1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22#include <linux/mm.h>
23#include <linux/init.h>
24#include <linux/delay.h>
25#include <linux/slab.h>
26#include <linux/mutex.h>
27#include <linux/module.h>
28#include <linux/async.h>
29#include <linux/pm.h>
30#include <linux/pm_runtime.h>
31#include <sound/core.h>
32#include "hda_codec.h"
33#include <sound/asoundef.h>
34#include <sound/tlv.h>
35#include <sound/initval.h>
36#include <sound/jack.h>
37#include "hda_local.h"
38#include "hda_beep.h"
39#include "hda_jack.h"
40#include <sound/hda_hwdep.h>
41
42#ifdef CONFIG_PM
43#define codec_in_pm(codec) atomic_read(&(codec)->core.in_pm)
44#define hda_codec_is_power_on(codec) \
45 (!pm_runtime_suspended(hda_codec_dev(codec)))
46#else
47#define codec_in_pm(codec) 0
48#define hda_codec_is_power_on(codec) 1
49#endif
50
51#define codec_has_epss(codec) \
52 ((codec)->core.power_caps & AC_PWRST_EPSS)
53#define codec_has_clkstop(codec) \
54 ((codec)->core.power_caps & AC_PWRST_CLKSTOP)
55
56
57
58
59static int codec_exec_verb(struct hdac_device *dev, unsigned int cmd,
60 unsigned int flags, unsigned int *res)
61{
62 struct hda_codec *codec = container_of(dev, struct hda_codec, core);
63 struct hda_bus *bus = codec->bus;
64 int err;
65
66 if (cmd == ~0)
67 return -1;
68
69 again:
70 snd_hda_power_up_pm(codec);
71 mutex_lock(&bus->core.cmd_mutex);
72 if (flags & HDA_RW_NO_RESPONSE_FALLBACK)
73 bus->no_response_fallback = 1;
74 err = snd_hdac_bus_exec_verb_unlocked(&bus->core, codec->core.addr,
75 cmd, res);
76 bus->no_response_fallback = 0;
77 mutex_unlock(&bus->core.cmd_mutex);
78 snd_hda_power_down_pm(codec);
79 if (!codec_in_pm(codec) && res && err == -EAGAIN) {
80 if (bus->response_reset) {
81 codec_dbg(codec,
82 "resetting BUS due to fatal communication error\n");
83 snd_hda_bus_reset(bus);
84 }
85 goto again;
86 }
87
88 if (!err || codec_in_pm(codec))
89 bus->response_reset = 0;
90 return err;
91}
92
93
94
95
96
97
98
99
100
101void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
102{
103 for (; seq->nid; seq++)
104 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
105}
106EXPORT_SYMBOL_GPL(snd_hda_sequence_write);
107
108
109struct hda_conn_list {
110 struct list_head list;
111 int len;
112 hda_nid_t nid;
113 hda_nid_t conns[0];
114};
115
116
117static struct hda_conn_list *
118lookup_conn_list(struct hda_codec *codec, hda_nid_t nid)
119{
120 struct hda_conn_list *p;
121 list_for_each_entry(p, &codec->conn_list, list) {
122 if (p->nid == nid)
123 return p;
124 }
125 return NULL;
126}
127
128static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len,
129 const hda_nid_t *list)
130{
131 struct hda_conn_list *p;
132
133 p = kmalloc(sizeof(*p) + len * sizeof(hda_nid_t), GFP_KERNEL);
134 if (!p)
135 return -ENOMEM;
136 p->len = len;
137 p->nid = nid;
138 memcpy(p->conns, list, len * sizeof(hda_nid_t));
139 list_add(&p->list, &codec->conn_list);
140 return 0;
141}
142
143static void remove_conn_list(struct hda_codec *codec)
144{
145 while (!list_empty(&codec->conn_list)) {
146 struct hda_conn_list *p;
147 p = list_first_entry(&codec->conn_list, typeof(*p), list);
148 list_del(&p->list);
149 kfree(p);
150 }
151}
152
153
154static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid)
155{
156 hda_nid_t list[32];
157 hda_nid_t *result = list;
158 int len;
159
160 len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(list));
161 if (len == -ENOSPC) {
162 len = snd_hda_get_num_raw_conns(codec, nid);
163 result = kmalloc(sizeof(hda_nid_t) * len, GFP_KERNEL);
164 if (!result)
165 return -ENOMEM;
166 len = snd_hda_get_raw_connections(codec, nid, result, len);
167 }
168 if (len >= 0)
169 len = snd_hda_override_conn_list(codec, nid, len, result);
170 if (result != list)
171 kfree(result);
172 return len;
173}
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid,
191 const hda_nid_t **listp)
192{
193 bool added = false;
194
195 for (;;) {
196 int err;
197 const struct hda_conn_list *p;
198
199
200 p = lookup_conn_list(codec, nid);
201 if (p) {
202 if (listp)
203 *listp = p->conns;
204 return p->len;
205 }
206 if (snd_BUG_ON(added))
207 return -EINVAL;
208
209 err = read_and_add_raw_conns(codec, nid);
210 if (err < 0)
211 return err;
212 added = true;
213 }
214}
215EXPORT_SYMBOL_GPL(snd_hda_get_conn_list);
216
217
218
219
220
221
222
223
224
225
226
227
228
229int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
230 hda_nid_t *conn_list, int max_conns)
231{
232 const hda_nid_t *list;
233 int len = snd_hda_get_conn_list(codec, nid, &list);
234
235 if (len > 0 && conn_list) {
236 if (len > max_conns) {
237 codec_err(codec, "Too many connections %d for NID 0x%x\n",
238 len, nid);
239 return -EINVAL;
240 }
241 memcpy(conn_list, list, len * sizeof(hda_nid_t));
242 }
243
244 return len;
245}
246EXPORT_SYMBOL_GPL(snd_hda_get_connections);
247
248
249
250
251
252
253
254
255
256
257
258
259
260int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len,
261 const hda_nid_t *list)
262{
263 struct hda_conn_list *p;
264
265 p = lookup_conn_list(codec, nid);
266 if (p) {
267 list_del(&p->list);
268 kfree(p);
269 }
270
271 return add_conn_list(codec, nid, len, list);
272}
273EXPORT_SYMBOL_GPL(snd_hda_override_conn_list);
274
275
276
277
278
279
280
281
282
283
284
285
286int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux,
287 hda_nid_t nid, int recursive)
288{
289 const hda_nid_t *conn;
290 int i, nums;
291
292 nums = snd_hda_get_conn_list(codec, mux, &conn);
293 for (i = 0; i < nums; i++)
294 if (conn[i] == nid)
295 return i;
296 if (!recursive)
297 return -1;
298 if (recursive > 10) {
299 codec_dbg(codec, "too deep connection for 0x%x\n", nid);
300 return -1;
301 }
302 recursive++;
303 for (i = 0; i < nums; i++) {
304 unsigned int type = get_wcaps_type(get_wcaps(codec, conn[i]));
305 if (type == AC_WID_PIN || type == AC_WID_AUD_OUT)
306 continue;
307 if (snd_hda_get_conn_index(codec, conn[i], nid, recursive) >= 0)
308 return i;
309 }
310 return -1;
311}
312EXPORT_SYMBOL_GPL(snd_hda_get_conn_index);
313
314
315
316static unsigned int get_num_devices(struct hda_codec *codec, hda_nid_t nid)
317{
318 unsigned int wcaps = get_wcaps(codec, nid);
319 unsigned int parm;
320
321 if (!codec->dp_mst || !(wcaps & AC_WCAP_DIGITAL) ||
322 get_wcaps_type(wcaps) != AC_WID_PIN)
323 return 0;
324
325 parm = snd_hdac_read_parm_uncached(&codec->core, nid, AC_PAR_DEVLIST_LEN);
326 if (parm == -1)
327 parm = 0;
328 return parm & AC_DEV_LIST_LEN_MASK;
329}
330
331
332
333
334
335
336
337
338
339
340
341int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid,
342 u8 *dev_list, int max_devices)
343{
344 unsigned int parm;
345 int i, dev_len, devices;
346
347 parm = get_num_devices(codec, nid);
348 if (!parm)
349 return 0;
350
351 dev_len = parm + 1;
352 dev_len = dev_len < max_devices ? dev_len : max_devices;
353
354 devices = 0;
355 while (devices < dev_len) {
356 if (snd_hdac_read(&codec->core, nid,
357 AC_VERB_GET_DEVICE_LIST, devices, &parm))
358 break;
359
360 for (i = 0; i < 8; i++) {
361 dev_list[devices] = (u8)parm;
362 parm >>= 4;
363 devices++;
364 if (devices >= dev_len)
365 break;
366 }
367 }
368 return devices;
369}
370
371
372
373
374static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
375{
376 int i;
377 hda_nid_t nid;
378
379 codec->wcaps = kmalloc(codec->core.num_nodes * 4, GFP_KERNEL);
380 if (!codec->wcaps)
381 return -ENOMEM;
382 nid = codec->core.start_nid;
383 for (i = 0; i < codec->core.num_nodes; i++, nid++)
384 codec->wcaps[i] = snd_hdac_read_parm_uncached(&codec->core,
385 nid, AC_PAR_AUDIO_WIDGET_CAP);
386 return 0;
387}
388
389
390static int read_pin_defaults(struct hda_codec *codec)
391{
392 hda_nid_t nid;
393
394 for_each_hda_codec_node(nid, codec) {
395 struct hda_pincfg *pin;
396 unsigned int wcaps = get_wcaps(codec, nid);
397 unsigned int wid_type = get_wcaps_type(wcaps);
398 if (wid_type != AC_WID_PIN)
399 continue;
400 pin = snd_array_new(&codec->init_pins);
401 if (!pin)
402 return -ENOMEM;
403 pin->nid = nid;
404 pin->cfg = snd_hda_codec_read(codec, nid, 0,
405 AC_VERB_GET_CONFIG_DEFAULT, 0);
406 pin->ctrl = snd_hda_codec_read(codec, nid, 0,
407 AC_VERB_GET_PIN_WIDGET_CONTROL,
408 0);
409 }
410 return 0;
411}
412
413
414static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec,
415 struct snd_array *array,
416 hda_nid_t nid)
417{
418 int i;
419 for (i = 0; i < array->used; i++) {
420 struct hda_pincfg *pin = snd_array_elem(array, i);
421 if (pin->nid == nid)
422 return pin;
423 }
424 return NULL;
425}
426
427
428
429
430int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
431 hda_nid_t nid, unsigned int cfg)
432{
433 struct hda_pincfg *pin;
434
435
436
437
438
439
440
441
442
443
444 pin = look_up_pincfg(codec, list, nid);
445 if (!pin) {
446 pin = snd_array_new(list);
447 if (!pin)
448 return -ENOMEM;
449 pin->nid = nid;
450 }
451 pin->cfg = cfg;
452 return 0;
453}
454
455
456
457
458
459
460
461
462
463
464
465int snd_hda_codec_set_pincfg(struct hda_codec *codec,
466 hda_nid_t nid, unsigned int cfg)
467{
468 return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg);
469}
470EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg);
471
472
473
474
475
476
477
478
479
480
481unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid)
482{
483 struct hda_pincfg *pin;
484
485#ifdef CONFIG_SND_HDA_RECONFIG
486 {
487 unsigned int cfg = 0;
488 mutex_lock(&codec->user_mutex);
489 pin = look_up_pincfg(codec, &codec->user_pins, nid);
490 if (pin)
491 cfg = pin->cfg;
492 mutex_unlock(&codec->user_mutex);
493 if (cfg)
494 return cfg;
495 }
496#endif
497 pin = look_up_pincfg(codec, &codec->driver_pins, nid);
498 if (pin)
499 return pin->cfg;
500 pin = look_up_pincfg(codec, &codec->init_pins, nid);
501 if (pin)
502 return pin->cfg;
503 return 0;
504}
505EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg);
506
507
508
509
510
511
512
513
514
515
516
517int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid,
518 unsigned int val)
519{
520 struct hda_pincfg *pin;
521
522 pin = look_up_pincfg(codec, &codec->init_pins, nid);
523 if (!pin)
524 return -EINVAL;
525 pin->target = val;
526 return 0;
527}
528EXPORT_SYMBOL_GPL(snd_hda_codec_set_pin_target);
529
530
531
532
533
534
535int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid)
536{
537 struct hda_pincfg *pin;
538
539 pin = look_up_pincfg(codec, &codec->init_pins, nid);
540 if (!pin)
541 return 0;
542 return pin->target;
543}
544EXPORT_SYMBOL_GPL(snd_hda_codec_get_pin_target);
545
546
547
548
549
550
551
552
553void snd_hda_shutup_pins(struct hda_codec *codec)
554{
555 int i;
556
557
558
559 if (codec->bus->shutdown)
560 return;
561 for (i = 0; i < codec->init_pins.used; i++) {
562 struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
563
564 snd_hda_codec_read(codec, pin->nid, 0,
565 AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
566 }
567 codec->pins_shutup = 1;
568}
569EXPORT_SYMBOL_GPL(snd_hda_shutup_pins);
570
571#ifdef CONFIG_PM
572
573static void restore_shutup_pins(struct hda_codec *codec)
574{
575 int i;
576 if (!codec->pins_shutup)
577 return;
578 if (codec->bus->shutdown)
579 return;
580 for (i = 0; i < codec->init_pins.used; i++) {
581 struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
582 snd_hda_codec_write(codec, pin->nid, 0,
583 AC_VERB_SET_PIN_WIDGET_CONTROL,
584 pin->ctrl);
585 }
586 codec->pins_shutup = 0;
587}
588#endif
589
590static void hda_jackpoll_work(struct work_struct *work)
591{
592 struct hda_codec *codec =
593 container_of(work, struct hda_codec, jackpoll_work.work);
594
595 snd_hda_jack_set_dirty_all(codec);
596 snd_hda_jack_poll_all(codec);
597
598 if (!codec->jackpoll_interval)
599 return;
600
601 schedule_delayed_work(&codec->jackpoll_work,
602 codec->jackpoll_interval);
603}
604
605
606static void free_init_pincfgs(struct hda_codec *codec)
607{
608 snd_array_free(&codec->driver_pins);
609#ifdef CONFIG_SND_HDA_RECONFIG
610 snd_array_free(&codec->user_pins);
611#endif
612 snd_array_free(&codec->init_pins);
613}
614
615
616
617
618struct hda_cvt_setup {
619 hda_nid_t nid;
620 u8 stream_tag;
621 u8 channel_id;
622 u16 format_id;
623 unsigned char active;
624 unsigned char dirty;
625};
626
627
628static struct hda_cvt_setup *
629get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid)
630{
631 struct hda_cvt_setup *p;
632 int i;
633
634 for (i = 0; i < codec->cvt_setups.used; i++) {
635 p = snd_array_elem(&codec->cvt_setups, i);
636 if (p->nid == nid)
637 return p;
638 }
639 p = snd_array_new(&codec->cvt_setups);
640 if (p)
641 p->nid = nid;
642 return p;
643}
644
645
646
647
648static void release_pcm(struct kref *kref)
649{
650 struct hda_pcm *pcm = container_of(kref, struct hda_pcm, kref);
651
652 if (pcm->pcm)
653 snd_device_free(pcm->codec->card, pcm->pcm);
654 clear_bit(pcm->device, pcm->codec->bus->pcm_dev_bits);
655 kfree(pcm->name);
656 kfree(pcm);
657}
658
659void snd_hda_codec_pcm_put(struct hda_pcm *pcm)
660{
661 kref_put(&pcm->kref, release_pcm);
662}
663EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_put);
664
665struct hda_pcm *snd_hda_codec_pcm_new(struct hda_codec *codec,
666 const char *fmt, ...)
