Version:  2.0.40 2.2.26 2.4.37 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2

Linux/drivers/net/wireless/ath/ath9k/pci.c

  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         { 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 */
759 static 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 
777 static 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 */
812 static 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 
869 static 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 
876 static 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 
975 err_init:
976         free_irq(sc->irq, sc);
977 err_irq:
978         ieee80211_free_hw(hw);
979         return ret;
980 }
981 
982 static 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 
996 static 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 
1020 static 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 
1044 static 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 
1055 MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
1056 
1057 static 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 
1065 int ath_pci_init(void)
1066 {
1067         return pci_register_driver(&ath_pci_driver);
1068 }
1069 
1070 void ath_pci_exit(void)
1071 {
1072         pci_unregister_driver(&ath_pci_driver);
1073 }
1074 

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