { |
350f7596 | 2525 | static const struct phy_reg phy_reg_init_0[] = { |
bca03d5f | 2526 | /* Channel Estimation */ |
daf9df6d | 2527 | { 0x1f, 0x0001 }, |
2528 | { 0x06, 0x4064 }, | |
2529 | { 0x07, 0x2863 }, | |
2530 | { 0x08, 0x059c }, | |
2531 | { 0x09, 0x26b4 }, | |
2532 | { 0x0a, 0x6a19 }, | |
2533 | { 0x0b, 0xdcc8 }, | |
2534 | { 0x10, 0xf06d }, | |
2535 | { 0x14, 0x7f68 }, | |
2536 | { 0x18, 0x7fd9 }, | |
2537 | { 0x1c, 0xf0ff }, | |
2538 | { 0x1d, 0x3d9c }, | |
2539 | { 0x1f, 0x0003 }, | |
2540 | { 0x12, 0xf49f }, | |
2541 | { 0x13, 0x070b }, | |
2542 | { 0x1a, 0x05ad }, | |
2543 | { 0x14, 0x94c0 }, | |
2544 | ||
bca03d5f | 2545 | /* |
2546 | * Tx Error Issue | |
cecb5fd7 | 2547 | * Enhance line driver power |
bca03d5f | 2548 | */ |
daf9df6d | 2549 | { 0x1f, 0x0002 }, |
2550 | { 0x06, 0x5561 }, | |
2551 | { 0x1f, 0x0005 }, | |
2552 | { 0x05, 0x8332 }, | |
bca03d5f | 2553 | { 0x06, 0x5561 }, |
2554 | ||
2555 | /* | |
2556 | * Can not link to 1Gbps with bad cable | |
2557 | * Decrease SNR threshold form 21.07dB to 19.04dB | |
2558 | */ | |
2559 | { 0x1f, 0x0001 }, | |
2560 | { 0x17, 0x0cc0 }, | |
daf9df6d | 2561 | |
2562 | { 0x1f, 0x0000 }, | |
bca03d5f | 2563 | { 0x0d, 0xf880 } |
5b538df9 | 2564 | }; |
bca03d5f | 2565 | void __iomem *ioaddr = tp->mmio_addr; |
5b538df9 | 2566 | |
4da19633 | 2567 | rtl_writephy_batch(tp, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); |
5b538df9 | 2568 | |
daf9df6d | 2569 | if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { |
350f7596 | 2570 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2571 | { 0x1f, 0x0002 }, |
2572 | { 0x05, 0x669a }, | |
5b538df9 | 2573 | { 0x1f, 0x0005 }, |
daf9df6d | 2574 | { 0x05, 0x8330 }, |
2575 | { 0x06, 0x669a }, | |
2576 | ||
2577 | { 0x1f, 0x0002 } | |
2578 | }; | |
2579 | int val; | |
2580 | ||
4da19633 | 2581 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
daf9df6d | 2582 | |
4da19633 | 2583 | val = rtl_readphy(tp, 0x0d); |
daf9df6d | 2584 | if ((val & 0x00ff) != 0x006c) { |
b6bc7650 | 2585 | static const u32 set[] = { |
daf9df6d | 2586 | 0x0065, 0x0066, 0x0067, 0x0068, |
2587 | 0x0069, 0x006a, 0x006b, 0x006c | |
2588 | }; | |
2589 | int i; | |
2590 | ||
4da19633 | 2591 | rtl_writephy(tp, 0x1f, 0x0002); |
daf9df6d | 2592 | |
2593 | val &= 0xff00; | |
2594 | for (i = 0; i < ARRAY_SIZE(set); i++) | |
4da19633 | 2595 | rtl_writephy(tp, 0x0d, val | set[i]); |
daf9df6d | 2596 | } |
2597 | } else { | |
350f7596 | 2598 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2599 | { 0x1f, 0x0002 }, |
2600 | { 0x05, 0x2642 }, | |
5b538df9 | 2601 | { 0x1f, 0x0005 }, |
daf9df6d | 2602 | { 0x05, 0x8330 }, |
2603 | { 0x06, 0x2642 } | |
5b538df9 FR |
2604 | }; |
2605 | ||
4da19633 | 2606 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5b538df9 FR |
2607 | } |
2608 | ||
bca03d5f | 2609 | /* Fine tune PLL performance */ |
4da19633 | 2610 | rtl_writephy(tp, 0x1f, 0x0002); |
2611 | rtl_w1w0_phy(tp, 0x02, 0x0100, 0x0600); | |
2612 | rtl_w1w0_phy(tp, 0x03, 0x0000, 0xe000); | |
daf9df6d | 2613 | |
bca03d5f | 2614 | /* Switching regulator Slew rate */ |
4da19633 | 2615 | rtl_writephy(tp, 0x1f, 0x0002); |
2616 | rtl_patchphy(tp, 0x0f, 0x0017); | |
daf9df6d | 2617 | |
4da19633 | 2618 | rtl_writephy(tp, 0x1f, 0x0005); |
2619 | rtl_writephy(tp, 0x05, 0x001b); | |
953a12cc FR |
2620 | |
2621 | rtl_apply_firmware_cond(tp, MII_EXPANSION, 0xb300); | |
bca03d5f | 2622 | |
4da19633 | 2623 | rtl_writephy(tp, 0x1f, 0x0000); |
daf9df6d | 2624 | } |
2625 | ||
4da19633 | 2626 | static void rtl8168d_3_hw_phy_config(struct rtl8169_private *tp) |
daf9df6d | 2627 | { |
350f7596 | 2628 | static const struct phy_reg phy_reg_init[] = { |
daf9df6d | 2629 | { 0x1f, 0x0002 }, |
2630 | { 0x10, 0x0008 }, | |
2631 | { 0x0d, 0x006c }, | |
2632 | ||
2633 | { 0x1f, 0x0000 }, | |
2634 | { 0x0d, 0xf880 }, | |
2635 | ||
2636 | { 0x1f, 0x0001 }, | |
2637 | { 0x17, 0x0cc0 }, | |
2638 | ||
2639 | { 0x1f, 0x0001 }, | |
2640 | { 0x0b, 0xa4d8 }, | |
2641 | { 0x09, 0x281c }, | |
2642 | { 0x07, 0x2883 }, | |
2643 | { 0x0a, 0x6b35 }, | |
2644 | { 0x1d, 0x3da4 }, | |
2645 | { 0x1c, 0xeffd }, | |
2646 | { 0x14, 0x7f52 }, | |
2647 | { 0x18, 0x7fc6 }, | |
2648 | { 0x08, 0x0601 }, | |
2649 | { 0x06, 0x4063 }, | |
2650 | { 0x10, 0xf074 }, | |
2651 | { 0x1f, 0x0003 }, | |
2652 | { 0x13, 0x0789 }, | |
2653 | { 0x12, 0xf4bd }, | |
2654 | { 0x1a, 0x04fd }, | |
2655 | { 0x14, 0x84b0 }, | |
2656 | { 0x1f, 0x0000 }, | |
2657 | { 0x00, 0x9200 }, | |
2658 | ||
2659 | { 0x1f, 0x0005 }, | |
2660 | { 0x01, 0x0340 }, | |
2661 | { 0x1f, 0x0001 }, | |
2662 | { 0x04, 0x4000 }, | |
2663 | { 0x03, 0x1d21 }, | |
2664 | { 0x02, 0x0c32 }, | |
2665 | { 0x01, 0x0200 }, | |
2666 | { 0x00, 0x5554 }, | |
2667 | { 0x04, 0x4800 }, | |
2668 | { 0x04, 0x4000 }, | |
2669 | { 0x04, 0xf000 }, | |
2670 | { 0x03, 0xdf01 }, | |
2671 | { 0x02, 0xdf20 }, | |
2672 | { 0x01, 0x101a }, | |
2673 | { 0x00, 0xa0ff }, | |
2674 | { 0x04, 0xf800 }, | |
2675 | { 0x04, 0xf000 }, | |
2676 | { 0x1f, 0x0000 }, | |
2677 | ||
2678 | { 0x1f, 0x0007 }, | |
2679 | { 0x1e, 0x0023 }, | |
2680 | { 0x16, 0x0000 }, | |
2681 | { 0x1f, 0x0000 } | |
2682 | }; | |
2683 | ||
4da19633 | 2684 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
5b538df9 FR |
2685 | } |
2686 | ||
e6de30d6 | 2687 | static void rtl8168d_4_hw_phy_config(struct rtl8169_private *tp) |
2688 | { | |
2689 | static const struct phy_reg phy_reg_init[] = { | |
2690 | { 0x1f, 0x0001 }, | |
2691 | { 0x17, 0x0cc0 }, | |
2692 | ||
2693 | { 0x1f, 0x0007 }, | |
2694 | { 0x1e, 0x002d }, | |
2695 | { 0x18, 0x0040 }, | |
2696 | { 0x1f, 0x0000 } | |
2697 | }; | |
2698 | ||
2699 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); | |
2700 | rtl_patchphy(tp, 0x0d, 1 << 5); | |
2701 | } | |
2702 | ||
70090424 | 2703 | static void rtl8168e_1_hw_phy_config(struct rtl8169_private *tp) |
01dc7fec | 2704 | { |
2705 | static const struct phy_reg phy_reg_init[] = { | |
2706 | /* Enable Delay cap */ | |
2707 | { 0x1f, 0x0005 }, | |
2708 | { 0x05, 0x8b80 }, | |
2709 | { 0x06, 0xc896 }, | |
2710 | { 0x1f, 0x0000 }, | |
2711 | ||
2712 | /* Channel estimation fine tune */ | |
2713 | { 0x1f, 0x0001 }, | |
2714 | { 0x0b, 0x6c20 }, | |
2715 | { 0x07, 0x2872 }, | |
2716 | { 0x1c, 0xefff }, | |
2717 | { 0x1f, 0x0003 }, | |
2718 | { 0x14, 0x6420 }, | |
2719 | { 0x1f, 0x0000 }, | |
2720 | ||
2721 | /* Update PFM & 10M TX idle timer */ | |
2722 | { 0x1f, 0x0007 }, | |
2723 | { 0x1e, 0x002f }, | |
2724 | { 0x15, 0x1919 }, | |
2725 | { 0x1f, 0x0000 }, | |
2726 | ||
2727 | { 0x1f, 0x0007 }, | |
2728 | { 0x1e, 0x00ac }, | |
2729 | { 0x18, 0x0006 }, | |
2730 | { 0x1f, 0x0000 } | |
2731 | }; | |
2732 | ||
15ecd039 FR |
2733 | rtl_apply_firmware(tp); |
2734 | ||
01dc7fec | 2735 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2736 | ||
2737 | /* DCO enable for 10M IDLE Power */ | |
2738 | rtl_writephy(tp, 0x1f, 0x0007); | |
2739 | rtl_writephy(tp, 0x1e, 0x0023); | |
2740 | rtl_w1w0_phy(tp, 0x17, 0x0006, 0x0000); | |
2741 | rtl_writephy(tp, 0x1f, 0x0000); | |
2742 | ||
2743 | /* For impedance matching */ | |
2744 | rtl_writephy(tp, 0x1f, 0x0002); | |
2745 | rtl_w1w0_phy(tp, 0x08, 0x8000, 0x7f00); | |
cecb5fd7 | 2746 | rtl_writephy(tp, 0x1f, 0x0000); |
01dc7fec | 2747 | |
2748 | /* PHY auto speed down */ | |
2749 | rtl_writephy(tp, 0x1f, 0x0007); | |
2750 | rtl_writephy(tp, 0x1e, 0x002d); | |
2751 | rtl_w1w0_phy(tp, 0x18, 0x0050, 0x0000); | |
2752 | rtl_writephy(tp, 0x1f, 0x0000); | |
2753 | rtl_w1w0_phy(tp, 0x14, 0x8000, 0x0000); | |
2754 | ||
2755 | rtl_writephy(tp, 0x1f, 0x0005); | |
2756 | rtl_writephy(tp, 0x05, 0x8b86); | |
2757 | rtl_w1w0_phy(tp, 0x06, 0x0001, 0x0000); | |
2758 | rtl_writephy(tp, 0x1f, 0x0000); | |
2759 | ||
2760 | rtl_writephy(tp, 0x1f, 0x0005); | |
2761 | rtl_writephy(tp, 0x05, 0x8b85); | |
2762 | rtl_w1w0_phy(tp, 0x06, 0x0000, 0x2000); | |
2763 | rtl_writephy(tp, 0x1f, 0x0007); | |
2764 | rtl_writephy(tp, 0x1e, 0x0020); | |
2765 | rtl_w1w0_phy(tp, 0x15, 0x0000, 0x1100); | |
2766 | rtl_writephy(tp, 0x1f, 0x0006); | |
2767 | rtl_writephy(tp, 0x00, 0x5a00); | |
2768 | rtl_writephy(tp, 0x1f, 0x0000); | |
2769 | rtl_writephy(tp, 0x0d, 0x0007); | |
2770 | rtl_writephy(tp, 0x0e, 0x003c); | |
2771 | rtl_writephy(tp, 0x0d, 0x4007); | |
2772 | rtl_writephy(tp, 0x0e, 0x0000); | |
2773 | rtl_writephy(tp, 0x0d, 0x0000); | |
2774 | } | |
2775 | ||
70090424 HW |
2776 | static void rtl8168e_2_hw_phy_config(struct rtl8169_private *tp) |
2777 | { | |
2778 | static const struct phy_reg phy_reg_init[] = { | |
2779 | /* Enable Delay cap */ | |
2780 | { 0x1f, 0x0004 }, | |
2781 | { 0x1f, 0x0007 }, | |
2782 | { 0x1e, 0x00ac }, | |
2783 | { 0x18, 0x0006 }, | |
2784 | { 0x1f, 0x0002 }, | |
2785 | { 0x1f, 0x0000 }, | |
2786 | { 0x1f, 0x0000 }, | |
2787 | ||
2788 | /* Channel estimation fine tune */ | |
2789 | { 0x1f, 0x0003 }, | |
2790 | { 0x09, 0xa20f }, | |
2791 | { 0x1f, 0x0000 }, | |
2792 | { 0x1f, 0x0000 }, | |
2793 | ||
2794 | /* Green Setting */ | |
2795 | { 0x1f, 0x0005 }, | |
2796 | { 0x05, 0x8b5b }, | |
2797 | { 0x06, 0x9222 }, | |
2798 | { 0x05, 0x8b6d }, | |
2799 | { 0x06, 0x8000 }, | |
2800 | { 0x05, 0x8b76 }, | |
2801 | { 0x06, 0x8000 }, | |
2802 | { 0x1f, 0x0000 } | |
2803 | }; | |
2804 | ||
2805 | rtl_apply_firmware(tp); | |
2806 | ||
2807 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); | |
2808 | ||
2809 | /* For 4-corner performance improve */ | |
2810 | rtl_writephy(tp, 0x1f, 0x0005); | |
2811 | rtl_writephy(tp, 0x05, 0x8b80); | |
2812 | rtl_w1w0_phy(tp, 0x17, 0x0006, 0x0000); | |
2813 | rtl_writephy(tp, 0x1f, 0x0000); | |
2814 | ||
2815 | /* PHY auto speed down */ | |
2816 | rtl_writephy(tp, 0x1f, 0x0004); | |
2817 | rtl_writephy(tp, 0x1f, 0x0007); | |
2818 | rtl_writephy(tp, 0x1e, 0x002d); | |
2819 | rtl_w1w0_phy(tp, 0x18, 0x0010, 0x0000); | |
2820 | rtl_writephy(tp, 0x1f, 0x0002); | |
2821 | rtl_writephy(tp, 0x1f, 0x0000); | |
2822 | rtl_w1w0_phy(tp, 0x14, 0x8000, 0x0000); | |
2823 | ||
2824 | /* improve 10M EEE waveform */ | |
2825 | rtl_writephy(tp, 0x1f, 0x0005); | |
2826 | rtl_writephy(tp, 0x05, 0x8b86); | |
2827 | rtl_w1w0_phy(tp, 0x06, 0x0001, 0x0000); | |
2828 | rtl_writephy(tp, 0x1f, 0x0000); | |
2829 | ||
2830 | /* Improve 2-pair detection performance */ | |
2831 | rtl_writephy(tp, 0x1f, 0x0005); | |
2832 | rtl_writephy(tp, 0x05, 0x8b85); | |
2833 | rtl_w1w0_phy(tp, 0x06, 0x4000, 0x0000); | |
2834 | rtl_writephy(tp, 0x1f, 0x0000); | |
2835 | ||
2836 | /* EEE setting */ | |
2837 | rtl_w1w0_eri(tp->mmio_addr, 0x1b0, ERIAR_MASK_1111, 0x0000, 0x0003, | |
2838 | ERIAR_EXGMAC); | |
2839 | rtl_writephy(tp, 0x1f, 0x0005); | |
2840 | rtl_writephy(tp, 0x05, 0x8b85); | |
2841 | rtl_w1w0_phy(tp, 0x06, 0x0000, 0x2000); | |
2842 | rtl_writephy(tp, 0x1f, 0x0004); | |
2843 | rtl_writephy(tp, 0x1f, 0x0007); | |
2844 | rtl_writephy(tp, 0x1e, 0x0020); | |
2845 | rtl_w1w0_phy(tp, 0x06, 0x0000, 0x0100); | |
2846 | rtl_writephy(tp, 0x1f, 0x0002); | |
2847 | rtl_writephy(tp, 0x1f, 0x0000); | |
2848 | rtl_writephy(tp, 0x0d, 0x0007); | |
2849 | rtl_writephy(tp, 0x0e, 0x003c); | |
2850 | rtl_writephy(tp, 0x0d, 0x4007); | |
2851 | rtl_writephy(tp, 0x0e, 0x0000); | |
2852 | rtl_writephy(tp, 0x0d, 0x0000); | |
2853 | ||
2854 | /* Green feature */ | |
2855 | rtl_writephy(tp, 0x1f, 0x0003); | |
2856 | rtl_w1w0_phy(tp, 0x19, 0x0000, 0x0001); | |
2857 | rtl_w1w0_phy(tp, 0x10, 0x0000, 0x0400); | |
2858 | rtl_writephy(tp, 0x1f, 0x0000); | |
2859 | } | |
2860 | ||
4da19633 | 2861 | static void rtl8102e_hw_phy_config(struct rtl8169_private *tp) |
2857ffb7 | 2862 | { |
350f7596 | 2863 | static const struct phy_reg phy_reg_init[] = { |
2857ffb7 FR |
2864 | { 0x1f, 0x0003 }, |
2865 | { 0x08, 0x441d }, | |
2866 | { 0x01, 0x9100 }, | |
2867 | { 0x1f, 0x0000 } | |
2868 | }; | |
2869 | ||
4da19633 | 2870 | rtl_writephy(tp, 0x1f, 0x0000); |
2871 | rtl_patchphy(tp, 0x11, 1 << 12); | |
2872 | rtl_patchphy(tp, 0x19, 1 << 13); | |
2873 | rtl_patchphy(tp, 0x10, 1 << 15); | |
2857ffb7 | 2874 | |
4da19633 | 2875 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); |
2857ffb7 FR |
2876 | } |
2877 | ||
5a5e4443 HW |
2878 | static void rtl8105e_hw_phy_config(struct rtl8169_private *tp) |
2879 | { | |
2880 | static const struct phy_reg phy_reg_init[] = { | |
2881 | { 0x1f, 0x0005 }, | |
2882 | { 0x1a, 0x0000 }, | |
2883 | { 0x1f, 0x0000 }, | |
2884 | ||
2885 | { 0x1f, 0x0004 }, | |
2886 | { 0x1c, 0x0000 }, | |
2887 | { 0x1f, 0x0000 }, | |
2888 | ||
2889 | { 0x1f, 0x0001 }, | |
2890 | { 0x15, 0x7701 }, | |
2891 | { 0x1f, 0x0000 } | |
2892 | }; | |
2893 | ||
2894 | /* Disable ALDPS before ram code */ | |
2895 | rtl_writephy(tp, 0x1f, 0x0000); | |
2896 | rtl_writephy(tp, 0x18, 0x0310); | |
2897 | msleep(100); | |
2898 | ||
953a12cc | 2899 | rtl_apply_firmware(tp); |
5a5e4443 HW |
2900 | |
2901 | rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); | |
2902 | } | |
2903 | ||
5615d9f1 FR |
2904 | static void rtl_hw_phy_config(struct net_device *dev) |
2905 | { | |
2906 | struct rtl8169_private *tp = netdev_priv(dev); | |
5615d9f1 FR |
2907 | |
2908 | rtl8169_print_mac_version(tp); | |
2909 | ||
2910 | switch (tp->mac_version) { | |
2911 | case RTL_GIGA_MAC_VER_01: | |
2912 | break; | |
2913 | case RTL_GIGA_MAC_VER_02: | |
2914 | case RTL_GIGA_MAC_VER_03: | |
4da19633 | 2915 | rtl8169s_hw_phy_config(tp); |
5615d9f1 FR |
2916 | break; |
2917 | case RTL_GIGA_MAC_VER_04: | |
4da19633 | 2918 | rtl8169sb_hw_phy_config(tp); |
5615d9f1 | 2919 | break; |
2e955856 | 2920 | case RTL_GIGA_MAC_VER_05: |
4da19633 | 2921 | rtl8169scd_hw_phy_config(tp); |
2e955856 | 2922 | break; |
8c7006aa | 2923 | case RTL_GIGA_MAC_VER_06: |
4da19633 | 2924 | rtl8169sce_hw_phy_config(tp); |
8c7006aa | 2925 | break; |
2857ffb7 FR |
2926 | case RTL_GIGA_MAC_VER_07: |
2927 | case RTL_GIGA_MAC_VER_08: | |
2928 | case RTL_GIGA_MAC_VER_09: | |
4da19633 | 2929 | rtl8102e_hw_phy_config(tp); |
2857ffb7 | 2930 | break; |
236b8082 | 2931 | case RTL_GIGA_MAC_VER_11: |
4da19633 | 2932 | rtl8168bb_hw_phy_config(tp); |
236b8082 FR |
2933 | break; |
2934 | case RTL_GIGA_MAC_VER_12: | |
4da19633 | 2935 | rtl8168bef_hw_phy_config(tp); |
236b8082 FR |
2936 | break; |
2937 | case RTL_GIGA_MAC_VER_17: | |
4da19633 | 2938 | rtl8168bef_hw_phy_config(tp); |
236b8082 | 2939 | break; |
867763c1 | 2940 | case RTL_GIGA_MAC_VER_18: |
4da19633 | 2941 | rtl8168cp_1_hw_phy_config(tp); |
867763c1 FR |
2942 | break; |
2943 | case RTL_GIGA_MAC_VER_19: | |
4da19633 | 2944 | rtl8168c_1_hw_phy_config(tp); |
867763c1 | 2945 | break; |
7da97ec9 | 2946 | case RTL_GIGA_MAC_VER_20: |
4da19633 | 2947 | rtl8168c_2_hw_phy_config(tp); |
7da97ec9 | 2948 | break; |
197ff761 | 2949 | case RTL_GIGA_MAC_VER_21: |
4da19633 | 2950 | rtl8168c_3_hw_phy_config(tp); |
197ff761 | 2951 | break; |
6fb07058 | 2952 | case RTL_GIGA_MAC_VER_22: |
4da19633 | 2953 | rtl8168c_4_hw_phy_config(tp); |
6fb07058 | 2954 | break; |
ef3386f0 | 2955 | case RTL_GIGA_MAC_VER_23: |
7f3e3d3a | 2956 | case RTL_GIGA_MAC_VER_24: |
4da19633 | 2957 | rtl8168cp_2_hw_phy_config(tp); |
ef3386f0 | 2958 | break; |
5b538df9 | 2959 | case RTL_GIGA_MAC_VER_25: |
bca03d5f | 2960 | rtl8168d_1_hw_phy_config(tp); |
daf9df6d | 2961 | break; |
2962 | case RTL_GIGA_MAC_VER_26: | |
bca03d5f | 2963 | rtl8168d_2_hw_phy_config(tp); |
daf9df6d | 2964 | break; |
2965 | case RTL_GIGA_MAC_VER_27: | |
4da19633 | 2966 | rtl8168d_3_hw_phy_config(tp); |
