1/*
2 * Copyright (c) 2008-2011 Atheros Communications Inc.
3 *
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.
7 *
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.
15 */
16
17#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
19#include <linux/nl80211.h>
20#include <linux/pci.h>
21#include <linux/module.h>
22#include "ath9k.h"
23
24static const struct pci_device_id ath_pci_id_table[] = {
25 { PCI_VDEVICE(ATHEROS, 0x0023) }, /* PCI */
26 { PCI_VDEVICE(ATHEROS, 0x0024) }, /* PCI-E */
27 { PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI */
28
29#ifdef CONFIG_ATH9K_PCOEM
30 /* Mini PCI AR9220 MB92 cards: Compex WLM200NX, Wistron DNMA-92 */
31 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
32 0x0029,
33 PCI_VENDOR_ID_ATHEROS,
34 0x2096),
35 .driver_data = ATH9K_PCI_LED_ACT_HI },
36#endif
37
38 { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
39
40#ifdef CONFIG_ATH9K_PCOEM
41 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
42 0x002A,
43 PCI_VENDOR_ID_AZWAVE,
44 0x1C71),
45 .driver_data = ATH9K_PCI_D3_L1_WAR },
46 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
47 0x002A,
48 PCI_VENDOR_ID_FOXCONN,
49 0xE01F),
50 .driver_data = ATH9K_PCI_D3_L1_WAR },
51 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
52 0x002A,
53 0x11AD, /* LITEON */
54 0x6632),
55 .driver_data = ATH9K_PCI_D3_L1_WAR },
56 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
57 0x002A,
58 0x11AD, /* LITEON */
59 0x6642),
60 .driver_data = ATH9K_PCI_D3_L1_WAR },
61 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
62 0x002A,
63 PCI_VENDOR_ID_QMI,
64 0x0306),
65 .driver_data = ATH9K_PCI_D3_L1_WAR },
66 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
67 0x002A,
68 0x185F, /* WNC */
69 0x309D),
70 .driver_data = ATH9K_PCI_D3_L1_WAR },
71 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
72 0x002A,
73 0x10CF, /* Fujitsu */
74 0x147C),
75 .driver_data = ATH9K_PCI_D3_L1_WAR },
76 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
77 0x002A,
78 0x10CF, /* Fujitsu */
79 0x147D),
80 .driver_data = ATH9K_PCI_D3_L1_WAR },
81 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
82 0x002A,
83 0x10CF, /* Fujitsu */
84 0x1536),
85 .driver_data = ATH9K_PCI_D3_L1_WAR },
86#endif
87
88 { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
89
90#ifdef CONFIG_ATH9K_PCOEM
91 /* AR9285 card for Asus */
92 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
93 0x002B,
94 PCI_VENDOR_ID_AZWAVE,
95 0x2C37),
96 .driver_data = ATH9K_PCI_BT_ANT_DIV },
97#endif
98
99 { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
100 { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
101 { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */
102 { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
103
104 /* Killer Wireless (3x3) */
105 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
106 0x0030,
107 0x1A56,
108 0x2000),
109 .driver_data = ATH9K_PCI_KILLER },
110 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
111 0x0030,
112 0x1A56,
113 0x2001),
114 .driver_data = ATH9K_PCI_KILLER },
115
116 { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */
117
118#ifdef CONFIG_ATH9K_PCOEM
119 /* PCI-E CUS198 */
120 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
121 0x0032,
122 PCI_VENDOR_ID_AZWAVE,
123 0x2086),
124 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
125 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
126 0x0032,
127 PCI_VENDOR_ID_AZWAVE,
128 0x1237),
129 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
130 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
131 0x0032,
132 PCI_VENDOR_ID_AZWAVE,
133 0x2126),
134 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
135 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
136 0x0032,
137 PCI_VENDOR_ID_AZWAVE,
138 0x126A),
139 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
140
141 /* PCI-E CUS230 */
142 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
143 0x0032,
144 PCI_VENDOR_ID_AZWAVE,
145 0x2152),
146 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
147 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
148 0x0032,
149 PCI_VENDOR_ID_FOXCONN,
150 0xE075),
151 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
152
153 /* WB225 */
154 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
155 0x0032,
156 PCI_VENDOR_ID_ATHEROS,
157 0x3119),
158 .driver_data = ATH9K_PCI_BT_ANT_DIV },
159 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
160 0x0032,
161 PCI_VENDOR_ID_ATHEROS,
162 0x3122),
163 .driver_data = ATH9K_PCI_BT_ANT_DIV },
164 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
165 0x0032,
166 0x185F, /* WNC */
167 0x3119),
168 .driver_data = ATH9K_PCI_BT_ANT_DIV },
169 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
170 0x0032,
171 0x185F, /* WNC */
172 0x3027),
173 .driver_data = ATH9K_PCI_BT_ANT_DIV },
