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[] = {
54 { 0x10ec, "Realtek" },
55 { 0x1057, "Motorola" },
58 { 0x11d4, "Analog Devices" },
59 { 0x13f6, "C-Media" },
60 { 0x14f1, "Conexant" },
61 { 0x434d, "C-Media" },
62 { 0x8384, "SigmaTel" },
67 #include "hda_patch.h"
70 #ifdef CONFIG_SND_HDA_POWER_SAVE
71 static void hda_power_work(struct work_struct *work);
72 static void hda_keep_power_on(struct hda_codec *codec);
74 static inline void hda_keep_power_on(struct hda_codec *codec) {}
78 * snd_hda_codec_read - send a command and get the response
79 * @codec: the HDA codec
80 * @nid: NID to send the command
81 * @direct: direct flag
82 * @verb: the verb to send
83 * @parm: the parameter for the verb
85 * Send a single command and read the corresponding response.
87 * Returns the obtained response value, or -1 for an error.
89 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
91 unsigned int verb, unsigned int parm)
94 snd_hda_power_up(codec);
95 mutex_lock(&codec->bus->cmd_mutex);
96 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
97 res = codec->bus->ops.get_response(codec);
99 res = (unsigned int)-1;
100 mutex_unlock(&codec->bus->cmd_mutex);
101 snd_hda_power_down(codec);
106 * snd_hda_codec_write - send a single command without waiting for response
107 * @codec: the HDA codec
108 * @nid: NID to send the command
109 * @direct: direct flag
110 * @verb: the verb to send
111 * @parm: the parameter for the verb
113 * Send a single command without waiting for response.
115 * Returns 0 if successful, or a negative error code.
117 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
118 unsigned int verb, unsigned int parm)
121 snd_hda_power_up(codec);
122 mutex_lock(&codec->bus->cmd_mutex);
123 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
124 mutex_unlock(&codec->bus->cmd_mutex);
125 snd_hda_power_down(codec);
130 * snd_hda_sequence_write - sequence writes
131 * @codec: the HDA codec
132 * @seq: VERB array to send
134 * Send the commands sequentially from the given array.
135 * The array must be terminated with NID=0.
137 void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
139 for (; seq->nid; seq++)
140 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
144 * snd_hda_get_sub_nodes - get the range of sub nodes
145 * @codec: the HDA codec
147 * @start_id: the pointer to store the start NID
149 * Parse the NID and store the start NID of its sub-nodes.
150 * Returns the number of sub-nodes.
152 int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
157 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
160 *start_id = (parm >> 16) & 0x7fff;
161 return (int)(parm & 0x7fff);
165 * snd_hda_get_connections - get connection list
166 * @codec: the HDA codec
168 * @conn_list: connection list array
169 * @max_conns: max. number of connections to store
171 * Parses the connection list of the given widget and stores the list
174 * Returns the number of connections, or a negative error code.
176 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
177 hda_nid_t *conn_list, int max_conns)
180 int i, conn_len, conns;
181 unsigned int shift, num_elems, mask;
184 snd_assert(conn_list && max_conns > 0, return -EINVAL);
186 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
187 if (parm & AC_CLIST_LONG) {
196 conn_len = parm & AC_CLIST_LENGTH;
197 mask = (1 << (shift-1)) - 1;
200 return 0; /* no connection */
203 /* single connection */
204 parm = snd_hda_codec_read(codec, nid, 0,
205 AC_VERB_GET_CONNECT_LIST, 0);
206 conn_list[0] = parm & mask;
210 /* multi connection */
213 for (i = 0; i < conn_len; i++) {
217 if (i % num_elems == 0)
218 parm = snd_hda_codec_read(codec, nid, 0,
219 AC_VERB_GET_CONNECT_LIST, i);
220 range_val = !!(parm & (1 << (shift-1))); /* ranges */
224 /* ranges between the previous and this one */
225 if (!prev_nid || prev_nid >= val) {
226 snd_printk(KERN_WARNING "hda_codec: "
227 "invalid dep_range_val %x:%x\n",
231 for (n = prev_nid + 1; n <= val; n++) {
232 if (conns >= max_conns) {
234 "Too many connections\n");
237 conn_list[conns++] = n;
240 if (conns >= max_conns) {
241 snd_printk(KERN_ERR "Too many connections\n");
244 conn_list[conns++] = val;
253 * snd_hda_queue_unsol_event - add an unsolicited event to queue
255 * @res: unsolicited event (lower 32bit of RIRB entry)
256 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
258 * Adds the given event to the queue. The events are processed in
259 * the workqueue asynchronously. Call this function in the interrupt
260 * hanlder when RIRB receives an unsolicited event.
262 * Returns 0 if successful, or a negative error code.
264 int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
266 struct hda_bus_unsolicited *unsol;
273 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
277 unsol->queue[wp] = res;
278 unsol->queue[wp + 1] = res_ex;
280 schedule_work(&unsol->work);
286 * process queueud unsolicited events
288 static void process_unsol_events(struct work_struct *work)
290 struct hda_bus_unsolicited *unsol =
291 container_of(work, struct hda_bus_unsolicited, work);
292 struct hda_bus *bus = unsol->bus;
293 struct hda_codec *codec;
294 unsigned int rp, caddr, res;
296 while (unsol->rp != unsol->wp) {
297 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
300 res = unsol->queue[rp];
301 caddr = unsol->queue[rp + 1];
302 if (!(caddr & (1 << 4))) /* no unsolicited event? */
304 codec = bus->caddr_tbl[caddr & 0x0f];
305 if (codec && codec->patch_ops.unsol_event)
306 codec->patch_ops.unsol_event(codec, res);
311 * initialize unsolicited queue
313 static int __devinit init_unsol_queue(struct hda_bus *bus)
315 struct hda_bus_unsolicited *unsol;
317 if (bus->unsol) /* already initialized */
320 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
322 snd_printk(KERN_ERR "hda_codec: "
323 "can't allocate unsolicited queue\n");
326 INIT_WORK(&unsol->work, process_unsol_events);
335 static void snd_hda_codec_free(struct hda_codec *codec);
337 static int snd_hda_bus_free(struct hda_bus *bus)
339 struct hda_codec *codec, *n;
344 flush_scheduled_work();
347 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
348 snd_hda_codec_free(codec);
350 if (bus->ops.private_free)
351 bus->ops.private_free(bus);
356 static int snd_hda_bus_dev_free(struct snd_device *device)
358 struct hda_bus *bus = device->device_data;
359 return snd_hda_bus_free(bus);
363 * snd_hda_bus_new - create a HDA bus
364 * @card: the card entry
365 * @temp: the template for hda_bus information
366 * @busp: the pointer to store the created bus instance
368 * Returns 0 if successful, or a negative error code.