5b538df9 | 2967 | break; |
e6de30d6 | 2968 | case RTL_GIGA_MAC_VER_28: |
2969 | rtl8168d_4_hw_phy_config(tp); | |
2970 | break; | |
5a5e4443 HW |
2971 | case RTL_GIGA_MAC_VER_29: |
2972 | case RTL_GIGA_MAC_VER_30: | |
2973 | rtl8105e_hw_phy_config(tp); | |
2974 | break; | |
cecb5fd7 FR |
2975 | case RTL_GIGA_MAC_VER_31: |
2976 | /* None. */ | |
2977 | break; | |
01dc7fec | 2978 | case RTL_GIGA_MAC_VER_32: |
01dc7fec | 2979 | case RTL_GIGA_MAC_VER_33: |
70090424 HW |
2980 | rtl8168e_1_hw_phy_config(tp); |
2981 | break; | |
2982 | case RTL_GIGA_MAC_VER_34: | |
2983 | rtl8168e_2_hw_phy_config(tp); | |
01dc7fec | 2984 | break; |
ef3386f0 | 2985 | |
5615d9f1 FR |
2986 | default: |
2987 | break; | |
2988 | } | |
2989 | } | |
2990 | ||
1da177e4 LT |
2991 | static void rtl8169_phy_timer(unsigned long __opaque) |
2992 | { | |
2993 | struct net_device *dev = (struct net_device *)__opaque; | |
2994 | struct rtl8169_private *tp = netdev_priv(dev); | |
2995 | struct timer_list *timer = &tp->timer; | |
2996 | void __iomem *ioaddr = tp->mmio_addr; | |
2997 | unsigned long timeout = RTL8169_PHY_TIMEOUT; | |
2998 | ||
bcf0bf90 | 2999 | assert(tp->mac_version > RTL_GIGA_MAC_VER_01); |
1da177e4 | 3000 | |
1da177e4 LT |
3001 | spin_lock_irq(&tp->lock); |
3002 | ||
4da19633 | 3003 | if (tp->phy_reset_pending(tp)) { |
5b0384f4 | 3004 | /* |
1da177e4 LT |
3005 | * A busy loop could burn quite a few cycles on nowadays CPU. |
3006 | * Let's delay the execution of the timer for a few ticks. | |
3007 | */ | |
3008 | timeout = HZ/10; | |
3009 | goto out_mod_timer; | |
3010 | } | |
3011 | ||
3012 | if (tp->link_ok(ioaddr)) | |
3013 | goto out_unlock; | |
3014 | ||
bf82c189 | 3015 | netif_warn(tp, link, dev, "PHY reset until link up\n"); |
1da177e4 | 3016 | |
4da19633 | 3017 | tp->phy_reset_enable(tp); |
1da177e4 LT |
3018 | |
3019 | out_mod_timer: | |
3020 | mod_timer(timer, jiffies + timeout); | |
3021 | out_unlock: | |
3022 | spin_unlock_irq(&tp->lock); | |
3023 | } | |
3024 | ||
1da177e4 LT |
3025 | #ifdef CONFIG_NET_POLL_CONTROLLER |
3026 | /* | |
3027 | * Polling 'interrupt' - used by things like netconsole to send skbs | |
3028 | * without having to re-enable interrupts. It's not called while | |
3029 | * the interrupt routine is executing. | |
3030 | */ | |
3031 | static void rtl8169_netpoll(struct net_device *dev) | |
3032 | { | |
3033 | struct rtl8169_private *tp = netdev_priv(dev); | |
3034 | struct pci_dev *pdev = tp->pci_dev; | |
3035 | ||
3036 | disable_irq(pdev->irq); | |
7d12e780 | 3037 | rtl8169_interrupt(pdev->irq, dev); |
1da177e4 LT |
3038 | enable_irq(pdev->irq); |
3039 | } | |
3040 | #endif | |
3041 | ||
3042 | static void rtl8169_release_board(struct pci_dev *pdev, struct net_device *dev, | |
3043 | void __iomem *ioaddr) | |
3044 | { | |
3045 | iounmap(ioaddr); | |
3046 | pci_release_regions(pdev); | |
87aeec76 | 3047 | pci_clear_mwi(pdev); |
1da177e4 LT |
3048 | pci_disable_device(pdev); |
3049 | free_netdev(dev); | |
3050 | } | |
3051 | ||
bf793295 FR |
3052 | static void rtl8169_phy_reset(struct net_device *dev, |
3053 | struct rtl8169_private *tp) | |
3054 | { | |
07d3f51f | 3055 | unsigned int i; |
bf793295 | 3056 | |
4da19633 | 3057 | tp->phy_reset_enable(tp); |
bf793295 | 3058 | for (i = 0; i < 100; i++) { |
4da19633 | 3059 | if (!tp->phy_reset_pending(tp)) |
bf793295 FR |
3060 | return; |
3061 | msleep(1); | |
3062 | } | |
bf82c189 | 3063 | netif_err(tp, link, dev, "PHY reset failed\n"); |
bf793295 FR |
3064 | } |
3065 | ||
4ff96fa6 FR |
3066 | static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) |
3067 | { | |
3068 | void __iomem *ioaddr = tp->mmio_addr; | |
4ff96fa6 | 3069 | |
5615d9f1 | 3070 | rtl_hw_phy_config(dev); |
4ff96fa6 | 3071 | |
77332894 MS |
3072 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) { |
3073 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); | |
3074 | RTL_W8(0x82, 0x01); | |
3075 | } | |
4ff96fa6 | 3076 | |
6dccd16b FR |
3077 | pci_write_config_byte(tp->pci_dev, PCI_LATENCY_TIMER, 0x40); |
3078 | ||
3079 | if (tp->mac_version <= RTL_GIGA_MAC_VER_06) | |
3080 | pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08); | |
4ff96fa6 | 3081 | |
bcf0bf90 | 3082 | if (tp->mac_version == RTL_GIGA_MAC_VER_02) { |
4ff96fa6 FR |
3083 | dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n"); |
3084 | RTL_W8(0x82, 0x01); | |
3085 | dprintk("Set PHY Reg 0x0bh = 0x00h\n"); | |
4da19633 | 3086 | rtl_writephy(tp, 0x0b, 0x0000); //w 0x0b 15 0 0 |
4ff96fa6 FR |
3087 | } |
3088 | ||
bf793295 FR |
3089 | rtl8169_phy_reset(dev, tp); |
3090 | ||
54405cde | 3091 | rtl8169_set_speed(dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL, |
cecb5fd7 FR |
3092 | ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | |
3093 | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | | |
3094 | (tp->mii.supports_gmii ? | |
3095 | ADVERTISED_1000baseT_Half | | |
3096 | ADVERTISED_1000baseT_Full : 0)); | |
4ff96fa6 | 3097 | |
bf82c189 JP |
3098 | if (RTL_R8(PHYstatus) & TBI_Enable) |
3099 | netif_info(tp, link, dev, "TBI auto-negotiating\n"); | |
4ff96fa6 FR |
3100 | } |
3101 | ||
773d2021 FR |
3102 | static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) |
3103 | { | |
3104 | void __iomem *ioaddr = tp->mmio_addr; | |
3105 | u32 high; | |
3106 | u32 low; | |
3107 | ||
3108 | low = addr[0] | (addr[1] << 8) | (addr[2] << 16) | (addr[3] << 24); | |
3109 | high = addr[4] | (addr[5] << 8); | |
3110 | ||
3111 | spin_lock_irq(&tp->lock); | |
3112 | ||
3113 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
908ba2bf | 3114 | |
773d2021 | 3115 | RTL_W32(MAC4, high); |
908ba2bf | 3116 | RTL_R32(MAC4); |
3117 | ||
78f1cd02 | 3118 | RTL_W32(MAC0, low); |
908ba2bf | 3119 | RTL_R32(MAC0); |
3120 | ||
773d2021 FR |
3121 | RTL_W8(Cfg9346, Cfg9346_Lock); |
3122 | ||
3123 | spin_unlock_irq(&tp->lock); | |
3124 | } | |
3125 | ||
3126 | static int rtl_set_mac_address(struct net_device *dev, void *p) | |
3127 | { | |
3128 | struct rtl8169_private *tp = netdev_priv(dev); | |
3129 | struct sockaddr *addr = p; | |
3130 | ||
3131 | if (!is_valid_ether_addr(addr->sa_data)) | |
3132 | return -EADDRNOTAVAIL; | |
3133 | ||
3134 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
3135 | ||
3136 | rtl_rar_set(tp, dev->dev_addr); | |
3137 | ||
3138 | return 0; | |
3139 | } | |
3140 | ||
5f787a1a FR |
3141 | static int rtl8169_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
3142 | { | |
3143 | struct rtl8169_private *tp = netdev_priv(dev); | |
3144 | struct mii_ioctl_data *data = if_mii(ifr); | |
3145 | ||
8b4ab28d FR |
3146 | return netif_running(dev) ? tp->do_ioctl(tp, data, cmd) : -ENODEV; |
3147 | } | |
5f787a1a | 3148 | |
cecb5fd7 FR |
3149 | static int rtl_xmii_ioctl(struct rtl8169_private *tp, |
3150 | struct mii_ioctl_data *data, int cmd) | |
8b4ab28d | 3151 | { |
5f787a1a FR |
3152 | switch (cmd) { |
3153 | case SIOCGMIIPHY: | |
3154 | data->phy_id = 32; /* Internal PHY */ | |
3155 | return 0; | |
3156 | ||
3157 | case SIOCGMIIREG: | |
4da19633 | 3158 | data->val_out = rtl_readphy(tp, data->reg_num & 0x1f); |
5f787a1a FR |
3159 | return 0; |
3160 | ||
3161 | case SIOCSMIIREG: | |
4da19633 | 3162 | rtl_writephy(tp, data->reg_num & 0x1f, data->val_in); |
5f787a1a FR |
3163 | return 0; |
3164 | } | |
3165 | return -EOPNOTSUPP; | |
3166 | } | |
3167 | ||
8b4ab28d FR |
3168 | static int rtl_tbi_ioctl(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd) |
3169 | { | |
3170 | return -EOPNOTSUPP; | |
3171 | } | |
3172 | ||
0e485150 FR |
3173 | static const struct rtl_cfg_info { |
3174 | void (*hw_start)(struct net_device *); | |
3175 | unsigned int region; | |
3176 | unsigned int align; | |
3177 | u16 intr_event; | |
3178 | u16 napi_event; | |
ccdffb9a | 3179 | unsigned features; |
f21b75e9 | 3180 | u8 default_ver; |
0e485150 FR |
3181 | } rtl_cfg_infos [] = { |
3182 | [RTL_CFG_0] = { | |
3183 | .hw_start = rtl_hw_start_8169, | |
3184 | .region = 1, | |
e9f63f30 | 3185 | .align = 0, |
0e485150 FR |
3186 | .intr_event = SYSErr | LinkChg | RxOverflow | |
3187 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, | |
fbac58fc | 3188 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
3189 | .features = RTL_FEATURE_GMII, |
3190 | .default_ver = RTL_GIGA_MAC_VER_01, | |
0e485150 FR |
3191 | }, |
3192 | [RTL_CFG_1] = { | |
3193 | .hw_start = rtl_hw_start_8168, | |
3194 | .region = 2, | |
3195 | .align = 8, | |
53f57357 | 3196 | .intr_event = SYSErr | LinkChg | RxOverflow | |
0e485150 | 3197 | TxErr | TxOK | RxOK | RxErr, |
fbac58fc | 3198 | .napi_event = TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
3199 | .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI, |
3200 | .default_ver = RTL_GIGA_MAC_VER_11, | |
0e485150 FR |
3201 | }, |
3202 | [RTL_CFG_2] = { | |
3203 | .hw_start = rtl_hw_start_8101, | |
3204 | .region = 2, | |
3205 | .align = 8, | |
3206 | .intr_event = SYSErr | LinkChg | RxOverflow | PCSTimeout | | |
3207 | RxFIFOOver | TxErr | TxOK | RxOK | RxErr, | |
fbac58fc | 3208 | .napi_event = RxFIFOOver | TxErr | TxOK | RxOK | RxOverflow, |
f21b75e9 JD |
3209 | .features = RTL_FEATURE_MSI, |
3210 | .default_ver = RTL_GIGA_MAC_VER_13, | |
0e485150 FR |
3211 | } |
3212 | }; | |
3213 | ||
fbac58fc FR |
3214 | /* Cfg9346_Unlock assumed. */ |
3215 | static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr, | |
3216 | const struct rtl_cfg_info *cfg) | |
3217 | { | |
3218 | unsigned msi = 0; | |
3219 | u8 cfg2; | |
3220 | ||
3221 | cfg2 = RTL_R8(Config2) & ~MSIEnable; | |
ccdffb9a | 3222 | if (cfg->features & RTL_FEATURE_MSI) { |
fbac58fc FR |
3223 | if (pci_enable_msi(pdev)) { |
3224 | dev_info(&pdev->dev, "no MSI. Back to INTx.\n"); | |
3225 | } else { | |
3226 | cfg2 |= MSIEnable; | |
3227 | msi = RTL_FEATURE_MSI; | |
3228 | } | |
3229 | } | |
3230 | RTL_W8(Config2, cfg2); | |
3231 | return msi; | |
3232 | } | |
3233 | ||
3234 | static void rtl_disable_msi(struct pci_dev *pdev, struct rtl8169_private *tp) | |
3235 | { | |
3236 | if (tp->features & RTL_FEATURE_MSI) { | |
3237 | pci_disable_msi(pdev); | |
3238 | tp->features &= ~RTL_FEATURE_MSI; | |
3239 | } | |
3240 | } | |
3241 | ||
8b4ab28d FR |
3242 | static const struct net_device_ops rtl8169_netdev_ops = { |
3243 | .ndo_open = rtl8169_open, | |
3244 | .ndo_stop = rtl8169_close, | |
3245 | .ndo_get_stats = rtl8169_get_stats, | |
00829823 | 3246 | .ndo_start_xmit = rtl8169_start_xmit, |
8b4ab28d FR |
3247 | .ndo_tx_timeout = rtl8169_tx_timeout, |
3248 | .ndo_validate_addr = eth_validate_addr, | |
3249 | .ndo_change_mtu = rtl8169_change_mtu, | |
350fb32a MM |
3250 | .ndo_fix_features = rtl8169_fix_features, |
3251 | .ndo_set_features = rtl8169_set_features, | |
8b4ab28d FR |
3252 | .ndo_set_mac_address = rtl_set_mac_address, |
3253 | .ndo_do_ioctl = rtl8169_ioctl, | |
3254 | .ndo_set_multicast_list = rtl_set_rx_mode, | |
8b4ab28d FR |
3255 | #ifdef CONFIG_NET_POLL_CONTROLLER |
3256 | .ndo_poll_controller = rtl8169_netpoll, | |
3257 | #endif | |
3258 | ||
3259 | }; | |
3260 | ||
c0e45c1c | 3261 | static void __devinit rtl_init_mdio_ops(struct rtl8169_private *tp) |
3262 | { | |
3263 | struct mdio_ops *ops = &tp->mdio_ops; | |
3264 | ||
3265 | switch (tp->mac_version) { | |
3266 | case RTL_GIGA_MAC_VER_27: | |
3267 | ops->write = r8168dp_1_mdio_write; | |
3268 | ops->read = r8168dp_1_mdio_read; | |
3269 | break; | |
e6de30d6 | 3270 | case RTL_GIGA_MAC_VER_28: |
4804b3b3 | 3271 | case RTL_GIGA_MAC_VER_31: |
e6de30d6 | 3272 | ops->write = r8168dp_2_mdio_write; |
3273 | ops->read = r8168dp_2_mdio_read; | |
3274 | break; | |
c0e45c1c | 3275 | default: |
3276 | ops->write = r8169_mdio_write; | |
3277 | ops->read = r8169_mdio_read; | |
3278 | break; | |
3279 | } | |
3280 | } | |
3281 | ||
065c27c1 | 3282 | static void r810x_phy_power_down(struct rtl8169_private *tp) |
3283 | { | |
3284 | rtl_writephy(tp, 0x1f, 0x0000); | |
3285 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); | |
3286 | } | |
3287 | ||
3288 | static void r810x_phy_power_up(struct rtl8169_private *tp) | |
3289 | { | |
3290 | rtl_writephy(tp, 0x1f, 0x0000); | |
3291 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); | |
3292 | } | |
3293 | ||
3294 | static void r810x_pll_power_down(struct rtl8169_private *tp) | |
3295 | { | |
3296 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { | |
3297 | rtl_writephy(tp, 0x1f, 0x0000); | |
3298 | rtl_writephy(tp, MII_BMCR, 0x0000); | |
3299 | return; | |
3300 | } | |
3301 | ||
3302 | r810x_phy_power_down(tp); | |
3303 | } | |
3304 | ||
3305 | static void r810x_pll_power_up(struct rtl8169_private *tp) | |
3306 | { | |
3307 | r810x_phy_power_up(tp); | |
3308 | } | |
3309 | ||
3310 | static void r8168_phy_power_up(struct rtl8169_private *tp) | |
3311 | { | |
3312 | rtl_writephy(tp, 0x1f, 0x0000); | |
01dc7fec | 3313 | switch (tp->mac_version) { |
3314 | case RTL_GIGA_MAC_VER_11: | |
3315 | case RTL_GIGA_MAC_VER_12: | |
3316 | case RTL_GIGA_MAC_VER_17: | |
3317 | case RTL_GIGA_MAC_VER_18: | |
3318 | case RTL_GIGA_MAC_VER_19: | |
3319 | case RTL_GIGA_MAC_VER_20: | |
3320 | case RTL_GIGA_MAC_VER_21: | |
3321 | case RTL_GIGA_MAC_VER_22: | |
3322 | case RTL_GIGA_MAC_VER_23: | |
3323 | case RTL_GIGA_MAC_VER_24: | |
3324 | case RTL_GIGA_MAC_VER_25: | |
3325 | case RTL_GIGA_MAC_VER_26: | |
3326 | case RTL_GIGA_MAC_VER_27: | |
3327 | case RTL_GIGA_MAC_VER_28: | |
3328 | case RTL_GIGA_MAC_VER_31: | |
3329 | rtl_writephy(tp, 0x0e, 0x0000); | |
3330 | break; | |
3331 | default: | |
3332 | break; | |
3333 | } | |
065c27c1 | 3334 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE); |
3335 | } | |
3336 | ||
3337 | static void r8168_phy_power_down(struct rtl8169_private *tp) | |
3338 | { | |
3339 | rtl_writephy(tp, 0x1f, 0x0000); | |
01dc7fec | 3340 | switch (tp->mac_version) { |
3341 | case RTL_GIGA_MAC_VER_32: | |
3342 | case RTL_GIGA_MAC_VER_33: | |
3343 | rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE | BMCR_PDOWN); | |
3344 | break; | |
3345 | ||
3346 | case RTL_GIGA_MAC_VER_11: | |
3347 | case RTL_GIGA_MAC_VER_12: | |
3348 | case RTL_GIGA_MAC_VER_17: | |
3349 | case RTL_GIGA_MAC_VER_18: | |
3350 | case RTL_GIGA_MAC_VER_19: | |
3351 | case RTL_GIGA_MAC_VER_20: | |
3352 | case RTL_GIGA_MAC_VER_21: | |
3353 | case RTL_GIGA_MAC_VER_22: | |
3354 | case RTL_GIGA_MAC_VER_23: | |
3355 | case RTL_GIGA_MAC_VER_24: | |
3356 | case RTL_GIGA_MAC_VER_25: | |
3357 | case RTL_GIGA_MAC_VER_26: | |
3358 | case RTL_GIGA_MAC_VER_27: | |
3359 | case RTL_GIGA_MAC_VER_28: | |
3360 | case RTL_GIGA_MAC_VER_31: | |
3361 | rtl_writephy(tp, 0x0e, 0x0200); | |
3362 | default: | |
3363 | rtl_writephy(tp, MII_BMCR, BMCR_PDOWN); | |
3364 | break; | |
3365 | } | |
065c27c1 | 3366 | } |
3367 | ||
3368 | static void r8168_pll_power_down(struct rtl8169_private *tp) | |
3369 | { | |
3370 | void __iomem *ioaddr = tp->mmio_addr; | |
3371 | ||
cecb5fd7 FR |
3372 | if ((tp->mac_version == RTL_GIGA_MAC_VER_27 || |
3373 | tp->mac_version == RTL_GIGA_MAC_VER_28 || | |
3374 | tp->mac_version == RTL_GIGA_MAC_VER_31) && | |
4804b3b3 | 3375 | r8168dp_check_dash(tp)) { |
065c27c1 | 3376 | return; |
5d2e1957 | 3377 | } |
065c27c1 | 3378 | |
cecb5fd7 FR |
3379 | if ((tp->mac_version == RTL_GIGA_MAC_VER_23 || |
3380 | tp->mac_version == RTL_GIGA_MAC_VER_24) && | |
065c27c1 | 3381 | (RTL_R16(CPlusCmd) & ASF)) { |
3382 | return; | |
3383 | } | |
3384 | ||
