Commit | Line | Data |
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f3d9478b | 1 | /* |
45e513b6 | 2 | * Apple Onboard Audio driver -- layout/machine id fabric |
f3d9478b | 3 | * |
45e513b6 | 4 | * Copyright 2006-2008 Johannes Berg <johannes@sipsolutions.net> |
f3d9478b JB |
5 | * |
6 | * GPL v2, can be found in COPYING. | |
7 | * | |
8 | * | |
45e513b6 JB |
9 | * This fabric module looks for sound codecs based on the |
10 | * layout-id or device-id property in the device tree. | |
f3d9478b | 11 | */ |
f3d9478b JB |
12 | #include <asm/prom.h> |
13 | #include <linux/list.h> | |
14 | #include <linux/module.h> | |
15 | #include "../aoa.h" | |
16 | #include "../soundbus/soundbus.h" | |
17 | ||
18 | MODULE_AUTHOR("Johannes Berg <johannes@sipsolutions.net>"); | |
19 | MODULE_LICENSE("GPL"); | |
20 | MODULE_DESCRIPTION("Layout-ID fabric for snd-aoa"); | |
21 | ||
22 | #define MAX_CODECS_PER_BUS 2 | |
23 | ||
24 | /* These are the connections the layout fabric | |
25 | * knows about. It doesn't really care about the | |
26 | * input ones, but I thought I'd separate them | |
27 | * to give them proper names. The thing is that | |
28 | * Apple usually will distinguish the active output | |
29 | * by GPIOs, while the active input is set directly | |
30 | * on the codec. Hence we here tell the codec what | |
31 | * we think is connected. This information is hard- | |
32 | * coded below ... */ | |
33 | #define CC_SPEAKERS (1<<0) | |
34 | #define CC_HEADPHONE (1<<1) | |
35 | #define CC_LINEOUT (1<<2) | |
36 | #define CC_DIGITALOUT (1<<3) | |
37 | #define CC_LINEIN (1<<4) | |
38 | #define CC_MICROPHONE (1<<5) | |
39 | #define CC_DIGITALIN (1<<6) | |
40 | /* pretty bogus but users complain... | |
41 | * This is a flag saying that the LINEOUT | |
42 | * should be renamed to HEADPHONE. | |
43 | * be careful with input detection! */ | |
44 | #define CC_LINEOUT_LABELLED_HEADPHONE (1<<7) | |
45 | ||
46 | struct codec_connection { | |
47 | /* CC_ flags from above */ | |
48 | int connected; | |
49 | /* codec dependent bit to be set in the aoa_codec.connected field. | |
50 | * This intentionally doesn't have any generic flags because the | |
51 | * fabric has to know the codec anyway and all codecs might have | |
52 | * different connectors */ | |
53 | int codec_bit; | |
54 | }; | |
55 | ||
56 | struct codec_connect_info { | |
57 | char *name; | |
58 | struct codec_connection *connections; | |
59 | }; | |
60 | ||
61 | #define LAYOUT_FLAG_COMBO_LINEOUT_SPDIF (1<<0) | |
62 | ||
63 | struct layout { | |
45e513b6 | 64 | unsigned int layout_id, device_id; |
f3d9478b JB |
65 | struct codec_connect_info codecs[MAX_CODECS_PER_BUS]; |
66 | int flags; | |
888dcb7c | 67 | |
f3d9478b JB |
68 | /* if busname is not assigned, we use 'Master' below, |
69 | * so that our layout table doesn't need to be filled | |
70 | * too much. | |
71 | * We only assign these two if we expect to find more | |
72 | * than one soundbus, i.e. on those machines with | |
73 | * multiple layout-ids */ | |
74 | char *busname; | |
75 | int pcmid; | |
76 | }; | |
77 | ||
3e5102ad | 78 | MODULE_ALIAS("sound-layout-36"); |
f3d9478b JB |
79 | MODULE_ALIAS("sound-layout-41"); |
80 | MODULE_ALIAS("sound-layout-45"); | |
3e5102ad JB |
81 | MODULE_ALIAS("sound-layout-47"); |
82 | MODULE_ALIAS("sound-layout-48"); | |
83 | MODULE_ALIAS("sound-layout-49"); | |
84 | MODULE_ALIAS("sound-layout-50"); | |
f3d9478b | 85 | MODULE_ALIAS("sound-layout-51"); |
3e5102ad JB |
86 | MODULE_ALIAS("sound-layout-56"); |
87 | MODULE_ALIAS("sound-layout-57"); | |
f3d9478b JB |
88 | MODULE_ALIAS("sound-layout-58"); |
89 | MODULE_ALIAS("sound-layout-60"); | |
90 | MODULE_ALIAS("sound-layout-61"); | |
3e5102ad | 91 | MODULE_ALIAS("sound-layout-62"); |
f3d9478b JB |
92 | MODULE_ALIAS("sound-layout-64"); |
93 | MODULE_ALIAS("sound-layout-65"); | |
3e5102ad JB |
94 | MODULE_ALIAS("sound-layout-66"); |
95 | MODULE_ALIAS("sound-layout-67"); | |
f3d9478b JB |
96 | MODULE_ALIAS("sound-layout-68"); |
97 | MODULE_ALIAS("sound-layout-69"); | |
98 | MODULE_ALIAS("sound-layout-70"); | |
99 | MODULE_ALIAS("sound-layout-72"); | |
3e5102ad | 100 | MODULE_ALIAS("sound-layout-76"); |
f3d9478b JB |
101 | MODULE_ALIAS("sound-layout-80"); |
102 | MODULE_ALIAS("sound-layout-82"); | |
103 | MODULE_ALIAS("sound-layout-84"); | |
104 | MODULE_ALIAS("sound-layout-86"); | |
3e5102ad | 105 | MODULE_ALIAS("sound-layout-90"); |
f3d9478b | 106 | MODULE_ALIAS("sound-layout-92"); |
3e5102ad | 107 | MODULE_ALIAS("sound-layout-94"); |
c6feefd0 | 108 | MODULE_ALIAS("sound-layout-96"); |
3e5102ad JB |
109 | MODULE_ALIAS("sound-layout-98"); |
110 | MODULE_ALIAS("sound-layout-100"); | |
f3d9478b | 111 | |
45e513b6 JB |
112 | MODULE_ALIAS("aoa-device-id-14"); |
113 | MODULE_ALIAS("aoa-device-id-22"); | |
114 | MODULE_ALIAS("aoa-device-id-35"); | |
115 | ||
f3d9478b JB |
