Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Apple Onboard Audio driver -- layout fabric |
| 3 | * |
| 4 | * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> |
| 5 | * |
| 6 | * GPL v2, can be found in COPYING. |
| 7 | * |
| 8 | * |
| 9 | * This fabric module looks for sound codecs |
| 10 | * based on the layout-id property in the device tree. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | #include <asm/prom.h> |
| 15 | #include <linux/list.h> |
| 16 | #include <linux/module.h> |
| 17 | #include "../aoa.h" |
| 18 | #include "../soundbus/soundbus.h" |
| 19 | |
| 20 | MODULE_AUTHOR("Johannes Berg <johannes@sipsolutions.net>"); |
| 21 | MODULE_LICENSE("GPL"); |
| 22 | MODULE_DESCRIPTION("Layout-ID fabric for snd-aoa"); |
| 23 | |
| 24 | #define MAX_CODECS_PER_BUS 2 |
| 25 | |
| 26 | /* These are the connections the layout fabric |
| 27 | * knows about. It doesn't really care about the |
| 28 | * input ones, but I thought I'd separate them |
| 29 | * to give them proper names. The thing is that |
| 30 | * Apple usually will distinguish the active output |
| 31 | * by GPIOs, while the active input is set directly |
| 32 | * on the codec. Hence we here tell the codec what |
| 33 | * we think is connected. This information is hard- |
| 34 | * coded below ... */ |
| 35 | #define CC_SPEAKERS (1<<0) |
| 36 | #define CC_HEADPHONE (1<<1) |
| 37 | #define CC_LINEOUT (1<<2) |
| 38 | #define CC_DIGITALOUT (1<<3) |
| 39 | #define CC_LINEIN (1<<4) |
| 40 | #define CC_MICROPHONE (1<<5) |
| 41 | #define CC_DIGITALIN (1<<6) |
| 42 | /* pretty bogus but users complain... |
| 43 | * This is a flag saying that the LINEOUT |
| 44 | * should be renamed to HEADPHONE. |
| 45 | * be careful with input detection! */ |
| 46 | #define CC_LINEOUT_LABELLED_HEADPHONE (1<<7) |
| 47 | |
| 48 | struct codec_connection { |
| 49 | /* CC_ flags from above */ |
| 50 | int connected; |
| 51 | /* codec dependent bit to be set in the aoa_codec.connected field. |
| 52 | * This intentionally doesn't have any generic flags because the |
| 53 | * fabric has to know the codec anyway and all codecs might have |
| 54 | * different connectors */ |
| 55 | int codec_bit; |
| 56 | }; |
| 57 | |
| 58 | struct codec_connect_info { |
| 59 | char *name; |
| 60 | struct codec_connection *connections; |
| 61 | }; |
| 62 | |
| 63 | #define LAYOUT_FLAG_COMBO_LINEOUT_SPDIF (1<<0) |
| 64 | |
| 65 | struct layout { |
| 66 | unsigned int layout_id; |
| 67 | struct codec_connect_info codecs[MAX_CODECS_PER_BUS]; |
| 68 | int flags; |
| 69 | |
| 70 | /* if busname is not assigned, we use 'Master' below, |
| 71 | * so that our layout table doesn't need to be filled |
| 72 | * too much. |
| 73 | * We only assign these two if we expect to find more |
| 74 | * than one soundbus, i.e. on those machines with |
| 75 | * multiple layout-ids */ |
| 76 | char *busname; |
| 77 | int pcmid; |
| 78 | }; |
| 79 | |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 80 | MODULE_ALIAS("sound-layout-36"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 81 | MODULE_ALIAS("sound-layout-41"); |
| 82 | MODULE_ALIAS("sound-layout-45"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 83 | MODULE_ALIAS("sound-layout-47"); |
| 84 | MODULE_ALIAS("sound-layout-48"); |
| 85 | MODULE_ALIAS("sound-layout-49"); |
| 86 | MODULE_ALIAS("sound-layout-50"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 87 | MODULE_ALIAS("sound-layout-51"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 88 | MODULE_ALIAS("sound-layout-56"); |
| 89 | MODULE_ALIAS("sound-layout-57"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 90 | MODULE_ALIAS("sound-layout-58"); |
| 91 | MODULE_ALIAS("sound-layout-60"); |
| 92 | MODULE_ALIAS("sound-layout-61"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 93 | MODULE_ALIAS("sound-layout-62"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 94 | MODULE_ALIAS("sound-layout-64"); |
| 95 | MODULE_ALIAS("sound-layout-65"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 96 | MODULE_ALIAS("sound-layout-66"); |
| 97 | MODULE_ALIAS("sound-layout-67"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 98 | MODULE_ALIAS("sound-layout-68"); |
| 99 | MODULE_ALIAS("sound-layout-69"); |
| 100 | MODULE_ALIAS("sound-layout-70"); |
| 101 | MODULE_ALIAS("sound-layout-72"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 102 | MODULE_ALIAS("sound-layout-76"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 103 | MODULE_ALIAS("sound-layout-80"); |
| 104 | MODULE_ALIAS("sound-layout-82"); |
| 105 | MODULE_ALIAS("sound-layout-84"); |
| 106 | MODULE_ALIAS("sound-layout-86"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 107 | MODULE_ALIAS("sound-layout-90"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 108 | MODULE_ALIAS("sound-layout-92"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 109 | MODULE_ALIAS("sound-layout-94"); |
