ath9k: restart hardware after noise floor calibration failure
[linux-2.6/btrfs-unstable.git] / drivers / net / wireless / ath / ath9k / pci.c
blobe3f60d5c526379848ce6eaa237ad0e51430bbfd3
1 /*
2 * Copyright (c) 2008-2011 Atheros Communications Inc.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
19 #include <linux/nl80211.h>
20 #include <linux/pci.h>
21 #include <linux/pci-aspm.h>
22 #include <linux/ath9k_platform.h>
23 #include <linux/module.h>
24 #include "ath9k.h"
26 static const struct pci_device_id ath_pci_id_table[] = {
27 { PCI_VDEVICE(ATHEROS, 0x0023) }, /* PCI */
28 { PCI_VDEVICE(ATHEROS, 0x0024) }, /* PCI-E */
29 { PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI */
30 { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
31 { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
33 #ifdef CONFIG_ATH9K_PCOEM
34 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
35 0x002A,
36 PCI_VENDOR_ID_AZWAVE,
37 0x1C71),
38 .driver_data = ATH9K_PCI_D3_L1_WAR },
39 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
40 0x002A,
41 PCI_VENDOR_ID_FOXCONN,
42 0xE01F),
43 .driver_data = ATH9K_PCI_D3_L1_WAR },
44 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
45 0x002A,
46 0x11AD, /* LITEON */
47 0x6632),
48 .driver_data = ATH9K_PCI_D3_L1_WAR },
49 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
50 0x002A,
51 0x11AD, /* LITEON */
52 0x6642),
53 .driver_data = ATH9K_PCI_D3_L1_WAR },
54 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
55 0x002A,
56 PCI_VENDOR_ID_QMI,
57 0x0306),
58 .driver_data = ATH9K_PCI_D3_L1_WAR },
59 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
60 0x002A,
61 0x185F, /* WNC */
62 0x309D),
63 .driver_data = ATH9K_PCI_D3_L1_WAR },
64 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
65 0x002A,
66 0x10CF, /* Fujitsu */
67 0x147C),
68 .driver_data = ATH9K_PCI_D3_L1_WAR },
69 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
70 0x002A,
71 0x10CF, /* Fujitsu */
72 0x147D),
73 .driver_data = ATH9K_PCI_D3_L1_WAR },
74 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
75 0x002A,
76 0x10CF, /* Fujitsu */
77 0x1536),
78 .driver_data = ATH9K_PCI_D3_L1_WAR },
80 /* AR9285 card for Asus */
81 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
82 0x002B,
83 PCI_VENDOR_ID_AZWAVE,
84 0x2C37),
85 .driver_data = ATH9K_PCI_BT_ANT_DIV },
86 #endif
88 { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
89 { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
90 { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */
91 { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
93 /* Killer Wireless (3x3) */
94 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
95 0x0030,
96 0x1A56,
97 0x2000),
98 .driver_data = ATH9K_PCI_KILLER },
99 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
100 0x0030,
101 0x1A56,
102 0x2001),
103 .driver_data = ATH9K_PCI_KILLER },
105 { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */
107 #ifdef CONFIG_ATH9K_PCOEM
108 /* PCI-E CUS198 */
109 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
110 0x0032,
111 PCI_VENDOR_ID_AZWAVE,
112 0x2086),
113 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
114 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
115 0x0032,
116 PCI_VENDOR_ID_AZWAVE,
117 0x1237),
118 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
119 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
120 0x0032,
121 PCI_VENDOR_ID_AZWAVE,
122 0x2126),
123 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
124 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
125 0x0032,
126 PCI_VENDOR_ID_AZWAVE,
127 0x126A),
128 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
130 /* PCI-E CUS230 */
131 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
132 0x0032,
133 PCI_VENDOR_ID_AZWAVE,
134 0x2152),
135 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
136 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
137 0x0032,
138 PCI_VENDOR_ID_FOXCONN,
139 0xE075),
140 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
142 /* WB225 */
143 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
144 0x0032,
145 PCI_VENDOR_ID_ATHEROS,
146 0x3119),
147 .driver_data = ATH9K_PCI_BT_ANT_DIV },
148 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
149 0x0032,
150 PCI_VENDOR_ID_ATHEROS,
151 0x3122),
152 .driver_data = ATH9K_PCI_BT_ANT_DIV },
153 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
154 0x0032,
155 0x185F, /* WNC */
156 0x3119),
157 .driver_data = ATH9K_PCI_BT_ANT_DIV },
158 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
159 0x0032,
160 0x185F, /* WNC */
161 0x3027),
162 .driver_data = ATH9K_PCI_BT_ANT_DIV },
163 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
164 0x0032,
165 PCI_VENDOR_ID_SAMSUNG,
166 0x4105),
167 .driver_data = ATH9K_PCI_BT_ANT_DIV },
168 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
169 0x0032,
170 PCI_VENDOR_ID_SAMSUNG,
171 0x4106),
172 .driver_data = ATH9K_PCI_BT_ANT_DIV },
173 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
174 0x0032,
175 PCI_VENDOR_ID_SAMSUNG,
176 0x410D),
177 .driver_data = ATH9K_PCI_BT_ANT_DIV },
178 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
179 0x0032,
180 PCI_VENDOR_ID_SAMSUNG,
181 0x410E),