116 | /* onyx with all but microphone connected */ |
117 | static struct codec_connection onyx_connections_nomic[] = { | |
118 | { | |
119 | .connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT, | |
120 | .codec_bit = 0, | |
121 | }, | |
122 | { | |
123 | .connected = CC_DIGITALOUT, | |
124 | .codec_bit = 1, | |
125 | }, | |
126 | { | |
127 | .connected = CC_LINEIN, | |
128 | .codec_bit = 2, | |
129 | }, | |
130 | {} /* terminate array by .connected == 0 */ | |
131 | }; | |
132 | ||
133 | /* onyx on machines without headphone */ | |
134 | static struct codec_connection onyx_connections_noheadphones[] = { | |
135 | { | |
136 | .connected = CC_SPEAKERS | CC_LINEOUT | | |
137 | CC_LINEOUT_LABELLED_HEADPHONE, | |
138 | .codec_bit = 0, | |
139 | }, | |
140 | { | |
141 | .connected = CC_DIGITALOUT, | |
142 | .codec_bit = 1, | |
143 | }, | |
144 | /* FIXME: are these correct? probably not for all the machines | |
145 | * below ... If not this will need separating. */ | |
146 | { | |
147 | .connected = CC_LINEIN, | |
148 | .codec_bit = 2, | |
149 | }, | |
150 | { | |
151 | .connected = CC_MICROPHONE, | |
152 | .codec_bit = 3, | |
153 | }, | |
154 | {} /* terminate array by .connected == 0 */ | |
155 | }; | |
156 | ||
157 | /* onyx on machines with real line-out */ | |
158 | static struct codec_connection onyx_connections_reallineout[] = { | |
159 | { | |
160 | .connected = CC_SPEAKERS | CC_LINEOUT | CC_HEADPHONE, | |
161 | .codec_bit = 0, | |
162 | }, | |
163 | { | |
164 | .connected = CC_DIGITALOUT, | |
165 | .codec_bit = 1, | |
166 | }, | |
167 | { | |
168 | .connected = CC_LINEIN, | |
169 | .codec_bit = 2, | |
170 | }, | |
171 | {} /* terminate array by .connected == 0 */ | |
172 | }; | |
173 | ||
174 | /* tas on machines without line out */ | |
175 | static struct codec_connection tas_connections_nolineout[] = { | |
176 | { | |
177 | .connected = CC_SPEAKERS | CC_HEADPHONE, | |
178 | .codec_bit = 0, | |
179 | }, | |
180 | { | |
181 | .connected = CC_LINEIN, | |
182 | .codec_bit = 2, | |
183 | }, | |
184 | { | |
185 | .connected = CC_MICROPHONE, | |
186 | .codec_bit = 3, | |
187 | }, | |
188 | {} /* terminate array by .connected == 0 */ | |
189 | }; | |
190 | ||
191 | /* tas on machines with neither line out nor line in */ | |
192 | static struct codec_connection tas_connections_noline[] = { | |
193 | { | |
194 | .connected = CC_SPEAKERS | CC_HEADPHONE, | |
195 | .codec_bit = 0, | |
196 | }, | |
197 | { | |
198 | .connected = CC_MICROPHONE, | |
199 | .codec_bit = 3, | |
200 | }, | |
201 | {} /* terminate array by .connected == 0 */ | |
202 | }; | |
203 | ||
204 | /* tas on machines without microphone */ | |
205 | static struct codec_connection tas_connections_nomic[] = { | |
206 | { | |
207 | .connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT, | |
208 | .codec_bit = 0, | |
209 | }, | |
210 | { | |
211 | .connected = CC_LINEIN, | |
212 | .codec_bit = 2, | |
213 | }, | |
214 | {} /* terminate array by .connected == 0 */ | |
215 | }; | |
216 | ||
217 | /* tas on machines with everything connected */ | |
218 | static struct codec_connection tas_connections_all[] = { | |
219 | { | |
220 | .connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT, | |
221 | .codec_bit = 0, | |
222 | }, | |
223 | { | |
224 | .connected = CC_LINEIN, | |
225 | .codec_bit = 2, | |
226 | }, | |
227 | { | |
228 | .connected = CC_MICROPHONE, | |
229 | .codec_bit = 3, | |
230 | }, | |
231 | {} /* terminate array by .connected == 0 */ | |
232 | }; | |
233 | ||
234 | static struct codec_connection toonie_connections[] = { | |
235 | { | |
236 | .connected = CC_SPEAKERS | CC_HEADPHONE, | |
237 | .codec_bit = 0, | |
238 | }, | |
239 | {} /* terminate array by .connected == 0 */ | |
240 | }; | |
241 | ||
242 | static struct codec_connection topaz_input[] = { | |
243 | { | |
244 | .connected = CC_DIGITALIN, | |
245 | .codec_bit = 0, | |
246 | }, | |
247 | {} /* terminate array by .connected == 0 */ | |
248 | }; | |
249 | ||
250 | static struct codec_connection topaz_output[] = { | |
251 | { | |
252 | .connected = CC_DIGITALOUT, | |
253 | .codec_bit = 1, | |
254 | }, | |
255 | {} /* terminate array by .connected == 0 */ | |
256 | }; | |
257 | ||
258 | static struct codec_connection topaz_inout[] = { | |
259 | { | |
260 | .connected = CC_DIGITALIN, | |
261 | .codec_bit = 0, | |
262 | }, | |
263 | { | |
264 | .connected = CC_DIGITALOUT, | |
265 | .codec_bit = 1, | |
266 | }, | |
267 | {} /* terminate array by .connected == 0 */ | |
268 | }; | |
269 | ||
270 | static struct layout layouts[] = { | |
271 | /* last PowerBooks (15" Oct 2005) */ | |
272 | { .layout_id = 82, | |
273 | .flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF, | |
274 | .codecs[0] = { | |
275 | .name = "onyx", | |
276 | .connections = onyx_connections_noheadphones, | |
277 | }, | |
278 | .codecs[1] = { | |