Johannes Berg | c6feefd | 2006-06-28 13:59:50 +0200 | [diff] [blame] | 110 | MODULE_ALIAS("sound-layout-96"); |
Johannes Berg | 3e5102a | 2006-07-10 04:44:40 -0700 | [diff] [blame] | 111 | MODULE_ALIAS("sound-layout-98"); |
| 112 | MODULE_ALIAS("sound-layout-100"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 113 | |
| 114 | /* onyx with all but microphone connected */ |
| 115 | static struct codec_connection onyx_connections_nomic[] = { |
| 116 | { |
| 117 | .connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT, |
| 118 | .codec_bit = 0, |
| 119 | }, |
| 120 | { |
| 121 | .connected = CC_DIGITALOUT, |
| 122 | .codec_bit = 1, |
| 123 | }, |
| 124 | { |
| 125 | .connected = CC_LINEIN, |
| 126 | .codec_bit = 2, |
| 127 | }, |
| 128 | {} /* terminate array by .connected == 0 */ |
| 129 | }; |
| 130 | |
| 131 | /* onyx on machines without headphone */ |
| 132 | static struct codec_connection onyx_connections_noheadphones[] = { |
| 133 | { |
| 134 | .connected = CC_SPEAKERS | CC_LINEOUT | |
| 135 | CC_LINEOUT_LABELLED_HEADPHONE, |
| 136 | .codec_bit = 0, |
| 137 | }, |
| 138 | { |
| 139 | .connected = CC_DIGITALOUT, |
| 140 | .codec_bit = 1, |
| 141 | }, |
| 142 | /* FIXME: are these correct? probably not for all the machines |
| 143 | * below ... If not this will need separating. */ |
| 144 | { |
| 145 | .connected = CC_LINEIN, |
| 146 | .codec_bit = 2, |
| 147 | }, |
| 148 | { |
| 149 | .connected = CC_MICROPHONE, |
| 150 | .codec_bit = 3, |
| 151 | }, |
| 152 | {} /* terminate array by .connected == 0 */ |
| 153 | }; |
| 154 | |
| 155 | /* onyx on machines with real line-out */ |
| 156 | static struct codec_connection onyx_connections_reallineout[] = { |
| 157 | { |
| 158 | .connected = CC_SPEAKERS | CC_LINEOUT | CC_HEADPHONE, |
| 159 | .codec_bit = 0, |
| 160 | }, |
| 161 | { |
| 162 | .connected = CC_DIGITALOUT, |
| 163 | .codec_bit = 1, |
| 164 | }, |
| 165 | { |
| 166 | .connected = CC_LINEIN, |
| 167 | .codec_bit = 2, |
| 168 | }, |
| 169 | {} /* terminate array by .connected == 0 */ |
| 170 | }; |
| 171 | |
| 172 | /* tas on machines without line out */ |
| 173 | static struct codec_connection tas_connections_nolineout[] = { |
| 174 | { |
| 175 | .connected = CC_SPEAKERS | CC_HEADPHONE, |
| 176 | .codec_bit = 0, |
| 177 | }, |
| 178 | { |
| 179 | .connected = CC_LINEIN, |
| 180 | .codec_bit = 2, |
| 181 | }, |
| 182 | { |
| 183 | .connected = CC_MICROPHONE, |
| 184 | .codec_bit = 3, |
| 185 | }, |
| 186 | {} /* terminate array by .connected == 0 */ |
| 187 | }; |
| 188 | |
| 189 | /* tas on machines with neither line out nor line in */ |
| 190 | static struct codec_connection tas_connections_noline[] = { |
| 191 | { |
| 192 | .connected = CC_SPEAKERS | CC_HEADPHONE, |
| 193 | .codec_bit = 0, |
| 194 | }, |
| 195 | { |
| 196 | .connected = CC_MICROPHONE, |
| 197 | .codec_bit = 3, |
| 198 | }, |
| 199 | {} /* terminate array by .connected == 0 */ |
| 200 | }; |
| 201 | |
| 202 | /* tas on machines without microphone */ |
| 203 | static struct codec_connection tas_connections_nomic[] = { |
| 204 | { |
| 205 | .connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT, |
| 206 | .codec_bit = 0, |
| 207 | }, |
| 208 | { |
| 209 | .connected = CC_LINEIN, |
| 210 | .codec_bit = 2, |
| 211 | }, |
| 212 | {} /* terminate array by .connected == 0 */ |
| 213 | }; |
| 214 | |
| 215 | /* tas on machines with everything connected */ |
| 216 | static struct codec_connection tas_connections_all[] = { |
| 217 | { |
| 218 | .connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT, |
| 219 | .codec_bit = 0, |
| 220 | }, |
| 221 | { |
| 222 | .connected = CC_LINEIN, |
| 223 | .codec_bit = 2, |
| 224 | }, |
| 225 | { |
| 226 | .connected = CC_MICROPHONE, |
| 227 | .codec_bit = 3, |
| 228 | }, |
| 229 | {} /* terminate array by .connected == 0 */ |
| 230 | }; |
| 231 | |
| 232 | static struct codec_connection toonie_connections[] = { |
| 233 | { |
| 234 | .connected = CC_SPEAKERS | CC_HEADPHONE, |
| 235 | .codec_bit = 0, |
| 236 | }, |
| 237 | {} /* terminate array by .connected == 0 */ |
| 238 | }; |
| 239 | |
| 240 | static struct codec_connection topaz_input[] = { |
| 241 | { |
| 242 | .connected = CC_DIGITALIN, |
| 243 | .codec_bit = 0, |
| 244 | }, |
| 245 | {} /* terminate array by .connected == 0 */ |
| 246 | }; |
| 247 | |
| 248 | static struct codec_connection topaz_output[] = { |
| 249 | { |
| 250 | .connected = CC_DIGITALOUT, |
| 251 | .codec_bit = 1, |
| 252 | }, |
| 253 | {} /* terminate array by .connected == 0 */ |
| 254 | }; |
| 255 | |
| 256 | static struct codec_connection topaz_inout[] = { |
| 257 | { |
| 258 | .connected = CC_DIGITALIN, |
| 259 | .codec_bit = 0, |
| 260 | }, |
| 261 | { |
| 262 | .connected = CC_DIGITALOUT, |
| 263 | .codec_bit = 1, |
| 264 | }, |
| 265 | {} /* terminate array by .connected == 0 */ |
| 266 | }; |
| 267 | |
| 268 | static struct layout layouts[] = { |
| 269 | /* last PowerBooks (15" Oct 2005) */ |