667{
668 struct hda_pcm *pcm;
669 va_list args;
670
671 pcm = kzalloc(sizeof(*pcm), GFP_KERNEL);
672 if (!pcm)
673 return NULL;
674
675 pcm->codec = codec;
676 kref_init(&pcm->kref);
677 va_start(args, fmt);
678 pcm->name = kvasprintf(GFP_KERNEL, fmt, args);
679 va_end(args);
680 if (!pcm->name) {
681 kfree(pcm);
682 return NULL;
683 }
684
685 list_add_tail(&pcm->list, &codec->pcm_list_head);
686 return pcm;
687}
688EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_new);
689
690
691
692
693static void codec_release_pcms(struct hda_codec *codec)
694{
695 struct hda_pcm *pcm, *n;
696
697 list_for_each_entry_safe(pcm, n, &codec->pcm_list_head, list) {
698 list_del_init(&pcm->list);
699 if (pcm->pcm)
700 snd_device_disconnect(codec->card, pcm->pcm);
701 snd_hda_codec_pcm_put(pcm);
702 }
703}
704
705void snd_hda_codec_cleanup_for_unbind(struct hda_codec *codec)
706{
707 if (codec->registered) {
708
709 pm_runtime_get_noresume(hda_codec_dev(codec));
710 pm_runtime_disable(hda_codec_dev(codec));
711 codec->registered = 0;
712 }
713
714 cancel_delayed_work_sync(&codec->jackpoll_work);
715 if (!codec->in_freeing)
716 snd_hda_ctls_clear(codec);
717 codec_release_pcms(codec);
718 snd_hda_detach_beep_device(codec);
719 memset(&codec->patch_ops, 0, sizeof(codec->patch_ops));
720 snd_hda_jack_tbl_clear(codec);
721 codec->proc_widget_hook = NULL;
722 codec->spec = NULL;
723
724
725 snd_array_free(&codec->driver_pins);
726 snd_array_free(&codec->cvt_setups);
727 snd_array_free(&codec->spdif_out);
728 snd_array_free(&codec->verbs);
729 codec->preset = NULL;
730 codec->slave_dig_outs = NULL;
731 codec->spdif_status_reset = 0;
732 snd_array_free(&codec->mixers);
733 snd_array_free(&codec->nids);
734 remove_conn_list(codec);
735 snd_hdac_regmap_exit(&codec->core);
736}
737
738static unsigned int hda_set_power_state(struct hda_codec *codec,
739 unsigned int power_state);
740
741
742void snd_hda_codec_register(struct hda_codec *codec)
743{
744 if (codec->registered)
745 return;
746 if (device_is_registered(hda_codec_dev(codec))) {
747 snd_hda_register_beep_device(codec);
748 snd_hdac_link_power(&codec->core, true);
749 pm_runtime_enable(hda_codec_dev(codec));
750
751 snd_hda_power_down(codec);
752 codec->registered = 1;
753 }
754}
755
756static int snd_hda_codec_dev_register(struct snd_device *device)
757{
758 snd_hda_codec_register(device->device_data);
759 return 0;
760}
761
762static int snd_hda_codec_dev_disconnect(struct snd_device *device)
763{
764 struct hda_codec *codec = device->device_data;
765
766 snd_hda_detach_beep_device(codec);
767 return 0;
768}
769
770static int snd_hda_codec_dev_free(struct snd_device *device)
771{
772 struct hda_codec *codec = device->device_data;
773
774 codec->in_freeing = 1;
775 snd_hdac_device_unregister(&codec->core);
776 snd_hdac_link_power(&codec->core, false);
777 put_device(hda_codec_dev(codec));
778 return 0;
779}
780
781static void snd_hda_codec_dev_release(struct device *dev)
782{
783 struct hda_codec *codec = dev_to_hda_codec(dev);
784
785 free_init_pincfgs(codec);
786 snd_hdac_device_exit(&codec->core);
787 snd_hda_sysfs_clear(codec);
788 kfree(codec->modelname);
789 kfree(codec->wcaps);
790 kfree(codec);
791}
792
793
794
795
796
797
798
799
800
801int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card,
802 unsigned int codec_addr, struct hda_codec **codecp)
803{
804 struct hda_codec *codec;
805 char component[31];
806 hda_nid_t fg;
807 int err;
808 static struct snd_device_ops dev_ops = {
809 .dev_register = snd_hda_codec_dev_register,
810 .dev_disconnect = snd_hda_codec_dev_disconnect,
811 .dev_free = snd_hda_codec_dev_free,
812 };
813
814 if (snd_BUG_ON(!bus))
815 return -EINVAL;
816 if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS))
817 return -EINVAL;
818
819 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
820 if (!codec)
821 return -ENOMEM;
822
823 sprintf(component, "hdaudioC%dD%d", card->number, codec_addr);
824 err = snd_hdac_device_init(&codec->core, &bus->core, component,
825 codec_addr);
826 if (err < 0) {
827 kfree(codec);
828 return err;
829 }
830
831 codec->core.dev.release = snd_hda_codec_dev_release;
832 codec->core.type = HDA_DEV_LEGACY;
833 codec->core.exec_verb = codec_exec_verb;
834
835 codec->bus = bus;
836 codec->card = card;
837 codec->addr = codec_addr;
838 mutex_init(&codec->spdif_mutex);
839 mutex_init(&codec->control_mutex);
840 snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32);
841 snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32);
842 snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16);
843 snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16);
844 snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8);
845 snd_array_init(&codec->spdif_out, sizeof(struct hda_spdif_out), 16);
846 snd_array_init(&codec->jacktbl, sizeof(struct hda_jack_tbl), 16);
847 snd_array_init(&codec->verbs, sizeof(struct hda_verb *), 8);
848 INIT_LIST_HEAD(&codec->conn_list);
849 INIT_LIST_HEAD(&codec->pcm_list_head);
850
851 INIT_DELAYED_WORK(&codec->jackpoll_work, hda_jackpoll_work);
852 codec->depop_delay = -1;
853 codec->fixup_id = HDA_FIXUP_ID_NOT_SET;
854
855#ifdef CONFIG_PM
856 codec->power_jiffies = jiffies;
857#endif
858
859 snd_hda_sysfs_init(codec);
860
861 if (codec->bus->modelname) {
862 codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);
863 if (!codec->modelname) {
864 err = -ENOMEM;
865 goto error;
866 }
867 }
868
869 fg = codec->core.afg ? codec->core.afg : codec->core.mfg;
870 err = read_widget_caps(codec, fg);
871 if (err < 0)
872 goto error;
873 err = read_pin_defaults(codec);
874 if (err < 0)
875 goto error;
876
877
878 hda_set_power_state(codec, AC_PWRST_D0);
879
880 snd_hda_codec_proc_new(codec);
881
882 snd_hda_create_hwdep(codec);
883
884 sprintf(component, "HDA:%08x,%08x,%08x", codec->core.vendor_id,
885 codec->core.subsystem_id, codec->core.revision_id);
886 snd_component_add(card, component);
887
888 err = snd_device_new(card, SNDRV_DEV_CODEC, codec, &dev_ops);
889 if (err < 0)
890 goto error;
891
892 if (codecp)
893 *codecp = codec;
894 return 0;
895
896 error:
897 put_device(hda_codec_dev(codec));
898 return err;
899}
900EXPORT_SYMBOL_GPL(snd_hda_codec_new);
901
902
903
904
905
906
907
908
909int snd_hda_codec_update_widgets(struct hda_codec *codec)
910{
911 hda_nid_t fg;
912 int err;
913
914 err = snd_hdac_refresh_widget_sysfs(&codec->core);
915 if (err < 0)
916 return err;
917
918
919
920
921 kfree(codec->wcaps);
922 fg = codec->core.afg ? codec->core.afg : codec->core.mfg;
923 err = read_widget_caps(codec, fg);
924 if (err < 0)
925 return err;
926
927 snd_array_free(&codec->init_pins);
928 err = read_pin_defaults(codec);
929
930 return err;
931}
932EXPORT_SYMBOL_GPL(snd_hda_codec_update_widgets);
933
934
935static void update_pcm_stream_id(struct hda_codec *codec,
936 struct hda_cvt_setup *p, hda_nid_t nid,
937 u32 stream_tag, int channel_id)
938{
939 unsigned int oldval, newval;
940
941 if (p->stream_tag != stream_tag || p->channel_id != channel_id) {
942 oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
943 newval = (stream_tag << 4) | channel_id;
944 if (oldval != newval)
945 snd_hda_codec_write(codec, nid, 0,
946 AC_VERB_SET_CHANNEL_STREAMID,
947 newval);
948 p->stream_tag = stream_tag;
949 p->channel_id = channel_id;
950 }
951}
952
953
954static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p,
955 hda_nid_t nid, int format)
956{
957 unsigned int oldval;
958
959 if (p->format_id != format) {
960 oldval = snd_hda_codec_read(codec, nid, 0,
961 AC_VERB_GET_STREAM_FORMAT, 0);
962 if (oldval != format) {
963 msleep(1);
964 snd_hda_codec_write(codec, nid, 0,
965 AC_VERB_SET_STREAM_FORMAT,
966 format);
967 }
968 p->format_id = format;
969 }
970}
971
972
973
974
975
976
977
978
979
980void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
981 u32 stream_tag,
982 int channel_id, int format)
983{
984 struct hda_codec *c;
985 struct hda_cvt_setup *p;
986 int type;
987 int i;
988
989 if (!nid)
990 return;
991
992 codec_dbg(codec,
993 "hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
994 nid, stream_tag, channel_id, format);
995 p = get_hda_cvt_setup(codec, nid);
996 if (!p)
997 return;
998
999 if (codec->patch_ops.stream_pm)
1000 codec->patch_ops.stream_pm(codec, nid, true);
1001 if (codec->pcm_format_first)
1002 update_pcm_format(codec, p, nid, format);
1003 update_pcm_stream_id(codec, p, nid, stream_tag, channel_id);
1004 if (!codec->pcm_format_first)
1005 update_pcm_format(codec, p, nid, format);
1006
1007 p->active = 1;
1008 p->dirty = 0;
1009
1010
1011 type = get_wcaps_type(get_wcaps(codec, nid));
1012 list_for_each_codec(c, codec->bus) {
1013 for (i = 0; i < c->cvt_setups.used; i++) {
1014 p = snd_array_elem(&c->cvt_setups, i);
1015 if (!p->active && p->stream_tag == stream_tag &&
1016 get_wcaps_type(get_wcaps(c, p->nid)) == type)
1017 p->dirty = 1;
1018 }
1019 }
1020}
1021EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream);
1022
1023static void really_cleanup_stream(struct hda_codec *codec,
1024 struct hda_cvt_setup *q);
1025
1026
1027
1028
1029
1030
1031
1032void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid,
1033 int do_now)
1034{
1035 struct hda_cvt_setup *p;
1036
1037 if (!nid)
1038 return;
1039
1040 if (codec->no_sticky_stream)
1041 do_now = 1;
1042
1043 codec_dbg(codec, "hda_codec_cleanup_stream: NID=0x%x\n", nid);
1044 p = get_hda_cvt_setup(codec, nid);
1045 if (p) {
1046
1047
1048
1049
1050 if (do_now)
1051 really_cleanup_stream(codec, p);
1052 else
1053 p->active = 0;
1054 }
1055}
1056EXPORT_SYMBOL_GPL(__snd_hda_codec_cleanup_stream);
1057
1058static void really_cleanup_stream(struct hda_codec *codec,
1059 struct hda_cvt_setup *q)
1060{
1061 hda_nid_t nid = q->nid;
1062 if (q->stream_tag || q->channel_id)
1063 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
1064 if (q->format_id)
1065 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0
1066);
1067 memset(q, 0, sizeof(*q));
1068 q->nid = nid;
1069 if (codec->patch_ops.stream_pm)
1070 codec->patch_ops.stream_pm(codec, nid, false);
1071}
1072
1073
1074static void purify_inactive_streams(struct hda_codec *codec)
1075{
1076 struct hda_codec *c;
1077 int i;
1078
1079 list_for_each_codec(c, codec->bus) {
1080 for (i = 0; i < c->cvt_setups.used; i++) {
1081 struct hda_cvt_setup *p;
1082 p = snd_array_elem(&c->cvt_setups, i);
1083 if (p->dirty)
1084 really_cleanup_stream(c, p);
1085 }
1086 }
1087}
1088
1089#ifdef CONFIG_PM
1090
1091static void hda_cleanup_all_streams(struct hda_codec *codec)
1092{
1093 int i;
1094
1095 for (i = 0; i < codec->cvt_setups.used; i++) {
1096 struct hda_cvt_setup *p = snd_array_elem(&codec->cvt_setups, i);
1097 if (p->stream_tag)
1098 really_cleanup_stream(codec, p);
1099 }
1100}
1101#endif
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
1120{
1121 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
1122 nid = codec->core.afg;
1123 return snd_hda_param_read(codec, nid,
1124 direction == HDA_OUTPUT ?