279 | .name = "topaz", | |
280 | .connections = topaz_input, | |
281 | }, | |
282 | }, | |
283 | /* PowerMac9,1 */ | |
284 | { .layout_id = 60, | |
285 | .codecs[0] = { | |
286 | .name = "onyx", | |
287 | .connections = onyx_connections_reallineout, | |
288 | }, | |
289 | }, | |
290 | /* PowerMac9,1 */ | |
291 | { .layout_id = 61, | |
292 | .codecs[0] = { | |
293 | .name = "topaz", | |
294 | .connections = topaz_input, | |
295 | }, | |
296 | }, | |
297 | /* PowerBook5,7 */ | |
298 | { .layout_id = 64, | |
299 | .flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF, | |
300 | .codecs[0] = { | |
301 | .name = "onyx", | |
302 | .connections = onyx_connections_noheadphones, | |
303 | }, | |
304 | }, | |
305 | /* PowerBook5,7 */ | |
306 | { .layout_id = 65, | |
307 | .codecs[0] = { | |
308 | .name = "topaz", | |
309 | .connections = topaz_input, | |
310 | }, | |
311 | }, | |
312 | /* PowerBook5,9 [17" Oct 2005] */ | |
313 | { .layout_id = 84, | |
314 | .flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF, | |
315 | .codecs[0] = { | |
316 | .name = "onyx", | |
317 | .connections = onyx_connections_noheadphones, | |
318 | }, | |
319 | .codecs[1] = { | |
320 | .name = "topaz", | |
321 | .connections = topaz_input, | |
322 | }, | |
323 | }, | |
324 | /* PowerMac8,1 */ | |
325 | { .layout_id = 45, | |
326 | .codecs[0] = { | |
327 | .name = "onyx", | |
328 | .connections = onyx_connections_noheadphones, | |
329 | }, | |
330 | .codecs[1] = { | |
331 | .name = "topaz", | |
332 | .connections = topaz_input, | |
333 | }, | |
334 | }, | |
335 | /* Quad PowerMac (analog in, analog/digital out) */ | |
336 | { .layout_id = 68, | |
337 | .codecs[0] = { | |
338 | .name = "onyx", | |
339 | .connections = onyx_connections_nomic, | |
340 | }, | |
341 | }, | |
342 | /* Quad PowerMac (digital in) */ | |
343 | { .layout_id = 69, | |
344 | .codecs[0] = { | |
345 | .name = "topaz", | |
346 | .connections = topaz_input, | |
347 | }, | |
348 | .busname = "digital in", .pcmid = 1 }, | |
349 | /* Early 2005 PowerBook (PowerBook 5,6) */ | |
350 | { .layout_id = 70, | |
351 | .codecs[0] = { | |
352 | .name = "tas", | |
353 | .connections = tas_connections_nolineout, | |
354 | }, | |
355 | }, | |
356 | /* PowerBook 5,4 */ | |
357 | { .layout_id = 51, | |
358 | .codecs[0] = { | |
359 | .name = "tas", | |
360 | .connections = tas_connections_nolineout, | |
361 | }, | |
362 | }, | |
363 | /* PowerBook6,7 */ | |
364 | { .layout_id = 80, | |
365 | .codecs[0] = { | |
366 | .name = "tas", | |
367 | .connections = tas_connections_noline, | |
368 | }, | |
369 | }, | |
370 | /* PowerBook6,8 */ | |
371 | { .layout_id = 72, | |
372 | .codecs[0] = { | |
373 | .name = "tas", | |
374 | .connections = tas_connections_nolineout, | |
375 | }, | |
376 | }, | |
377 | /* PowerMac8,2 */ | |
378 | { .layout_id = 86, | |
379 | .codecs[0] = { | |
380 | .name = "onyx", | |
381 | .connections = onyx_connections_nomic, | |
382 | }, | |
383 | .codecs[1] = { | |
384 | .name = "topaz", | |
385 | .connections = topaz_input, | |
386 | }, | |
387 | }, | |
388 | /* PowerBook6,7 */ | |
389 | { .layout_id = 92, | |
390 | .codecs[0] = { | |
391 | .name = "tas", | |
392 | .connections = tas_connections_nolineout, | |
393 | }, | |
394 | }, | |
395 | /* PowerMac10,1 (Mac Mini) */ | |
396 | { .layout_id = 58, | |
397 | .codecs[0] = { | |
398 | .name = "toonie", | |
399 | .connections = toonie_connections, | |
400 | }, | |
401 | }, | |
c6feefd0 JB |
402 | { |
403 | .layout_id = 96, | |
404 | .codecs[0] = { | |
405 | .name = "onyx", | |
406 | .connections = onyx_connections_noheadphones, | |
407 | }, | |
408 | }, | |
f3d9478b JB |
409 | /* unknown, untested, but this comes from Apple */ |
410 | { .layout_id = 41, | |
411 | .codecs[0] = { | |
412 | .name = "tas", | |
413 | .connections = tas_connections_all, | |
414 | }, | |
415 | }, | |
416 | { .layout_id = 36, | |
417 | .codecs[0] = { | |
418 | .name = "tas", | |
419 | .connections = tas_connections_nomic, | |
420 | }, | |
421 | .codecs[1] = { | |
422 | .name = "topaz", | |
423 | .connections = topaz_inout, | |
424 | }, | |
425 | }, | |
426 | { .layout_id = 47, | |
427 | .codecs[0] = { | |
428 | .name = "onyx", | |
429 | .connections = onyx_connections_noheadphones, | |
430 | }, | |
431 | }, | |
432 | { .layout_id = 48, | |
433 | .codecs[0] = { | |
434 | .name = "topaz", | |
435 | .connections = topaz_input, | |
436 | }, | |
437 | }, | |
438 | { .layout_id = 49, | |
439 | .codecs[0] = { | |
440 | .name = "onyx", | |
441 | .connections = onyx_connections_nomic, | |
442 | }, | |
443 | }, | |
444 | { .layout_id = 50, | |
445 | .codecs[0] = { | |
446 | .name = "topaz", | |
447 | .connections = topaz_input, | |
448 | }, | |
449 | }, | |
450 | { .layout_id = 56, | |
451 | .codecs[0] = { | |
452 | .name = "onyx", | |
453 | .connections = onyx_connections_noheadphones, | |