182 .driver_data = ATH9K_PCI_BT_ANT_DIV },
183 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
184 0x0032,
185 PCI_VENDOR_ID_SAMSUNG,
186 0x410F),
187 .driver_data = ATH9K_PCI_BT_ANT_DIV },
188 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
189 0x0032,
190 PCI_VENDOR_ID_SAMSUNG,
191 0xC706),
192 .driver_data = ATH9K_PCI_BT_ANT_DIV },
193 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
194 0x0032,
195 PCI_VENDOR_ID_SAMSUNG,
196 0xC680),
197 .driver_data = ATH9K_PCI_BT_ANT_DIV },
198 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
199 0x0032,
200 PCI_VENDOR_ID_SAMSUNG,
201 0xC708),
202 .driver_data = ATH9K_PCI_BT_ANT_DIV },
203 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
204 0x0032,
205 PCI_VENDOR_ID_LENOVO,
206 0x3218),
207 .driver_data = ATH9K_PCI_BT_ANT_DIV },
208 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
209 0x0032,
210 PCI_VENDOR_ID_LENOVO,
211 0x3219),
212 .driver_data = ATH9K_PCI_BT_ANT_DIV },
214 /* AR9485 cards with PLL power-save disabled by default. */
215 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
216 0x0032,
217 PCI_VENDOR_ID_AZWAVE,
218 0x2C97),
219 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
220 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
221 0x0032,
222 PCI_VENDOR_ID_AZWAVE,
223 0x2100),
224 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
225 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
226 0x0032,
227 0x1C56, /* ASKEY */
228 0x4001),
229 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
230 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
231 0x0032,
232 0x11AD, /* LITEON */
233 0x6627),
234 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
235 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
236 0x0032,
237 0x11AD, /* LITEON */
238 0x6628),
239 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
240 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
241 0x0032,
242 PCI_VENDOR_ID_FOXCONN,
243 0xE04E),
244 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
245 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
246 0x0032,
247 PCI_VENDOR_ID_FOXCONN,
248 0xE04F),
249 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
250 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
251 0x0032,
252 0x144F, /* ASKEY */
253 0x7197),
254 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
255 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
256 0x0032,
257 0x1B9A, /* XAVI */
258 0x2000),
259 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
260 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
261 0x0032,
262 0x1B9A, /* XAVI */
263 0x2001),
264 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
265 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
266 0x0032,
267 PCI_VENDOR_ID_AZWAVE,
268 0x1186),
269 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
270 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
271 0x0032,
272 PCI_VENDOR_ID_AZWAVE,
273 0x1F86),
274 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
275 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
276 0x0032,
277 PCI_VENDOR_ID_AZWAVE,
278 0x1195),
279 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
280 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
281 0x0032,
282 PCI_VENDOR_ID_AZWAVE,
283 0x1F95),
284 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
285 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
286 0x0032,
287 0x1B9A, /* XAVI */
288 0x1C00),
289 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
290 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
291 0x0032,
292 0x1B9A, /* XAVI */
293 0x1C01),
294 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
295 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
296 0x0032,
297 PCI_VENDOR_ID_ASUSTEK,
298 0x850D),
299 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
300 #endif
302 { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */
303 { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */
305 #ifdef CONFIG_ATH9K_PCOEM
306 /* PCI-E CUS217 */
307 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
308 0x0034,
309 PCI_VENDOR_ID_AZWAVE,
310 0x2116),
311 .driver_data = ATH9K_PCI_CUS217 },
312 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
313 0x0034,
314 0x11AD, /* LITEON */
315 0x6661),
316 .driver_data = ATH9K_PCI_CUS217 },
318 /* AR9462 with WoW support */
319 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
320 0x0034,
321 PCI_VENDOR_ID_ATHEROS,
322 0x3117),
323 .driver_data = ATH9K_PCI_WOW },
324 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
325 0x0034,
326 PCI_VENDOR_ID_LENOVO,
327 0x3214),
328 .driver_data = ATH9K_PCI_WOW },
329 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
330 0x0034,
331 PCI_VENDOR_ID_ATTANSIC,
332 0x0091),
333 .driver_data = ATH9K_PCI_WOW },
334 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
335 0x0034,
336 PCI_VENDOR_ID_AZWAVE,
337 0x2110),
338 .driver_data = ATH9K_PCI_WOW },
339 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
340 0x0034,
341 PCI_VENDOR_ID_ASUSTEK,
342 0x850E),
343 .driver_data = ATH9K_PCI_WOW },
344 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
345 0x0034,
346 0x11AD, /* LITEON */
347 0x6631),
348 .driver_data = ATH9K_PCI_WOW },
