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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
24extern int ath9k_use_msi;
25
26static 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
31#ifdef CONFIG_ATH9K_PCOEM
32 /* Mini PCI AR9220 MB92 cards: Compex WLM200NX, Wistron DNMA-92 */
33 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
34 0x0029,
35 PCI_VENDOR_ID_ATHEROS,
36 0x2096),
37 .driver_data = ATH9K_PCI_LED_ACT_HI },
38#endif
39
40 { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
41
42#ifdef CONFIG_ATH9K_PCOEM
43 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
44 0x002A,
45 PCI_VENDOR_ID_AZWAVE,
46 0x1C71),
47 .driver_data = ATH9K_PCI_D3_L1_WAR },
48 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
49 0x002A,
50 PCI_VENDOR_ID_FOXCONN,
51 0xE01F),
52 .driver_data = ATH9K_PCI_D3_L1_WAR },
53 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
54 0x002A,
55 0x11AD, /* LITEON */
56 0x6632),
57 .driver_data = ATH9K_PCI_D3_L1_WAR },
58 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
59 0x002A,
60 0x11AD, /* LITEON */
61 0x6642),
62 .driver_data = ATH9K_PCI_D3_L1_WAR },
63 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
64 0x002A,
65 PCI_VENDOR_ID_QMI,
66 0x0306),
67 .driver_data = ATH9K_PCI_D3_L1_WAR },
68 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
69 0x002A,
70 0x185F, /* WNC */
71 0x309D),
72 .driver_data = ATH9K_PCI_D3_L1_WAR },
73 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
74 0x002A,
75 0x10CF, /* Fujitsu */
76 0x147C),
77 .driver_data = ATH9K_PCI_D3_L1_WAR },
78 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
79 0x002A,
80 0x10CF, /* Fujitsu */
81 0x147D),
82 .driver_data = ATH9K_PCI_D3_L1_WAR },
83 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
84 0x002A,
85 0x10CF, /* Fujitsu */
86 0x1536),
87 .driver_data = ATH9K_PCI_D3_L1_WAR },
88#endif
89
90 { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
91
92#ifdef CONFIG_ATH9K_PCOEM
93 /* AR9285 card for Asus */
94 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
95 0x002B,
96 PCI_VENDOR_ID_AZWAVE,
97 0x2C37),
98 .driver_data = ATH9K_PCI_BT_ANT_DIV },
99#endif
100
101 { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
102 { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
103 { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */
104 { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
105
106 /* Killer Wireless (3x3) */
107 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
108 0x0030,
109 0x1A56,
110 0x2000),
111 .driver_data = ATH9K_PCI_KILLER },
112 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
113 0x0030,
114 0x1A56,
115 0x2001),
116 .driver_data = ATH9K_PCI_KILLER },
117
118 { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */
119
120#ifdef CONFIG_ATH9K_PCOEM
121 /* PCI-E CUS198 */
122 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
123 0x0032,
124 PCI_VENDOR_ID_AZWAVE,
125 0x2086),
126 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
127 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
128 0x0032,
129 PCI_VENDOR_ID_AZWAVE,
130 0x1237),
131 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
132 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
133 0x0032,
134 PCI_VENDOR_ID_AZWAVE,
135 0x2126),
136 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
137 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
138 0x0032,
139 PCI_VENDOR_ID_AZWAVE,
140 0x126A),
141 .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
142
143 /* PCI-E CUS230 */
144 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
145 0x0032,
146 PCI_VENDOR_ID_AZWAVE,
147 0x2152),
148 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
149 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
150 0x0032,
151 PCI_VENDOR_ID_FOXCONN,
152 0xE075),
153 .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
154
155 /* WB225 */
156 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
157 0x0032,
158 PCI_VENDOR_ID_ATHEROS,
159 0x3119),
160 .driver_data = ATH9K_PCI_BT_ANT_DIV },
161 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
162 0x0032,
163 PCI_VENDOR_ID_ATHEROS,
164 0x3122),
165 .driver_data = ATH9K_PCI_BT_ANT_DIV },
166 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
167 0x0032,
168 0x185F, /* WNC */
169 0x3119),
170 .driver_data = ATH9K_PCI_BT_ANT_DIV },
171 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
172 0x0032,
173 0x185F, /* WNC */
174 0x3027),
175 .driver_data = ATH9K_PCI_BT_ANT_DIV },
176 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
177 0x0032,
178 PCI_VENDOR_ID_SAMSUNG,
179 0x4105),
180 .driver_data = ATH9K_PCI_BT_ANT_DIV },
181 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
182 0x0032,
183 PCI_VENDOR_ID_SAMSUNG,
184 0x4106),
185 .driver_data = ATH9K_PCI_BT_ANT_DIV },
186 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
187 0x0032,
188 PCI_VENDOR_ID_SAMSUNG,
189 0x410D),
190 .driver_data = ATH9K_PCI_BT_ANT_DIV },
191 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
192 0x0032,
193 PCI_VENDOR_ID_SAMSUNG,
194 0x410E),
195 .driver_data = ATH9K_PCI_BT_ANT_DIV },
196 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
197 0x0032,
198 PCI_VENDOR_ID_SAMSUNG,
199 0x410F),
200 .driver_data = ATH9K_PCI_BT_ANT_DIV },
201 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
202 0x0032,
203 PCI_VENDOR_ID_SAMSUNG,
204 0xC706),
205 .driver_data = ATH9K_PCI_BT_ANT_DIV },
206 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
207 0x0032,
208 PCI_VENDOR_ID_SAMSUNG,
209 0xC680),
210 .driver_data = ATH9K_PCI_BT_ANT_DIV },
211 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
212 0x0032,
213 PCI_VENDOR_ID_SAMSUNG,
214 0xC708),
215 .driver_data = ATH9K_PCI_BT_ANT_DIV },
216 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
217 0x0032,
218 PCI_VENDOR_ID_LENOVO,
219 0x3218),
220 .driver_data = ATH9K_PCI_BT_ANT_DIV },
221 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
222 0x0032,
223 PCI_VENDOR_ID_LENOVO,
224 0x3219),