370 int __devinit snd_hda_bus_new(struct snd_card *card,
371 const struct hda_bus_template *temp,
372 struct hda_bus **busp)
376 static struct snd_device_ops dev_ops = {
377 .dev_free = snd_hda_bus_dev_free,
380 snd_assert(temp, return -EINVAL);
381 snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
386 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
388 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
393 bus->private_data = temp->private_data;
394 bus->pci = temp->pci;
395 bus->modelname = temp->modelname;
396 bus->ops = temp->ops;
398 mutex_init(&bus->cmd_mutex);
399 INIT_LIST_HEAD(&bus->codec_list);
401 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
403 snd_hda_bus_free(bus);
411 #ifdef CONFIG_SND_HDA_GENERIC
412 #define is_generic_config(codec) \
413 (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
415 #define is_generic_config(codec) 0
419 * find a matching codec preset
421 static const struct hda_codec_preset __devinit *
422 find_codec_preset(struct hda_codec *codec)
424 const struct hda_codec_preset **tbl, *preset;
426 if (is_generic_config(codec))
427 return NULL; /* use the generic parser */
429 for (tbl = hda_preset_tables; *tbl; tbl++) {
430 for (preset = *tbl; preset->id; preset++) {
431 u32 mask = preset->mask;
434 if (preset->id == (codec->vendor_id & mask) &&
436 preset->rev == codec->revision_id))
444 * snd_hda_get_codec_name - store the codec name
446 void snd_hda_get_codec_name(struct hda_codec *codec,
447 char *name, int namelen)
449 const struct hda_vendor_id *c;
450 const char *vendor = NULL;
451 u16 vendor_id = codec->vendor_id >> 16;
454 for (c = hda_vendor_ids; c->id; c++) {
455 if (c->id == vendor_id) {
461 sprintf(tmp, "Generic %04x", vendor_id);
464 if (codec->preset && codec->preset->name)
465 snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
467 snprintf(name, namelen, "%s ID %x", vendor,
468 codec->vendor_id & 0xffff);
472 * look for an AFG and MFG nodes
474 static void __devinit setup_fg_nodes(struct hda_codec *codec)
479 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
480 for (i = 0; i < total_nodes; i++, nid++) {
482 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
483 switch (func & 0xff) {
484 case AC_GRP_AUDIO_FUNCTION:
487 case AC_GRP_MODEM_FUNCTION:
497 * read widget caps for each widget and store in cache
499 static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
504 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
506 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
509 nid = codec->start_nid;
510 for (i = 0; i < codec->num_nodes; i++, nid++)
511 codec->wcaps[i] = snd_hda_param_read(codec, nid,
512 AC_PAR_AUDIO_WIDGET_CAP);
517 static void init_hda_cache(struct hda_cache_rec *cache,
518 unsigned int record_size);
519 static void free_hda_cache(struct hda_cache_rec *cache);
524 static void snd_hda_codec_free(struct hda_codec *codec)
528 #ifdef CONFIG_SND_HDA_POWER_SAVE
529 cancel_delayed_work(&codec->power_work);
530 flush_scheduled_work();
532 list_del(&codec->list);
533 codec->bus->caddr_tbl[codec->addr] = NULL;
534 if (codec->patch_ops.free)
535 codec->patch_ops.free(codec);
536 free_hda_cache(&codec->amp_cache);
537 free_hda_cache(&codec->cmd_cache);
543 * snd_hda_codec_new - create a HDA codec
544 * @bus: the bus to assign
545 * @codec_addr: the codec address
546 * @codecp: the pointer to store the generated codec
548 * Returns 0 if successful, or a negative error code.
550 int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
551 struct hda_codec **codecp)
553 struct hda_codec *codec;
557 snd_assert(bus, return -EINVAL);
558 snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
560 if (bus->caddr_tbl[codec_addr]) {
561 snd_printk(KERN_ERR "hda_codec: "
562 "address 0x%x is already occupied\n", codec_addr);
566 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
568 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
573 codec->addr = codec_addr;
574 mutex_init(&codec->spdif_mutex);
575 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
576 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
578 #ifdef CONFIG_SND_HDA_POWER_SAVE
579 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
580 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
581 * the caller has to power down appropriatley after initialization
584 hda_keep_power_on(codec);
587 list_add_tail(&codec->list, &bus->codec_list);
588 bus->caddr_tbl[codec_addr] = codec;
590 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
592 if (codec->vendor_id == -1)
593 /* read again, hopefully the access method was corrected
594 * in the last read...
596 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
598 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
599 AC_PAR_SUBSYSTEM_ID);
600 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
603 setup_fg_nodes(codec);
604 if (!codec->afg && !codec->mfg) {
605 snd_printdd("hda_codec: no AFG or MFG node found\n");
606 snd_hda_codec_free(codec);
610 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
611 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
612 snd_hda_codec_free(codec);
616 if (!codec->subsystem_id) {
617 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
618 codec->subsystem_id =
619 snd_hda_codec_read(codec, nid, 0,
620 AC_VERB_GET_SUBSYSTEM_ID, 0);
623 codec->preset = find_codec_preset(codec);
624 /* audio codec should override the mixer name */
625 if (codec->afg || !*bus->card->mixername)
626 snd_hda_get_codec_name(codec, bus->card->mixername,
627 sizeof(bus->card->mixername));
629 if (is_generic_config(codec)) {
630 err = snd_hda_parse_generic_codec(codec);
633 if (codec->preset && codec->preset->patch) {
634 err = codec->preset->patch(codec);
638 /* call the default parser */
639 err = snd_hda_parse_generic_codec(codec);
641 printk(KERN_ERR "hda-codec: No codec parser is available\n");
645 snd_hda_codec_free(codec);
649 if (codec->patch_ops.unsol_event)
650 init_unsol_queue(bus);
652 snd_hda_codec_proc_new(codec);
653 #ifdef CONFIG_SND_HDA_HWDEP
654 snd_hda_create_hwdep(codec);
657 sprintf(component, "HDA:%08x", codec->vendor_id);
658 snd_component_add(codec->bus->card, component);
666 * snd_hda_codec_setup_stream - set up the codec for streaming
667 * @codec: the CODEC to set up
668 * @nid: the NID to set up
669 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
670 * @channel_id: channel id to pass, zero based.
671 * @format: stream format.
673 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
675 int channel_id, int format)
680 snd_printdd("hda_codec_setup_stream: "
681 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
682 nid, stream_tag, channel_id, format);
683 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
684 (stream_tag << 4) | channel_id);
686 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
690 * amp access functions
693 /* FIXME: more better hash key? */
694 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
695 #define INFO_AMP_CAPS (1<<0)
696 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
698 /* initialize the hash table */
699 static void __devinit init_hda_cache(struct hda_cache_rec *cache,
700 unsigned int record_size)
702 memset(cache, 0, sizeof(*cache));
703 memset(cache->hash, 0xff, sizeof(cache->hash));
704 cache->record_size = record_size;
707 static void free_hda_cache(struct hda_cache_rec *cache)
709 kfree(cache->buffer);
712 /* query the hash. allocate an entry if not found. */
713 static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
716 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
717 u16 cur = cache->hash[idx];
718 struct hda_cache_head *info;
720 while (cur != 0xffff) {
721 info = (struct hda_cache_head *)(cache->buffer +
722 cur * cache->record_size);
723 if (info->key == key)
728 /* add a new hash entry */
729 if (cache->num_entries >= cache->size) {
730 /* reallocate the array */
731 unsigned int new_size = cache->size + 64;
733 new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
735 snd_printk(KERN_ERR "hda_codec: "
736 "can't malloc amp_info\n");
740 memcpy(new_buffer, cache->buffer,
741 cache->size * cache->record_size);
742 kfree(cache->buffer);
744 cache->size = new_size;
745 cache->buffer = new_buffer;
747 cur = cache->num_entries++;
748 info = (struct hda_cache_head *)(cache->buffer +
749 cur * cache->record_size);
752 info->next = cache->hash[idx];
753 cache->hash[idx] = cur;
758 /* query and allocate an amp hash entry */
759 static inline struct hda_amp_info *
760 get_alloc_amp_hash(struct hda_codec *codec, u32 key)
762 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
766 * query AMP capabilities for the given widget and direction
768 static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
770 struct hda_amp_info *info;
772 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
775 if (!(info->head.val & INFO_AMP_CAPS)) {
776 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
778 info->amp_caps = snd_hda_param_read(codec, nid,
779 direction == HDA_OUTPUT ?
783 info->head.val |= INFO_AMP_CAPS;
785 return info->amp_caps;
788 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
791 struct hda_amp_info *info;
793 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
796 info->amp_caps = caps;
797 info->head.val |= INFO_AMP_CAPS;
802 * read the current volume to info
803 * if the cache exists, read the cache value.