349 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
350 0x0034,
351 0x11AD, /* LITEON */
352 0x6641),
353 .driver_data = ATH9K_PCI_WOW },
354 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
355 0x0034,
356 PCI_VENDOR_ID_HP,
357 0x1864),
358 .driver_data = ATH9K_PCI_WOW },
359 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
360 0x0034,
361 0x14CD, /* USI */
362 0x0063),
363 .driver_data = ATH9K_PCI_WOW },
364 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
365 0x0034,
366 0x14CD, /* USI */
367 0x0064),
368 .driver_data = ATH9K_PCI_WOW },
369 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
370 0x0034,
371 0x10CF, /* Fujitsu */
372 0x1783),
373 .driver_data = ATH9K_PCI_WOW },
375 /* Killer Wireless (2x2) */
376 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
377 0x0030,
378 0x1A56,
379 0x2003),
380 .driver_data = ATH9K_PCI_KILLER },
382 { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */
383 { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */
385 /* CUS252 */
386 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
387 0x0036,
388 PCI_VENDOR_ID_ATHEROS,
389 0x3028),
390 .driver_data = ATH9K_PCI_CUS252 |
391 ATH9K_PCI_AR9565_2ANT |
392 ATH9K_PCI_BT_ANT_DIV },
393 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
394 0x0036,
395 PCI_VENDOR_ID_AZWAVE,
396 0x2176),
397 .driver_data = ATH9K_PCI_CUS252 |
398 ATH9K_PCI_AR9565_2ANT |
399 ATH9K_PCI_BT_ANT_DIV },
401 /* WB335 1-ANT */
402 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
403 0x0036,
404 PCI_VENDOR_ID_FOXCONN,
405 0xE068),
406 .driver_data = ATH9K_PCI_AR9565_1ANT },
407 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
408 0x0036,
409 0x185F, /* WNC */
410 0xA119),
411 .driver_data = ATH9K_PCI_AR9565_1ANT },
412 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
413 0x0036,
414 0x11AD, /* LITEON */
415 0x0632),
416 .driver_data = ATH9K_PCI_AR9565_1ANT },
417 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
418 0x0036,
419 0x11AD, /* LITEON */
420 0x06B2),
421 .driver_data = ATH9K_PCI_AR9565_1ANT },
422 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
423 0x0036,
424 0x11AD, /* LITEON */
425 0x0842),
426 .driver_data = ATH9K_PCI_AR9565_1ANT },
427 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
428 0x0036,
429 0x11AD, /* LITEON */
430 0x6671),
431 .driver_data = ATH9K_PCI_AR9565_1ANT },
432 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
433 0x0036,
434 0x1B9A, /* XAVI */
435 0x2811),
436 .driver_data = ATH9K_PCI_AR9565_1ANT },
437 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
438 0x0036,
439 0x1B9A, /* XAVI */
440 0x2812),
441 .driver_data = ATH9K_PCI_AR9565_1ANT },
442 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
443 0x0036,
444 0x1B9A, /* XAVI */
445 0x28A1),
446 .driver_data = ATH9K_PCI_AR9565_1ANT },
447 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
448 0x0036,
449 PCI_VENDOR_ID_AZWAVE,
450 0x218A),
451 .driver_data = ATH9K_PCI_AR9565_1ANT },
453 /* WB335 1-ANT / Antenna Diversity */
454 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
455 0x0036,
456 PCI_VENDOR_ID_ATHEROS,
457 0x3025),
458 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
459 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
460 0x0036,
461 PCI_VENDOR_ID_ATHEROS,
462 0x3026),
463 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
464 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
465 0x0036,
466 PCI_VENDOR_ID_ATHEROS,
467 0x302B),
468 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
469 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
470 0x0036,
471 PCI_VENDOR_ID_FOXCONN,
472 0xE069),
473 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
474 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
475 0x0036,
476 0x185F, /* WNC */
477 0x3028),
478 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
479 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
480 0x0036,
481 0x11AD, /* LITEON */
482 0x0622),
483 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
484 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
485 0x0036,
486 0x11AD, /* LITEON */
487 0x0672),
488 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
489 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
490 0x0036,
491 0x11AD, /* LITEON */
492 0x0662),
493 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
494 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
495 0x0036,
496 0x11AD, /* LITEON */
497 0x06A2),
498 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
499 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
500 0x0036,
501 0x11AD, /* LITEON */
502 0x0682),
503 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
504 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
505 0x0036,
506 PCI_VENDOR_ID_AZWAVE,
507 0x213A),
508 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
509 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
510 0x0036,
511 PCI_VENDOR_ID_HP,
512 0x18E3),
513 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
514 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
515 0x0036,
516 PCI_VENDOR_ID_HP,
517 0x217F),
518 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
519 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