174 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
175 0x0032,
176 PCI_VENDOR_ID_SAMSUNG,
177 0x4105),
178 .driver_data = ATH9K_PCI_BT_ANT_DIV },
179 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
180 0x0032,
181 PCI_VENDOR_ID_SAMSUNG,
182 0x4106),
183 .driver_data = ATH9K_PCI_BT_ANT_DIV },
184 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
185 0x0032,
186 PCI_VENDOR_ID_SAMSUNG,
187 0x410D),
188 .driver_data = ATH9K_PCI_BT_ANT_DIV },
189 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
190 0x0032,
191 PCI_VENDOR_ID_SAMSUNG,
192 0x410E),
193 .driver_data = ATH9K_PCI_BT_ANT_DIV },
194 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
195 0x0032,
196 PCI_VENDOR_ID_SAMSUNG,
197 0x410F),
198 .driver_data = ATH9K_PCI_BT_ANT_DIV },
199 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
200 0x0032,
201 PCI_VENDOR_ID_SAMSUNG,
202 0xC706),
203 .driver_data = ATH9K_PCI_BT_ANT_DIV },
204 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
205 0x0032,
206 PCI_VENDOR_ID_SAMSUNG,
207 0xC680),
208 .driver_data = ATH9K_PCI_BT_ANT_DIV },
209 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
210 0x0032,
211 PCI_VENDOR_ID_SAMSUNG,
212 0xC708),
213 .driver_data = ATH9K_PCI_BT_ANT_DIV },
214 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
215 0x0032,
216 PCI_VENDOR_ID_LENOVO,
217 0x3218),
218 .driver_data = ATH9K_PCI_BT_ANT_DIV },
219 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
220 0x0032,
221 PCI_VENDOR_ID_LENOVO,
222 0x3219),
223 .driver_data = ATH9K_PCI_BT_ANT_DIV },
224
225 /* AR9485 cards with PLL power-save disabled by default. */
226 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
227 0x0032,
228 PCI_VENDOR_ID_AZWAVE,
229 0x2C97),
230 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
231 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
232 0x0032,
233 PCI_VENDOR_ID_AZWAVE,
234 0x2100),
235 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
236 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
237 0x0032,
238 0x1C56, /* ASKEY */
239 0x4001),
240 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
241 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
242 0x0032,
243 0x11AD, /* LITEON */
244 0x6627),
245 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
246 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
247 0x0032,
248 0x11AD, /* LITEON */
249 0x6628),
250 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
251 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
252 0x0032,
253 PCI_VENDOR_ID_FOXCONN,
254 0xE04E),
255 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
256 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
257 0x0032,
258 PCI_VENDOR_ID_FOXCONN,
259 0xE04F),
260 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
261 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
262 0x0032,
263 0x144F, /* ASKEY */
264 0x7197),
265 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
266 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
267 0x0032,
268 0x1B9A, /* XAVI */
269 0x2000),
270 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
271 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
272 0x0032,
273 0x1B9A, /* XAVI */
274 0x2001),
275 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
276 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
277 0x0032,
278 PCI_VENDOR_ID_AZWAVE,
279 0x1186),
280 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
281 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
282 0x0032,
283 PCI_VENDOR_ID_AZWAVE,
284 0x1F86),
285 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
286 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
287 0x0032,
288 PCI_VENDOR_ID_AZWAVE,
289 0x1195),
290 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
291 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
292 0x0032,
293 PCI_VENDOR_ID_AZWAVE,
294 0x1F95),
295 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
296 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
297 0x0032,
298 0x1B9A, /* XAVI */
299 0x1C00),
300 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
301 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
302 0x0032,
303 0x1B9A, /* XAVI */
304 0x1C01),
305 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
306 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
307 0x0032,
308 PCI_VENDOR_ID_ASUSTEK,
309 0x850D),
310 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
311#endif
312
313 { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */
314 { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */
315
316#ifdef CONFIG_ATH9K_PCOEM
317 /* PCI-E CUS217 */
318 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
319 0x0034,
320 PCI_VENDOR_ID_AZWAVE,
321 0x2116),
322 .driver_data = ATH9K_PCI_CUS217 },
323 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
324 0x0034,
325 0x11AD, /* LITEON */