805 static unsigned int get_vol_mute(struct hda_codec *codec,
806 struct hda_amp_info *info, hda_nid_t nid,
807 int ch, int direction, int index)
811 if (info->head.val & INFO_AMP_VOL(ch))
812 return info->vol[ch];
814 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
815 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
817 val = snd_hda_codec_read(codec, nid, 0,
818 AC_VERB_GET_AMP_GAIN_MUTE, parm);
819 info->vol[ch] = val & 0xff;
820 info->head.val |= INFO_AMP_VOL(ch);
821 return info->vol[ch];
825 * write the current volume in info to the h/w and update the cache
827 static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
828 hda_nid_t nid, int ch, int direction, int index,
833 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
834 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
835 parm |= index << AC_AMP_SET_INDEX_SHIFT;
837 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
842 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
844 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
845 int direction, int index)
847 struct hda_amp_info *info;
848 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
851 return get_vol_mute(codec, info, nid, ch, direction, index);
855 * update the AMP value, mask = bit mask to set, val = the value
857 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
858 int direction, int idx, int mask, int val)
860 struct hda_amp_info *info;
862 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
866 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
867 if (info->vol[ch] == val)
869 put_vol_mute(codec, info, nid, ch, direction, idx, val);
874 * update the AMP stereo with the same mask and value
876 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
877 int direction, int idx, int mask, int val)
880 for (ch = 0; ch < 2; ch++)
881 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
886 #ifdef SND_HDA_NEEDS_RESUME
887 /* resume the all amp commands from the cache */
888 void snd_hda_codec_resume_amp(struct hda_codec *codec)
890 struct hda_amp_info *buffer = codec->amp_cache.buffer;
893 for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
894 u32 key = buffer->head.key;
896 unsigned int idx, dir, ch;
900 idx = (key >> 16) & 0xff;
901 dir = (key >> 24) & 0xff;
902 for (ch = 0; ch < 2; ch++) {
903 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
905 put_vol_mute(codec, buffer, nid, ch, dir, idx,
910 #endif /* SND_HDA_NEEDS_RESUME */
913 * AMP control callbacks
915 /* retrieve parameters from private_value */
916 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
917 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
918 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
919 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
922 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
923 struct snd_ctl_elem_info *uinfo)
925 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
926 u16 nid = get_amp_nid(kcontrol);
927 u8 chs = get_amp_channels(kcontrol);
928 int dir = get_amp_direction(kcontrol);
931 caps = query_amp_caps(codec, nid, dir);
933 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
935 printk(KERN_WARNING "hda_codec: "
936 "num_steps = 0 for NID=0x%x\n", nid);
939 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
940 uinfo->count = chs == 3 ? 2 : 1;
941 uinfo->value.integer.min = 0;
942 uinfo->value.integer.max = caps;
946 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
947 struct snd_ctl_elem_value *ucontrol)
949 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
950 hda_nid_t nid = get_amp_nid(kcontrol);
951 int chs = get_amp_channels(kcontrol);
952 int dir = get_amp_direction(kcontrol);
953 int idx = get_amp_index(kcontrol);
954 long *valp = ucontrol->value.integer.value;
957 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
960 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
965 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
966 struct snd_ctl_elem_value *ucontrol)
968 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
969 hda_nid_t nid = get_amp_nid(kcontrol);
970 int chs = get_amp_channels(kcontrol);
971 int dir = get_amp_direction(kcontrol);
972 int idx = get_amp_index(kcontrol);
973 long *valp = ucontrol->value.integer.value;
976 snd_hda_power_up(codec);
978 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
983 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
985 snd_hda_power_down(codec);
989 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
990 unsigned int size, unsigned int __user *_tlv)
992 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
993 hda_nid_t nid = get_amp_nid(kcontrol);
994 int dir = get_amp_direction(kcontrol);
995 u32 caps, val1, val2;
997 if (size < 4 * sizeof(unsigned int))
999 caps = query_amp_caps(codec, nid, dir);
1000 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1001 val2 = (val2 + 1) * 25;
1002 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1003 val1 = ((int)val1) * ((int)val2);
1004 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1006 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1008 if (put_user(val1, _tlv + 2))
1010 if (put_user(val2, _tlv + 3))
1016 * set (static) TLV for virtual master volume; recalculated as max 0dB
1018 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1024 caps = query_amp_caps(codec, nid, dir);
1025 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1026 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1027 step = (step + 1) * 25;
1028 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1029 tlv[1] = 2 * sizeof(unsigned int);
1030 tlv[2] = -nums * step;
1034 /* find a mixer control element with the given name */
1035 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1038 struct snd_ctl_elem_id id;
1039 memset(&id, 0, sizeof(id));
1040 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1041 strcpy(id.name, name);
1042 return snd_ctl_find_id(codec->bus->card, &id);
1045 /* create a virtual master control and add slaves */
1046 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1047 unsigned int *tlv, const char **slaves)
1049 struct snd_kcontrol *kctl;
1053 kctl = snd_ctl_make_virtual_master(name, tlv);
1056 err = snd_ctl_add(codec->bus->card, kctl);
1060 for (s = slaves; *s; s++) {
1061 struct snd_kcontrol *sctl;
1063 sctl = snd_hda_find_mixer_ctl(codec, *s);
1065 snd_printdd("Cannot find slave %s, skipped\n", *s);
1068 err = snd_ctl_add_slave(kctl, sctl);
1076 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1077 struct snd_ctl_elem_info *uinfo)
1079 int chs = get_amp_channels(kcontrol);
1081 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1082 uinfo->count = chs == 3 ? 2 : 1;
1083 uinfo->value.integer.min = 0;
1084 uinfo->value.integer.max = 1;
1088 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1089 struct snd_ctl_elem_value *ucontrol)
1091 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1092 hda_nid_t nid = get_amp_nid(kcontrol);
1093 int chs = get_amp_channels(kcontrol);
1094 int dir = get_amp_direction(kcontrol);
1095 int idx = get_amp_index(kcontrol);
1096 long *valp = ucontrol->value.integer.value;
1099 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
1100 HDA_AMP_MUTE) ? 0 : 1;
1102 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
1103 HDA_AMP_MUTE) ? 0 : 1;
1107 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1108 struct snd_ctl_elem_value *ucontrol)
1110 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1111 hda_nid_t nid = get_amp_nid(kcontrol);
1112 int chs = get_amp_channels(kcontrol);
1113 int dir = get_amp_direction(kcontrol);
1114 int idx = get_amp_index(kcontrol);
1115 long *valp = ucontrol->value.integer.value;
1118 snd_hda_power_up(codec);
1120 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1122 *valp ? 0 : HDA_AMP_MUTE);
1126 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1128 *valp ? 0 : HDA_AMP_MUTE);
1129 #ifdef CONFIG_SND_HDA_POWER_SAVE
1130 if (codec->patch_ops.check_power_status)
1131 codec->patch_ops.check_power_status(codec, nid);
1133 snd_hda_power_down(codec);
1138 * bound volume controls
1140 * bind multiple volumes (# indices, from 0)
1143 #define AMP_VAL_IDX_SHIFT 19
1144 #define AMP_VAL_IDX_MASK (0x0f<<19)
1146 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1147 struct snd_ctl_elem_value *ucontrol)
1149 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1153 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1154 pval = kcontrol->private_value;
1155 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1156 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1157 kcontrol->private_value = pval;
1158 mutex_unlock(&codec->spdif_mutex);
1162 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1163 struct snd_ctl_elem_value *ucontrol)
1165 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1167 int i, indices, err = 0, change = 0;
1169 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1170 pval = kcontrol->private_value;
1171 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1172 for (i = 0; i < indices; i++) {
1173 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1174 (i << AMP_VAL_IDX_SHIFT);
1175 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1180 kcontrol->private_value = pval;
1181 mutex_unlock(&codec->spdif_mutex);
1182 return err < 0 ? err : change;
1186 * generic bound volume/swtich controls
1188 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1189 struct snd_ctl_elem_info *uinfo)
1191 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1192 struct hda_bind_ctls *c;
1195 c = (struct hda_bind_ctls *)kcontrol->private_value;
1196 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1197 kcontrol->private_value = *c->values;
1198 err = c->ops->info(kcontrol, uinfo);
1199 kcontrol->private_value = (long)c;
1200 mutex_unlock(&codec->spdif_mutex);
1204 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1205 struct snd_ctl_elem_value *ucontrol)
1207 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1208 struct hda_bind_ctls *c;
1211 c = (struct hda_bind_ctls *)kcontrol->private_value;
1212 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1213 kcontrol->private_value = *c->values;
