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 <sound/driver.h>
23 #include <linux/init.h>
24 #include <linux/delay.h>
25 #include <linux/slab.h>
26 #include <linux/pci.h>
27 #include <linux/mutex.h>
28 #include <sound/core.h>
29 #include "hda_codec.h"
30 #include <sound/asoundef.h>
31 #include <sound/tlv.h>
32 #include <sound/initval.h>
33 #include "hda_local.h"
34 #include <sound/hda_hwdep.h>
36 #ifdef CONFIG_SND_HDA_POWER_SAVE
37 /* define this option here to hide as static */
38 static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
39 module_param(power_save, int, 0644);
40 MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
41 "(in second, 0 = disable).");
45 * vendor / preset table
48 struct hda_vendor_id {
53 /* codec vendor labels */
54 static struct hda_vendor_id hda_vendor_ids[] = {
55 { 0x10ec, "Realtek" },
56 { 0x1057, "Motorola" },
59 { 0x11d4, "Analog Devices" },
60 { 0x13f6, "C-Media" },
61 { 0x14f1, "Conexant" },
62 { 0x434d, "C-Media" },
63 { 0x8384, "SigmaTel" },
68 #include "hda_patch.h"
71 #ifdef CONFIG_SND_HDA_POWER_SAVE
72 static void hda_power_work(struct work_struct *work);
73 static void hda_keep_power_on(struct hda_codec *codec);
75 static inline void hda_keep_power_on(struct hda_codec *codec) {}
79 * snd_hda_codec_read - send a command and get the response
80 * @codec: the HDA codec
81 * @nid: NID to send the command
82 * @direct: direct flag
83 * @verb: the verb to send
84 * @parm: the parameter for the verb
86 * Send a single command and read the corresponding response.
88 * Returns the obtained response value, or -1 for an error.
90 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
92 unsigned int verb, unsigned int parm)
95 snd_hda_power_up(codec);
96 mutex_lock(&codec->bus->cmd_mutex);
97 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
98 res = codec->bus->ops.get_response(codec);
100 res = (unsigned int)-1;
101 mutex_unlock(&codec->bus->cmd_mutex);
102 snd_hda_power_down(codec);
107 * snd_hda_codec_write - send a single command without waiting for response
108 * @codec: the HDA codec
109 * @nid: NID to send the command
110 * @direct: direct flag
111 * @verb: the verb to send
112 * @parm: the parameter for the verb
114 * Send a single command without waiting for response.
116 * Returns 0 if successful, or a negative error code.
118 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
119 unsigned int verb, unsigned int parm)
122 snd_hda_power_up(codec);
123 mutex_lock(&codec->bus->cmd_mutex);
124 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
125 mutex_unlock(&codec->bus->cmd_mutex);
126 snd_hda_power_down(codec);
131 * snd_hda_sequence_write - sequence writes
132 * @codec: the HDA codec
133 * @seq: VERB array to send
135 * Send the commands sequentially from the given array.
136 * The array must be terminated with NID=0.
138 void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
140 for (; seq->nid; seq++)
141 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
145 * snd_hda_get_sub_nodes - get the range of sub nodes
146 * @codec: the HDA codec
148 * @start_id: the pointer to store the start NID
150 * Parse the NID and store the start NID of its sub-nodes.
151 * Returns the number of sub-nodes.
153 int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
158 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
161 *start_id = (parm >> 16) & 0x7fff;
162 return (int)(parm & 0x7fff);
166 * snd_hda_get_connections - get connection list
167 * @codec: the HDA codec
169 * @conn_list: connection list array
170 * @max_conns: max. number of connections to store
172 * Parses the connection list of the given widget and stores the list
175 * Returns the number of connections, or a negative error code.