01dc7fec | 3385 | if (tp->mac_version == RTL_GIGA_MAC_VER_32 || |
3386 | tp->mac_version == RTL_GIGA_MAC_VER_33) | |
3387 | rtl_ephy_write(ioaddr, 0x19, 0xff64); | |
3388 | ||
065c27c1 | 3389 | if (__rtl8169_get_wol(tp) & WAKE_ANY) { |
3390 | rtl_writephy(tp, 0x1f, 0x0000); | |
3391 | rtl_writephy(tp, MII_BMCR, 0x0000); | |
3392 | ||
d4ed95d7 HW |
3393 | if (tp->mac_version == RTL_GIGA_MAC_VER_32 || |
3394 | tp->mac_version == RTL_GIGA_MAC_VER_33) | |
3395 | RTL_W32(RxConfig, RTL_R32(RxConfig) | AcceptBroadcast | | |
3396 | AcceptMulticast | AcceptMyPhys); | |
065c27c1 | 3397 | return; |
3398 | } | |
3399 | ||
3400 | r8168_phy_power_down(tp); | |
3401 | ||
3402 | switch (tp->mac_version) { | |
3403 | case RTL_GIGA_MAC_VER_25: | |
3404 | case RTL_GIGA_MAC_VER_26: | |
5d2e1957 HW |
3405 | case RTL_GIGA_MAC_VER_27: |
3406 | case RTL_GIGA_MAC_VER_28: | |
4804b3b3 | 3407 | case RTL_GIGA_MAC_VER_31: |
01dc7fec | 3408 | case RTL_GIGA_MAC_VER_32: |
3409 | case RTL_GIGA_MAC_VER_33: | |
065c27c1 | 3410 | RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80); |
3411 | break; | |
3412 | } | |
3413 | } | |
3414 | ||
3415 | static void r8168_pll_power_up(struct rtl8169_private *tp) | |
3416 | { | |
3417 | void __iomem *ioaddr = tp->mmio_addr; | |
3418 | ||
cecb5fd7 FR |
3419 | if ((tp->mac_version == RTL_GIGA_MAC_VER_27 || |
3420 | tp->mac_version == RTL_GIGA_MAC_VER_28 || | |
3421 | tp->mac_version == RTL_GIGA_MAC_VER_31) && | |
4804b3b3 | 3422 | r8168dp_check_dash(tp)) { |
065c27c1 | 3423 | return; |
5d2e1957 | 3424 | } |
065c27c1 | 3425 | |
3426 | switch (tp->mac_version) { | |
3427 | case RTL_GIGA_MAC_VER_25: | |
3428 | case RTL_GIGA_MAC_VER_26: | |
5d2e1957 HW |
3429 | case RTL_GIGA_MAC_VER_27: |
3430 | case RTL_GIGA_MAC_VER_28: | |
4804b3b3 | 3431 | case RTL_GIGA_MAC_VER_31: |
01dc7fec | 3432 | case RTL_GIGA_MAC_VER_32: |
3433 | case RTL_GIGA_MAC_VER_33: | |
065c27c1 | 3434 | RTL_W8(PMCH, RTL_R8(PMCH) | 0x80); |
3435 | break; | |
3436 | } | |
3437 | ||
3438 | r8168_phy_power_up(tp); | |
3439 | } | |
3440 | ||
3441 | static void rtl_pll_power_op(struct rtl8169_private *tp, | |
3442 | void (*op)(struct rtl8169_private *)) | |
3443 | { | |
3444 | if (op) | |
3445 | op(tp); | |
3446 | } | |
3447 | ||
3448 | static void rtl_pll_power_down(struct rtl8169_private *tp) | |
3449 | { | |
3450 | rtl_pll_power_op(tp, tp->pll_power_ops.down); | |
3451 | } | |
3452 | ||
3453 | static void rtl_pll_power_up(struct rtl8169_private *tp) | |
3454 | { | |
3455 | rtl_pll_power_op(tp, tp->pll_power_ops.up); | |
3456 | } | |
3457 | ||
3458 | static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) | |
3459 | { | |
3460 | struct pll_power_ops *ops = &tp->pll_power_ops; | |
3461 | ||
3462 | switch (tp->mac_version) { | |
3463 | case RTL_GIGA_MAC_VER_07: | |
3464 | case RTL_GIGA_MAC_VER_08: | |
3465 | case RTL_GIGA_MAC_VER_09: | |
3466 | case RTL_GIGA_MAC_VER_10: | |
3467 | case RTL_GIGA_MAC_VER_16: | |
5a5e4443 HW |
3468 | case RTL_GIGA_MAC_VER_29: |
3469 | case RTL_GIGA_MAC_VER_30: | |
065c27c1 | 3470 | ops->down = r810x_pll_power_down; |
3471 | ops->up = r810x_pll_power_up; | |
3472 | break; | |
3473 | ||
3474 | case RTL_GIGA_MAC_VER_11: | |
3475 | case RTL_GIGA_MAC_VER_12: | |
3476 | case RTL_GIGA_MAC_VER_17: | |
3477 | case RTL_GIGA_MAC_VER_18: | |
3478 | case RTL_GIGA_MAC_VER_19: | |
3479 | case RTL_GIGA_MAC_VER_20: | |
3480 | case RTL_GIGA_MAC_VER_21: | |
3481 | case RTL_GIGA_MAC_VER_22: | |
3482 | case RTL_GIGA_MAC_VER_23: | |
3483 | case RTL_GIGA_MAC_VER_24: | |
3484 | case RTL_GIGA_MAC_VER_25: | |
3485 | case RTL_GIGA_MAC_VER_26: | |
3486 | case RTL_GIGA_MAC_VER_27: | |
e6de30d6 | 3487 | case RTL_GIGA_MAC_VER_28: |
4804b3b3 | 3488 | case RTL_GIGA_MAC_VER_31: |
01dc7fec | 3489 | case RTL_GIGA_MAC_VER_32: |
3490 | case RTL_GIGA_MAC_VER_33: | |
70090424 | 3491 | case RTL_GIGA_MAC_VER_34: |
065c27c1 | 3492 | ops->down = r8168_pll_power_down; |
3493 | ops->up = r8168_pll_power_up; | |
3494 | break; | |
3495 | ||
3496 | default: | |
3497 | ops->down = NULL; | |
3498 | ops->up = NULL; | |
3499 | break; | |
3500 | } | |
3501 | } | |
3502 | ||
e542a226 HW |
3503 | static void rtl_init_rxcfg(struct rtl8169_private *tp) |
3504 | { | |
3505 | void __iomem *ioaddr = tp->mmio_addr; | |
3506 | ||
3507 | switch (tp->mac_version) { | |
3508 | case RTL_GIGA_MAC_VER_01: | |
3509 | case RTL_GIGA_MAC_VER_02: | |
3510 | case RTL_GIGA_MAC_VER_03: | |
3511 | case RTL_GIGA_MAC_VER_04: | |
3512 | case RTL_GIGA_MAC_VER_05: | |
3513 | case RTL_GIGA_MAC_VER_06: | |
3514 | case RTL_GIGA_MAC_VER_10: | |
3515 | case RTL_GIGA_MAC_VER_11: | |
3516 | case RTL_GIGA_MAC_VER_12: | |
3517 | case RTL_GIGA_MAC_VER_13: | |
3518 | case RTL_GIGA_MAC_VER_14: | |
3519 | case RTL_GIGA_MAC_VER_15: | |
3520 | case RTL_GIGA_MAC_VER_16: | |
3521 | case RTL_GIGA_MAC_VER_17: | |
3522 | RTL_W32(RxConfig, RX_FIFO_THRESH | RX_DMA_BURST); | |
3523 | break; | |
3524 | case RTL_GIGA_MAC_VER_18: | |
3525 | case RTL_GIGA_MAC_VER_19: | |
3526 | case RTL_GIGA_MAC_VER_20: | |
3527 | case RTL_GIGA_MAC_VER_21: | |
3528 | case RTL_GIGA_MAC_VER_22: | |
3529 | case RTL_GIGA_MAC_VER_23: | |
3530 | case RTL_GIGA_MAC_VER_24: | |
3531 | RTL_W32(RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST); | |
3532 | break; | |
3533 | default: | |
3534 | RTL_W32(RxConfig, RX128_INT_EN | RX_DMA_BURST); | |
3535 | break; | |
3536 | } | |
3537 | } | |
3538 | ||
92fc43b4 HW |
3539 | static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) |
3540 | { | |
3541 | tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0; | |
3542 | } | |
3543 | ||
6f43adc8 FR |
3544 | static void rtl_hw_reset(struct rtl8169_private *tp) |
3545 | { | |
3546 | void __iomem *ioaddr = tp->mmio_addr; | |
3547 | int i; | |
3548 | ||
3549 | /* Soft reset the chip. */ | |
3550 | RTL_W8(ChipCmd, CmdReset); | |
3551 | ||
3552 | /* Check that the chip has finished the reset. */ | |
3553 | for (i = 0; i < 100; i++) { | |
3554 | if ((RTL_R8(ChipCmd) & CmdReset) == 0) | |
3555 | break; | |
92fc43b4 | 3556 | udelay(100); |
6f43adc8 | 3557 | } |
92fc43b4 HW |
3558 | |
3559 | rtl8169_init_ring_indexes(tp); | |
6f43adc8 FR |
3560 | } |
3561 | ||
1da177e4 | 3562 | static int __devinit |
4ff96fa6 | 3563 | rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) |
1da177e4 | 3564 | { |
0e485150 FR |
3565 | const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data; |
3566 | const unsigned int region = cfg->region; | |
1da177e4 | 3567 | struct rtl8169_private *tp; |
ccdffb9a | 3568 | struct mii_if_info *mii; |
4ff96fa6 FR |
3569 | struct net_device *dev; |
3570 | void __iomem *ioaddr; | |
2b7b4318 | 3571 | int chipset, i; |
07d3f51f | 3572 | int rc; |
1da177e4 | 3573 | |
4ff96fa6 FR |
3574 | if (netif_msg_drv(&debug)) { |
3575 | printk(KERN_INFO "%s Gigabit Ethernet driver %s loaded\n", | |
3576 | MODULENAME, RTL8169_VERSION); | |
3577 | } | |
1da177e4 | 3578 | |
1da177e4 | 3579 | dev = alloc_etherdev(sizeof (*tp)); |
4ff96fa6 | 3580 | if (!dev) { |
b57b7e5a | 3581 | if (netif_msg_drv(&debug)) |
9b91cf9d | 3582 | dev_err(&pdev->dev, "unable to alloc new ethernet\n"); |
4ff96fa6 FR |
3583 | rc = -ENOMEM; |
3584 | goto out; | |
1da177e4 LT |
3585 | } |
3586 | ||
1da177e4 | 3587 | SET_NETDEV_DEV(dev, &pdev->dev); |
8b4ab28d | 3588 | dev->netdev_ops = &rtl8169_netdev_ops; |
1da177e4 | 3589 | tp = netdev_priv(dev); |
c4028958 | 3590 | tp->dev = dev; |
21e197f2 | 3591 | tp->pci_dev = pdev; |
b57b7e5a | 3592 | tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT); |
1da177e4 | 3593 | |
ccdffb9a FR |
3594 | mii = &tp->mii; |
3595 | mii->dev = dev; | |
3596 | mii->mdio_read = rtl_mdio_read; | |
3597 | mii->mdio_write = rtl_mdio_write; | |
3598 | mii->phy_id_mask = 0x1f; | |
3599 | mii->reg_num_mask = 0x1f; | |
3600 | mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII); | |
3601 | ||
ba04c7c9 SG |
3602 | /* disable ASPM completely as that cause random device stop working |
3603 | * problems as well as full system hangs for some PCIe devices users */ | |
3604 | pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | | |
3605 | PCIE_LINK_STATE_CLKPM); | |
3606 | ||
1da177e4 LT |
3607 | /* enable device (incl. PCI PM wakeup and hotplug setup) */ |
3608 | rc = pci_enable_device(pdev); | |
b57b7e5a | 3609 | if (rc < 0) { |
bf82c189 | 3610 | netif_err(tp, probe, dev, "enable failure\n"); |
4ff96fa6 | 3611 | goto err_out_free_dev_1; |
1da177e4 LT |
3612 | } |
3613 | ||
87aeec76 | 3614 | if (pci_set_mwi(pdev) < 0) |
3615 | netif_info(tp, probe, dev, "Mem-Wr-Inval unavailable\n"); | |
1da177e4 | 3616 | |
1da177e4 | 3617 | /* make sure PCI base addr 1 is MMIO */ |
bcf0bf90 | 3618 | if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) { |
bf82c189 JP |
3619 | netif_err(tp, probe, dev, |
3620 | "region #%d not an MMIO resource, aborting\n", | |
3621 | region); | |
1da177e4 | 3622 | rc = -ENODEV; |
87aeec76 | 3623 | goto err_out_mwi_2; |
1da177e4 | 3624 | } |
4ff96fa6 | 3625 | |
1da177e4 | 3626 | /* check for weird/broken PCI region reporting */ |
bcf0bf90 | 3627 | if (pci_resource_len(pdev, region) < R8169_REGS_SIZE) { |
bf82c189 JP |
3628 | netif_err(tp, probe, dev, |
3629 | "Invalid PCI region size(s), aborting\n"); | |
1da177e4 | 3630 | rc = -ENODEV; |
87aeec76 | 3631 | goto err_out_mwi_2; |
1da177e4 LT |
3632 | } |
3633 | ||
3634 | rc = pci_request_regions(pdev, MODULENAME); | |
b57b7e5a | 3635 | if (rc < 0) { |
bf82c189 | 3636 | netif_err(tp, probe, dev, "could not request regions\n"); |
87aeec76 | 3637 | goto err_out_mwi_2; |
1da177e4 LT |
3638 | } |
3639 | ||
d24e9aaf | 3640 | tp->cp_cmd = RxChkSum; |
1da177e4 LT |
3641 | |
3642 | if ((sizeof(dma_addr_t) > 4) && | |
4300e8c7 | 3643 | !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) { |
1da177e4 LT |
3644 | tp->cp_cmd |= PCIDAC; |
3645 | dev->features |= NETIF_F_HIGHDMA; | |
3646 | } else { | |
284901a9 | 3647 | rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
1da177e4 | 3648 | if (rc < 0) { |
bf82c189 | 3649 | netif_err(tp, probe, dev, "DMA configuration failed\n"); |
87aeec76 | 3650 | goto err_out_free_res_3; |
1da177e4 LT |
3651 | } |
3652 | } | |
3653 | ||
1da177e4 | 3654 | /* ioremap MMIO region */ |
bcf0bf90 | 3655 | ioaddr = ioremap(pci_resource_start(pdev, region), R8169_REGS_SIZE); |
4ff96fa6 | 3656 | if (!ioaddr) { |
bf82c189 | 3657 | netif_err(tp, probe, dev, "cannot remap MMIO, aborting\n"); |
1da177e4 | 3658 | rc = -EIO; |
87aeec76 | 3659 | goto err_out_free_res_3; |
1da177e4 | 3660 | } |
6f43adc8 | 3661 | tp->mmio_addr = ioaddr; |
1da177e4 | 3662 | |
e44daade JM |
3663 | if (!pci_is_pcie(pdev)) |
3664 | netif_info(tp, probe, dev, "not PCI Express\n"); | |
4300e8c7 | 3665 | |
e542a226 HW |
3666 | /* Identify chip attached to board */ |
3667 | rtl8169_get_mac_version(tp, dev, cfg->default_ver); | |
3668 | ||
3669 | rtl_init_rxcfg(tp); | |
3670 | ||
d78ad8cb | 3671 | RTL_W16(IntrMask, 0x0000); |
1da177e4 | 3672 | |
6f43adc8 | 3673 | rtl_hw_reset(tp); |
1da177e4 | 3674 | |
d78ad8cb KW |
3675 | RTL_W16(IntrStatus, 0xffff); |
3676 | ||
ca52efd5 | 3677 | pci_set_master(pdev); |
3678 | ||
7a8fc77b FR |
3679 | /* |
3680 | * Pretend we are using VLANs; This bypasses a nasty bug where | |
3681 | * Interrupts stop flowing on high load on 8110SCd controllers. | |
3682 | */ | |
3683 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) | |
3684 | tp->cp_cmd |= RxVlan; | |
3685 | ||
c0e45c1c | 3686 | rtl_init_mdio_ops(tp); |
065c27c1 | 3687 | rtl_init_pll_power_ops(tp); |
c0e45c1c | 3688 | |
1da177e4 | 3689 | rtl8169_print_mac_version(tp); |
1da177e4 | 3690 | |
85bffe6c FR |
3691 | chipset = tp->mac_version; |
3692 | tp->txd_version = rtl_chip_infos[chipset].txd_version; | |
1da177e4 | 3693 | |
5d06a99f FR |
3694 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
3695 | RTL_W8(Config1, RTL_R8(Config1) | PMEnable); | |
3696 | RTL_W8(Config5, RTL_R8(Config5) & PMEStatus); | |
20037fa4 BP |
3697 | if ((RTL_R8(Config3) & (LinkUp | MagicPacket)) != 0) |
3698 | tp->features |= RTL_FEATURE_WOL; | |
3699 | if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0) | |
3700 | tp->features |= RTL_FEATURE_WOL; | |
fbac58fc | 3701 | tp->features |= rtl_try_msi(pdev, ioaddr, cfg); |
5d06a99f FR |
3702 | RTL_W8(Cfg9346, Cfg9346_Lock); |
3703 | ||
66ec5d4f FR |
3704 | if ((tp->mac_version <= RTL_GIGA_MAC_VER_06) && |
3705 | (RTL_R8(PHYstatus) & TBI_Enable)) { | |
1da177e4 LT |
3706 | tp->set_speed = rtl8169_set_speed_tbi; |
3707 | tp->get_settings = rtl8169_gset_tbi; | |
3708 | tp->phy_reset_enable = rtl8169_tbi_reset_enable; | |
3709 | tp->phy_reset_pending = rtl8169_tbi_reset_pending; | |
3710 | tp->link_ok = rtl8169_tbi_link_ok; | |
8b4ab28d | 3711 | tp->do_ioctl = rtl_tbi_ioctl; |
1da177e4 LT |
3712 | } else { |
3713 | tp->set_speed = rtl8169_set_speed_xmii; | |
3714 | tp->get_settings = rtl8169_gset_xmii; | |
3715 | tp->phy_reset_enable = rtl8169_xmii_reset_enable; | |
3716 | tp->phy_reset_pending = rtl8169_xmii_reset_pending; | |
3717 | tp->link_ok = rtl8169_xmii_link_ok; | |
8b4ab28d | 3718 | tp->do_ioctl = rtl_xmii_ioctl; |
1da177e4 LT |
3719 | } |
3720 | ||
df58ef51 FR |
3721 | spin_lock_init(&tp->lock); |
3722 | ||
7bf6bf48 | 3723 | /* Get MAC address */ |
1da177e4 LT |
3724 | for (i = 0; i < MAC_ADDR_LEN; i++) |
3725 | dev->dev_addr[i] = RTL_R8(MAC0 + i); | |
6d6525b7 | 3726 | memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); |
1da177e4 | 3727 | |
1da177e4 | 3728 | SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops); |
1da177e4 LT |
3729 | dev->watchdog_timeo = RTL8169_TX_TIMEOUT; |
3730 | dev->irq = pdev->irq; | |
3731 | dev->base_addr = (unsigned long) ioaddr; | |
1da177e4 | 3732 | |
bea3348e | 3733 | netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT); |
1da177e4 | 3734 | |
350fb32a MM |
3735 | /* don't enable SG, IP_CSUM and TSO by default - it might not work |
3736 | * properly for all devices */ | |
3737 | dev->features |= NETIF_F_RXCSUM | | |
3738 | NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
3739 | ||
3740 | dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | | |
3741 | NETIF_F_RXCSUM | NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; | |
3742 | dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | | |
3743 | NETIF_F_HIGHDMA; | |
3744 | ||
3745 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) | |
3746 | /* 8110SCd requires hardware Rx VLAN - disallow toggling */ | |
3747 | dev->hw_features &= ~NETIF_F_HW_VLAN_RX; | |
1da177e4 LT |
3748 | |
3749 | tp->intr_mask = 0xffff; | |
0e485150 FR |
3750 | tp->hw_start = cfg->hw_start; |
3751 | tp->intr_event = cfg->intr_event; | |
3752 | tp->napi_event = cfg->napi_event; | |
1da177e4 | 3753 | |
2efa53f3 FR |
3754 | init_timer(&tp->timer); |
3755 | tp->timer.data = (unsigned long) dev; | |
3756 | tp->timer.function = rtl8169_phy_timer; | |
3757 | ||
b6ffd97f | 3758 | tp->rtl_fw = RTL_FIRMWARE_UNKNOWN; |
953a12cc | 3759 | |
1da177e4 | 3760 | rc = register_netdev(dev); |
4ff96fa6 | 3761 | if (rc < 0) |
87aeec76 | 3762 | goto err_out_msi_4; |
1da177e4 LT |
3763 | |
3764 | pci_set_drvdata(pdev, dev); | |
3765 | ||
bf82c189 | 3766 | netif_info(tp, probe, dev, "%s at 0x%lx, %pM, XID %08x IRQ %d\n", |
85bffe6c | 3767 | rtl_chip_infos[chipset].name, dev->base_addr, dev->dev_addr, |
bf82c189 | 3768 | (u32)(RTL_R32(TxConfig) & 0x9cf0f8ff), dev->irq); |
1da177e4 | 3769 | |
cecb5fd7 FR |