1214 err = c->ops->get(kcontrol, ucontrol);
1215 kcontrol->private_value = (long)c;
1216 mutex_unlock(&codec->spdif_mutex);
1220 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1221 struct snd_ctl_elem_value *ucontrol)
1223 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1224 struct hda_bind_ctls *c;
1225 unsigned long *vals;
1226 int err = 0, change = 0;
1228 c = (struct hda_bind_ctls *)kcontrol->private_value;
1229 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1230 for (vals = c->values; *vals; vals++) {
1231 kcontrol->private_value = *vals;
1232 err = c->ops->put(kcontrol, ucontrol);
1237 kcontrol->private_value = (long)c;
1238 mutex_unlock(&codec->spdif_mutex);
1239 return err < 0 ? err : change;
1242 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1243 unsigned int size, unsigned int __user *tlv)
1245 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1246 struct hda_bind_ctls *c;
1249 c = (struct hda_bind_ctls *)kcontrol->private_value;
1250 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1251 kcontrol->private_value = *c->values;
1252 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1253 kcontrol->private_value = (long)c;
1254 mutex_unlock(&codec->spdif_mutex);
1258 struct hda_ctl_ops snd_hda_bind_vol = {
1259 .info = snd_hda_mixer_amp_volume_info,
1260 .get = snd_hda_mixer_amp_volume_get,
1261 .put = snd_hda_mixer_amp_volume_put,
1262 .tlv = snd_hda_mixer_amp_tlv
1265 struct hda_ctl_ops snd_hda_bind_sw = {
1266 .info = snd_hda_mixer_amp_switch_info,
1267 .get = snd_hda_mixer_amp_switch_get,
1268 .put = snd_hda_mixer_amp_switch_put,
1269 .tlv = snd_hda_mixer_amp_tlv
1273 * SPDIF out controls
1276 static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1277 struct snd_ctl_elem_info *uinfo)
1279 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1284 static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1285 struct snd_ctl_elem_value *ucontrol)
1287 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1288 IEC958_AES0_NONAUDIO |
1289 IEC958_AES0_CON_EMPHASIS_5015 |
1290 IEC958_AES0_CON_NOT_COPYRIGHT;
1291 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1292 IEC958_AES1_CON_ORIGINAL;
1296 static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1297 struct snd_ctl_elem_value *ucontrol)
1299 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1300 IEC958_AES0_NONAUDIO |
1301 IEC958_AES0_PRO_EMPHASIS_5015;
1305 static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1306 struct snd_ctl_elem_value *ucontrol)
1308 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1310 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1311 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1312 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1313 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1318 /* convert from SPDIF status bits to HDA SPDIF bits
1319 * bit 0 (DigEn) is always set zero (to be filled later)
1321 static unsigned short convert_from_spdif_status(unsigned int sbits)
1323 unsigned short val = 0;
1325 if (sbits & IEC958_AES0_PROFESSIONAL)
1326 val |= AC_DIG1_PROFESSIONAL;
1327 if (sbits & IEC958_AES0_NONAUDIO)
1328 val |= AC_DIG1_NONAUDIO;
1329 if (sbits & IEC958_AES0_PROFESSIONAL) {
1330 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1331 IEC958_AES0_PRO_EMPHASIS_5015)
1332 val |= AC_DIG1_EMPHASIS;
1334 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1335 IEC958_AES0_CON_EMPHASIS_5015)
1336 val |= AC_DIG1_EMPHASIS;
1337 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1338 val |= AC_DIG1_COPYRIGHT;
1339 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
1340 val |= AC_DIG1_LEVEL;
1341 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1346 /* convert to SPDIF status bits from HDA SPDIF bits
1348 static unsigned int convert_to_spdif_status(unsigned short val)
1350 unsigned int sbits = 0;
1352 if (val & AC_DIG1_NONAUDIO)
1353 sbits |= IEC958_AES0_NONAUDIO;
1354 if (val & AC_DIG1_PROFESSIONAL)
1355 sbits |= IEC958_AES0_PROFESSIONAL;
1356 if (sbits & IEC958_AES0_PROFESSIONAL) {
1357 if (sbits & AC_DIG1_EMPHASIS)
1358 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1360 if (val & AC_DIG1_EMPHASIS)
1361 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
1362 if (!(val & AC_DIG1_COPYRIGHT))
1363 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
1364 if (val & AC_DIG1_LEVEL)
1365 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1366 sbits |= val & (0x7f << 8);
1371 static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1372 struct snd_ctl_elem_value *ucontrol)
1374 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1375 hda_nid_t nid = kcontrol->private_value;
1379 mutex_lock(&codec->spdif_mutex);
1380 codec->spdif_status = ucontrol->value.iec958.status[0] |
1381 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1382 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1383 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1384 val = convert_from_spdif_status(codec->spdif_status);
1385 val |= codec->spdif_ctls & 1;
1386 change = codec->spdif_ctls != val;
1387 codec->spdif_ctls = val;
1390 snd_hda_codec_write_cache(codec, nid, 0,
1391 AC_VERB_SET_DIGI_CONVERT_1,
1393 snd_hda_codec_write_cache(codec, nid, 0,
1394 AC_VERB_SET_DIGI_CONVERT_2,
1398 mutex_unlock(&codec->spdif_mutex);
1402 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1404 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1405 struct snd_ctl_elem_value *ucontrol)
1407 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1409 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1413 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1414 struct snd_ctl_elem_value *ucontrol)
1416 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1417 hda_nid_t nid = kcontrol->private_value;
1421 mutex_lock(&codec->spdif_mutex);
1422 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1423 if (ucontrol->value.integer.value[0])
1424 val |= AC_DIG1_ENABLE;
1425 change = codec->spdif_ctls != val;
1427 codec->spdif_ctls = val;
1428 snd_hda_codec_write_cache(codec, nid, 0,
1429 AC_VERB_SET_DIGI_CONVERT_1,
1431 /* unmute amp switch (if any) */
1432 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1433 (val & AC_DIG1_ENABLE))
1434 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1437 mutex_unlock(&codec->spdif_mutex);
1441 static struct snd_kcontrol_new dig_mixes[] = {
1443 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1444 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1445 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1446 .info = snd_hda_spdif_mask_info,
1447 .get = snd_hda_spdif_cmask_get,
1450 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1451 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1452 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1453 .info = snd_hda_spdif_mask_info,
1454 .get = snd_hda_spdif_pmask_get,
1457 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1458 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1459 .info = snd_hda_spdif_mask_info,
1460 .get = snd_hda_spdif_default_get,
1461 .put = snd_hda_spdif_default_put,
1464 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1465 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1466 .info = snd_hda_spdif_out_switch_info,
1467 .get = snd_hda_spdif_out_switch_get,
1468 .put = snd_hda_spdif_out_switch_put,
1474 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1475 * @codec: the HDA codec
1476 * @nid: audio out widget NID
1478 * Creates controls related with the SPDIF output.
1479 * Called from each patch supporting the SPDIF out.
1481 * Returns 0 if successful, or a negative error code.
1483 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1486 struct snd_kcontrol *kctl;
1487 struct snd_kcontrol_new *dig_mix;
1489 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1490 kctl = snd_ctl_new1(dig_mix, codec);
1491 kctl->private_value = nid;
1492 err = snd_ctl_add(codec->bus->card, kctl);
1497 snd_hda_codec_read(codec, nid, 0,
1498 AC_VERB_GET_DIGI_CONVERT_1, 0);
1499 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1507 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1509 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1510 struct snd_ctl_elem_value *ucontrol)
1512 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1514 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1518 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1519 struct snd_ctl_elem_value *ucontrol)
1521 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1522 hda_nid_t nid = kcontrol->private_value;
1523 unsigned int val = !!ucontrol->value.integer.value[0];
1526 mutex_lock(&codec->spdif_mutex);
1527 change = codec->spdif_in_enable != val;
1529 codec->spdif_in_enable = val;
1530 snd_hda_codec_write_cache(codec, nid, 0,
1531 AC_VERB_SET_DIGI_CONVERT_1, val);
1533 mutex_unlock(&codec->spdif_mutex);
1537 static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1538 struct snd_ctl_elem_value *ucontrol)
1540 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1541 hda_nid_t nid = kcontrol->private_value;
1545 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1546 sbits = convert_to_spdif_status(val);
1547 ucontrol->value.iec958.status[0] = sbits;
1548 ucontrol->value.iec958.status[1] = sbits >> 8;
1549 ucontrol->value.iec958.status[2] = sbits >> 16;
1550 ucontrol->value.iec958.status[3] = sbits >> 24;
1554 static struct snd_kcontrol_new dig_in_ctls[] = {
1556 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1557 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1558 .info = snd_hda_spdif_in_switch_info,
1559 .get = snd_hda_spdif_in_switch_get,
1560 .put = snd_hda_spdif_in_switch_put,
1563 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1564 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1565 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1566 .info = snd_hda_spdif_mask_info,
1567 .get = snd_hda_spdif_in_status_get,
1573 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1574 * @codec: the HDA codec
1575 * @nid: audio in widget NID
1577 * Creates controls related with the SPDIF input.