177 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
178 hda_nid_t *conn_list, int max_conns)
181 int i, conn_len, conns;
182 unsigned int shift, num_elems, mask;
185 snd_assert(conn_list && max_conns > 0, return -EINVAL);
187 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
188 if (parm & AC_CLIST_LONG) {
197 conn_len = parm & AC_CLIST_LENGTH;
198 mask = (1 << (shift-1)) - 1;
201 return 0; /* no connection */
204 /* single connection */
205 parm = snd_hda_codec_read(codec, nid, 0,
206 AC_VERB_GET_CONNECT_LIST, 0);
207 conn_list[0] = parm & mask;
211 /* multi connection */
214 for (i = 0; i < conn_len; i++) {
218 if (i % num_elems == 0)
219 parm = snd_hda_codec_read(codec, nid, 0,
220 AC_VERB_GET_CONNECT_LIST, i);
221 range_val = !!(parm & (1 << (shift-1))); /* ranges */
225 /* ranges between the previous and this one */
226 if (!prev_nid || prev_nid >= val) {
227 snd_printk(KERN_WARNING "hda_codec: "
228 "invalid dep_range_val %x:%x\n",
232 for (n = prev_nid + 1; n <= val; n++) {
233 if (conns >= max_conns) {
235 "Too many connections\n");
238 conn_list[conns++] = n;
241 if (conns >= max_conns) {
242 snd_printk(KERN_ERR "Too many connections\n");
245 conn_list[conns++] = val;
254 * snd_hda_queue_unsol_event - add an unsolicited event to queue
256 * @res: unsolicited event (lower 32bit of RIRB entry)
257 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
259 * Adds the given event to the queue. The events are processed in
260 * the workqueue asynchronously. Call this function in the interrupt
261 * hanlder when RIRB receives an unsolicited event.
263 * Returns 0 if successful, or a negative error code.
265 int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
267 struct hda_bus_unsolicited *unsol;
274 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
278 unsol->queue[wp] = res;
279 unsol->queue[wp + 1] = res_ex;
281 schedule_work(&unsol->work);
287 * process queueud unsolicited events
289 static void process_unsol_events(struct work_struct *work)
291 struct hda_bus_unsolicited *unsol =
292 container_of(work, struct hda_bus_unsolicited, work);
293 struct hda_bus *bus = unsol->bus;
294 struct hda_codec *codec;
295 unsigned int rp, caddr, res;
297 while (unsol->rp != unsol->wp) {
298 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
301 res = unsol->queue[rp];
302 caddr = unsol->queue[rp + 1];
303 if (!(caddr & (1 << 4))) /* no unsolicited event? */
305 codec = bus->caddr_tbl[caddr & 0x0f];
306 if (codec && codec->patch_ops.unsol_event)
307 codec->patch_ops.unsol_event(codec, res);
312 * initialize unsolicited queue
314 static int __devinit init_unsol_queue(struct hda_bus *bus)
316 struct hda_bus_unsolicited *unsol;
318 if (bus->unsol) /* already initialized */
321 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
323 snd_printk(KERN_ERR "hda_codec: "
324 "can't allocate unsolicited queue\n");
327 INIT_WORK(&unsol->work, process_unsol_events);
336 static void snd_hda_codec_free(struct hda_codec *codec);
338 static int snd_hda_bus_free(struct hda_bus *bus)
340 struct hda_codec *codec, *n;
345 flush_scheduled_work();
348 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
349 snd_hda_codec_free(codec);
351 if (bus->ops.private_free)
352 bus->ops.private_free(bus);
357 static int snd_hda_bus_dev_free(struct snd_device *device)
359 struct hda_bus *bus = device->device_data;
360 return snd_hda_bus_free(bus);
364 * snd_hda_bus_new - create a HDA bus
365 * @card: the card entry
366 * @temp: the template for hda_bus information
367 * @busp: the pointer to store the created bus instance
369 * Returns 0 if successful, or a negative error code.