326 0x6661),
327 .driver_data = ATH9K_PCI_CUS217 },
328
329 /* AR9462 with WoW support */
330 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
331 0x0034,
332 PCI_VENDOR_ID_ATHEROS,
333 0x3117),
334 .driver_data = ATH9K_PCI_WOW },
335 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
336 0x0034,
337 PCI_VENDOR_ID_LENOVO,
338 0x3214),
339 .driver_data = ATH9K_PCI_WOW },
340 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
341 0x0034,
342 PCI_VENDOR_ID_ATTANSIC,
343 0x0091),
344 .driver_data = ATH9K_PCI_WOW },
345 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
346 0x0034,
347 PCI_VENDOR_ID_AZWAVE,
348 0x2110),
349 .driver_data = ATH9K_PCI_WOW },
350 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
351 0x0034,
352 PCI_VENDOR_ID_ASUSTEK,
353 0x850E),
354 .driver_data = ATH9K_PCI_WOW },
355 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
356 0x0034,
357 0x11AD, /* LITEON */
358 0x6631),
359 .driver_data = ATH9K_PCI_WOW },
360 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
361 0x0034,
362 0x11AD, /* LITEON */
363 0x6641),
364 .driver_data = ATH9K_PCI_WOW },
365 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
366 0x0034,
367 PCI_VENDOR_ID_HP,
368 0x1864),
369 .driver_data = ATH9K_PCI_WOW },
370 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
371 0x0034,
372 0x14CD, /* USI */
373 0x0063),
374 .driver_data = ATH9K_PCI_WOW },
375 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
376 0x0034,
377 0x14CD, /* USI */
378 0x0064),
379 .driver_data = ATH9K_PCI_WOW },
380 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
381 0x0034,
382 0x10CF, /* Fujitsu */
383 0x1783),
384 .driver_data = ATH9K_PCI_WOW },
385 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
386 0x0034,
387 PCI_VENDOR_ID_DELL,
388 0x020B),
389 .driver_data = ATH9K_PCI_WOW },
390 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
391 0x0034,
392 PCI_VENDOR_ID_DELL,
393 0x0300),
394 .driver_data = ATH9K_PCI_WOW },
395
396 /* Killer Wireless (2x2) */
397 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
398 0x0030,
399 0x1A56,
400 0x2003),
401 .driver_data = ATH9K_PCI_KILLER },
402
403 { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */
404 { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */
405
406 /* CUS252 */
407 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
408 0x0036,
409 PCI_VENDOR_ID_ATHEROS,
410 0x3028),
411 .driver_data = ATH9K_PCI_CUS252 |
412 ATH9K_PCI_AR9565_2ANT |
413 ATH9K_PCI_BT_ANT_DIV },
414 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
415 0x0036,
416 PCI_VENDOR_ID_AZWAVE,
417 0x2176),
418 .driver_data = ATH9K_PCI_CUS252 |
419 ATH9K_PCI_AR9565_2ANT |
420 ATH9K_PCI_BT_ANT_DIV },
421
422 /* WB335 1-ANT */
423 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
424 0x0036,
425 PCI_VENDOR_ID_FOXCONN,
426 0xE068),
427 .driver_data = ATH9K_PCI_AR9565_1ANT },
428 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
429 0x0036,
430 0x185F, /* WNC */
431 0xA119),
432 .driver_data = ATH9K_PCI_AR9565_1ANT },
433 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
434 0x0036,
435 0x11AD, /* LITEON */
436 0x0632),
437 .driver_data = ATH9K_PCI_AR9565_1ANT },
438 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
439 0x0036,
440 0x11AD, /* LITEON */
441 0x06B2),
442 .driver_data = ATH9K_PCI_AR9565_1ANT },
443 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
444 0x0036,
445 0x11AD, /* LITEON */
446 0x0842),
447 .driver_data = ATH9K_PCI_AR9565_1ANT },
448 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
449 0x0036,
450 0x11AD, /* LITEON */
451 0x1842),
452 .driver_data = ATH9K_PCI_AR9565_1ANT },
453 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
454 0x0036,
455 0x11AD, /* LITEON */
456 0x6671),
457 .driver_data = ATH9K_PCI_AR9565_1ANT },
458 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
459 0x0036,
460 0x1B9A, /* XAVI */
461 0x2811),
462 .driver_data = ATH9K_PCI_AR9565_1ANT },
463 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
464 0x0036,
465 0x1B9A, /* XAVI */
466 0x2812),
467 .driver_data = ATH9K_PCI_AR9565_1ANT },
468 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
469 0x0036,
470 0x1B9A, /* XAVI */
471 0x28A1),
472 .driver_data = ATH9K_PCI_AR9565_1ANT },
473 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
474 0x0036,
475 0x1B9A, /* XAVI */
476 0x28A3),
477 .driver_data = ATH9K_PCI_AR9565_1ANT },
478 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
479 0x0036,
480 PCI_VENDOR_ID_AZWAVE,
481 0x218A),
482 .driver_data = ATH9K_PCI_AR9565_1ANT },
483 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
484 0x0036,
485 PCI_VENDOR_ID_AZWAVE,
486 0x2F8A),
487 .driver_data = ATH9K_PCI_AR9565_1ANT },
488
489 /* WB335 1-ANT / Antenna Diversity */
490 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
491 0x0036,
492 PCI_VENDOR_ID_ATHEROS,
493 0x3025),