| 270 | { .layout_id = 82, |
| 271 | .flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF, |
| 272 | .codecs[0] = { |
| 273 | .name = "onyx", |
| 274 | .connections = onyx_connections_noheadphones, |
| 275 | }, |
| 276 | .codecs[1] = { |
| 277 | .name = "topaz", |
| 278 | .connections = topaz_input, |
| 279 | }, |
| 280 | }, |
| 281 | /* PowerMac9,1 */ |
| 282 | { .layout_id = 60, |
| 283 | .codecs[0] = { |
| 284 | .name = "onyx", |
| 285 | .connections = onyx_connections_reallineout, |
| 286 | }, |
| 287 | }, |
| 288 | /* PowerMac9,1 */ |
| 289 | { .layout_id = 61, |
| 290 | .codecs[0] = { |
| 291 | .name = "topaz", |
| 292 | .connections = topaz_input, |
| 293 | }, |
| 294 | }, |
| 295 | /* PowerBook5,7 */ |
| 296 | { .layout_id = 64, |
| 297 | .flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF, |
| 298 | .codecs[0] = { |
| 299 | .name = "onyx", |
| 300 | .connections = onyx_connections_noheadphones, |
| 301 | }, |
| 302 | }, |
| 303 | /* PowerBook5,7 */ |
| 304 | { .layout_id = 65, |
| 305 | .codecs[0] = { |
| 306 | .name = "topaz", |
| 307 | .connections = topaz_input, |
| 308 | }, |
| 309 | }, |
| 310 | /* PowerBook5,9 [17" Oct 2005] */ |
| 311 | { .layout_id = 84, |
| 312 | .flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF, |
| 313 | .codecs[0] = { |
| 314 | .name = "onyx", |
| 315 | .connections = onyx_connections_noheadphones, |
| 316 | }, |
| 317 | .codecs[1] = { |
| 318 | .name = "topaz", |
| 319 | .connections = topaz_input, |
| 320 | }, |
| 321 | }, |
| 322 | /* PowerMac8,1 */ |
| 323 | { .layout_id = 45, |
| 324 | .codecs[0] = { |
| 325 | .name = "onyx", |
| 326 | .connections = onyx_connections_noheadphones, |
| 327 | }, |
| 328 | .codecs[1] = { |
| 329 | .name = "topaz", |
| 330 | .connections = topaz_input, |
| 331 | }, |
| 332 | }, |
| 333 | /* Quad PowerMac (analog in, analog/digital out) */ |
| 334 | { .layout_id = 68, |
| 335 | .codecs[0] = { |
| 336 | .name = "onyx", |
| 337 | .connections = onyx_connections_nomic, |
| 338 | }, |
| 339 | }, |
| 340 | /* Quad PowerMac (digital in) */ |
| 341 | { .layout_id = 69, |
| 342 | .codecs[0] = { |
| 343 | .name = "topaz", |
| 344 | .connections = topaz_input, |
| 345 | }, |
| 346 | .busname = "digital in", .pcmid = 1 }, |
| 347 | /* Early 2005 PowerBook (PowerBook 5,6) */ |
| 348 | { .layout_id = 70, |
| 349 | .codecs[0] = { |
| 350 | .name = "tas", |
| 351 | .connections = tas_connections_nolineout, |
| 352 | }, |
| 353 | }, |
| 354 | /* PowerBook 5,4 */ |
| 355 | { .layout_id = 51, |
| 356 | .codecs[0] = { |
| 357 | .name = "tas", |
| 358 | .connections = tas_connections_nolineout, |
| 359 | }, |
| 360 | }, |
| 361 | /* PowerBook6,7 */ |
| 362 | { .layout_id = 80, |
| 363 | .codecs[0] = { |
| 364 | .name = "tas", |
| 365 | .connections = tas_connections_noline, |
| 366 | }, |
| 367 | }, |
| 368 | /* PowerBook6,8 */ |
| 369 | { .layout_id = 72, |
| 370 | .codecs[0] = { |
| 371 | .name = "tas", |
| 372 | .connections = tas_connections_nolineout, |
| 373 | }, |
| 374 | }, |
| 375 | /* PowerMac8,2 */ |
| 376 | { .layout_id = 86, |
| 377 | .codecs[0] = { |
| 378 | .name = "onyx", |
| 379 | .connections = onyx_connections_nomic, |
| 380 | }, |
| 381 | .codecs[1] = { |
| 382 | .name = "topaz", |
| 383 | .connections = topaz_input, |
| 384 | }, |
| 385 | }, |
| 386 | /* PowerBook6,7 */ |
| 387 | { .layout_id = 92, |
| 388 | .codecs[0] = { |
| 389 | .name = "tas", |
| 390 | .connections = tas_connections_nolineout, |
| 391 | }, |
| 392 | }, |
| 393 | /* PowerMac10,1 (Mac Mini) */ |
| 394 | { .layout_id = 58, |
| 395 | .codecs[0] = { |
| 396 | .name = "toonie", |
| 397 | .connections = toonie_connections, |
| 398 | }, |
| 399 | }, |
Johannes Berg | c6feefd | 2006-06-28 13:59:50 +0200 | [diff] [blame] | 400 | { |
| 401 | .layout_id = 96, |
| 402 | .codecs[0] = { |
| 403 | .name = "onyx", |
| 404 | .connections = onyx_connections_noheadphones, |
| 405 | }, |
| 406 | }, |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 407 | /* unknown, untested, but this comes from Apple */ |
| 408 | { .layout_id = 41, |
| 409 | .codecs[0] = { |
| 410 | .name = "tas", |
| 411 | .connections = tas_connections_all, |
| 412 | }, |
| 413 | }, |
| 414 | { .layout_id = 36, |
| 415 | .codecs[0] = { |
| 416 | .name = "tas", |
| 417 | .connections = tas_connections_nomic, |
| 418 | }, |
| 419 | .codecs[1] = { |
| 420 | .name = "topaz", |
| 421 | .connections = topaz_inout, |
| 422 | }, |
| 423 | }, |
| 424 | { .layout_id = 47, |
| 425 | .codecs[0] = { |
| 426 | .name = "onyx", |
| 427 | .connections = onyx_connections_noheadphones, |
| 428 | }, |
| 429 | }, |
| 430 | { .layout_id = 48, |
| 431 | .codecs[0] = { |
| 432 | .name = "topaz", |
| 433 | .connections = topaz_input, |
| 434 | }, |
| 435 | }, |
| 436 | { .layout_id = 49, |
| 437 | .codecs[0] = { |
| 438 | .name = "onyx", |
| 439 | .connections = onyx_connections_nomic, |
| 440 | }, |
| 441 | }, |
| 442 | { .layout_id = 50, |