454 | }, | |
455 | }, | |
456 | { .layout_id = 57, | |
457 | .codecs[0] = { | |
458 | .name = "topaz", | |
459 | .connections = topaz_input, | |
460 | }, | |
461 | }, | |
462 | { .layout_id = 62, | |
463 | .codecs[0] = { | |
464 | .name = "onyx", | |
465 | .connections = onyx_connections_noheadphones, | |
466 | }, | |
467 | .codecs[1] = { | |
468 | .name = "topaz", | |
469 | .connections = topaz_output, | |
470 | }, | |
471 | }, | |
472 | { .layout_id = 66, | |
473 | .codecs[0] = { | |
474 | .name = "onyx", | |
475 | .connections = onyx_connections_noheadphones, | |
476 | }, | |
477 | }, | |
478 | { .layout_id = 67, | |
479 | .codecs[0] = { | |
480 | .name = "topaz", | |
481 | .connections = topaz_input, | |
482 | }, | |
483 | }, | |
484 | { .layout_id = 76, | |
485 | .codecs[0] = { | |
486 | .name = "tas", | |
487 | .connections = tas_connections_nomic, | |
488 | }, | |
489 | .codecs[1] = { | |
490 | .name = "topaz", | |
491 | .connections = topaz_inout, | |
492 | }, | |
493 | }, | |
494 | { .layout_id = 90, | |
495 | .codecs[0] = { | |
496 | .name = "tas", | |
497 | .connections = tas_connections_noline, | |
498 | }, | |
499 | }, | |
500 | { .layout_id = 94, | |
501 | .codecs[0] = { | |
502 | .name = "onyx", | |
503 | /* but it has an external mic?? how to select? */ | |
504 | .connections = onyx_connections_noheadphones, | |
505 | }, | |
506 | }, | |
f3d9478b JB |
507 | { .layout_id = 98, |
508 | .codecs[0] = { | |
509 | .name = "toonie", | |
510 | .connections = toonie_connections, | |
511 | }, | |
512 | }, | |
513 | { .layout_id = 100, | |
514 | .codecs[0] = { | |
515 | .name = "topaz", | |
516 | .connections = topaz_input, | |
517 | }, | |
518 | .codecs[1] = { | |
519 | .name = "onyx", | |
520 | .connections = onyx_connections_noheadphones, | |
521 | }, | |
522 | }, | |
45e513b6 JB |
523 | /* PowerMac3,4 */ |
524 | { .device_id = 14, | |
525 | .codecs[0] = { | |
526 | .name = "tas", | |
527 | .connections = tas_connections_noline, | |
528 | }, | |
529 | }, | |
530 | /* PowerMac3,6 */ | |
531 | { .device_id = 22, | |
532 | .codecs[0] = { | |
533 | .name = "tas", | |
534 | .connections = tas_connections_all, | |
535 | }, | |
536 | }, | |
537 | /* PowerBook5,2 */ | |
538 | { .device_id = 35, | |
539 | .codecs[0] = { | |
540 | .name = "tas", | |
541 | .connections = tas_connections_all, | |
542 | }, | |
543 | }, | |
f3d9478b JB |
544 | {} |
545 | }; | |
546 | ||
547 | static struct layout *find_layout_by_id(unsigned int id) | |
548 | { | |
549 | struct layout *l; | |
550 | ||
551 | l = layouts; | |
45e513b6 | 552 | while (l->codecs[0].name) { |
f3d9478b JB |
553 | if (l->layout_id == id) |
554 | return l; | |
555 | l++; | |
556 | } | |
557 | return NULL; | |
558 | } | |
559 | ||
45e513b6 JB |
560 | static struct layout *find_layout_by_device(unsigned int id) |
561 | { | |
562 | struct layout *l; | |
563 | ||
564 | l = layouts; | |
565 | while (l->codecs[0].name) { | |
566 | if (l->device_id == id) | |
567 | return l; | |
568 | l++; | |
569 | } | |
570 | return NULL; | |
571 | } | |
572 | ||
f3d9478b JB |
573 | static void use_layout(struct layout *l) |
574 | { | |
575 | int i; | |
576 | ||
577 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { | |
578 | if (l->codecs[i].name) { | |
579 | request_module("snd-aoa-codec-%s", l->codecs[i].name); | |
580 | } | |
581 | } | |
582 | /* now we wait for the codecs to call us back */ | |
583 | } | |
584 | ||
585 | struct layout_dev; | |
586 | ||
587 | struct layout_dev_ptr { | |
588 | struct layout_dev *ptr; | |
589 | }; | |
590 | ||
591 | struct layout_dev { | |
592 | struct list_head list; | |
593 | struct soundbus_dev *sdev; | |
594 | struct device_node *sound; | |
595 | struct aoa_codec *codecs[MAX_CODECS_PER_BUS]; | |
596 | struct layout *layout; | |
597 | struct gpio_runtime gpio; | |
598 | ||
599 | /* we need these for headphone/lineout detection */ | |
600 | struct snd_kcontrol *headphone_ctrl; | |
601 | struct snd_kcontrol *lineout_ctrl; | |
602 | struct snd_kcontrol *speaker_ctrl; | |
5f17e79c | 603 | struct snd_kcontrol *master_ctrl; |
f3d9478b JB |
604 | struct snd_kcontrol *headphone_detected_ctrl; |
605 | struct snd_kcontrol *lineout_detected_ctrl; | |
606 | ||
607 | struct layout_dev_ptr selfptr_headphone; | |
608 | struct layout_dev_ptr selfptr_lineout; | |
609 | ||
610 | u32 have_lineout_detect:1, | |
611 | have_headphone_detect:1, | |
612 | switch_on_headphone:1, | |
613 | switch_on_lineout:1; | |
614 | }; | |
615 | ||
616 | static LIST_HEAD(layouts_list); | |
617 | static int layouts_list_items; | |
618 | /* this can go away but only if we allow multiple cards, | |
619 | * make the fabric handle all the card stuff, etc... */ | |
620 | static struct layout_dev *layout_device; | |
621 | ||
a5ce8890 | 622 | #define control_info snd_ctl_boolean_mono_info |
f3d9478b JB |
623 | |