494 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
495 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
496 0x0036,
497 PCI_VENDOR_ID_ATHEROS,
498 0x3026),
499 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
500 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
501 0x0036,
502 PCI_VENDOR_ID_ATHEROS,
503 0x302B),
504 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
505 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
506 0x0036,
507 PCI_VENDOR_ID_FOXCONN,
508 0xE069),
509 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
510 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
511 0x0036,
512 0x185F, /* WNC */
513 0x3028),
514 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
515 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
516 0x0036,
517 0x11AD, /* LITEON */
518 0x0622),
519 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
520 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
521 0x0036,
522 0x11AD, /* LITEON */
523 0x0672),
524 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
525 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
526 0x0036,
527 0x11AD, /* LITEON */
528 0x0662),
529 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
530 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
531 0x0036,
532 0x11AD, /* LITEON */
533 0x06A2),
534 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
535 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
536 0x0036,
537 0x11AD, /* LITEON */
538 0x0682),
539 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
540 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
541 0x0036,
542 PCI_VENDOR_ID_AZWAVE,
543 0x213A),
544 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
545 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
546 0x0036,
547 PCI_VENDOR_ID_AZWAVE,
548 0x213C),
549 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
550 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
551 0x0036,
552 PCI_VENDOR_ID_HP,
553 0x18E3),
554 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
555 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
556 0x0036,
557 PCI_VENDOR_ID_HP,
558 0x217F),
559 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
560 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
561 0x0036,
562 PCI_VENDOR_ID_HP,
563 0x2005),
564 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
565 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
566 0x0036,
567 PCI_VENDOR_ID_DELL,
568 0x020C),
569 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
570
571 /* WB335 2-ANT / Antenna-Diversity */
572 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
573 0x0036,
574 PCI_VENDOR_ID_SAMSUNG,
575 0x411A),
576 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
577 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
578 0x0036,
579 PCI_VENDOR_ID_SAMSUNG,
580 0x411B),
581 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
582 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
583 0x0036,
584 PCI_VENDOR_ID_SAMSUNG,
585 0x411C),
586 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
587 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
588 0x0036,
589 PCI_VENDOR_ID_SAMSUNG,
590 0x411D),
591 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
592 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
593 0x0036,
594 PCI_VENDOR_ID_SAMSUNG,
595 0x411E),
596 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
597 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
598 0x0036,
599 PCI_VENDOR_ID_SAMSUNG,
600 0x4129),
601 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
602 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
603 0x0036,
604 PCI_VENDOR_ID_SAMSUNG,
605 0x412A),
606 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
607 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
608 0x0036,
609 PCI_VENDOR_ID_ATHEROS,
610 0x3027),
611 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
612 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
613 0x0036,
614 PCI_VENDOR_ID_ATHEROS,
615 0x302C),
616 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
617 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
618 0x0036,
619 0x11AD, /* LITEON */
620 0x0642),
621 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
622 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
623 0x0036,
624 0x11AD, /* LITEON */
625 0x0652),
626 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
627 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
628 0x0036,
629 0x11AD, /* LITEON */
630 0x0612),
631 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
632 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
633 0x0036,
634 0x11AD, /* LITEON */
635 0x0832),
636 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
637 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
638 0x0036,