1125 AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP);
1126}
1127EXPORT_SYMBOL_GPL(query_amp_caps);
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138bool snd_hda_check_amp_caps(struct hda_codec *codec, hda_nid_t nid,
1139 int dir, unsigned int bits)
1140{
1141 if (!nid)
1142 return false;
1143 if (get_wcaps(codec, nid) & (1 << (dir + 1)))
1144 if (query_amp_caps(codec, nid, dir) & bits)
1145 return true;
1146 return false;
1147}
1148EXPORT_SYMBOL_GPL(snd_hda_check_amp_caps);
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
1164 unsigned int caps)
1165{
1166 unsigned int parm;
1167
1168 snd_hda_override_wcaps(codec, nid,
1169 get_wcaps(codec, nid) | AC_WCAP_AMP_OVRD);
1170 parm = dir == HDA_OUTPUT ? AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP;
1171 return snd_hdac_override_parm(&codec->core, nid, parm, caps);
1172}
1173EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps);
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid,
1188 int ch, int dir, int idx, int mask, int val)
1189{
1190 unsigned int cmd = snd_hdac_regmap_encode_amp(nid, ch, dir, idx);
1191
1192
1193 if ((query_amp_caps(codec, nid, dir) &
1194 (AC_AMPCAP_MUTE | AC_AMPCAP_MIN_MUTE)) == AC_AMPCAP_MIN_MUTE)
1195 cmd |= AC_AMP_FAKE_MUTE;
1196 return snd_hdac_regmap_update_raw(&codec->core, cmd, mask, val);
1197}
1198EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update);
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
1213 int direction, int idx, int mask, int val)
1214{
1215 int ch, ret = 0;
1216
1217 if (snd_BUG_ON(mask & ~0xff))
1218 mask &= 0xff;
1219 for (ch = 0; ch < 2; ch++)
1220 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
1221 idx, mask, val);
1222 return ret;
1223}
1224EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo);
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch,
1241 int dir, int idx, int mask, int val)
1242{
1243 int orig;
1244
1245 if (!codec->core.regmap)
1246 return -EINVAL;
1247 regcache_cache_only(codec->core.regmap, true);
1248 orig = snd_hda_codec_amp_read(codec, nid, ch, dir, idx);
1249 regcache_cache_only(codec->core.regmap, false);
1250 if (orig >= 0)
1251 return 0;
1252 return snd_hda_codec_amp_update(codec, nid, ch, dir, idx, mask, val);
1253}
1254EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init);
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid,
1268 int dir, int idx, int mask, int val)
1269{
1270 int ch, ret = 0;
1271
1272 if (snd_BUG_ON(mask & ~0xff))
1273 mask &= 0xff;
1274 for (ch = 0; ch < 2; ch++)
1275 ret |= snd_hda_codec_amp_init(codec, nid, ch, dir,
1276 idx, mask, val);
1277 return ret;
1278}
1279EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init_stereo);
1280
1281static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir,
1282 unsigned int ofs)
1283{
1284 u32 caps = query_amp_caps(codec, nid, dir);
1285
1286 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1287 if (ofs < caps)
1288 caps -= ofs;
1289 return caps;
1290}
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
1301 struct snd_ctl_elem_info *uinfo)
1302{
1303 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1304 u16 nid = get_amp_nid(kcontrol);
1305 u8 chs = get_amp_channels(kcontrol);
1306 int dir = get_amp_direction(kcontrol);
1307 unsigned int ofs = get_amp_offset(kcontrol);
1308
1309 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1310 uinfo->count = chs == 3 ? 2 : 1;
1311 uinfo->value.integer.min = 0;
1312 uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs);
1313 if (!uinfo->value.integer.max) {
1314 codec_warn(codec,
1315 "num_steps = 0 for NID=0x%x (ctl = %s)\n",
1316 nid, kcontrol->id.name);
1317 return -EINVAL;
1318 }
1319 return 0;
1320}
1321EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info);
1322
1323
1324static inline unsigned int
1325read_amp_value(struct hda_codec *codec, hda_nid_t nid,
1326 int ch, int dir, int idx, unsigned int ofs)
1327{
1328 unsigned int val;
1329 val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx);
1330 val &= HDA_AMP_VOLMASK;
1331 if (val >= ofs)
1332 val -= ofs;
1333 else
1334 val = 0;
1335 return val;
1336}
1337
1338static inline int
1339update_amp_value(struct hda_codec *codec, hda_nid_t nid,
1340 int ch, int dir, int idx, unsigned int ofs,
1341 unsigned int val)
1342{
1343 unsigned int maxval;
1344
1345 if (val > 0)
1346 val += ofs;
1347
1348 maxval = get_amp_max_value(codec, nid, dir, 0);
1349 if (val > maxval)
1350 val = maxval;
1351 return snd_hda_codec_amp_update(codec, nid, ch, dir, idx,
1352 HDA_AMP_VOLMASK, val);
1353}
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
1364 struct snd_ctl_elem_value *ucontrol)
1365{
1366 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1367 hda_nid_t nid = get_amp_nid(kcontrol);
1368 int chs = get_amp_channels(kcontrol);
1369 int dir = get_amp_direction(kcontrol);
1370 int idx = get_amp_index(kcontrol);
1371 unsigned int ofs = get_amp_offset(kcontrol);
1372 long *valp = ucontrol->value.integer.value;
1373
1374 if (chs & 1)
1375 *valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs);
1376 if (chs & 2)
1377 *valp = read_amp_value(codec, nid, 1, dir, idx, ofs);
1378 return 0;
1379}
1380EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get);
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
1391 struct snd_ctl_elem_value *ucontrol)
1392{
1393 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1394 hda_nid_t nid = get_amp_nid(kcontrol);
1395 int chs = get_amp_channels(kcontrol);
1396 int dir = get_amp_direction(kcontrol);
1397 int idx = get_amp_index(kcontrol);
1398 unsigned int ofs = get_amp_offset(kcontrol);
1399 long *valp = ucontrol->value.integer.value;
1400 int change = 0;
1401
1402 if (chs & 1) {
1403 change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp);
1404 valp++;
1405 }
1406 if (chs & 2)
1407 change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp);
1408 return change;
1409}
1410EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put);
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1423 unsigned int size, unsigned int __user *_tlv)
1424{
1425 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1426 hda_nid_t nid = get_amp_nid(kcontrol);
1427 int dir = get_amp_direction(kcontrol);
1428 unsigned int ofs = get_amp_offset(kcontrol);
1429 bool min_mute = get_amp_min_mute(kcontrol);
1430 u32 caps, val1, val2;
1431
1432 if (size < 4 * sizeof(unsigned int))
1433 return -ENOMEM;
1434 caps = query_amp_caps(codec, nid, dir);
1435 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1436 val2 = (val2 + 1) * 25;
1437 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1438 val1 += ofs;
1439 val1 = ((int)val1) * ((int)val2);
1440 if (min_mute || (caps & AC_AMPCAP_MIN_MUTE))
1441 val2 |= TLV_DB_SCALE_MUTE;
1442 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1443 return -EFAULT;
1444 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1445 return -EFAULT;
1446 if (put_user(val1, _tlv + 2))
1447 return -EFAULT;
1448 if (put_user(val2, _tlv + 3))
1449 return -EFAULT;
1450 return 0;
1451}
1452EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv);
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1466 unsigned int *tlv)
1467{
1468 u32 caps;
1469 int nums, step;
1470
1471 caps = query_amp_caps(codec, nid, dir);
1472 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1473 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1474 step = (step + 1) * 25;
1475 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1476 tlv[1] = 2 * sizeof(unsigned int);
1477 tlv[2] = -nums * step;
1478 tlv[3] = step;
1479}
1480EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv);
1481
1482
1483static struct snd_kcontrol *
1484find_mixer_ctl(struct hda_codec *codec, const char *name, int dev, int idx)
1485{
1486 struct snd_ctl_elem_id id;
1487 memset(&id, 0, sizeof(id));
1488 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1489 id.device = dev;
1490 id.index = idx;
1491 if (snd_BUG_ON(strlen(name) >= sizeof(id.name)))
1492 return NULL;
1493 strcpy(id.name, name);
1494 return snd_ctl_find_id(codec->card, &id);
1495}
1496
1497
1498
1499
1500
1501
1502
1503
1504struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1505 const char *name)
1506{
1507 return find_mixer_ctl(codec, name, 0, 0);
1508}
1509EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl);
1510
1511static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name,
1512 int start_idx)
1513{
1514 int i, idx;
1515
1516 for (i = 0, idx = start_idx; i < 16; i++, idx++) {
1517 if (!find_mixer_ctl(codec, name, 0, idx))
1518 return idx;
1519 }
1520 return -EBUSY;
1521}
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
1543 struct snd_kcontrol *kctl)
1544{
1545 int err;
1546 unsigned short flags = 0;
1547 struct hda_nid_item *item;
1548
1549 if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) {
1550 flags |= HDA_NID_ITEM_AMP;
1551 if (nid == 0)
1552 nid = get_amp_nid_(kctl->private_value);
1553 }
1554 if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0)
1555 nid = kctl->id.subdevice & 0xffff;
1556 if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG))
1557 kctl->id.subdevice = 0;
1558 err = snd_ctl_add(codec->card, kctl);
1559 if (err < 0)
1560 return err;
1561 item = snd_array_new(&codec->mixers);
1562 if (!item)
1563 return -ENOMEM;
1564 item->kctl = kctl;
1565 item->nid = nid;
1566 item->flags = flags;
1567 return 0;
1568}
1569EXPORT_SYMBOL_GPL(snd_hda_ctl_add);
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
1583 unsigned int index, hda_nid_t nid)
1584{
1585 struct hda_nid_item *item;
1586
1587 if (nid > 0) {
1588 item = snd_array_new(&codec->nids);
1589 if (!item)
1590 return -ENOMEM;
1591 item->kctl = kctl;
1592 item->index = index;
1593 item->nid = nid;
1594 return 0;
1595 }
1596 codec_err(codec, "no NID for mapping control %s:%d:%d\n",
1597 kctl->id.name, kctl->id.index, index);
1598 return -EINVAL;
1599}
1600EXPORT_SYMBOL_GPL(snd_hda_add_nid);
1601
1602
1603
1604
1605
1606void snd_hda_ctls_clear(struct hda_codec *codec)
1607{
1608 int i;
1609 struct hda_nid_item *items = codec->mixers.list;
1610 for (i = 0; i < codec->mixers.used; i++)
1611 snd_ctl_remove(codec->card, items[i].kctl);
1612 snd_array_free(&codec->mixers);
1613 snd_array_free(&codec->nids);
1614}
1615
1616
1617
1618
1619
1620
1621
1622int snd_hda_lock_devices(struct hda_bus *bus)
1623{
1624 struct snd_card *card = bus->card;
1625 struct hda_codec *codec;
1626
1627 spin_lock(&card->files_lock);
1628 if (card->shutdown)
1629 goto err_unlock;
1630 card->shutdown = 1;
1631 if (!list_empty(&card->ctl_files))
1632 goto err_clear;
1633
1634 list_for_each_codec(codec, bus) {
1635 struct hda_pcm *cpcm;
1636 list_for_each_entry(cpcm, &codec->pcm_list_head, list) {
1637 if (!cpcm->pcm)
1638 continue;
1639 if (cpcm->pcm->streams[0].substream_opened ||
1640 cpcm->pcm->streams[1].substream_opened)
1641 goto err_clear;
1642 }
1643 }
1644 spin_unlock(&card->files_lock);
1645 return 0;
1646
1647 err_clear:
1648 card->shutdown = 0;
1649 err_unlock:
1650 spin_unlock(&card->files_lock);
1651 return -EINVAL;
1652}
1653EXPORT_SYMBOL_GPL(snd_hda_lock_devices);
1654
1655
1656
1657
1658
1659void snd_hda_unlock_devices(struct hda_bus *bus)
1660{
1661 struct snd_card *card = bus->card;
1662
1663 spin_lock(&card->files_lock);
1664 card->shutdown = 0;
1665 spin_unlock(&card->files_lock);
1666}
1667EXPORT_SYMBOL_GPL(snd_hda_unlock_devices);
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679int snd_hda_codec_reset(struct hda_codec *codec)
1680{
1681 struct hda_bus *bus = codec->bus;
1682
1683 if (snd_hda_lock_devices(bus) < 0)
1684 return -EBUSY;
1685
1686
1687 snd_hdac_device_unregister(&codec->core);
1688
1689