624 | #define AMP_CONTROL(n, description) \ | |
625 | static int n##_control_get(struct snd_kcontrol *kcontrol, \ | |
626 | struct snd_ctl_elem_value *ucontrol) \ | |
627 | { \ | |
628 | struct gpio_runtime *gpio = snd_kcontrol_chip(kcontrol); \ | |
629 | if (gpio->methods && gpio->methods->get_##n) \ | |
630 | ucontrol->value.integer.value[0] = \ | |
631 | gpio->methods->get_##n(gpio); \ | |
632 | return 0; \ | |
633 | } \ | |
634 | static int n##_control_put(struct snd_kcontrol *kcontrol, \ | |
635 | struct snd_ctl_elem_value *ucontrol) \ | |
636 | { \ | |
637 | struct gpio_runtime *gpio = snd_kcontrol_chip(kcontrol); \ | |
638 | if (gpio->methods && gpio->methods->get_##n) \ | |
639 | gpio->methods->set_##n(gpio, \ | |
498ade1a | 640 | !!ucontrol->value.integer.value[0]); \ |
f3d9478b JB |
641 | return 1; \ |
642 | } \ | |
643 | static struct snd_kcontrol_new n##_ctl = { \ | |
644 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ | |
645 | .name = description, \ | |
646 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
647 | .info = control_info, \ | |
648 | .get = n##_control_get, \ | |
649 | .put = n##_control_put, \ | |
650 | } | |
651 | ||
652 | AMP_CONTROL(headphone, "Headphone Switch"); | |
653 | AMP_CONTROL(speakers, "Speakers Switch"); | |
654 | AMP_CONTROL(lineout, "Line-Out Switch"); | |
5f17e79c | 655 | AMP_CONTROL(master, "Master Switch"); |
f3d9478b JB |
656 | |
657 | static int detect_choice_get(struct snd_kcontrol *kcontrol, | |
658 | struct snd_ctl_elem_value *ucontrol) | |
659 | { | |
660 | struct layout_dev *ldev = snd_kcontrol_chip(kcontrol); | |
661 | ||
662 | switch (kcontrol->private_value) { | |
663 | case 0: | |
664 | ucontrol->value.integer.value[0] = ldev->switch_on_headphone; | |
665 | break; | |
666 | case 1: | |
667 | ucontrol->value.integer.value[0] = ldev->switch_on_lineout; | |
668 | break; | |
669 | default: | |
670 | return -ENODEV; | |
671 | } | |
672 | return 0; | |
673 | } | |
674 | ||
675 | static int detect_choice_put(struct snd_kcontrol *kcontrol, | |
676 | struct snd_ctl_elem_value *ucontrol) | |
677 | { | |
678 | struct layout_dev *ldev = snd_kcontrol_chip(kcontrol); | |
679 | ||
680 | switch (kcontrol->private_value) { | |
681 | case 0: | |
682 | ldev->switch_on_headphone = !!ucontrol->value.integer.value[0]; | |
683 | break; | |
684 | case 1: | |
685 | ldev->switch_on_lineout = !!ucontrol->value.integer.value[0]; | |
686 | break; | |
687 | default: | |
688 | return -ENODEV; | |
689 | } | |
690 | return 1; | |
691 | } | |
692 | ||
693 | static struct snd_kcontrol_new headphone_detect_choice = { | |
694 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
695 | .name = "Headphone Detect Autoswitch", | |
696 | .info = control_info, | |
697 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, | |
698 | .get = detect_choice_get, | |
699 | .put = detect_choice_put, | |
700 | .private_value = 0, | |
701 | }; | |
702 | ||
703 | static struct snd_kcontrol_new lineout_detect_choice = { | |
704 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
705 | .name = "Line-Out Detect Autoswitch", | |
706 | .info = control_info, | |
707 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, | |
708 | .get = detect_choice_get, | |
709 | .put = detect_choice_put, | |
710 | .private_value = 1, | |
711 | }; | |
712 | ||
713 | static int detected_get(struct snd_kcontrol *kcontrol, | |
714 | struct snd_ctl_elem_value *ucontrol) | |
715 | { | |
716 | struct layout_dev *ldev = snd_kcontrol_chip(kcontrol); | |
717 | int v; | |
718 | ||
719 | switch (kcontrol->private_value) { | |
720 | case 0: | |
721 | v = ldev->gpio.methods->get_detect(&ldev->gpio, | |
722 | AOA_NOTIFY_HEADPHONE); | |
723 | break; | |
724 | case 1: | |
725 | v = ldev->gpio.methods->get_detect(&ldev->gpio, | |
726 | AOA_NOTIFY_LINE_OUT); | |
727 | break; | |
728 | default: | |
729 | return -ENODEV; | |
730 | } | |
731 | ucontrol->value.integer.value[0] = v; | |
732 | return 0; | |
733 | } | |
734 | ||
735 | static struct snd_kcontrol_new headphone_detected = { | |
736 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
737 | .name = "Headphone Detected", | |
738 | .info = control_info, | |
739 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
740 | .get = detected_get, | |
741 | .private_value = 0, | |
742 | }; | |
743 | ||
744 | static struct snd_kcontrol_new lineout_detected = { | |
745 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
746 | .name = "Line-Out Detected", | |
747 | .info = control_info, | |
748 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
749 | .get = detected_get, | |
750 | .private_value = 1, | |
751 | }; | |
752 | ||
753 | static int check_codec(struct aoa_codec *codec, | |
754 | struct layout_dev *ldev, | |
755 | struct codec_connect_info *cci) | |
756 | { | |
a7edd0e6 | 757 | const u32 *ref; |
f3d9478b JB |