3770 | if (tp->mac_version == RTL_GIGA_MAC_VER_27 || |
3771 | tp->mac_version == RTL_GIGA_MAC_VER_28 || | |
3772 | tp->mac_version == RTL_GIGA_MAC_VER_31) { | |
b646d900 | 3773 | rtl8168_driver_start(tp); |
e6de30d6 | 3774 | } |
b646d900 | 3775 | |
8b76ab39 | 3776 | device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL); |
1da177e4 | 3777 | |
f3ec4f87 AS |
3778 | if (pci_dev_run_wake(pdev)) |
3779 | pm_runtime_put_noidle(&pdev->dev); | |
e1759441 | 3780 | |
0d672e9f IV |
3781 | netif_carrier_off(dev); |
3782 | ||
4ff96fa6 FR |
3783 | out: |
3784 | return rc; | |
1da177e4 | 3785 | |
87aeec76 | 3786 | err_out_msi_4: |
fbac58fc | 3787 | rtl_disable_msi(pdev, tp); |
4ff96fa6 | 3788 | iounmap(ioaddr); |
87aeec76 | 3789 | err_out_free_res_3: |
4ff96fa6 | 3790 | pci_release_regions(pdev); |
87aeec76 | 3791 | err_out_mwi_2: |
4ff96fa6 | 3792 | pci_clear_mwi(pdev); |
4ff96fa6 FR |
3793 | pci_disable_device(pdev); |
3794 | err_out_free_dev_1: | |
3795 | free_netdev(dev); | |
3796 | goto out; | |
1da177e4 LT |
3797 | } |
3798 | ||
07d3f51f | 3799 | static void __devexit rtl8169_remove_one(struct pci_dev *pdev) |
1da177e4 LT |
3800 | { |
3801 | struct net_device *dev = pci_get_drvdata(pdev); | |
3802 | struct rtl8169_private *tp = netdev_priv(dev); | |
3803 | ||
cecb5fd7 FR |
3804 | if (tp->mac_version == RTL_GIGA_MAC_VER_27 || |
3805 | tp->mac_version == RTL_GIGA_MAC_VER_28 || | |
3806 | tp->mac_version == RTL_GIGA_MAC_VER_31) { | |
b646d900 | 3807 | rtl8168_driver_stop(tp); |
e6de30d6 | 3808 | } |
b646d900 | 3809 | |
23f333a2 | 3810 | cancel_delayed_work_sync(&tp->task); |
eb2a021c | 3811 | |
1da177e4 | 3812 | unregister_netdev(dev); |
cc098dc7 | 3813 | |
953a12cc FR |
3814 | rtl_release_firmware(tp); |
3815 | ||
f3ec4f87 AS |
3816 | if (pci_dev_run_wake(pdev)) |
3817 | pm_runtime_get_noresume(&pdev->dev); | |
e1759441 | 3818 | |
cc098dc7 IV |
3819 | /* restore original MAC address */ |
3820 | rtl_rar_set(tp, dev->perm_addr); | |
3821 | ||
fbac58fc | 3822 | rtl_disable_msi(pdev, tp); |
1da177e4 LT |
3823 | rtl8169_release_board(pdev, dev, tp->mmio_addr); |
3824 | pci_set_drvdata(pdev, NULL); | |
3825 | } | |
3826 | ||
b6ffd97f | 3827 | static void rtl_request_uncached_firmware(struct rtl8169_private *tp) |
953a12cc | 3828 | { |
b6ffd97f FR |
3829 | struct rtl_fw *rtl_fw; |
3830 | const char *name; | |
3831 | int rc = -ENOMEM; | |
953a12cc | 3832 | |
b6ffd97f FR |
3833 | name = rtl_lookup_firmware_name(tp); |
3834 | if (!name) | |
3835 | goto out_no_firmware; | |
953a12cc | 3836 | |
b6ffd97f FR |
3837 | rtl_fw = kzalloc(sizeof(*rtl_fw), GFP_KERNEL); |
3838 | if (!rtl_fw) | |
3839 | goto err_warn; | |
31bd204f | 3840 | |
b6ffd97f FR |
3841 | rc = request_firmware(&rtl_fw->fw, name, &tp->pci_dev->dev); |
3842 | if (rc < 0) | |
3843 | goto err_free; | |
3844 | ||
fd112f2e FR |
3845 | rc = rtl_check_firmware(tp, rtl_fw); |
3846 | if (rc < 0) | |
3847 | goto err_release_firmware; | |
3848 | ||
b6ffd97f FR |
3849 | tp->rtl_fw = rtl_fw; |
3850 | out: | |
3851 | return; | |
3852 | ||
fd112f2e FR |
3853 | err_release_firmware: |
3854 | release_firmware(rtl_fw->fw); | |
b6ffd97f FR |
3855 | err_free: |
3856 | kfree(rtl_fw); | |
3857 | err_warn: | |
3858 | netif_warn(tp, ifup, tp->dev, "unable to load firmware patch %s (%d)\n", | |
3859 | name, rc); | |
3860 | out_no_firmware: | |
3861 | tp->rtl_fw = NULL; | |
3862 | goto out; | |
3863 | } | |
3864 | ||
3865 | static void rtl_request_firmware(struct rtl8169_private *tp) | |
3866 | { | |
3867 | if (IS_ERR(tp->rtl_fw)) | |
3868 | rtl_request_uncached_firmware(tp); | |
953a12cc FR |
3869 | } |
3870 | ||
1da177e4 LT |
3871 | static int rtl8169_open(struct net_device *dev) |
3872 | { | |
3873 | struct rtl8169_private *tp = netdev_priv(dev); | |
eee3a96c | 3874 | void __iomem *ioaddr = tp->mmio_addr; |
1da177e4 | 3875 | struct pci_dev *pdev = tp->pci_dev; |
99f252b0 | 3876 | int retval = -ENOMEM; |
1da177e4 | 3877 | |
e1759441 | 3878 | pm_runtime_get_sync(&pdev->dev); |
1da177e4 | 3879 | |
1da177e4 LT |
3880 | /* |
3881 | * Rx and Tx desscriptors needs 256 bytes alignment. | |
82553bb6 | 3882 | * dma_alloc_coherent provides more. |
1da177e4 | 3883 | */ |
82553bb6 SG |
3884 | tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES, |
3885 | &tp->TxPhyAddr, GFP_KERNEL); | |
1da177e4 | 3886 | if (!tp->TxDescArray) |
e1759441 | 3887 | goto err_pm_runtime_put; |
1da177e4 | 3888 | |
82553bb6 SG |
3889 | tp->RxDescArray = dma_alloc_coherent(&pdev->dev, R8169_RX_RING_BYTES, |
3890 | &tp->RxPhyAddr, GFP_KERNEL); | |
1da177e4 | 3891 | if (!tp->RxDescArray) |
99f252b0 | 3892 | goto err_free_tx_0; |
1da177e4 LT |
3893 | |
3894 | retval = rtl8169_init_ring(dev); | |
3895 | if (retval < 0) | |
99f252b0 | 3896 | goto err_free_rx_1; |
1da177e4 | 3897 | |
c4028958 | 3898 | INIT_DELAYED_WORK(&tp->task, NULL); |
1da177e4 | 3899 | |
99f252b0 FR |
3900 | smp_mb(); |
3901 | ||
953a12cc FR |
3902 | rtl_request_firmware(tp); |
3903 | ||
fbac58fc FR |
3904 | retval = request_irq(dev->irq, rtl8169_interrupt, |
3905 | (tp->features & RTL_FEATURE_MSI) ? 0 : IRQF_SHARED, | |
99f252b0 FR |
3906 | dev->name, dev); |
3907 | if (retval < 0) | |
953a12cc | 3908 | goto err_release_fw_2; |
99f252b0 | 3909 | |
bea3348e | 3910 | napi_enable(&tp->napi); |
bea3348e | 3911 | |
eee3a96c | 3912 | rtl8169_init_phy(dev, tp); |
3913 | ||
350fb32a | 3914 | rtl8169_set_features(dev, dev->features); |
eee3a96c | 3915 | |
065c27c1 | 3916 | rtl_pll_power_up(tp); |
3917 | ||
07ce4064 | 3918 | rtl_hw_start(dev); |
1da177e4 | 3919 | |
e1759441 RW |
3920 | tp->saved_wolopts = 0; |
3921 | pm_runtime_put_noidle(&pdev->dev); | |
3922 | ||
eee3a96c | 3923 | rtl8169_check_link_status(dev, tp, ioaddr); |
1da177e4 LT |
3924 | out: |
3925 | return retval; | |
3926 | ||
953a12cc FR |
3927 | err_release_fw_2: |
3928 | rtl_release_firmware(tp); | |
99f252b0 FR |
3929 | rtl8169_rx_clear(tp); |
3930 | err_free_rx_1: | |
82553bb6 SG |
3931 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
3932 | tp->RxPhyAddr); | |
e1759441 | 3933 | tp->RxDescArray = NULL; |
99f252b0 | 3934 | err_free_tx_0: |
82553bb6 SG |
3935 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, |
3936 | tp->TxPhyAddr); | |
e1759441 RW |
3937 | tp->TxDescArray = NULL; |
3938 | err_pm_runtime_put: | |
3939 | pm_runtime_put_noidle(&pdev->dev); | |
1da177e4 LT |
3940 | goto out; |
3941 | } | |
3942 | ||
92fc43b4 HW |
3943 | static void rtl_rx_close(struct rtl8169_private *tp) |
3944 | { | |
3945 | void __iomem *ioaddr = tp->mmio_addr; | |
3946 | u32 rxcfg = RTL_R32(RxConfig); | |
3947 | ||
3948 | rxcfg &= ~(AcceptErr | AcceptRunt | AcceptBroadcast | AcceptMulticast | | |
3949 | AcceptMyPhys | AcceptAllPhys); | |
3950 | RTL_W32(RxConfig, rxcfg); | |
3951 | } | |
3952 | ||
e6de30d6 | 3953 | static void rtl8169_hw_reset(struct rtl8169_private *tp) |
1da177e4 | 3954 | { |
e6de30d6 | 3955 | void __iomem *ioaddr = tp->mmio_addr; |
3956 | ||
1da177e4 LT |
3957 | /* Disable interrupts */ |
3958 | rtl8169_irq_mask_and_ack(ioaddr); | |
3959 | ||
92fc43b4 HW |
3960 | rtl_rx_close(tp); |
3961 | ||
5d2e1957 | 3962 | if (tp->mac_version == RTL_GIGA_MAC_VER_27 || |
4804b3b3 | 3963 | tp->mac_version == RTL_GIGA_MAC_VER_28 || |
3964 | tp->mac_version == RTL_GIGA_MAC_VER_31) { | |
e6de30d6 | 3965 | while (RTL_R8(TxPoll) & NPQ) |
3966 | udelay(20); | |
70090424 HW |
3967 | } else if (tp->mac_version == RTL_GIGA_MAC_VER_34) { |
3968 | while (!(RTL_R32(TxConfig) & TXCFG_EMPTY)) | |
3969 | udelay(100); | |
92fc43b4 HW |
3970 | } else { |
3971 | RTL_W8(ChipCmd, RTL_R8(ChipCmd) | StopReq); | |
3972 | udelay(100); | |
e6de30d6 | 3973 | } |
3974 | ||
92fc43b4 | 3975 | rtl_hw_reset(tp); |
1da177e4 LT |
3976 | } |
3977 | ||
7f796d83 | 3978 | static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp) |
9cb427b6 FR |
3979 | { |
3980 | void __iomem *ioaddr = tp->mmio_addr; | |
9cb427b6 FR |
3981 | |
3982 | /* Set DMA burst size and Interframe Gap Time */ | |
3983 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | | |
3984 | (InterFrameGap << TxInterFrameGapShift)); | |
3985 | } | |
3986 | ||
07ce4064 | 3987 | static void rtl_hw_start(struct net_device *dev) |
1da177e4 LT |
3988 | { |
3989 | struct rtl8169_private *tp = netdev_priv(dev); | |
1da177e4 | 3990 | |
07ce4064 FR |
3991 | tp->hw_start(dev); |
3992 | ||
07ce4064 FR |
3993 | netif_start_queue(dev); |
3994 | } | |
3995 | ||
7f796d83 FR |
3996 | static void rtl_set_rx_tx_desc_registers(struct rtl8169_private *tp, |
3997 | void __iomem *ioaddr) | |
3998 | { | |
3999 | /* | |
4000 | * Magic spell: some iop3xx ARM board needs the TxDescAddrHigh | |
4001 | * register to be written before TxDescAddrLow to work. | |
4002 | * Switching from MMIO to I/O access fixes the issue as well. | |
4003 | */ | |
4004 | RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr) >> 32); | |
284901a9 | 4005 | RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr) & DMA_BIT_MASK(32)); |
7f796d83 | 4006 | RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr) >> 32); |
284901a9 | 4007 | RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr) & DMA_BIT_MASK(32)); |
7f796d83 FR |
4008 | } |
4009 | ||
4010 | static u16 rtl_rw_cpluscmd(void __iomem *ioaddr) | |
4011 | { | |
4012 | u16 cmd; | |
4013 | ||
4014 | cmd = RTL_R16(CPlusCmd); | |
4015 | RTL_W16(CPlusCmd, cmd); | |
4016 | return cmd; | |
4017 | } | |
4018 | ||
fdd7b4c3 | 4019 | static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz) |
7f796d83 FR |
4020 | { |
4021 | /* Low hurts. Let's disable the filtering. */ | |
207d6e87 | 4022 | RTL_W16(RxMaxSize, rx_buf_sz + 1); |
7f796d83 FR |
4023 | } |
4024 | ||
6dccd16b FR |
4025 | static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) |
4026 | { | |
3744100e | 4027 | static const struct rtl_cfg2_info { |
6dccd16b FR |
4028 | u32 mac_version; |
4029 | u32 clk; | |
4030 | u32 val; | |
4031 | } cfg2_info [] = { | |
4032 | { RTL_GIGA_MAC_VER_05, PCI_Clock_33MHz, 0x000fff00 }, // 8110SCd | |
4033 | { RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff }, | |
4034 | { RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe | |
4035 | { RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff } | |
3744100e FR |
4036 | }; |
4037 | const struct rtl_cfg2_info *p = cfg2_info; | |
6dccd16b FR |
4038 | unsigned int i; |
4039 | u32 clk; | |
4040 | ||
4041 | clk = RTL_R8(Config2) & PCI_Clock_66MHz; | |
cadf1855 | 4042 | for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) { |
6dccd16b FR |
4043 | if ((p->mac_version == mac_version) && (p->clk == clk)) { |
4044 | RTL_W32(0x7c, p->val); | |
4045 | break; | |
4046 | } | |
4047 | } | |
4048 | } | |
4049 | ||
07ce4064 FR |
4050 | static void rtl_hw_start_8169(struct net_device *dev) |
4051 | { | |
4052 | struct rtl8169_private *tp = netdev_priv(dev); | |
4053 | void __iomem *ioaddr = tp->mmio_addr; | |
4054 | struct pci_dev *pdev = tp->pci_dev; | |
07ce4064 | 4055 | |
9cb427b6 FR |
4056 | if (tp->mac_version == RTL_GIGA_MAC_VER_05) { |
4057 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | PCIMulRW); | |
4058 | pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08); | |
4059 | } | |
4060 | ||
1da177e4 | 4061 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
cecb5fd7 FR |
4062 | if (tp->mac_version == RTL_GIGA_MAC_VER_01 || |
4063 | tp->mac_version == RTL_GIGA_MAC_VER_02 || | |
4064 | tp->mac_version == RTL_GIGA_MAC_VER_03 || | |
4065 | tp->mac_version == RTL_GIGA_MAC_VER_04) | |
9cb427b6 FR |
4066 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
4067 | ||
e542a226 HW |
4068 | rtl_init_rxcfg(tp); |
4069 | ||
f0298f81 | 4070 | RTL_W8(EarlyTxThres, NoEarlyTx); |
1da177e4 | 4071 | |
6f0333b8 | 4072 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
1da177e4 | 4073 | |
cecb5fd7 FR |
4074 | if (tp->mac_version == RTL_GIGA_MAC_VER_01 || |
4075 | tp->mac_version == RTL_GIGA_MAC_VER_02 || | |
4076 | tp->mac_version == RTL_GIGA_MAC_VER_03 || | |
4077 | tp->mac_version == RTL_GIGA_MAC_VER_04) | |
c946b304 | 4078 | rtl_set_rx_tx_config_registers(tp); |
1da177e4 | 4079 | |
7f796d83 | 4080 | tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW; |
1da177e4 | 4081 | |
cecb5fd7 FR |
4082 | if (tp->mac_version == RTL_GIGA_MAC_VER_02 || |
4083 | tp->mac_version == RTL_GIGA_MAC_VER_03) { | |
06fa7358 | 4084 | dprintk("Set MAC Reg C+CR Offset 0xE0. " |
1da177e4 | 4085 | "Bit-3 and bit-14 MUST be 1\n"); |
bcf0bf90 | 4086 | tp->cp_cmd |= (1 << 14); |
1da177e4 LT |
4087 | } |
4088 | ||
bcf0bf90 FR |
4089 | RTL_W16(CPlusCmd, tp->cp_cmd); |
4090 | ||
6dccd16b FR |
4091 | rtl8169_set_magic_reg(ioaddr, tp->mac_version); |
4092 | ||
1da177e4 LT |
4093 | /* |
4094 | * Undocumented corner. Supposedly: | |
4095 | * (TxTimer << 12) | (TxPackets << 8) | (RxTimer << 4) | RxPackets | |
4096 | */ | |
4097 | RTL_W16(IntrMitigate, 0x0000); | |
4098 | ||
7f796d83 | 4099 | rtl_set_rx_tx_desc_registers(tp, ioaddr); |
9cb427b6 | 4100 | |
cecb5fd7 FR |
4101 | if (tp->mac_version != RTL_GIGA_MAC_VER_01 && |
4102 | tp->mac_version != RTL_GIGA_MAC_VER_02 && | |
4103 | tp->mac_version != RTL_GIGA_MAC_VER_03 && | |
4104 | tp->mac_version != RTL_GIGA_MAC_VER_04) { | |
c946b304 FR |
4105 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
4106 | rtl_set_rx_tx_config_registers(tp); | |
4107 | } | |
4108 | ||
1da177e4 | 4109 | RTL_W8(Cfg9346, Cfg9346_Lock); |
b518fa8e FR |
4110 | |
4111 | /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ | |
4112 | RTL_R8(IntrMask); | |
1da177e4 LT |
4113 | |
4114 | RTL_W32(RxMissed, 0); | |
4115 | ||
07ce4064 | 4116 | rtl_set_rx_mode(dev); |
1da177e4 LT |
4117 | |
4118 | /* no early-rx interrupts */ | |
4119 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); | |
6dccd16b FR |
4120 | |
4121 | /* Enable all known interrupts by setting the interrupt mask. */ | |
0e485150 | 4122 | RTL_W16(IntrMask, tp->intr_event); |
07ce4064 | 4123 | } |
1da177e4 | 4124 | |
9c14ceaf | 4125 | static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force) |
458a9f61 | 4126 | { |
e44daade | 4127 | int cap = pci_pcie_cap(pdev); |
9c14ceaf FR |
4128 | |
4129 | if (cap) { | |
4130 | u16 ctl; | |
458a9f61 | 4131 | |
9c14ceaf FR |
4132 | pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &ctl); |
4133 | ctl = (ctl & ~PCI_EXP_DEVCTL_READRQ) | force; | |
4134 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, ctl); | |
4135 | } | |
458a9f61 FR |
4136 | } |
4137 | ||
650e8d5d | 4138 | static void rtl_csi_access_enable(void __iomem *ioaddr, u32 bits) |
dacf8154 FR |
4139 | { |
4140 | u32 csi; | |
4141 | ||
4142 | csi = rtl_csi_read(ioaddr, 0x070c) & 0x00ffffff; | |
650e8d5d | 4143 | rtl_csi_write(ioaddr, 0x070c, csi | bits); |
4144 | } | |
4145 | ||
e6de30d6 | 4146 | static void rtl_csi_access_enable_1(void __iomem *ioaddr) |
4147 | { | |
4148 | rtl_csi_access_enable(ioaddr, 0x17000000); | |
4149 | } | |
4150 | ||
650e8d5d | 4151 | static void rtl_csi_access_enable_2(void __iomem *ioaddr) |
4152 | { | |
4153 | rtl_csi_access_enable(ioaddr, 0x27000000); | |
dacf8154 FR |
4154 | } |
4155 | ||
4156 | struct ephy_info { | |
4157 | unsigned int offset; | |
4158 | u16 mask; | |
4159 | u16 bits; | |
4160 | }; | |
4161 | ||
350f7596 | 4162 | static void rtl_ephy_init(void __iomem *ioaddr, const struct ephy_info *e, int len) |
dacf8154 FR |
4163 | { |
4164 | u16 w; | |
4165 | ||
4166 | while (len-- > 0) { | |