| 443 | .codecs[0] = { |
| 444 | .name = "topaz", |
| 445 | .connections = topaz_input, |
| 446 | }, |
| 447 | }, |
| 448 | { .layout_id = 56, |
| 449 | .codecs[0] = { |
| 450 | .name = "onyx", |
| 451 | .connections = onyx_connections_noheadphones, |
| 452 | }, |
| 453 | }, |
| 454 | { .layout_id = 57, |
| 455 | .codecs[0] = { |
| 456 | .name = "topaz", |
| 457 | .connections = topaz_input, |
| 458 | }, |
| 459 | }, |
| 460 | { .layout_id = 62, |
| 461 | .codecs[0] = { |
| 462 | .name = "onyx", |
| 463 | .connections = onyx_connections_noheadphones, |
| 464 | }, |
| 465 | .codecs[1] = { |
| 466 | .name = "topaz", |
| 467 | .connections = topaz_output, |
| 468 | }, |
| 469 | }, |
| 470 | { .layout_id = 66, |
| 471 | .codecs[0] = { |
| 472 | .name = "onyx", |
| 473 | .connections = onyx_connections_noheadphones, |
| 474 | }, |
| 475 | }, |
| 476 | { .layout_id = 67, |
| 477 | .codecs[0] = { |
| 478 | .name = "topaz", |
| 479 | .connections = topaz_input, |
| 480 | }, |
| 481 | }, |
| 482 | { .layout_id = 76, |
| 483 | .codecs[0] = { |
| 484 | .name = "tas", |
| 485 | .connections = tas_connections_nomic, |
| 486 | }, |
| 487 | .codecs[1] = { |
| 488 | .name = "topaz", |
| 489 | .connections = topaz_inout, |
| 490 | }, |
| 491 | }, |
| 492 | { .layout_id = 90, |
| 493 | .codecs[0] = { |
| 494 | .name = "tas", |
| 495 | .connections = tas_connections_noline, |
| 496 | }, |
| 497 | }, |
| 498 | { .layout_id = 94, |
| 499 | .codecs[0] = { |
| 500 | .name = "onyx", |
| 501 | /* but it has an external mic?? how to select? */ |
| 502 | .connections = onyx_connections_noheadphones, |
| 503 | }, |
| 504 | }, |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 505 | { .layout_id = 98, |
| 506 | .codecs[0] = { |
| 507 | .name = "toonie", |
| 508 | .connections = toonie_connections, |
| 509 | }, |
| 510 | }, |
| 511 | { .layout_id = 100, |
| 512 | .codecs[0] = { |
| 513 | .name = "topaz", |
| 514 | .connections = topaz_input, |
| 515 | }, |
| 516 | .codecs[1] = { |
| 517 | .name = "onyx", |
| 518 | .connections = onyx_connections_noheadphones, |
| 519 | }, |
| 520 | }, |
| 521 | {} |
| 522 | }; |
| 523 | |
| 524 | static struct layout *find_layout_by_id(unsigned int id) |
| 525 | { |
| 526 | struct layout *l; |
| 527 | |
| 528 | l = layouts; |
| 529 | while (l->layout_id) { |
| 530 | if (l->layout_id == id) |
| 531 | return l; |
| 532 | l++; |
| 533 | } |
| 534 | return NULL; |
| 535 | } |
| 536 | |
| 537 | static void use_layout(struct layout *l) |
| 538 | { |
| 539 | int i; |
| 540 | |
| 541 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { |
| 542 | if (l->codecs[i].name) { |
| 543 | request_module("snd-aoa-codec-%s", l->codecs[i].name); |
| 544 | } |
| 545 | } |
| 546 | /* now we wait for the codecs to call us back */ |
| 547 | } |
| 548 | |
| 549 | struct layout_dev; |
| 550 | |
| 551 | struct layout_dev_ptr { |
| 552 | struct layout_dev *ptr; |
| 553 | }; |
| 554 | |
| 555 | struct layout_dev { |
| 556 | struct list_head list; |
| 557 | struct soundbus_dev *sdev; |
| 558 | struct device_node *sound; |
| 559 | struct aoa_codec *codecs[MAX_CODECS_PER_BUS]; |
| 560 | struct layout *layout; |
| 561 | struct gpio_runtime gpio; |
| 562 | |
| 563 | /* we need these for headphone/lineout detection */ |
| 564 | struct snd_kcontrol *headphone_ctrl; |
| 565 | struct snd_kcontrol *lineout_ctrl; |
| 566 | struct snd_kcontrol *speaker_ctrl; |
| 567 | struct snd_kcontrol *headphone_detected_ctrl; |
| 568 | struct snd_kcontrol *lineout_detected_ctrl; |
| 569 | |
| 570 | struct layout_dev_ptr selfptr_headphone; |
| 571 | struct layout_dev_ptr selfptr_lineout; |
| 572 | |
| 573 | u32 have_lineout_detect:1, |
| 574 | have_headphone_detect:1, |
| 575 | switch_on_headphone:1, |
| 576 | switch_on_lineout:1; |
| 577 | }; |
| 578 | |
| 579 | static LIST_HEAD(layouts_list); |
| 580 | static int layouts_list_items; |
| 581 | /* this can go away but only if we allow multiple cards, |
| 582 | * make the fabric handle all the card stuff, etc... */ |
| 583 | static struct layout_dev *layout_device; |
| 584 | |
Takashi Iwai | a5ce889 | 2007-07-23 15:42:26 +0200 | [diff] [blame] | 585 | #define control_info snd_ctl_boolean_mono_info |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 586 | |
| 587 | #define AMP_CONTROL(n, description) \ |
| 588 | static int n##_control_get(struct snd_kcontrol *kcontrol, \ |
| 589 | struct snd_ctl_elem_value *ucontrol) \ |
| 590 | { \ |
| 591 | struct gpio_runtime *gpio = snd_kcontrol_chip(kcontrol); \ |
| 592 | if (gpio->methods && gpio->methods->get_##n) \ |
| 593 | ucontrol->value.integer.value[0] = \ |
| 594 | gpio->methods->get_##n(gpio); \ |
| 595 | return 0; \ |
| 596 | } \ |
| 597 | static int n##_control_put(struct snd_kcontrol *kcontrol, \ |
| 598 | struct snd_ctl_elem_value *ucontrol) \ |
| 599 | { \ |
| 600 | struct gpio_runtime *gpio = snd_kcontrol_chip(kcontrol); \ |
| 601 | if (gpio->methods && gpio->methods->get_##n) \ |