758 | char propname[32]; |
759 | struct codec_connection *cc; | |
760 | ||
761 | /* if the codec has a 'codec' node, we require a reference */ | |
762 | if (codec->node && (strcmp(codec->node->name, "codec") == 0)) { | |
763 | snprintf(propname, sizeof(propname), | |
764 | "platform-%s-codec-ref", codec->name); | |
c4f55b39 | 765 | ref = of_get_property(ldev->sound, propname, NULL); |
f3d9478b JB |
766 | if (!ref) { |
767 | printk(KERN_INFO "snd-aoa-fabric-layout: " | |
768 | "required property %s not present\n", propname); | |
769 | return -ENODEV; | |
770 | } | |
771 | if (*ref != codec->node->linux_phandle) { | |
772 | printk(KERN_INFO "snd-aoa-fabric-layout: " | |
773 | "%s doesn't match!\n", propname); | |
774 | return -ENODEV; | |
775 | } | |
776 | } else { | |
777 | if (layouts_list_items != 1) { | |
778 | printk(KERN_INFO "snd-aoa-fabric-layout: " | |
779 | "more than one soundbus, but no references.\n"); | |
780 | return -ENODEV; | |
781 | } | |
782 | } | |
783 | codec->soundbus_dev = ldev->sdev; | |
784 | codec->gpio = &ldev->gpio; | |
785 | ||
786 | cc = cci->connections; | |
787 | if (!cc) | |
788 | return -EINVAL; | |
789 | ||
790 | printk(KERN_INFO "snd-aoa-fabric-layout: can use this codec\n"); | |
791 | ||
792 | codec->connected = 0; | |
793 | codec->fabric_data = cc; | |
794 | ||
795 | while (cc->connected) { | |
796 | codec->connected |= 1<<cc->codec_bit; | |
797 | cc++; | |
798 | } | |
799 | ||
800 | return 0; | |
801 | } | |
802 | ||
803 | static int layout_found_codec(struct aoa_codec *codec) | |
804 | { | |
805 | struct layout_dev *ldev; | |
806 | int i; | |
807 | ||
808 | list_for_each_entry(ldev, &layouts_list, list) { | |
809 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { | |
810 | if (!ldev->layout->codecs[i].name) | |
811 | continue; | |
812 | if (strcmp(ldev->layout->codecs[i].name, codec->name) == 0) { | |
813 | if (check_codec(codec, | |
814 | ldev, | |
815 | &ldev->layout->codecs[i]) == 0) | |
816 | return 0; | |
817 | } | |
818 | } | |
819 | } | |
820 | return -ENODEV; | |
821 | } | |
822 | ||
823 | static void layout_remove_codec(struct aoa_codec *codec) | |
824 | { | |
825 | int i; | |
826 | /* here remove the codec from the layout dev's | |
827 | * codec reference */ | |
828 | ||
829 | codec->soundbus_dev = NULL; | |
830 | codec->gpio = NULL; | |
831 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { | |
832 | } | |
833 | } | |
834 | ||
835 | static void layout_notify(void *data) | |
836 | { | |
837 | struct layout_dev_ptr *dptr = data; | |
838 | struct layout_dev *ldev; | |
839 | int v, update; | |
840 | struct snd_kcontrol *detected, *c; | |
841 | struct snd_card *card = aoa_get_card(); | |
842 | ||
843 | ldev = dptr->ptr; | |
844 | if (data == &ldev->selfptr_headphone) { | |
845 | v = ldev->gpio.methods->get_detect(&ldev->gpio, AOA_NOTIFY_HEADPHONE); | |
846 | detected = ldev->headphone_detected_ctrl; | |
847 | update = ldev->switch_on_headphone; | |
848 | if (update) { | |
849 | ldev->gpio.methods->set_speakers(&ldev->gpio, !v); | |
850 | ldev->gpio.methods->set_headphone(&ldev->gpio, v); | |
851 | ldev->gpio.methods->set_lineout(&ldev->gpio, 0); | |
852 | } | |
853 | } else if (data == &ldev->selfptr_lineout) { | |
854 | v = ldev->gpio.methods->get_detect(&ldev->gpio, AOA_NOTIFY_LINE_OUT); | |
855 | detected = ldev->lineout_detected_ctrl; | |
856 | update = ldev->switch_on_lineout; | |
857 | if (update) { | |
858 | ldev->gpio.methods->set_speakers(&ldev->gpio, !v); | |
859 | ldev->gpio.methods->set_headphone(&ldev->gpio, 0); | |
860 | ldev->gpio.methods->set_lineout(&ldev->gpio, v); | |
861 | } | |
862 | } else | |
863 | return; | |
864 | ||
865 | if (detected) | |
866 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &detected->id); | |
867 | if (update) { | |
868 | c = ldev->headphone_ctrl; | |
869 | if (c) | |
870 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id); | |
871 | c = ldev->speaker_ctrl; | |
872 | if (c) | |
873 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id); | |
874 | c = ldev->lineout_ctrl; | |
875 | if (c) | |
876 | snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id); | |
877 | } | |
878 | } | |
879 | ||
880 | static void layout_attached_codec(struct aoa_codec *codec) | |
881 | { | |
882 | struct codec_connection *cc; | |
883 | struct snd_kcontrol *ctl; | |
884 | int headphones, lineout; | |
885 | struct layout_dev *ldev = layout_device; | |
886 | ||
887 | /* need to add this codec to our codec array! */ | |
888 | ||
889 | cc = codec->fabric_data; | |
890 | ||
891 | headphones = codec->gpio->methods->get_detect(codec->gpio, | |
892 | AOA_NOTIFY_HEADPHONE); | |
893 | lineout = codec->gpio->methods->get_detect(codec->gpio, | |
894 | AOA_NOTIFY_LINE_OUT); | |
895 | ||
5f17e79c JB |
896 | if (codec->gpio->methods->set_master) { |