4167 | w = (rtl_ephy_read(ioaddr, e->offset) & ~e->mask) | e->bits; | |
4168 | rtl_ephy_write(ioaddr, e->offset, w); | |
4169 | e++; | |
4170 | } | |
4171 | } | |
4172 | ||
b726e493 FR |
4173 | static void rtl_disable_clock_request(struct pci_dev *pdev) |
4174 | { | |
e44daade | 4175 | int cap = pci_pcie_cap(pdev); |
b726e493 FR |
4176 | |
4177 | if (cap) { | |
4178 | u16 ctl; | |
4179 | ||
4180 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); | |
4181 | ctl &= ~PCI_EXP_LNKCTL_CLKREQ_EN; | |
4182 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); | |
4183 | } | |
4184 | } | |
4185 | ||
e6de30d6 | 4186 | static void rtl_enable_clock_request(struct pci_dev *pdev) |
4187 | { | |
e44daade | 4188 | int cap = pci_pcie_cap(pdev); |
e6de30d6 | 4189 | |
4190 | if (cap) { | |
4191 | u16 ctl; | |
4192 | ||
4193 | pci_read_config_word(pdev, cap + PCI_EXP_LNKCTL, &ctl); | |
4194 | ctl |= PCI_EXP_LNKCTL_CLKREQ_EN; | |
4195 | pci_write_config_word(pdev, cap + PCI_EXP_LNKCTL, ctl); | |
4196 | } | |
4197 | } | |
4198 | ||
b726e493 FR |
4199 | #define R8168_CPCMD_QUIRK_MASK (\ |
4200 | EnableBist | \ | |
4201 | Mac_dbgo_oe | \ | |
4202 | Force_half_dup | \ | |
4203 | Force_rxflow_en | \ | |
4204 | Force_txflow_en | \ | |
4205 | Cxpl_dbg_sel | \ | |
4206 | ASF | \ | |
4207 | PktCntrDisable | \ | |
4208 | Mac_dbgo_sel) | |
4209 | ||
219a1e9d FR |
4210 | static void rtl_hw_start_8168bb(void __iomem *ioaddr, struct pci_dev *pdev) |
4211 | { | |
b726e493 FR |
4212 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); |
4213 | ||
4214 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
4215 | ||
2e68ae44 FR |
4216 | rtl_tx_performance_tweak(pdev, |
4217 | (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN); | |
219a1e9d FR |
4218 | } |
4219 | ||
4220 | static void rtl_hw_start_8168bef(void __iomem *ioaddr, struct pci_dev *pdev) | |
4221 | { | |
4222 | rtl_hw_start_8168bb(ioaddr, pdev); | |
b726e493 | 4223 | |
f0298f81 | 4224 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
b726e493 FR |
4225 | |
4226 | RTL_W8(Config4, RTL_R8(Config4) & ~(1 << 0)); | |
219a1e9d FR |
4227 | } |
4228 | ||
4229 | static void __rtl_hw_start_8168cp(void __iomem *ioaddr, struct pci_dev *pdev) | |
4230 | { | |
b726e493 FR |
4231 | RTL_W8(Config1, RTL_R8(Config1) | Speed_down); |
4232 | ||
4233 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
4234 | ||
219a1e9d | 4235 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); |
b726e493 FR |
4236 | |
4237 | rtl_disable_clock_request(pdev); | |
4238 | ||
4239 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
219a1e9d FR |
4240 | } |
4241 | ||
ef3386f0 | 4242 | static void rtl_hw_start_8168cp_1(void __iomem *ioaddr, struct pci_dev *pdev) |
219a1e9d | 4243 | { |
350f7596 | 4244 | static const struct ephy_info e_info_8168cp[] = { |
b726e493 FR |
4245 | { 0x01, 0, 0x0001 }, |
4246 | { 0x02, 0x0800, 0x1000 }, | |
4247 | { 0x03, 0, 0x0042 }, | |
4248 | { 0x06, 0x0080, 0x0000 }, | |
4249 | { 0x07, 0, 0x2000 } | |
4250 | }; | |
4251 | ||
650e8d5d | 4252 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
4253 | |
4254 | rtl_ephy_init(ioaddr, e_info_8168cp, ARRAY_SIZE(e_info_8168cp)); | |
4255 | ||
219a1e9d FR |
4256 | __rtl_hw_start_8168cp(ioaddr, pdev); |
4257 | } | |
4258 | ||
ef3386f0 FR |
4259 | static void rtl_hw_start_8168cp_2(void __iomem *ioaddr, struct pci_dev *pdev) |
4260 | { | |
650e8d5d | 4261 | rtl_csi_access_enable_2(ioaddr); |
ef3386f0 FR |
4262 | |
4263 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
4264 | ||
4265 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4266 | ||
4267 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
4268 | } | |
4269 | ||
7f3e3d3a FR |
4270 | static void rtl_hw_start_8168cp_3(void __iomem *ioaddr, struct pci_dev *pdev) |
4271 | { | |
650e8d5d | 4272 | rtl_csi_access_enable_2(ioaddr); |
7f3e3d3a FR |
4273 | |
4274 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
4275 | ||
4276 | /* Magic. */ | |
4277 | RTL_W8(DBG_REG, 0x20); | |
4278 | ||
f0298f81 | 4279 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
7f3e3d3a FR |
4280 | |
4281 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4282 | ||
4283 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
4284 | } | |
4285 | ||
219a1e9d FR |
4286 | static void rtl_hw_start_8168c_1(void __iomem *ioaddr, struct pci_dev *pdev) |
4287 | { | |
350f7596 | 4288 | static const struct ephy_info e_info_8168c_1[] = { |
b726e493 FR |
4289 | { 0x02, 0x0800, 0x1000 }, |
4290 | { 0x03, 0, 0x0002 }, | |
4291 | { 0x06, 0x0080, 0x0000 } | |
4292 | }; | |
4293 | ||
650e8d5d | 4294 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
4295 | |
4296 | RTL_W8(DBG_REG, 0x06 | FIX_NAK_1 | FIX_NAK_2); | |
4297 | ||
4298 | rtl_ephy_init(ioaddr, e_info_8168c_1, ARRAY_SIZE(e_info_8168c_1)); | |
4299 | ||
219a1e9d FR |
4300 | __rtl_hw_start_8168cp(ioaddr, pdev); |
4301 | } | |
4302 | ||
4303 | static void rtl_hw_start_8168c_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
4304 | { | |
350f7596 | 4305 | static const struct ephy_info e_info_8168c_2[] = { |
b726e493 FR |
4306 | { 0x01, 0, 0x0001 }, |
4307 | { 0x03, 0x0400, 0x0220 } | |
4308 | }; | |
4309 | ||
650e8d5d | 4310 | rtl_csi_access_enable_2(ioaddr); |
b726e493 FR |
4311 | |
4312 | rtl_ephy_init(ioaddr, e_info_8168c_2, ARRAY_SIZE(e_info_8168c_2)); | |
4313 | ||
219a1e9d FR |
4314 | __rtl_hw_start_8168cp(ioaddr, pdev); |
4315 | } | |
4316 | ||
197ff761 FR |
4317 | static void rtl_hw_start_8168c_3(void __iomem *ioaddr, struct pci_dev *pdev) |
4318 | { | |
4319 | rtl_hw_start_8168c_2(ioaddr, pdev); | |
4320 | } | |
4321 | ||
6fb07058 FR |
4322 | static void rtl_hw_start_8168c_4(void __iomem *ioaddr, struct pci_dev *pdev) |
4323 | { | |
650e8d5d | 4324 | rtl_csi_access_enable_2(ioaddr); |
6fb07058 FR |
4325 | |
4326 | __rtl_hw_start_8168cp(ioaddr, pdev); | |
4327 | } | |
4328 | ||
5b538df9 FR |
4329 | static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev) |
4330 | { | |
650e8d5d | 4331 | rtl_csi_access_enable_2(ioaddr); |
5b538df9 FR |
4332 | |
4333 | rtl_disable_clock_request(pdev); | |
4334 | ||
f0298f81 | 4335 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
5b538df9 FR |
4336 | |
4337 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4338 | ||
4339 | RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); | |
4340 | } | |
4341 | ||
4804b3b3 | 4342 | static void rtl_hw_start_8168dp(void __iomem *ioaddr, struct pci_dev *pdev) |
4343 | { | |
4344 | rtl_csi_access_enable_1(ioaddr); | |
4345 | ||
4346 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4347 | ||
4348 | RTL_W8(MaxTxPacketSize, TxPacketMax); | |
4349 | ||
4350 | rtl_disable_clock_request(pdev); | |
4351 | } | |
4352 | ||
e6de30d6 | 4353 | static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev) |
4354 | { | |
4355 | static const struct ephy_info e_info_8168d_4[] = { | |
4356 | { 0x0b, ~0, 0x48 }, | |
4357 | { 0x19, 0x20, 0x50 }, | |
4358 | { 0x0c, ~0, 0x20 } | |
4359 | }; | |
4360 | int i; | |
4361 | ||
4362 | rtl_csi_access_enable_1(ioaddr); | |
4363 | ||
4364 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4365 | ||
4366 | RTL_W8(MaxTxPacketSize, TxPacketMax); | |
4367 | ||
4368 | for (i = 0; i < ARRAY_SIZE(e_info_8168d_4); i++) { | |
4369 | const struct ephy_info *e = e_info_8168d_4 + i; | |
4370 | u16 w; | |
4371 | ||
4372 | w = rtl_ephy_read(ioaddr, e->offset); | |
4373 | rtl_ephy_write(ioaddr, 0x03, (w & e->mask) | e->bits); | |
4374 | } | |
4375 | ||
4376 | rtl_enable_clock_request(pdev); | |
4377 | } | |
4378 | ||
70090424 | 4379 | static void rtl_hw_start_8168e_1(void __iomem *ioaddr, struct pci_dev *pdev) |
01dc7fec | 4380 | { |
70090424 | 4381 | static const struct ephy_info e_info_8168e_1[] = { |
01dc7fec | 4382 | { 0x00, 0x0200, 0x0100 }, |
4383 | { 0x00, 0x0000, 0x0004 }, | |
4384 | { 0x06, 0x0002, 0x0001 }, | |
4385 | { 0x06, 0x0000, 0x0030 }, | |
4386 | { 0x07, 0x0000, 0x2000 }, | |
4387 | { 0x00, 0x0000, 0x0020 }, | |
4388 | { 0x03, 0x5800, 0x2000 }, | |
4389 | { 0x03, 0x0000, 0x0001 }, | |
4390 | { 0x01, 0x0800, 0x1000 }, | |
4391 | { 0x07, 0x0000, 0x4000 }, | |
4392 | { 0x1e, 0x0000, 0x2000 }, | |
4393 | { 0x19, 0xffff, 0xfe6c }, | |
4394 | { 0x0a, 0x0000, 0x0040 } | |
4395 | }; | |
4396 | ||
4397 | rtl_csi_access_enable_2(ioaddr); | |
4398 | ||
70090424 | 4399 | rtl_ephy_init(ioaddr, e_info_8168e_1, ARRAY_SIZE(e_info_8168e_1)); |
01dc7fec | 4400 | |
4401 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4402 | ||
4403 | RTL_W8(MaxTxPacketSize, TxPacketMax); | |
4404 | ||
4405 | rtl_disable_clock_request(pdev); | |
4406 | ||
4407 | /* Reset tx FIFO pointer */ | |
cecb5fd7 FR |
4408 | RTL_W32(MISC, RTL_R32(MISC) | TXPLA_RST); |
4409 | RTL_W32(MISC, RTL_R32(MISC) & ~TXPLA_RST); | |
01dc7fec | 4410 | |
cecb5fd7 | 4411 | RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en); |
01dc7fec | 4412 | } |
4413 | ||
70090424 HW |
4414 | static void rtl_hw_start_8168e_2(void __iomem *ioaddr, struct pci_dev *pdev) |
4415 | { | |
4416 | static const struct ephy_info e_info_8168e_2[] = { | |
4417 | { 0x09, 0x0000, 0x0080 }, | |
4418 | { 0x19, 0x0000, 0x0224 } | |
4419 | }; | |
4420 | ||
4421 | rtl_csi_access_enable_1(ioaddr); | |
4422 | ||
4423 | rtl_ephy_init(ioaddr, e_info_8168e_2, ARRAY_SIZE(e_info_8168e_2)); | |
4424 | ||
4425 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4426 | ||
4427 | rtl_eri_write(ioaddr, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); | |
4428 | rtl_eri_write(ioaddr, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); | |
4429 | rtl_eri_write(ioaddr, 0xc8, ERIAR_MASK_1111, 0x00100002, ERIAR_EXGMAC); | |
4430 | rtl_eri_write(ioaddr, 0xe8, ERIAR_MASK_1111, 0x00100006, ERIAR_EXGMAC); | |
4431 | rtl_eri_write(ioaddr, 0xcc, ERIAR_MASK_1111, 0x00000050, ERIAR_EXGMAC); | |
4432 | rtl_eri_write(ioaddr, 0xd0, ERIAR_MASK_1111, 0x07ff0060, ERIAR_EXGMAC); | |
4433 | rtl_w1w0_eri(ioaddr, 0x1b0, ERIAR_MASK_0001, 0x10, 0x00, ERIAR_EXGMAC); | |
4434 | rtl_w1w0_eri(ioaddr, 0x0d4, ERIAR_MASK_0011, 0x0c00, 0xff00, | |
4435 | ERIAR_EXGMAC); | |
4436 | ||
4437 | RTL_W8(MaxTxPacketSize, 0x27); | |
4438 | ||
4439 | rtl_disable_clock_request(pdev); | |
4440 | ||
4441 | RTL_W32(TxConfig, RTL_R32(TxConfig) | TXCFG_AUTO_FIFO); | |
4442 | RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB); | |
4443 | ||
4444 | /* Adjust EEE LED frequency */ | |
4445 | RTL_W8(EEE_LED, RTL_R8(EEE_LED) & ~0x07); | |
4446 | ||
4447 | RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN); | |
4448 | RTL_W32(MISC, RTL_R32(MISC) | PWM_EN); | |
4449 | RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en); | |
4450 | } | |
4451 | ||
07ce4064 FR |
4452 | static void rtl_hw_start_8168(struct net_device *dev) |
4453 | { | |
2dd99530 FR |
4454 | struct rtl8169_private *tp = netdev_priv(dev); |
4455 | void __iomem *ioaddr = tp->mmio_addr; | |
0e485150 | 4456 | struct pci_dev *pdev = tp->pci_dev; |
2dd99530 FR |
4457 | |
4458 | RTL_W8(Cfg9346, Cfg9346_Unlock); | |
4459 | ||
f0298f81 | 4460 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
2dd99530 | 4461 | |
6f0333b8 | 4462 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
2dd99530 | 4463 | |
0e485150 | 4464 | tp->cp_cmd |= RTL_R16(CPlusCmd) | PktCntrDisable | INTT_1; |
2dd99530 FR |
4465 | |
4466 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
4467 | ||
0e485150 | 4468 | RTL_W16(IntrMitigate, 0x5151); |
2dd99530 | 4469 | |
0e485150 | 4470 | /* Work around for RxFIFO overflow. */ |
b5ba6d12 IV |
4471 | if (tp->mac_version == RTL_GIGA_MAC_VER_11 || |
4472 | tp->mac_version == RTL_GIGA_MAC_VER_22) { | |
0e485150 FR |
4473 | tp->intr_event |= RxFIFOOver | PCSTimeout; |
4474 | tp->intr_event &= ~RxOverflow; | |
4475 | } | |
4476 | ||
4477 | rtl_set_rx_tx_desc_registers(tp, ioaddr); | |
2dd99530 | 4478 | |
b8363901 FR |
4479 | rtl_set_rx_mode(dev); |
4480 | ||
4481 | RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | | |
4482 | (InterFrameGap << TxInterFrameGapShift)); | |
2dd99530 FR |
4483 | |
4484 | RTL_R8(IntrMask); | |
4485 | ||
219a1e9d FR |
4486 | switch (tp->mac_version) { |
4487 | case RTL_GIGA_MAC_VER_11: | |
4488 | rtl_hw_start_8168bb(ioaddr, pdev); | |
4804b3b3 | 4489 | break; |
219a1e9d FR |
4490 | |
4491 | case RTL_GIGA_MAC_VER_12: | |
4492 | case RTL_GIGA_MAC_VER_17: | |
4493 | rtl_hw_start_8168bef(ioaddr, pdev); | |
4804b3b3 | 4494 | break; |
219a1e9d FR |
4495 | |
4496 | case RTL_GIGA_MAC_VER_18: | |
ef3386f0 | 4497 | rtl_hw_start_8168cp_1(ioaddr, pdev); |
4804b3b3 | 4498 | break; |
219a1e9d FR |
4499 | |
4500 | case RTL_GIGA_MAC_VER_19: | |
4501 | rtl_hw_start_8168c_1(ioaddr, pdev); | |
4804b3b3 | 4502 | break; |
219a1e9d FR |
4503 | |
4504 | case RTL_GIGA_MAC_VER_20: | |
4505 | rtl_hw_start_8168c_2(ioaddr, pdev); | |
4804b3b3 | 4506 | break; |
219a1e9d | 4507 | |
197ff761 FR |
4508 | case RTL_GIGA_MAC_VER_21: |
4509 | rtl_hw_start_8168c_3(ioaddr, pdev); | |
4804b3b3 | 4510 | break; |
197ff761 | 4511 | |
6fb07058 FR |
4512 | case RTL_GIGA_MAC_VER_22: |
4513 | rtl_hw_start_8168c_4(ioaddr, pdev); | |
4804b3b3 | 4514 | break; |
6fb07058 | 4515 | |
ef3386f0 FR |
4516 | case RTL_GIGA_MAC_VER_23: |
4517 | rtl_hw_start_8168cp_2(ioaddr, pdev); | |
4804b3b3 | 4518 | break; |
ef3386f0 | 4519 | |
7f3e3d3a FR |
4520 | case RTL_GIGA_MAC_VER_24: |
4521 | rtl_hw_start_8168cp_3(ioaddr, pdev); | |
4804b3b3 | 4522 | break; |
7f3e3d3a | 4523 | |
5b538df9 | 4524 | case RTL_GIGA_MAC_VER_25: |
daf9df6d | 4525 | case RTL_GIGA_MAC_VER_26: |
4526 | case RTL_GIGA_MAC_VER_27: | |
5b538df9 | 4527 | rtl_hw_start_8168d(ioaddr, pdev); |
4804b3b3 | 4528 | break; |
5b538df9 | 4529 | |
e6de30d6 | 4530 | case RTL_GIGA_MAC_VER_28: |
4531 | rtl_hw_start_8168d_4(ioaddr, pdev); | |
4804b3b3 | 4532 | break; |
cecb5fd7 | 4533 | |
4804b3b3 | 4534 | case RTL_GIGA_MAC_VER_31: |
4535 | rtl_hw_start_8168dp(ioaddr, pdev); | |
4536 | break; | |
4537 | ||
01dc7fec | 4538 | case RTL_GIGA_MAC_VER_32: |
4539 | case RTL_GIGA_MAC_VER_33: | |
70090424 HW |
4540 | rtl_hw_start_8168e_1(ioaddr, pdev); |
4541 | break; | |
4542 | case RTL_GIGA_MAC_VER_34: | |
4543 | rtl_hw_start_8168e_2(ioaddr, pdev); | |
01dc7fec | 4544 | break; |
e6de30d6 | 4545 | |
219a1e9d FR |
4546 | default: |
4547 | printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n", | |
4548 | dev->name, tp->mac_version); | |
4804b3b3 | 4549 | break; |
219a1e9d | 4550 | } |
2dd99530 | 4551 | |
0e485150 FR |
4552 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); |
4553 | ||
b8363901 FR |
4554 | RTL_W8(Cfg9346, Cfg9346_Lock); |
4555 | ||
2dd99530 | 4556 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000); |
6dccd16b | 4557 | |
0e485150 | 4558 | RTL_W16(IntrMask, tp->intr_event); |
07ce4064 | 4559 | } |
1da177e4 | 4560 | |
2857ffb7 FR |
4561 | #define R810X_CPCMD_QUIRK_MASK (\ |
4562 | EnableBist | \ | |
4563 | Mac_dbgo_oe | \ | |
4564 | Force_half_dup | \ | |
5edcc537 | 4565 | Force_rxflow_en | \ |
2857ffb7 FR |
4566 | Force_txflow_en | \ |
4567 | Cxpl_dbg_sel | \ | |
4568 | ASF | \ | |
4569 | PktCntrDisable | \ | |
d24e9aaf | 4570 | Mac_dbgo_sel) |
2857ffb7 FR |
4571 | |
4572 | static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev) | |
4573 | { | |
350f7596 | 4574 | static const struct ephy_info e_info_8102e_1[] = { |
2857ffb7 FR |
4575 | { 0x01, 0, 0x6e65 }, |
4576 | { 0x02, 0, 0x091f }, | |
4577 | { 0x03, 0, 0xc2f9 }, | |