1690 snd_hda_unlock_devices(bus);
1691 return 0;
1692}
1693
1694typedef int (*map_slave_func_t)(struct hda_codec *, void *, struct snd_kcontrol *);
1695
1696
1697static int map_slaves(struct hda_codec *codec, const char * const *slaves,
1698 const char *suffix, map_slave_func_t func, void *data)
1699{
1700 struct hda_nid_item *items;
1701 const char * const *s;
1702 int i, err;
1703
1704 items = codec->mixers.list;
1705 for (i = 0; i < codec->mixers.used; i++) {
1706 struct snd_kcontrol *sctl = items[i].kctl;
1707 if (!sctl || sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER)
1708 continue;
1709 for (s = slaves; *s; s++) {
1710 char tmpname[sizeof(sctl->id.name)];
1711 const char *name = *s;
1712 if (suffix) {
1713 snprintf(tmpname, sizeof(tmpname), "%s %s",
1714 name, suffix);
1715 name = tmpname;
1716 }
1717 if (!strcmp(sctl->id.name, name)) {
1718 err = func(codec, data, sctl);
1719 if (err)
1720 return err;
1721 break;
1722 }
1723 }
1724 }
1725 return 0;
1726}
1727
1728static int check_slave_present(struct hda_codec *codec,
1729 void *data, struct snd_kcontrol *sctl)
1730{
1731 return 1;
1732}
1733
1734
1735static int get_kctl_0dB_offset(struct hda_codec *codec,
1736 struct snd_kcontrol *kctl, int *step_to_check)
1737{
1738 int _tlv[4];
1739 const int *tlv = NULL;
1740 int val = -1;
1741
1742 if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
1743
1744 mm_segment_t fs = get_fs();
1745 set_fs(get_ds());
1746 if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), _tlv))
1747 tlv = _tlv;
1748 set_fs(fs);
1749 } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ)
1750 tlv = kctl->tlv.p;
1751 if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) {
1752 int step = tlv[3];
1753 step &= ~TLV_DB_SCALE_MUTE;
1754 if (!step)
1755 return -1;
1756 if (*step_to_check && *step_to_check != step) {
1757 codec_err(codec, "Mismatching dB step for vmaster slave (%d!=%d)\n",
1758- *step_to_check, step);
1759 return -1;
1760 }
1761 *step_to_check = step;
1762 val = -tlv[2] / step;
1763 }
1764 return val;
1765}
1766
1767
1768static int put_kctl_with_value(struct snd_kcontrol *kctl, int val)
1769{
1770 struct snd_ctl_elem_value *ucontrol;
1771 ucontrol = kzalloc(sizeof(*ucontrol), GFP_KERNEL);
1772 if (!ucontrol)
1773 return -ENOMEM;
1774 ucontrol->value.integer.value[0] = val;
1775 ucontrol->value.integer.value[1] = val;
1776 kctl->put(kctl, ucontrol);
1777 kfree(ucontrol);
1778 return 0;
1779}
1780
1781
1782static int init_slave_0dB(struct hda_codec *codec,
1783 void *data, struct snd_kcontrol *slave)
1784{
1785 int offset = get_kctl_0dB_offset(codec, slave, data);
1786 if (offset > 0)
1787 put_kctl_with_value(slave, offset);
1788 return 0;
1789}
1790
1791
1792static int init_slave_unmute(struct hda_codec *codec,
1793 void *data, struct snd_kcontrol *slave)
1794{
1795 return put_kctl_with_value(slave, 1);
1796}
1797
1798static int add_slave(struct hda_codec *codec,
1799 void *data, struct snd_kcontrol *slave)
1800{
1801 return snd_ctl_add_slave(data, slave);
1802}
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823int __snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1824 unsigned int *tlv, const char * const *slaves,
1825 const char *suffix, bool init_slave_vol,
1826 struct snd_kcontrol **ctl_ret)
1827{
1828 struct snd_kcontrol *kctl;
1829 int err;
1830
1831 if (ctl_ret)
1832 *ctl_ret = NULL;
1833
1834 err = map_slaves(codec, slaves, suffix, check_slave_present, NULL);
1835 if (err != 1) {
1836 codec_dbg(codec, "No slave found for %s\n", name);
1837 return 0;
1838 }
1839 kctl = snd_ctl_make_virtual_master(name, tlv);
1840 if (!kctl)
1841 return -ENOMEM;
1842 err = snd_hda_ctl_add(codec, 0, kctl);
1843 if (err < 0)
1844 return err;
1845
1846 err = map_slaves(codec, slaves, suffix, add_slave, kctl);
1847 if (err < 0)
1848 return err;
1849
1850
1851 put_kctl_with_value(kctl, 0);
1852 if (init_slave_vol) {
1853 int step = 0;
1854 map_slaves(codec, slaves, suffix,
1855 tlv ? init_slave_0dB : init_slave_unmute, &step);
1856 }
1857
1858 if (ctl_ret)
1859 *ctl_ret = kctl;
1860 return 0;
1861}
1862EXPORT_SYMBOL_GPL(__snd_hda_add_vmaster);
1863
1864
1865
1866
1867static int vmaster_mute_mode_info(struct snd_kcontrol *kcontrol,
1868 struct snd_ctl_elem_info *uinfo)
1869{
1870 static const char * const texts[] = {
1871 "On", "Off", "Follow Master"
1872 };
1873
1874 return snd_ctl_enum_info(uinfo, 1, 3, texts);
1875}
1876
1877static int vmaster_mute_mode_get(struct snd_kcontrol *kcontrol,
1878 struct snd_ctl_elem_value *ucontrol)
1879{
1880 struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol);
1881 ucontrol->value.enumerated.item[0] = hook->mute_mode;
1882 return 0;
1883}
1884
1885static int vmaster_mute_mode_put(struct snd_kcontrol *kcontrol,
1886 struct snd_ctl_elem_value *ucontrol)
1887{
1888 struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol);
1889 unsigned int old_mode = hook->mute_mode;
1890
1891 hook->mute_mode = ucontrol->value.enumerated.item[0];
1892 if (hook->mute_mode > HDA_VMUTE_FOLLOW_MASTER)
1893 hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER;
1894 if (old_mode == hook->mute_mode)
1895 return 0;
1896 snd_hda_sync_vmaster_hook(hook);
1897 return 1;
1898}
1899
1900static struct snd_kcontrol_new vmaster_mute_mode = {
1901 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1902 .name = "Mute-LED Mode",
1903 .info = vmaster_mute_mode_info,
1904 .get = vmaster_mute_mode_get,
1905 .put = vmaster_mute_mode_put,
1906};
1907
1908
1909static void vmaster_hook(void *private_data, int enabled)
1910{
1911 struct hda_vmaster_mute_hook *hook = private_data;
1912
1913 if (hook->mute_mode != HDA_VMUTE_FOLLOW_MASTER)
1914 enabled = hook->mute_mode;
1915 hook->hook(hook->codec, enabled);
1916}
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928int snd_hda_add_vmaster_hook(struct hda_codec *codec,
1929 struct hda_vmaster_mute_hook *hook,
1930 bool expose_enum_ctl)
1931{
1932 struct snd_kcontrol *kctl;
1933
1934 if (!hook->hook || !hook->sw_kctl)
1935 return 0;
1936 hook->codec = codec;
1937 hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER;
1938 snd_ctl_add_vmaster_hook(hook->sw_kctl, vmaster_hook, hook);
1939 if (!expose_enum_ctl)
1940 return 0;
1941 kctl = snd_ctl_new1(&vmaster_mute_mode, hook);
1942 if (!kctl)
1943 return -ENOMEM;
1944 return snd_hda_ctl_add(codec, 0, kctl);
1945}
1946EXPORT_SYMBOL_GPL(snd_hda_add_vmaster_hook);
1947
1948
1949
1950
1951
1952
1953
1954
1955void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook)
1956{
1957 if (!hook->hook || !hook->codec)
1958 return;
1959
1960
1961
1962 if (hook->codec->bus->shutdown)
1963 return;
1964 snd_ctl_sync_vmaster_hook(hook->sw_kctl);
1965}
1966EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook);
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1978 struct snd_ctl_elem_info *uinfo)
1979{
1980 int chs = get_amp_channels(kcontrol);
1981
1982 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1983 uinfo->count = chs == 3 ? 2 : 1;
1984 uinfo->value.integer.min = 0;
1985 uinfo->value.integer.max = 1;
1986 return 0;
1987}
1988EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info);
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1999 struct snd_ctl_elem_value *ucontrol)
2000{
2001 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2002 hda_nid_t nid = get_amp_nid(kcontrol);
2003 int chs = get_amp_channels(kcontrol);
2004 int dir = get_amp_direction(kcontrol);
2005 int idx = get_amp_index(kcontrol);
2006 long *valp = ucontrol->value.integer.value;
2007
2008 if (chs & 1)
2009 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
2010 HDA_AMP_MUTE) ? 0 : 1;
2011 if (chs & 2)
2012 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
2013 HDA_AMP_MUTE) ? 0 : 1;
2014 return 0;
2015}
2016EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get);
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
2027 struct snd_ctl_elem_value *ucontrol)
2028{
2029 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2030 hda_nid_t nid = get_amp_nid(kcontrol);
2031 int chs = get_amp_channels(kcontrol);
2032 int dir = get_amp_direction(kcontrol);
2033 int idx = get_amp_index(kcontrol);
2034 long *valp = ucontrol->value.integer.value;
2035 int change = 0;
2036
2037 if (chs & 1) {
2038 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
2039 HDA_AMP_MUTE,
2040 *valp ? 0 : HDA_AMP_MUTE);
2041 valp++;
2042 }
2043 if (chs & 2)
2044 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
2045 HDA_AMP_MUTE,
2046 *valp ? 0 : HDA_AMP_MUTE);
2047 hda_call_check_power_status(codec, nid);
2048 return change;
2049}
2050EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put);
2051
2052
2053
2054
2055
2056
2057
2058#define AMP_VAL_IDX_SHIFT 19
2059#define AMP_VAL_IDX_MASK (0x0f<<19)
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
2070 struct snd_ctl_elem_value *ucontrol)
2071{
2072 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2073 unsigned long pval;
2074 int err;
2075
2076 mutex_lock(&codec->control_mutex);
2077 pval = kcontrol->private_value;
2078 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK;
2079 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
2080 kcontrol->private_value = pval;
2081 mutex_unlock(&codec->control_mutex);
2082 return err;
2083}
2084EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_get);
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
2095 struct snd_ctl_elem_value *ucontrol)
2096{
2097 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2098 unsigned long pval;
2099 int i, indices, err = 0, change = 0;
2100
2101 mutex_lock(&codec->control_mutex);
2102 pval = kcontrol->private_value;
2103 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
2104 for (i = 0; i < indices; i++) {
2105 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
2106 (i << AMP_VAL_IDX_SHIFT);
2107 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
2108 if (err < 0)
2109 break;
2110 change |= err;
2111 }
2112 kcontrol->private_value = pval;
2113 mutex_unlock(&codec->control_mutex);
2114 return err < 0 ? err : change;
2115}
2116EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_put);
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
2127 struct snd_ctl_elem_info *uinfo)
2128{
2129 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2130 struct hda_bind_ctls *c;
2131 int err;
2132
2133 mutex_lock(&codec->control_mutex);
2134 c = (struct hda_bind_ctls *)kcontrol->private_value;
2135 kcontrol->private_value = *c->values;
2136 err = c->ops->info(kcontrol, uinfo);
2137 kcontrol->private_value = (long)c;
2138 mutex_unlock(&codec->control_mutex);
2139 return err;
2140}
2141EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_info);
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
2152 struct snd_ctl_elem_value *ucontrol)
2153{
2154 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2155 struct hda_bind_ctls *c;
2156 int err;
2157
2158 mutex_lock(&codec->control_mutex);
2159 c = (struct hda_bind_ctls *)kcontrol->private_value;
2160 kcontrol->private_value = *c->values;
2161 err = c->ops->get(kcontrol, ucontrol);
2162 kcontrol->private_value = (long)c;
2163 mutex_unlock(&codec->control_mutex);
2164 return err;
2165}
2166EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_get);
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
2177 struct snd_ctl_elem_value *ucontrol)
2178{
2179 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2180 struct hda_bind_ctls *c;
2181 unsigned long *vals;
2182 int err = 0, change = 0;
2183
2184 mutex_lock(&codec->control_mutex);
2185 c = (struct hda_bind_ctls *)kcontrol->private_value;
2186 for (vals = c->values; *vals; vals++) {
2187 kcontrol->private_value = *vals;
2188 err = c->ops->put(kcontrol, ucontrol);