897 | ctl = snd_ctl_new1(&master_ctl, codec->gpio); | |
898 | ldev->master_ctrl = ctl; | |
899 | aoa_snd_ctl_add(ctl); | |
900 | } | |
f3d9478b JB |
901 | while (cc->connected) { |
902 | if (cc->connected & CC_SPEAKERS) { | |
903 | if (headphones <= 0 && lineout <= 0) | |
904 | ldev->gpio.methods->set_speakers(codec->gpio, 1); | |
905 | ctl = snd_ctl_new1(&speakers_ctl, codec->gpio); | |
906 | ldev->speaker_ctrl = ctl; | |
907 | aoa_snd_ctl_add(ctl); | |
908 | } | |
909 | if (cc->connected & CC_HEADPHONE) { | |
910 | if (headphones == 1) | |
911 | ldev->gpio.methods->set_headphone(codec->gpio, 1); | |
912 | ctl = snd_ctl_new1(&headphone_ctl, codec->gpio); | |
913 | ldev->headphone_ctrl = ctl; | |
914 | aoa_snd_ctl_add(ctl); | |
915 | ldev->have_headphone_detect = | |
916 | !ldev->gpio.methods | |
917 | ->set_notify(&ldev->gpio, | |
918 | AOA_NOTIFY_HEADPHONE, | |
919 | layout_notify, | |
920 | &ldev->selfptr_headphone); | |
921 | if (ldev->have_headphone_detect) { | |
922 | ctl = snd_ctl_new1(&headphone_detect_choice, | |
923 | ldev); | |
924 | aoa_snd_ctl_add(ctl); | |
925 | ctl = snd_ctl_new1(&headphone_detected, | |
926 | ldev); | |
927 | ldev->headphone_detected_ctrl = ctl; | |
928 | aoa_snd_ctl_add(ctl); | |
929 | } | |
930 | } | |
931 | if (cc->connected & CC_LINEOUT) { | |
932 | if (lineout == 1) | |
933 | ldev->gpio.methods->set_lineout(codec->gpio, 1); | |
934 | ctl = snd_ctl_new1(&lineout_ctl, codec->gpio); | |
935 | if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE) | |
936 | strlcpy(ctl->id.name, | |
937 | "Headphone Switch", sizeof(ctl->id.name)); | |
938 | ldev->lineout_ctrl = ctl; | |
939 | aoa_snd_ctl_add(ctl); | |
940 | ldev->have_lineout_detect = | |
941 | !ldev->gpio.methods | |
942 | ->set_notify(&ldev->gpio, | |
943 | AOA_NOTIFY_LINE_OUT, | |
944 | layout_notify, | |
945 | &ldev->selfptr_lineout); | |
946 | if (ldev->have_lineout_detect) { | |
947 | ctl = snd_ctl_new1(&lineout_detect_choice, | |
948 | ldev); | |
949 | if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE) | |
950 | strlcpy(ctl->id.name, | |
951 | "Headphone Detect Autoswitch", | |
952 | sizeof(ctl->id.name)); | |
953 | aoa_snd_ctl_add(ctl); | |
954 | ctl = snd_ctl_new1(&lineout_detected, | |
955 | ldev); | |
956 | if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE) | |
957 | strlcpy(ctl->id.name, | |
958 | "Headphone Detected", | |
959 | sizeof(ctl->id.name)); | |
960 | ldev->lineout_detected_ctrl = ctl; | |
961 | aoa_snd_ctl_add(ctl); | |
962 | } | |
963 | } | |
964 | cc++; | |
965 | } | |
966 | /* now update initial state */ | |
967 | if (ldev->have_headphone_detect) | |
968 | layout_notify(&ldev->selfptr_headphone); | |
969 | if (ldev->have_lineout_detect) | |
970 | layout_notify(&ldev->selfptr_lineout); | |
971 | } | |
972 | ||
973 | static struct aoa_fabric layout_fabric = { | |
974 | .name = "SoundByLayout", | |
975 | .owner = THIS_MODULE, | |
976 | .found_codec = layout_found_codec, | |
977 | .remove_codec = layout_remove_codec, | |
978 | .attached_codec = layout_attached_codec, | |
979 | }; | |
980 | ||
981 | static int aoa_fabric_layout_probe(struct soundbus_dev *sdev) | |
982 | { | |
983 | struct device_node *sound = NULL; | |
45e513b6 JB |
984 | const unsigned int *id; |
985 | struct layout *layout = NULL; | |
f3d9478b JB |
986 | struct layout_dev *ldev = NULL; |
987 | int err; | |
988 | ||
989 | /* hm, currently we can only have one ... */ | |
990 | if (layout_device) | |
991 | return -ENODEV; | |
992 | ||
993 | /* by breaking out we keep a reference */ | |
994 | while ((sound = of_get_next_child(sdev->ofdev.node, sound))) { | |
995 | if (sound->type && strcasecmp(sound->type, "soundchip") == 0) | |
996 | break; | |
997 | } | |
45e513b6 JB |
998 | if (!sound) |
999 | return -ENODEV; | |
f3d9478b | 1000 | |
45e513b6 JB |
1001 | id = of_get_property(sound, "layout-id", NULL); |
1002 | if (id) { | |
1003 | layout = find_layout_by_id(*id); | |
1004 | } else { | |
1005 | id = of_get_property(sound, "device-id", NULL); | |
1006 | if (id) | |
1007 | layout = find_layout_by_device(*id); | |
1008 | } | |
f3d9478b | 1009 | |
f3d9478b | 1010 | if (!layout) { |
a677c8fb | 1011 | printk(KERN_ERR "snd-aoa-fabric-layout: unknown layout\n"); |
f3d9478b JB |
1012 | goto outnodev; |
1013 | } | |
1014 | ||
1015 | ldev = kzalloc(sizeof(struct layout_dev), GFP_KERNEL); | |
1016 | if (!ldev) | |
1017 | goto outnodev; | |
1018 | ||
1019 | layout_device = ldev; | |
1020 | ldev->sdev = sdev; | |
1021 | ldev->sound = sound; | |
1022 | ldev->layout = layout; | |
1023 | ldev->gpio.node = sound->parent; | |
1024 | switch (layout->layout_id) { | |
45e513b6 | 1025 | case 0: /* anything with device_id, not layout_id */ |
f3d9478b JB |
1026 | case 41: /* that unknown machine no one seems to have */ |
1027 | case 51: /* PowerBook5,4 */ | |
1028 | case 58: /* Mac Mini */ | |
