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/pci-aspm.h>
22 #include <linux/ath9k_platform.h>
23 #include <linux/module.h>
24 #include "ath9k.h"
25
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
32 #ifdef CONFIG_ATH9K_PCOEM
33 /* Mini PCI AR9220 MB92 cards: Compex WLM200NX, Wistron DNMA-92 */
34 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
35 0x0029,
36 PCI_VENDOR_ID_ATHEROS,
37 0x2096),
38 .driver_data = ATH9K_PCI_LED_ACT_HI },
39 #endif
40
41 { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
42
43 #ifdef CONFIG_ATH9K_PCOEM
44 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
45 0x002A,
46 PCI_VENDOR_ID_AZWAVE,
47 0x1C71),
48 .driver_data = ATH9K_PCI_D3_L1_WAR },
49 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
50 0x002A,
51 PCI_VENDOR_ID_FOXCONN,
52 0xE01F),
53 .driver_data = ATH9K_PCI_D3_L1_WAR },
54 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
55 0x002A,
56 0x11AD, /* LITEON */
57 0x6632),
58 .driver_data = ATH9K_PCI_D3_L1_WAR },
59 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
60 0x002A,
61 0x11AD, /* LITEON */
62 0x6642),
63 .driver_data = ATH9K_PCI_D3_L1_WAR },
64 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
65 0x002A,
66 PCI_VENDOR_ID_QMI,
67 0x0306),
68 .driver_data = ATH9K_PCI_D3_L1_WAR },
69 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
70 0x002A,
71 0x185F, /* WNC */
72 0x309D),
73 .driver_data = ATH9K_PCI_D3_L1_WAR },
74 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
75 0x002A,
76 0x10CF, /* Fujitsu */
77 0x147C),
78 .driver_data = ATH9K_PCI_D3_L1_WAR },
79 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
80 0x002A,
81 0x10CF, /* Fujitsu */
82 0x147D),
83 .driver_data = ATH9K_PCI_D3_L1_WAR },
84 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
85 0x002A,
86 0x10CF, /* Fujitsu */
87 0x1536),
88 .driver_data = ATH9K_PCI_D3_L1_WAR },
89
90 /* AR9285 card for Asus */
91 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
92 0x002B,
93 PCI_VENDOR_ID_AZWAVE,
94 0x2C37),
95 .driver_data = ATH9K_PCI_BT_ANT_DIV },
96 #endif
97
98 { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
99 { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
100 { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */
101 { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
102
103 /* Killer Wireless (3x3) */
104 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
105 0x0030,
106 0x1A56,
107 0x2000),
108 .driver_data = ATH9K_PCI_KILLER },
109 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
110 0x0030,
111 0x1A56,
112 0x2001),
113 .driver_data = ATH9K_PCI_KILLER },
114
115 { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */
116
117 #ifdef CONFIG_ATH9K_PCOEM
118 /* PCI-E CUS198 */
119 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
120 0x0032,
121 PCI_VENDOR_ID_AZWAVE,
122 0x2086),
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 0x1237),
128 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
129 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
130 0x0032,
131 PCI_VENDOR_ID_AZWAVE,
132 0x2126),
133 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
134 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
135 0x0032,
136 PCI_VENDOR_ID_AZWAVE,
137 0x126A),
138 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
139
140 /* PCI-E CUS230 */
141 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
142 0x0032,
143 PCI_VENDOR_ID_AZWAVE,
144 0x2152),
145 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
146 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
147 0x0032,
148 PCI_VENDOR_ID_FOXCONN,
149 0xE075),
150 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
151
152 /* WB225 */
153 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
154 0x0032,
155 PCI_VENDOR_ID_ATHEROS,
156 0x3119),
157 .driver_data = ATH9K_PCI_BT_ANT_DIV },
158 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
159 0x0032,
160 PCI_VENDOR_ID_ATHEROS,
161 0x3122),
162 .driver_data = ATH9K_PCI_BT_ANT_DIV },
163 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
164 0x0032,
165 0x185F, /* WNC */
166 0x3119),
167 .driver_data = ATH9K_PCI_BT_ANT_DIV },
168 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
169 0x0032,
170 0x185F, /* WNC */
171 0x3027),
172 .driver_data = ATH9K_PCI_BT_ANT_DIV },
173 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
174 0x0032,
175 PCI_VENDOR_ID_SAMSUNG,
176 0x4105),
177 .driver_data = ATH9K_PCI_BT_ANT_DIV },
178 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
179 0x0032,
180 PCI_VENDOR_ID_SAMSUNG,
181 0x4106),
182 .driver_data = ATH9K_PCI_BT_ANT_DIV },
183 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
184 0x0032,
185 PCI_VENDOR_ID_SAMSUNG,
186 0x410D),
187 .driver_data = ATH9K_PCI_BT_ANT_DIV },
188 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
189 0x0032,
190 PCI_VENDOR_ID_SAMSUNG,
191 0x410E),
192 .driver_data = ATH9K_PCI_BT_ANT_DIV },
193 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
194 0x0032,
195 PCI_VENDOR_ID_SAMSUNG,
