2 * Universal Interface for Intel High Definition Audio Codec
4 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
7 * This driver is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This driver is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <linux/init.h>
23 #include <linux/delay.h>
24 #include <linux/slab.h>
25 #include <linux/pci.h>
26 #include <linux/mutex.h>
27 #include <sound/core.h>
28 #include "hda_codec.h"
29 #include <sound/asoundef.h>
30 #include <sound/tlv.h>
31 #include <sound/initval.h>
32 #include "hda_local.h"
33 #include <sound/hda_hwdep.h>
35 #ifdef CONFIG_SND_HDA_POWER_SAVE
36 /* define this option here to hide as static */
37 static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
38 module_param(power_save, int, 0644);
39 MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
40 "(in second, 0 = disable).");
44 * vendor / preset table
47 struct hda_vendor_id {
52 /* codec vendor labels */
53 static struct hda_vendor_id hda_vendor_ids[] = {
55 { 0x1057, "Motorola" },
56 { 0x1095, "Silicon Image" },
57 { 0x10ec, "Realtek" },
61 { 0x11d4, "Analog Devices" },
62 { 0x13f6, "C-Media" },
63 { 0x14f1, "Conexant" },
64 { 0x17e8, "Chrontel" },
66 { 0x434d, "C-Media" },
67 { 0x8384, "SigmaTel" },
72 #include "hda_patch.h"
75 #ifdef CONFIG_SND_HDA_POWER_SAVE
76 static void hda_power_work(struct work_struct *work);
77 static void hda_keep_power_on(struct hda_codec *codec);
79 static inline void hda_keep_power_on(struct hda_codec *codec) {}
83 * snd_hda_codec_read - send a command and get the response
84 * @codec: the HDA codec
85 * @nid: NID to send the command
86 * @direct: direct flag
87 * @verb: the verb to send
88 * @parm: the parameter for the verb
90 * Send a single command and read the corresponding response.
92 * Returns the obtained response value, or -1 for an error.
94 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
96 unsigned int verb, unsigned int parm)
99 snd_hda_power_up(codec);
100 mutex_lock(&codec->bus->cmd_mutex);
101 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
102 res = codec->bus->ops.get_response(codec);
104 res = (unsigned int)-1;
105 mutex_unlock(&codec->bus->cmd_mutex);
106 snd_hda_power_down(codec);
111 * snd_hda_codec_write - send a single command without waiting for response
112 * @codec: the HDA codec
113 * @nid: NID to send the command
114 * @direct: direct flag
115 * @verb: the verb to send
116 * @parm: the parameter for the verb
118 * Send a single command without waiting for response.
120 * Returns 0 if successful, or a negative error code.
122 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
123 unsigned int verb, unsigned int parm)
126 snd_hda_power_up(codec);
127 mutex_lock(&codec->bus->cmd_mutex);
128 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
129 mutex_unlock(&codec->bus->cmd_mutex);
130 snd_hda_power_down(codec);
135 * snd_hda_sequence_write - sequence writes
136 * @codec: the HDA codec
137 * @seq: VERB array to send
139 * Send the commands sequentially from the given array.
140 * The array must be terminated with NID=0.
142 void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
144 for (; seq->nid; seq++)
145 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
149 * snd_hda_get_sub_nodes - get the range of sub nodes
150 * @codec: the HDA codec
152 * @start_id: the pointer to store the start NID
154 * Parse the NID and store the start NID of its sub-nodes.
155 * Returns the number of sub-nodes.
157 int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
162 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
165 *start_id = (parm >> 16) & 0x7fff;
166 return (int)(parm & 0x7fff);
170 * snd_hda_get_connections - get connection list
171 * @codec: the HDA codec
173 * @conn_list: connection list array
174 * @max_conns: max. number of connections to store
176 * Parses the connection list of the given widget and stores the list
179 * Returns the number of connections, or a negative error code.
181 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
182 hda_nid_t *conn_list, int max_conns)
185 int i, conn_len, conns;
186 unsigned int shift, num_elems, mask;
189 snd_assert(conn_list && max_conns > 0, return -EINVAL);
191 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
192 if (parm & AC_CLIST_LONG) {
201 conn_len = parm & AC_CLIST_LENGTH;
202 mask = (1 << (shift-1)) - 1;
205 return 0; /* no connection */
208 /* single connection */
209 parm = snd_hda_codec_read(codec, nid, 0,
210 AC_VERB_GET_CONNECT_LIST, 0);
211 conn_list[0] = parm & mask;
215 /* multi connection */
218 for (i = 0; i < conn_len; i++) {
222 if (i % num_elems == 0)
223 parm = snd_hda_codec_read(codec, nid, 0,
224 AC_VERB_GET_CONNECT_LIST, i);
225 range_val = !!(parm & (1 << (shift-1))); /* ranges */
229 /* ranges between the previous and this one */
230 if (!prev_nid || prev_nid >= val) {
231 snd_printk(KERN_WARNING "hda_codec: "
232 "invalid dep_range_val %x:%x\n",
236 for (n = prev_nid + 1; n <= val; n++) {
237 if (conns >= max_conns) {
239 "Too many connections\n");
242 conn_list[conns++] = n;
245 if (conns >= max_conns) {
246 snd_printk(KERN_ERR "Too many connections\n");
249 conn_list[conns++] = val;
258 * snd_hda_queue_unsol_event - add an unsolicited event to queue
260 * @res: unsolicited event (lower 32bit of RIRB entry)
261 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
263 * Adds the given event to the queue. The events are processed in
264 * the workqueue asynchronously. Call this function in the interrupt
265 * hanlder when RIRB receives an unsolicited event.
267 * Returns 0 if successful, or a negative error code.
269 int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
271 struct hda_bus_unsolicited *unsol;
278 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
282 unsol->queue[wp] = res;
283 unsol->queue[wp + 1] = res_ex;
285 schedule_work(&unsol->work);
291 * process queueud unsolicited events
293 static void process_unsol_events(struct work_struct *work)
295 struct hda_bus_unsolicited *unsol =
296 container_of(work, struct hda_bus_unsolicited, work);
297 struct hda_bus *bus = unsol->bus;
298 struct hda_codec *codec;
299 unsigned int rp, caddr, res;
301 while (unsol->rp != unsol->wp) {
302 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
305 res = unsol->queue[rp];
306 caddr = unsol->queue[rp + 1];
307 if (!(caddr & (1 << 4))) /* no unsolicited event? */
309 codec = bus->caddr_tbl[caddr & 0x0f];
310 if (codec && codec->patch_ops.unsol_event)
311 codec->patch_ops.unsol_event(codec, res);
316 * initialize unsolicited queue
318 static int __devinit init_unsol_queue(struct hda_bus *bus)
320 struct hda_bus_unsolicited *unsol;
322 if (bus->unsol) /* already initialized */
325 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
327 snd_printk(KERN_ERR "hda_codec: "
328 "can't allocate unsolicited queue\n");
331 INIT_WORK(&unsol->work, process_unsol_events);
340 static void snd_hda_codec_free(struct hda_codec *codec);
342 static int snd_hda_bus_free(struct hda_bus *bus)
344 struct hda_codec *codec, *n;
349 flush_scheduled_work();
352 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
353 snd_hda_codec_free(codec);
355 if (bus->ops.private_free)
356 bus->ops.private_free(bus);
361 static int snd_hda_bus_dev_free(struct snd_device *device)
363 struct hda_bus *bus = device->device_data;
364 return snd_hda_bus_free(bus);
368 * snd_hda_bus_new - create a HDA bus
369 * @card: the card entry
370 * @temp: the template for hda_bus information
371 * @busp: the pointer to store the created bus instance
373 * Returns 0 if successful, or a negative error code.