2189 if (err < 0)
2190 break;
2191 change |= err;
2192 }
2193 kcontrol->private_value = (long)c;
2194 mutex_unlock(&codec->control_mutex);
2195 return err < 0 ? err : change;
2196}
2197EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_put);
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
2210 unsigned int size, unsigned int __user *tlv)
2211{
2212 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2213 struct hda_bind_ctls *c;
2214 int err;
2215
2216 mutex_lock(&codec->control_mutex);
2217 c = (struct hda_bind_ctls *)kcontrol->private_value;
2218 kcontrol->private_value = *c->values;
2219 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
2220 kcontrol->private_value = (long)c;
2221 mutex_unlock(&codec->control_mutex);
2222 return err;
2223}
2224EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_tlv);
2225
2226struct hda_ctl_ops snd_hda_bind_vol = {
2227 .info = snd_hda_mixer_amp_volume_info,
2228 .get = snd_hda_mixer_amp_volume_get,
2229 .put = snd_hda_mixer_amp_volume_put,
2230 .tlv = snd_hda_mixer_amp_tlv
2231};
2232EXPORT_SYMBOL_GPL(snd_hda_bind_vol);
2233
2234struct hda_ctl_ops snd_hda_bind_sw = {
2235 .info = snd_hda_mixer_amp_switch_info,
2236 .get = snd_hda_mixer_amp_switch_get,
2237 .put = snd_hda_mixer_amp_switch_put,
2238 .tlv = snd_hda_mixer_amp_tlv
2239};
2240EXPORT_SYMBOL_GPL(snd_hda_bind_sw);
2241
2242
2243
2244
2245
2246static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
2247 struct snd_ctl_elem_info *uinfo)
2248{
2249 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2250 uinfo->count = 1;
2251 return 0;
2252}
2253
2254static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
2255 struct snd_ctl_elem_value *ucontrol)
2256{
2257 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
2258 IEC958_AES0_NONAUDIO |
2259 IEC958_AES0_CON_EMPHASIS_5015 |
2260 IEC958_AES0_CON_NOT_COPYRIGHT;
2261 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
2262 IEC958_AES1_CON_ORIGINAL;
2263 return 0;
2264}
2265
2266static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
2267 struct snd_ctl_elem_value *ucontrol)
2268{
2269 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
2270 IEC958_AES0_NONAUDIO |
2271 IEC958_AES0_PRO_EMPHASIS_5015;
2272 return 0;
2273}
2274
2275static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
2276 struct snd_ctl_elem_value *ucontrol)
2277{
2278 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2279 int idx = kcontrol->private_value;
2280 struct hda_spdif_out *spdif;
2281
2282 mutex_lock(&codec->spdif_mutex);
2283 spdif = snd_array_elem(&codec->spdif_out, idx);
2284 ucontrol->value.iec958.status[0] = spdif->status & 0xff;
2285 ucontrol->value.iec958.status[1] = (spdif->status >> 8) & 0xff;
2286 ucontrol->value.iec958.status[2] = (spdif->status >> 16) & 0xff;
2287 ucontrol->value.iec958.status[3] = (spdif->status >> 24) & 0xff;
2288 mutex_unlock(&codec->spdif_mutex);
2289
2290 return 0;
2291}
2292
2293
2294
2295
2296static unsigned short convert_from_spdif_status(unsigned int sbits)
2297{
2298 unsigned short val = 0;
2299
2300 if (sbits & IEC958_AES0_PROFESSIONAL)
2301 val |= AC_DIG1_PROFESSIONAL;
2302 if (sbits & IEC958_AES0_NONAUDIO)
2303 val |= AC_DIG1_NONAUDIO;
2304 if (sbits & IEC958_AES0_PROFESSIONAL) {
2305 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
2306 IEC958_AES0_PRO_EMPHASIS_5015)
2307 val |= AC_DIG1_EMPHASIS;
2308 } else {
2309 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
2310 IEC958_AES0_CON_EMPHASIS_5015)
2311 val |= AC_DIG1_EMPHASIS;
2312 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
2313 val |= AC_DIG1_COPYRIGHT;
2314 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
2315 val |= AC_DIG1_LEVEL;
2316 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
2317 }
2318 return val;
2319}
2320
2321
2322
2323static unsigned int convert_to_spdif_status(unsigned short val)
2324{
2325 unsigned int sbits = 0;
2326
2327 if (val & AC_DIG1_NONAUDIO)
2328 sbits |= IEC958_AES0_NONAUDIO;
2329 if (val & AC_DIG1_PROFESSIONAL)
2330 sbits |= IEC958_AES0_PROFESSIONAL;
2331 if (sbits & IEC958_AES0_PROFESSIONAL) {
2332 if (val & AC_DIG1_EMPHASIS)
2333 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
2334 } else {
2335 if (val & AC_DIG1_EMPHASIS)
2336 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
2337 if (!(val & AC_DIG1_COPYRIGHT))
2338 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
2339 if (val & AC_DIG1_LEVEL)
2340 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
2341 sbits |= val & (0x7f << 8);
2342 }
2343 return sbits;
2344}
2345
2346
2347static void set_dig_out(struct hda_codec *codec, hda_nid_t nid,
2348 int mask, int val)
2349{
2350 const hda_nid_t *d;
2351
2352 snd_hdac_regmap_update(&codec->core, nid, AC_VERB_SET_DIGI_CONVERT_1,
2353 mask, val);
2354 d = codec->slave_dig_outs;
2355 if (!d)
2356 return;
2357 for (; *d; d++)
2358 snd_hdac_regmap_update(&codec->core, *d,
2359 AC_VERB_SET_DIGI_CONVERT_1, mask, val);
2360}
2361
2362static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,
2363 int dig1, int dig2)
2364{
2365 unsigned int mask = 0;
2366 unsigned int val = 0;
2367
2368 if (dig1 != -1) {
2369 mask |= 0xff;
2370 val = dig1;
2371 }
2372 if (dig2 != -1) {
2373 mask |= 0xff00;
2374 val |= dig2 << 8;
2375 }
2376 set_dig_out(codec, nid, mask, val);
2377}
2378
2379static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
2380 struct snd_ctl_elem_value *ucontrol)
2381{
2382 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2383 int idx = kcontrol->private_value;
2384 struct hda_spdif_out *spdif;
2385 hda_nid_t nid;
2386 unsigned short val;
2387 int change;
2388
2389 mutex_lock(&codec->spdif_mutex);
2390 spdif = snd_array_elem(&codec->spdif_out, idx);
2391 nid = spdif->nid;
2392 spdif->status = ucontrol->value.iec958.status[0] |
2393 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
2394 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
2395 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
2396 val = convert_from_spdif_status(spdif->status);
2397 val |= spdif->ctls & 1;
2398 change = spdif->ctls != val;
2399 spdif->ctls = val;
2400 if (change && nid != (u16)-1)
2401 set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff);
2402 mutex_unlock(&codec->spdif_mutex);
2403 return change;
2404}
2405
2406#define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
2407
2408static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
2409 struct snd_ctl_elem_value *ucontrol)
2410{
2411 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2412 int idx = kcontrol->private_value;
2413 struct hda_spdif_out *spdif;
2414
2415 mutex_lock(&codec->spdif_mutex);
2416 spdif = snd_array_elem(&codec->spdif_out, idx);
2417 ucontrol->value.integer.value[0] = spdif->ctls & AC_DIG1_ENABLE;
2418 mutex_unlock(&codec->spdif_mutex);
2419 return 0;
2420}
2421
2422static inline void set_spdif_ctls(struct hda_codec *codec, hda_nid_t nid,
2423 int dig1, int dig2)
2424{
2425 set_dig_out_convert(codec, nid, dig1, dig2);
2426
2427 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
2428 (dig1 & AC_DIG1_ENABLE))
2429 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
2430 HDA_AMP_MUTE, 0);
2431}
2432
2433static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
2434 struct snd_ctl_elem_value *ucontrol)
2435{
2436 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2437 int idx = kcontrol->private_value;
2438 struct hda_spdif_out *spdif;
2439 hda_nid_t nid;
2440 unsigned short val;
2441 int change;
2442
2443 mutex_lock(&codec->spdif_mutex);
2444 spdif = snd_array_elem(&codec->spdif_out, idx);
2445 nid = spdif->nid;
2446 val = spdif->ctls & ~AC_DIG1_ENABLE;
2447 if (ucontrol->value.integer.value[0])
2448 val |= AC_DIG1_ENABLE;
2449 change = spdif->ctls != val;
2450 spdif->ctls = val;
2451 if (change && nid != (u16)-1)
2452 set_spdif_ctls(codec, nid, val & 0xff, -1);
2453 mutex_unlock(&codec->spdif_mutex);
2454 return change;
2455}
2456
2457static struct snd_kcontrol_new dig_mixes[] = {
2458 {
2459 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2460 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2461 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
2462 .info = snd_hda_spdif_mask_info,
2463 .get = snd_hda_spdif_cmask_get,
2464 },
2465 {
2466 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2467 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2468 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
2469 .info = snd_hda_spdif_mask_info,
2470 .get = snd_hda_spdif_pmask_get,
2471 },
2472 {
2473 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2474 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
2475 .info = snd_hda_spdif_mask_info,
2476 .get = snd_hda_spdif_default_get,
2477 .put = snd_hda_spdif_default_put,
2478 },
2479 {
2480 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2481 .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
2482 .info = snd_hda_spdif_out_switch_info,
2483 .get = snd_hda_spdif_out_switch_get,
2484 .put = snd_hda_spdif_out_switch_put,
2485 },
2486 { }
2487};
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500int snd_hda_create_dig_out_ctls(struct hda_codec *codec,
2501 hda_nid_t associated_nid,
2502 hda_nid_t cvt_nid,
2503 int type)
2504{
2505 int err;
2506 struct snd_kcontrol *kctl;
2507 struct snd_kcontrol_new *dig_mix;
2508 int idx = 0;
2509 int val = 0;
2510 const int spdif_index = 16;
2511 struct hda_spdif_out *spdif;
2512 struct hda_bus *bus = codec->bus;
2513
2514 if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI &&
2515 type == HDA_PCM_TYPE_SPDIF) {
2516 idx = spdif_index;
2517 } else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF &&
2518 type == HDA_PCM_TYPE_HDMI) {
2519
2520 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
2521 kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0);
2522 if (!kctl)
2523 break;
2524 kctl->id.index = spdif_index;
2525 }
2526 bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI;
2527 }
2528 if (!bus->primary_dig_out_type)
2529 bus->primary_dig_out_type = type;
2530
2531 idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx);
2532 if (idx < 0) {
2533 codec_err(codec, "too many IEC958 outputs\n");
2534 return -EBUSY;
2535 }
2536 spdif = snd_array_new(&codec->spdif_out);
2537 if (!spdif)
2538 return -ENOMEM;
2539 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
2540 kctl = snd_ctl_new1(dig_mix, codec);
2541 if (!kctl)
2542 return -ENOMEM;
2543 kctl->id.index = idx;
2544 kctl->private_value = codec->spdif_out.used - 1;
2545 err = snd_hda_ctl_add(codec, associated_nid, kctl);
2546 if (err < 0)
2547 return err;
2548 }
2549 spdif->nid = cvt_nid;
2550 snd_hdac_regmap_read(&codec->core, cvt_nid,
2551 AC_VERB_GET_DIGI_CONVERT_1, &val);
2552 spdif->ctls = val;
2553 spdif->status = convert_to_spdif_status(spdif->ctls);
2554 return 0;
2555}
2556EXPORT_SYMBOL_GPL(snd_hda_create_dig_out_ctls);
2557
2558
2559
2560
2561
2562
2563
2564
2565struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec,
2566 hda_nid_t nid)
2567{
2568 int i;
2569 for (i = 0; i < codec->spdif_out.used; i++) {
2570 struct hda_spdif_out *spdif =
2571 snd_array_elem(&codec->spdif_out, i);
2572 if (spdif->nid == nid)
2573 return spdif;
2574 }
2575 return NULL;
2576}
2577EXPORT_SYMBOL_GPL(snd_hda_spdif_out_of_nid);
2578
2579
2580
2581
2582
2583
2584
2585
2586void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx)
2587{
2588 struct hda_spdif_out *spdif;
2589
2590 mutex_lock(&codec->spdif_mutex);
2591 spdif = snd_array_elem(&codec->spdif_out, idx);
2592 spdif->nid = (u16)-1;
2593 mutex_unlock(&codec->spdif_mutex);
2594}
2595EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_unassign);
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid)