639 0x11AD, /* LITEON */
640 0x1832),
641 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
642 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
643 0x0036,
644 0x11AD, /* LITEON */
645 0x0692),
646 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
647 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
648 0x0036,
649 0x11AD, /* LITEON */
650 0x0803),
651 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
652 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
653 0x0036,
654 0x11AD, /* LITEON */
655 0x0813),
656 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
657 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
658 0x0036,
659 PCI_VENDOR_ID_AZWAVE,
660 0x2130),
661 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
662 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
663 0x0036,
664 PCI_VENDOR_ID_AZWAVE,
665 0x213B),
666 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
667 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
668 0x0036,
669 PCI_VENDOR_ID_AZWAVE,
670 0x2182),
671 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
672 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
673 0x0036,
674 PCI_VENDOR_ID_AZWAVE,
675 0x218B),
676 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
677 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
678 0x0036,
679 PCI_VENDOR_ID_AZWAVE,
680 0x218C),
681 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
682 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
683 0x0036,
684 PCI_VENDOR_ID_AZWAVE,
685 0x2F82),
686 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
687 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
688 0x0036,
689 0x144F, /* ASKEY */
690 0x7202),
691 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
692 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
693 0x0036,
694 0x1B9A, /* XAVI */
695 0x2810),
696 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
697 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
698 0x0036,
699 0x1B9A, /* XAVI */
700 0x2813),
701 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
702 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
703 0x0036,
704 0x1B9A, /* XAVI */
705 0x28A2),
706 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
707 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
708 0x0036,
709 0x1B9A, /* XAVI */
710 0x28A4),
711 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
712 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
713 0x0036,
714 0x185F, /* WNC */
715 0x3027),
716 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
717 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
718 0x0036,
719 0x185F, /* WNC */
720 0xA120),
721 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
722 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
723 0x0036,
724 PCI_VENDOR_ID_FOXCONN,
725 0xE07F),
726 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
727 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
728 0x0036,
729 PCI_VENDOR_ID_FOXCONN,
730 0xE08F),
731 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
732 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
733 0x0036,
734 PCI_VENDOR_ID_FOXCONN,
735 0xE081),
736 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
737 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
738 0x0036,
739 PCI_VENDOR_ID_FOXCONN,
740 0xE091),
741 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
742 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
743 0x0036,
744 PCI_VENDOR_ID_FOXCONN,
745 0xE099),
746 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
747 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
748 0x0036,
749 PCI_VENDOR_ID_LENOVO,
750 0x3026),
751 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
752 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
753 0x0036,
754 PCI_VENDOR_ID_LENOVO,
755 0x4026),
756 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
757 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
758 0x0036,
759 PCI_VENDOR_ID_ASUSTEK,
760 0x85F2),
761 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
762 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
763 0x0036,
764 PCI_VENDOR_ID_DELL,
765 0x020E),
766 .driver_data = ATH9K_PCI_AR9565_2ANT |
767 ATH9K_PCI_BT_ANT_DIV |
768 ATH9K_PCI_LED_ACT_HI},
769
770 /* PCI-E AR9565 (WB335) */
771 { PCI_VDEVICE(ATHEROS, 0x0036),
772 .driver_data = ATH9K_PCI_BT_ANT_DIV },
773#endif
774
775 { 0 }
776};
777
778
779/* return bus cachesize in 4B word units */
780static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
781{
782 struct ath_softc *sc = common->priv;
783 u8 u8tmp;
784
785 pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, val: &u8tmp);
786 *csz = (int)u8tmp;
787
788 /*
789 * This check was put in to avoid "unpleasant" consequences if
790 * the bootrom has not fully initialized all PCI devices.