375 int __devinit snd_hda_bus_new(struct snd_card *card,
376 const struct hda_bus_template *temp,
377 struct hda_bus **busp)
381 static struct snd_device_ops dev_ops = {
382 .dev_free = snd_hda_bus_dev_free,
385 snd_assert(temp, return -EINVAL);
386 snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
391 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
393 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
398 bus->private_data = temp->private_data;
399 bus->pci = temp->pci;
400 bus->modelname = temp->modelname;
401 bus->ops = temp->ops;
403 mutex_init(&bus->cmd_mutex);
404 INIT_LIST_HEAD(&bus->codec_list);
406 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
408 snd_hda_bus_free(bus);
416 #ifdef CONFIG_SND_HDA_GENERIC
417 #define is_generic_config(codec) \
418 (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
420 #define is_generic_config(codec) 0
424 * find a matching codec preset
426 static const struct hda_codec_preset __devinit *
427 find_codec_preset(struct hda_codec *codec)
429 const struct hda_codec_preset **tbl, *preset;
431 if (is_generic_config(codec))
432 return NULL; /* use the generic parser */
434 for (tbl = hda_preset_tables; *tbl; tbl++) {
435 for (preset = *tbl; preset->id; preset++) {
436 u32 mask = preset->mask;
437 if (preset->afg && preset->afg != codec->afg)
439 if (preset->mfg && preset->mfg != codec->mfg)
443 if (preset->id == (codec->vendor_id & mask) &&
445 preset->rev == codec->revision_id))
453 * snd_hda_get_codec_name - store the codec name
455 void snd_hda_get_codec_name(struct hda_codec *codec,
456 char *name, int namelen)
458 const struct hda_vendor_id *c;
459 const char *vendor = NULL;
460 u16 vendor_id = codec->vendor_id >> 16;
463 for (c = hda_vendor_ids; c->id; c++) {
464 if (c->id == vendor_id) {
470 sprintf(tmp, "Generic %04x", vendor_id);
473 if (codec->preset && codec->preset->name)
474 snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
476 snprintf(name, namelen, "%s ID %x", vendor,
477 codec->vendor_id & 0xffff);
481 * look for an AFG and MFG nodes
483 static void __devinit setup_fg_nodes(struct hda_codec *codec)
488 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
489 for (i = 0; i < total_nodes; i++, nid++) {
491 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
492 switch (func & 0xff) {
493 case AC_GRP_AUDIO_FUNCTION:
496 case AC_GRP_MODEM_FUNCTION:
506 * read widget caps for each widget and store in cache
508 static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
513 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
515 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
518 nid = codec->start_nid;
519 for (i = 0; i < codec->num_nodes; i++, nid++)
520 codec->wcaps[i] = snd_hda_param_read(codec, nid,
521 AC_PAR_AUDIO_WIDGET_CAP);
526 static void init_hda_cache(struct hda_cache_rec *cache,
527 unsigned int record_size);
528 static void free_hda_cache(struct hda_cache_rec *cache);
533 static void snd_hda_codec_free(struct hda_codec *codec)
537 #ifdef CONFIG_SND_HDA_POWER_SAVE
538 cancel_delayed_work(&codec->power_work);
539 flush_scheduled_work();
541 list_del(&codec->list);
542 codec->bus->caddr_tbl[codec->addr] = NULL;
543 if (codec->patch_ops.free)
544 codec->patch_ops.free(codec);
545 free_hda_cache(&codec->amp_cache);
546 free_hda_cache(&codec->cmd_cache);
552 * snd_hda_codec_new - create a HDA codec
553 * @bus: the bus to assign
554 * @codec_addr: the codec address
555 * @codecp: the pointer to store the generated codec
557 * Returns 0 if successful, or a negative error code.
559 int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
560 struct hda_codec **codecp)
562 struct hda_codec *codec;
566 snd_assert(bus, return -EINVAL);
567 snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
569 if (bus->caddr_tbl[codec_addr]) {
570 snd_printk(KERN_ERR "hda_codec: "
571 "address 0x%x is already occupied\n", codec_addr);
575 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
577 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
582 codec->addr = codec_addr;
583 mutex_init(&codec->spdif_mutex);
584 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
585 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
587 #ifdef CONFIG_SND_HDA_POWER_SAVE
588 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
589 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
590 * the caller has to power down appropriatley after initialization
593 hda_keep_power_on(codec);
596 list_add_tail(&codec->list, &bus->codec_list);
597 bus->caddr_tbl[codec_addr] = codec;
599 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
601 if (codec->vendor_id == -1)
602 /* read again, hopefully the access method was corrected
603 * in the last read...
605 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
607 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
608 AC_PAR_SUBSYSTEM_ID);
609 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
612 setup_fg_nodes(codec);
613 if (!codec->afg && !codec->mfg) {
614 snd_printdd("hda_codec: no AFG or MFG node found\n");
615 snd_hda_codec_free(codec);
619 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
620 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
621 snd_hda_codec_free(codec);
625 if (!codec->subsystem_id) {
626 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
627 codec->subsystem_id =
628 snd_hda_codec_read(codec, nid, 0,
629 AC_VERB_GET_SUBSYSTEM_ID, 0);
632 codec->preset = find_codec_preset(codec);
633 /* audio codec should override the mixer name */
634 if (codec->afg || !*bus->card->mixername)
635 snd_hda_get_codec_name(codec, bus->card->mixername,
636 sizeof(bus->card->mixername));
638 if (is_generic_config(codec)) {
639 err = snd_hda_parse_generic_codec(codec);
642 if (codec->preset && codec->preset->patch) {
643 err = codec->preset->patch(codec);
647 /* call the default parser */
648 err = snd_hda_parse_generic_codec(codec);
650 printk(KERN_ERR "hda-codec: No codec parser is available\n");
654 snd_hda_codec_free(codec);
658 if (codec->patch_ops.unsol_event)
659 init_unsol_queue(bus);
661 snd_hda_codec_proc_new(codec);
662 #ifdef CONFIG_SND_HDA_HWDEP
663 snd_hda_create_hwdep(codec);
666 sprintf(component, "HDA:%08x", codec->vendor_id);
667 snd_component_add(codec->bus->card, component);
675 * snd_hda_codec_setup_stream - set up the codec for streaming
676 * @codec: the CODEC to set up
677 * @nid: the NID to set up
678 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
679 * @channel_id: channel id to pass, zero based.
680 * @format: stream format.
682 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
684 int channel_id, int format)
689 snd_printdd("hda_codec_setup_stream: "
690 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
691 nid, stream_tag, channel_id, format);
692 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
693 (stream_tag << 4) | channel_id);
695 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
699 * amp access functions
702 /* FIXME: more better hash key? */
703 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
704 #define INFO_AMP_CAPS (1<<0)
705 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
707 /* initialize the hash table */
708 static void __devinit init_hda_cache(struct hda_cache_rec *cache,
709 unsigned int record_size)
711 memset(cache, 0, sizeof(*cache));
712 memset(cache->hash, 0xff, sizeof(cache->hash));
713 cache->record_size = record_size;
716 static void free_hda_cache(struct hda_cache_rec *cache)
718 kfree(cache->buffer);
721 /* query the hash. allocate an entry if not found. */
722 static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
725 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
726 u16 cur = cache->hash[idx];
727 struct hda_cache_head *info;
729 while (cur != 0xffff) {
730 info = (struct hda_cache_head *)(cache->buffer +
731 cur * cache->record_size);
732 if (info->key == key)
737 /* add a new hash entry */
738 if (cache->num_entries >= cache->size) {
739 /* reallocate the array */
740 unsigned int new_size = cache->size + 64;
742 new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
744 snd_printk(KERN_ERR "hda_codec: "
745 "can't malloc amp_info\n");
749 memcpy(new_buffer, cache->buffer,
750 cache->size * cache->record_size);
751 kfree(cache->buffer);
753 cache->size = new_size;
754 cache->buffer = new_buffer;
756 cur = cache->num_entries++;
757 info = (struct hda_cache_head *)(cache->buffer +
758 cur * cache->record_size);
761 info->next = cache->hash[idx];
762 cache->hash[idx] = cur;
767 /* query and allocate an amp hash entry */
768 static inline struct hda_amp_info *
769 get_alloc_amp_hash(struct hda_codec *codec, u32 key)
771 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
775 * query AMP capabilities for the given widget and direction
777 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
779 struct hda_amp_info *info;
781 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
784 if (!(info->head.val & INFO_AMP_CAPS)) {
785 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
787 info->amp_caps = snd_hda_param_read(codec, nid,
788 direction == HDA_OUTPUT ?
792 info->head.val |= INFO_AMP_CAPS;
794 return info->amp_caps;
797 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
800 struct hda_amp_info *info;
802 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
805 info->amp_caps = caps;
806 info->head.val |= INFO_AMP_CAPS;
811 * read the current volume to info
812 * if the cache exists, read the cache value.