1578 * Called from each patch supporting the SPDIF in.
1580 * Returns 0 if successful, or a negative error code.
1582 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1585 struct snd_kcontrol *kctl;
1586 struct snd_kcontrol_new *dig_mix;
1588 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1589 kctl = snd_ctl_new1(dig_mix, codec);
1590 kctl->private_value = nid;
1591 err = snd_ctl_add(codec->bus->card, kctl);
1595 codec->spdif_in_enable =
1596 snd_hda_codec_read(codec, nid, 0,
1597 AC_VERB_GET_DIGI_CONVERT_1, 0) &
1602 #ifdef SND_HDA_NEEDS_RESUME
1607 /* build a 32bit cache key with the widget id and the command parameter */
1608 #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1609 #define get_cmd_cache_nid(key) ((key) & 0xff)
1610 #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1613 * snd_hda_codec_write_cache - send a single command with caching
1614 * @codec: the HDA codec
1615 * @nid: NID to send the command
1616 * @direct: direct flag
1617 * @verb: the verb to send
1618 * @parm: the parameter for the verb
1620 * Send a single command without waiting for response.
1622 * Returns 0 if successful, or a negative error code.
1624 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1625 int direct, unsigned int verb, unsigned int parm)
1628 snd_hda_power_up(codec);
1629 mutex_lock(&codec->bus->cmd_mutex);
1630 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1632 struct hda_cache_head *c;
1633 u32 key = build_cmd_cache_key(nid, verb);
1634 c = get_alloc_hash(&codec->cmd_cache, key);
1638 mutex_unlock(&codec->bus->cmd_mutex);
1639 snd_hda_power_down(codec);
1643 /* resume the all commands from the cache */
1644 void snd_hda_codec_resume_cache(struct hda_codec *codec)
1646 struct hda_cache_head *buffer = codec->cmd_cache.buffer;
1649 for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
1650 u32 key = buffer->key;
1653 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1654 get_cmd_cache_cmd(key), buffer->val);
1659 * snd_hda_sequence_write_cache - sequence writes with caching
1660 * @codec: the HDA codec
1661 * @seq: VERB array to send
1663 * Send the commands sequentially from the given array.
1664 * Thte commands are recorded on cache for power-save and resume.
1665 * The array must be terminated with NID=0.
1667 void snd_hda_sequence_write_cache(struct hda_codec *codec,
1668 const struct hda_verb *seq)
1670 for (; seq->nid; seq++)
1671 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1674 #endif /* SND_HDA_NEEDS_RESUME */
1677 * set power state of the codec
1679 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1680 unsigned int power_state)
1685 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1688 nid = codec->start_nid;
1689 for (i = 0; i < codec->num_nodes; i++, nid++) {
1690 unsigned int wcaps = get_wcaps(codec, nid);
1691 if (wcaps & AC_WCAP_POWER) {
1692 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1694 if (wid_type == AC_WID_PIN) {
1695 unsigned int pincap;
1697 * don't power down the widget if it controls
1698 * eapd and EAPD_BTLENABLE is set.
1700 pincap = snd_hda_param_read(codec, nid,
1702 if (pincap & AC_PINCAP_EAPD) {
1703 int eapd = snd_hda_codec_read(codec,
1705 AC_VERB_GET_EAPD_BTLENABLE, 0);
1707 if (power_state == AC_PWRST_D3 && eapd)
1711 snd_hda_codec_write(codec, nid, 0,
1712 AC_VERB_SET_POWER_STATE,
1717 if (power_state == AC_PWRST_D0) {
1718 unsigned long end_time;
1721 /* wait until the codec reachs to D0 */
1722 end_time = jiffies + msecs_to_jiffies(500);
1724 state = snd_hda_codec_read(codec, fg, 0,
1725 AC_VERB_GET_POWER_STATE, 0);
1726 if (state == power_state)
1729 } while (time_after_eq(end_time, jiffies));
1733 #ifdef SND_HDA_NEEDS_RESUME
1735 * call suspend and power-down; used both from PM and power-save
1737 static void hda_call_codec_suspend(struct hda_codec *codec)
1739 if (codec->patch_ops.suspend)
1740 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1741 hda_set_power_state(codec,
1742 codec->afg ? codec->afg : codec->mfg,
1744 #ifdef CONFIG_SND_HDA_POWER_SAVE
1745 cancel_delayed_work(&codec->power_work);
1746 codec->power_on = 0;
1747 codec->power_transition = 0;
1752 * kick up codec; used both from PM and power-save
1754 static void hda_call_codec_resume(struct hda_codec *codec)
1756 hda_set_power_state(codec,
1757 codec->afg ? codec->afg : codec->mfg,
1759 if (codec->patch_ops.resume)
1760 codec->patch_ops.resume(codec);
1762 if (codec->patch_ops.init)
1763 codec->patch_ops.init(codec);
1764 snd_hda_codec_resume_amp(codec);
1765 snd_hda_codec_resume_cache(codec);
1768 #endif /* SND_HDA_NEEDS_RESUME */
1772 * snd_hda_build_controls - build mixer controls
1775 * Creates mixer controls for each codec included in the bus.
1777 * Returns 0 if successful, otherwise a negative error code.
1779 int __devinit snd_hda_build_controls(struct hda_bus *bus)
1781 struct hda_codec *codec;
1783 list_for_each_entry(codec, &bus->codec_list, list) {
1785 /* fake as if already powered-on */
1786 hda_keep_power_on(codec);
1788 hda_set_power_state(codec,
1789 codec->afg ? codec->afg : codec->mfg,
1791 /* continue to initialize... */
1792 if (codec->patch_ops.init)
1793 err = codec->patch_ops.init(codec);
1794 if (!err && codec->patch_ops.build_controls)
1795 err = codec->patch_ops.build_controls(codec);
1796 snd_hda_power_down(codec);
1807 struct hda_rate_tbl {
1809 unsigned int alsa_bits;
1810 unsigned int hda_fmt;
1813 static struct hda_rate_tbl rate_bits[] = {
1814 /* rate in Hz, ALSA rate bitmask, HDA format value */
1816 /* autodetected value used in snd_hda_query_supported_pcm */
1817 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1818 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1819 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1820 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1821 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1822 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1823 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1824 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1825 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1826 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1827 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
1828 #define AC_PAR_PCM_RATE_BITS 11
1829 /* up to bits 10, 384kHZ isn't supported properly */
1831 /* not autodetected value */
1832 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
1834 { 0 } /* terminator */
1838 * snd_hda_calc_stream_format - calculate format bitset
1839 * @rate: the sample rate
1840 * @channels: the number of channels
1841 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1842 * @maxbps: the max. bps
1844 * Calculate the format bitset from the given rate, channels and th PCM format.
1846 * Return zero if invalid.