196 0x410F),
197 .driver_data = ATH9K_PCI_BT_ANT_DIV },
198 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
199 0x0032,
200 PCI_VENDOR_ID_SAMSUNG,
201 0xC706),
202 .driver_data = ATH9K_PCI_BT_ANT_DIV },
203 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
204 0x0032,
205 PCI_VENDOR_ID_SAMSUNG,
206 0xC680),
207 .driver_data = ATH9K_PCI_BT_ANT_DIV },
208 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
209 0x0032,
210 PCI_VENDOR_ID_SAMSUNG,
211 0xC708),
212 .driver_data = ATH9K_PCI_BT_ANT_DIV },
213 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
214 0x0032,
215 PCI_VENDOR_ID_LENOVO,
216 0x3218),
217 .driver_data = ATH9K_PCI_BT_ANT_DIV },
218 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
219 0x0032,
220 PCI_VENDOR_ID_LENOVO,
221 0x3219),
222 .driver_data = ATH9K_PCI_BT_ANT_DIV },
223
224 /* AR9485 cards with PLL power-save disabled by default. */
225 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
226 0x0032,
227 PCI_VENDOR_ID_AZWAVE,
228 0x2C97),
229 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
230 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
231 0x0032,
232 PCI_VENDOR_ID_AZWAVE,
233 0x2100),
234 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
235 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
236 0x0032,
237 0x1C56, /* ASKEY */
238 0x4001),
239 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
240 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
241 0x0032,
242 0x11AD, /* LITEON */
243 0x6627),
244 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
245 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
246 0x0032,
247 0x11AD, /* LITEON */
248 0x6628),
249 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
250 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
251 0x0032,
252 PCI_VENDOR_ID_FOXCONN,
253 0xE04E),
254 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
255 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
256 0x0032,
257 PCI_VENDOR_ID_FOXCONN,
258 0xE04F),
259 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
260 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
261 0x0032,
262 0x144F, /* ASKEY */
263 0x7197),
264 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
265 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
266 0x0032,
267 0x1B9A, /* XAVI */
268 0x2000),
269 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
270 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
271 0x0032,
272 0x1B9A, /* XAVI */
273 0x2001),
274 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
275 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
276 0x0032,
277 PCI_VENDOR_ID_AZWAVE,
278 0x1186),
279 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
280 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
281 0x0032,
282 PCI_VENDOR_ID_AZWAVE,
283 0x1F86),
284 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
285 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
286 0x0032,
287 PCI_VENDOR_ID_AZWAVE,
288 0x1195),
289 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
290 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
291 0x0032,
292 PCI_VENDOR_ID_AZWAVE,
293 0x1F95),
294 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
295 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
296 0x0032,
297 0x1B9A, /* XAVI */
298 0x1C00),
299 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
300 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
301 0x0032,
302 0x1B9A, /* XAVI */
303 0x1C01),
304 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
305 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
306 0x0032,
307 PCI_VENDOR_ID_ASUSTEK,
308 0x850D),
309 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
310 #endif
311
312 { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */
313 { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */
314
315 #ifdef CONFIG_ATH9K_PCOEM
316 /* PCI-E CUS217 */
317 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
318 0x0034,
319 PCI_VENDOR_ID_AZWAVE,
320 0x2116),
321 .driver_data = ATH9K_PCI_CUS217 },
322 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
323 0x0034,
324 0x11AD, /* LITEON */
325 0x6661),
326 .driver_data = ATH9K_PCI_CUS217 },
327
328 /* AR9462 with WoW support */
329 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
330 0x0034,
331 PCI_VENDOR_ID_ATHEROS,
332 0x3117),
333 .driver_data = ATH9K_PCI_WOW },
334 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
335 0x0034,
336 PCI_VENDOR_ID_LENOVO,
337 0x3214),
338 .driver_data = ATH9K_PCI_WOW },
339 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
340 0x0034,
341 PCI_VENDOR_ID_ATTANSIC,
342 0x0091),
343 .driver_data = ATH9K_PCI_WOW },
344 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
345 0x0034,
346 PCI_VENDOR_ID_AZWAVE,
347 0x2110),
348 .driver_data = ATH9K_PCI_WOW },
349 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
350 0x0034,
351 PCI_VENDOR_ID_ASUSTEK,
352 0x850E),
353 .driver_data = ATH9K_PCI_WOW },
