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 DEFINE_PCI_DEVICE_TABLE(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         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  34                          0x002A,
  35                          PCI_VENDOR_ID_AZWAVE,
  36                          0x1C71),
  37           .driver_data = ATH9K_PCI_D3_L1_WAR },
  38         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  39                          0x002A,
  40                          PCI_VENDOR_ID_FOXCONN,
  41                          0xE01F),
  42           .driver_data = ATH9K_PCI_D3_L1_WAR },
  43         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  44                          0x002A,
  45                          0x11AD, /* LITEON */
  46                          0x6632),
  47           .driver_data = ATH9K_PCI_D3_L1_WAR },
  48         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  49                          0x002A,
  50                          0x11AD, /* LITEON */
  51                          0x6642),
  52           .driver_data = ATH9K_PCI_D3_L1_WAR },
  53         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  54                          0x002A,
  55                          PCI_VENDOR_ID_QMI,
  56                          0x0306),
  57           .driver_data = ATH9K_PCI_D3_L1_WAR },
  58         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  59                          0x002A,
  60                          0x185F, /* WNC */
  61                          0x309D),
  62           .driver_data = ATH9K_PCI_D3_L1_WAR },
  63         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  64                          0x002A,
  65                          0x10CF, /* Fujitsu */
  66                          0x147C),
  67           .driver_data = ATH9K_PCI_D3_L1_WAR },
  68         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  69                          0x002A,
  70                          0x10CF, /* Fujitsu */
  71                          0x147D),
  72           .driver_data = ATH9K_PCI_D3_L1_WAR },
  73         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  74                          0x002A,
  75                          0x10CF, /* Fujitsu */
  76                          0x1536),
  77           .driver_data = ATH9K_PCI_D3_L1_WAR },
  78
  79         /* AR9285 card for Asus */
  80         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  81                          0x002B,
  82                          PCI_VENDOR_ID_AZWAVE,
  83                          0x2C37),
  84           .driver_data = ATH9K_PCI_BT_ANT_DIV },
  85
  86         { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
  87         { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
  88         { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI   */
  89         { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */
  90         { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E  AR9300 */
  91
  92         /* PCI-E CUS198 */
  93         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  94                          0x0032,
  95                          PCI_VENDOR_ID_AZWAVE,
  96                          0x2086),
  97           .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
  98         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
  99                          0x0032,
 100                          PCI_VENDOR_ID_AZWAVE,
 101                          0x1237),
 102           .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
 103         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 104                          0x0032,
 105                          PCI_VENDOR_ID_AZWAVE,
 106                          0x2126),
 107           .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
 108         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 109                          0x0032,
 110                          PCI_VENDOR_ID_AZWAVE,
 111                          0x126A),
 112           .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
 113
 114         /* PCI-E CUS230 */
 115         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 116                          0x0032,
 117                          PCI_VENDOR_ID_AZWAVE,
 118                          0x2152),
 119           .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
 120         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 121                          0x0032,
 122                          PCI_VENDOR_ID_FOXCONN,
 123                          0xE075),
 124           .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
 125
 126         /* WB225 */
 127         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 128                          0x0032,
 129                          PCI_VENDOR_ID_ATHEROS,
 130                          0x3119),
 131           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 132         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 133                          0x0032,
 134                          PCI_VENDOR_ID_ATHEROS,
 135                          0x3122),
 136           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 137         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 138                          0x0032,
 139                          0x185F, /* WNC */
 140                          0x3119),
 141           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 142         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 143                          0x0032,
 144                          0x185F, /* WNC */
 145                          0x3027),
 146           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 147         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 148                          0x0032,
 149                          PCI_VENDOR_ID_SAMSUNG,
 150                          0x4105),
 151           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 152         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 153                          0x0032,
 154                          PCI_VENDOR_ID_SAMSUNG,
 155                          0x4106),
 156           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 157         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 158                          0x0032,
 159                          PCI_VENDOR_ID_SAMSUNG,
 160                          0x410D),
 161           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 162         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 163                          0x0032,
 164                          PCI_VENDOR_ID_SAMSUNG,
 165                          0x410E),
 166           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 167         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 168                          0x0032,
 169                          PCI_VENDOR_ID_SAMSUNG,
 170                          0x410F),
 171           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 172         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 173                          0x0032,
 174                          PCI_VENDOR_ID_SAMSUNG,
 175                          0xC706),