1848 unsigned int snd_hda_calc_stream_format(unsigned int rate,
1849 unsigned int channels,
1850 unsigned int format,
1851 unsigned int maxbps)
1854 unsigned int val = 0;
1856 for (i = 0; rate_bits[i].hz; i++)
1857 if (rate_bits[i].hz == rate) {
1858 val = rate_bits[i].hda_fmt;
1861 if (!rate_bits[i].hz) {
1862 snd_printdd("invalid rate %d\n", rate);
1866 if (channels == 0 || channels > 8) {
1867 snd_printdd("invalid channels %d\n", channels);
1870 val |= channels - 1;
1872 switch (snd_pcm_format_width(format)) {
1873 case 8: val |= 0x00; break;
1874 case 16: val |= 0x10; break;
1880 else if (maxbps >= 24)
1886 snd_printdd("invalid format width %d\n",
1887 snd_pcm_format_width(format));
1895 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1896 * @codec: the HDA codec
1897 * @nid: NID to query
1898 * @ratesp: the pointer to store the detected rate bitflags
1899 * @formatsp: the pointer to store the detected formats
1900 * @bpsp: the pointer to store the detected format widths
1902 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1903 * or @bsps argument is ignored.
1905 * Returns 0 if successful, otherwise a negative error code.
1907 int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
1908 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
1911 unsigned int val, streams;
1914 if (nid != codec->afg &&
1915 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1916 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
1921 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
1925 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
1927 rates |= rate_bits[i].alsa_bits;
1932 if (formatsp || bpsp) {
1937 wcaps = get_wcaps(codec, nid);
1938 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
1942 streams = snd_hda_param_read(codec, codec->afg,
1949 if (streams & AC_SUPFMT_PCM) {
1950 if (val & AC_SUPPCM_BITS_8) {
1951 formats |= SNDRV_PCM_FMTBIT_U8;
1954 if (val & AC_SUPPCM_BITS_16) {
1955 formats |= SNDRV_PCM_FMTBIT_S16_LE;
1958 if (wcaps & AC_WCAP_DIGITAL) {
1959 if (val & AC_SUPPCM_BITS_32)
1960 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
1961 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
1962 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1963 if (val & AC_SUPPCM_BITS_24)
1965 else if (val & AC_SUPPCM_BITS_20)
1967 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
1968 AC_SUPPCM_BITS_32)) {
1969 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1970 if (val & AC_SUPPCM_BITS_32)
1972 else if (val & AC_SUPPCM_BITS_24)
1974 else if (val & AC_SUPPCM_BITS_20)
1978 else if (streams == AC_SUPFMT_FLOAT32) {
1979 /* should be exclusive */
1980 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
1982 } else if (streams == AC_SUPFMT_AC3) {
1983 /* should be exclusive */
1984 /* temporary hack: we have still no proper support
1985 * for the direct AC3 stream...
1987 formats |= SNDRV_PCM_FMTBIT_U8;
1991 *formatsp = formats;
2000 * snd_hda_is_supported_format - check whether the given node supports
2003 * Returns 1 if supported, 0 if not.
2005 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2006 unsigned int format)
2009 unsigned int val = 0, rate, stream;
2011 if (nid != codec->afg &&
2012 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2013 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2018 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2023 rate = format & 0xff00;
2024 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
2025 if (rate_bits[i].hda_fmt == rate) {
2030 if (i >= AC_PAR_PCM_RATE_BITS)
2033 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2036 if (!stream && nid != codec->afg)
2037 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
2038 if (!stream || stream == -1)
2041 if (stream & AC_SUPFMT_PCM) {
2042 switch (format & 0xf0) {
2044 if (!(val & AC_SUPPCM_BITS_8))
2048 if (!(val & AC_SUPPCM_BITS_16))
2052 if (!(val & AC_SUPPCM_BITS_20))
2056 if (!(val & AC_SUPPCM_BITS_24))
2060 if (!(val & AC_SUPPCM_BITS_32))
2067 /* FIXME: check for float32 and AC3? */
2076 static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2077 struct hda_codec *codec,
2078 struct snd_pcm_substream *substream)
2083 static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2084 struct hda_codec *codec,
2085 unsigned int stream_tag,
2086 unsigned int format,
2087 struct snd_pcm_substream *substream)
2089 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2093 static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2094 struct hda_codec *codec,
2095 struct snd_pcm_substream *substream)
2097 snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
2101 static int __devinit set_pcm_default_values(struct hda_codec *codec,
2102 struct hda_pcm_stream *info)
2104 /* query support PCM information from the given NID */
2105 if (info->nid && (!info->rates || !info->formats)) {
2106 snd_hda_query_supported_pcm(codec, info->nid,
2107 info->rates ? NULL : &info->rates,
2108 info->formats ? NULL : &info->formats,
2109 info->maxbps ? NULL : &info->maxbps);
2111 if (info->ops.open == NULL)
2112 info->ops.open = hda_pcm_default_open_close;
2113 if (info->ops.close == NULL)
2114 info->ops.close = hda_pcm_default_open_close;
2115 if (info->ops.prepare == NULL) {
2116 snd_assert(info->nid, return -EINVAL);
2117 info->ops.prepare = hda_pcm_default_prepare;
2119 if (info->ops.cleanup == NULL) {
2120 snd_assert(info->nid, return -EINVAL);
2121 info->ops.cleanup = hda_pcm_default_cleanup;
2127 * snd_hda_build_pcms - build PCM information
2130 * Create PCM information for each codec included in the bus.
2132 * The build_pcms codec patch is requested to set up codec->num_pcms and
2133 * codec->pcm_info properly. The array is referred by the top-level driver
2134 * to create its PCM instances.
2135 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2138 * At least, substreams, channels_min and channels_max must be filled for
2139 * each stream. substreams = 0 indicates that the stream doesn't exist.
2140 * When rates and/or formats are zero, the supported values are queried
2141 * from the given nid. The nid is used also by the default ops.prepare
2142 * and ops.cleanup callbacks.
2144 * The driver needs to call ops.open in its open callback. Similarly,
2145 * ops.close is supposed to be called in the close callback.
2146 * ops.prepare should be called in the prepare or hw_params callback
2147 * with the proper parameters for set up.
2148 * ops.cleanup should be called in hw_free for clean up of streams.
2150 * This function returns 0 if successfull, or a negative error code.
2152 int __devinit snd_hda_build_pcms(struct hda_bus *bus)
2154 struct hda_codec *codec;
2156 list_for_each_entry(codec, &bus->codec_list, list) {
2157 unsigned int pcm, s;
2159 if (!codec->patch_ops.build_pcms)
2161 err = codec->patch_ops.build_pcms(codec);
2164 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2165 for (s = 0; s < 2; s++) {
2166 struct hda_pcm_stream *info;
2167 info = &codec->pcm_info[pcm].stream[s];
2168 if (!info->substreams)
2170 err = set_pcm_default_values(codec, info);
2180 * snd_hda_check_board_config - compare the current codec with the config table
2181 * @codec: the HDA codec
2182 * @num_configs: number of config enums
2183 * @models: array of model name strings
2184 * @tbl: configuration table, terminated by null entries
2186 * Compares the modelname or PCI subsystem id of the current codec with the
2187 * given configuration table. If a matching entry is found, returns its
2188 * config value (supposed to be 0 or positive).
2190 * If no entries are matching, the function returns a negative value.
2192 int snd_hda_check_board_config(struct hda_codec *codec,
2193 int num_configs, const char **models,
2194 const struct snd_pci_quirk *tbl)
2196 if (codec->bus->modelname && models) {
2198 for (i = 0; i < num_configs; i++) {
2200 !strcmp(codec->bus->modelname, models[i])) {
2201 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2202 "selected\n", models[i]);
2208 if (!codec->bus->pci || !tbl)
2211 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2214 if (tbl->value >= 0 && tbl->value < num_configs) {
2215 #ifdef CONFIG_SND_DEBUG_DETECT
2217 const char *model = NULL;
2219 model = models[tbl->value];
2221 sprintf(tmp, "#%d", tbl->value);
2224 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2225 "for config %x:%x (%s)\n",
2226 model, tbl->subvendor, tbl->subdevice,
2227 (tbl->name ? tbl->name : "Unknown device"));
2235 * snd_hda_add_new_ctls - create controls from the array
2236 * @codec: the HDA codec
2237 * @knew: the array of struct snd_kcontrol_new
2239 * This helper function creates and add new controls in the given array.
2240 * The array must be terminated with an empty entry as terminator.
2242 * Returns 0 if successful, or a negative error code.