354 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
355 0x0034,
356 0x11AD, /* LITEON */
357 0x6631),
358 .driver_data = ATH9K_PCI_WOW },
359 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
360 0x0034,
361 0x11AD, /* LITEON */
362 0x6641),
363 .driver_data = ATH9K_PCI_WOW },
364 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
365 0x0034,
366 PCI_VENDOR_ID_HP,
367 0x1864),
368 .driver_data = ATH9K_PCI_WOW },
369 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
370 0x0034,
371 0x14CD, /* USI */
372 0x0063),
373 .driver_data = ATH9K_PCI_WOW },
374 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
375 0x0034,
376 0x14CD, /* USI */
377 0x0064),
378 .driver_data = ATH9K_PCI_WOW },
379 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
380 0x0034,
381 0x10CF, /* Fujitsu */
382 0x1783),
383 .driver_data = ATH9K_PCI_WOW },
384
385 /* Killer Wireless (2x2) */
386 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
387 0x0030,
388 0x1A56,
389 0x2003),
390 .driver_data = ATH9K_PCI_KILLER },
391
392 { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */
393 { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */
394
395 /* CUS252 */
396 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
397 0x0036,
398 PCI_VENDOR_ID_ATHEROS,
399 0x3028),
400 .driver_data = ATH9K_PCI_CUS252 |
401 ATH9K_PCI_AR9565_2ANT |
402 ATH9K_PCI_BT_ANT_DIV },
403 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
404 0x0036,
405 PCI_VENDOR_ID_AZWAVE,
406 0x2176),
407 .driver_data = ATH9K_PCI_CUS252 |
408 ATH9K_PCI_AR9565_2ANT |
409 ATH9K_PCI_BT_ANT_DIV },
410
411 /* WB335 1-ANT */
412 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
413 0x0036,
414 PCI_VENDOR_ID_FOXCONN,
415 0xE068),
416 .driver_data = ATH9K_PCI_AR9565_1ANT },
417 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
418 0x0036,
419 0x185F, /* WNC */
420 0xA119),
421 .driver_data = ATH9K_PCI_AR9565_1ANT },
422 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
423 0x0036,
424 0x11AD, /* LITEON */
425 0x0632),
426 .driver_data = ATH9K_PCI_AR9565_1ANT },
427 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
428 0x0036,
429 0x11AD, /* LITEON */
430 0x06B2),
431 .driver_data = ATH9K_PCI_AR9565_1ANT },
432 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
433 0x0036,
434 0x11AD, /* LITEON */
435 0x0842),
436 .driver_data = ATH9K_PCI_AR9565_1ANT },
437 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
438 0x0036,
439 0x11AD, /* LITEON */
440 0x1842),
441 .driver_data = ATH9K_PCI_AR9565_1ANT },
442 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
443 0x0036,
444 0x11AD, /* LITEON */
445 0x6671),
446 .driver_data = ATH9K_PCI_AR9565_1ANT },
447 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
448 0x0036,
449 0x1B9A, /* XAVI */
450 0x2811),
451 .driver_data = ATH9K_PCI_AR9565_1ANT },
452 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
453 0x0036,
454 0x1B9A, /* XAVI */
455 0x2812),
456 .driver_data = ATH9K_PCI_AR9565_1ANT },
457 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
458 0x0036,
459 0x1B9A, /* XAVI */
460 0x28A1),
461 .driver_data = ATH9K_PCI_AR9565_1ANT },
462 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
463 0x0036,
464 0x1B9A, /* XAVI */
465 0x28A3),
466 .driver_data = ATH9K_PCI_AR9565_1ANT },
467 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
468 0x0036,
469 PCI_VENDOR_ID_AZWAVE,
470 0x218A),
471 .driver_data = ATH9K_PCI_AR9565_1ANT },
472 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
473 0x0036,
474 PCI_VENDOR_ID_AZWAVE,
475 0x2F8A),
476 .driver_data = ATH9K_PCI_AR9565_1ANT },
477
478 /* WB335 1-ANT / Antenna Diversity */
479 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
480 0x0036,
481 PCI_VENDOR_ID_ATHEROS,
482 0x3025),
483 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
484 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
485 0x0036,
486 PCI_VENDOR_ID_ATHEROS,
487 0x3026),
488 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
489 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
490 0x0036,
491 PCI_VENDOR_ID_ATHEROS,
492 0x302B),
493 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
494 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
495 0x0036,
496 PCI_VENDOR_ID_FOXCONN,
497 0xE069),
498 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
499 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
500 0x0036,
501 0x185F, /* WNC */
502 0x3028),
503 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
504 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
505 0x0036,
506 0x11AD, /* LITEON */
507 0x0622),
508 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
509 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
510 0x0036,
511 0x11AD, /* LITEON */
512 0x0672),
513 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
514 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
515 0x0036,
516 0x11AD, /* LITEON */
517 0x0662),
518 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
