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