2244 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
2248 for (; knew->name; knew++) {
2249 struct snd_kcontrol *kctl;
2250 kctl = snd_ctl_new1(knew, codec);
2253 err = snd_ctl_add(codec->bus->card, kctl);
2257 kctl = snd_ctl_new1(knew, codec);
2260 kctl->id.device = codec->addr;
2261 err = snd_ctl_add(codec->bus->card, kctl);
2269 #ifdef CONFIG_SND_HDA_POWER_SAVE
2270 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2271 unsigned int power_state);
2273 static void hda_power_work(struct work_struct *work)
2275 struct hda_codec *codec =
2276 container_of(work, struct hda_codec, power_work.work);
2278 if (!codec->power_on || codec->power_count) {
2279 codec->power_transition = 0;
2283 hda_call_codec_suspend(codec);
2284 if (codec->bus->ops.pm_notify)
2285 codec->bus->ops.pm_notify(codec);
2288 static void hda_keep_power_on(struct hda_codec *codec)
2290 codec->power_count++;
2291 codec->power_on = 1;
2294 void snd_hda_power_up(struct hda_codec *codec)
2296 codec->power_count++;
2297 if (codec->power_on || codec->power_transition)
2300 codec->power_on = 1;
2301 if (codec->bus->ops.pm_notify)
2302 codec->bus->ops.pm_notify(codec);
2303 hda_call_codec_resume(codec);
2304 cancel_delayed_work(&codec->power_work);
2305 codec->power_transition = 0;
2308 void snd_hda_power_down(struct hda_codec *codec)
2310 --codec->power_count;
2311 if (!codec->power_on || codec->power_count || codec->power_transition)
2314 codec->power_transition = 1; /* avoid reentrance */
2315 schedule_delayed_work(&codec->power_work,
2316 msecs_to_jiffies(power_save * 1000));
2320 int snd_hda_check_amp_list_power(struct hda_codec *codec,
2321 struct hda_loopback_check *check,
2324 struct hda_amp_list *p;
2327 if (!check->amplist)
2329 for (p = check->amplist; p->nid; p++) {
2334 return 0; /* nothing changed */
2336 for (p = check->amplist; p->nid; p++) {
2337 for (ch = 0; ch < 2; ch++) {
2338 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2340 if (!(v & HDA_AMP_MUTE) && v > 0) {
2341 if (!check->power_on) {
2342 check->power_on = 1;
2343 snd_hda_power_up(codec);
2349 if (check->power_on) {
2350 check->power_on = 0;
2351 snd_hda_power_down(codec);
2358 * Channel mode helper
2360 int snd_hda_ch_mode_info(struct hda_codec *codec,
2361 struct snd_ctl_elem_info *uinfo,
2362 const struct hda_channel_mode *chmode,
2365 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2367 uinfo->value.enumerated.items = num_chmodes;
2368 if (uinfo->value.enumerated.item >= num_chmodes)
2369 uinfo->value.enumerated.item = num_chmodes - 1;
2370 sprintf(uinfo->value.enumerated.name, "%dch",
2371 chmode[uinfo->value.enumerated.item].channels);
2375 int snd_hda_ch_mode_get(struct hda_codec *codec,
2376 struct snd_ctl_elem_value *ucontrol,
2377 const struct hda_channel_mode *chmode,
2383 for (i = 0; i < num_chmodes; i++) {
2384 if (max_channels == chmode[i].channels) {
2385 ucontrol->value.enumerated.item[0] = i;
2392 int snd_hda_ch_mode_put(struct hda_codec *codec,
2393 struct snd_ctl_elem_value *ucontrol,
2394 const struct hda_channel_mode *chmode,
2400 mode = ucontrol->value.enumerated.item[0];
2401 if (mode >= num_chmodes)
2403 if (*max_channelsp == chmode[mode].channels)
2405 /* change the current channel setting */
2406 *max_channelsp = chmode[mode].channels;
2407 if (chmode[mode].sequence)
2408 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
2415 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2416 struct snd_ctl_elem_info *uinfo)
2420 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2422 uinfo->value.enumerated.items = imux->num_items;
2423 if (!imux->num_items)
2425 index = uinfo->value.enumerated.item;
2426 if (index >= imux->num_items)
2427 index = imux->num_items - 1;
2428 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2432 int snd_hda_input_mux_put(struct hda_codec *codec,
2433 const struct hda_input_mux *imux,
2434 struct snd_ctl_elem_value *ucontrol,
2436 unsigned int *cur_val)
2440 if (!imux->num_items)
2442 idx = ucontrol->value.enumerated.item[0];
2443 if (idx >= imux->num_items)
2444 idx = imux->num_items - 1;
2445 if (*cur_val == idx)
2447 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2448 imux->items[idx].index);
2455 * Multi-channel / digital-out PCM helper functions
2458 /* setup SPDIF output stream */
2459 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2460 unsigned int stream_tag, unsigned int format)
2462 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2463 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2464 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2465 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
2466 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2467 /* turn on again (if needed) */
2468 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2469 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2470 codec->spdif_ctls & 0xff);
2474 * open the digital out in the exclusive mode
2476 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2477 struct hda_multi_out *mout)
2479 mutex_lock(&codec->spdif_mutex);
2480 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2481 /* already opened as analog dup; reset it once */
2482 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2483 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
2484 mutex_unlock(&codec->spdif_mutex);
2488 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2489 struct hda_multi_out *mout,
2490 unsigned int stream_tag,
2491 unsigned int format,
2492 struct snd_pcm_substream *substream)
2494 mutex_lock(&codec->spdif_mutex);
2495 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2496 mutex_unlock(&codec->spdif_mutex);
2501 * release the digital out
2503 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2504 struct hda_multi_out *mout)
2506 mutex_lock(&codec->spdif_mutex);
2507 mout->dig_out_used = 0;
2508 mutex_unlock(&codec->spdif_mutex);
2513 * set up more restrictions for analog out
2515 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2516 struct hda_multi_out *mout,
2517 struct snd_pcm_substream *substream)
2519 substream->runtime->hw.channels_max = mout->max_channels;
2520 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2521 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2525 * set up the i/o for analog out
2526 * when the digital out is available, copy the front out to digital out, too.
2528 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2529 struct hda_multi_out *mout,
2530 unsigned int stream_tag,
2531 unsigned int format,
2532 struct snd_pcm_substream *substream)
2534 hda_nid_t *nids = mout->dac_nids;
2535 int chs = substream->runtime->channels;
2538 mutex_lock(&codec->spdif_mutex);
2539 if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2541 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2543 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
2544 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
2545 setup_dig_out_stream(codec, mout->dig_out_nid,
2546 stream_tag, format);
2548 mout->dig_out_used = 0;
2549 snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
2553 mutex_unlock(&codec->spdif_mutex);
2556 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2558 if (!mout->no_share_stream &&
2559 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
2560 /* headphone out will just decode front left/right (stereo) */
2561 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2563 /* extra outputs copied from front */
2564 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2565 if (!mout->no_share_stream && mout->extra_out_nid[i])
2566 snd_hda_codec_setup_stream(codec,
2567 mout->extra_out_nid[i],
2568 stream_tag, 0, format);
2571 for (i = 1; i < mout->num_dacs; i++) {
2572 if (chs >= (i + 1) * 2) /* independent out */
2573 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2575 else if (!mout->no_share_stream) /* copy front */
2576 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2583 * clean up the setting for analog out
2585 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2586 struct hda_multi_out *mout)
2588 hda_nid_t *nids = mout->dac_nids;
2591 for (i = 0; i < mout->num_dacs; i++)
2592 snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
2594 snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
2595 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2596 if (mout->extra_out_nid[i])
2597 snd_hda_codec_setup_stream(codec,
2598 mout->extra_out_nid[i],
2600 mutex_lock(&codec->spdif_mutex);
2601 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2602 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2603 mout->dig_out_used = 0;
2605 mutex_unlock(&codec->spdif_mutex);
2610 * Helper for automatic ping configuration
2613 static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
2615 for (; *list; list++)
2623 * Sort an associated group of pins according to their sequence numbers.