814 static unsigned int get_vol_mute(struct hda_codec *codec,
815 struct hda_amp_info *info, hda_nid_t nid,
816 int ch, int direction, int index)
820 if (info->head.val & INFO_AMP_VOL(ch))
821 return info->vol[ch];
823 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
824 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
826 val = snd_hda_codec_read(codec, nid, 0,
827 AC_VERB_GET_AMP_GAIN_MUTE, parm);
828 info->vol[ch] = val & 0xff;
829 info->head.val |= INFO_AMP_VOL(ch);
830 return info->vol[ch];
834 * write the current volume in info to the h/w and update the cache
836 static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
837 hda_nid_t nid, int ch, int direction, int index,
842 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
843 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
844 parm |= index << AC_AMP_SET_INDEX_SHIFT;
846 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
851 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
853 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
854 int direction, int index)
856 struct hda_amp_info *info;
857 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
860 return get_vol_mute(codec, info, nid, ch, direction, index);
864 * update the AMP value, mask = bit mask to set, val = the value
866 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
867 int direction, int idx, int mask, int val)
869 struct hda_amp_info *info;
871 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
875 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
876 if (info->vol[ch] == val)
878 put_vol_mute(codec, info, nid, ch, direction, idx, val);
883 * update the AMP stereo with the same mask and value
885 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
886 int direction, int idx, int mask, int val)
889 for (ch = 0; ch < 2; ch++)
890 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
895 #ifdef SND_HDA_NEEDS_RESUME
896 /* resume the all amp commands from the cache */
897 void snd_hda_codec_resume_amp(struct hda_codec *codec)
899 struct hda_amp_info *buffer = codec->amp_cache.buffer;
902 for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
903 u32 key = buffer->head.key;
905 unsigned int idx, dir, ch;
909 idx = (key >> 16) & 0xff;
910 dir = (key >> 24) & 0xff;
911 for (ch = 0; ch < 2; ch++) {
912 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
914 put_vol_mute(codec, buffer, nid, ch, dir, idx,
919 #endif /* SND_HDA_NEEDS_RESUME */
922 * AMP control callbacks
924 /* retrieve parameters from private_value */
925 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
926 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
927 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
928 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
931 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
932 struct snd_ctl_elem_info *uinfo)
934 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
935 u16 nid = get_amp_nid(kcontrol);
936 u8 chs = get_amp_channels(kcontrol);
937 int dir = get_amp_direction(kcontrol);
940 caps = query_amp_caps(codec, nid, dir);
942 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
944 printk(KERN_WARNING "hda_codec: "
945 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
949 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
950 uinfo->count = chs == 3 ? 2 : 1;
951 uinfo->value.integer.min = 0;
952 uinfo->value.integer.max = caps;
956 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
957 struct snd_ctl_elem_value *ucontrol)
959 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
960 hda_nid_t nid = get_amp_nid(kcontrol);
961 int chs = get_amp_channels(kcontrol);
962 int dir = get_amp_direction(kcontrol);
963 int idx = get_amp_index(kcontrol);
964 long *valp = ucontrol->value.integer.value;
967 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
970 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
975 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
976 struct snd_ctl_elem_value *ucontrol)
978 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
979 hda_nid_t nid = get_amp_nid(kcontrol);
980 int chs = get_amp_channels(kcontrol);
981 int dir = get_amp_direction(kcontrol);
982 int idx = get_amp_index(kcontrol);
983 long *valp = ucontrol->value.integer.value;
986 snd_hda_power_up(codec);
988 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
993 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
995 snd_hda_power_down(codec);
999 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1000 unsigned int size, unsigned int __user *_tlv)
1002 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1003 hda_nid_t nid = get_amp_nid(kcontrol);
1004 int dir = get_amp_direction(kcontrol);
1005 u32 caps, val1, val2;
1007 if (size < 4 * sizeof(unsigned int))
1009 caps = query_amp_caps(codec, nid, dir);
1010 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1011 val2 = (val2 + 1) * 25;
1012 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1013 val1 = ((int)val1) * ((int)val2);
1014 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1016 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1018 if (put_user(val1, _tlv + 2))
1020 if (put_user(val2, _tlv + 3))
1026 * set (static) TLV for virtual master volume; recalculated as max 0dB
1028 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1034 caps = query_amp_caps(codec, nid, dir);
1035 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1036 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1037 step = (step + 1) * 25;
1038 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1039 tlv[1] = 2 * sizeof(unsigned int);
1040 tlv[2] = -nums * step;
1044 /* find a mixer control element with the given name */
1045 static struct snd_kcontrol *
1046 _snd_hda_find_mixer_ctl(struct hda_codec *codec,
1047 const char *name, int idx)
1049 struct snd_ctl_elem_id id;
1050 memset(&id, 0, sizeof(id));
1051 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1053 strcpy(id.name, name);
1054 return snd_ctl_find_id(codec->bus->card, &id);
1057 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1060 return _snd_hda_find_mixer_ctl(codec, name, 0);
1063 /* create a virtual master control and add slaves */
1064 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1065 unsigned int *tlv, const char **slaves)
1067 struct snd_kcontrol *kctl;
1071 for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
1074 snd_printdd("No slave found for %s\n", name);
1077 kctl = snd_ctl_make_virtual_master(name, tlv);
1080 err = snd_ctl_add(codec->bus->card, kctl);
1084 for (s = slaves; *s; s++) {
1085 struct snd_kcontrol *sctl;
1087 sctl = snd_hda_find_mixer_ctl(codec, *s);
1089 snd_printdd("Cannot find slave %s, skipped\n", *s);
1092 err = snd_ctl_add_slave(kctl, sctl);
1100 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1101 struct snd_ctl_elem_info *uinfo)
1103 int chs = get_amp_channels(kcontrol);
1105 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1106 uinfo->count = chs == 3 ? 2 : 1;
1107 uinfo->value.integer.min = 0;
1108 uinfo->value.integer.max = 1;
1112 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1113 struct snd_ctl_elem_value *ucontrol)
1115 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1116 hda_nid_t nid = get_amp_nid(kcontrol);
1117 int chs = get_amp_channels(kcontrol);
1118 int dir = get_amp_direction(kcontrol);
1119 int idx = get_amp_index(kcontrol);
1120 long *valp = ucontrol->value.integer.value;
1123 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
1124 HDA_AMP_MUTE) ? 0 : 1;
1126 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
1127 HDA_AMP_MUTE) ? 0 : 1;
1131 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1132 struct snd_ctl_elem_value *ucontrol)
1134 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1135 hda_nid_t nid = get_amp_nid(kcontrol);
1136 int chs = get_amp_channels(kcontrol);
1137 int dir = get_amp_direction(kcontrol);
1138 int idx = get_amp_index(kcontrol);
1139 long *valp = ucontrol->value.integer.value;
1142 snd_hda_power_up(codec);
1144 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1146 *valp ? 0 : HDA_AMP_MUTE);
1150 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1152 *valp ? 0 : HDA_AMP_MUTE);
1153 #ifdef CONFIG_SND_HDA_POWER_SAVE
1154 if (codec->patch_ops.check_power_status)
1155 codec->patch_ops.check_power_status(codec, nid);
1157 snd_hda_power_down(codec);
1162 * bound volume controls
1164 * bind multiple volumes (# indices, from 0)
1167 #define AMP_VAL_IDX_SHIFT 19
1168 #define AMP_VAL_IDX_MASK (0x0f<<19)
1170 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1171 struct snd_ctl_elem_value *ucontrol)
1173 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1177 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1178 pval = kcontrol->private_value;
1179 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1180 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1181 kcontrol->private_value = pval;
1182 mutex_unlock(&codec->spdif_mutex);
1186 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1187 struct snd_ctl_elem_value *ucontrol)
1189 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1191 int i, indices, err = 0, change = 0;
1193 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1194 pval = kcontrol->private_value;
1195 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1196 for (i = 0; i < indices; i++) {
1197 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1198 (i << AMP_VAL_IDX_SHIFT);
1199 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1204 kcontrol->private_value = pval;
1205 mutex_unlock(&codec->spdif_mutex);
1206 return err < 0 ? err : change;
1210 * generic bound volume/swtich controls
1212 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1213 struct snd_ctl_elem_info *uinfo)
1215 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1216 struct hda_bind_ctls *c;
1219 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1220 c = (struct hda_bind_ctls *)kcontrol->private_value;
1221 kcontrol->private_value = *c->values;
1222 err = c->ops->info(kcontrol, uinfo);
1223 kcontrol->private_value = (long)c;
1224 mutex_unlock(&codec->spdif_mutex);
1228 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1229 struct snd_ctl_elem_value *ucontrol)
1231 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1232 struct hda_bind_ctls *c;
1235 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1236 c = (struct hda_bind_ctls *)kcontrol->private_value;
1237 kcontrol->private_value = *c->values;
1238 err = c->ops->get(kcontrol, ucontrol);
1239 kcontrol->private_value = (long)c;
1240 mutex_unlock(&codec->spdif_mutex);
1244 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1245 struct snd_ctl_elem_value *ucontrol)
1247 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1248 struct hda_bind_ctls *c;
1249 unsigned long *vals;
1250 int err = 0, change = 0;
1252 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1253 c = (struct hda_bind_ctls *)kcontrol->private_value;