791 * Sometimes the cache line size register is not set
792 */
793
794 if (*csz == 0)
795 *csz = DEFAULT_CACHELINE >> 2; /* Use the default size */
796}
797
798static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
799{
800 struct ath_hw *ah = common->ah;
801
802 common->ops->read(ah, AR5416_EEPROM_OFFSET + (off << AR5416_EEPROM_S));
803
804 if (!ath9k_hw_wait(ah,
805 AR_EEPROM_STATUS_DATA(ah),
806 AR_EEPROM_STATUS_DATA_BUSY |
807 AR_EEPROM_STATUS_DATA_PROT_ACCESS, val: 0,
808 AH_WAIT_TIMEOUT)) {
809 return false;
810 }
811
812 *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA(ah)),
813 AR_EEPROM_STATUS_DATA_VAL);
814
815 return true;
816}
817
818/* Need to be called after we discover btcoex capabilities */
819static void ath_pci_aspm_init(struct ath_common *common)
820{
821 struct ath_softc *sc = common->priv;
822 struct ath_hw *ah = sc->sc_ah;
823 struct pci_dev *pdev = to_pci_dev(sc->dev);
824 struct pci_dev *parent;
825 u16 aspm;
826 int ret;
827
828 if (!ah->is_pciexpress)
829 return;
830
831 parent = pdev->bus->self;
832 if (!parent)
833 return;
834
835 if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
836 (AR_SREV_9285(ah))) {
837 /* Bluetooth coexistence requires disabling ASPM. */
838 pcie_capability_clear_word(dev: pdev, PCI_EXP_LNKCTL,
839 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
840
841 /*
842 * Both upstream and downstream PCIe components should
843 * have the same ASPM settings.
844 */
845 pcie_capability_clear_word(dev: parent, PCI_EXP_LNKCTL,
846 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
847
848 ath_info(common, "Disabling ASPM since BTCOEX is enabled\n");
849 return;
850 }
851
852 /*
853 * 0x70c - Ack Frequency Register.
854 *
855 * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY.