| 602 | gpio->methods->set_##n(gpio, \ |
Takashi Iwai | 498ade1 | 2007-11-15 16:16:32 +0100 | [diff] [blame^] | 603 | !!ucontrol->value.integer.value[0]); \ |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 604 | return 1; \ |
| 605 | } \ |
| 606 | static struct snd_kcontrol_new n##_ctl = { \ |
| 607 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ |
| 608 | .name = description, \ |
| 609 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, \ |
| 610 | .info = control_info, \ |
| 611 | .get = n##_control_get, \ |
| 612 | .put = n##_control_put, \ |
| 613 | } |
| 614 | |
| 615 | AMP_CONTROL(headphone, "Headphone Switch"); |
| 616 | AMP_CONTROL(speakers, "Speakers Switch"); |
| 617 | AMP_CONTROL(lineout, "Line-Out Switch"); |
| 618 | |
| 619 | static int detect_choice_get(struct snd_kcontrol *kcontrol, |
| 620 | struct snd_ctl_elem_value *ucontrol) |
| 621 | { |
| 622 | struct layout_dev *ldev = snd_kcontrol_chip(kcontrol); |
| 623 | |
| 624 | switch (kcontrol->private_value) { |
| 625 | case 0: |
| 626 | ucontrol->value.integer.value[0] = ldev->switch_on_headphone; |
| 627 | break; |
| 628 | case 1: |
| 629 | ucontrol->value.integer.value[0] = ldev->switch_on_lineout; |
| 630 | break; |
| 631 | default: |
| 632 | return -ENODEV; |
| 633 | } |
| 634 | return 0; |
| 635 | } |
| 636 | |
| 637 | static int detect_choice_put(struct snd_kcontrol *kcontrol, |
| 638 | struct snd_ctl_elem_value *ucontrol) |
| 639 | { |
| 640 | struct layout_dev *ldev = snd_kcontrol_chip(kcontrol); |
| 641 | |
| 642 | switch (kcontrol->private_value) { |
| 643 | case 0: |
| 644 | ldev->switch_on_headphone = !!ucontrol->value.integer.value[0]; |
| 645 | break; |
| 646 | case 1: |
| 647 | ldev->switch_on_lineout = !!ucontrol->value.integer.value[0]; |
| 648 | break; |
| 649 | default: |
| 650 | return -ENODEV; |
| 651 | } |
| 652 | return 1; |
| 653 | } |
| 654 | |
| 655 | static struct snd_kcontrol_new headphone_detect_choice = { |
| 656 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 657 | .name = "Headphone Detect Autoswitch", |
| 658 | .info = control_info, |
| 659 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
| 660 | .get = detect_choice_get, |
| 661 | .put = detect_choice_put, |
| 662 | .private_value = 0, |
| 663 | }; |
| 664 | |
| 665 | static struct snd_kcontrol_new lineout_detect_choice = { |
| 666 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 667 | .name = "Line-Out Detect Autoswitch", |
| 668 | .info = control_info, |
| 669 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
| 670 | .get = detect_choice_get, |
| 671 | .put = detect_choice_put, |
| 672 | .private_value = 1, |
| 673 | }; |
| 674 | |
| 675 | static int detected_get(struct snd_kcontrol *kcontrol, |
| 676 | struct snd_ctl_elem_value *ucontrol) |
| 677 | { |
| 678 | struct layout_dev *ldev = snd_kcontrol_chip(kcontrol); |
| 679 | int v; |
| 680 | |
| 681 | switch (kcontrol->private_value) { |
| 682 | case 0: |
| 683 | v = ldev->gpio.methods->get_detect(&ldev->gpio, |
| 684 | AOA_NOTIFY_HEADPHONE); |
| 685 | break; |
| 686 | case 1: |
| 687 | v = ldev->gpio.methods->get_detect(&ldev->gpio, |
| 688 | AOA_NOTIFY_LINE_OUT); |
| 689 | break; |
| 690 | default: |
| 691 | return -ENODEV; |
| 692 | } |
| 693 | ucontrol->value.integer.value[0] = v; |
| 694 | return 0; |
| 695 | } |
| 696 | |
| 697 | static struct snd_kcontrol_new headphone_detected = { |
| 698 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 699 | .name = "Headphone Detected", |
| 700 | .info = control_info, |
| 701 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
| 702 | .get = detected_get, |
| 703 | .private_value = 0, |
| 704 | }; |
| 705 | |
| 706 | static struct snd_kcontrol_new lineout_detected = { |
| 707 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 708 | .name = "Line-Out Detected", |
| 709 | .info = control_info, |
| 710 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
| 711 | .get = detected_get, |
| 712 | .private_value = 1, |
| 713 | }; |
| 714 | |
| 715 | static int check_codec(struct aoa_codec *codec, |
| 716 | struct layout_dev *ldev, |
| 717 | struct codec_connect_info *cci) |
| 718 | { |
Stephen Rothwell | a7edd0e | 2007-04-03 10:52:17 +1000 | [diff] [blame] | 719 | const u32 *ref; |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 720 | char propname[32]; |
| 721 | struct codec_connection *cc; |
| 722 | |
| 723 | /* if the codec has a 'codec' node, we require a reference */ |
| 724 | if (codec->node && (strcmp(codec->node->name, "codec") == 0)) { |
| 725 | snprintf(propname, sizeof(propname), |
| 726 | "platform-%s-codec-ref", codec->name); |
Stephen Rothwell | c4f55b3 | 2007-04-03 22:39:14 +1000 | [diff] [blame] | 727 | ref = of_get_property(ldev->sound, propname, NULL); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 728 | if (!ref) { |
| 729 | printk(KERN_INFO "snd-aoa-fabric-layout: " |