225 .driver_data = ATH9K_PCI_BT_ANT_DIV },
226
227 /* AR9485 cards with PLL power-save disabled by default. */
228 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
229 0x0032,
230 PCI_VENDOR_ID_AZWAVE,
231 0x2C97),
232 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
233 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
234 0x0032,
235 PCI_VENDOR_ID_AZWAVE,
236 0x2100),
237 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
238 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
239 0x0032,
240 0x1C56, /* ASKEY */
241 0x4001),
242 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
243 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
244 0x0032,
245 0x11AD, /* LITEON */
246 0x6627),
247 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
248 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
249 0x0032,
250 0x11AD, /* LITEON */
251 0x6628),
252 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
253 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
254 0x0032,
255 PCI_VENDOR_ID_FOXCONN,
256 0xE04E),
257 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
258 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
259 0x0032,
260 PCI_VENDOR_ID_FOXCONN,
261 0xE04F),
262 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
263 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
264 0x0032,
265 0x144F, /* ASKEY */
266 0x7197),
267 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
268 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
269 0x0032,
270 0x1B9A, /* XAVI */
271 0x2000),
272 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
273 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
274 0x0032,
275 0x1B9A, /* XAVI */
276 0x2001),
277 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
278 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
279 0x0032,
280 PCI_VENDOR_ID_AZWAVE,
281 0x1186),
282 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
283 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
284 0x0032,
285 PCI_VENDOR_ID_AZWAVE,
286 0x1F86),
287 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
288 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
289 0x0032,
290 PCI_VENDOR_ID_AZWAVE,
291 0x1195),
292 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
293 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
294 0x0032,
295 PCI_VENDOR_ID_AZWAVE,
296 0x1F95),
297 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
298 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
299 0x0032,
300 0x1B9A, /* XAVI */
301 0x1C00),
302 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
303 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
304 0x0032,
305 0x1B9A, /* XAVI */
306 0x1C01),
307 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
308 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
309 0x0032,
310 PCI_VENDOR_ID_ASUSTEK,
311 0x850D),
312 .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
313#endif
314
315 { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */
316 { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */
317
318#ifdef CONFIG_ATH9K_PCOEM
319 /* PCI-E CUS217 */
320 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
321 0x0034,
322 PCI_VENDOR_ID_AZWAVE,
323 0x2116),
324 .driver_data = ATH9K_PCI_CUS217 },
325 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
326 0x0034,
327 0x11AD, /* LITEON */
328 0x6661),
329 .driver_data = ATH9K_PCI_CUS217 },
330
331 /* AR9462 with WoW support */
332 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
333 0x0034,
334 PCI_VENDOR_ID_ATHEROS,
335 0x3117),
336 .driver_data = ATH9K_PCI_WOW },
337 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
338 0x0034,
339 PCI_VENDOR_ID_LENOVO,
340 0x3214),
341 .driver_data = ATH9K_PCI_WOW },
342 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
343 0x0034,
344 PCI_VENDOR_ID_ATTANSIC,
345 0x0091),
346 .driver_data = ATH9K_PCI_WOW },
347 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
348 0x0034,
349 PCI_VENDOR_ID_AZWAVE,
350 0x2110),
351 .driver_data = ATH9K_PCI_WOW },
352 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
353 0x0034,
354 PCI_VENDOR_ID_ASUSTEK,
355 0x850E),
356 .driver_data = ATH9K_PCI_WOW },
357 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
358 0x0034,
359 0x11AD, /* LITEON */
360 0x6631),
361 .driver_data = ATH9K_PCI_WOW },
362 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
363 0x0034,
364 0x11AD, /* LITEON */
365 0x6641),
366 .driver_data = ATH9K_PCI_WOW },
367 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
368 0x0034,
369 PCI_VENDOR_ID_HP,
370 0x1864),
371 .driver_data = ATH9K_PCI_WOW },
372 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
373 0x0034,
374 0x14CD, /* USI */
375 0x0063),
376 .driver_data = ATH9K_PCI_WOW },
377 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
378 0x0034,
379 0x14CD, /* USI */
380 0x0064),
381 .driver_data = ATH9K_PCI_WOW },
382 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
383 0x0034,
384 0x10CF, /* Fujitsu */
385 0x1783),
386 .driver_data = ATH9K_PCI_WOW },
387 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
388 0x0034,
389 PCI_VENDOR_ID_DELL,
390 0x020B),
391 .driver_data = ATH9K_PCI_WOW },
392 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
393 0x0034,
394 PCI_VENDOR_ID_DELL,
395 0x0300),
396 .driver_data = ATH9K_PCI_WOW },
397
398 /* Killer Wireless (2x2) */
399 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
400 0x0030,
401 0x1A56,
402 0x2003),
403 .driver_data = ATH9K_PCI_KILLER },
404
405 { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */
406 { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */
407
408 /* CUS252 */
409 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
410 0x0036,
411 PCI_VENDOR_ID_ATHEROS,
412 0x3028),
413 .driver_data = ATH9K_PCI_CUS252 |
414 ATH9K_PCI_AR9565_2ANT |
415 ATH9K_PCI_BT_ANT_DIV },
416 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
417 0x0036,
418 PCI_VENDOR_ID_AZWAVE,
419 0x2176),