2606{
2607 struct hda_spdif_out *spdif;
2608 unsigned short val;
2609
2610 mutex_lock(&codec->spdif_mutex);
2611 spdif = snd_array_elem(&codec->spdif_out, idx);
2612 if (spdif->nid != nid) {
2613 spdif->nid = nid;
2614 val = spdif->ctls;
2615 set_spdif_ctls(codec, nid, val & 0xff, (val >> 8) & 0xff);
2616 }
2617 mutex_unlock(&codec->spdif_mutex);
2618}
2619EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_assign);
2620
2621
2622
2623
2624static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
2625 struct snd_ctl_elem_value *ucontrol)
2626{
2627 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
2628 ucontrol->value.integer.value[0] = mout->share_spdif;
2629 return 0;
2630}
2631
2632static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
2633 struct snd_ctl_elem_value *ucontrol)
2634{
2635 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
2636 mout->share_spdif = !!ucontrol->value.integer.value[0];
2637 return 0;
2638}
2639
2640static struct snd_kcontrol_new spdif_share_sw = {
2641 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2642 .name = "IEC958 Default PCM Playback Switch",
2643 .info = snd_ctl_boolean_mono_info,
2644 .get = spdif_share_sw_get,
2645 .put = spdif_share_sw_put,
2646};
2647
2648
2649
2650
2651
2652
2653int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
2654 struct hda_multi_out *mout)
2655{
2656 struct snd_kcontrol *kctl;
2657
2658 if (!mout->dig_out_nid)
2659 return 0;
2660
2661 kctl = snd_ctl_new1(&spdif_share_sw, mout);
2662 if (!kctl)
2663 return -ENOMEM;
2664
2665 return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl);
2666}
2667EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw);
2668
2669
2670
2671
2672
2673#define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
2674
2675static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
2676 struct snd_ctl_elem_value *ucontrol)
2677{
2678 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2679
2680 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
2681 return 0;
2682}
2683
2684static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
2685 struct snd_ctl_elem_value *ucontrol)
2686{
2687 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2688 hda_nid_t nid = kcontrol->private_value;
2689 unsigned int val = !!ucontrol->value.integer.value[0];
2690 int change;
2691
2692 mutex_lock(&codec->spdif_mutex);
2693 change = codec->spdif_in_enable != val;
2694 if (change) {
2695 codec->spdif_in_enable = val;
2696 snd_hdac_regmap_write(&codec->core, nid,
2697 AC_VERB_SET_DIGI_CONVERT_1, val);
2698 }
2699 mutex_unlock(&codec->spdif_mutex);
2700 return change;
2701}
2702
2703static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
2704 struct snd_ctl_elem_value *ucontrol)
2705{
2706 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
2707 hda_nid_t nid = kcontrol->private_value;
2708 unsigned int val;
2709 unsigned int sbits;
2710
2711 snd_hdac_regmap_read(&codec->core, nid,
2712 AC_VERB_GET_DIGI_CONVERT_1, &val);
2713 sbits = convert_to_spdif_status(val);
2714 ucontrol->value.iec958.status[0] = sbits;
2715 ucontrol->value.iec958.status[1] = sbits >> 8;
2716 ucontrol->value.iec958.status[2] = sbits >> 16;
2717 ucontrol->value.iec958.status[3] = sbits >> 24;
2718 return 0;
2719}
2720
2721static struct snd_kcontrol_new dig_in_ctls[] = {
2722 {
2723 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2724 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, SWITCH),
2725 .info = snd_hda_spdif_in_switch_info,
2726 .get = snd_hda_spdif_in_switch_get,
2727 .put = snd_hda_spdif_in_switch_put,
2728 },
2729 {
2730 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2731 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2732 .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
2733 .info = snd_hda_spdif_mask_info,
2734 .get = snd_hda_spdif_in_status_get,
2735 },
2736 { }
2737};
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
2750{
2751 int err;
2752 struct snd_kcontrol *kctl;
2753 struct snd_kcontrol_new *dig_mix;
2754 int idx;
2755
2756 idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch", 0);
2757 if (idx < 0) {
2758 codec_err(codec, "too many IEC958 inputs\n");
2759 return -EBUSY;
2760 }
2761 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
2762 kctl = snd_ctl_new1(dig_mix, codec);
2763 if (!kctl)
2764 return -ENOMEM;
2765 kctl->private_value = nid;
2766 err = snd_hda_ctl_add(codec, nid, kctl);
2767 if (err < 0)
2768 return err;
2769 }
2770 codec->spdif_in_enable =
2771 snd_hda_codec_read(codec, nid, 0,
2772 AC_VERB_GET_DIGI_CONVERT_1, 0) &
2773 AC_DIG1_ENABLE;
2774 return 0;
2775}
2776EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls);
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
2789 unsigned int power_state)
2790{
2791 hda_nid_t nid;
2792
2793 for_each_hda_codec_node(nid, codec) {
2794 unsigned int wcaps = get_wcaps(codec, nid);
2795 unsigned int state = power_state;
2796 if (!(wcaps & AC_WCAP_POWER))
2797 continue;
2798 if (codec->power_filter) {
2799 state = codec->power_filter(codec, nid, power_state);
2800 if (state != power_state && power_state == AC_PWRST_D3)
2801 continue;
2802 }
2803 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
2804 state);
2805 }
2806}
2807EXPORT_SYMBOL_GPL(snd_hda_codec_set_power_to_all);
2808
2809
2810
2811
2812static unsigned int hda_sync_power_state(struct hda_codec *codec,
2813 hda_nid_t fg,
2814 unsigned int power_state)
2815{
2816 unsigned long end_time = jiffies + msecs_to_jiffies(500);
2817 unsigned int state, actual_state;
2818
2819 for (;;) {
2820 state = snd_hda_codec_read(codec, fg, 0,
2821 AC_VERB_GET_POWER_STATE, 0);
2822 if (state & AC_PWRST_ERROR)
2823 break;
2824 actual_state = (state >> 4) & 0x0f;
2825 if (actual_state == power_state)
2826 break;
2827 if (time_after_eq(jiffies, end_time))
2828 break;
2829
2830 msleep(1);
2831 }
2832 return state;
2833}
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec,
2845 hda_nid_t nid,
2846 unsigned int power_state)
2847{
2848 if (nid == codec->core.afg || nid == codec->core.mfg)
2849 return power_state;
2850 if (power_state == AC_PWRST_D3 &&
2851 get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN &&
2852 (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) {
2853 int eapd = snd_hda_codec_read(codec, nid, 0,
2854 AC_VERB_GET_EAPD_BTLENABLE, 0);
2855 if (eapd & 0x02)
2856 return AC_PWRST_D0;
2857 }
2858 return power_state;
2859}
2860EXPORT_SYMBOL_GPL(snd_hda_codec_eapd_power_filter);
2861
2862
2863
2864
2865static unsigned int hda_set_power_state(struct hda_codec *codec,
2866 unsigned int power_state)
2867{
2868 hda_nid_t fg = codec->core.afg ? codec->core.afg : codec->core.mfg;
2869 int count;
2870 unsigned int state;
2871 int flags = 0;
2872
2873
2874 if (power_state == AC_PWRST_D3) {
2875 if (codec->depop_delay < 0)
2876 msleep(codec_has_epss(codec) ? 10 : 100);
2877 else if (codec->depop_delay > 0)
2878 msleep(codec->depop_delay);
2879 flags = HDA_RW_NO_RESPONSE_FALLBACK;
2880 }
2881
2882
2883 for (count = 0; count < 10; count++) {
2884 if (codec->patch_ops.set_power_state)
2885 codec->patch_ops.set_power_state(codec, fg,
2886 power_state);
2887 else {
2888 state = power_state;
2889 if (codec->power_filter)
2890 state = codec->power_filter(codec, fg, state);
2891 if (state == power_state || power_state != AC_PWRST_D3)
2892 snd_hda_codec_read(codec, fg, flags,
2893 AC_VERB_SET_POWER_STATE,
2894 state);
2895 snd_hda_codec_set_power_to_all(codec, fg, power_state);
2896 }
2897 state = hda_sync_power_state(codec, fg, power_state);
2898 if (!(state & AC_PWRST_ERROR))
2899 break;
2900 }
2901
2902 return state;
2903}
2904
2905
2906
2907
2908static void sync_power_up_states(struct hda_codec *codec)
2909{
2910 hda_nid_t nid;
2911
2912
2913 if (!codec->power_filter)
2914 return;
2915
2916 for_each_hda_codec_node(nid, codec) {
2917 unsigned int wcaps = get_wcaps(codec, nid);
2918 unsigned int target;
2919 if (!(wcaps & AC_WCAP_POWER))
2920 continue;
2921 target = codec->power_filter(codec, nid, AC_PWRST_D0);
2922 if (target == AC_PWRST_D0)
2923 continue;
2924 if (!snd_hda_check_power_state(codec, nid, target))
2925 snd_hda_codec_write(codec, nid, 0,
2926 AC_VERB_SET_POWER_STATE, target);
2927 }
2928}
2929
2930#ifdef CONFIG_SND_HDA_RECONFIG
2931
2932static void hda_exec_init_verbs(struct hda_codec *codec)
2933{
2934 if (codec->init_verbs.list)
2935 snd_hda_sequence_write(codec, codec->init_verbs.list);
2936}
2937#else
2938static inline void hda_exec_init_verbs(struct hda_codec *codec) {}
2939#endif
2940
2941#ifdef CONFIG_PM
2942
2943static void update_power_acct(struct hda_codec *codec, bool on)
2944{
2945 unsigned long delta = jiffies - codec->power_jiffies;
2946
2947 if (on)
2948 codec->power_on_acct += delta;
2949 else
2950 codec->power_off_acct += delta;
2951 codec->power_jiffies += delta;
2952}
2953
2954void snd_hda_update_power_acct(struct hda_codec *codec)
2955{
2956 update_power_acct(codec, hda_codec_is_power_on(codec));
2957}
2958
2959
2960
2961
2962
2963static unsigned int hda_call_codec_suspend(struct hda_codec *codec)
2964{
2965 unsigned int state;
2966
2967 atomic_inc(&codec->core.in_pm);
2968
2969 if (codec->patch_ops.suspend)
2970 codec->patch_ops.suspend(codec);
2971 hda_cleanup_all_streams(codec);
2972 state = hda_set_power_state(codec, AC_PWRST_D3);
2973 update_power_acct(codec, true);
2974 atomic_dec(&codec->core.in_pm);
2975 return state;
2976}
2977
2978
2979
2980
2981static void hda_call_codec_resume(struct hda_codec *codec)
2982{
2983 atomic_inc(&codec->core.in_pm);
2984
2985 if (codec->core.regmap)
2986 regcache_mark_dirty(codec->core.regmap);
2987
2988 codec->power_jiffies = jiffies;
2989
2990 hda_set_power_state(codec, AC_PWRST_D0);
2991 restore_shutup_pins(codec);
2992 hda_exec_init_verbs(codec);
2993 snd_hda_jack_set_dirty_all(codec);
2994 if (codec->patch_ops.resume)
2995 codec->patch_ops.resume(codec);
2996 else {
2997 if (codec->patch_ops.init)
2998 codec->patch_ops.init(codec);
2999 if (codec->core.regmap)
3000 regcache_sync(codec->core.regmap);
3001 }
3002
3003 if (codec->jackpoll_interval)
3004 hda_jackpoll_work(&codec->jackpoll_work.work);
3005 else
3006 snd_hda_jack_report_sync(codec);
3007 atomic_dec(&codec->core.in_pm);
3008}
3009
3010static int hda_codec_runtime_suspend(struct device *dev)
3011{
3012 struct hda_codec *codec = dev_to_hda_codec(dev);
3013 struct hda_pcm *pcm;
3014 unsigned int state;
3015
3016 cancel_delayed_work_sync(&codec->jackpoll_work);
3017 list_for_each_entry(pcm, &codec->pcm_list_head, list)
3018 snd_pcm_suspend_all(pcm->pcm);
3019 state = hda_call_codec_suspend(codec);
3020 if (codec_has_clkstop(codec) && codec_has_epss(codec) &&
3021 (state & AC_PWRST_CLK_STOP_OK))
3022 snd_hdac_codec_link_down(&codec->core);
3023 snd_hdac_link_power(&codec->core, false);
3024 return 0;
3025}
3026
3027static int hda_codec_runtime_resume(struct device *dev)
3028{
3029 struct hda_codec *codec = dev_to_hda_codec(dev);
3030
3031 snd_hdac_link_power(&codec->core, true);
3032 snd_hdac_codec_link_up(&codec->core);
3033 hda_call_codec_resume(codec);
3034 pm_runtime_mark_last_busy(dev);
3035 return 0;
3036}
3037#endif
3038
3039
3040const struct dev_pm_ops hda_codec_driver_pm = {
3041 SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
3042 pm_runtime_force_resume)
3043 SET_RUNTIME_PM_OPS(hda_codec_runtime_suspend, hda_codec_runtime_resume,
3044 NULL)
3045};
3046
3047
3048
3049
3050static int add_std_chmaps(struct hda_codec *codec)
3051{
3052 struct hda_pcm *pcm;
3053 int str, err;
3054
3055 list_for_each_entry(pcm, &codec->pcm_list_head, list) {
3056 for (str = 0; str < 2; str++) {
3057 struct hda_pcm_stream *hinfo = &pcm->stream[str];