| 730 | "required property %s not present\n", propname); |
| 731 | return -ENODEV; |
| 732 | } |
| 733 | if (*ref != codec->node->linux_phandle) { |
| 734 | printk(KERN_INFO "snd-aoa-fabric-layout: " |
| 735 | "%s doesn't match!\n", propname); |
| 736 | return -ENODEV; |
| 737 | } |
| 738 | } else { |
| 739 | if (layouts_list_items != 1) { |
| 740 | printk(KERN_INFO "snd-aoa-fabric-layout: " |
| 741 | "more than one soundbus, but no references.\n"); |
| 742 | return -ENODEV; |
| 743 | } |
| 744 | } |
| 745 | codec->soundbus_dev = ldev->sdev; |
| 746 | codec->gpio = &ldev->gpio; |
| 747 | |
| 748 | cc = cci->connections; |
| 749 | if (!cc) |
| 750 | return -EINVAL; |
| 751 | |
| 752 | printk(KERN_INFO "snd-aoa-fabric-layout: can use this codec\n"); |
| 753 | |
| 754 | codec->connected = 0; |
| 755 | codec->fabric_data = cc; |
| 756 | |
| 757 | while (cc->connected) { |
| 758 | codec->connected |= 1<<cc->codec_bit; |
| 759 | cc++; |
| 760 | } |
| 761 | |
| 762 | return 0; |
| 763 | } |
| 764 | |
| 765 | static int layout_found_codec(struct aoa_codec *codec) |
| 766 | { |
| 767 | struct layout_dev *ldev; |
| 768 | int i; |
| 769 | |
| 770 | list_for_each_entry(ldev, &layouts_list, list) { |
| 771 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { |
| 772 | if (!ldev->layout->codecs[i].name) |
| 773 | continue; |
| 774 | if (strcmp(ldev->layout->codecs[i].name, codec->name) == 0) { |
| 775 | if (check_codec(codec, |
| 776 | ldev, |
| 777 | &ldev->layout->codecs[i]) == 0) |
| 778 | return 0; |
| 779 | } |
| 780 | } |
| 781 | } |
| 782 | return -ENODEV; |
| 783 | } |
| 784 | |
| 785 | static void layout_remove_codec(struct aoa_codec *codec) |
| 786 | { |
| 787 | int i; |
| 788 | /* here remove the codec from the layout dev's |
| 789 | * codec reference */ |
| 790 | |
| 791 | codec->soundbus_dev = NULL; |
| 792 | codec->gpio = NULL; |
| 793 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { |
| 794 | } |
| 795 | } |
| 796 | |
| 797 | static void layout_notify(void *data) |
| 798 | { |
| 799 | struct layout_dev_ptr *dptr = data; |
| 800 | struct layout_dev *ldev; |
| 801 | int v, update; |
| 802 | struct snd_kcontrol *detected, *c; |
| 803 | struct snd_card *card = aoa_get_card(); |
| 804 | |
| 805 | ldev = dptr->ptr; |
| 806 | if (data == &ldev->selfptr_headphone) { |
| 807 | v = ldev->gpio.methods->get_detect(&ldev->gpio, AOA_NOTIFY_HEADPHONE); |
| 808 | detected = ldev->headphone_detected_ctrl; |
| 809 | update = ldev->switch_on_headphone; |
| 810 | if (update) { |
| 811 | ldev->gpio.methods->set_speakers(&ldev->gpio, !v); |
| 812 | ldev->gpio.methods->set_headphone(&ldev->gpio, v); |
| 813 | ldev->gpio.methods->set_lineout(&ldev->gpio, 0); |
| 814 | } |
| 815 | } else if (data == &ldev->selfptr_lineout) { |
| 816 | v = ldev->gpio.methods->get_detect(&ldev->gpio, AOA_NOTIFY_LINE_OUT); |
| 817 | detected = ldev->lineout_detected_ctrl; |
| 818 | update = ldev->switch_on_lineout; |
| 819 | if (update) { |
| 820 | ldev->gpio.methods->set_speakers(&ldev->gpio, !v); |
| 821 | ldev->gpio.methods->set_headphone(&ldev->gpio, 0); |
| 822 | ldev->gpio.methods->set_lineout(&ldev->gpio, v); |
| 823 | } |
| 824 | } else |
| 825 | return; |
| 826 | |
| 827 | if (detected) |
| 828 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &detected->id); |
| 829 | if (update) { |
| 830 | c = ldev->headphone_ctrl; |
| 831 | if (c) |
| 832 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id); |
| 833 | c = ldev->speaker_ctrl; |
| 834 | if (c) |
| 835 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id); |
| 836 | c = ldev->lineout_ctrl; |
| 837 | if (c) |
| 838 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id); |
| 839 | } |
| 840 | } |
| 841 | |
| 842 | static void layout_attached_codec(struct aoa_codec *codec) |
| 843 | { |
| 844 | struct codec_connection *cc; |
| 845 | struct snd_kcontrol *ctl; |
| 846 | int headphones, lineout; |
| 847 | struct layout_dev *ldev = layout_device; |
| 848 | |
| 849 | /* need to add this codec to our codec array! */ |
| 850 | |
| 851 | cc = codec->fabric_data; |
| 852 | |
| 853 | headphones = codec->gpio->methods->get_detect(codec->gpio, |
| 854 | AOA_NOTIFY_HEADPHONE); |
| 855 | lineout = codec->gpio->methods->get_detect(codec->gpio, |
| 856 | AOA_NOTIFY_LINE_OUT); |
| 857 | |
| 858 | while (cc->connected) { |
| 859 | if (cc->connected & CC_SPEAKERS) { |
| 860 | if (headphones <= 0 && lineout <= 0) |
| 861 | ldev->gpio.methods->set_speakers(codec->gpio, 1); |
| 862 | ctl = snd_ctl_new1(&speakers_ctl, codec->gpio); |
| 863 | ldev->speaker_ctrl = ctl; |
| 864 | aoa_snd_ctl_add(ctl); |
| 865 | } |
| 866 | if (cc->connected & CC_HEADPHONE) { |
| 867 | if (headphones == 1) |
| 868 | ldev->gpio.methods->set_headphone(codec->gpio, 1); |
| 869 | ctl = snd_ctl_new1(&headphone_ctl, codec->gpio); |
| 870 | ldev->headphone_ctrl = ctl; |
| 871 | aoa_snd_ctl_add(ctl); |
| 872 | ldev->have_headphone_detect = |
| 873 | !ldev->gpio.methods |