420 .driver_data = ATH9K_PCI_CUS252 |
421 ATH9K_PCI_AR9565_2ANT |
422 ATH9K_PCI_BT_ANT_DIV },
423
424 /* WB335 1-ANT */
425 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
426 0x0036,
427 PCI_VENDOR_ID_FOXCONN,
428 0xE068),
429 .driver_data = ATH9K_PCI_AR9565_1ANT },
430 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
431 0x0036,
432 0x185F, /* WNC */
433 0xA119),
434 .driver_data = ATH9K_PCI_AR9565_1ANT },
435 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
436 0x0036,
437 0x11AD, /* LITEON */
438 0x0632),
439 .driver_data = ATH9K_PCI_AR9565_1ANT },
440 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
441 0x0036,
442 0x11AD, /* LITEON */
443 0x06B2),
444 .driver_data = ATH9K_PCI_AR9565_1ANT },
445 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
446 0x0036,
447 0x11AD, /* LITEON */
448 0x0842),
449 .driver_data = ATH9K_PCI_AR9565_1ANT },
450 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
451 0x0036,
452 0x11AD, /* LITEON */
453 0x1842),
454 .driver_data = ATH9K_PCI_AR9565_1ANT },
455 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
456 0x0036,
457 0x11AD, /* LITEON */
458 0x6671),
459 .driver_data = ATH9K_PCI_AR9565_1ANT },
460 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
461 0x0036,
462 0x1B9A, /* XAVI */
463 0x2811),
464 .driver_data = ATH9K_PCI_AR9565_1ANT },
465 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
466 0x0036,
467 0x1B9A, /* XAVI */
468 0x2812),
469 .driver_data = ATH9K_PCI_AR9565_1ANT },
470 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
471 0x0036,
472 0x1B9A, /* XAVI */
473 0x28A1),
474 .driver_data = ATH9K_PCI_AR9565_1ANT },
475 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
476 0x0036,
477 0x1B9A, /* XAVI */
478 0x28A3),
479 .driver_data = ATH9K_PCI_AR9565_1ANT },
480 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
481 0x0036,
482 PCI_VENDOR_ID_AZWAVE,
483 0x218A),
484 .driver_data = ATH9K_PCI_AR9565_1ANT },
485 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
486 0x0036,
487 PCI_VENDOR_ID_AZWAVE,
488 0x2F8A),
489 .driver_data = ATH9K_PCI_AR9565_1ANT },
490
491 /* WB335 1-ANT / Antenna Diversity */
492 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
493 0x0036,
494 PCI_VENDOR_ID_ATHEROS,
495 0x3025),
496 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
497 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
498 0x0036,
499 PCI_VENDOR_ID_ATHEROS,
500 0x3026),
501 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
502 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
503 0x0036,
504 PCI_VENDOR_ID_ATHEROS,
505 0x302B),
506 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
507 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
508 0x0036,
509 PCI_VENDOR_ID_FOXCONN,
510 0xE069),
511 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
512 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
513 0x0036,
514 0x185F, /* WNC */
515 0x3028),
516 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
517 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
518 0x0036,
519 0x11AD, /* LITEON */
520 0x0622),
521 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
522 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
523 0x0036,
524 0x11AD, /* LITEON */
525 0x0672),
526 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
527 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
528 0x0036,
529 0x11AD, /* LITEON */
530 0x0662),
531 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
532 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
533 0x0036,
534 0x11AD, /* LITEON */
535 0x06A2),
536 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
537 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
538 0x0036,
539 0x11AD, /* LITEON */
540 0x0682),
541 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
542 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
543 0x0036,
544 PCI_VENDOR_ID_AZWAVE,
545 0x213A),
546 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
547 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
548 0x0036,
549 PCI_VENDOR_ID_AZWAVE,
550 0x213C),
551 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
552 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
553 0x0036,
554 PCI_VENDOR_ID_HP,
555 0x18E3),
556 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
557 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
558 0x0036,
559 PCI_VENDOR_ID_HP,
560 0x217F),
561 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
562 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
563 0x0036,
564 PCI_VENDOR_ID_HP,
565 0x2005),
566 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
567 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
568 0x0036,
569 PCI_VENDOR_ID_DELL,
570 0x020C),
571 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
572
573 /* WB335 2-ANT / Antenna-Diversity */
574 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
575 0x0036,
576 PCI_VENDOR_ID_SAMSUNG,
577 0x411A),
578 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
579 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
580 0x0036,
581 PCI_VENDOR_ID_SAMSUNG,
582 0x411B),
583 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
584 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
585 0x0036,
586 PCI_VENDOR_ID_SAMSUNG,
587 0x411C),
588 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
589 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
590 0x0036,
591 PCI_VENDOR_ID_SAMSUNG,
592 0x411D),
593 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
594 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
595 0x0036,
596 PCI_VENDOR_ID_SAMSUNG,
597 0x411E),
598 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
599 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
600 0x0036,
601 PCI_VENDOR_ID_SAMSUNG,
602 0x4129),
603 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
604 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
605 0x0036,
606 PCI_VENDOR_ID_SAMSUNG,
607 0x412A),