519 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
520 0x0036,
521 0x11AD, /* LITEON */
522 0x06A2),
523 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
524 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
525 0x0036,
526 0x11AD, /* LITEON */
527 0x0682),
528 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
529 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
530 0x0036,
531 PCI_VENDOR_ID_AZWAVE,
532 0x213A),
533 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
534 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
535 0x0036,
536 PCI_VENDOR_ID_AZWAVE,
537 0x213C),
538 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
539 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
540 0x0036,
541 PCI_VENDOR_ID_HP,
542 0x18E3),
543 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
544 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
545 0x0036,
546 PCI_VENDOR_ID_HP,
547 0x217F),
548 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
549 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
550 0x0036,
551 PCI_VENDOR_ID_HP,
552 0x2005),
553 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
554 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
555 0x0036,
556 PCI_VENDOR_ID_DELL,
557 0x020C),
558 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
559
560 /* WB335 2-ANT / Antenna-Diversity */
561 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
562 0x0036,
563 PCI_VENDOR_ID_SAMSUNG,
564 0x411A),
565 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
566 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
567 0x0036,
568 PCI_VENDOR_ID_SAMSUNG,
569 0x411B),
570 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
571 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
572 0x0036,
573 PCI_VENDOR_ID_SAMSUNG,
574 0x411C),
575 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
576 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
577 0x0036,
578 PCI_VENDOR_ID_SAMSUNG,
579 0x411D),
580 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
581 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
582 0x0036,
583 PCI_VENDOR_ID_SAMSUNG,
584 0x411E),
585 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
586 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
587 0x0036,
588 PCI_VENDOR_ID_SAMSUNG,
589 0x4129),
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_SAMSUNG,
594 0x412A),
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_ATHEROS,
599 0x3027),
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_ATHEROS,
604 0x302C),
605 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
606 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
607 0x0036,
608 0x11AD, /* LITEON */
609 0x0642),
610 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
611 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
612 0x0036,
613 0x11AD, /* LITEON */
614 0x0652),
615 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
616 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
617 0x0036,
618 0x11AD, /* LITEON */
619 0x0612),
620 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
621 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
622 0x0036,
623 0x11AD, /* LITEON */
624 0x0832),
625 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
626 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
627 0x0036,
628 0x11AD, /* LITEON */
629 0x1832),
630 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
631 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
632 0x0036,
633 0x11AD, /* LITEON */
634 0x0692),
635 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
636 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
637 0x0036,
638 0x11AD, /* LITEON */
639 0x0803),
640 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
641 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
642 0x0036,
643 0x11AD, /* LITEON */
644 0x0813),
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_AZWAVE,
649 0x2130),
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_AZWAVE,
654 0x213B),
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_AZWAVE,
659 0x2182),
660 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
661 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
662 0x0036,
663 PCI_VENDOR_ID_AZWAVE,
664 0x218B),
665 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
666 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
667 0x0036,
668 PCI_VENDOR_ID_AZWAVE,
669 0x218C),
670 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
671 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
672 0x0036,
673 PCI_VENDOR_ID_AZWAVE,
674 0x2F82),
675 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
676 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
677 0x0036,
678 0x144F, /* ASKEY */
679 0x7202),
680 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
681 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
682 0x0036,
683 0x1B9A, /* XAVI */
684 0x2810),
685 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