4578 | { 0x06, 0, 0xafb5 }, | |
4579 | { 0x07, 0, 0x0e00 }, | |
4580 | { 0x19, 0, 0xec80 }, | |
4581 | { 0x01, 0, 0x2e65 }, | |
4582 | { 0x01, 0, 0x6e65 } | |
4583 | }; | |
4584 | u8 cfg1; | |
4585 | ||
650e8d5d | 4586 | rtl_csi_access_enable_2(ioaddr); |
2857ffb7 FR |
4587 | |
4588 | RTL_W8(DBG_REG, FIX_NAK_1); | |
4589 | ||
4590 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4591 | ||
4592 | RTL_W8(Config1, | |
4593 | LEDS1 | LEDS0 | Speed_down | MEMMAP | IOMAP | VPD | PMEnable); | |
4594 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
4595 | ||
4596 | cfg1 = RTL_R8(Config1); | |
4597 | if ((cfg1 & LEDS0) && (cfg1 & LEDS1)) | |
4598 | RTL_W8(Config1, cfg1 & ~LEDS0); | |
4599 | ||
2857ffb7 FR |
4600 | rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1)); |
4601 | } | |
4602 | ||
4603 | static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
4604 | { | |
650e8d5d | 4605 | rtl_csi_access_enable_2(ioaddr); |
2857ffb7 FR |
4606 | |
4607 | rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); | |
4608 | ||
4609 | RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable); | |
4610 | RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); | |
2857ffb7 FR |
4611 | } |
4612 | ||
4613 | static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev) | |
4614 | { | |
4615 | rtl_hw_start_8102e_2(ioaddr, pdev); | |
4616 | ||
4617 | rtl_ephy_write(ioaddr, 0x03, 0xc2f9); | |
4618 | } | |
4619 | ||
5a5e4443 HW |
4620 | static void rtl_hw_start_8105e_1(void __iomem *ioaddr, struct pci_dev *pdev) |
4621 | { | |
4622 | static const struct ephy_info e_info_8105e_1[] = { | |
4623 | { 0x07, 0, 0x4000 }, | |
4624 | { 0x19, 0, 0x0200 }, | |
4625 | { 0x19, 0, 0x0020 }, | |
4626 | { 0x1e, 0, 0x2000 }, | |
4627 | { 0x03, 0, 0x0001 }, | |
4628 | { 0x19, 0, 0x0100 }, | |
4629 | { 0x19, 0, 0x0004 }, | |
4630 | { 0x0a, 0, 0x0020 } | |
4631 | }; | |
4632 | ||
cecb5fd7 | 4633 | /* Force LAN exit from ASPM if Rx/Tx are not idle */ |
5a5e4443 HW |
4634 | RTL_W32(FuncEvent, RTL_R32(FuncEvent) | 0x002800); |
4635 | ||
cecb5fd7 | 4636 | /* Disable Early Tally Counter */ |
5a5e4443 HW |
4637 | RTL_W32(FuncEvent, RTL_R32(FuncEvent) & ~0x010000); |
4638 | ||
4639 | RTL_W8(MCU, RTL_R8(MCU) | EN_NDP | EN_OOB_RESET); | |
4f6b00e5 | 4640 | RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN); |
5a5e4443 HW |
4641 | |
4642 | rtl_ephy_init(ioaddr, e_info_8105e_1, ARRAY_SIZE(e_info_8105e_1)); | |
4643 | } | |
4644 | ||
4645 | static void rtl_hw_start_8105e_2(void __iomem *ioaddr, struct pci_dev *pdev) | |
4646 | { | |
4647 | rtl_hw_start_8105e_1(ioaddr, pdev); | |
4648 | rtl_ephy_write(ioaddr, 0x1e, rtl_ephy_read(ioaddr, 0x1e) | 0x8000); | |
4649 | } | |
4650 | ||
07ce4064 FR |
4651 | static void rtl_hw_start_8101(struct net_device *dev) |
4652 | { | |
cdf1a608 FR |
4653 | struct rtl8169_private *tp = netdev_priv(dev); |
4654 | void __iomem *ioaddr = tp->mmio_addr; | |
4655 | struct pci_dev *pdev = tp->pci_dev; | |
4656 | ||
cecb5fd7 FR |
4657 | if (tp->mac_version == RTL_GIGA_MAC_VER_13 || |
4658 | tp->mac_version == RTL_GIGA_MAC_VER_16) { | |
e44daade | 4659 | int cap = pci_pcie_cap(pdev); |
9c14ceaf FR |
4660 | |
4661 | if (cap) { | |
4662 | pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, | |
4663 | PCI_EXP_DEVCTL_NOSNOOP_EN); | |
4664 | } | |
cdf1a608 FR |
4665 | } |
4666 | ||
d24e9aaf HW |
4667 | RTL_W8(Cfg9346, Cfg9346_Unlock); |
4668 | ||
2857ffb7 FR |
4669 | switch (tp->mac_version) { |
4670 | case RTL_GIGA_MAC_VER_07: | |
4671 | rtl_hw_start_8102e_1(ioaddr, pdev); | |
4672 | break; | |
4673 | ||
4674 | case RTL_GIGA_MAC_VER_08: | |
4675 | rtl_hw_start_8102e_3(ioaddr, pdev); | |
4676 | break; | |
4677 | ||
4678 | case RTL_GIGA_MAC_VER_09: | |
4679 | rtl_hw_start_8102e_2(ioaddr, pdev); | |
4680 | break; | |
5a5e4443 HW |
4681 | |
4682 | case RTL_GIGA_MAC_VER_29: | |
4683 | rtl_hw_start_8105e_1(ioaddr, pdev); | |
4684 | break; | |
4685 | case RTL_GIGA_MAC_VER_30: | |
4686 | rtl_hw_start_8105e_2(ioaddr, pdev); | |
4687 | break; | |
cdf1a608 FR |
4688 | } |
4689 | ||
d24e9aaf | 4690 | RTL_W8(Cfg9346, Cfg9346_Lock); |
cdf1a608 | 4691 | |
f0298f81 | 4692 | RTL_W8(MaxTxPacketSize, TxPacketMax); |
cdf1a608 | 4693 | |
6f0333b8 | 4694 | rtl_set_rx_max_size(ioaddr, rx_buf_sz); |
cdf1a608 | 4695 | |
d24e9aaf | 4696 | tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK; |
cdf1a608 FR |
4697 | RTL_W16(CPlusCmd, tp->cp_cmd); |
4698 | ||
4699 | RTL_W16(IntrMitigate, 0x0000); | |
4700 | ||
4701 | rtl_set_rx_tx_desc_registers(tp, ioaddr); | |
4702 | ||
4703 | RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); | |
4704 | rtl_set_rx_tx_config_registers(tp); | |
4705 | ||
cdf1a608 FR |
4706 | RTL_R8(IntrMask); |
4707 | ||
cdf1a608 FR |
4708 | rtl_set_rx_mode(dev); |
4709 | ||
4710 | RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000); | |
6dccd16b | 4711 | |
0e485150 | 4712 | RTL_W16(IntrMask, tp->intr_event); |
1da177e4 LT |
4713 | } |
4714 | ||
4715 | static int rtl8169_change_mtu(struct net_device *dev, int new_mtu) | |
4716 | { | |
1da177e4 LT |
4717 | if (new_mtu < ETH_ZLEN || new_mtu > SafeMtu) |
4718 | return -EINVAL; | |
4719 | ||
4720 | dev->mtu = new_mtu; | |
350fb32a MM |
4721 | netdev_update_features(dev); |
4722 | ||
323bb685 | 4723 | return 0; |
1da177e4 LT |
4724 | } |
4725 | ||
4726 | static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc) | |
4727 | { | |
95e0918d | 4728 | desc->addr = cpu_to_le64(0x0badbadbadbadbadull); |
1da177e4 LT |
4729 | desc->opts1 &= ~cpu_to_le32(DescOwn | RsvdMask); |
4730 | } | |
4731 | ||
6f0333b8 ED |
4732 | static void rtl8169_free_rx_databuff(struct rtl8169_private *tp, |
4733 | void **data_buff, struct RxDesc *desc) | |
1da177e4 | 4734 | { |
48addcc9 | 4735 | dma_unmap_single(&tp->pci_dev->dev, le64_to_cpu(desc->addr), rx_buf_sz, |
231aee63 | 4736 | DMA_FROM_DEVICE); |
48addcc9 | 4737 | |
6f0333b8 ED |
4738 | kfree(*data_buff); |
4739 | *data_buff = NULL; | |
1da177e4 LT |
4740 | rtl8169_make_unusable_by_asic(desc); |
4741 | } | |
4742 | ||
4743 | static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz) | |
4744 | { | |
4745 | u32 eor = le32_to_cpu(desc->opts1) & RingEnd; | |
4746 | ||
4747 | desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz); | |
4748 | } | |
4749 | ||
4750 | static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping, | |
4751 | u32 rx_buf_sz) | |
4752 | { | |
4753 | desc->addr = cpu_to_le64(mapping); | |
4754 | wmb(); | |
4755 | rtl8169_mark_to_asic(desc, rx_buf_sz); | |
4756 | } | |
4757 | ||
6f0333b8 ED |
4758 | static inline void *rtl8169_align(void *data) |
4759 | { | |
4760 | return (void *)ALIGN((long)data, 16); | |
4761 | } | |
4762 | ||
0ecbe1ca SG |
4763 | static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp, |
4764 | struct RxDesc *desc) | |
1da177e4 | 4765 | { |
6f0333b8 | 4766 | void *data; |
1da177e4 | 4767 | dma_addr_t mapping; |
48addcc9 | 4768 | struct device *d = &tp->pci_dev->dev; |
0ecbe1ca | 4769 | struct net_device *dev = tp->dev; |
6f0333b8 | 4770 | int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1; |
1da177e4 | 4771 | |
6f0333b8 ED |
4772 | data = kmalloc_node(rx_buf_sz, GFP_KERNEL, node); |
4773 | if (!data) | |
4774 | return NULL; | |
e9f63f30 | 4775 | |
6f0333b8 ED |
4776 | if (rtl8169_align(data) != data) { |
4777 | kfree(data); | |
4778 | data = kmalloc_node(rx_buf_sz + 15, GFP_KERNEL, node); | |
4779 | if (!data) | |
4780 | return NULL; | |
4781 | } | |
3eafe507 | 4782 | |
48addcc9 | 4783 | mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz, |
231aee63 | 4784 | DMA_FROM_DEVICE); |
d827d86b SG |
4785 | if (unlikely(dma_mapping_error(d, mapping))) { |
4786 | if (net_ratelimit()) | |
4787 | netif_err(tp, drv, tp->dev, "Failed to map RX DMA!\n"); | |
3eafe507 | 4788 | goto err_out; |
d827d86b | 4789 | } |
1da177e4 LT |
4790 | |
4791 | rtl8169_map_to_asic(desc, mapping, rx_buf_sz); | |
6f0333b8 | 4792 | return data; |
3eafe507 SG |
4793 | |
4794 | err_out: | |
4795 | kfree(data); | |
4796 | return NULL; | |
1da177e4 LT |
4797 | } |
4798 | ||
4799 | static void rtl8169_rx_clear(struct rtl8169_private *tp) | |
4800 | { | |
07d3f51f | 4801 | unsigned int i; |
1da177e4 LT |
4802 | |
4803 | for (i = 0; i < NUM_RX_DESC; i++) { | |
6f0333b8 ED |
4804 | if (tp->Rx_databuff[i]) { |
4805 | rtl8169_free_rx_databuff(tp, tp->Rx_databuff + i, | |
1da177e4 LT |
4806 | tp->RxDescArray + i); |
4807 | } | |
4808 | } | |
4809 | } | |
4810 | ||
0ecbe1ca | 4811 | static inline void rtl8169_mark_as_last_descriptor(struct RxDesc *desc) |
1da177e4 | 4812 | { |
0ecbe1ca SG |
4813 | desc->opts1 |= cpu_to_le32(RingEnd); |
4814 | } | |
5b0384f4 | 4815 | |
0ecbe1ca SG |
4816 | static int rtl8169_rx_fill(struct rtl8169_private *tp) |
4817 | { | |
4818 | unsigned int i; | |
1da177e4 | 4819 | |
0ecbe1ca SG |
4820 | for (i = 0; i < NUM_RX_DESC; i++) { |
4821 | void *data; | |
4ae47c2d | 4822 | |
6f0333b8 | 4823 | if (tp->Rx_databuff[i]) |
1da177e4 | 4824 | continue; |
bcf0bf90 | 4825 | |
0ecbe1ca | 4826 | data = rtl8169_alloc_rx_data(tp, tp->RxDescArray + i); |
6f0333b8 ED |
4827 | if (!data) { |
4828 | rtl8169_make_unusable_by_asic(tp->RxDescArray + i); | |
0ecbe1ca | 4829 | goto err_out; |
6f0333b8 ED |
4830 | } |
4831 | tp->Rx_databuff[i] = data; | |
1da177e4 | 4832 | } |
1da177e4 | 4833 | |
0ecbe1ca SG |
4834 | rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1); |
4835 | return 0; | |
4836 | ||
4837 | err_out: | |
4838 | rtl8169_rx_clear(tp); | |
4839 | return -ENOMEM; | |
1da177e4 LT |
4840 | } |
4841 | ||
1da177e4 LT |
4842 | static int rtl8169_init_ring(struct net_device *dev) |
4843 | { | |
4844 | struct rtl8169_private *tp = netdev_priv(dev); | |
4845 | ||
4846 | rtl8169_init_ring_indexes(tp); | |
4847 | ||
4848 | memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info)); | |
6f0333b8 | 4849 | memset(tp->Rx_databuff, 0x0, NUM_RX_DESC * sizeof(void *)); |
1da177e4 | 4850 | |
0ecbe1ca | 4851 | return rtl8169_rx_fill(tp); |
1da177e4 LT |
4852 | } |
4853 | ||
48addcc9 | 4854 | static void rtl8169_unmap_tx_skb(struct device *d, struct ring_info *tx_skb, |
1da177e4 LT |
4855 | struct TxDesc *desc) |
4856 | { | |
4857 | unsigned int len = tx_skb->len; | |
4858 | ||
48addcc9 SG |
4859 | dma_unmap_single(d, le64_to_cpu(desc->addr), len, DMA_TO_DEVICE); |
4860 | ||
1da177e4 LT |
4861 | desc->opts1 = 0x00; |
4862 | desc->opts2 = 0x00; | |
4863 | desc->addr = 0x00; | |
4864 | tx_skb->len = 0; | |
4865 | } | |
4866 | ||
3eafe507 SG |
4867 | static void rtl8169_tx_clear_range(struct rtl8169_private *tp, u32 start, |
4868 | unsigned int n) | |
1da177e4 LT |
4869 | { |
4870 | unsigned int i; | |
4871 | ||
3eafe507 SG |
4872 | for (i = 0; i < n; i++) { |
4873 | unsigned int entry = (start + i) % NUM_TX_DESC; | |
1da177e4 LT |
4874 | struct ring_info *tx_skb = tp->tx_skb + entry; |
4875 | unsigned int len = tx_skb->len; | |
4876 | ||
4877 | if (len) { | |
4878 | struct sk_buff *skb = tx_skb->skb; | |
4879 | ||
48addcc9 | 4880 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
1da177e4 LT |
4881 | tp->TxDescArray + entry); |
4882 | if (skb) { | |
cac4b22f | 4883 | tp->dev->stats.tx_dropped++; |
1da177e4 LT |
4884 | dev_kfree_skb(skb); |
4885 | tx_skb->skb = NULL; | |
4886 | } | |
1da177e4 LT |
4887 | } |
4888 | } | |
3eafe507 SG |
4889 | } |
4890 | ||
4891 | static void rtl8169_tx_clear(struct rtl8169_private *tp) | |
4892 | { | |
4893 | rtl8169_tx_clear_range(tp, tp->dirty_tx, NUM_TX_DESC); | |
1da177e4 LT |
4894 | tp->cur_tx = tp->dirty_tx = 0; |
4895 | } | |
4896 | ||
c4028958 | 4897 | static void rtl8169_schedule_work(struct net_device *dev, work_func_t task) |
1da177e4 LT |
4898 | { |
4899 | struct rtl8169_private *tp = netdev_priv(dev); | |
4900 | ||
c4028958 | 4901 | PREPARE_DELAYED_WORK(&tp->task, task); |
1da177e4 LT |
4902 | schedule_delayed_work(&tp->task, 4); |
4903 | } | |
4904 | ||
4905 | static void rtl8169_wait_for_quiescence(struct net_device *dev) | |
4906 | { | |
4907 | struct rtl8169_private *tp = netdev_priv(dev); | |
4908 | void __iomem *ioaddr = tp->mmio_addr; | |
4909 | ||
4910 | synchronize_irq(dev->irq); | |
4911 | ||
4912 | /* Wait for any pending NAPI task to complete */ | |
bea3348e | 4913 | napi_disable(&tp->napi); |
1da177e4 LT |
4914 | |
4915 | rtl8169_irq_mask_and_ack(ioaddr); | |
4916 | ||
d1d08d12 DM |
4917 | tp->intr_mask = 0xffff; |
4918 | RTL_W16(IntrMask, tp->intr_event); | |
bea3348e | 4919 | napi_enable(&tp->napi); |
1da177e4 LT |
4920 | } |
4921 | ||
c4028958 | 4922 | static void rtl8169_reinit_task(struct work_struct *work) |
1da177e4 | 4923 | { |
c4028958 DH |
4924 | struct rtl8169_private *tp = |
4925 | container_of(work, struct rtl8169_private, task.work); | |
4926 | struct net_device *dev = tp->dev; | |
1da177e4 LT |
4927 | int ret; |
4928 | ||
eb2a021c FR |
4929 | rtnl_lock(); |
4930 | ||
4931 | if (!netif_running(dev)) | |
4932 | goto out_unlock; | |
4933 | ||
4934 | rtl8169_wait_for_quiescence(dev); | |
4935 | rtl8169_close(dev); | |
1da177e4 LT |
4936 | |
4937 | ret = rtl8169_open(dev); | |
4938 | if (unlikely(ret < 0)) { | |
bf82c189 JP |
4939 | if (net_ratelimit()) |
4940 | netif_err(tp, drv, dev, | |
4941 | "reinit failure (status = %d). Rescheduling\n", | |
4942 | ret); | |
1da177e4 LT |
4943 | rtl8169_schedule_work(dev, rtl8169_reinit_task); |
4944 | } | |
eb2a021c FR |
4945 | |
4946 | out_unlock: | |
4947 | rtnl_unlock(); | |
1da177e4 LT |
4948 | } |
4949 | ||
c4028958 | 4950 | static void rtl8169_reset_task(struct work_struct *work) |
1da177e4 | 4951 | { |
c4028958 DH |
4952 | struct rtl8169_private *tp = |
4953 | container_of(work, struct rtl8169_private, task.work); | |
4954 | struct net_device *dev = tp->dev; | |
56de414c | 4955 | int i; |
1da177e4 | 4956 | |
eb2a021c FR |
4957 | rtnl_lock(); |
4958 | ||
1da177e4 | 4959 | if (!netif_running(dev)) |
eb2a021c | 4960 | goto out_unlock; |
1da177e4 LT |
4961 | |
4962 | rtl8169_wait_for_quiescence(dev); | |
4963 | ||
56de414c FR |
4964 | for (i = 0; i < NUM_RX_DESC; i++) |
4965 | rtl8169_mark_to_asic(tp->RxDescArray + i, rx_buf_sz); | |
4966 | ||
1da177e4 LT |
4967 | rtl8169_tx_clear(tp); |
4968 | ||
92fc43b4 | 4969 | rtl8169_hw_reset(tp); |
56de414c FR |
4970 | rtl_hw_start(dev); |
4971 | netif_wake_queue(dev); | |
4972 | rtl8169_check_link_status(dev, tp, tp->mmio_addr); | |
eb2a021c FR |
4973 | |
4974 | out_unlock: | |
4975 | rtnl_unlock(); | |
1da177e4 LT |
4976 | } |
4977 | ||
4978 | static void rtl8169_tx_timeout(struct net_device *dev) | |
4979 | { | |
4980 | struct rtl8169_private *tp = netdev_priv(dev); | |
4981 | ||
e6de30d6 | 4982 | rtl8169_hw_reset(tp); |
1da177e4 LT |
4983 | |
4984 | /* Let's wait a bit while any (async) irq lands on */ | |
4985 | rtl8169_schedule_work(dev, rtl8169_reset_task); | |
4986 | } | |
4987 | ||
4988 | static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb, | |
2b7b4318 | 4989 | u32 *opts) |
1da177e4 LT |
4990 | { |
4991 | struct skb_shared_info *info = skb_shinfo(skb); | |
4992 | unsigned int cur_frag, entry; | |
a6343afb | 4993 | struct TxDesc * uninitialized_var(txd); |
48addcc9 | 4994 | struct device *d = &tp->pci_dev->dev; |
1da177e4 LT |
4995 | |
4996 | entry = tp->cur_tx; | |
4997 | for (cur_frag = 0; cur_frag < info->nr_frags; cur_frag++) { | |
4998 | skb_frag_t *frag = info->frags + cur_frag; | |
4999 | dma_addr_t mapping; | |
5000 | u32 status, len; | |