371 int __devinit snd_hda_bus_new(struct snd_card *card,
372 const struct hda_bus_template *temp,
373 struct hda_bus **busp)
377 static struct snd_device_ops dev_ops = {
378 .dev_free = snd_hda_bus_dev_free,
381 snd_assert(temp, return -EINVAL);
382 snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
387 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
389 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
394 bus->private_data = temp->private_data;
395 bus->pci = temp->pci;
396 bus->modelname = temp->modelname;
397 bus->ops = temp->ops;
399 mutex_init(&bus->cmd_mutex);
400 INIT_LIST_HEAD(&bus->codec_list);
402 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
404 snd_hda_bus_free(bus);
412 #ifdef CONFIG_SND_HDA_GENERIC
413 #define is_generic_config(codec) \
414 (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
416 #define is_generic_config(codec) 0
420 * find a matching codec preset
422 static const struct hda_codec_preset __devinit *
423 find_codec_preset(struct hda_codec *codec)
425 const struct hda_codec_preset **tbl, *preset;
427 if (is_generic_config(codec))
428 return NULL; /* use the generic parser */
430 for (tbl = hda_preset_tables; *tbl; tbl++) {
431 for (preset = *tbl; preset->id; preset++) {
432 u32 mask = preset->mask;
435 if (preset->id == (codec->vendor_id & mask) &&
437 preset->rev == codec->revision_id))
445 * snd_hda_get_codec_name - store the codec name
447 void snd_hda_get_codec_name(struct hda_codec *codec,
448 char *name, int namelen)
450 const struct hda_vendor_id *c;
451 const char *vendor = NULL;
452 u16 vendor_id = codec->vendor_id >> 16;
455 for (c = hda_vendor_ids; c->id; c++) {
456 if (c->id == vendor_id) {
462 sprintf(tmp, "Generic %04x", vendor_id);
465 if (codec->preset && codec->preset->name)
466 snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
468 snprintf(name, namelen, "%s ID %x", vendor,
469 codec->vendor_id & 0xffff);
473 * look for an AFG and MFG nodes
475 static void __devinit setup_fg_nodes(struct hda_codec *codec)
480 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
481 for (i = 0; i < total_nodes; i++, nid++) {
483 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
484 switch (func & 0xff) {
485 case AC_GRP_AUDIO_FUNCTION:
488 case AC_GRP_MODEM_FUNCTION:
498 * read widget caps for each widget and store in cache
500 static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
505 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
507 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
510 nid = codec->start_nid;
511 for (i = 0; i < codec->num_nodes; i++, nid++)
512 codec->wcaps[i] = snd_hda_param_read(codec, nid,
513 AC_PAR_AUDIO_WIDGET_CAP);
518 static void init_hda_cache(struct hda_cache_rec *cache,
519 unsigned int record_size);
520 static void free_hda_cache(struct hda_cache_rec *cache);
525 static void snd_hda_codec_free(struct hda_codec *codec)
529 #ifdef CONFIG_SND_HDA_POWER_SAVE
530 cancel_delayed_work(&codec->power_work);
531 flush_scheduled_work();
533 list_del(&codec->list);
534 codec->bus->caddr_tbl[codec->addr] = NULL;
535 if (codec->patch_ops.free)
536 codec->patch_ops.free(codec);
537 free_hda_cache(&codec->amp_cache);
538 free_hda_cache(&codec->cmd_cache);
544 * snd_hda_codec_new - create a HDA codec
545 * @bus: the bus to assign
546 * @codec_addr: the codec address
547 * @codecp: the pointer to store the generated codec
549 * Returns 0 if successful, or a negative error code.
551 int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
552 struct hda_codec **codecp)
554 struct hda_codec *codec;
558 snd_assert(bus, return -EINVAL);
559 snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
561 if (bus->caddr_tbl[codec_addr]) {
562 snd_printk(KERN_ERR "hda_codec: "
563 "address 0x%x is already occupied\n", codec_addr);
567 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
569 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
574 codec->addr = codec_addr;
575 mutex_init(&codec->spdif_mutex);
576 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
577 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
579 #ifdef CONFIG_SND_HDA_POWER_SAVE
580 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
581 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
582 * the caller has to power down appropriatley after initialization
585 hda_keep_power_on(codec);
588 list_add_tail(&codec->list, &bus->codec_list);
589 bus->caddr_tbl[codec_addr] = codec;
591 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
593 if (codec->vendor_id == -1)
594 /* read again, hopefully the access method was corrected
595 * in the last read...