| 874 | ->set_notify(&ldev->gpio, |
| 875 | AOA_NOTIFY_HEADPHONE, |
| 876 | layout_notify, |
| 877 | &ldev->selfptr_headphone); |
| 878 | if (ldev->have_headphone_detect) { |
| 879 | ctl = snd_ctl_new1(&headphone_detect_choice, |
| 880 | ldev); |
| 881 | aoa_snd_ctl_add(ctl); |
| 882 | ctl = snd_ctl_new1(&headphone_detected, |
| 883 | ldev); |
| 884 | ldev->headphone_detected_ctrl = ctl; |
| 885 | aoa_snd_ctl_add(ctl); |
| 886 | } |
| 887 | } |
| 888 | if (cc->connected & CC_LINEOUT) { |
| 889 | if (lineout == 1) |
| 890 | ldev->gpio.methods->set_lineout(codec->gpio, 1); |
| 891 | ctl = snd_ctl_new1(&lineout_ctl, codec->gpio); |
| 892 | if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE) |
| 893 | strlcpy(ctl->id.name, |
| 894 | "Headphone Switch", sizeof(ctl->id.name)); |
| 895 | ldev->lineout_ctrl = ctl; |
| 896 | aoa_snd_ctl_add(ctl); |
| 897 | ldev->have_lineout_detect = |
| 898 | !ldev->gpio.methods |
| 899 | ->set_notify(&ldev->gpio, |
| 900 | AOA_NOTIFY_LINE_OUT, |
| 901 | layout_notify, |
| 902 | &ldev->selfptr_lineout); |
| 903 | if (ldev->have_lineout_detect) { |
| 904 | ctl = snd_ctl_new1(&lineout_detect_choice, |
| 905 | ldev); |
| 906 | if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE) |
| 907 | strlcpy(ctl->id.name, |
| 908 | "Headphone Detect Autoswitch", |
| 909 | sizeof(ctl->id.name)); |
| 910 | aoa_snd_ctl_add(ctl); |
| 911 | ctl = snd_ctl_new1(&lineout_detected, |
| 912 | ldev); |
| 913 | if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE) |
| 914 | strlcpy(ctl->id.name, |
| 915 | "Headphone Detected", |
| 916 | sizeof(ctl->id.name)); |
| 917 | ldev->lineout_detected_ctrl = ctl; |
| 918 | aoa_snd_ctl_add(ctl); |
| 919 | } |
| 920 | } |
| 921 | cc++; |
| 922 | } |
| 923 | /* now update initial state */ |
| 924 | if (ldev->have_headphone_detect) |
| 925 | layout_notify(&ldev->selfptr_headphone); |
| 926 | if (ldev->have_lineout_detect) |
| 927 | layout_notify(&ldev->selfptr_lineout); |
| 928 | } |
| 929 | |
| 930 | static struct aoa_fabric layout_fabric = { |
| 931 | .name = "SoundByLayout", |
| 932 | .owner = THIS_MODULE, |
| 933 | .found_codec = layout_found_codec, |
| 934 | .remove_codec = layout_remove_codec, |
| 935 | .attached_codec = layout_attached_codec, |
| 936 | }; |
| 937 | |
| 938 | static int aoa_fabric_layout_probe(struct soundbus_dev *sdev) |
| 939 | { |
| 940 | struct device_node *sound = NULL; |
Stephen Rothwell | c4f55b3 | 2007-04-03 22:39:14 +1000 | [diff] [blame] | 941 | const unsigned int *layout_id; |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 942 | struct layout *layout; |
| 943 | struct layout_dev *ldev = NULL; |
| 944 | int err; |
| 945 | |
| 946 | /* hm, currently we can only have one ... */ |
| 947 | if (layout_device) |
| 948 | return -ENODEV; |
| 949 | |
| 950 | /* by breaking out we keep a reference */ |
| 951 | while ((sound = of_get_next_child(sdev->ofdev.node, sound))) { |
| 952 | if (sound->type && strcasecmp(sound->type, "soundchip") == 0) |
| 953 | break; |
| 954 | } |
| 955 | if (!sound) return -ENODEV; |
| 956 | |
Stephen Rothwell | c4f55b3 | 2007-04-03 22:39:14 +1000 | [diff] [blame] | 957 | layout_id = of_get_property(sound, "layout-id", NULL); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 958 | if (!layout_id) |
| 959 | goto outnodev; |
Benjamin Herrenschmidt | a677c8f | 2006-07-10 04:44:37 -0700 | [diff] [blame] | 960 | printk(KERN_INFO "snd-aoa-fabric-layout: found bus with layout %d\n", |
| 961 | *layout_id); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 962 | |
| 963 | layout = find_layout_by_id(*layout_id); |
| 964 | if (!layout) { |
Benjamin Herrenschmidt | a677c8f | 2006-07-10 04:44:37 -0700 | [diff] [blame] | 965 | printk(KERN_ERR "snd-aoa-fabric-layout: unknown layout\n"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 966 | goto outnodev; |
| 967 | } |
| 968 | |
| 969 | ldev = kzalloc(sizeof(struct layout_dev), GFP_KERNEL); |
| 970 | if (!ldev) |
| 971 | goto outnodev; |
| 972 | |
| 973 | layout_device = ldev; |
| 974 | ldev->sdev = sdev; |
| 975 | ldev->sound = sound; |
| 976 | ldev->layout = layout; |
| 977 | ldev->gpio.node = sound->parent; |
| 978 | switch (layout->layout_id) { |
| 979 | case 41: /* that unknown machine no one seems to have */ |
| 980 | case 51: /* PowerBook5,4 */ |
| 981 | case 58: /* Mac Mini */ |
| 982 | ldev->gpio.methods = ftr_gpio_methods; |
Benjamin Herrenschmidt | a677c8f | 2006-07-10 04:44:37 -0700 | [diff] [blame] | 983 | printk(KERN_DEBUG |
| 984 | "snd-aoa-fabric-layout: Using direct GPIOs\n"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 985 | break; |
| 986 | default: |
| 987 | ldev->gpio.methods = pmf_gpio_methods; |
Benjamin Herrenschmidt | a677c8f | 2006-07-10 04:44:37 -0700 | [diff] [blame] | 988 | printk(KERN_DEBUG |
| 989 | "snd-aoa-fabric-layout: Using PMF GPIOs\n"); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 990 | } |
| 991 | ldev->selfptr_headphone.ptr = ldev; |