1254 for (vals = c->values; *vals; vals++) {
1255 kcontrol->private_value = *vals;
1256 err = c->ops->put(kcontrol, ucontrol);
1261 kcontrol->private_value = (long)c;
1262 mutex_unlock(&codec->spdif_mutex);
1263 return err < 0 ? err : change;
1266 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1267 unsigned int size, unsigned int __user *tlv)
1269 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1270 struct hda_bind_ctls *c;
1273 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1274 c = (struct hda_bind_ctls *)kcontrol->private_value;
1275 kcontrol->private_value = *c->values;
1276 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1277 kcontrol->private_value = (long)c;
1278 mutex_unlock(&codec->spdif_mutex);
1282 struct hda_ctl_ops snd_hda_bind_vol = {
1283 .info = snd_hda_mixer_amp_volume_info,
1284 .get = snd_hda_mixer_amp_volume_get,
1285 .put = snd_hda_mixer_amp_volume_put,
1286 .tlv = snd_hda_mixer_amp_tlv
1289 struct hda_ctl_ops snd_hda_bind_sw = {
1290 .info = snd_hda_mixer_amp_switch_info,
1291 .get = snd_hda_mixer_amp_switch_get,
1292 .put = snd_hda_mixer_amp_switch_put,
1293 .tlv = snd_hda_mixer_amp_tlv
1297 * SPDIF out controls
1300 static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1301 struct snd_ctl_elem_info *uinfo)
1303 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1308 static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1309 struct snd_ctl_elem_value *ucontrol)
1311 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1312 IEC958_AES0_NONAUDIO |
1313 IEC958_AES0_CON_EMPHASIS_5015 |
1314 IEC958_AES0_CON_NOT_COPYRIGHT;
1315 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1316 IEC958_AES1_CON_ORIGINAL;
1320 static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1321 struct snd_ctl_elem_value *ucontrol)
1323 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1324 IEC958_AES0_NONAUDIO |
1325 IEC958_AES0_PRO_EMPHASIS_5015;
1329 static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1330 struct snd_ctl_elem_value *ucontrol)
1332 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1334 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1335 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1336 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1337 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1342 /* convert from SPDIF status bits to HDA SPDIF bits
1343 * bit 0 (DigEn) is always set zero (to be filled later)
1345 static unsigned short convert_from_spdif_status(unsigned int sbits)
1347 unsigned short val = 0;
1349 if (sbits & IEC958_AES0_PROFESSIONAL)
1350 val |= AC_DIG1_PROFESSIONAL;
1351 if (sbits & IEC958_AES0_NONAUDIO)
1352 val |= AC_DIG1_NONAUDIO;
1353 if (sbits & IEC958_AES0_PROFESSIONAL) {
1354 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1355 IEC958_AES0_PRO_EMPHASIS_5015)
1356 val |= AC_DIG1_EMPHASIS;
1358 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1359 IEC958_AES0_CON_EMPHASIS_5015)
1360 val |= AC_DIG1_EMPHASIS;
1361 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1362 val |= AC_DIG1_COPYRIGHT;
1363 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
1364 val |= AC_DIG1_LEVEL;
1365 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1370 /* convert to SPDIF status bits from HDA SPDIF bits
1372 static unsigned int convert_to_spdif_status(unsigned short val)
1374 unsigned int sbits = 0;
1376 if (val & AC_DIG1_NONAUDIO)
1377 sbits |= IEC958_AES0_NONAUDIO;
1378 if (val & AC_DIG1_PROFESSIONAL)
1379 sbits |= IEC958_AES0_PROFESSIONAL;
1380 if (sbits & IEC958_AES0_PROFESSIONAL) {
1381 if (sbits & AC_DIG1_EMPHASIS)
1382 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1384 if (val & AC_DIG1_EMPHASIS)
1385 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
1386 if (!(val & AC_DIG1_COPYRIGHT))
1387 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
1388 if (val & AC_DIG1_LEVEL)
1389 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1390 sbits |= val & (0x7f << 8);
1395 static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1396 struct snd_ctl_elem_value *ucontrol)
1398 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1399 hda_nid_t nid = kcontrol->private_value;
1403 mutex_lock(&codec->spdif_mutex);
1404 codec->spdif_status = ucontrol->value.iec958.status[0] |
1405 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1406 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1407 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1408 val = convert_from_spdif_status(codec->spdif_status);
1409 val |= codec->spdif_ctls & 1;
1410 change = codec->spdif_ctls != val;
1411 codec->spdif_ctls = val;
1414 snd_hda_codec_write_cache(codec, nid, 0,
1415 AC_VERB_SET_DIGI_CONVERT_1,
1417 snd_hda_codec_write_cache(codec, nid, 0,
1418 AC_VERB_SET_DIGI_CONVERT_2,
1422 mutex_unlock(&codec->spdif_mutex);
1426 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1428 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1429 struct snd_ctl_elem_value *ucontrol)
1431 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1433 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1437 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1438 struct snd_ctl_elem_value *ucontrol)
1440 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1441 hda_nid_t nid = kcontrol->private_value;
1445 mutex_lock(&codec->spdif_mutex);
1446 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1447 if (ucontrol->value.integer.value[0])
1448 val |= AC_DIG1_ENABLE;
1449 change = codec->spdif_ctls != val;
1451 codec->spdif_ctls = val;
1452 snd_hda_codec_write_cache(codec, nid, 0,
1453 AC_VERB_SET_DIGI_CONVERT_1,
1455 /* unmute amp switch (if any) */
1456 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1457 (val & AC_DIG1_ENABLE))
1458 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1461 mutex_unlock(&codec->spdif_mutex);
1465 static struct snd_kcontrol_new dig_mixes[] = {
1467 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1468 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1469 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1470 .info = snd_hda_spdif_mask_info,
1471 .get = snd_hda_spdif_cmask_get,
1474 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1475 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1476 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1477 .info = snd_hda_spdif_mask_info,
1478 .get = snd_hda_spdif_pmask_get,
1481 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1482 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1483 .info = snd_hda_spdif_mask_info,
1484 .get = snd_hda_spdif_default_get,
1485 .put = snd_hda_spdif_default_put,
1488 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1489 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1490 .info = snd_hda_spdif_out_switch_info,
1491 .get = snd_hda_spdif_out_switch_get,
1492 .put = snd_hda_spdif_out_switch_put,
1497 #define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
1500 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1501 * @codec: the HDA codec
1502 * @nid: audio out widget NID
1504 * Creates controls related with the SPDIF output.
1505 * Called from each patch supporting the SPDIF out.
1507 * Returns 0 if successful, or a negative error code.
1509 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1512 struct snd_kcontrol *kctl;
1513 struct snd_kcontrol_new *dig_mix;
1516 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1517 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
1521 if (idx >= SPDIF_MAX_IDX) {
1522 printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
1525 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1526 kctl = snd_ctl_new1(dig_mix, codec);
1527 kctl->id.index = idx;
1528 kctl->private_value = nid;
1529 err = snd_ctl_add(codec->bus->card, kctl);
1534 snd_hda_codec_read(codec, nid, 0,
1535 AC_VERB_GET_DIGI_CONVERT_1, 0);
1536 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1541 * SPDIF sharing with analog output
1543 static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
1544 struct snd_ctl_elem_value *ucontrol)
1546 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1547 ucontrol->value.integer.value[0] = mout->share_spdif;
1551 static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
1552 struct snd_ctl_elem_value *ucontrol)
1554 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1555 mout->share_spdif = !!ucontrol->value.integer.value[0];
1559 static struct snd_kcontrol_new spdif_share_sw = {
1560 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1561 .name = "IEC958 Default PCM Playback Switch",
1562 .info = snd_ctl_boolean_mono_info,
1563 .get = spdif_share_sw_get,
1564 .put = spdif_share_sw_put,
1567 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
1568 struct hda_multi_out *mout)
1570 if (!mout->dig_out_nid)
1572 /* ATTENTION: here mout is passed as private_data, instead of codec */
1573 return snd_ctl_add(codec->bus->card,
1574 snd_ctl_new1(&spdif_share_sw, mout));
1581 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1583 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1584 struct snd_ctl_elem_value *ucontrol)
1586 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1588 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1592 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1593 struct snd_ctl_elem_value *ucontrol)
1595 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1596 hda_nid_t nid = kcontrol->private_value;
1597 unsigned int val = !!ucontrol->value.integer.value[0];
1600 mutex_lock(&codec->spdif_mutex);
1601 change = codec->spdif_in_enable != val;
1603 codec->spdif_in_enable = val;
1604 snd_hda_codec_write_cache(codec, nid, 0,
1605 AC_VERB_SET_DIGI_CONVERT_1, val);
1607 mutex_unlock(&codec->spdif_mutex);
1611 static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1612 struct snd_ctl_elem_value *ucontrol)
1614 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1615 hda_nid_t nid = kcontrol->private_value;
1619 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1620 sbits = convert_to_spdif_status(val);
1621 ucontrol->value.iec958.status[0] = sbits;
1622 ucontrol->value.iec958.status[1] = sbits >> 8;
1623 ucontrol->value.iec958.status[2] = sbits >> 16;
1624 ucontrol->value.iec958.status[3] = sbits >> 24;
1628 static struct snd_kcontrol_new dig_in_ctls[] = {
1630 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1631 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1632 .info = snd_hda_spdif_in_switch_info,
1633 .get = snd_hda_spdif_in_switch_get,
1634 .put = snd_hda_spdif_in_switch_put,
1637 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1638 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1639 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1640 .info = snd_hda_spdif_mask_info,
1641 .get = snd_hda_spdif_in_status_get,
1647 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1648 * @codec: the HDA codec
1649 * @nid: audio in widget NID
1651 * Creates controls related with the SPDIF input.