3058 struct snd_pcm_chmap *chmap;
3059 const struct snd_pcm_chmap_elem *elem;
3060
3061 if (!pcm->pcm || pcm->own_chmap || !hinfo->substreams)
3062 continue;
3063 elem = hinfo->chmap ? hinfo->chmap : snd_pcm_std_chmaps;
3064 err = snd_pcm_add_chmap_ctls(pcm->pcm, str, elem,
3065 hinfo->channels_max,
3066 0, &chmap);
3067 if (err < 0)
3068 return err;
3069 chmap->channel_mask = SND_PCM_CHMAP_MASK_2468;
3070 }
3071 }
3072 return 0;
3073}
3074
3075
3076
3077
3078const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[] = {
3079 { .channels = 2,
3080 .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } },
3081 { .channels = 4,
3082 .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR,
3083 SNDRV_CHMAP_LFE, SNDRV_CHMAP_LFE } },
3084 { }
3085};
3086EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps);
3087
3088int snd_hda_codec_build_controls(struct hda_codec *codec)
3089{
3090 int err = 0;
3091 hda_exec_init_verbs(codec);
3092
3093 if (codec->patch_ops.init)
3094 err = codec->patch_ops.init(codec);
3095 if (!err && codec->patch_ops.build_controls)
3096 err = codec->patch_ops.build_controls(codec);
3097 if (err < 0)
3098 return err;
3099
3100
3101 err = add_std_chmaps(codec);
3102 if (err < 0)
3103 return err;
3104
3105 if (codec->jackpoll_interval)
3106 hda_jackpoll_work(&codec->jackpoll_work.work);
3107 else
3108 snd_hda_jack_report_sync(codec);
3109 sync_power_up_states(codec);
3110 return 0;
3111}
3112
3113
3114
3115
3116static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
3117 struct hda_codec *codec,
3118 struct snd_pcm_substream *substream)
3119{
3120 return 0;
3121}
3122
3123static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
3124 struct hda_codec *codec,
3125 unsigned int stream_tag,
3126 unsigned int format,
3127 struct snd_pcm_substream *substream)
3128{
3129 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
3130 return 0;
3131}
3132
3133static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
3134 struct hda_codec *codec,
3135 struct snd_pcm_substream *substream)
3136{
3137 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
3138 return 0;
3139}
3140
3141static int set_pcm_default_values(struct hda_codec *codec,
3142 struct hda_pcm_stream *info)
3143{
3144 int err;
3145
3146
3147 if (info->nid && (!info->rates || !info->formats)) {
3148 err = snd_hda_query_supported_pcm(codec, info->nid,
3149 info->rates ? NULL : &info->rates,
3150 info->formats ? NULL : &info->formats,
3151 info->maxbps ? NULL : &info->maxbps);
3152 if (err < 0)
3153 return err;
3154 }
3155 if (info->ops.open == NULL)
3156 info->ops.open = hda_pcm_default_open_close;
3157 if (info->ops.close == NULL)
3158 info->ops.close = hda_pcm_default_open_close;
3159 if (info->ops.prepare == NULL) {
3160 if (snd_BUG_ON(!info->nid))
3161 return -EINVAL;
3162 info->ops.prepare = hda_pcm_default_prepare;
3163 }
3164 if (info->ops.cleanup == NULL) {
3165 if (snd_BUG_ON(!info->nid))
3166 return -EINVAL;
3167 info->ops.cleanup = hda_pcm_default_cleanup;
3168 }
3169 return 0;
3170}
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186int snd_hda_codec_prepare(struct hda_codec *codec,
3187 struct hda_pcm_stream *hinfo,
3188 unsigned int stream,
3189 unsigned int format,
3190 struct snd_pcm_substream *substream)
3191{
3192 int ret;
3193 mutex_lock(&codec->bus->prepare_mutex);
3194 if (hinfo->ops.prepare)
3195 ret = hinfo->ops.prepare(hinfo, codec, stream, format,
3196 substream);
3197 else
3198 ret = -ENODEV;
3199 if (ret >= 0)
3200 purify_inactive_streams(codec);
3201 mutex_unlock(&codec->bus->prepare_mutex);
3202 return ret;
3203}
3204EXPORT_SYMBOL_GPL(snd_hda_codec_prepare);
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214void snd_hda_codec_cleanup(struct hda_codec *codec,
3215 struct hda_pcm_stream *hinfo,
3216 struct snd_pcm_substream *substream)
3217{
3218 mutex_lock(&codec->bus->prepare_mutex);
3219 if (hinfo->ops.cleanup)
3220 hinfo->ops.cleanup(hinfo, codec, substream);
3221 mutex_unlock(&codec->bus->prepare_mutex);
3222}
3223EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup);
3224
3225
3226const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = {
3227 "Audio", "SPDIF", "HDMI", "Modem"
3228};
3229
3230
3231
3232
3233static int get_empty_pcm_device(struct hda_bus *bus, unsigned int type)
3234{
3235
3236
3237
3238
3239 static int audio_idx[HDA_PCM_NTYPES][5] = {
3240 [HDA_PCM_TYPE_AUDIO] = { 0, 2, 4, 5, -1 },
3241 [HDA_PCM_TYPE_SPDIF] = { 1, -1 },
3242 [HDA_PCM_TYPE_HDMI] = { 3, 7, 8, 9, -1 },
3243 [HDA_PCM_TYPE_MODEM] = { 6, -1 },
3244 };
3245 int i;
3246
3247 if (type >= HDA_PCM_NTYPES) {
3248 dev_err(bus->card->dev, "Invalid PCM type %d\n", type);
3249 return -EINVAL;
3250 }
3251
3252 for (i = 0; audio_idx[type][i] >= 0; i++) {
3253#ifndef CONFIG_SND_DYNAMIC_MINORS
3254 if (audio_idx[type][i] >= 8)
3255 break;
3256#endif
3257 if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits))
3258 return audio_idx[type][i];
3259 }
3260
3261#ifdef CONFIG_SND_DYNAMIC_MINORS
3262
3263 for (i = 10; i < 32; i++) {
3264 if (!test_and_set_bit(i, bus->pcm_dev_bits))
3265 return i;
3266 }
3267#endif
3268
3269 dev_warn(bus->card->dev, "Too many %s devices\n",
3270 snd_hda_pcm_type_name[type]);
3271#ifndef CONFIG_SND_DYNAMIC_MINORS
3272 dev_warn(bus->card->dev,
3273 "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n");
3274#endif
3275 return -EAGAIN;
3276}
3277
3278
3279int snd_hda_codec_parse_pcms(struct hda_codec *codec)
3280{
3281 struct hda_pcm *cpcm;
3282 int err;
3283
3284 if (!list_empty(&codec->pcm_list_head))
3285 return 0;
3286
3287 if (!codec->patch_ops.build_pcms)
3288 return 0;
3289
3290 err = codec->patch_ops.build_pcms(codec);
3291 if (err < 0) {
3292 codec_err(codec, "cannot build PCMs for #%d (error %d)\n",
3293 codec->core.addr, err);
3294 return err;
3295 }
3296
3297 list_for_each_entry(cpcm, &codec->pcm_list_head, list) {
3298 int stream;
3299
3300 for (stream = 0; stream < 2; stream++) {
3301 struct hda_pcm_stream *info = &cpcm->stream[stream];
3302
3303 if (!info->substreams)
3304 continue;
3305 err = set_pcm_default_values(codec, info);
3306 if (err < 0) {
3307 codec_warn(codec,
3308 "fail to setup default for PCM %s\n",
3309 cpcm->name);
3310 return err;
3311 }
3312 }
3313 }
3314
3315 return 0;
3316}
3317
3318
3319int snd_hda_codec_build_pcms(struct hda_codec *codec)
3320{
3321 struct hda_bus *bus = codec->bus;
3322 struct hda_pcm *cpcm;
3323 int dev, err;
3324
3325 err = snd_hda_codec_parse_pcms(codec);
3326 if (err < 0)
3327 return err;
3328
3329
3330 list_for_each_entry(cpcm, &codec->pcm_list_head, list) {
3331 if (cpcm->pcm)
3332 continue;
3333 if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)
3334 continue;
3335
3336 dev = get_empty_pcm_device(bus, cpcm->pcm_type);
3337 if (dev < 0)
3338 continue;
3339 cpcm->device = dev;
3340 err = snd_hda_attach_pcm_stream(bus, codec, cpcm);
3341 if (err < 0) {
3342 codec_err(codec,
3343 "cannot attach PCM stream %d for codec #%d\n",
3344 dev, codec->core.addr);
3345 continue;
3346 }
3347 }
3348
3349 return 0;
3350}
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362int snd_hda_add_new_ctls(struct hda_codec *codec,
3363 const struct snd_kcontrol_new *knew)
3364{
3365 int err;
3366
3367 for (; knew->name; knew++) {
3368 struct snd_kcontrol *kctl;
3369 int addr = 0, idx = 0;
3370 if (knew->iface == -1)
3371 continue;
3372 for (;;) {
3373 kctl = snd_ctl_new1(knew, codec);
3374 if (!kctl)
3375 return -ENOMEM;
3376 if (addr > 0)
3377 kctl->id.device = addr;
3378 if (idx > 0)
3379 kctl->id.index = idx;
3380 err = snd_hda_ctl_add(codec, 0, kctl);
3381 if (!err)
3382 break;
3383
3384
3385
3386
3387 if (!addr && codec->core.addr)
3388 addr = codec->core.addr;
3389 else if (!idx && !knew->index) {
3390 idx = find_empty_mixer_ctl_idx(codec,
3391 knew->name, 0);
3392 if (idx <= 0)
3393 return err;
3394 } else
3395 return err;
3396 }
3397 }
3398 return 0;
3399}
3400EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls);
3401
3402#ifdef CONFIG_PM
3403static void codec_set_power_save(struct hda_codec *codec, int delay)
3404{
3405 struct device *dev = hda_codec_dev(codec);
3406
3407 if (delay == 0 && codec->auto_runtime_pm)
3408 delay = 3000;
3409
3410 if (delay > 0) {
3411 pm_runtime_set_autosuspend_delay(dev, delay);
3412 pm_runtime_use_autosuspend(dev);
3413 pm_runtime_allow(dev);
3414 if (!pm_runtime_suspended(dev))
3415 pm_runtime_mark_last_busy(dev);
3416 } else {
3417 pm_runtime_dont_use_autosuspend(dev);
3418 pm_runtime_forbid(dev);
3419 }
3420}
3421
3422
3423
3424
3425
3426
3427
3428
3429void snd_hda_set_power_save(struct hda_bus *bus, int delay)
3430{
3431 struct hda_codec *c;
3432
3433 list_for_each_codec(c, bus)
3434 codec_set_power_save(c, delay);
3435}
3436EXPORT_SYMBOL_GPL(snd_hda_set_power_save);
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451int snd_hda_check_amp_list_power(struct hda_codec *codec,
3452 struct hda_loopback_check *check,
3453 hda_nid_t nid)
3454{
3455 const struct hda_amp_list *p;
3456 int ch, v;
3457
3458 if (!check->amplist)
3459 return 0;
3460 for (p = check->amplist; p->nid; p++) {
3461 if (p->nid == nid)
3462 break;
3463 }
3464 if (!p->nid)
3465 return 0;
3466
3467 for (p = check->amplist; p->nid; p++) {
3468 for (ch = 0; ch < 2; ch++) {
3469 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
3470 p->idx);
3471 if (!(v & HDA_AMP_MUTE) && v > 0) {
3472 if (!check->power_on) {
3473 check->power_on = 1;
3474 snd_hda_power_up_pm(codec);
3475 }
3476 return 1;
3477 }
3478 }
3479 }
3480 if (check->power_on) {
3481 check->power_on = 0;
3482 snd_hda_power_down_pm(codec);
3483 }
3484 return 0;
3485}
3486EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power);
3487#endif
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498int snd_hda_input_mux_info(const struct hda_input_mux *imux,
3499 struct snd_ctl_elem_info *uinfo)
3500{
3501 unsigned int index;
3502
3503 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
3504 uinfo->count = 1;
3505 uinfo->value.enumerated.items = imux->num_items;
3506 if (!imux->num_items)
3507 return 0;
3508 index = uinfo->value.enumerated.item;
3509 if (index >= imux->num_items)
3510 index = imux->num_items - 1;
3511 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
3512 return 0;
3513}
3514EXPORT_SYMBOL_GPL(snd_hda_input_mux_info);
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524int snd_hda_input_mux_put(struct hda_codec *codec,
3525 const struct hda_input_mux *imux,
3526 struct snd_ctl_elem_value *ucontrol,
3527 hda_nid_t nid,
3528 unsigned int *cur_val)
3529{
3530 unsigned int idx;
3531
3532 if (!imux->num_items)
3533 return 0;
3534 idx = ucontrol->value.enumerated.item[0];
3535 if (idx >= imux->num_items)
3536 idx = imux->num_items - 1;
3537 if (*cur_val == idx)
3538 return 0;
3539 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
3540 imux->items[idx].index);
3541 *cur_val = idx;
3542 return 1;
3543}
3544EXPORT_SYMBOL_GPL(snd_hda_input_mux_put);
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol,
3558 struct snd_ctl_elem_info *uinfo,
3559 int num_items, const char * const *texts)
3560{
3561 static const char * const texts_default[] = {
3562 "Disabled", "Enabled"
3563 };
3564
3565 if (!texts || !num_items) {
3566 num_items = 2;
3567 texts = texts_default;
3568 }
3569
3570 return snd_ctl_enum_info(uinfo, 1, num_items, texts);
3571}
3572EXPORT_SYMBOL_GPL(snd_hda_enum_helper_info);
3573
3574
3575
3576
3577
3578
3579static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
3580 unsigned int stream_tag, unsigned int format)
3581{
3582 struct hda_spdif_out *spdif;
3583 unsigned int curr_fmt;
3584 bool reset;
3585
3586 spdif = snd_hda_spdif_out_of_nid(codec, nid);
3587 curr_fmt = snd_hda_codec_read(codec, nid, 0,