520 0x0036,
521 PCI_VENDOR_ID_HP,
522 0x2005),
523 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
524 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
525 0x0036,
526 PCI_VENDOR_ID_DELL,
527 0x020C),
528 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
530 /* WB335 2-ANT / Antenna-Diversity */
531 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
532 0x0036,
533 PCI_VENDOR_ID_SAMSUNG,
534 0x411A),
535 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
536 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
537 0x0036,
538 PCI_VENDOR_ID_SAMSUNG,
539 0x411B),
540 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
541 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
542 0x0036,
543 PCI_VENDOR_ID_SAMSUNG,
544 0x411C),
545 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
546 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
547 0x0036,
548 PCI_VENDOR_ID_SAMSUNG,
549 0x411D),
550 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
551 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
552 0x0036,
553 PCI_VENDOR_ID_SAMSUNG,
554 0x411E),
555 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
556 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
557 0x0036,
558 PCI_VENDOR_ID_ATHEROS,
559 0x3027),
560 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
561 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
562 0x0036,
563 PCI_VENDOR_ID_ATHEROS,
564 0x302C),
565 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
566 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
567 0x0036,
568 0x11AD, /* LITEON */
569 0x0642),
570 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
571 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
572 0x0036,
573 0x11AD, /* LITEON */
574 0x0652),
575 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
576 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
577 0x0036,
578 0x11AD, /* LITEON */
579 0x0612),
580 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
581 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
582 0x0036,
583 0x11AD, /* LITEON */
584 0x0832),
585 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
586 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
587 0x0036,
588 0x11AD, /* LITEON */
589 0x0692),
590 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
591 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
592 0x0036,
593 PCI_VENDOR_ID_AZWAVE,
594 0x2130),
595 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
596 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
597 0x0036,
598 PCI_VENDOR_ID_AZWAVE,
599 0x213B),
600 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
601 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
602 0x0036,
603 PCI_VENDOR_ID_AZWAVE,
604 0x2182),
605 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
606 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
607 0x0036,
608 0x144F, /* ASKEY */
609 0x7202),
610 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
611 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
612 0x0036,
613 0x1B9A, /* XAVI */
614 0x2810),
615 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
616 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
617 0x0036,
618 0x1B9A, /* XAVI */
619 0x28A2),
620 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
621 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
622 0x0036,
623 0x185F, /* WNC */
624 0x3027),
625 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
626 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
627 0x0036,
628 0x185F, /* WNC */
629 0xA120),
630 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
631 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
632 0x0036,
633 PCI_VENDOR_ID_FOXCONN,
634 0xE07F),
635 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
636 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
637 0x0036,
638 PCI_VENDOR_ID_FOXCONN,
639 0xE081),
640 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
641 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
642 0x0036,
643 PCI_VENDOR_ID_LENOVO,
644 0x3026),
645 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
646 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
647 0x0036,
648 PCI_VENDOR_ID_LENOVO,
649 0x4026),
650 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
651 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
652 0x0036,
653 PCI_VENDOR_ID_ASUSTEK,
654 0x85F2),
655 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
656 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
657 0x0036,
658 PCI_VENDOR_ID_DELL,
659 0x020E),
660 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
662 /* PCI-E AR9565 (WB335) */
663 { PCI_VDEVICE(ATHEROS, 0x0036),
664 .driver_data = ATH9K_PCI_BT_ANT_DIV },
665 #endif
667 { 0 }
671 /* return bus cachesize in 4B word units */
672 static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
674 struct ath_softc *sc = (struct ath_softc *) common->priv;
675 u8 u8tmp;
677 pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, &u8tmp);
678 *csz = (int)u8tmp;
681 * This check was put in to avoid "unpleasant" consequences if
682 * the bootrom has not fully initialized all PCI devices.