597 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
599 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
600 AC_PAR_SUBSYSTEM_ID);
601 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
604 setup_fg_nodes(codec);
605 if (!codec->afg && !codec->mfg) {
606 snd_printdd("hda_codec: no AFG or MFG node found\n");
607 snd_hda_codec_free(codec);
611 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
612 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
613 snd_hda_codec_free(codec);
617 if (!codec->subsystem_id) {
618 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
619 codec->subsystem_id =
620 snd_hda_codec_read(codec, nid, 0,
621 AC_VERB_GET_SUBSYSTEM_ID, 0);
624 codec->preset = find_codec_preset(codec);
625 /* audio codec should override the mixer name */
626 if (codec->afg || !*bus->card->mixername)
627 snd_hda_get_codec_name(codec, bus->card->mixername,
628 sizeof(bus->card->mixername));
630 if (is_generic_config(codec)) {
631 err = snd_hda_parse_generic_codec(codec);
634 if (codec->preset && codec->preset->patch) {
635 err = codec->preset->patch(codec);
639 /* call the default parser */
640 err = snd_hda_parse_generic_codec(codec);
642 printk(KERN_ERR "hda-codec: No codec parser is available\n");
646 snd_hda_codec_free(codec);
650 if (codec->patch_ops.unsol_event)
651 init_unsol_queue(bus);
653 snd_hda_codec_proc_new(codec);
654 #ifdef CONFIG_SND_HDA_HWDEP
655 snd_hda_create_hwdep(codec);
658 sprintf(component, "HDA:%08x", codec->vendor_id);
659 snd_component_add(codec->bus->card, component);
667 * snd_hda_codec_setup_stream - set up the codec for streaming
668 * @codec: the CODEC to set up
669 * @nid: the NID to set up
670 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
671 * @channel_id: channel id to pass, zero based.
672 * @format: stream format.
674 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
676 int channel_id, int format)
681 snd_printdd("hda_codec_setup_stream: "
682 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
683 nid, stream_tag, channel_id, format);
684 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
685 (stream_tag << 4) | channel_id);
687 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
691 * amp access functions
694 /* FIXME: more better hash key? */
695 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
696 #define INFO_AMP_CAPS (1<<0)
697 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
699 /* initialize the hash table */
700 static void __devinit init_hda_cache(struct hda_cache_rec *cache,
701 unsigned int record_size)
703 memset(cache, 0, sizeof(*cache));
704 memset(cache->hash, 0xff, sizeof(cache->hash));
705 cache->record_size = record_size;
708 static void free_hda_cache(struct hda_cache_rec *cache)
710 kfree(cache->buffer);
713 /* query the hash. allocate an entry if not found. */
714 static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
717 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
718 u16 cur = cache->hash[idx];
719 struct hda_cache_head *info;
721 while (cur != 0xffff) {
722 info = (struct hda_cache_head *)(cache->buffer +
723 cur * cache->record_size);
724 if (info->key == key)
729 /* add a new hash entry */
730 if (cache->num_entries >= cache->size) {
731 /* reallocate the array */
732 unsigned int new_size = cache->size + 64;
734 new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
736 snd_printk(KERN_ERR "hda_codec: "
737 "can't malloc amp_info\n");
741 memcpy(new_buffer, cache->buffer,
742 cache->size * cache->record_size);
743 kfree(cache->buffer);
745 cache->size = new_size;
746 cache->buffer = new_buffer;
748 cur = cache->num_entries++;
749 info = (struct hda_cache_head *)(cache->buffer +
750 cur * cache->record_size);
753 info->next = cache->hash[idx];
754 cache->hash[idx] = cur;
759 /* query and allocate an amp hash entry */
760 static inline struct hda_amp_info *
761 get_alloc_amp_hash(struct hda_codec *codec, u32 key)
763 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
767 * query AMP capabilities for the given widget and direction
769 static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
771 struct hda_amp_info *info;
773 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
776 if (!(info->head.val & INFO_AMP_CAPS)) {
777 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
779 info->amp_caps = snd_hda_param_read(codec, nid,
780 direction == HDA_OUTPUT ?
784 info->head.val |= INFO_AMP_CAPS;
786 return info->amp_caps;
789 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
792 struct hda_amp_info *info;
794 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
797 info->amp_caps = caps;
798 info->head.val |= INFO_AMP_CAPS;
803 * read the current volume to info
804 * if the cache exists, read the cache value.