3588 AC_VERB_GET_STREAM_FORMAT, 0);
3589 reset = codec->spdif_status_reset &&
3590 (spdif->ctls & AC_DIG1_ENABLE) &&
3591 curr_fmt != format;
3592
3593
3594
3595 if (reset)
3596 set_dig_out_convert(codec, nid,
3597 spdif->ctls & ~AC_DIG1_ENABLE & 0xff,
3598 -1);
3599 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
3600 if (codec->slave_dig_outs) {
3601 const hda_nid_t *d;
3602 for (d = codec->slave_dig_outs; *d; d++)
3603 snd_hda_codec_setup_stream(codec, *d, stream_tag, 0,
3604 format);
3605 }
3606
3607 if (reset)
3608 set_dig_out_convert(codec, nid,
3609 spdif->ctls & 0xff, -1);
3610}
3611
3612static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid)
3613{
3614 snd_hda_codec_cleanup_stream(codec, nid);
3615 if (codec->slave_dig_outs) {
3616 const hda_nid_t *d;
3617 for (d = codec->slave_dig_outs; *d; d++)
3618 snd_hda_codec_cleanup_stream(codec, *d);
3619 }
3620}
3621
3622
3623
3624
3625
3626
3627int snd_hda_multi_out_dig_open(struct hda_codec *codec,
3628 struct hda_multi_out *mout)
3629{
3630 mutex_lock(&codec->spdif_mutex);
3631 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
3632
3633 cleanup_dig_out_stream(codec, mout->dig_out_nid);
3634 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
3635 mutex_unlock(&codec->spdif_mutex);
3636 return 0;
3637}
3638EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open);
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
3649 struct hda_multi_out *mout,
3650 unsigned int stream_tag,
3651 unsigned int format,
3652 struct snd_pcm_substream *substream)
3653{
3654 mutex_lock(&codec->spdif_mutex);
3655 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
3656 mutex_unlock(&codec->spdif_mutex);
3657 return 0;
3658}
3659EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare);
3660
3661
3662
3663
3664
3665
3666int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
3667 struct hda_multi_out *mout)
3668{
3669 mutex_lock(&codec->spdif_mutex);
3670 cleanup_dig_out_stream(codec, mout->dig_out_nid);
3671 mutex_unlock(&codec->spdif_mutex);
3672 return 0;
3673}
3674EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup);
3675
3676
3677
3678
3679
3680
3681int snd_hda_multi_out_dig_close(struct hda_codec *codec,
3682 struct hda_multi_out *mout)
3683{
3684 mutex_lock(&codec->spdif_mutex);
3685 mout->dig_out_used = 0;
3686 mutex_unlock(&codec->spdif_mutex);
3687 return 0;
3688}
3689EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close);
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702int snd_hda_multi_out_analog_open(struct hda_codec *codec,
3703 struct hda_multi_out *mout,
3704 struct snd_pcm_substream *substream,
3705 struct hda_pcm_stream *hinfo)
3706{
3707 struct snd_pcm_runtime *runtime = substream->runtime;
3708 runtime->hw.channels_max = mout->max_channels;
3709 if (mout->dig_out_nid) {
3710 if (!mout->analog_rates) {
3711 mout->analog_rates = hinfo->rates;
3712 mout->analog_formats = hinfo->formats;
3713 mout->analog_maxbps = hinfo->maxbps;
3714 } else {
3715 runtime->hw.rates = mout->analog_rates;
3716 runtime->hw.formats = mout->analog_formats;
3717 hinfo->maxbps = mout->analog_maxbps;
3718 }
3719 if (!mout->spdif_rates) {
3720 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
3721 &mout->spdif_rates,
3722 &mout->spdif_formats,
3723 &mout->spdif_maxbps);
3724 }
3725 mutex_lock(&codec->spdif_mutex);
3726 if (mout->share_spdif) {
3727 if ((runtime->hw.rates & mout->spdif_rates) &&
3728 (runtime->hw.formats & mout->spdif_formats)) {
3729 runtime->hw.rates &= mout->spdif_rates;
3730 runtime->hw.formats &= mout->spdif_formats;
3731 if (mout->spdif_maxbps < hinfo->maxbps)
3732 hinfo->maxbps = mout->spdif_maxbps;
3733 } else {
3734 mout->share_spdif = 0;
3735
3736 }
3737 }
3738 mutex_unlock(&codec->spdif_mutex);
3739 }
3740 return snd_pcm_hw_constraint_step(substream->runtime, 0,
3741 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
3742}
3743EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open);
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
3757 struct hda_multi_out *mout,
3758 unsigned int stream_tag,
3759 unsigned int format,
3760 struct snd_pcm_substream *substream)
3761{
3762 const hda_nid_t *nids = mout->dac_nids;
3763 int chs = substream->runtime->channels;
3764 struct hda_spdif_out *spdif;
3765 int i;
3766
3767 mutex_lock(&codec->spdif_mutex);
3768 spdif = snd_hda_spdif_out_of_nid(codec, mout->dig_out_nid);
3769 if (mout->dig_out_nid && mout->share_spdif &&
3770 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
3771 if (chs == 2 &&
3772 snd_hda_is_supported_format(codec, mout->dig_out_nid,
3773 format) &&
3774 !(spdif->status & IEC958_AES0_NONAUDIO)) {
3775 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
3776 setup_dig_out_stream(codec, mout->dig_out_nid,
3777 stream_tag, format);
3778 } else {
3779 mout->dig_out_used = 0;
3780 cleanup_dig_out_stream(codec, mout->dig_out_nid);
3781 }
3782 }
3783 mutex_unlock(&codec->spdif_mutex);
3784
3785
3786 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
3787 0, format);
3788 if (!mout->no_share_stream &&
3789 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
3790
3791 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
3792 0, format);
3793
3794 for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++)
3795 if (!mout->no_share_stream && mout->hp_out_nid[i])
3796 snd_hda_codec_setup_stream(codec,
3797 mout->hp_out_nid[i],
3798 stream_tag, 0, format);
3799
3800
3801 for (i = 1; i < mout->num_dacs; i++) {
3802 if (chs >= (i + 1) * 2)
3803 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
3804 i * 2, format);
3805 else if (!mout->no_share_stream)
3806 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
3807 0, format);
3808 }
3809
3810
3811 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) {
3812 int ch = 0;
3813 if (!mout->extra_out_nid[i])
3814 break;
3815 if (chs >= (i + 1) * 2)
3816 ch = i * 2;
3817 else if (!mout->no_share_stream)
3818 break;
3819 snd_hda_codec_setup_stream(codec, mout->extra_out_nid[i],
3820 stream_tag, ch, format);
3821 }
3822
3823 return 0;
3824}
3825EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare);
3826
3827
3828
3829
3830
3831
3832int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
3833 struct hda_multi_out *mout)
3834{
3835 const hda_nid_t *nids = mout->dac_nids;
3836 int i;
3837
3838 for (i = 0; i < mout->num_dacs; i++)
3839 snd_hda_codec_cleanup_stream(codec, nids[i]);
3840 if (mout->hp_nid)
3841 snd_hda_codec_cleanup_stream(codec, mout->hp_nid);
3842 for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++)
3843 if (mout->hp_out_nid[i])
3844 snd_hda_codec_cleanup_stream(codec,
3845 mout->hp_out_nid[i]);
3846 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
3847 if (mout->extra_out_nid[i])
3848 snd_hda_codec_cleanup_stream(codec,
3849 mout->extra_out_nid[i]);
3850 mutex_lock(&codec->spdif_mutex);
3851 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
3852 cleanup_dig_out_stream(codec, mout->dig_out_nid);
3853 mout->dig_out_used = 0;
3854 }
3855 mutex_unlock(&codec->spdif_mutex);
3856 return 0;
3857}
3858EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup);
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin)
3869{
3870 unsigned int pincap;
3871 unsigned int oldval;
3872 oldval = snd_hda_codec_read(codec, pin, 0,
3873 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
3874 pincap = snd_hda_query_pin_caps(codec, pin);
3875 pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
3876
3877 if ((pincap & AC_PINCAP_VREF_80) && oldval != PIN_VREF50)
3878 return AC_PINCTL_VREF_80;
3879 else if (pincap & AC_PINCAP_VREF_50)
3880 return AC_PINCTL_VREF_50;
3881 else if (pincap & AC_PINCAP_VREF_100)
3882 return AC_PINCTL_VREF_100;
3883 else if (pincap & AC_PINCAP_VREF_GRD)
3884 return AC_PINCTL_VREF_GRD;
3885 return AC_PINCTL_VREF_HIZ;
3886}
3887EXPORT_SYMBOL_GPL(snd_hda_get_default_vref);
3888
3889
3890
3891
3892
3893
3894
3895unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec,
3896 hda_nid_t pin, unsigned int val)
3897{
3898 static unsigned int cap_lists[][2] = {
3899 { AC_PINCTL_VREF_100, AC_PINCAP_VREF_100 },
3900 { AC_PINCTL_VREF_80, AC_PINCAP_VREF_80 },
3901 { AC_PINCTL_VREF_50, AC_PINCAP_VREF_50 },
3902 { AC_PINCTL_VREF_GRD, AC_PINCAP_VREF_GRD },
3903 };
3904 unsigned int cap;
3905
3906 if (!val)
3907 return 0;
3908 cap = snd_hda_query_pin_caps(codec, pin);
3909 if (!cap)
3910 return val;
3911
3912 if (val & AC_PINCTL_OUT_EN) {
3913 if (!(cap & AC_PINCAP_OUT))
3914 val &= ~(AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN);
3915 else if ((val & AC_PINCTL_HP_EN) && !(cap & AC_PINCAP_HP_DRV))
3916 val &= ~AC_PINCTL_HP_EN;
3917 }
3918
3919 if (val & AC_PINCTL_IN_EN) {
3920 if (!(cap & AC_PINCAP_IN))
3921 val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN);
3922 else {
3923 unsigned int vcap, vref;
3924 int i;
3925 vcap = (cap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
3926 vref = val & AC_PINCTL_VREFEN;
3927 for (i = 0; i < ARRAY_SIZE(cap_lists); i++) {
3928 if (vref == cap_lists[i][0] &&
3929 !(vcap & cap_lists[i][1])) {
3930 if (i == ARRAY_SIZE(cap_lists) - 1)
3931 vref = AC_PINCTL_VREF_HIZ;
3932 else
3933 vref = cap_lists[i + 1][0];
3934 }
3935 }
3936 val &= ~AC_PINCTL_VREFEN;
3937 val |= vref;
3938 }
3939 }
3940
3941 return val;
3942}
3943EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl);
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin,
3959 unsigned int val, bool cached)
3960{
3961 val = snd_hda_correct_pin_ctl(codec, pin, val);
3962 snd_hda_codec_set_pin_target(codec, pin, val);
3963 if (cached)
3964 return snd_hda_codec_update_cache(codec, pin, 0,
3965 AC_VERB_SET_PIN_WIDGET_CONTROL, val);
3966 else
3967 return snd_hda_codec_write(codec, pin, 0,
3968 AC_VERB_SET_PIN_WIDGET_CONTROL, val);
3969}
3970EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl);
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984int snd_hda_add_imux_item(struct hda_codec *codec,
3985 struct hda_input_mux *imux, const char *label,
3986 int index, int *type_idx)
3987{
3988 int i, label_idx = 0;
3989 if (imux->num_items >= HDA_MAX_NUM_INPUTS) {
3990 codec_err(codec, "hda_codec: Too many imux items!\n");
3991 return -EINVAL;
3992 }
3993 for (i = 0; i < imux->num_items; i++) {
3994 if (!strncmp(label, imux->items[i].label, strlen(label)))
3995 label_idx++;
3996 }
3997 if (type_idx)
3998 *type_idx = label_idx;
3999 if (label_idx > 0)
4000 snprintf(imux->items[imux->num_items].label,
4001 sizeof(imux->items[imux->num_items].label),
4002 "%s %d", label, label_idx);
4003 else
4004 strlcpy(imux->items[imux->num_items].label, label,
4005 sizeof(imux->items[imux->num_items].label));
4006 imux->items[imux->num_items].index = index;
4007 imux->num_items++;
4008 return 0;
4009}
4010EXPORT_SYMBOL_GPL(snd_hda_add_imux_item);
4011
4012
4013
4014
4015
4016void snd_hda_bus_reset_codecs(struct hda_bus *bus)
4017{
4018 struct hda_codec *codec;
4019
4020 list_for_each_codec(codec, bus) {
4021
4022 cancel_delayed_work_sync(&codec->jackpoll_work);
4023#ifdef CONFIG_PM
4024 if (hda_codec_is_power_on(codec)) {
4025 hda_call_codec_suspend(codec);
4026 hda_call_codec_resume(codec);
4027 }
4028#endif
4029 }
4030}
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040void snd_print_pcm_bits(int pcm, char *buf, int buflen)
4041{
4042 static unsigned int bits[] = { 8, 16, 20, 24, 32 };
4043 int i, j;
4044
4045 for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++)
4046 if (pcm & (AC_SUPPCM_BITS_8 << i))
4047 j += snprintf(buf + j, buflen - j, " %d", bits[i]);
4048
4049 buf[j] = '\0';
4050}
4051EXPORT_SYMBOL_GPL(snd_print_pcm_bits);
4052
4053MODULE_DESCRIPTION("HDA codec core");
4054MODULE_LICENSE("GPL");
4055