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authorJohannes Berg <johannes@sipsolutions.net>2008-10-23 09:47:56 -0400
committerTakashi Iwai <tiwai@suse.de>2008-10-23 12:43:42 -0400
commit888dcb7cb26fb85dfe3486d28a2431d69d3e8148 (patch)
treeaad6f0dba4bdb63bc72280ed51a79f7dea284278 /sound/aoa/fabrics/snd-aoa-fabric-layout.c
parent72474be62d6ec2e0337ff01ecbd737f9c5c242c7 (diff)
ALSA: aoa: clean up file names
This cleans up the apple onboard audio driver filenames. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/aoa/fabrics/snd-aoa-fabric-layout.c')
-rw-r--r--sound/aoa/fabrics/snd-aoa-fabric-layout.c1120
1 files changed, 0 insertions, 1120 deletions
diff --git a/sound/aoa/fabrics/snd-aoa-fabric-layout.c b/sound/aoa/fabrics/snd-aoa-fabric-layout.c
deleted file mode 100644
index dea7abb082c..00000000000
--- a/sound/aoa/fabrics/snd-aoa-fabric-layout.c
+++ /dev/null
@@ -1,1120 +0,0 @@
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
20MODULE_AUTHOR("Johannes Berg <johannes@sipsolutions.net>");
21MODULE_LICENSE("GPL");
22MODULE_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
48struct 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
58struct codec_connect_info {
59 char *name;
60 struct codec_connection *connections;
61};
62
63#define LAYOUT_FLAG_COMBO_LINEOUT_SPDIF (1<<0)
64
65struct 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
80MODULE_ALIAS("sound-layout-36");
81MODULE_ALIAS("sound-layout-41");
82MODULE_ALIAS("sound-layout-45");
83MODULE_ALIAS("sound-layout-47");
84MODULE_ALIAS("sound-layout-48");
85MODULE_ALIAS("sound-layout-49");
86MODULE_ALIAS("sound-layout-50");
87MODULE_ALIAS("sound-layout-51");
88MODULE_ALIAS("sound-layout-56");
89MODULE_ALIAS("sound-layout-57");
90MODULE_ALIAS("sound-layout-58");
91MODULE_ALIAS("sound-layout-60");
92MODULE_ALIAS("sound-layout-61");
93MODULE_ALIAS("sound-layout-62");
94MODULE_ALIAS("sound-layout-64");
95MODULE_ALIAS("sound-layout-65");
96MODULE_ALIAS("sound-layout-66");
97MODULE_ALIAS("sound-layout-67");
98MODULE_ALIAS("sound-layout-68");
99MODULE_ALIAS("sound-layout-69");
100MODULE_ALIAS("sound-layout-70");
101MODULE_ALIAS("sound-layout-72");
102MODULE_ALIAS("sound-layout-76");
103MODULE_ALIAS("sound-layout-80");
104MODULE_ALIAS("sound-layout-82");
105MODULE_ALIAS("sound-layout-84");
106MODULE_ALIAS("sound-layout-86");
107MODULE_ALIAS("sound-layout-90");
108MODULE_ALIAS("sound-layout-92");
109MODULE_ALIAS("sound-layout-94");
110MODULE_ALIAS("sound-layout-96");
111MODULE_ALIAS("sound-layout-98");
112MODULE_ALIAS("sound-layout-100");
113
114/* onyx with all but microphone connected */
115static 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 */
132static 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 */
156static 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 */
173static 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 */
190static 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 */
203static 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 */
216static 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
232static 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
240static struct codec_connection topaz_input[] = {
241 {
242 .connected = CC_DIGITALIN,
243 .codec_bit = 0,
244 },
245 {} /* terminate array by .connected == 0 */
246};
247
248static struct codec_connection topaz_output[] = {
249 {
250 .connected = CC_DIGITALOUT,
251 .codec_bit = 1,
252 },
253 {} /* terminate array by .connected == 0 */
254};
255
256static 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
268static 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 },
400 {
401 .layout_id = 96,
402 .codecs[0] = {
403 .name = "onyx",
404 .connections = onyx_connections_noheadphones,
405 },
406 },
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 },
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
524static 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
537static 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
549struct layout_dev;
550
551struct layout_dev_ptr {
552 struct layout_dev *ptr;
553};
554
555struct 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
579static LIST_HEAD(layouts_list);
580static 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... */
583static struct layout_dev *layout_device;
584
585#define control_info snd_ctl_boolean_mono_info
586
587#define AMP_CONTROL(n, description) \
588static 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} \
597static 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, \
603 !!ucontrol->value.integer.value[0]); \
604 return 1; \
605} \
606static 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
615AMP_CONTROL(headphone, "Headphone Switch");
616AMP_CONTROL(speakers, "Speakers Switch");
617AMP_CONTROL(lineout, "Line-Out Switch");
618
619static 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
637static 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
655static 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
665static 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
675static 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
697static 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
706static 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
715static int check_codec(struct aoa_codec *codec,
716 struct layout_dev *ldev,
717 struct codec_connect_info *cci)
718{
719 const u32 *ref;
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);
727 ref = of_get_property(ldev->sound, propname, NULL);
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
765static 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
785static 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
797static 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
842static 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
930static 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
938static int aoa_fabric_layout_probe(struct soundbus_dev *sdev)
939{
940 struct device_node *sound = NULL;
941 const unsigned int *layout_id;
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
957 layout_id = of_get_property(sound, "layout-id", NULL);
958 if (!layout_id)
959 goto outnodev;
960 printk(KERN_INFO "snd-aoa-fabric-layout: found bus with layout %d\n",
961 *layout_id);
962
963 layout = find_layout_by_id(*layout_id);
964 if (!layout) {
965 printk(KERN_ERR "snd-aoa-fabric-layout: unknown layout\n");
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;
983 printk(KERN_DEBUG
984 "snd-aoa-fabric-layout: Using direct GPIOs\n");
985 break;
986 default:
987 ldev->gpio.methods = pmf_gpio_methods;
988 printk(KERN_DEBUG
989 "snd-aoa-fabric-layout: Using PMF GPIOs\n");
990 }
991 ldev->selfptr_headphone.ptr = ldev;
992 ldev->selfptr_lineout.ptr = ldev;
993 sdev->ofdev.dev.driver_data = ldev;
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
1009 err = aoa_fabric_register(&layout_fabric, &sdev->ofdev.dev);
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:
1029 of_node_put(sound);
1030 layout_device = NULL;
1031 kfree(ldev);
1032 return -ENODEV;
1033}
1034
1035static 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
1068static 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
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
1078static int aoa_fabric_layout_resume(struct soundbus_dev *sdev)
1079{
1080 struct layout_dev *ldev = sdev->ofdev.dev.driver_data;
1081
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
1089static 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
1098 .driver = {
1099 .owner = THIS_MODULE,
1100 }
1101};
1102
1103static 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
1113static void __exit aoa_fabric_layout_exit(void)
1114{
1115 soundbus_unregister_driver(&aoa_soundbus_driver);
1116 aoa_fabric_unregister(&layout_fabric);
1117}
1118
1119module_init(aoa_fabric_layout_init);
1120module_exit(aoa_fabric_layout_exit);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-26 01:20:52 -0500