 176           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 177         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 178                          0x0032,
 179                          PCI_VENDOR_ID_SAMSUNG,
 180                          0xC680),
 181           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 182         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 183                          0x0032,
 184                          PCI_VENDOR_ID_SAMSUNG,
 185                          0xC708),
 186           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 187         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 188                          0x0032,
 189                          PCI_VENDOR_ID_LENOVO,
 190                          0x3218),
 191           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 192         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 193                          0x0032,
 194                          PCI_VENDOR_ID_LENOVO,
 195                          0x3219),
 196           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 197
 198         /* AR9485 cards with PLL power-save disabled by default. */
 199         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 200                          0x0032,
 201                          PCI_VENDOR_ID_AZWAVE,
 202                          0x2C97),
 203           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 204         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 205                          0x0032,
 206                          PCI_VENDOR_ID_AZWAVE,
 207                          0x2100),
 208           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 209         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 210                          0x0032,
 211                          0x1C56, /* ASKEY */
 212                          0x4001),
 213           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 214         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 215                          0x0032,
 216                          0x11AD, /* LITEON */
 217                          0x6627),
 218           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 219         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 220                          0x0032,
 221                          0x11AD, /* LITEON */
 222                          0x6628),
 223           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 224         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 225                          0x0032,
 226                          PCI_VENDOR_ID_FOXCONN,
 227                          0xE04E),
 228           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 229         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 230                          0x0032,
 231                          PCI_VENDOR_ID_FOXCONN,
 232                          0xE04F),
 233           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 234         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 235                          0x0032,
 236                          0x144F, /* ASKEY */
 237                          0x7197),
 238           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 239         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 240                          0x0032,
 241                          0x1B9A, /* XAVI */
 242                          0x2000),
 243           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 244         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 245                          0x0032,
 246                          0x1B9A, /* XAVI */
 247                          0x2001),
 248           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 249         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 250                          0x0032,
 251                          PCI_VENDOR_ID_AZWAVE,
 252                          0x1186),
 253           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 254         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 255                          0x0032,
 256                          PCI_VENDOR_ID_AZWAVE,
 257                          0x1F86),
 258           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 259         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 260                          0x0032,
 261                          PCI_VENDOR_ID_AZWAVE,
 262                          0x1195),
 263           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 264         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 265                          0x0032,
 266                          PCI_VENDOR_ID_AZWAVE,
 267                          0x1F95),
 268           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 269         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 270                          0x0032,
 271                          0x1B9A, /* XAVI */
 272                          0x1C00),
 273           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 274         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 275                          0x0032,
 276                          0x1B9A, /* XAVI */
 277                          0x1C01),
 278           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 279         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 280                          0x0032,
 281                          PCI_VENDOR_ID_ASUSTEK,
 282                          0x850D),
 283           .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
 284
 285         { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E  AR9485 */
 286         { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E  AR9580 */
 287
 288         /* PCI-E CUS217 */
 289         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 290                          0x0034,
 291                          PCI_VENDOR_ID_AZWAVE,
 292                          0x2116),
 293           .driver_data = ATH9K_PCI_CUS217 },
 294         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 295                          0x0034,
 296                          0x11AD, /* LITEON */
 297                          0x6661),
 298           .driver_data = ATH9K_PCI_CUS217 },
 299
 300         /* AR9462 with WoW support */
 301         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 302                          0x0034,
 303                          PCI_VENDOR_ID_ATHEROS,
 304                          0x3117),
 305           .driver_data = ATH9K_PCI_WOW },
 306         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 307                          0x0034,
 308                          PCI_VENDOR_ID_LENOVO,
 309                          0x3214),
 310           .driver_data = ATH9K_PCI_WOW },
 311         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 312                          0x0034,
 313                          PCI_VENDOR_ID_ATTANSIC,
 314                          0x0091),
 315           .driver_data = ATH9K_PCI_WOW },
 316         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 317                          0x0034,
 318                          PCI_VENDOR_ID_AZWAVE,
 319                          0x2110),
 320           .driver_data = ATH9K_PCI_WOW },