1652 * Called from each patch supporting the SPDIF in.
1654 * Returns 0 if successful, or a negative error code.
1656 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1659 struct snd_kcontrol *kctl;
1660 struct snd_kcontrol_new *dig_mix;
1663 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1664 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
1668 if (idx >= SPDIF_MAX_IDX) {
1669 printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
1672 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1673 kctl = snd_ctl_new1(dig_mix, codec);
1674 kctl->private_value = nid;
1675 err = snd_ctl_add(codec->bus->card, kctl);
1679 codec->spdif_in_enable =
1680 snd_hda_codec_read(codec, nid, 0,
1681 AC_VERB_GET_DIGI_CONVERT_1, 0) &
1686 #ifdef SND_HDA_NEEDS_RESUME
1691 /* build a 32bit cache key with the widget id and the command parameter */
1692 #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1693 #define get_cmd_cache_nid(key) ((key) & 0xff)
1694 #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1697 * snd_hda_codec_write_cache - send a single command with caching
1698 * @codec: the HDA codec
1699 * @nid: NID to send the command
1700 * @direct: direct flag
1701 * @verb: the verb to send
1702 * @parm: the parameter for the verb
1704 * Send a single command without waiting for response.
1706 * Returns 0 if successful, or a negative error code.
1708 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1709 int direct, unsigned int verb, unsigned int parm)
1712 snd_hda_power_up(codec);
1713 mutex_lock(&codec->bus->cmd_mutex);
1714 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1716 struct hda_cache_head *c;
1717 u32 key = build_cmd_cache_key(nid, verb);
1718 c = get_alloc_hash(&codec->cmd_cache, key);
1722 mutex_unlock(&codec->bus->cmd_mutex);
1723 snd_hda_power_down(codec);
1727 /* resume the all commands from the cache */
1728 void snd_hda_codec_resume_cache(struct hda_codec *codec)
1730 struct hda_cache_head *buffer = codec->cmd_cache.buffer;
1733 for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
1734 u32 key = buffer->key;
1737 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1738 get_cmd_cache_cmd(key), buffer->val);
1743 * snd_hda_sequence_write_cache - sequence writes with caching
1744 * @codec: the HDA codec
1745 * @seq: VERB array to send
1747 * Send the commands sequentially from the given array.
1748 * Thte commands are recorded on cache for power-save and resume.
1749 * The array must be terminated with NID=0.
1751 void snd_hda_sequence_write_cache(struct hda_codec *codec,
1752 const struct hda_verb *seq)
1754 for (; seq->nid; seq++)
1755 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1758 #endif /* SND_HDA_NEEDS_RESUME */
1761 * set power state of the codec
1763 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1764 unsigned int power_state)
1769 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1771 msleep(10); /* partial workaround for "azx_get_response timeout" */
1773 nid = codec->start_nid;
1774 for (i = 0; i < codec->num_nodes; i++, nid++) {
1775 unsigned int wcaps = get_wcaps(codec, nid);
1776 if (wcaps & AC_WCAP_POWER) {
1777 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1779 if (wid_type == AC_WID_PIN) {
1780 unsigned int pincap;
1782 * don't power down the widget if it controls
1783 * eapd and EAPD_BTLENABLE is set.
1785 pincap = snd_hda_param_read(codec, nid,
1787 if (pincap & AC_PINCAP_EAPD) {
1788 int eapd = snd_hda_codec_read(codec,
1790 AC_VERB_GET_EAPD_BTLENABLE, 0);
1792 if (power_state == AC_PWRST_D3 && eapd)
1796 snd_hda_codec_write(codec, nid, 0,
1797 AC_VERB_SET_POWER_STATE,
1802 if (power_state == AC_PWRST_D0) {
1803 unsigned long end_time;
1806 /* wait until the codec reachs to D0 */
1807 end_time = jiffies + msecs_to_jiffies(500);
1809 state = snd_hda_codec_read(codec, fg, 0,
1810 AC_VERB_GET_POWER_STATE, 0);
1811 if (state == power_state)
1814 } while (time_after_eq(end_time, jiffies));
1818 #ifdef SND_HDA_NEEDS_RESUME
1820 * call suspend and power-down; used both from PM and power-save
1822 static void hda_call_codec_suspend(struct hda_codec *codec)
1824 if (codec->patch_ops.suspend)
1825 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1826 hda_set_power_state(codec,
1827 codec->afg ? codec->afg : codec->mfg,
1829 #ifdef CONFIG_SND_HDA_POWER_SAVE
1830 cancel_delayed_work(&codec->power_work);
1831 codec->power_on = 0;
1832 codec->power_transition = 0;
1837 * kick up codec; used both from PM and power-save
1839 static void hda_call_codec_resume(struct hda_codec *codec)
1841 hda_set_power_state(codec,
1842 codec->afg ? codec->afg : codec->mfg,
1844 if (codec->patch_ops.resume)
1845 codec->patch_ops.resume(codec);
1847 if (codec->patch_ops.init)
1848 codec->patch_ops.init(codec);
1849 snd_hda_codec_resume_amp(codec);
1850 snd_hda_codec_resume_cache(codec);
1853 #endif /* SND_HDA_NEEDS_RESUME */
1857 * snd_hda_build_controls - build mixer controls
1860 * Creates mixer controls for each codec included in the bus.
1862 * Returns 0 if successful, otherwise a negative error code.
1864 int __devinit snd_hda_build_controls(struct hda_bus *bus)
1866 struct hda_codec *codec;
1868 list_for_each_entry(codec, &bus->codec_list, list) {
1870 /* fake as if already powered-on */
1871 hda_keep_power_on(codec);
1873 hda_set_power_state(codec,
1874 codec->afg ? codec->afg : codec->mfg,
1876 /* continue to initialize... */
1877 if (codec->patch_ops.init)
1878 err = codec->patch_ops.init(codec);
1879 if (!err && codec->patch_ops.build_controls)
1880 err = codec->patch_ops.build_controls(codec);
1881 snd_hda_power_down(codec);
1892 struct hda_rate_tbl {
1894 unsigned int alsa_bits;
1895 unsigned int hda_fmt;
1898 static struct hda_rate_tbl rate_bits[] = {
1899 /* rate in Hz, ALSA rate bitmask, HDA format value */
1901 /* autodetected value used in snd_hda_query_supported_pcm */
1902 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1903 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1904 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1905 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1906 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1907 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1908 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1909 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1910 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1911 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1912 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
1913 #define AC_PAR_PCM_RATE_BITS 11
1914 /* up to bits 10, 384kHZ isn't supported properly */
1916 /* not autodetected value */
1917 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
1919 { 0 } /* terminator */
1923 * snd_hda_calc_stream_format - calculate format bitset
1924 * @rate: the sample rate
1925 * @channels: the number of channels
1926 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1927 * @maxbps: the max. bps
1929 * Calculate the format bitset from the given rate, channels and th PCM format.
1931 * Return zero if invalid.
1933 unsigned int snd_hda_calc_stream_format(unsigned int rate,
1934 unsigned int channels,
1935 unsigned int format,
1936 unsigned int maxbps)
1939 unsigned int val = 0;
1941 for (i = 0; rate_bits[i].hz; i++)
1942 if (rate_bits[i].hz == rate) {
1943 val = rate_bits[i].hda_fmt;
1946 if (!rate_bits[i].hz) {
1947 snd_printdd("invalid rate %d\n", rate);
1951 if (channels == 0 || channels > 8) {
1952 snd_printdd("invalid channels %d\n", channels);
1955 val |= channels - 1;
1957 switch (snd_pcm_format_width(format)) {
1958 case 8: val |= 0x00; break;
1959 case 16: val |= 0x10; break;
1965 else if (maxbps >= 24)
1971 snd_printdd("invalid format width %d\n",
1972 snd_pcm_format_width(format));
1980 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1981 * @codec: the HDA codec
1982 * @nid: NID to query
1983 * @ratesp: the pointer to store the detected rate bitflags
1984 * @formatsp: the pointer to store the detected formats
1985 * @bpsp: the pointer to store the detected format widths
1987 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1988 * or @bsps argument is ignored.