608 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
609 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
610 0x0036,
611 PCI_VENDOR_ID_ATHEROS,
612 0x3027),
613 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
614 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
615 0x0036,
616 PCI_VENDOR_ID_ATHEROS,
617 0x302C),
618 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
619 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
620 0x0036,
621 0x11AD, /* LITEON */
622 0x0642),
623 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
624 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
625 0x0036,
626 0x11AD, /* LITEON */
627 0x0652),
628 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
629 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
630 0x0036,
631 0x11AD, /* LITEON */
632 0x0612),
633 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
634 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
635 0x0036,
636 0x11AD, /* LITEON */
637 0x0832),
638 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
639 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
640 0x0036,
641 0x11AD, /* LITEON */
642 0x1832),
643 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
644 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
645 0x0036,
646 0x11AD, /* LITEON */
647 0x0692),
648 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
649 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
650 0x0036,
651 0x11AD, /* LITEON */
652 0x0803),
653 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
654 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
655 0x0036,
656 0x11AD, /* LITEON */
657 0x0813),
658 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
659 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
660 0x0036,
661 PCI_VENDOR_ID_AZWAVE,
662 0x2130),
663 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
664 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
665 0x0036,
666 PCI_VENDOR_ID_AZWAVE,
667 0x213B),
668 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
669 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
670 0x0036,
671 PCI_VENDOR_ID_AZWAVE,
672 0x2182),
673 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
674 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
675 0x0036,
676 PCI_VENDOR_ID_AZWAVE,
677 0x218B),
678 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
679 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
680 0x0036,
681 PCI_VENDOR_ID_AZWAVE,
682 0x218C),
683 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
684 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
685 0x0036,
686 PCI_VENDOR_ID_AZWAVE,
687 0x2F82),
688 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
689 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
690 0x0036,
691 0x144F, /* ASKEY */
692 0x7202),
693 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
694 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
695 0x0036,
696 0x1B9A, /* XAVI */
697 0x2810),
698 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
699 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
700 0x0036,
701 0x1B9A, /* XAVI */
702 0x2813),
703 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
704 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
705 0x0036,
706 0x1B9A, /* XAVI */
707 0x28A2),
708 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
709 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
710 0x0036,
711 0x1B9A, /* XAVI */
712 0x28A4),
713 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
714 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
715 0x0036,
716 0x185F, /* WNC */
717 0x3027),
718 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
719 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
720 0x0036,
721 0x185F, /* WNC */
722 0xA120),
723 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
724 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
725 0x0036,
726 PCI_VENDOR_ID_FOXCONN,
727 0xE07F),
728 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
729 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
730 0x0036,
731 PCI_VENDOR_ID_FOXCONN,
732 0xE08F),
733 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
734 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
735 0x0036,
736 PCI_VENDOR_ID_FOXCONN,
737 0xE081),
738 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
739 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
740 0x0036,
741 PCI_VENDOR_ID_FOXCONN,
742 0xE091),
743 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
744 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
745 0x0036,
746 PCI_VENDOR_ID_FOXCONN,
747 0xE099),
748 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
749 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
750 0x0036,
751 PCI_VENDOR_ID_LENOVO,
752 0x3026),
753 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
754 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
755 0x0036,
756 PCI_VENDOR_ID_LENOVO,
757 0x4026),
758 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
759 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
760 0x0036,
761 PCI_VENDOR_ID_ASUSTEK,
762 0x85F2),
763 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
764 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
765 0x0036,
766 PCI_VENDOR_ID_DELL,
767 0x020E),
768 .driver_data = ATH9K_PCI_AR9565_2ANT |
769 ATH9K_PCI_BT_ANT_DIV |
770 ATH9K_PCI_LED_ACT_HI},
771
772 /* PCI-E AR9565 (WB335) */
773 { PCI_VDEVICE(ATHEROS, 0x0036),
774 .driver_data = ATH9K_PCI_BT_ANT_DIV },
775#endif
776
777 { 0 }
778};
779
780
781/* return bus cachesize in 4B word units */
782static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
783{
784 struct ath_softc *sc = common->priv;
785 u8 u8tmp;
786
787 pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, &u8tmp);
788 *csz = (int)u8tmp;
789
790 /*
791 * This check was put in to avoid "unpleasant" consequences if
792 * the bootrom has not fully initialized all PCI devices.