 321         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 322                          0x0034,
 323                          PCI_VENDOR_ID_ASUSTEK,
 324                          0x850E),
 325           .driver_data = ATH9K_PCI_WOW },
 326         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 327                          0x0034,
 328                          0x11AD, /* LITEON */
 329                          0x6631),
 330           .driver_data = ATH9K_PCI_WOW },
 331         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 332                          0x0034,
 333                          0x11AD, /* LITEON */
 334                          0x6641),
 335           .driver_data = ATH9K_PCI_WOW },
 336         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 337                          0x0034,
 338                          PCI_VENDOR_ID_HP,
 339                          0x1864),
 340           .driver_data = ATH9K_PCI_WOW },
 341         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 342                          0x0034,
 343                          0x14CD, /* USI */
 344                          0x0063),
 345           .driver_data = ATH9K_PCI_WOW },
 346         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 347                          0x0034,
 348                          0x14CD, /* USI */
 349                          0x0064),
 350           .driver_data = ATH9K_PCI_WOW },
 351         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 352                          0x0034,
 353                          0x10CF, /* Fujitsu */
 354                          0x1783),
 355           .driver_data = ATH9K_PCI_WOW },
 356
 357         { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E  AR9462 */
 358         { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E  AR1111/AR9485 */
 359
 360         /* CUS252 */
 361         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 362                          0x0036,
 363                          PCI_VENDOR_ID_ATHEROS,
 364                          0x3028),
 365           .driver_data = ATH9K_PCI_CUS252 |
 366                          ATH9K_PCI_AR9565_2ANT |
 367                          ATH9K_PCI_BT_ANT_DIV },
 368         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 369                          0x0036,
 370                          PCI_VENDOR_ID_AZWAVE,
 371                          0x2176),
 372           .driver_data = ATH9K_PCI_CUS252 |
 373                          ATH9K_PCI_AR9565_2ANT |
 374                          ATH9K_PCI_BT_ANT_DIV },
 375
 376         /* WB335 1-ANT */
 377         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 378                          0x0036,
 379                          PCI_VENDOR_ID_FOXCONN,
 380                          0xE068),
 381           .driver_data = ATH9K_PCI_AR9565_1ANT },
 382         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 383                          0x0036,
 384                          0x185F, /* WNC */
 385                          0xA119),
 386           .driver_data = ATH9K_PCI_AR9565_1ANT },
 387         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 388                          0x0036,
 389                          0x11AD, /* LITEON */
 390                          0x0632),
 391           .driver_data = ATH9K_PCI_AR9565_1ANT },
 392         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 393                          0x0036,
 394                          0x11AD, /* LITEON */
 395                          0x6671),
 396           .driver_data = ATH9K_PCI_AR9565_1ANT },
 397         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 398                          0x0036,
 399                          0x1B9A, /* XAVI */
 400                          0x2811),
 401           .driver_data = ATH9K_PCI_AR9565_1ANT },
 402         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 403                          0x0036,
 404                          0x1B9A, /* XAVI */
 405                          0x2812),
 406           .driver_data = ATH9K_PCI_AR9565_1ANT },
 407
 408         /* WB335 1-ANT / Antenna Diversity */
 409         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 410                          0x0036,
 411                          PCI_VENDOR_ID_ATHEROS,
 412                          0x3025),
 413           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 414         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 415                          0x0036,
 416                          PCI_VENDOR_ID_ATHEROS,
 417                          0x3026),
 418           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 419         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 420                          0x0036,
 421                          PCI_VENDOR_ID_ATHEROS,
 422                          0x302B),
 423           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 424         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 425                          0x0036,
 426                          PCI_VENDOR_ID_FOXCONN,
 427                          0xE069),
 428           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 429         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 430                          0x0036,
 431                          0x185F, /* WNC */
 432                          0x3028),
 433           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 434         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 435                          0x0036,
 436                          0x11AD, /* LITEON */
 437                          0x0622),
 438           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 439         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 440                          0x0036,
 441                          0x11AD, /* LITEON */
 442                          0x0672),
 443           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 444         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 445                          0x0036,
 446                          0x11AD, /* LITEON */
 447                          0x0662),
 448           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 449         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 450                          0x0036,
 451                          PCI_VENDOR_ID_AZWAVE,
 452                          0x213A),
 453           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 454         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 455                          0x0036,
 456                          PCI_VENDOR_ID_LENOVO,
 457                          0x3026),
 458           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 459         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 460                          0x0036,
 461                          PCI_VENDOR_ID_HP,
 462                          0x18E3),
 463           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 464         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 465                          0x0036,
 466                          PCI_VENDOR_ID_HP,
 467                          0x217F),