1029 | ldev->gpio.methods = ftr_gpio_methods; | |
a677c8fb BH |
1030 | printk(KERN_DEBUG |
1031 | "snd-aoa-fabric-layout: Using direct GPIOs\n"); | |
f3d9478b JB |
1032 | break; |
1033 | default: | |
1034 | ldev->gpio.methods = pmf_gpio_methods; | |
a677c8fb BH |
1035 | printk(KERN_DEBUG |
1036 | "snd-aoa-fabric-layout: Using PMF GPIOs\n"); | |
f3d9478b JB |
1037 | } |
1038 | ldev->selfptr_headphone.ptr = ldev; | |
1039 | ldev->selfptr_lineout.ptr = ldev; | |
ae31c1fb | 1040 | dev_set_drvdata(&sdev->ofdev.dev, ldev); |
f3d9478b JB |
1041 | list_add(&ldev->list, &layouts_list); |
1042 | layouts_list_items++; | |
1043 | ||
1044 | /* assign these before registering ourselves, so | |
1045 | * callbacks that are done during registration | |
1046 | * already have the values */ | |
1047 | sdev->pcmid = ldev->layout->pcmid; | |
1048 | if (ldev->layout->busname) { | |
1049 | sdev->pcmname = ldev->layout->busname; | |
1050 | } else { | |
1051 | sdev->pcmname = "Master"; | |
1052 | } | |
1053 | ||
1054 | ldev->gpio.methods->init(&ldev->gpio); | |
1055 | ||
61e77107 | 1056 | err = aoa_fabric_register(&layout_fabric, &sdev->ofdev.dev); |
f3d9478b JB |
1057 | if (err && err != -EALREADY) { |
1058 | printk(KERN_INFO "snd-aoa-fabric-layout: can't use," | |
1059 | " another fabric is active!\n"); | |
1060 | goto outlistdel; | |
1061 | } | |
1062 | ||
1063 | use_layout(layout); | |
1064 | ldev->switch_on_headphone = 1; | |
1065 | ldev->switch_on_lineout = 1; | |
1066 | return 0; | |
1067 | outlistdel: | |
1068 | /* we won't be using these then... */ | |
1069 | ldev->gpio.methods->exit(&ldev->gpio); | |
1070 | /* reset if we didn't use it */ | |
1071 | sdev->pcmname = NULL; | |
1072 | sdev->pcmid = -1; | |
1073 | list_del(&ldev->list); | |
1074 | layouts_list_items--; | |
1075 | outnodev: | |
c6848715 | 1076 | of_node_put(sound); |
f3d9478b | 1077 | layout_device = NULL; |
c6848715 | 1078 | kfree(ldev); |
f3d9478b JB |
1079 | return -ENODEV; |
1080 | } | |
1081 | ||
1082 | static int aoa_fabric_layout_remove(struct soundbus_dev *sdev) | |
1083 | { | |
ae31c1fb | 1084 | struct layout_dev *ldev = dev_get_drvdata(&sdev->ofdev.dev); |
f3d9478b JB |
1085 | int i; |
1086 | ||
1087 | for (i=0; i<MAX_CODECS_PER_BUS; i++) { | |
1088 | if (ldev->codecs[i]) { | |
1089 | aoa_fabric_unlink_codec(ldev->codecs[i]); | |
1090 | } | |
1091 | ldev->codecs[i] = NULL; | |
1092 | } | |
1093 | list_del(&ldev->list); | |
1094 | layouts_list_items--; | |
1095 | of_node_put(ldev->sound); | |
1096 | ||
1097 | ldev->gpio.methods->set_notify(&ldev->gpio, | |
1098 | AOA_NOTIFY_HEADPHONE, | |
1099 | NULL, | |
1100 | NULL); | |
1101 | ldev->gpio.methods->set_notify(&ldev->gpio, | |
1102 | AOA_NOTIFY_LINE_OUT, | |
1103 | NULL, | |
1104 | NULL); | |
1105 | ||
1106 | ldev->gpio.methods->exit(&ldev->gpio); | |
1107 | layout_device = NULL; | |
1108 | kfree(ldev); | |
1109 | sdev->pcmid = -1; | |
1110 | sdev->pcmname = NULL; | |
1111 | return 0; | |
1112 | } | |
1113 | ||
1114 | #ifdef CONFIG_PM | |
1115 | static int aoa_fabric_layout_suspend(struct soundbus_dev *sdev, pm_message_t state) | |
1116 | { | |
ae31c1fb | 1117 | struct layout_dev *ldev = dev_get_drvdata(&sdev->ofdev.dev); |
f3d9478b | 1118 | |
f3d9478b JB |
1119 | if (ldev->gpio.methods && ldev->gpio.methods->all_amps_off) |
1120 | ldev->gpio.methods->all_amps_off(&ldev->gpio); | |
1121 | ||
1122 | return 0; | |
1123 | } | |
1124 | ||
1125 | static int aoa_fabric_layout_resume(struct soundbus_dev *sdev) | |
1126 | { | |
ae31c1fb | 1127 | struct layout_dev *ldev = dev_get_drvdata(&sdev->ofdev.dev); |
f3d9478b | 1128 | |
f3d9478b JB |
1129 | if (ldev->gpio.methods && ldev->gpio.methods->all_amps_off) |
1130 | ldev->gpio.methods->all_amps_restore(&ldev->gpio); | |
1131 | ||
1132 | return 0; | |
1133 | } | |
1134 | #endif | |
1135 | ||
1136 | static struct soundbus_driver aoa_soundbus_driver = { | |
1137 | .name = "snd_aoa_soundbus_drv", | |
1138 | .owner = THIS_MODULE, | |
1139 | .probe = aoa_fabric_layout_probe, | |
1140 | .remove = aoa_fabric_layout_remove, | |
1141 | #ifdef CONFIG_PM | |
1142 | .suspend = aoa_fabric_layout_suspend, | |
1143 | .resume = aoa_fabric_layout_resume, | |
1144 | #endif | |
c17d6fd9 OH |
1145 | .driver = { |
1146 | .owner = THIS_MODULE, | |
1147 | } | |
f3d9478b JB |
1148 | }; |
1149 | ||
1150 | static int __init aoa_fabric_layout_init(void) | |
1151 | { | |
1152 | int err; | |
1153 | ||
1154 | err = soundbus_register_driver(&aoa_soundbus_driver); | |
1155 | if (err) | |
1156 | return err; | |
1157 | return 0; | |
1158 | } | |
1159 | ||
1160 | static void __exit aoa_fabric_layout_exit(void) | |
1161 | { | |
1162 | soundbus_unregister_driver(&aoa_soundbus_driver); | |
1163 | aoa_fabric_unregister(&layout_fabric); | |
1164 | } | |
1165 | ||
1166 | module_init(aoa_fabric_layout_init); | |
1167 | module_exit(aoa_fabric_layout_exit); |