686 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
687 0x0036,
688 0x1B9A, /* XAVI */
689 0x2813),
690 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
691 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
692 0x0036,
693 0x1B9A, /* XAVI */
694 0x28A2),
695 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
696 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
697 0x0036,
698 0x1B9A, /* XAVI */
699 0x28A4),
700 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
701 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
702 0x0036,
703 0x185F, /* WNC */
704 0x3027),
705 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
706 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
707 0x0036,
708 0x185F, /* WNC */
709 0xA120),
710 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
711 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
712 0x0036,
713 PCI_VENDOR_ID_FOXCONN,
714 0xE07F),
715 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
716 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
717 0x0036,
718 PCI_VENDOR_ID_FOXCONN,
719 0xE08F),
720 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
721 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
722 0x0036,
723 PCI_VENDOR_ID_FOXCONN,
724 0xE081),
725 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
726 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
727 0x0036,
728 PCI_VENDOR_ID_FOXCONN,
729 0xE091),
730 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
731 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
732 0x0036,
733 PCI_VENDOR_ID_FOXCONN,
734 0xE099),
735 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
736 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
737 0x0036,
738 PCI_VENDOR_ID_LENOVO,
739 0x3026),
740 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
741 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
742 0x0036,
743 PCI_VENDOR_ID_LENOVO,
744 0x4026),
745 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
746 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
747 0x0036,
748 PCI_VENDOR_ID_ASUSTEK,
749 0x85F2),
750 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
751 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
752 0x0036,
753 PCI_VENDOR_ID_DELL,
754 0x020E),
755 .driver_data = ATH9K_PCI_AR9565_2ANT |
756 ATH9K_PCI_BT_ANT_DIV |
757 ATH9K_PCI_LED_ACT_HI},
758
759 /* PCI-E AR9565 (WB335) */
760 { PCI_VDEVICE(ATHEROS, 0x0036),
761 .driver_data = ATH9K_PCI_BT_ANT_DIV },
762 #endif
763
764 { 0 }
765 };
766
767
768 /* return bus cachesize in 4B word units */
ath_pci_read_cachesize(struct ath_common * common,int * csz)769 static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
770 {
771 struct ath_softc *sc = (struct ath_softc *) common->priv;
772 u8 u8tmp;
773
774 pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, &u8tmp);
775 *csz = (int)u8tmp;
776
777 /*
778 * This check was put in to avoid "unpleasant" consequences if
779 * the bootrom has not fully initialized all PCI devices.
780 * Sometimes the cache line size register is not set
781 */
782
783 if (*csz == 0)
784 *csz = DEFAULT_CACHELINE >> 2; /* Use the default size */
785 }
786
ath_pci_eeprom_read(struct ath_common * common,u32 off,u16 * data)787 static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
788 {
789 struct ath_softc *sc = (struct ath_softc *) common->priv;
790 struct ath9k_platform_data *pdata = sc->dev->platform_data;
791
792 if (pdata && !pdata->use_eeprom) {
793 if (off >= (ARRAY_SIZE(pdata->eeprom_data))) {
794 ath_err(common,
795 "%s: eeprom read failed, offset %08x is out of range\n",
796 __func__, off);
797 }
798
799 *data = pdata->eeprom_data[off];
800 } else {
801 struct ath_hw *ah = (struct ath_hw *) common->ah;
802
803 common->ops->read(ah, AR5416_EEPROM_OFFSET +
804 (off << AR5416_EEPROM_S));
805
806 if (!ath9k_hw_wait(ah,
807 AR_EEPROM_STATUS_DATA,
808 AR_EEPROM_STATUS_DATA_BUSY |
809 AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0,
810 AH_WAIT_TIMEOUT)) {
811 return false;
812 }
813
814 *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA),
815 AR_EEPROM_STATUS_DATA_VAL);
816 }
817
818 return true;
819 }
820
821 /* Need to be called after we discover btcoex capabilities */
ath_pci_aspm_init(struct ath_common * common)822 static void ath_pci_aspm_init(struct ath_common *common)
823 {
824 struct ath_softc *sc = (struct ath_softc *) common->priv;
825 struct ath_hw *ah = sc->sc_ah;
826 struct pci_dev *pdev = to_pci_dev(sc->dev);
827 struct pci_dev *parent;
828 u16 aspm;
829
830 if (!ah->is_pciexpress)
831 return;
832
833 parent = pdev->bus->self;
834 if (!parent)
835 return;
836
837 if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
838 (AR_SREV_9285(ah))) {
839 /* Bluetooth coexistence requires disabling ASPM. */
840 pcie_capability_clear_word(pdev, PCI_EXP_LNKCTL,
841 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
842
843 /*
844 * Both upstream and downstream PCIe components should
845 * have the same ASPM settings.