856 *
857 * 000 : 1 us
858 * 001 : 2 us
859 * 010 : 4 us
860 * 011 : 8 us
861 * 100 : 16 us
862 * 101 : 32 us
863 * 110/111 : 64 us
864 */
865 if (AR_SREV_9462(ah))
866 pci_read_config_dword(dev: pdev, where: 0x70c, val: &ah->config.aspm_l1_fix);
867
868 ret = pcie_capability_read_word(dev: parent, PCI_EXP_LNKCTL, val: &aspm);
869 if (!ret && (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1))) {
870 ah->aspm_enabled = true;
871 /* Initialize PCIe PM and SERDES registers. */
872 ath9k_hw_configpcipowersave(ah, power_off: false);
873 ath_info(common, "ASPM enabled: 0x%x\n", aspm);
874 }
875}
876
877static const struct ath_bus_ops ath_pci_bus_ops = {
878 .ath_bus_type = ATH_PCI,
879 .read_cachesize = ath_pci_read_cachesize,
880 .eeprom_read = ath_pci_eeprom_read,
881 .aspm_init = ath_pci_aspm_init,
882};
883
884static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
885{
886 struct ath_softc *sc;
887 struct ieee80211_hw *hw;
888 u8 csz;
889 u32 val;
890 int ret = 0;
891 char hw_name[64];
892 int msi_enabled = 0;
893
894 if (pcim_enable_device(pdev))
895 return -EIO;
896
897 ret = dma_set_mask_and_coherent(dev: &pdev->dev, DMA_BIT_MASK(32));
898 if (ret) {
899 pr_err("32-bit DMA not available\n");
900 return ret;
901 }
902
903 /*
904 * Cache line size is used to size and align various
905 * structures used to communicate with the hardware.
906 */
907 pci_read_config_byte(dev: pdev, PCI_CACHE_LINE_SIZE, val: &csz);
908 if (csz == 0) {
909 /*
910 * Linux 2.4.18 (at least) writes the cache line size
911 * register as a 16-bit wide register which is wrong.
912 * We must have this setup properly for rx buffer
913 * DMA to work so force a reasonable value here if it
914 * comes up zero.
915 */
916 csz = L1_CACHE_BYTES / sizeof(u32);
917 pci_write_config_byte(dev: pdev, PCI_CACHE_LINE_SIZE, val: csz);
918 }
919 /*
920 * The default setting of latency timer yields poor results,
921 * set it to the value used by other systems. It may be worth
922 * tweaking this setting more.
923 */
924 pci_write_config_byte(dev: pdev, PCI_LATENCY_TIMER, val: 0xa8);
925
926 pci_set_master(dev: pdev);
927
928 /*
929 * Disable the RETRY_TIMEOUT register (0x41) to keep
930 * PCI Tx retries from interfering with C3 CPU state.
931 */
932 pci_read_config_dword(dev: pdev, where: 0x40, val: &val);
933 if ((val & 0x0000ff00) != 0)
934 pci_write_config_dword(dev: pdev, where: 0x40, val: val & 0xffff00ff);
935
936 ret = pcim_iomap_regions(pdev, BIT(0), name: "ath9k");
937 if (ret) {
938 dev_err(&pdev->dev, "PCI memory region reserve error\n");
939 return -ENODEV;
940 }
941
942 ath9k_fill_chanctx_ops();
943 hw = ieee80211_alloc_hw(priv_data_len: sizeof(struct ath_softc), ops: &ath9k_ops);
944 if (!hw) {
945 dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
946 return -ENOMEM;
947 }
948
949 SET_IEEE80211_DEV(hw, dev: &pdev->dev);
950 pci_set_drvdata(pdev, data: hw);
951
952 sc = hw->priv;
953 sc->hw = hw;
954 sc->dev = &pdev->dev;
955 sc->mem = pcim_iomap_table(pdev)[0];
956 sc->driver_data = id->driver_data;
957
958 if (ath9k_use_msi) {
959 if (pci_enable_msi(dev: pdev) == 0) {
960 msi_enabled = 1;
961 dev_err(&pdev->dev, "Using MSI\n");
962 } else {
963 dev_err(&pdev->dev, "Using INTx\n");
964 }
965 }
966
967 if (!msi_enabled)
968 ret = request_irq(irq: pdev->irq, handler: ath_isr, IRQF_SHARED, name: "ath9k", dev: sc);
969 else