793 * Sometimes the cache line size register is not set
794 */
795
796 if (*csz == 0)
797 *csz = DEFAULT_CACHELINE >> 2; /* Use the default size */
798}
799
800static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
801{
802 struct ath_hw *ah = common->ah;
803
804 common->ops->read(ah, AR5416_EEPROM_OFFSET + (off << AR5416_EEPROM_S));
805
806 if (!ath9k_hw_wait(ah,
807 AR_EEPROM_STATUS_DATA(ah),
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(ah)),
815 AR_EEPROM_STATUS_DATA_VAL);
816
817 return true;
818}
819
820/* Need to be called after we discover btcoex capabilities */
821static void ath_pci_aspm_init(struct ath_common *common)
822{
823 struct ath_softc *sc = common->priv;
824 struct ath_hw *ah = sc->sc_ah;
825 struct pci_dev *pdev = to_pci_dev(sc->dev);
826 struct pci_dev *parent;
827 u16 aspm;
828 int ret;
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 ret = pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
871 if (!ret && (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
879static 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
886static 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 int msi_enabled = 0;
895
896 if (pcim_enable_device(pdev))
897 return -EIO;
898
899 ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
900 if (ret) {
901 pr_err("32-bit DMA not available\n");
902 return ret;
903 }
904
905 /*
906 * Cache line size is used to size and align various
907 * structures used to communicate with the hardware.
908 */
909 pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz);
910 if (csz == 0) {
911 /*
912 * Linux 2.4.18 (at least) writes the cache line size
913 * register as a 16-bit wide register which is wrong.
914 * We must have this setup properly for rx buffer
915 * DMA to work so force a reasonable value here if it
916 * comes up zero.
917 */
918 csz = L1_CACHE_BYTES / sizeof(u32);
919 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz);
920 }
921 /*
922 * The default setting of latency timer yields poor results,
923 * set it to the value used by other systems. It may be worth
924 * tweaking this setting more.
925 */
926 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8);
927
928 pci_set_master(pdev);
929
930 /*
931 * Disable the RETRY_TIMEOUT register (0x41) to keep
932 * PCI Tx retries from interfering with C3 CPU state.
933 */
934 pci_read_config_dword(pdev, 0x40, &val);
935 if ((val & 0x0000ff00) != 0)
936 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
937
938 ret = pcim_iomap_regions(pdev, BIT(0), "ath9k");
939 if (ret) {
940 dev_err(&pdev->dev, "PCI memory region reserve error\n");
941 return -ENODEV;
942 }
943
944 ath9k_fill_chanctx_ops();
945 hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
946 if (!hw) {
947 dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
948 return -ENOMEM;
949 }
950
951 SET_IEEE80211_DEV(hw, &pdev->dev);
952 pci_set_drvdata(pdev, hw);
953
954 sc = hw->priv;
955 sc->hw = hw;
956 sc->dev = &pdev->dev;
957 sc->mem = pcim_iomap_table(pdev)[0];
958 sc->driver_data = id->driver_data;
959
960 if (ath9k_use_msi) {
961 if (pci_enable_msi(pdev) == 0) {
962 msi_enabled = 1;
963 dev_err(&pdev->dev, "Using MSI\n");
964 } else {
965 dev_err(&pdev->dev, "Using INTx\n");
966 }
967 }
968
969 if (!msi_enabled)
970 ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
971 else
972 ret = request_irq(pdev->irq, ath_isr, 0, "ath9k", sc);
973
974 if (ret) {
975 dev_err(&pdev->dev, "request_irq failed\n");
976 goto err_irq;
977 }
978
979 sc->irq = pdev->irq;
980
981 ret = ath9k_init_device(id->device, sc, &ath_pci_bus_ops);
982 if (ret) {
983 dev_err(&pdev->dev, "Failed to initialize device\n");
984 goto err_init;
985 }
986
987 sc->sc_ah->msi_enabled = msi_enabled;
988 sc->sc_ah->msi_reg = 0;
989
990 ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
991 wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n",
992 hw_name, sc->mem, pdev->irq);
993
994 return 0;
995
996err_init:
997 free_irq(sc->irq, sc);
998err_irq:
999 ieee80211_free_hw(hw);
1000 return ret;
1001}
1002
1003static void ath_pci_remove(struct pci_dev *pdev)
1004{
1005 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1006 struct ath_softc *sc = hw->priv;
1007
1008 if (!is_ath9k_unloaded)
1009 sc->sc_ah->ah_flags |= AH_UNPLUGGED;
1010 ath9k_deinit_device(sc);
1011 free_irq(sc->irq, sc);
1012 ieee80211_free_hw(sc->hw);
1013}
1014
1015#ifdef CONFIG_PM_SLEEP
1016
1017static int ath_pci_suspend(struct device *device)
1018{
1019 struct ieee80211_hw *hw = dev_get_drvdata(device);
1020 struct ath_softc *sc = hw->priv;
1021 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1022
1023 if (test_bit(ATH_OP_WOW_ENABLED, &common->op_flags)) {
1024 dev_info(device, "WOW is enabled, bypassing PCI suspend\n");
1025 return 0;
1026 }
1027
1028 /* The device has to be moved to FULLSLEEP forcibly.
1029 * Otherwise the chip never moved to full sleep,
1030 * when no interface is up.