846 */
847 pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
848 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
849
850 ath_info(common, "Disabling ASPM since BTCOEX is enabled\n");
851 return;
852 }
853
854 /*
855 * 0x70c - Ack Frequency Register.
856 *
857 * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY.
858 *
859 * 000 : 1 us
860 * 001 : 2 us
861 * 010 : 4 us
862 * 011 : 8 us
863 * 100 : 16 us
864 * 101 : 32 us
865 * 110/111 : 64 us
866 */
867 if (AR_SREV_9462(ah))
868 pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix);
869
870 pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
871 if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) {
872 ah->aspm_enabled = true;
873 /* Initialize PCIe PM and SERDES registers. */
874 ath9k_hw_configpcipowersave(ah, false);
875 ath_info(common, "ASPM enabled: 0x%x\n", aspm);
876 }
877 }
878
879 static const struct ath_bus_ops ath_pci_bus_ops = {
880 .ath_bus_type = ATH_PCI,
881 .read_cachesize = ath_pci_read_cachesize,
882 .eeprom_read = ath_pci_eeprom_read,
883 .aspm_init = ath_pci_aspm_init,
884 };
885
ath_pci_probe(struct pci_dev * pdev,const struct pci_device_id * id)886 static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
887 {
888 struct ath_softc *sc;
889 struct ieee80211_hw *hw;
890 u8 csz;
891 u32 val;
892 int ret = 0;
893 char hw_name[64];
894
895 if (pcim_enable_device(pdev))
896 return -EIO;
897
898 ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
899 if (ret) {
900 pr_err("32-bit DMA not available\n");
901 return ret;
902 }
903
904 ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
905 if (ret) {
906 pr_err("32-bit DMA consistent DMA enable failed\n");
907 return ret;
908 }
909
910 /*
911 * Cache line size is used to size and align various
912 * structures used to communicate with the hardware.
913 */
914 pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz);
915 if (csz == 0) {
916 /*
917 * Linux 2.4.18 (at least) writes the cache line size
918 * register as a 16-bit wide register which is wrong.
919 * We must have this setup properly for rx buffer
920 * DMA to work so force a reasonable value here if it
921 * comes up zero.
922 */
923 csz = L1_CACHE_BYTES / sizeof(u32);
924 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz);
925 }
926 /*
927 * The default setting of latency timer yields poor results,
928 * set it to the value used by other systems. It may be worth
929 * tweaking this setting more.
930 */
931 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8);
932
933 pci_set_master(pdev);
934
935 /*
936 * Disable the RETRY_TIMEOUT register (0x41) to keep
937 * PCI Tx retries from interfering with C3 CPU state.