1990 * Returns 0 if successful, otherwise a negative error code.
1992 int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
1993 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
1996 unsigned int val, streams;
1999 if (nid != codec->afg &&
2000 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2001 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2006 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2010 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
2012 rates |= rate_bits[i].alsa_bits;
2017 if (formatsp || bpsp) {
2022 wcaps = get_wcaps(codec, nid);
2023 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2027 streams = snd_hda_param_read(codec, codec->afg,
2034 if (streams & AC_SUPFMT_PCM) {
2035 if (val & AC_SUPPCM_BITS_8) {
2036 formats |= SNDRV_PCM_FMTBIT_U8;
2039 if (val & AC_SUPPCM_BITS_16) {
2040 formats |= SNDRV_PCM_FMTBIT_S16_LE;
2043 if (wcaps & AC_WCAP_DIGITAL) {
2044 if (val & AC_SUPPCM_BITS_32)
2045 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
2046 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
2047 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2048 if (val & AC_SUPPCM_BITS_24)
2050 else if (val & AC_SUPPCM_BITS_20)
2052 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
2053 AC_SUPPCM_BITS_32)) {
2054 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2055 if (val & AC_SUPPCM_BITS_32)
2057 else if (val & AC_SUPPCM_BITS_24)
2059 else if (val & AC_SUPPCM_BITS_20)
2063 else if (streams == AC_SUPFMT_FLOAT32) {
2064 /* should be exclusive */
2065 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
2067 } else if (streams == AC_SUPFMT_AC3) {
2068 /* should be exclusive */
2069 /* temporary hack: we have still no proper support
2070 * for the direct AC3 stream...
2072 formats |= SNDRV_PCM_FMTBIT_U8;
2076 *formatsp = formats;
2085 * snd_hda_is_supported_format - check whether the given node supports
2088 * Returns 1 if supported, 0 if not.
2090 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2091 unsigned int format)
2094 unsigned int val = 0, rate, stream;
2096 if (nid != codec->afg &&
2097 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2098 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2103 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2108 rate = format & 0xff00;
2109 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
2110 if (rate_bits[i].hda_fmt == rate) {
2115 if (i >= AC_PAR_PCM_RATE_BITS)
2118 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2121 if (!stream && nid != codec->afg)
2122 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
2123 if (!stream || stream == -1)
2126 if (stream & AC_SUPFMT_PCM) {
2127 switch (format & 0xf0) {
2129 if (!(val & AC_SUPPCM_BITS_8))
2133 if (!(val & AC_SUPPCM_BITS_16))
2137 if (!(val & AC_SUPPCM_BITS_20))
2141 if (!(val & AC_SUPPCM_BITS_24))
2145 if (!(val & AC_SUPPCM_BITS_32))
2152 /* FIXME: check for float32 and AC3? */
2161 static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2162 struct hda_codec *codec,
2163 struct snd_pcm_substream *substream)
2168 static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2169 struct hda_codec *codec,
2170 unsigned int stream_tag,
2171 unsigned int format,
2172 struct snd_pcm_substream *substream)
2174 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2178 static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2179 struct hda_codec *codec,
2180 struct snd_pcm_substream *substream)
2182 snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
2186 static int __devinit set_pcm_default_values(struct hda_codec *codec,
2187 struct hda_pcm_stream *info)
2189 /* query support PCM information from the given NID */
2190 if (info->nid && (!info->rates || !info->formats)) {
2191 snd_hda_query_supported_pcm(codec, info->nid,
2192 info->rates ? NULL : &info->rates,
2193 info->formats ? NULL : &info->formats,
2194 info->maxbps ? NULL : &info->maxbps);
2196 if (info->ops.open == NULL)
2197 info->ops.open = hda_pcm_default_open_close;
2198 if (info->ops.close == NULL)
2199 info->ops.close = hda_pcm_default_open_close;
2200 if (info->ops.prepare == NULL) {
2201 snd_assert(info->nid, return -EINVAL);
2202 info->ops.prepare = hda_pcm_default_prepare;
2204 if (info->ops.cleanup == NULL) {
2205 snd_assert(info->nid, return -EINVAL);
2206 info->ops.cleanup = hda_pcm_default_cleanup;
2212 * snd_hda_build_pcms - build PCM information
2215 * Create PCM information for each codec included in the bus.
2217 * The build_pcms codec patch is requested to set up codec->num_pcms and
2218 * codec->pcm_info properly. The array is referred by the top-level driver
2219 * to create its PCM instances.
2220 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2223 * At least, substreams, channels_min and channels_max must be filled for
2224 * each stream. substreams = 0 indicates that the stream doesn't exist.
2225 * When rates and/or formats are zero, the supported values are queried
2226 * from the given nid. The nid is used also by the default ops.prepare
2227 * and ops.cleanup callbacks.
2229 * The driver needs to call ops.open in its open callback. Similarly,
2230 * ops.close is supposed to be called in the close callback.
2231 * ops.prepare should be called in the prepare or hw_params callback
2232 * with the proper parameters for set up.
2233 * ops.cleanup should be called in hw_free for clean up of streams.
2235 * This function returns 0 if successfull, or a negative error code.
2237 int __devinit snd_hda_build_pcms(struct hda_bus *bus)
2239 struct hda_codec *codec;
2241 list_for_each_entry(codec, &bus->codec_list, list) {
2242 unsigned int pcm, s;
2244 if (!codec->patch_ops.build_pcms)
2246 err = codec->patch_ops.build_pcms(codec);
2249 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2250 for (s = 0; s < 2; s++) {
2251 struct hda_pcm_stream *info;
2252 info = &codec->pcm_info[pcm].stream[s];
2253 if (!info->substreams)
2255 err = set_pcm_default_values(codec, info);
2265 * snd_hda_check_board_config - compare the current codec with the config table
2266 * @codec: the HDA codec
2267 * @num_configs: number of config enums
2268 * @models: array of model name strings
2269 * @tbl: configuration table, terminated by null entries
2271 * Compares the modelname or PCI subsystem id of the current codec with the
2272 * given configuration table. If a matching entry is found, returns its
2273 * config value (supposed to be 0 or positive).
2275 * If no entries are matching, the function returns a negative value.
2277 int snd_hda_check_board_config(struct hda_codec *codec,
2278 int num_configs, const char **models,
2279 const struct snd_pci_quirk *tbl)
2281 if (codec->bus->modelname && models) {
2283 for (i = 0; i < num_configs; i++) {
2285 !strcmp(codec->bus->modelname, models[i])) {
2286 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2287 "selected\n", models[i]);
2293 if (!codec->bus->pci || !tbl)
2296 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2299 if (tbl->value >= 0 && tbl->value < num_configs) {
2300 #ifdef CONFIG_SND_DEBUG_DETECT
2302 const char *model = NULL;
2304 model = models[tbl->value];
2306 sprintf(tmp, "#%d", tbl->value);
2309 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2310 "for config %x:%x (%s)\n",
2311 model, tbl->subvendor, tbl->subdevice,
2312 (tbl->name ? tbl->name : "Unknown device"));
2320 * snd_hda_add_new_ctls - create controls from the array
2321 * @codec: the HDA codec
2322 * @knew: the array of struct snd_kcontrol_new
2324 * This helper function creates and add new controls in the given array.
2325 * The array must be terminated with an empty entry as terminator.
2327 * Returns 0 if successful, or a negative error code.