970 ret = request_irq(irq: pdev->irq, handler: ath_isr, flags: 0, name: "ath9k", dev: sc);
971
972 if (ret) {
973 dev_err(&pdev->dev, "request_irq failed\n");
974 goto err_irq;
975 }
976
977 sc->irq = pdev->irq;
978
979 ret = ath9k_init_device(devid: id->device, sc, bus_ops: &ath_pci_bus_ops);
980 if (ret) {
981 dev_err(&pdev->dev, "Failed to initialize device\n");
982 goto err_init;
983 }
984
985 sc->sc_ah->msi_enabled = msi_enabled;
986 sc->sc_ah->msi_reg = 0;
987
988 ath9k_hw_name(ah: sc->sc_ah, hw_name, len: sizeof(hw_name));
989 wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n",
990 hw_name, sc->mem, pdev->irq);
991
992 return 0;
993
994err_init:
995 free_irq(sc->irq, sc);
996err_irq:
997 ieee80211_free_hw(hw);
998 return ret;
999}
1000
1001static void ath_pci_remove(struct pci_dev *pdev)
1002{
1003 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1004 struct ath_softc *sc = hw->priv;
1005
1006 if (!is_ath9k_unloaded)
1007 sc->sc_ah->ah_flags |= AH_UNPLUGGED;
1008 ath9k_deinit_device(sc);
1009 free_irq(sc->irq, sc);
1010 ieee80211_free_hw(hw: sc->hw);
1011}
1012
1013#ifdef CONFIG_PM_SLEEP
1014
1015static int ath_pci_suspend(struct device *device)
1016{
1017 struct ieee80211_hw *hw = dev_get_drvdata(dev: device);
1018 struct ath_softc *sc = hw->priv;
1019 struct ath_common *common = ath9k_hw_common(ah: sc->sc_ah);
1020
1021 if (test_bit(ATH_OP_WOW_ENABLED, &common->op_flags)) {
1022 dev_info(device, "WOW is enabled, bypassing PCI suspend\n");
1023 return 0;
1024 }
1025
1026 /* The device has to be moved to FULLSLEEP forcibly.
1027 * Otherwise the chip never moved to full sleep,
1028 * when no interface is up.
1029 */
1030 ath9k_stop_btcoex(sc);
1031 ath9k_hw_disable(ah: sc->sc_ah);
1032 timer_delete_sync(timer: &sc->sleep_timer);
1033 ath9k_hw_setpower(ah: sc->sc_ah, mode: ATH9K_PM_FULL_SLEEP);
1034
1035 return 0;
1036}
1037
1038static int ath_pci_resume(struct device *device)
1039{
1040 struct pci_dev *pdev = to_pci_dev(device);
1041 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1042 struct ath_softc *sc = hw->priv;
1043 struct ath_hw *ah = sc->sc_ah;
1044 struct ath_common *common = ath9k_hw_common(ah);
1045 u32 val;
1046
1047 /*
1048 * Suspend/Resume resets the PCI configuration space, so we have to
1049 * re-disable the RETRY_TIMEOUT register (0x41) to keep
1050 * PCI Tx retries from interfering with C3 CPU state
1051 */
1052 pci_read_config_dword(dev: pdev, where: 0x40, val: &val);
1053 if ((val & 0x0000ff00) != 0)
1054 pci_write_config_dword(dev: pdev, where: 0x40, val: val & 0xffff00ff);
1055
1056 ath_pci_aspm_init(common);
1057 ah->reset_power_on = false;
1058
1059 return 0;
1060}
1061
1062static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);
1063
1064#define ATH9K_PM_OPS (&ath9k_pm_ops)
1065
1066#else /* !CONFIG_PM_SLEEP */
1067
1068#define ATH9K_PM_OPS NULL
1069
1070#endif /* !CONFIG_PM_SLEEP */
1071
1072
1073MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
1074
1075static struct pci_driver ath_pci_driver = {
1076 .name = "ath9k",
1077 .id_table = ath_pci_id_table,
1078 .probe = ath_pci_probe,
1079 .remove = ath_pci_remove,
1080 .driver.pm = ATH9K_PM_OPS,
1081};
1082
1083int ath_pci_init(void)
1084{
1085 return pci_register_driver(&ath_pci_driver);
1086}
1087
1088void ath_pci_exit(void)
1089{
1090 pci_unregister_driver(dev: &ath_pci_driver);
1091}
1092

source code of linux/drivers/net/wireless/ath/ath9k/pci.c