2625 static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2632 for (i = 0; i < num_pins; i++) {
2633 for (j = i + 1; j < num_pins; j++) {
2634 if (sequences[i] > sequences[j]) {
2636 sequences[i] = sequences[j];
2648 * Parse all pin widgets and store the useful pin nids to cfg
2650 * The number of line-outs or any primary output is stored in line_outs,
2651 * and the corresponding output pins are assigned to line_out_pins[],
2652 * in the order of front, rear, CLFE, side, ...
2654 * If more extra outputs (speaker and headphone) are found, the pins are
2655 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2656 * is detected, one of speaker of HP pins is assigned as the primary
2657 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2658 * if any analog output exists.
2660 * The analog input pins are assigned to input_pins array.
2661 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2664 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2665 struct auto_pin_cfg *cfg,
2666 hda_nid_t *ignore_nids)
2668 hda_nid_t nid, nid_start;
2670 short seq, assoc_line_out, assoc_speaker;
2671 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2672 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
2673 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
2675 memset(cfg, 0, sizeof(*cfg));
2677 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2678 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2679 memset(sequences_hp, 0, sizeof(sequences_hp));
2680 assoc_line_out = assoc_speaker = 0;
2682 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
2683 for (nid = nid_start; nid < nodes + nid_start; nid++) {
2684 unsigned int wid_caps = get_wcaps(codec, nid);
2685 unsigned int wid_type =
2686 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
2687 unsigned int def_conf;
2690 /* read all default configuration for pin complex */
2691 if (wid_type != AC_WID_PIN)
2693 /* ignore the given nids (e.g. pc-beep returns error) */
2694 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2697 def_conf = snd_hda_codec_read(codec, nid, 0,
2698 AC_VERB_GET_CONFIG_DEFAULT, 0);
2699 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2701 loc = get_defcfg_location(def_conf);
2702 switch (get_defcfg_device(def_conf)) {
2703 case AC_JACK_LINE_OUT:
2704 seq = get_defcfg_sequence(def_conf);
2705 assoc = get_defcfg_association(def_conf);
2708 if (!assoc_line_out)
2709 assoc_line_out = assoc;
2710 else if (assoc_line_out != assoc)
2712 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2714 cfg->line_out_pins[cfg->line_outs] = nid;
2715 sequences_line_out[cfg->line_outs] = seq;
2718 case AC_JACK_SPEAKER:
2719 seq = get_defcfg_sequence(def_conf);
2720 assoc = get_defcfg_association(def_conf);
2723 if (! assoc_speaker)
2724 assoc_speaker = assoc;
2725 else if (assoc_speaker != assoc)
2727 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2729 cfg->speaker_pins[cfg->speaker_outs] = nid;
2730 sequences_speaker[cfg->speaker_outs] = seq;
2731 cfg->speaker_outs++;
2733 case AC_JACK_HP_OUT:
2734 seq = get_defcfg_sequence(def_conf);
2735 assoc = get_defcfg_association(def_conf);
2736 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2738 cfg->hp_pins[cfg->hp_outs] = nid;
2739 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
2742 case AC_JACK_MIC_IN: {
2744 if (loc == AC_JACK_LOC_FRONT) {
2745 preferred = AUTO_PIN_FRONT_MIC;
2748 preferred = AUTO_PIN_MIC;
2749 alt = AUTO_PIN_FRONT_MIC;
2751 if (!cfg->input_pins[preferred])
2752 cfg->input_pins[preferred] = nid;
2753 else if (!cfg->input_pins[alt])
2754 cfg->input_pins[alt] = nid;
2757 case AC_JACK_LINE_IN:
2758 if (loc == AC_JACK_LOC_FRONT)
2759 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2761 cfg->input_pins[AUTO_PIN_LINE] = nid;
2764 cfg->input_pins[AUTO_PIN_CD] = nid;
2767 cfg->input_pins[AUTO_PIN_AUX] = nid;
2769 case AC_JACK_SPDIF_OUT:
2770 cfg->dig_out_pin = nid;
2772 case AC_JACK_SPDIF_IN:
2773 cfg->dig_in_pin = nid;
2778 /* sort by sequence */
2779 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
2781 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
2783 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
2786 /* if we have only one mic, make it AUTO_PIN_MIC */
2787 if (!cfg->input_pins[AUTO_PIN_MIC] &&
2788 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
2789 cfg->input_pins[AUTO_PIN_MIC] =
2790 cfg->input_pins[AUTO_PIN_FRONT_MIC];
2791 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
2793 /* ditto for line-in */
2794 if (!cfg->input_pins[AUTO_PIN_LINE] &&
2795 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
2796 cfg->input_pins[AUTO_PIN_LINE] =
2797 cfg->input_pins[AUTO_PIN_FRONT_LINE];
2798 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
2802 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2803 * as a primary output
2805 if (!cfg->line_outs) {
2806 if (cfg->speaker_outs) {
2807 cfg->line_outs = cfg->speaker_outs;
2808 memcpy(cfg->line_out_pins, cfg->speaker_pins,
2809 sizeof(cfg->speaker_pins));
2810 cfg->speaker_outs = 0;
2811 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
2812 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
2813 } else if (cfg->hp_outs) {
2814 cfg->line_outs = cfg->hp_outs;
2815 memcpy(cfg->line_out_pins, cfg->hp_pins,
2816 sizeof(cfg->hp_pins));
2818 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
2819 cfg->line_out_type = AUTO_PIN_HP_OUT;
2823 /* Reorder the surround channels
2824 * ALSA sequence is front/surr/clfe/side
2826 * 4-ch: front/surr => OK as it is
2827 * 6-ch: front/clfe/surr
2828 * 8-ch: front/clfe/rear/side|fc
2830 switch (cfg->line_outs) {
2833 nid = cfg->line_out_pins[1];
2834 cfg->line_out_pins[1] = cfg->line_out_pins[2];
2835 cfg->line_out_pins[2] = nid;
2840 * debug prints of the parsed results
2842 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2843 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
2844 cfg->line_out_pins[2], cfg->line_out_pins[3],
2845 cfg->line_out_pins[4]);
2846 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2847 cfg->speaker_outs, cfg->speaker_pins[0],
2848 cfg->speaker_pins[1], cfg->speaker_pins[2],
2849 cfg->speaker_pins[3], cfg->speaker_pins[4]);
2850 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2851 cfg->hp_outs, cfg->hp_pins[0],
2852 cfg->hp_pins[1], cfg->hp_pins[2],
2853 cfg->hp_pins[3], cfg->hp_pins[4]);
2854 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2855 " cd=0x%x, aux=0x%x\n",
2856 cfg->input_pins[AUTO_PIN_MIC],
2857 cfg->input_pins[AUTO_PIN_FRONT_MIC],
2858 cfg->input_pins[AUTO_PIN_LINE],
2859 cfg->input_pins[AUTO_PIN_FRONT_LINE],
2860 cfg->input_pins[AUTO_PIN_CD],
2861 cfg->input_pins[AUTO_PIN_AUX]);
2866 /* labels for input pins */
2867 const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
2868 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2878 * snd_hda_suspend - suspend the codecs
2880 * @state: suspsend state
2882 * Returns 0 if successful.
2884 int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
2886 struct hda_codec *codec;
2888 list_for_each_entry(codec, &bus->codec_list, list) {
2889 #ifdef CONFIG_SND_HDA_POWER_SAVE
2890 if (!codec->power_on)
2893 hda_call_codec_suspend(codec);
2899 * snd_hda_resume - resume the codecs
2901 * @state: resume state
2903 * Returns 0 if successful.
2905 * This fucntion is defined only when POWER_SAVE isn't set.
2906 * In the power-save mode, the codec is resumed dynamically.
2908 int snd_hda_resume(struct hda_bus *bus)
2910 struct hda_codec *codec;
2912 list_for_each_entry(codec, &bus->codec_list, list) {
2913 if (snd_hda_codec_needs_resume(codec))
2914 hda_call_codec_resume(codec);
2918 #ifdef CONFIG_SND_HDA_POWER_SAVE
2919 int snd_hda_codecs_inuse(struct hda_bus *bus)
2921 struct hda_codec *codec;
2923 list_for_each_entry(codec, &bus->codec_list, list) {
2924 if (snd_hda_codec_needs_resume(codec))