806 static unsigned int get_vol_mute(struct hda_codec *codec,
807 struct hda_amp_info *info, hda_nid_t nid,
808 int ch, int direction, int index)
812 if (info->head.val & INFO_AMP_VOL(ch))
813 return info->vol[ch];
815 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
816 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
818 val = snd_hda_codec_read(codec, nid, 0,
819 AC_VERB_GET_AMP_GAIN_MUTE, parm);
820 info->vol[ch] = val & 0xff;
821 info->head.val |= INFO_AMP_VOL(ch);
822 return info->vol[ch];
826 * write the current volume in info to the h/w and update the cache
828 static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
829 hda_nid_t nid, int ch, int direction, int index,
834 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
835 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
836 parm |= index << AC_AMP_SET_INDEX_SHIFT;
838 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
843 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
845 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
846 int direction, int index)
848 struct hda_amp_info *info;
849 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
852 return get_vol_mute(codec, info, nid, ch, direction, index);
856 * update the AMP value, mask = bit mask to set, val = the value
858 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
859 int direction, int idx, int mask, int val)
861 struct hda_amp_info *info;
863 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
867 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
868 if (info->vol[ch] == val)
870 put_vol_mute(codec, info, nid, ch, direction, idx, val);
875 * update the AMP stereo with the same mask and value
877 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
878 int direction, int idx, int mask, int val)
881 for (ch = 0; ch < 2; ch++)
882 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
887 #ifdef SND_HDA_NEEDS_RESUME
888 /* resume the all amp commands from the cache */
889 void snd_hda_codec_resume_amp(struct hda_codec *codec)
891 struct hda_amp_info *buffer = codec->amp_cache.buffer;
894 for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
895 u32 key = buffer->head.key;
897 unsigned int idx, dir, ch;
901 idx = (key >> 16) & 0xff;
902 dir = (key >> 24) & 0xff;
903 for (ch = 0; ch < 2; ch++) {
904 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
906 put_vol_mute(codec, buffer, nid, ch, dir, idx,
911 #endif /* SND_HDA_NEEDS_RESUME */
914 * AMP control callbacks
916 /* retrieve parameters from private_value */
917 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
918 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
919 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
920 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
923 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
924 struct snd_ctl_elem_info *uinfo)
926 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
927 u16 nid = get_amp_nid(kcontrol);
928 u8 chs = get_amp_channels(kcontrol);
929 int dir = get_amp_direction(kcontrol);
932 caps = query_amp_caps(codec, nid, dir);
934 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
936 printk(KERN_WARNING "hda_codec: "
937 "num_steps = 0 for NID=0x%x\n", nid);
940 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
941 uinfo->count = chs == 3 ? 2 : 1;
942 uinfo->value.integer.min = 0;
943 uinfo->value.integer.max = caps;
947 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
948 struct snd_ctl_elem_value *ucontrol)
950 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
951 hda_nid_t nid = get_amp_nid(kcontrol);
952 int chs = get_amp_channels(kcontrol);
953 int dir = get_amp_direction(kcontrol);
954 int idx = get_amp_index(kcontrol);
955 long *valp = ucontrol->value.integer.value;
958 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
961 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
966 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
967 struct snd_ctl_elem_value *ucontrol)
969 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
970 hda_nid_t nid = get_amp_nid(kcontrol);
971 int chs = get_amp_channels(kcontrol);
972 int dir = get_amp_direction(kcontrol);
973 int idx = get_amp_index(kcontrol);
974 long *valp = ucontrol->value.integer.value;
977 snd_hda_power_up(codec);
979 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
984 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
986 snd_hda_power_down(codec);
990 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
991 unsigned int size, unsigned int __user *_tlv)
993 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
994 hda_nid_t nid = get_amp_nid(kcontrol);
995 int dir = get_amp_direction(kcontrol);
996 u32 caps, val1, val2;
998 if (size < 4 * sizeof(unsigned int))
1000 caps = query_amp_caps(codec, nid, dir);
1001 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1002 val2 = (val2 + 1) * 25;
1003 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1004 val1 = ((int)val1) * ((int)val2);