2329 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
2333 for (; knew->name; knew++) {
2334 struct snd_kcontrol *kctl;
2335 kctl = snd_ctl_new1(knew, codec);
2338 err = snd_ctl_add(codec->bus->card, kctl);
2342 kctl = snd_ctl_new1(knew, codec);
2345 kctl->id.device = codec->addr;
2346 err = snd_ctl_add(codec->bus->card, kctl);
2354 #ifdef CONFIG_SND_HDA_POWER_SAVE
2355 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2356 unsigned int power_state);
2358 static void hda_power_work(struct work_struct *work)
2360 struct hda_codec *codec =
2361 container_of(work, struct hda_codec, power_work.work);
2363 if (!codec->power_on || codec->power_count) {
2364 codec->power_transition = 0;
2368 hda_call_codec_suspend(codec);
2369 if (codec->bus->ops.pm_notify)
2370 codec->bus->ops.pm_notify(codec);
2373 static void hda_keep_power_on(struct hda_codec *codec)
2375 codec->power_count++;
2376 codec->power_on = 1;
2379 void snd_hda_power_up(struct hda_codec *codec)
2381 codec->power_count++;
2382 if (codec->power_on || codec->power_transition)
2385 codec->power_on = 1;
2386 if (codec->bus->ops.pm_notify)
2387 codec->bus->ops.pm_notify(codec);
2388 hda_call_codec_resume(codec);
2389 cancel_delayed_work(&codec->power_work);
2390 codec->power_transition = 0;
2393 void snd_hda_power_down(struct hda_codec *codec)
2395 --codec->power_count;
2396 if (!codec->power_on || codec->power_count || codec->power_transition)
2399 codec->power_transition = 1; /* avoid reentrance */
2400 schedule_delayed_work(&codec->power_work,
2401 msecs_to_jiffies(power_save * 1000));
2405 int snd_hda_check_amp_list_power(struct hda_codec *codec,
2406 struct hda_loopback_check *check,
2409 struct hda_amp_list *p;
2412 if (!check->amplist)
2414 for (p = check->amplist; p->nid; p++) {
2419 return 0; /* nothing changed */
2421 for (p = check->amplist; p->nid; p++) {
2422 for (ch = 0; ch < 2; ch++) {
2423 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2425 if (!(v & HDA_AMP_MUTE) && v > 0) {
2426 if (!check->power_on) {
2427 check->power_on = 1;
2428 snd_hda_power_up(codec);
2434 if (check->power_on) {
2435 check->power_on = 0;
2436 snd_hda_power_down(codec);
2443 * Channel mode helper
2445 int snd_hda_ch_mode_info(struct hda_codec *codec,
2446 struct snd_ctl_elem_info *uinfo,
2447 const struct hda_channel_mode *chmode,
2450 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2452 uinfo->value.enumerated.items = num_chmodes;
2453 if (uinfo->value.enumerated.item >= num_chmodes)
2454 uinfo->value.enumerated.item = num_chmodes - 1;
2455 sprintf(uinfo->value.enumerated.name, "%dch",
2456 chmode[uinfo->value.enumerated.item].channels);
2460 int snd_hda_ch_mode_get(struct hda_codec *codec,
2461 struct snd_ctl_elem_value *ucontrol,
2462 const struct hda_channel_mode *chmode,
2468 for (i = 0; i < num_chmodes; i++) {
2469 if (max_channels == chmode[i].channels) {
2470 ucontrol->value.enumerated.item[0] = i;
2477 int snd_hda_ch_mode_put(struct hda_codec *codec,
2478 struct snd_ctl_elem_value *ucontrol,
2479 const struct hda_channel_mode *chmode,
2485 mode = ucontrol->value.enumerated.item[0];
2486 if (mode >= num_chmodes)
2488 if (*max_channelsp == chmode[mode].channels)
2490 /* change the current channel setting */
2491 *max_channelsp = chmode[mode].channels;
2492 if (chmode[mode].sequence)
2493 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
2500 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2501 struct snd_ctl_elem_info *uinfo)
2505 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2507 uinfo->value.enumerated.items = imux->num_items;
2508 if (!imux->num_items)
2510 index = uinfo->value.enumerated.item;
2511 if (index >= imux->num_items)
2512 index = imux->num_items - 1;
2513 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2517 int snd_hda_input_mux_put(struct hda_codec *codec,
2518 const struct hda_input_mux *imux,
2519 struct snd_ctl_elem_value *ucontrol,
2521 unsigned int *cur_val)
2525 if (!imux->num_items)
2527 idx = ucontrol->value.enumerated.item[0];
2528 if (idx >= imux->num_items)
2529 idx = imux->num_items - 1;
2530 if (*cur_val == idx)
2532 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2533 imux->items[idx].index);
2540 * Multi-channel / digital-out PCM helper functions
2543 /* setup SPDIF output stream */
2544 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2545 unsigned int stream_tag, unsigned int format)
2547 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2548 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2549 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2550 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
2551 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2552 /* turn on again (if needed) */
2553 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2554 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2555 codec->spdif_ctls & 0xff);
2559 * open the digital out in the exclusive mode
2561 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2562 struct hda_multi_out *mout)
2564 mutex_lock(&codec->spdif_mutex);
2565 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2566 /* already opened as analog dup; reset it once */
2567 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2568 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
2569 mutex_unlock(&codec->spdif_mutex);
2573 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2574 struct hda_multi_out *mout,
2575 unsigned int stream_tag,
2576 unsigned int format,
2577 struct snd_pcm_substream *substream)
2579 mutex_lock(&codec->spdif_mutex);
2580 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2581 mutex_unlock(&codec->spdif_mutex);
2586 * release the digital out
2588 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2589 struct hda_multi_out *mout)
2591 mutex_lock(&codec->spdif_mutex);
2592 mout->dig_out_used = 0;
2593 mutex_unlock(&codec->spdif_mutex);
2598 * set up more restrictions for analog out
2600 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2601 struct hda_multi_out *mout,
2602 struct snd_pcm_substream *substream,
2603 struct hda_pcm_stream *hinfo)
2605 struct snd_pcm_runtime *runtime = substream->runtime;
2606 runtime->hw.channels_max = mout->max_channels;
2607 if (mout->dig_out_nid) {
2608 if (!mout->analog_rates) {
2609 mout->analog_rates = hinfo->rates;
2610 mout->analog_formats = hinfo->formats;
2611 mout->analog_maxbps = hinfo->maxbps;
2613 runtime->hw.rates = mout->analog_rates;
2614 runtime->hw.formats = mout->analog_formats;
2615 hinfo->maxbps = mout->analog_maxbps;
2617 if (!mout->spdif_rates) {
2618 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
2620 &mout->spdif_formats,
2621 &mout->spdif_maxbps);
2623 mutex_lock(&codec->spdif_mutex);
2624 if (mout->share_spdif) {
2625 runtime->hw.rates &= mout->spdif_rates;
2626 runtime->hw.formats &= mout->spdif_formats;
2627 if (mout->spdif_maxbps < hinfo->maxbps)
2628 hinfo->maxbps = mout->spdif_maxbps;
2631 mutex_unlock(&codec->spdif_mutex);
2632 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2633 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2637 * set up the i/o for analog out
2638 * when the digital out is available, copy the front out to digital out, too.
2640 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2641 struct hda_multi_out *mout,
2642 unsigned int stream_tag,
2643 unsigned int format,
2644 struct snd_pcm_substream *substream)
2646 hda_nid_t *nids = mout->dac_nids;
2647 int chs = substream->runtime->channels;
2650 mutex_lock(&codec->spdif_mutex);
2651 if (mout->dig_out_nid && mout->share_spdif &&
2652 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2654 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2656 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
2657 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
2658 setup_dig_out_stream(codec, mout->dig_out_nid,
2659 stream_tag, format);
2661 mout->dig_out_used = 0;
2662 snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
2666 mutex_unlock(&codec->spdif_mutex);
2669 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2671 if (!mout->no_share_stream &&
2672 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
2673 /* headphone out will just decode front left/right (stereo) */
2674 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2676 /* extra outputs copied from front */
2677 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2678 if (!mout->no_share_stream && mout->extra_out_nid[i])
2679 snd_hda_codec_setup_stream(codec,
2680 mout->extra_out_nid[i],
2681 stream_tag, 0, format);
2684 for (i = 1; i < mout->num_dacs; i++) {
2685 if (chs >= (i + 1) * 2) /* independent out */
2686 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2688 else if (!mout->no_share_stream) /* copy front */
2689 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2696 * clean up the setting for analog out
2698 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2699 struct hda_multi_out *mout)
2701 hda_nid_t *nids = mout->dac_nids;
2704 for (i = 0; i < mout->num_dacs; i++)
2705 snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
2707 snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
2708 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2709 if (mout->extra_out_nid[i])
2710 snd_hda_codec_setup_stream(codec,
2711 mout->extra_out_nid[i],
2713 mutex_lock(&codec->spdif_mutex);
2714 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2715 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2716 mout->dig_out_used = 0;
2718 mutex_unlock(&codec->spdif_mutex);
2723 * Helper for automatic ping configuration
2726 static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
2728 for (; *list; list++)
2736 * Sort an associated group of pins according to their sequence numbers.
2738 static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2745 for (i = 0; i < num_pins; i++) {
2746 for (j = i + 1; j < num_pins; j++) {
2747 if (sequences[i] > sequences[j]) {
2749 sequences[i] = sequences[j];
2761 * Parse all pin widgets and store the useful pin nids to cfg
2763 * The number of line-outs or any primary output is stored in line_outs,
2764 * and the corresponding output pins are assigned to line_out_pins[],
2765 * in the order of front, rear, CLFE, side, ...