683 * Sometimes the cache line size register is not set
686 if (*csz == 0)
687 *csz = DEFAULT_CACHELINE >> 2; /* Use the default size */
690 static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
692 struct ath_softc *sc = (struct ath_softc *) common->priv;
693 struct ath9k_platform_data *pdata = sc->dev->platform_data;
695 if (pdata && !pdata->use_eeprom) {
696 if (off >= (ARRAY_SIZE(pdata->eeprom_data))) {
697 ath_err(common,
698 "%s: eeprom read failed, offset %08x is out of range\n",
699 __func__, off);
702 *data = pdata->eeprom_data[off];
703 } else {
704 struct ath_hw *ah = (struct ath_hw *) common->ah;
706 common->ops->read(ah, AR5416_EEPROM_OFFSET +
707 (off << AR5416_EEPROM_S));
709 if (!ath9k_hw_wait(ah,
710 AR_EEPROM_STATUS_DATA,
711 AR_EEPROM_STATUS_DATA_BUSY |
712 AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0,
713 AH_WAIT_TIMEOUT)) {
714 return false;
717 *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA),
718 AR_EEPROM_STATUS_DATA_VAL);
721 return true;
724 /* Need to be called after we discover btcoex capabilities */
725 static void ath_pci_aspm_init(struct ath_common *common)
727 struct ath_softc *sc = (struct ath_softc *) common->priv;
728 struct ath_hw *ah = sc->sc_ah;
729 struct pci_dev *pdev = to_pci_dev(sc->dev);
730 struct pci_dev *parent;
731 u16 aspm;
733 if (!ah->is_pciexpress)
734 return;
736 parent = pdev->bus->self;
737 if (!parent)
738 return;
740 if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
741 (AR_SREV_9285(ah))) {
742 /* Bluetooth coexistence requires disabling ASPM. */
743 pcie_capability_clear_word(pdev, PCI_EXP_LNKCTL,
744 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
747 * Both upstream and downstream PCIe components should
748 * have the same ASPM settings.
750 pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
751 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
753 ath_info(common, "Disabling ASPM since BTCOEX is enabled\n");
754 return;
758 * 0x70c - Ack Frequency Register.
760 * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY.
762 * 000 : 1 us
763 * 001 : 2 us
764 * 010 : 4 us
765 * 011 : 8 us
766 * 100 : 16 us
767 * 101 : 32 us
768 * 110/111 : 64 us
770 if (AR_SREV_9462(ah))
771 pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix);
773 pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
774 if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) {
775 ah->aspm_enabled = true;
776 /* Initialize PCIe PM and SERDES registers. */
777 ath9k_hw_configpcipowersave(ah, false);
778 ath_info(common, "ASPM enabled: 0x%x\n", aspm);
782 static const struct ath_bus_ops ath_pci_bus_ops = {
783 .ath_bus_type = ATH_PCI,
784 .read_cachesize = ath_pci_read_cachesize,
785 .eeprom_read = ath_pci_eeprom_read,
786 .aspm_init = ath_pci_aspm_init,
789 static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
791 struct ath_softc *sc;
792 struct ieee80211_hw *hw;
793 u8 csz;
794 u32 val;
795 int ret = 0;
796 char hw_name[64];
798 if (pcim_enable_device(pdev))
799 return -EIO;
801 ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
802 if (ret) {
803 pr_err("32-bit DMA not available\n");
804 return ret;
807 ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
808 if (ret) {
809 pr_err("32-bit DMA consistent DMA enable failed\n");
810 return ret;
814 * Cache line size is used to size and align various
815 * structures used to communicate with the hardware.
817 pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz);
818 if (csz == 0) {
820 * Linux 2.4.18 (at least) writes the cache line size
821 * register as a 16-bit wide register which is wrong.