 468           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 469         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 470                          0x0036,
 471                          PCI_VENDOR_ID_DELL,
 472                          0x020E),
 473           .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
 474
 475         /* WB335 2-ANT */
 476         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 477                          0x0036,
 478                          PCI_VENDOR_ID_SAMSUNG,
 479                          0x411A),
 480           .driver_data = ATH9K_PCI_AR9565_2ANT },
 481         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 482                          0x0036,
 483                          PCI_VENDOR_ID_SAMSUNG,
 484                          0x411B),
 485           .driver_data = ATH9K_PCI_AR9565_2ANT },
 486         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 487                          0x0036,
 488                          PCI_VENDOR_ID_SAMSUNG,
 489                          0x411C),
 490           .driver_data = ATH9K_PCI_AR9565_2ANT },
 491         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 492                          0x0036,
 493                          PCI_VENDOR_ID_SAMSUNG,
 494                          0x411D),
 495           .driver_data = ATH9K_PCI_AR9565_2ANT },
 496         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 497                          0x0036,
 498                          PCI_VENDOR_ID_SAMSUNG,
 499                          0x411E),
 500           .driver_data = ATH9K_PCI_AR9565_2ANT },
 501
 502         /* WB335 2-ANT / Antenna-Diversity */
 503         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 504                          0x0036,
 505                          PCI_VENDOR_ID_ATHEROS,
 506                          0x3027),
 507           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 508         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 509                          0x0036,
 510                          PCI_VENDOR_ID_ATHEROS,
 511                          0x302C),
 512           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 513         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 514                          0x0036,
 515                          0x11AD, /* LITEON */
 516                          0x0642),
 517           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 518         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 519                          0x0036,
 520                          0x11AD, /* LITEON */
 521                          0x0652),
 522           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 523         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 524                          0x0036,
 525                          0x11AD, /* LITEON */
 526                          0x0612),
 527           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 528         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 529                          0x0036,
 530                          PCI_VENDOR_ID_AZWAVE,
 531                          0x2130),
 532           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 533         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 534                          0x0036,
 535                          0x144F, /* ASKEY */
 536                          0x7202),
 537           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 538         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 539                          0x0036,
 540                          0x1B9A, /* XAVI */
 541                          0x2810),
 542           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 543         { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
 544                          0x0036,
 545                          0x185F, /* WNC */
 546                          0x3027),
 547           .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
 548
 549         /* PCI-E AR9565 (WB335) */
 550         { PCI_VDEVICE(ATHEROS, 0x0036),
 551           .driver_data = ATH9K_PCI_BT_ANT_DIV },
 552
 553         { 0 }
 554 };
 555
 556
 557 /* return bus cachesize in 4B word units */
 558 static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
 559 {
 560         struct ath_softc *sc = (struct ath_softc *) common->priv;
 561         u8 u8tmp;
 562
 563         pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, &u8tmp);
 564         *csz = (int)u8tmp;
 565
 566         /*
 567          * This check was put in to avoid "unpleasant" consequences if
 568          * the bootrom has not fully initialized all PCI devices.
 569          * Sometimes the cache line size register is not set
 570          */
 571
 572         if (*csz == 0)
 573                 *csz = DEFAULT_CACHELINE >> 2;   /* Use the default size */
 574 }
 575
 576 static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
 577 {
 578         struct ath_softc *sc = (struct ath_softc *) common->priv;
 579         struct ath9k_platform_data *pdata = sc->dev->platform_data;
 580
 581         if (pdata) {
 582                 if (off >= (ARRAY_SIZE(pdata->eeprom_data))) {
 583                         ath_err(common,
 584                                 "%s: eeprom read failed, offset %08x is out of range\n",
 585                                 __func__, off);
 586                 }
 587
 588                 *data = pdata->eeprom_data[off];
 589         } else {
 590                 struct ath_hw *ah = (struct ath_hw *) common->ah;
 591
 592                 common->ops->read(ah, AR5416_EEPROM_OFFSET +
 593                                       (off << AR5416_EEPROM_S));
 594
 595                 if (!ath9k_hw_wait(ah,
 596                                    AR_EEPROM_STATUS_DATA,
 597                                    AR_EEPROM_STATUS_DATA_BUSY |
 598                                    AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0,
 599                                    AH_WAIT_TIMEOUT)) {
 600                         return false;
 601                 }
 602
 603                 *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA),
 604                            AR_EEPROM_STATUS_DATA_VAL);
 605         }
 606
 607         return true;
 608 }
 609
 610 /* Need to be called after we discover btcoex capabilities */
 611 static void ath_pci_aspm_init(struct ath_common *common)
 612 {
 613         struct ath_softc *sc = (struct ath_softc *) common->priv;
 614         struct ath_hw *ah = sc->sc_ah;
 615         struct pci_dev *pdev = to_pci_dev(sc->dev);
 616         struct pci_dev *parent;
 617         u16 aspm;
 618
 619         if (!ah->is_pciexpress)
 620                 return;
 621
 622         parent = pdev->bus->self;
 623         if (!parent)
 624                 return;
 625
 626         if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
 627             (AR_SREV_9285(ah))) {
 628                 /* Bluetooth coexistence requires disabling ASPM. */
 629                 pcie_capability_clear_word(pdev, PCI_EXP_LNKCTL,
 630                         PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
 631
 632                 /*
 633                  * Both upstream and downstream PCIe components should
 634                  * have the same ASPM settings.