2767 * If more extra outputs (speaker and headphone) are found, the pins are
2768 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2769 * is detected, one of speaker of HP pins is assigned as the primary
2770 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2771 * if any analog output exists.
2773 * The analog input pins are assigned to input_pins array.
2774 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2777 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2778 struct auto_pin_cfg *cfg,
2779 hda_nid_t *ignore_nids)
2781 hda_nid_t nid, end_nid;
2782 short seq, assoc_line_out, assoc_speaker;
2783 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2784 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
2785 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
2787 memset(cfg, 0, sizeof(*cfg));
2789 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2790 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2791 memset(sequences_hp, 0, sizeof(sequences_hp));
2792 assoc_line_out = assoc_speaker = 0;
2794 end_nid = codec->start_nid + codec->num_nodes;
2795 for (nid = codec->start_nid; nid < end_nid; nid++) {
2796 unsigned int wid_caps = get_wcaps(codec, nid);
2797 unsigned int wid_type =
2798 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
2799 unsigned int def_conf;
2802 /* read all default configuration for pin complex */
2803 if (wid_type != AC_WID_PIN)
2805 /* ignore the given nids (e.g. pc-beep returns error) */
2806 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2809 def_conf = snd_hda_codec_read(codec, nid, 0,
2810 AC_VERB_GET_CONFIG_DEFAULT, 0);
2811 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2813 loc = get_defcfg_location(def_conf);
2814 switch (get_defcfg_device(def_conf)) {
2815 case AC_JACK_LINE_OUT:
2816 seq = get_defcfg_sequence(def_conf);
2817 assoc = get_defcfg_association(def_conf);
2819 if (!(wid_caps & AC_WCAP_STEREO))
2820 if (!cfg->mono_out_pin)
2821 cfg->mono_out_pin = nid;
2824 if (!assoc_line_out)
2825 assoc_line_out = assoc;
2826 else if (assoc_line_out != assoc)
2828 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2830 cfg->line_out_pins[cfg->line_outs] = nid;
2831 sequences_line_out[cfg->line_outs] = seq;
2834 case AC_JACK_SPEAKER:
2835 seq = get_defcfg_sequence(def_conf);
2836 assoc = get_defcfg_association(def_conf);
2839 if (! assoc_speaker)
2840 assoc_speaker = assoc;
2841 else if (assoc_speaker != assoc)
2843 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2845 cfg->speaker_pins[cfg->speaker_outs] = nid;
2846 sequences_speaker[cfg->speaker_outs] = seq;
2847 cfg->speaker_outs++;
2849 case AC_JACK_HP_OUT:
2850 seq = get_defcfg_sequence(def_conf);
2851 assoc = get_defcfg_association(def_conf);
2852 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2854 cfg->hp_pins[cfg->hp_outs] = nid;
2855 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
2858 case AC_JACK_MIC_IN: {
2860 if (loc == AC_JACK_LOC_FRONT) {
2861 preferred = AUTO_PIN_FRONT_MIC;
2864 preferred = AUTO_PIN_MIC;
2865 alt = AUTO_PIN_FRONT_MIC;
2867 if (!cfg->input_pins[preferred])
2868 cfg->input_pins[preferred] = nid;
2869 else if (!cfg->input_pins[alt])
2870 cfg->input_pins[alt] = nid;
2873 case AC_JACK_LINE_IN:
2874 if (loc == AC_JACK_LOC_FRONT)
2875 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2877 cfg->input_pins[AUTO_PIN_LINE] = nid;
2880 cfg->input_pins[AUTO_PIN_CD] = nid;
2883 cfg->input_pins[AUTO_PIN_AUX] = nid;
2885 case AC_JACK_SPDIF_OUT:
2886 cfg->dig_out_pin = nid;
2888 case AC_JACK_SPDIF_IN:
2889 cfg->dig_in_pin = nid;
2895 * If no line-out is defined but multiple HPs are found,
2896 * some of them might be the real line-outs.
2898 if (!cfg->line_outs && cfg->hp_outs > 1) {
2900 while (i < cfg->hp_outs) {
2901 /* The real HPs should have the sequence 0x0f */
2902 if ((sequences_hp[i] & 0x0f) == 0x0f) {
2906 /* Move it to the line-out table */
2907 cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
2908 sequences_line_out[cfg->line_outs] = sequences_hp[i];
2911 memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
2912 sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
2913 memmove(sequences_hp + i - 1, sequences_hp + i,
2914 sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
2918 /* sort by sequence */
2919 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
2921 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
2923 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
2926 /* if we have only one mic, make it AUTO_PIN_MIC */
2927 if (!cfg->input_pins[AUTO_PIN_MIC] &&
2928 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
2929 cfg->input_pins[AUTO_PIN_MIC] =
2930 cfg->input_pins[AUTO_PIN_FRONT_MIC];
2931 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
2933 /* ditto for line-in */
2934 if (!cfg->input_pins[AUTO_PIN_LINE] &&
2935 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
2936 cfg->input_pins[AUTO_PIN_LINE] =
2937 cfg->input_pins[AUTO_PIN_FRONT_LINE];
2938 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
2942 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2943 * as a primary output
2945 if (!cfg->line_outs) {
2946 if (cfg->speaker_outs) {
2947 cfg->line_outs = cfg->speaker_outs;
2948 memcpy(cfg->line_out_pins, cfg->speaker_pins,
2949 sizeof(cfg->speaker_pins));
2950 cfg->speaker_outs = 0;
2951 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
2952 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
2953 } else if (cfg->hp_outs) {
2954 cfg->line_outs = cfg->hp_outs;
2955 memcpy(cfg->line_out_pins, cfg->hp_pins,
2956 sizeof(cfg->hp_pins));
2958 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
2959 cfg->line_out_type = AUTO_PIN_HP_OUT;
2963 /* Reorder the surround channels
2964 * ALSA sequence is front/surr/clfe/side
2966 * 4-ch: front/surr => OK as it is
2967 * 6-ch: front/clfe/surr
2968 * 8-ch: front/clfe/rear/side|fc
2970 switch (cfg->line_outs) {
2973 nid = cfg->line_out_pins[1];
2974 cfg->line_out_pins[1] = cfg->line_out_pins[2];
2975 cfg->line_out_pins[2] = nid;
2980 * debug prints of the parsed results
2982 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2983 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
2984 cfg->line_out_pins[2], cfg->line_out_pins[3],
2985 cfg->line_out_pins[4]);
2986 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2987 cfg->speaker_outs, cfg->speaker_pins[0],
2988 cfg->speaker_pins[1], cfg->speaker_pins[2],
2989 cfg->speaker_pins[3], cfg->speaker_pins[4]);
2990 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2991 cfg->hp_outs, cfg->hp_pins[0],
2992 cfg->hp_pins[1], cfg->hp_pins[2],
2993 cfg->hp_pins[3], cfg->hp_pins[4]);
2994 snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin);
2995 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2996 " cd=0x%x, aux=0x%x\n",
2997 cfg->input_pins[AUTO_PIN_MIC],
2998 cfg->input_pins[AUTO_PIN_FRONT_MIC],
2999 cfg->input_pins[AUTO_PIN_LINE],
3000 cfg->input_pins[AUTO_PIN_FRONT_LINE],
3001 cfg->input_pins[AUTO_PIN_CD],
3002 cfg->input_pins[AUTO_PIN_AUX]);
3007 /* labels for input pins */
3008 const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
3009 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
3019 * snd_hda_suspend - suspend the codecs
3021 * @state: suspsend state
3023 * Returns 0 if successful.
3025 int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
3027 struct hda_codec *codec;
3029 list_for_each_entry(codec, &bus->codec_list, list) {
3030 #ifdef CONFIG_SND_HDA_POWER_SAVE
3031 if (!codec->power_on)
3034 hda_call_codec_suspend(codec);
3040 * snd_hda_resume - resume the codecs
3042 * @state: resume state
3044 * Returns 0 if successful.
3046 * This fucntion is defined only when POWER_SAVE isn't set.
3047 * In the power-save mode, the codec is resumed dynamically.
3049 int snd_hda_resume(struct hda_bus *bus)
3051 struct hda_codec *codec;
3053 list_for_each_entry(codec, &bus->codec_list, list) {
3054 if (snd_hda_codec_needs_resume(codec))
3055 hda_call_codec_resume(codec);
3059 #ifdef CONFIG_SND_HDA_POWER_SAVE
3060 int snd_hda_codecs_inuse(struct hda_bus *bus)
3062 struct hda_codec *codec;
3064 list_for_each_entry(codec, &bus->codec_list, list) {
3065 if (snd_hda_codec_needs_resume(codec))