822 * We must have this setup properly for rx buffer
823 * DMA to work so force a reasonable value here if it
824 * comes up zero.
826 csz = L1_CACHE_BYTES / sizeof(u32);
827 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz);
830 * The default setting of latency timer yields poor results,
831 * set it to the value used by other systems. It may be worth
832 * tweaking this setting more.
834 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8);
836 pci_set_master(pdev);
839 * Disable the RETRY_TIMEOUT register (0x41) to keep
840 * PCI Tx retries from interfering with C3 CPU state.
842 pci_read_config_dword(pdev, 0x40, &val);
843 if ((val & 0x0000ff00) != 0)
844 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
846 ret = pcim_iomap_regions(pdev, BIT(0), "ath9k");
847 if (ret) {
848 dev_err(&pdev->dev, "PCI memory region reserve error\n");
849 return -ENODEV;
852 ath9k_fill_chanctx_ops();
853 hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
854 if (!hw) {
855 dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
856 return -ENOMEM;
859 SET_IEEE80211_DEV(hw, &pdev->dev);
860 pci_set_drvdata(pdev, hw);
862 sc = hw->priv;
863 sc->hw = hw;
864 sc->dev = &pdev->dev;
865 sc->mem = pcim_iomap_table(pdev)[0];
866 sc->driver_data = id->driver_data;
868 ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
869 if (ret) {
870 dev_err(&pdev->dev, "request_irq failed\n");
871 goto err_irq;
874 sc->irq = pdev->irq;
876 ret = ath9k_init_device(id->device, sc, &ath_pci_bus_ops);
877 if (ret) {
878 dev_err(&pdev->dev, "Failed to initialize device\n");
879 goto err_init;
882 ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
883 wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
884 hw_name, (unsigned long)sc->mem, pdev->irq);
886 return 0;
888 err_init:
889 free_irq(sc->irq, sc);
890 err_irq:
891 ieee80211_free_hw(hw);
892 return ret;
895 static void ath_pci_remove(struct pci_dev *pdev)
897 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
898 struct ath_softc *sc = hw->priv;
900 if (!is_ath9k_unloaded)
901 sc->sc_ah->ah_flags |= AH_UNPLUGGED;
902 ath9k_deinit_device(sc);
903 free_irq(sc->irq, sc);
904 ieee80211_free_hw(sc->hw);
907 #ifdef CONFIG_PM_SLEEP
909 static int ath_pci_suspend(struct device *device)
911 struct pci_dev *pdev = to_pci_dev(device);
912 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
913 struct ath_softc *sc = hw->priv;
915 if (sc->wow_enabled)
916 return 0;
918 /* The device has to be moved to FULLSLEEP forcibly.
919 * Otherwise the chip never moved to full sleep,
920 * when no interface is up.
922 ath9k_stop_btcoex(sc);
923 ath9k_hw_disable(sc->sc_ah);
924 del_timer_sync(&sc->sleep_timer);
925 ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
927 return 0;
930 static int ath_pci_resume(struct device *device)
932 struct pci_dev *pdev = to_pci_dev(device);
933 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
934 struct ath_softc *sc = hw->priv;
935 struct ath_hw *ah = sc->sc_ah;
936 struct ath_common *common = ath9k_hw_common(ah);
937 u32 val;
940 * Suspend/Resume resets the PCI configuration space, so we have to
941 * re-disable the RETRY_TIMEOUT register (0x41) to keep
942 * PCI Tx retries from interfering with C3 CPU state
944 pci_read_config_dword(pdev, 0x40, &val);
945 if ((val & 0x0000ff00) != 0)
946 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
948 ath_pci_aspm_init(common);
949 ah->reset_power_on = false;
951 return 0;
954 static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);
956 #define ATH9K_PM_OPS (&ath9k_pm_ops)
958 #else /* !CONFIG_PM_SLEEP */
960 #define ATH9K_PM_OPS NULL
962 #endif /* !CONFIG_PM_SLEEP */
965 MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
967 static struct pci_driver ath_pci_driver = {
968 .name = "ath9k",
969 .id_table = ath_pci_id_table,
970 .probe = ath_pci_probe,
971 .remove = ath_pci_remove,
972 .driver.pm = ATH9K_PM_OPS,
975 int ath_pci_init(void)
977 return pci_register_driver(&ath_pci_driver);
980 void ath_pci_exit(void)
982 pci_unregister_driver(&ath_pci_driver);