1005 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1007 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1009 if (put_user(val1, _tlv + 2))
1011 if (put_user(val2, _tlv + 3))
1017 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1018 struct snd_ctl_elem_info *uinfo)
1020 int chs = get_amp_channels(kcontrol);
1022 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1023 uinfo->count = chs == 3 ? 2 : 1;
1024 uinfo->value.integer.min = 0;
1025 uinfo->value.integer.max = 1;
1029 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1030 struct snd_ctl_elem_value *ucontrol)
1032 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1033 hda_nid_t nid = get_amp_nid(kcontrol);
1034 int chs = get_amp_channels(kcontrol);
1035 int dir = get_amp_direction(kcontrol);
1036 int idx = get_amp_index(kcontrol);
1037 long *valp = ucontrol->value.integer.value;
1040 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
1041 HDA_AMP_MUTE) ? 0 : 1;
1043 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
1044 HDA_AMP_MUTE) ? 0 : 1;
1048 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1049 struct snd_ctl_elem_value *ucontrol)
1051 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1052 hda_nid_t nid = get_amp_nid(kcontrol);
1053 int chs = get_amp_channels(kcontrol);
1054 int dir = get_amp_direction(kcontrol);
1055 int idx = get_amp_index(kcontrol);
1056 long *valp = ucontrol->value.integer.value;
1059 snd_hda_power_up(codec);
1061 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1063 *valp ? 0 : HDA_AMP_MUTE);
1067 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1069 *valp ? 0 : HDA_AMP_MUTE);
1070 #ifdef CONFIG_SND_HDA_POWER_SAVE
1071 if (codec->patch_ops.check_power_status)
1072 codec->patch_ops.check_power_status(codec, nid);
1074 snd_hda_power_down(codec);
1079 * bound volume controls
1081 * bind multiple volumes (# indices, from 0)
1084 #define AMP_VAL_IDX_SHIFT 19
1085 #define AMP_VAL_IDX_MASK (0x0f<<19)
1087 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1088 struct snd_ctl_elem_value *ucontrol)
1090 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1094 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1095 pval = kcontrol->private_value;
1096 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1097 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1098 kcontrol->private_value = pval;
1099 mutex_unlock(&codec->spdif_mutex);
1103 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1104 struct snd_ctl_elem_value *ucontrol)
1106 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1108 int i, indices, err = 0, change = 0;
1110 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1111 pval = kcontrol->private_value;
1112 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1113 for (i = 0; i < indices; i++) {
1114 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1115 (i << AMP_VAL_IDX_SHIFT);
1116 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1121 kcontrol->private_value = pval;
1122 mutex_unlock(&codec->spdif_mutex);
1123 return err < 0 ? err : change;
1127 * generic bound volume/swtich controls
1129 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1130 struct snd_ctl_elem_info *uinfo)
1132 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1133 struct hda_bind_ctls *c;
1136 c = (struct hda_bind_ctls *)kcontrol->private_value;
1137 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1138 kcontrol->private_value = *c->values;
1139 err = c->ops->info(kcontrol, uinfo);
1140 kcontrol->private_value = (long)c;
1141 mutex_unlock(&codec->spdif_mutex);
1145 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1146 struct snd_ctl_elem_value *ucontrol)
1148 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1149 struct hda_bind_ctls *c;
1152 c = (struct hda_bind_ctls *)kcontrol->private_value;
1153 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1154 kcontrol->private_value = *c->values;
1155 err = c->ops->get(kcontrol, ucontrol);
1156 kcontrol->private_value = (long)c;
1157 mutex_unlock(&codec->spdif_mutex);
1161 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1162 struct snd_ctl_elem_value *ucontrol)
1164 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1165 struct hda_bind_ctls *c;
1166 unsigned long *vals;
1167 int err = 0, change = 0;
1169 c = (struct hda_bind_ctls *)kcontrol->private_value;
1170 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1171 for (vals = c->values; *vals; vals++) {
1172 kcontrol->private_value = *vals;
1173 err = c->ops->put(kcontrol, ucontrol);
1178 kcontrol->private_value = (long)c;
1179 mutex_unlock(&codec->spdif_mutex);
1180 return err < 0 ? err : change;
1183 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1184 unsigned int size, unsigned int __user *tlv)
1186 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1187 struct hda_bind_ctls *c;
1190 c = (struct hda_bind_ctls *)kcontrol->private_value;