 635                  */
 636                 pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
 637                         PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);
 638
 639                 ath_info(common, "Disabling ASPM since BTCOEX is enabled\n");
 640                 return;
 641         }
 642
 643         /*
 644          * 0x70c - Ack Frequency Register.
 645          *
 646          * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY.
 647          *
 648          * 000 : 1 us
 649          * 001 : 2 us
 650          * 010 : 4 us
 651          * 011 : 8 us
 652          * 100 : 16 us
 653          * 101 : 32 us
 654          * 110/111 : 64 us
 655          */
 656         if (AR_SREV_9462(ah))
 657                 pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix);
 658
 659         pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
 660         if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) {
 661                 ah->aspm_enabled = true;
 662                 /* Initialize PCIe PM and SERDES registers. */
 663                 ath9k_hw_configpcipowersave(ah, false);
 664                 ath_info(common, "ASPM enabled: 0x%x\n", aspm);
 665         }
 666 }
 667
 668 static const struct ath_bus_ops ath_pci_bus_ops = {
 669         .ath_bus_type = ATH_PCI,
 670         .read_cachesize = ath_pci_read_cachesize,
 671         .eeprom_read = ath_pci_eeprom_read,
 672         .aspm_init = ath_pci_aspm_init,
 673 };
 674
 675 static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 676 {
 677         struct ath_softc *sc;
 678         struct ieee80211_hw *hw;
 679         u8 csz;
 680         u32 val;
 681         int ret = 0;
 682         char hw_name[64];
 683
 684         if (pcim_enable_device(pdev))
 685                 return -EIO;
 686
 687         ret =  pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
 688         if (ret) {
 689                 pr_err("32-bit DMA not available\n");
 690                 return ret;
 691         }
 692
 693         ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
 694         if (ret) {
 695                 pr_err("32-bit DMA consistent DMA enable failed\n");
 696                 return ret;
 697         }
 698
 699         /*
 700          * Cache line size is used to size and align various
 701          * structures used to communicate with the hardware.
 702          */
 703         pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz);
 704         if (csz == 0) {
 705                 /*
 706                  * Linux 2.4.18 (at least) writes the cache line size
 707                  * register as a 16-bit wide register which is wrong.
 708                  * We must have this setup properly for rx buffer
 709                  * DMA to work so force a reasonable value here if it
 710                  * comes up zero.
 711                  */
 712                 csz = L1_CACHE_BYTES / sizeof(u32);
 713                 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz);
 714         }
 715         /*
 716          * The default setting of latency timer yields poor results,
 717          * set it to the value used by other systems. It may be worth
 718          * tweaking this setting more.
 719          */
 720         pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8);
 721
 722         pci_set_master(pdev);
 723
 724         /*
 725          * Disable the RETRY_TIMEOUT register (0x41) to keep
 726          * PCI Tx retries from interfering with C3 CPU state.