1031 */
1032 ath9k_stop_btcoex(sc);
1033 ath9k_hw_disable(sc->sc_ah);
1034 del_timer_sync(&sc->sleep_timer);
1035 ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
1036
1037 return 0;
1038}
1039
1040static int ath_pci_resume(struct device *device)
1041{
1042 struct pci_dev *pdev = to_pci_dev(device);
1043 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1044 struct ath_softc *sc = hw->priv;
1045 struct ath_hw *ah = sc->sc_ah;
1046 struct ath_common *common = ath9k_hw_common(ah);
1047 u32 val;
1048
1049 /*
1050 * Suspend/Resume resets the PCI configuration space, so we have to
1051 * re-disable the RETRY_TIMEOUT register (0x41) to keep
1052 * PCI Tx retries from interfering with C3 CPU state
1053 */
1054 pci_read_config_dword(pdev, 0x40, &val);
1055 if ((val & 0x0000ff00) != 0)
1056 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
1057
1058 ath_pci_aspm_init(common);
1059 ah->reset_power_on = false;
1060
1061 return 0;
1062}
1063
1064static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);
1065
1066#define ATH9K_PM_OPS (&ath9k_pm_ops)
1067
1068#else /* !CONFIG_PM_SLEEP */
1069
1070#define ATH9K_PM_OPS NULL
1071
1072#endif /* !CONFIG_PM_SLEEP */
1073
1074
1075MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
1076
1077static struct pci_driver ath_pci_driver = {
1078 .name = "ath9k",
1079 .id_table = ath_pci_id_table,
1080 .probe = ath_pci_probe,
1081 .remove = ath_pci_remove,
1082 .driver.pm = ATH9K_PM_OPS,
1083};
1084
1085int ath_pci_init(void)
1086{
1087 return pci_register_driver(&ath_pci_driver);
1088}
1089
1090void ath_pci_exit(void)
1091{
1092 pci_unregister_driver(&ath_pci_driver);
1093}
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
26static 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 */
32
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 },
79
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
87
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 */
92
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 },
104
105 { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */
106
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 },
129
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 },
141
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 },
213
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
301
302 { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */
303 { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */
304
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 },
317
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 },
374
375 /* Killer Wireless (2x2) */
376 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
377 0x0030,
378 0x1A56,
379 0x2003),
380 .driver_data = ATH9K_PCI_KILLER },
381
382 { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */
383 { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */
384
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 },
400
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 0x1842),
431 .driver_data = ATH9K_PCI_AR9565_1ANT },
432 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
433 0x0036,
434 0x11AD, /* LITEON */
435 0x6671),
436 .driver_data = ATH9K_PCI_AR9565_1ANT },
437 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
438 0x0036,
439 0x1B9A, /* XAVI */
440 0x2811),
441 .driver_data = ATH9K_PCI_AR9565_1ANT },
442 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
443 0x0036,
444 0x1B9A, /* XAVI */
445 0x2812),
446 .driver_data = ATH9K_PCI_AR9565_1ANT },
447 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
448 0x0036,
449 0x1B9A, /* XAVI */
450 0x28A1),
451 .driver_data = ATH9K_PCI_AR9565_1ANT },
452 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
453 0x0036,
454 0x1B9A, /* XAVI */
455 0x28A3),
456 .driver_data = ATH9K_PCI_AR9565_1ANT },
457 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
458 0x0036,
459 PCI_VENDOR_ID_AZWAVE,
460 0x218A),
461 .driver_data = ATH9K_PCI_AR9565_1ANT },
462 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
463 0x0036,
464 PCI_VENDOR_ID_AZWAVE,
465 0x2F8A),
466 .driver_data = ATH9K_PCI_AR9565_1ANT },
467
468 /* WB335 1-ANT / Antenna Diversity */
469 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
470 0x0036,
471 PCI_VENDOR_ID_ATHEROS,
472 0x3025),
473 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
474 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
475 0x0036,
476 PCI_VENDOR_ID_ATHEROS,
477 0x3026),
478 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
479 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
480 0x0036,
481 PCI_VENDOR_ID_ATHEROS,
482 0x302B),
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_FOXCONN,
487 0xE069),
488 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
489 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
490 0x0036,
491 0x185F, /* WNC */
492 0x3028),
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 0x0622),
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 0x0672),
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 0x0662),
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 0x06A2),
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 0x0682),
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_AZWAVE,
522 0x213A),
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_AZWAVE,
527 0x213C),
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_HP,
532 0x18E3),
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_HP,
537 0x217F),
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 0x2005),
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_DELL,
547 0x020C),
548 .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
549
550 /* WB335 2-ANT / Antenna-Diversity */
551 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
552 0x0036,
553 PCI_VENDOR_ID_SAMSUNG,
554 0x411A),
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_SAMSUNG,
559 0x411B),
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_SAMSUNG,
564 0x411C),
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 0x411D),
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 0x411E),
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 0x4129),
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 0x412A),
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_ATHEROS,
589 0x3027),
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_ATHEROS,
594 0x302C),
595 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
596 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
597 0x0036,
598 0x11AD, /* LITEON */
599 0x0642),
600 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
601 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
602 0x0036,
603 0x11AD, /* LITEON */
604 0x0652),
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 0x0612),
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 0x0832),
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 0x1832),
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 0x0692),
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 0x0803),
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 0x0813),
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_AZWAVE,
639 0x2130),
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_AZWAVE,
644 0x213B),
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 0x2182),
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 0x218B),
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 0x218C),
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 0x2F82),
665 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
666 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
667 0x0036,
668 0x144F, /* ASKEY */
669 0x7202),
670 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
671 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
672 0x0036,
673 0x1B9A, /* XAVI */
674 0x2810),
675 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
676 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
677 0x0036,
678 0x1B9A, /* XAVI */
679 0x2813),
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 0x28A2),
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 0x28A4),
690 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
691 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
692 0x0036,
693 0x185F, /* WNC */
694 0x3027),
695 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
696 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
697 0x0036,
698 0x185F, /* WNC */
699 0xA120),
700 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
701 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
702 0x0036,
703 PCI_VENDOR_ID_FOXCONN,
704 0xE07F),
705 .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
706 { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
707 0x0036,
708 PCI_VENDOR_ID_FOXCONN,
709 0xE08F),
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 0xE081),
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 0xE091),
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 0xE099),
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_LENOVO,
729 0x3026),
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_LENOVO,
734 0x4026),
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_ASUSTEK,
739 0x85F2),
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_DELL,
744 0x020E),
745 .driver_data = ATH9K_PCI_AR9565_2ANT |
746 ATH9K_PCI_BT_ANT_DIV |
747 ATH9K_PCI_LED_ACT_HI},
748
749 /* PCI-E AR9565 (WB335) */
750 { PCI_VDEVICE(ATHEROS, 0x0036),
751 .driver_data = ATH9K_PCI_BT_ANT_DIV },
752#endif
753
754 { 0 }
755};
756
757
758/* return bus cachesize in 4B word units */
759static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
760{
761 struct ath_softc *sc = (struct ath_softc *) common->priv;
762 u8 u8tmp;
763
764 pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, &u8tmp);
765 *csz = (int)u8tmp;
766
767 /*
768 * This check was put in to avoid "unpleasant" consequences if
769 * the bootrom has not fully initialized all PCI devices.