| 992 | ldev->selfptr_lineout.ptr = ldev; |
| 993 | sdev->ofdev.dev.driver_data = ldev; |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 994 | list_add(&ldev->list, &layouts_list); |
| 995 | layouts_list_items++; |
| 996 | |
| 997 | /* assign these before registering ourselves, so |
| 998 | * callbacks that are done during registration |
| 999 | * already have the values */ |
| 1000 | sdev->pcmid = ldev->layout->pcmid; |
| 1001 | if (ldev->layout->busname) { |
| 1002 | sdev->pcmname = ldev->layout->busname; |
| 1003 | } else { |
| 1004 | sdev->pcmname = "Master"; |
| 1005 | } |
| 1006 | |
| 1007 | ldev->gpio.methods->init(&ldev->gpio); |
| 1008 | |
Olaf Hering | 61e7710 | 2006-12-07 08:24:12 +0100 | [diff] [blame] | 1009 | err = aoa_fabric_register(&layout_fabric, &sdev->ofdev.dev); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1010 | if (err && err != -EALREADY) { |
| 1011 | printk(KERN_INFO "snd-aoa-fabric-layout: can't use," |
| 1012 | " another fabric is active!\n"); |
| 1013 | goto outlistdel; |
| 1014 | } |
| 1015 | |
| 1016 | use_layout(layout); |
| 1017 | ldev->switch_on_headphone = 1; |
| 1018 | ldev->switch_on_lineout = 1; |
| 1019 | return 0; |
| 1020 | outlistdel: |
| 1021 | /* we won't be using these then... */ |
| 1022 | ldev->gpio.methods->exit(&ldev->gpio); |
| 1023 | /* reset if we didn't use it */ |
| 1024 | sdev->pcmname = NULL; |
| 1025 | sdev->pcmid = -1; |
| 1026 | list_del(&ldev->list); |
| 1027 | layouts_list_items--; |
| 1028 | outnodev: |
Mariusz Kozlowski | c684871 | 2007-01-08 10:59:51 +0100 | [diff] [blame] | 1029 | of_node_put(sound); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1030 | layout_device = NULL; |
Mariusz Kozlowski | c684871 | 2007-01-08 10:59:51 +0100 | [diff] [blame] | 1031 | kfree(ldev); |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1032 | return -ENODEV; |
| 1033 | } |
| 1034 | |
| 1035 | static int aoa_fabric_layout_remove(struct soundbus_dev *sdev) |
| 1036 | { |
| 1037 | struct layout_dev *ldev = sdev->ofdev.dev.driver_data; |
| 1038 | int i; |
| 1039 | |
| 1040 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { |
| 1041 | if (ldev->codecs[i]) { |
| 1042 | aoa_fabric_unlink_codec(ldev->codecs[i]); |
| 1043 | } |
| 1044 | ldev->codecs[i] = NULL; |
| 1045 | } |
| 1046 | list_del(&ldev->list); |
| 1047 | layouts_list_items--; |
| 1048 | of_node_put(ldev->sound); |
| 1049 | |
| 1050 | ldev->gpio.methods->set_notify(&ldev->gpio, |
| 1051 | AOA_NOTIFY_HEADPHONE, |
| 1052 | NULL, |
| 1053 | NULL); |
| 1054 | ldev->gpio.methods->set_notify(&ldev->gpio, |
| 1055 | AOA_NOTIFY_LINE_OUT, |
| 1056 | NULL, |
| 1057 | NULL); |
| 1058 | |
| 1059 | ldev->gpio.methods->exit(&ldev->gpio); |
| 1060 | layout_device = NULL; |
| 1061 | kfree(ldev); |
| 1062 | sdev->pcmid = -1; |
| 1063 | sdev->pcmname = NULL; |
| 1064 | return 0; |
| 1065 | } |
| 1066 | |
| 1067 | #ifdef CONFIG_PM |
| 1068 | static int aoa_fabric_layout_suspend(struct soundbus_dev *sdev, pm_message_t state) |
| 1069 | { |
| 1070 | struct layout_dev *ldev = sdev->ofdev.dev.driver_data; |
| 1071 | |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1072 | if (ldev->gpio.methods && ldev->gpio.methods->all_amps_off) |
| 1073 | ldev->gpio.methods->all_amps_off(&ldev->gpio); |
| 1074 | |
| 1075 | return 0; |
| 1076 | } |
| 1077 | |
| 1078 | static int aoa_fabric_layout_resume(struct soundbus_dev *sdev) |
| 1079 | { |
| 1080 | struct layout_dev *ldev = sdev->ofdev.dev.driver_data; |
| 1081 | |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1082 | if (ldev->gpio.methods && ldev->gpio.methods->all_amps_off) |
| 1083 | ldev->gpio.methods->all_amps_restore(&ldev->gpio); |
| 1084 | |
| 1085 | return 0; |
| 1086 | } |
| 1087 | #endif |
| 1088 | |
| 1089 | static struct soundbus_driver aoa_soundbus_driver = { |
| 1090 | .name = "snd_aoa_soundbus_drv", |
| 1091 | .owner = THIS_MODULE, |
| 1092 | .probe = aoa_fabric_layout_probe, |
| 1093 | .remove = aoa_fabric_layout_remove, |
| 1094 | #ifdef CONFIG_PM |
| 1095 | .suspend = aoa_fabric_layout_suspend, |
| 1096 | .resume = aoa_fabric_layout_resume, |
| 1097 | #endif |
Olaf Hering | c17d6fd | 2006-12-07 08:25:01 +0100 | [diff] [blame] | 1098 | .driver = { |
| 1099 | .owner = THIS_MODULE, |
| 1100 | } |
Johannes Berg | f3d9478 | 2006-06-21 15:42:43 +0200 | [diff] [blame] | 1101 | }; |
| 1102 | |
| 1103 | static int __init aoa_fabric_layout_init(void) |
| 1104 | { |
| 1105 | int err; |
| 1106 | |
| 1107 | err = soundbus_register_driver(&aoa_soundbus_driver); |
| 1108 | if (err) |
| 1109 | return err; |
| 1110 | return 0; |
| 1111 | } |
| 1112 | |
| 1113 | static void __exit aoa_fabric_layout_exit(void) |
| 1114 | { |
| 1115 | soundbus_unregister_driver(&aoa_soundbus_driver); |
| 1116 | aoa_fabric_unregister(&layout_fabric); |
| 1117 | } |
| 1118 | |
| 1119 | module_init(aoa_fabric_layout_init); |
| 1120 | module_exit(aoa_fabric_layout_exit); |