5001 | void *addr; | |
5002 | ||
5003 | entry = (entry + 1) % NUM_TX_DESC; | |
5004 | ||
5005 | txd = tp->TxDescArray + entry; | |
5006 | len = frag->size; | |
5007 | addr = ((void *) page_address(frag->page)) + frag->page_offset; | |
48addcc9 | 5008 | mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE); |
d827d86b SG |
5009 | if (unlikely(dma_mapping_error(d, mapping))) { |
5010 | if (net_ratelimit()) | |
5011 | netif_err(tp, drv, tp->dev, | |
5012 | "Failed to map TX fragments DMA!\n"); | |
3eafe507 | 5013 | goto err_out; |
d827d86b | 5014 | } |
1da177e4 | 5015 | |
cecb5fd7 | 5016 | /* Anti gcc 2.95.3 bugware (sic) */ |
2b7b4318 FR |
5017 | status = opts[0] | len | |
5018 | (RingEnd * !((entry + 1) % NUM_TX_DESC)); | |
1da177e4 LT |
5019 | |
5020 | txd->opts1 = cpu_to_le32(status); | |
2b7b4318 | 5021 | txd->opts2 = cpu_to_le32(opts[1]); |
1da177e4 LT |
5022 | txd->addr = cpu_to_le64(mapping); |
5023 | ||
5024 | tp->tx_skb[entry].len = len; | |
5025 | } | |
5026 | ||
5027 | if (cur_frag) { | |
5028 | tp->tx_skb[entry].skb = skb; | |
5029 | txd->opts1 |= cpu_to_le32(LastFrag); | |
5030 | } | |
5031 | ||
5032 | return cur_frag; | |
3eafe507 SG |
5033 | |
5034 | err_out: | |
5035 | rtl8169_tx_clear_range(tp, tp->cur_tx + 1, cur_frag); | |
5036 | return -EIO; | |
1da177e4 LT |
5037 | } |
5038 | ||
2b7b4318 FR |
5039 | static inline void rtl8169_tso_csum(struct rtl8169_private *tp, |
5040 | struct sk_buff *skb, u32 *opts) | |
1da177e4 | 5041 | { |
2b7b4318 | 5042 | const struct rtl_tx_desc_info *info = tx_desc_info + tp->txd_version; |
350fb32a | 5043 | u32 mss = skb_shinfo(skb)->gso_size; |
2b7b4318 | 5044 | int offset = info->opts_offset; |
350fb32a | 5045 | |
2b7b4318 FR |
5046 | if (mss) { |
5047 | opts[0] |= TD_LSO; | |
5048 | opts[offset] |= min(mss, TD_MSS_MAX) << info->mss_shift; | |
5049 | } else if (skb->ip_summed == CHECKSUM_PARTIAL) { | |
eddc9ec5 | 5050 | const struct iphdr *ip = ip_hdr(skb); |
1da177e4 LT |
5051 | |
5052 | if (ip->protocol == IPPROTO_TCP) | |
2b7b4318 | 5053 | opts[offset] |= info->checksum.tcp; |
1da177e4 | 5054 | else if (ip->protocol == IPPROTO_UDP) |
2b7b4318 FR |
5055 | opts[offset] |= info->checksum.udp; |
5056 | else | |
5057 | WARN_ON_ONCE(1); | |
1da177e4 | 5058 | } |
1da177e4 LT |
5059 | } |
5060 | ||
61357325 SH |
5061 | static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, |
5062 | struct net_device *dev) | |
1da177e4 LT |
5063 | { |
5064 | struct rtl8169_private *tp = netdev_priv(dev); | |
3eafe507 | 5065 | unsigned int entry = tp->cur_tx % NUM_TX_DESC; |
1da177e4 LT |
5066 | struct TxDesc *txd = tp->TxDescArray + entry; |
5067 | void __iomem *ioaddr = tp->mmio_addr; | |
48addcc9 | 5068 | struct device *d = &tp->pci_dev->dev; |
1da177e4 LT |
5069 | dma_addr_t mapping; |
5070 | u32 status, len; | |
2b7b4318 | 5071 | u32 opts[2]; |
3eafe507 | 5072 | int frags; |
5b0384f4 | 5073 | |
1da177e4 | 5074 | if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { |
bf82c189 | 5075 | netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n"); |
3eafe507 | 5076 | goto err_stop_0; |
1da177e4 LT |
5077 | } |
5078 | ||
5079 | if (unlikely(le32_to_cpu(txd->opts1) & DescOwn)) | |
3eafe507 SG |
5080 | goto err_stop_0; |
5081 | ||
5082 | len = skb_headlen(skb); | |
48addcc9 | 5083 | mapping = dma_map_single(d, skb->data, len, DMA_TO_DEVICE); |
d827d86b SG |
5084 | if (unlikely(dma_mapping_error(d, mapping))) { |
5085 | if (net_ratelimit()) | |
5086 | netif_err(tp, drv, dev, "Failed to map TX DMA!\n"); | |
3eafe507 | 5087 | goto err_dma_0; |
d827d86b | 5088 | } |
3eafe507 SG |
5089 | |
5090 | tp->tx_skb[entry].len = len; | |
5091 | txd->addr = cpu_to_le64(mapping); | |
1da177e4 | 5092 | |
2b7b4318 FR |
5093 | opts[1] = cpu_to_le32(rtl8169_tx_vlan_tag(tp, skb)); |
5094 | opts[0] = DescOwn; | |
1da177e4 | 5095 | |
2b7b4318 FR |
5096 | rtl8169_tso_csum(tp, skb, opts); |
5097 | ||
5098 | frags = rtl8169_xmit_frags(tp, skb, opts); | |
3eafe507 SG |
5099 | if (frags < 0) |
5100 | goto err_dma_1; | |
5101 | else if (frags) | |
2b7b4318 | 5102 | opts[0] |= FirstFrag; |
3eafe507 | 5103 | else { |
2b7b4318 | 5104 | opts[0] |= FirstFrag | LastFrag; |
1da177e4 LT |
5105 | tp->tx_skb[entry].skb = skb; |
5106 | } | |
5107 | ||
2b7b4318 FR |
5108 | txd->opts2 = cpu_to_le32(opts[1]); |
5109 | ||
1da177e4 LT |
5110 | wmb(); |
5111 | ||
cecb5fd7 | 5112 | /* Anti gcc 2.95.3 bugware (sic) */ |
2b7b4318 | 5113 | status = opts[0] | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); |
1da177e4 LT |
5114 | txd->opts1 = cpu_to_le32(status); |
5115 | ||
1da177e4 LT |
5116 | tp->cur_tx += frags + 1; |
5117 | ||
4c020a96 | 5118 | wmb(); |
1da177e4 | 5119 | |
cecb5fd7 | 5120 | RTL_W8(TxPoll, NPQ); |
1da177e4 LT |
5121 | |
5122 | if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) { | |
5123 | netif_stop_queue(dev); | |
5124 | smp_rmb(); | |
5125 | if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS) | |
5126 | netif_wake_queue(dev); | |
5127 | } | |
5128 | ||
61357325 | 5129 | return NETDEV_TX_OK; |
1da177e4 | 5130 | |
3eafe507 | 5131 | err_dma_1: |
48addcc9 | 5132 | rtl8169_unmap_tx_skb(d, tp->tx_skb + entry, txd); |
3eafe507 SG |
5133 | err_dma_0: |
5134 | dev_kfree_skb(skb); | |
5135 | dev->stats.tx_dropped++; | |
5136 | return NETDEV_TX_OK; | |
5137 | ||
5138 | err_stop_0: | |
1da177e4 | 5139 | netif_stop_queue(dev); |
cebf8cc7 | 5140 | dev->stats.tx_dropped++; |
61357325 | 5141 | return NETDEV_TX_BUSY; |
1da177e4 LT |
5142 | } |
5143 | ||
5144 | static void rtl8169_pcierr_interrupt(struct net_device *dev) | |
5145 | { | |
5146 | struct rtl8169_private *tp = netdev_priv(dev); | |
5147 | struct pci_dev *pdev = tp->pci_dev; | |
1da177e4 LT |
5148 | u16 pci_status, pci_cmd; |
5149 | ||
5150 | pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd); | |
5151 | pci_read_config_word(pdev, PCI_STATUS, &pci_status); | |
5152 | ||
bf82c189 JP |
5153 | netif_err(tp, intr, dev, "PCI error (cmd = 0x%04x, status = 0x%04x)\n", |
5154 | pci_cmd, pci_status); | |
1da177e4 LT |
5155 | |
5156 | /* | |
5157 | * The recovery sequence below admits a very elaborated explanation: | |
5158 | * - it seems to work; | |
d03902b8 FR |
5159 | * - I did not see what else could be done; |
5160 | * - it makes iop3xx happy. | |
1da177e4 LT |
5161 | * |
5162 | * Feel free to adjust to your needs. | |
5163 | */ | |
a27993f3 | 5164 | if (pdev->broken_parity_status) |
d03902b8 FR |
5165 | pci_cmd &= ~PCI_COMMAND_PARITY; |
5166 | else | |
5167 | pci_cmd |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY; | |
5168 | ||
5169 | pci_write_config_word(pdev, PCI_COMMAND, pci_cmd); | |
1da177e4 LT |
5170 | |
5171 | pci_write_config_word(pdev, PCI_STATUS, | |
5172 | pci_status & (PCI_STATUS_DETECTED_PARITY | | |
5173 | PCI_STATUS_SIG_SYSTEM_ERROR | PCI_STATUS_REC_MASTER_ABORT | | |
5174 | PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT)); | |
5175 | ||
5176 | /* The infamous DAC f*ckup only happens at boot time */ | |
5177 | if ((tp->cp_cmd & PCIDAC) && !tp->dirty_rx && !tp->cur_rx) { | |
e6de30d6 | 5178 | void __iomem *ioaddr = tp->mmio_addr; |
5179 | ||
bf82c189 | 5180 | netif_info(tp, intr, dev, "disabling PCI DAC\n"); |
1da177e4 LT |
5181 | tp->cp_cmd &= ~PCIDAC; |
5182 | RTL_W16(CPlusCmd, tp->cp_cmd); | |
5183 | dev->features &= ~NETIF_F_HIGHDMA; | |
1da177e4 LT |
5184 | } |
5185 | ||
e6de30d6 | 5186 | rtl8169_hw_reset(tp); |
d03902b8 FR |
5187 | |
5188 | rtl8169_schedule_work(dev, rtl8169_reinit_task); | |
1da177e4 LT |
5189 | } |
5190 | ||
07d3f51f FR |
5191 | static void rtl8169_tx_interrupt(struct net_device *dev, |
5192 | struct rtl8169_private *tp, | |
5193 | void __iomem *ioaddr) | |
1da177e4 LT |
5194 | { |
5195 | unsigned int dirty_tx, tx_left; | |
5196 | ||
1da177e4 LT |
5197 | dirty_tx = tp->dirty_tx; |
5198 | smp_rmb(); | |
5199 | tx_left = tp->cur_tx - dirty_tx; | |
5200 | ||
5201 | while (tx_left > 0) { | |
5202 | unsigned int entry = dirty_tx % NUM_TX_DESC; | |
5203 | struct ring_info *tx_skb = tp->tx_skb + entry; | |
1da177e4 LT |
5204 | u32 status; |
5205 | ||
5206 | rmb(); | |
5207 | status = le32_to_cpu(tp->TxDescArray[entry].opts1); | |
5208 | if (status & DescOwn) | |
5209 | break; | |
5210 | ||
48addcc9 SG |
5211 | rtl8169_unmap_tx_skb(&tp->pci_dev->dev, tx_skb, |
5212 | tp->TxDescArray + entry); | |
1da177e4 | 5213 | if (status & LastFrag) { |
cac4b22f SG |
5214 | dev->stats.tx_packets++; |
5215 | dev->stats.tx_bytes += tx_skb->skb->len; | |
87433bfc | 5216 | dev_kfree_skb(tx_skb->skb); |
1da177e4 LT |
5217 | tx_skb->skb = NULL; |
5218 | } | |
5219 | dirty_tx++; | |
5220 | tx_left--; | |
5221 | } | |
5222 | ||
5223 | if (tp->dirty_tx != dirty_tx) { | |
5224 | tp->dirty_tx = dirty_tx; | |
5225 | smp_wmb(); | |
5226 | if (netif_queue_stopped(dev) && | |
5227 | (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) { | |
5228 | netif_wake_queue(dev); | |
5229 | } | |
d78ae2dc FR |
5230 | /* |
5231 | * 8168 hack: TxPoll requests are lost when the Tx packets are | |
5232 | * too close. Let's kick an extra TxPoll request when a burst | |
5233 | * of start_xmit activity is detected (if it is not detected, | |
5234 | * it is slow enough). -- FR | |
5235 | */ | |
5236 | smp_rmb(); | |
5237 | if (tp->cur_tx != dirty_tx) | |
5238 | RTL_W8(TxPoll, NPQ); | |
1da177e4 LT |
5239 | } |
5240 | } | |
5241 | ||
126fa4b9 FR |
5242 | static inline int rtl8169_fragmented_frame(u32 status) |
5243 | { | |
5244 | return (status & (FirstFrag | LastFrag)) != (FirstFrag | LastFrag); | |
5245 | } | |
5246 | ||
adea1ac7 | 5247 | static inline void rtl8169_rx_csum(struct sk_buff *skb, u32 opts1) |
1da177e4 | 5248 | { |
1da177e4 LT |
5249 | u32 status = opts1 & RxProtoMask; |
5250 | ||
5251 | if (((status == RxProtoTCP) && !(opts1 & TCPFail)) || | |
d5d3ebe3 | 5252 | ((status == RxProtoUDP) && !(opts1 & UDPFail))) |
1da177e4 LT |
5253 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
5254 | else | |
bc8acf2c | 5255 | skb_checksum_none_assert(skb); |
1da177e4 LT |
5256 | } |
5257 | ||
6f0333b8 ED |
5258 | static struct sk_buff *rtl8169_try_rx_copy(void *data, |
5259 | struct rtl8169_private *tp, | |
5260 | int pkt_size, | |
5261 | dma_addr_t addr) | |
1da177e4 | 5262 | { |
b449655f | 5263 | struct sk_buff *skb; |
48addcc9 | 5264 | struct device *d = &tp->pci_dev->dev; |
b449655f | 5265 | |
6f0333b8 | 5266 | data = rtl8169_align(data); |
48addcc9 | 5267 | dma_sync_single_for_cpu(d, addr, pkt_size, DMA_FROM_DEVICE); |
6f0333b8 ED |
5268 | prefetch(data); |
5269 | skb = netdev_alloc_skb_ip_align(tp->dev, pkt_size); | |
5270 | if (skb) | |
5271 | memcpy(skb->data, data, pkt_size); | |
48addcc9 SG |
5272 | dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE); |
5273 | ||
6f0333b8 | 5274 | return skb; |
1da177e4 LT |
5275 | } |
5276 | ||
07d3f51f FR |
5277 | static int rtl8169_rx_interrupt(struct net_device *dev, |
5278 | struct rtl8169_private *tp, | |
bea3348e | 5279 | void __iomem *ioaddr, u32 budget) |
1da177e4 LT |
5280 | { |
5281 | unsigned int cur_rx, rx_left; | |
6f0333b8 | 5282 | unsigned int count; |
1da177e4 | 5283 | |
1da177e4 LT |
5284 | cur_rx = tp->cur_rx; |
5285 | rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx; | |
865c652d | 5286 | rx_left = min(rx_left, budget); |
1da177e4 | 5287 | |
4dcb7d33 | 5288 | for (; rx_left > 0; rx_left--, cur_rx++) { |
1da177e4 | 5289 | unsigned int entry = cur_rx % NUM_RX_DESC; |
126fa4b9 | 5290 | struct RxDesc *desc = tp->RxDescArray + entry; |
1da177e4 LT |
5291 | u32 status; |
5292 | ||
5293 | rmb(); | |
126fa4b9 | 5294 | status = le32_to_cpu(desc->opts1); |
1da177e4 LT |
5295 | |
5296 | if (status & DescOwn) | |
5297 | break; | |
4dcb7d33 | 5298 | if (unlikely(status & RxRES)) { |
bf82c189 JP |
5299 | netif_info(tp, rx_err, dev, "Rx ERROR. status = %08x\n", |
5300 | status); | |
cebf8cc7 | 5301 | dev->stats.rx_errors++; |
1da177e4 | 5302 | if (status & (RxRWT | RxRUNT)) |
cebf8cc7 | 5303 | dev->stats.rx_length_errors++; |
1da177e4 | 5304 | if (status & RxCRC) |
cebf8cc7 | 5305 | dev->stats.rx_crc_errors++; |
9dccf611 FR |
5306 | if (status & RxFOVF) { |
5307 | rtl8169_schedule_work(dev, rtl8169_reset_task); | |
cebf8cc7 | 5308 | dev->stats.rx_fifo_errors++; |
9dccf611 | 5309 | } |
6f0333b8 | 5310 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
1da177e4 | 5311 | } else { |
6f0333b8 | 5312 | struct sk_buff *skb; |
b449655f | 5313 | dma_addr_t addr = le64_to_cpu(desc->addr); |
1da177e4 | 5314 | int pkt_size = (status & 0x00001FFF) - 4; |
1da177e4 | 5315 | |
126fa4b9 FR |
5316 | /* |
5317 | * The driver does not support incoming fragmented | |
5318 | * frames. They are seen as a symptom of over-mtu | |
5319 | * sized frames. | |
5320 | */ | |
5321 | if (unlikely(rtl8169_fragmented_frame(status))) { | |
cebf8cc7 FR |
5322 | dev->stats.rx_dropped++; |
5323 | dev->stats.rx_length_errors++; | |
6f0333b8 | 5324 | rtl8169_mark_to_asic(desc, rx_buf_sz); |
4dcb7d33 | 5325 | continue; |
126fa4b9 FR |
5326 | } |
5327 | ||
6f0333b8 ED |
5328 | skb = rtl8169_try_rx_copy(tp->Rx_databuff[entry], |
5329 | tp, pkt_size, addr); | |
5330 | rtl8169_mark_to_asic(desc, rx_buf_sz); | |
5331 | if (!skb) { | |
5332 | dev->stats.rx_dropped++; | |
5333 | continue; | |
1da177e4 LT |
5334 | } |
5335 | ||
adea1ac7 | 5336 | rtl8169_rx_csum(skb, status); |
1da177e4 LT |
5337 | skb_put(skb, pkt_size); |
5338 | skb->protocol = eth_type_trans(skb, dev); | |
5339 | ||
7a8fc77b FR |
5340 | rtl8169_rx_vlan_tag(desc, skb); |
5341 | ||
56de414c | 5342 | napi_gro_receive(&tp->napi, skb); |
1da177e4 | 5343 | |
cebf8cc7 FR |
5344 | dev->stats.rx_bytes += pkt_size; |
5345 | dev->stats.rx_packets++; | |
1da177e4 | 5346 | } |
6dccd16b FR |
5347 | |
5348 | /* Work around for AMD plateform. */ | |
95e0918d | 5349 | if ((desc->opts2 & cpu_to_le32(0xfffe000)) && |
6dccd16b FR |
5350 | (tp->mac_version == RTL_GIGA_MAC_VER_05)) { |
5351 | desc->opts2 = 0; | |
5352 | cur_rx++; | |
5353 | } | |
1da177e4 LT |
5354 | } |
5355 | ||
5356 | count = cur_rx - tp->cur_rx; | |
5357 | tp->cur_rx = cur_rx; | |
5358 | ||
6f0333b8 | 5359 | tp->dirty_rx += count; |
1da177e4 LT |
5360 | |
5361 | return count; | |
5362 | } | |
5363 | ||
07d3f51f | 5364 | static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) |
1da177e4 | 5365 | { |
07d3f51f | 5366 | struct net_device *dev = dev_instance; |
1da177e4 | 5367 | struct rtl8169_private *tp = netdev_priv(dev); |
1da177e4 | 5368 | void __iomem *ioaddr = tp->mmio_addr; |
1da177e4 | 5369 | int handled = 0; |
865c652d | 5370 | int status; |
1da177e4 | 5371 | |
f11a377b DD |
5372 | /* loop handling interrupts until we have no new ones or |
5373 | * we hit a invalid/hotplug case. | |
5374 | */ | |
865c652d | 5375 | status = RTL_R16(IntrStatus); |
f11a377b DD |
5376 | while (status && status != 0xffff) { |
5377 | handled = 1; | |
1da177e4 | 5378 | |
f11a377b DD |
5379 | /* Handle all of the error cases first. These will reset |
5380 | * the chip, so just exit the loop. | |
5381 | */ | |
5382 | if (unlikely(!netif_running(dev))) { | |
92fc43b4 | 5383 | rtl8169_hw_reset(tp); |
f11a377b DD |
5384 | break; |
5385 | } | |
1da177e4 | 5386 | |
1519e57f FR |
5387 | if (unlikely(status & RxFIFOOver)) { |
5388 | switch (tp->mac_version) { | |
5389 | /* Work around for rx fifo overflow */ | |
5390 | case RTL_GIGA_MAC_VER_11: | |
5391 | case RTL_GIGA_MAC_VER_22: | |