770 * Sometimes the cache line size register is not set
771 */
772
773 if (*csz == 0)
774 *csz = DEFAULT_CACHELINE >> 2; /* Use the default size */
775}
776
777static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
778{
779 struct ath_softc *sc = (struct ath_softc *) common->priv;
780 struct ath9k_platform_data *pdata = sc->dev->platform_data;
781
782 if (pdata && !pdata->use_eeprom) {
783 if (off >= (ARRAY_SIZE(pdata->eeprom_data))) {
784 ath_err(common,
785 "%s: eeprom read failed, offset %08x is out of range\n",
786 __func__, off);
787 }
788
789 *data = pdata->eeprom_data[off];
790 } else {
791 struct ath_hw *ah = (struct ath_hw *) common->ah;
792
793 common->ops->read(ah, AR5416_EEPROM_OFFSET +
794 (off << AR5416_EEPROM_S));
795
796 if (!ath9k_hw_wait(ah,
797 AR_EEPROM_STATUS_DATA,
798 AR_EEPROM_STATUS_DATA_BUSY |
799 AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0,
800 AH_WAIT_TIMEOUT)) {
801 return false;
802 }
803
804 *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA),
805 AR_EEPROM_STATUS_DATA_VAL);
806 }
807
808 return true;
809}
810
811/* Need to be called after we discover btcoex capabilities */
812static void ath_pci_aspm_init(struct ath_common *common)
813{
814 struct ath_softc *sc = (struct ath_softc *) common->priv;
815 struct ath_hw *ah = sc->sc_ah;
816 struct pci_dev *pdev = to_pci_dev(sc->dev);
817 struct pci_dev *parent;
818 u16 aspm;
819
820 if (!ah->is_pciexpress)
821 return;
822
823 parent = pdev->bus->self;
824 if (!parent)
825 return;
826
827 if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
828 (AR_SREV_9285(ah))) {
829 /* Bluetooth coexistence requires disabling ASPM. */
830 pcie_capability_clear_word(pdev, PCI_EXP_LNKCTL,
831 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
832
833 /*
834 * Both upstream and downstream PCIe components should
835 * have the same ASPM settings.
836 */
837 pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
838 PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
839
840 ath_info(common, "Disabling ASPM since BTCOEX is enabled\n");
841 return;
842 }
843
844 /*
845 * 0x70c - Ack Frequency Register.
846 *
847 * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY.
848 *
849 * 000 : 1 us
850 * 001 : 2 us
851 * 010 : 4 us
852 * 011 : 8 us
853 * 100 : 16 us
854 * 101 : 32 us
855 * 110/111 : 64 us
856 */
857 if (AR_SREV_9462(ah))
858 pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix);
859
860 pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
861 if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) {
862 ah->aspm_enabled = true;
863 /* Initialize PCIe PM and SERDES registers. */
864 ath9k_hw_configpcipowersave(ah, false);
865 ath_info(common, "ASPM enabled: 0x%x\n", aspm);
866 }
867}
868
869static const struct ath_bus_ops ath_pci_bus_ops = {
870 .ath_bus_type = ATH_PCI,
871 .read_cachesize = ath_pci_read_cachesize,
872 .eeprom_read = ath_pci_eeprom_read,
873 .aspm_init = ath_pci_aspm_init,
874};
875
876static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
877{
878 struct ath_softc *sc;
879 struct ieee80211_hw *hw;
880 u8 csz;
881 u32 val;
882 int ret = 0;
883 char hw_name[64];
884
885 if (pcim_enable_device(pdev))
886 return -EIO;
887
888 ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
889 if (ret) {
890 pr_err("32-bit DMA not available\n");
891 return ret;
892 }
893
894 ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
895 if (ret) {
896 pr_err("32-bit DMA consistent DMA enable failed\n");
897 return ret;
898 }
899
900 /*
901 * Cache line size is used to size and align various
902 * structures used to communicate with the hardware.