 727          */
 728         pci_read_config_dword(pdev, 0x40, &val);
 729         if ((val & 0x0000ff00) != 0)
 730                 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
 731
 732         ret = pcim_iomap_regions(pdev, BIT(0), "ath9k");
 733         if (ret) {
 734                 dev_err(&pdev->dev, "PCI memory region reserve error\n");
 735                 return -ENODEV;
 736         }
 737
 738         hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
 739         if (!hw) {
 740                 dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
 741                 return -ENOMEM;
 742         }
 743
 744         SET_IEEE80211_DEV(hw, &pdev->dev);
 745         pci_set_drvdata(pdev, hw);
 746
 747         sc = hw->priv;
 748         sc->hw = hw;
 749         sc->dev = &pdev->dev;
 750         sc->mem = pcim_iomap_table(pdev)[0];
 751         sc->driver_data = id->driver_data;
 752
 753         /* Will be cleared in ath9k_start() */
 754         set_bit(SC_OP_INVALID, &sc->sc_flags);
 755
 756         ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
 757         if (ret) {
 758                 dev_err(&pdev->dev, "request_irq failed\n");
 759                 goto err_irq;
 760         }
 761
 762         sc->irq = pdev->irq;
 763
 764         ret = ath9k_init_device(id->device, sc, &ath_pci_bus_ops);
 765         if (ret) {
 766                 dev_err(&pdev->dev, "Failed to initialize device\n");
 767                 goto err_init;
 768         }
 769
 770         ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
 771         wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
 772                    hw_name, (unsigned long)sc->mem, pdev->irq);
 773
 774         return 0;
 775
 776 err_init:
 777         free_irq(sc->irq, sc);
 778 err_irq:
 779         ieee80211_free_hw(hw);
 780         return ret;
 781 }
 782
 783 static void ath_pci_remove(struct pci_dev *pdev)
 784 {
 785         struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 786         struct ath_softc *sc = hw->priv;
 787
 788         if (!is_ath9k_unloaded)
 789                 sc->sc_ah->ah_flags |= AH_UNPLUGGED;
 790         ath9k_deinit_device(sc);
 791         free_irq(sc->irq, sc);
 792         ieee80211_free_hw(sc->hw);
 793 }
 794
 795 #ifdef CONFIG_PM_SLEEP
 796
 797 static int ath_pci_suspend(struct device *device)
 798 {
 799         struct pci_dev *pdev = to_pci_dev(device);
 800         struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 801         struct ath_softc *sc = hw->priv;
 802
 803         if (sc->wow_enabled)
 804                 return 0;
 805
 806         /* The device has to be moved to FULLSLEEP forcibly.
 807          * Otherwise the chip never moved to full sleep,
 808          * when no interface is up.
 809          */
 810         ath9k_stop_btcoex(sc);
 811         ath9k_hw_disable(sc->sc_ah);
 812         ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
 813
 814         return 0;
 815 }
 816
 817 static int ath_pci_resume(struct device *device)
 818 {
 819         struct pci_dev *pdev = to_pci_dev(device);
 820         struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 821         struct ath_softc *sc = hw->priv;
 822         struct ath_hw *ah = sc->sc_ah;
 823         struct ath_common *common = ath9k_hw_common(ah);
 824         u32 val;
 825
 826         /*
 827          * Suspend/Resume resets the PCI configuration space, so we have to
 828          * re-disable the RETRY_TIMEOUT register (0x41) to keep
 829          * PCI Tx retries from interfering with C3 CPU state
 830          */
 831         pci_read_config_dword(pdev, 0x40, &val);
 832         if ((val & 0x0000ff00) != 0)
 833                 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
 834
 835         ath_pci_aspm_init(common);
 836         ah->reset_power_on = false;
 837
 838         return 0;
 839 }
 840
 841 static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);
 842
 843 #define ATH9K_PM_OPS    (&ath9k_pm_ops)
 844
 845 #else /* !CONFIG_PM_SLEEP */
 846
 847 #define ATH9K_PM_OPS    NULL
 848
 849 #endif /* !CONFIG_PM_SLEEP */
 850
 851
 852 MODULE_DEVICE_TABLE(pci, ath_pci_id_table);
 853
 854 static struct pci_driver ath_pci_driver = {
 855         .name       = "ath9k",
 856         .id_table   = ath_pci_id_table,
 857         .probe      = ath_pci_probe,
 858         .remove     = ath_pci_remove,
 859         .driver.pm  = ATH9K_PM_OPS,
 860 };
 861
 862 int ath_pci_init(void)
 863 {
 864         return pci_register_driver(&ath_pci_driver);
 865 }
 866
 867 void ath_pci_exit(void)
 868 {
 869         pci_unregister_driver(&ath_pci_driver);
 870 }