5392 | case RTL_GIGA_MAC_VER_26: | |
5393 | netif_stop_queue(dev); | |
5394 | rtl8169_tx_timeout(dev); | |
5395 | goto done; | |
f60ac8e7 FR |
5396 | /* Testers needed. */ |
5397 | case RTL_GIGA_MAC_VER_17: | |
5398 | case RTL_GIGA_MAC_VER_19: | |
5399 | case RTL_GIGA_MAC_VER_20: | |
5400 | case RTL_GIGA_MAC_VER_21: | |
5401 | case RTL_GIGA_MAC_VER_23: | |
5402 | case RTL_GIGA_MAC_VER_24: | |
5403 | case RTL_GIGA_MAC_VER_27: | |
5404 | case RTL_GIGA_MAC_VER_28: | |
4804b3b3 | 5405 | case RTL_GIGA_MAC_VER_31: |
1519e57f FR |
5406 | /* Experimental science. Pktgen proof. */ |
5407 | case RTL_GIGA_MAC_VER_12: | |
5408 | case RTL_GIGA_MAC_VER_25: | |
5409 | if (status == RxFIFOOver) | |
5410 | goto done; | |
5411 | break; | |
5412 | default: | |
5413 | break; | |
5414 | } | |
f11a377b | 5415 | } |
1da177e4 | 5416 | |
f11a377b DD |
5417 | if (unlikely(status & SYSErr)) { |
5418 | rtl8169_pcierr_interrupt(dev); | |
5419 | break; | |
5420 | } | |
1da177e4 | 5421 | |
f11a377b | 5422 | if (status & LinkChg) |
e4fbce74 | 5423 | __rtl8169_check_link_status(dev, tp, ioaddr, true); |
0e485150 | 5424 | |
f11a377b DD |
5425 | /* We need to see the lastest version of tp->intr_mask to |
5426 | * avoid ignoring an MSI interrupt and having to wait for | |
5427 | * another event which may never come. | |
5428 | */ | |
5429 | smp_rmb(); | |
5430 | if (status & tp->intr_mask & tp->napi_event) { | |
5431 | RTL_W16(IntrMask, tp->intr_event & ~tp->napi_event); | |
5432 | tp->intr_mask = ~tp->napi_event; | |
5433 | ||
5434 | if (likely(napi_schedule_prep(&tp->napi))) | |
5435 | __napi_schedule(&tp->napi); | |
bf82c189 JP |
5436 | else |
5437 | netif_info(tp, intr, dev, | |
5438 | "interrupt %04x in poll\n", status); | |
f11a377b | 5439 | } |
1da177e4 | 5440 | |
f11a377b DD |
5441 | /* We only get a new MSI interrupt when all active irq |
5442 | * sources on the chip have been acknowledged. So, ack | |
5443 | * everything we've seen and check if new sources have become | |
5444 | * active to avoid blocking all interrupts from the chip. | |
5445 | */ | |
5446 | RTL_W16(IntrStatus, | |
5447 | (status & RxFIFOOver) ? (status | RxOverflow) : status); | |
5448 | status = RTL_R16(IntrStatus); | |
865c652d | 5449 | } |
1519e57f | 5450 | done: |
1da177e4 LT |
5451 | return IRQ_RETVAL(handled); |
5452 | } | |
5453 | ||
bea3348e | 5454 | static int rtl8169_poll(struct napi_struct *napi, int budget) |
1da177e4 | 5455 | { |
bea3348e SH |
5456 | struct rtl8169_private *tp = container_of(napi, struct rtl8169_private, napi); |
5457 | struct net_device *dev = tp->dev; | |
1da177e4 | 5458 | void __iomem *ioaddr = tp->mmio_addr; |
bea3348e | 5459 | int work_done; |
1da177e4 | 5460 | |
bea3348e | 5461 | work_done = rtl8169_rx_interrupt(dev, tp, ioaddr, (u32) budget); |
1da177e4 LT |
5462 | rtl8169_tx_interrupt(dev, tp, ioaddr); |
5463 | ||
bea3348e | 5464 | if (work_done < budget) { |
288379f0 | 5465 | napi_complete(napi); |
f11a377b DD |
5466 | |
5467 | /* We need for force the visibility of tp->intr_mask | |
5468 | * for other CPUs, as we can loose an MSI interrupt | |
5469 | * and potentially wait for a retransmit timeout if we don't. | |
5470 | * The posted write to IntrMask is safe, as it will | |
5471 | * eventually make it to the chip and we won't loose anything | |
5472 | * until it does. | |
1da177e4 | 5473 | */ |
f11a377b | 5474 | tp->intr_mask = 0xffff; |
4c020a96 | 5475 | wmb(); |
0e485150 | 5476 | RTL_W16(IntrMask, tp->intr_event); |
1da177e4 LT |
5477 | } |
5478 | ||
bea3348e | 5479 | return work_done; |
1da177e4 | 5480 | } |
1da177e4 | 5481 | |
523a6094 FR |
5482 | static void rtl8169_rx_missed(struct net_device *dev, void __iomem *ioaddr) |
5483 | { | |
5484 | struct rtl8169_private *tp = netdev_priv(dev); | |
5485 | ||
5486 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) | |
5487 | return; | |
5488 | ||
5489 | dev->stats.rx_missed_errors += (RTL_R32(RxMissed) & 0xffffff); | |
5490 | RTL_W32(RxMissed, 0); | |
5491 | } | |
5492 | ||
1da177e4 LT |
5493 | static void rtl8169_down(struct net_device *dev) |
5494 | { | |
5495 | struct rtl8169_private *tp = netdev_priv(dev); | |
5496 | void __iomem *ioaddr = tp->mmio_addr; | |
1da177e4 | 5497 | |
4876cc1e | 5498 | del_timer_sync(&tp->timer); |
1da177e4 LT |
5499 | |
5500 | netif_stop_queue(dev); | |
5501 | ||
93dd79e8 | 5502 | napi_disable(&tp->napi); |
93dd79e8 | 5503 | |
1da177e4 LT |
5504 | spin_lock_irq(&tp->lock); |
5505 | ||
92fc43b4 | 5506 | rtl8169_hw_reset(tp); |
323bb685 SG |
5507 | /* |
5508 | * At this point device interrupts can not be enabled in any function, | |
5509 | * as netif_running is not true (rtl8169_interrupt, rtl8169_reset_task, | |
5510 | * rtl8169_reinit_task) and napi is disabled (rtl8169_poll). | |
5511 | */ | |
523a6094 | 5512 | rtl8169_rx_missed(dev, ioaddr); |
1da177e4 LT |
5513 | |
5514 | spin_unlock_irq(&tp->lock); | |
5515 | ||
5516 | synchronize_irq(dev->irq); | |
5517 | ||
1da177e4 | 5518 | /* Give a racing hard_start_xmit a few cycles to complete. */ |
fbd568a3 | 5519 | synchronize_sched(); /* FIXME: should this be synchronize_irq()? */ |
1da177e4 | 5520 | |
1da177e4 LT |
5521 | rtl8169_tx_clear(tp); |
5522 | ||
5523 | rtl8169_rx_clear(tp); | |
065c27c1 | 5524 | |
5525 | rtl_pll_power_down(tp); | |
1da177e4 LT |
5526 | } |
5527 | ||
5528 | static int rtl8169_close(struct net_device *dev) | |
5529 | { | |
5530 | struct rtl8169_private *tp = netdev_priv(dev); | |
5531 | struct pci_dev *pdev = tp->pci_dev; | |
5532 | ||
e1759441 RW |
5533 | pm_runtime_get_sync(&pdev->dev); |
5534 | ||
cecb5fd7 | 5535 | /* Update counters before going down */ |
355423d0 IV |
5536 | rtl8169_update_counters(dev); |
5537 | ||
1da177e4 LT |
5538 | rtl8169_down(dev); |
5539 | ||
5540 | free_irq(dev->irq, dev); | |
5541 | ||
82553bb6 SG |
5542 | dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, |
5543 | tp->RxPhyAddr); | |
5544 | dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray, | |
5545 | tp->TxPhyAddr); | |
1da177e4 LT |
5546 | tp->TxDescArray = NULL; |
5547 | tp->RxDescArray = NULL; | |
5548 | ||
e1759441 RW |
5549 | pm_runtime_put_sync(&pdev->dev); |
5550 | ||
1da177e4 LT |
5551 | return 0; |
5552 | } | |
5553 | ||
07ce4064 | 5554 | static void rtl_set_rx_mode(struct net_device *dev) |
1da177e4 LT |
5555 | { |
5556 | struct rtl8169_private *tp = netdev_priv(dev); | |
5557 | void __iomem *ioaddr = tp->mmio_addr; | |
5558 | unsigned long flags; | |
5559 | u32 mc_filter[2]; /* Multicast hash filter */ | |
07d3f51f | 5560 | int rx_mode; |
1da177e4 LT |
5561 | u32 tmp = 0; |
5562 | ||
5563 | if (dev->flags & IFF_PROMISC) { | |
5564 | /* Unconditionally log net taps. */ | |
bf82c189 | 5565 | netif_notice(tp, link, dev, "Promiscuous mode enabled\n"); |
1da177e4 LT |
5566 | rx_mode = |
5567 | AcceptBroadcast | AcceptMulticast | AcceptMyPhys | | |
5568 | AcceptAllPhys; | |
5569 | mc_filter[1] = mc_filter[0] = 0xffffffff; | |
4cd24eaf | 5570 | } else if ((netdev_mc_count(dev) > multicast_filter_limit) || |
8e95a202 | 5571 | (dev->flags & IFF_ALLMULTI)) { |
1da177e4 LT |
5572 | /* Too many to filter perfectly -- accept all multicasts. */ |
5573 | rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys; | |
5574 | mc_filter[1] = mc_filter[0] = 0xffffffff; | |
5575 | } else { | |
22bedad3 | 5576 | struct netdev_hw_addr *ha; |
07d3f51f | 5577 | |
1da177e4 LT |
5578 | rx_mode = AcceptBroadcast | AcceptMyPhys; |
5579 | mc_filter[1] = mc_filter[0] = 0; | |
22bedad3 JP |
5580 | netdev_for_each_mc_addr(ha, dev) { |
5581 | int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; | |
1da177e4 LT |
5582 | mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); |
5583 | rx_mode |= AcceptMulticast; | |
5584 | } | |
5585 | } | |
5586 | ||
5587 | spin_lock_irqsave(&tp->lock, flags); | |
5588 | ||
e542a226 | 5589 | tmp = RTL_R32(RxConfig) | rx_mode; |
1da177e4 | 5590 | |
f887cce8 | 5591 | if (tp->mac_version > RTL_GIGA_MAC_VER_06) { |
1087f4f4 FR |
5592 | u32 data = mc_filter[0]; |
5593 | ||
5594 | mc_filter[0] = swab32(mc_filter[1]); | |
5595 | mc_filter[1] = swab32(data); | |
bcf0bf90 FR |
5596 | } |
5597 | ||
1da177e4 | 5598 | RTL_W32(MAR0 + 4, mc_filter[1]); |
78f1cd02 | 5599 | RTL_W32(MAR0 + 0, mc_filter[0]); |
1da177e4 | 5600 | |
57a9f236 FR |
5601 | RTL_W32(RxConfig, tmp); |
5602 | ||
1da177e4 LT |
5603 | spin_unlock_irqrestore(&tp->lock, flags); |
5604 | } | |
5605 | ||
5606 | /** | |
5607 | * rtl8169_get_stats - Get rtl8169 read/write statistics | |
5608 | * @dev: The Ethernet Device to get statistics for | |
5609 | * | |
5610 | * Get TX/RX statistics for rtl8169 | |
5611 | */ | |
5612 | static struct net_device_stats *rtl8169_get_stats(struct net_device *dev) | |
5613 | { | |
5614 | struct rtl8169_private *tp = netdev_priv(dev); | |
5615 | void __iomem *ioaddr = tp->mmio_addr; | |
5616 | unsigned long flags; | |
5617 | ||
5618 | if (netif_running(dev)) { | |
5619 | spin_lock_irqsave(&tp->lock, flags); | |
523a6094 | 5620 | rtl8169_rx_missed(dev, ioaddr); |
1da177e4 LT |
5621 | spin_unlock_irqrestore(&tp->lock, flags); |
5622 | } | |
5b0384f4 | 5623 | |
cebf8cc7 | 5624 | return &dev->stats; |
1da177e4 LT |
5625 | } |
5626 | ||
861ab440 | 5627 | static void rtl8169_net_suspend(struct net_device *dev) |
5d06a99f | 5628 | { |
065c27c1 | 5629 | struct rtl8169_private *tp = netdev_priv(dev); |
5630 | ||
5d06a99f | 5631 | if (!netif_running(dev)) |
861ab440 | 5632 | return; |
5d06a99f | 5633 | |
065c27c1 | 5634 | rtl_pll_power_down(tp); |
5635 | ||
5d06a99f FR |
5636 | netif_device_detach(dev); |
5637 | netif_stop_queue(dev); | |
861ab440 RW |
5638 | } |
5639 | ||
5640 | #ifdef CONFIG_PM | |
5641 | ||
5642 | static int rtl8169_suspend(struct device *device) | |
5643 | { | |
5644 | struct pci_dev *pdev = to_pci_dev(device); | |
5645 | struct net_device *dev = pci_get_drvdata(pdev); | |
5d06a99f | 5646 | |
861ab440 | 5647 | rtl8169_net_suspend(dev); |
1371fa6d | 5648 | |
5d06a99f FR |
5649 | return 0; |
5650 | } | |
5651 | ||
e1759441 RW |
5652 | static void __rtl8169_resume(struct net_device *dev) |
5653 | { | |
065c27c1 | 5654 | struct rtl8169_private *tp = netdev_priv(dev); |
5655 | ||
e1759441 | 5656 | netif_device_attach(dev); |
065c27c1 | 5657 | |
5658 | rtl_pll_power_up(tp); | |
5659 | ||
e1759441 RW |
5660 | rtl8169_schedule_work(dev, rtl8169_reset_task); |
5661 | } | |
5662 | ||
861ab440 | 5663 | static int rtl8169_resume(struct device *device) |
5d06a99f | 5664 | { |
861ab440 | 5665 | struct pci_dev *pdev = to_pci_dev(device); |
5d06a99f | 5666 | struct net_device *dev = pci_get_drvdata(pdev); |
fccec10b SG |
5667 | struct rtl8169_private *tp = netdev_priv(dev); |
5668 | ||
5669 | rtl8169_init_phy(dev, tp); | |
5d06a99f | 5670 | |
e1759441 RW |
5671 | if (netif_running(dev)) |
5672 | __rtl8169_resume(dev); | |
5d06a99f | 5673 | |
e1759441 RW |
5674 | return 0; |
5675 | } | |
5676 | ||
5677 | static int rtl8169_runtime_suspend(struct device *device) | |
5678 | { | |
5679 | struct pci_dev *pdev = to_pci_dev(device); | |
5680 | struct net_device *dev = pci_get_drvdata(pdev); | |
5681 | struct rtl8169_private *tp = netdev_priv(dev); | |
5682 | ||
5683 | if (!tp->TxDescArray) | |
5684 | return 0; | |
5685 | ||
5686 | spin_lock_irq(&tp->lock); | |
5687 | tp->saved_wolopts = __rtl8169_get_wol(tp); | |
5688 | __rtl8169_set_wol(tp, WAKE_ANY); | |
5689 | spin_unlock_irq(&tp->lock); | |
5690 | ||
5691 | rtl8169_net_suspend(dev); | |
5692 | ||
5693 | return 0; | |
5694 | } | |
5695 | ||
5696 | static int rtl8169_runtime_resume(struct device *device) | |
5697 | { | |
5698 | struct pci_dev *pdev = to_pci_dev(device); | |
5699 | struct net_device *dev = pci_get_drvdata(pdev); | |
5700 | struct rtl8169_private *tp = netdev_priv(dev); | |
5701 | ||
5702 | if (!tp->TxDescArray) | |
5703 | return 0; | |
5704 | ||
5705 | spin_lock_irq(&tp->lock); | |
5706 | __rtl8169_set_wol(tp, tp->saved_wolopts); | |
5707 | tp->saved_wolopts = 0; | |
5708 | spin_unlock_irq(&tp->lock); | |
5709 | ||
fccec10b SG |
5710 | rtl8169_init_phy(dev, tp); |
5711 | ||
e1759441 | 5712 | __rtl8169_resume(dev); |
5d06a99f | 5713 | |
5d06a99f FR |
5714 | return 0; |
5715 | } | |
5716 | ||
e1759441 RW |
5717 | static int rtl8169_runtime_idle(struct device *device) |
5718 | { | |
5719 | struct pci_dev *pdev = to_pci_dev(device); | |
5720 | struct net_device *dev = pci_get_drvdata(pdev); | |
5721 | struct rtl8169_private *tp = netdev_priv(dev); | |
5722 | ||
e4fbce74 | 5723 | return tp->TxDescArray ? -EBUSY : 0; |
e1759441 RW |
5724 | } |
5725 | ||
47145210 | 5726 | static const struct dev_pm_ops rtl8169_pm_ops = { |
cecb5fd7 FR |
5727 | .suspend = rtl8169_suspend, |
5728 | .resume = rtl8169_resume, | |
5729 | .freeze = rtl8169_suspend, | |
5730 | .thaw = rtl8169_resume, | |
5731 | .poweroff = rtl8169_suspend, | |
5732 | .restore = rtl8169_resume, | |
5733 | .runtime_suspend = rtl8169_runtime_suspend, | |
5734 | .runtime_resume = rtl8169_runtime_resume, | |
5735 | .runtime_idle = rtl8169_runtime_idle, | |
861ab440 RW |
5736 | }; |
5737 | ||
5738 | #define RTL8169_PM_OPS (&rtl8169_pm_ops) | |
5739 | ||
5740 | #else /* !CONFIG_PM */ | |
5741 | ||
5742 | #define RTL8169_PM_OPS NULL | |
5743 | ||
5744 | #endif /* !CONFIG_PM */ | |
5745 | ||
1765f95d FR |
5746 | static void rtl_shutdown(struct pci_dev *pdev) |
5747 | { | |
861ab440 | 5748 | struct net_device *dev = pci_get_drvdata(pdev); |
4bb3f522 | 5749 | struct rtl8169_private *tp = netdev_priv(dev); |
5750 | void __iomem *ioaddr = tp->mmio_addr; | |
861ab440 RW |
5751 | |
5752 | rtl8169_net_suspend(dev); | |
1765f95d | 5753 | |
cecb5fd7 | 5754 | /* Restore original MAC address */ |
cc098dc7 IV |
5755 | rtl_rar_set(tp, dev->perm_addr); |
5756 | ||
4bb3f522 | 5757 | spin_lock_irq(&tp->lock); |
5758 | ||
92fc43b4 | 5759 | rtl8169_hw_reset(tp); |
4bb3f522 | 5760 | |
5761 | spin_unlock_irq(&tp->lock); | |
5762 | ||
861ab440 | 5763 | if (system_state == SYSTEM_POWER_OFF) { |
aaa89c08 HW |
5764 | /* WoL fails with 8168b when the receiver is disabled. */ |
5765 | if ((tp->mac_version == RTL_GIGA_MAC_VER_11 || | |
5766 | tp->mac_version == RTL_GIGA_MAC_VER_12 || | |
5767 | tp->mac_version == RTL_GIGA_MAC_VER_17) && | |
5768 | (tp->features & RTL_FEATURE_WOL)) { | |
ca52efd5 | 5769 | pci_clear_master(pdev); |
5770 | ||
5771 | RTL_W8(ChipCmd, CmdRxEnb); | |
5772 | /* PCI commit */ | |
5773 | RTL_R8(ChipCmd); | |
5774 | } | |
5775 | ||
861ab440 RW |
5776 | pci_wake_from_d3(pdev, true); |
5777 | pci_set_power_state(pdev, PCI_D3hot); | |
5778 | } | |
5779 | } | |
5d06a99f | 5780 | |
1da177e4 LT |
5781 | static struct pci_driver rtl8169_pci_driver = { |
5782 | .name = MODULENAME, | |
5783 | .id_table = rtl8169_pci_tbl, | |
5784 | .probe = rtl8169_init_one, | |
5785 | .remove = __devexit_p(rtl8169_remove_one), | |
1765f95d | 5786 | .shutdown = rtl_shutdown, |
861ab440 | 5787 | .driver.pm = RTL8169_PM_OPS, |
1da177e4 LT |
5788 | }; |
5789 | ||
07d3f51f | 5790 | static int __init rtl8169_init_module(void) |
1da177e4 | 5791 | { |
29917620 | 5792 | return pci_register_driver(&rtl8169_pci_driver); |
1da177e4 LT |
5793 | } |
5794 | ||
07d3f51f | 5795 | static void __exit rtl8169_cleanup_module(void) |
1da177e4 LT |
5796 | { |
5797 | pci_unregister_driver(&rtl8169_pci_driver); | |
5798 | } | |
5799 | ||
5800 | module_init(rtl8169_init_module); | |
5801 | module_exit(rtl8169_cleanup_module); |