903 */
904 pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz);
905 if (csz == 0) {
906 /*
907 * Linux 2.4.18 (at least) writes the cache line size
908 * register as a 16-bit wide register which is wrong.
909 * We must have this setup properly for rx buffer
910 * DMA to work so force a reasonable value here if it
911 * comes up zero.
912 */
913 csz = L1_CACHE_BYTES / sizeof(u32);
914 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz);
915 }
916 /*
917 * The default setting of latency timer yields poor results,
918 * set it to the value used by other systems. It may be worth
919 * tweaking this setting more.
920 */
921 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8);
922
923 pci_set_master(pdev);
924
925 /*
926 * Disable the RETRY_TIMEOUT register (0x41) to keep
927 * PCI Tx retries from interfering with C3 CPU state.
928 */
929 pci_read_config_dword(pdev, 0x40, &val);
930 if ((val & 0x0000ff00) != 0)
931 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
932
933 ret = pcim_iomap_regions(pdev, BIT(0), "ath9k");
934 if (ret) {
935 dev_err(&pdev->dev, "PCI memory region reserve error\n");
936 return -ENODEV;
937 }
938
939 ath9k_fill_chanctx_ops();
940 hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
941 if (!hw) {
942 dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
943 return -ENOMEM;
944 }
945
946 SET_IEEE80211_DEV(hw, &pdev->dev);
947 pci_set_drvdata(pdev, hw);
948
949 sc = hw->priv;
950 sc->hw = hw;
951 sc->dev = &pdev->dev;
952 sc->mem = pcim_iomap_table(pdev)[0];
953 sc->driver_data = id->driver_data;
954
955 ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
956 if (ret) {
957 dev_err(&pdev->dev, "request_irq failed\n");
958 goto err_irq;
959 }
960
961 sc->irq = pdev->irq;
962
963 ret = ath9k_init_device(id->device, sc, &ath_pci_bus_ops);
964 if (ret) {
965 dev_err(&pdev->dev, "Failed to initialize device\n");
966 goto err_init;
967 }
968
969 ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
970 wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
971 hw_name, (unsigned long)sc->mem, pdev->irq);
972
973 return 0;
974
975err_init:
976 free_irq(sc->irq, sc);
977err_irq:
978 ieee80211_free_hw(hw);
979 return ret;
980}
981
982static void ath_pci_remove(struct pci_dev *pdev)
983{
984 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
985 struct ath_softc *sc = hw->priv;
986
987 if (!is_ath9k_unloaded)
988 sc->sc_ah->ah_flags |= AH_UNPLUGGED;
989 ath9k_deinit_device(sc);
990 free_irq(sc->irq, sc);
991 ieee80211_free_hw(sc->hw);
992}
993
994#ifdef CONFIG_PM_SLEEP
995
996static int ath_pci_suspend(struct device *device)
997{
998 struct pci_dev *pdev = to_pci_dev(device);
999 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1000 struct ath_softc *sc = hw->priv;
1001 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1002
1003 if (test_bit(ATH_OP_WOW_ENABLED, &common->op_flags)) {
1004 dev_info(&pdev->dev, "WOW is enabled, bypassing PCI suspend\n");
1005 return 0;
1006 }
1007
1008 /* The device has to be moved to FULLSLEEP forcibly.
1009 * Otherwise the chip never moved to full sleep,
1010 * when no interface is up.
1011 */
1012 ath9k_stop_btcoex(sc);
1013 ath9k_hw_disable(sc->sc_ah);
1014 del_timer_sync(&sc->sleep_timer);
1015 ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
1016
1017 return 0;
1018}
1019
1020static int ath_pci_resume(struct device *device)
1021{
1022 struct pci_dev *pdev = to_pci_dev(device);
1023 struct ieee80211_hw *hw = pci_get_drvdata(pdev);
1024 struct ath_softc *sc = hw->priv;
1025 struct ath_hw *ah = sc->sc_ah;
1026 struct ath_common *common = ath9k_hw_common(ah);
1027 u32 val;
1028
1029 /*
1030 * Suspend/Resume resets the PCI configuration space, so we have to
1031 * re-disable the RETRY_TIMEOUT register (0x41) to keep
1032 * PCI Tx retries from interfering with C3 CPU state
1033 */
1034 pci_read_config_dword(pdev, 0x40, &val);
1035 if ((val & 0x0000ff00) != 0)
1036 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
1037
1038 ath_pci_aspm_init(common);
1039 ah->reset_power_on = false;
1040
1041 return 0;
1042}
1043
1044static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);
1045
1046#define ATH9K_PM_OPS (&ath9k_pm_ops)
1047
1048#else /* !CONFIG_PM_SLEEP */
1049
1050#define ATH9K_PM_OPS NULL
1051
1052#endif /* !CONFIG_PM_SLEEP */
1053
1054
1055MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
1056
1057static struct pci_driver ath_pci_driver = {
1058 .name = "ath9k",
1059 .id_table = ath_pci_id_table,
1060 .probe = ath_pci_probe,
1061 .remove = ath_pci_remove,
1062 .driver.pm = ATH9K_PM_OPS,
1063};
1064
1065int ath_pci_init(void)
1066{
1067 return pci_register_driver(&ath_pci_driver);
1068}
1069
1070void ath_pci_exit(void)
1071{
1072 pci_unregister_driver(&ath_pci_driver);
1073}