938 */
939 pci_read_config_dword(pdev, 0x40, &val);
940 if ((val & 0x0000ff00) != 0)
941 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
942
943 ret = pcim_iomap_regions(pdev, BIT(0), "ath9k");
944 if (ret) {
945 dev_err(&pdev->dev, "PCI memory region reserve error\n");
946 return -ENODEV;
947 }
948
949 ath9k_fill_chanctx_ops();
950 hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
951 if (!hw) {
952 dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
953 return -ENOMEM;
954 }
955
956 SET_IEEE80211_DEV(hw, &pdev->dev);
957 pci_set_drvdata(pdev, hw);
958
959 sc = hw->priv;
960 sc->hw = hw;
961 sc->dev = &pdev->dev;
962 sc->mem = pcim_iomap_table(pdev)[0];
963 sc->driver_data = id->driver_data;
964
965 ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
966 if (ret) {
967 dev_err(&pdev->dev, "request_irq failed\n");
968 goto err_irq;
969 }
970
971 sc->irq = pdev->irq;
972
973 ret = ath9k_init_device(id->device, sc, &ath_pci_bus_ops);
974 if (ret) {
975 dev_err(&pdev->dev, "Failed to initialize device\n");
976 goto err_init;
977 }
978
979 ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
980 wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
981 hw_name, (unsigned long)sc->mem, pdev->irq);
982
983 return 0;
984
985 err_init:
986 free_irq(sc->irq, sc);
987 err_irq:
988 ieee80211_free_hw(hw);
989 return ret;
990 }
991
ath_pci_remove(struct pci_dev * pdev)992 static void ath_pci_remove(struct pci_dev *pdev)
993 {
994 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
995 struct ath_softc *sc = hw->priv;
996
997 if (!is_ath9k_unloaded)
998 sc->sc_ah->ah_flags |= AH_UNPLUGGED;
999 ath9k_deinit_device(sc);
1000 free_irq(sc->irq, sc);
1001 ieee80211_free_hw(sc->hw);
1002 }
1003
1004 #ifdef CONFIG_PM_SLEEP
1005
ath_pci_suspend(struct device * device)1006 static int ath_pci_suspend(struct device *device)
1007 {
1008 struct pci_dev *pdev = to_pci_dev(device);
1009 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1010 struct ath_softc *sc = hw->priv;
1011 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1012
1013 if (test_bit(ATH_OP_WOW_ENABLED, &common->op_flags)) {
1014 dev_info(&pdev->dev, "WOW is enabled, bypassing PCI suspend\n");
1015 return 0;
1016 }
1017
1018 /* The device has to be moved to FULLSLEEP forcibly.
1019 * Otherwise the chip never moved to full sleep,
1020 * when no interface is up.
1021 */
1022 ath9k_stop_btcoex(sc);
1023 ath9k_hw_disable(sc->sc_ah);
1024 del_timer_sync(&sc->sleep_timer);
1025 ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
1026
1027 return 0;
1028 }
1029
ath_pci_resume(struct device * device)1030 static int ath_pci_resume(struct device *device)
1031 {
1032 struct pci_dev *pdev = to_pci_dev(device);
1033 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1034 struct ath_softc *sc = hw->priv;
1035 struct ath_hw *ah = sc->sc_ah;
1036 struct ath_common *common = ath9k_hw_common(ah);
1037 u32 val;
1038
1039 /*
1040 * Suspend/Resume resets the PCI configuration space, so we have to
1041 * re-disable the RETRY_TIMEOUT register (0x41) to keep
1042 * PCI Tx retries from interfering with C3 CPU state
1043 */
1044 pci_read_config_dword(pdev, 0x40, &val);
1045 if ((val & 0x0000ff00) != 0)
1046 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
1047
1048 ath_pci_aspm_init(common);
1049 ah->reset_power_on = false;
1050
1051 return 0;
1052 }
1053
1054 static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);
1055
1056 #define ATH9K_PM_OPS (&ath9k_pm_ops)
1057
1058 #else /* !CONFIG_PM_SLEEP */
1059
1060 #define ATH9K_PM_OPS NULL
1061
1062 #endif /* !CONFIG_PM_SLEEP */
1063
1064
1065 MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
1066
1067 static struct pci_driver ath_pci_driver = {
1068 .name = "ath9k",
1069 .id_table = ath_pci_id_table,
1070 .probe = ath_pci_probe,
1071 .remove = ath_pci_remove,
1072 .driver.pm = ATH9K_PM_OPS,
1073 };
1074
ath_pci_init(void)1075 int ath_pci_init(void)
1076 {
1077 return pci_register_driver(&ath_pci_driver);
1078 }
1079
ath_pci_exit(void)1080 void ath_pci_exit(void)
1081 {
1082 pci_unregister_driver(&ath_pci_driver);
1083 }
1084