1191 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1192 kcontrol->private_value = *c->values;
1193 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1194 kcontrol->private_value = (long)c;
1195 mutex_unlock(&codec->spdif_mutex);
1199 struct hda_ctl_ops snd_hda_bind_vol = {
1200 .info = snd_hda_mixer_amp_volume_info,
1201 .get = snd_hda_mixer_amp_volume_get,
1202 .put = snd_hda_mixer_amp_volume_put,
1203 .tlv = snd_hda_mixer_amp_tlv
1206 struct hda_ctl_ops snd_hda_bind_sw = {
1207 .info = snd_hda_mixer_amp_switch_info,
1208 .get = snd_hda_mixer_amp_switch_get,
1209 .put = snd_hda_mixer_amp_switch_put,
1210 .tlv = snd_hda_mixer_amp_tlv
1214 * SPDIF out controls
1217 static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1218 struct snd_ctl_elem_info *uinfo)
1220 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1225 static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1226 struct snd_ctl_elem_value *ucontrol)
1228 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1229 IEC958_AES0_NONAUDIO |
1230 IEC958_AES0_CON_EMPHASIS_5015 |
1231 IEC958_AES0_CON_NOT_COPYRIGHT;
1232 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1233 IEC958_AES1_CON_ORIGINAL;
1237 static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1238 struct snd_ctl_elem_value *ucontrol)
1240 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1241 IEC958_AES0_NONAUDIO |
1242 IEC958_AES0_PRO_EMPHASIS_5015;
1246 static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1247 struct snd_ctl_elem_value *ucontrol)
1249 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1251 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1252 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1253 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1254 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1259 /* convert from SPDIF status bits to HDA SPDIF bits
1260 * bit 0 (DigEn) is always set zero (to be filled later)
1262 static unsigned short convert_from_spdif_status(unsigned int sbits)
1264 unsigned short val = 0;
1266 if (sbits & IEC958_AES0_PROFESSIONAL)
1267 val |= AC_DIG1_PROFESSIONAL;
1268 if (sbits & IEC958_AES0_NONAUDIO)
1269 val |= AC_DIG1_NONAUDIO;
1270 if (sbits & IEC958_AES0_PROFESSIONAL) {
1271 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1272 IEC958_AES0_PRO_EMPHASIS_5015)
1273 val |= AC_DIG1_EMPHASIS;
1275 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1276 IEC958_AES0_CON_EMPHASIS_5015)
1277 val |= AC_DIG1_EMPHASIS;
1278 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1279 val |= AC_DIG1_COPYRIGHT;
1280 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
1281 val |= AC_DIG1_LEVEL;
1282 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1287 /* convert to SPDIF status bits from HDA SPDIF bits
1289 static unsigned int convert_to_spdif_status(unsigned short val)
1291 unsigned int sbits = 0;
1293 if (val & AC_DIG1_NONAUDIO)
1294 sbits |= IEC958_AES0_NONAUDIO;
1295 if (val & AC_DIG1_PROFESSIONAL)
1296 sbits |= IEC958_AES0_PROFESSIONAL;
1297 if (sbits & IEC958_AES0_PROFESSIONAL) {
1298 if (sbits & AC_DIG1_EMPHASIS)
1299 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1301 if (val & AC_DIG1_EMPHASIS)
1302 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
1303 if (!(val & AC_DIG1_COPYRIGHT))
1304 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
1305 if (val & AC_DIG1_LEVEL)
1306 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1307 sbits |= val & (0x7f << 8);
1312 static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1313 struct snd_ctl_elem_value *ucontrol)
1315 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1316 hda_nid_t nid = kcontrol->private_value;
1320 mutex_lock(&codec->spdif_mutex);
1321 codec->spdif_status = ucontrol->value.iec958.status[0] |
1322 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1323 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1324 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1325 val = convert_from_spdif_status(codec->spdif_status);
1326 val |= codec->spdif_ctls & 1;
1327 change = codec->spdif_ctls != val;
1328 codec->spdif_ctls = val;
1331 snd_hda_codec_write_cache(codec, nid, 0,
1332 AC_VERB_SET_DIGI_CONVERT_1,
1334 snd_hda_codec_write_cache(codec, nid, 0,
1335 AC_VERB_SET_DIGI_CONVERT_2,
1339 mutex_unlock(&codec->spdif_mutex);
1343 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1345 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1346 struct snd_ctl_elem_value *ucontrol)
1348 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1350 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1354 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1355 struct snd_ctl_elem_value *ucontrol)
1357 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1358 hda_nid_t nid = kcontrol->private_value;
1362 mutex_lock(&codec->spdif_mutex);
1363 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1364 if (ucontrol->value.integer.value[0])
1365 val |= AC_DIG1_ENABLE;
1366 change = codec->spdif_ctls != val;
1368 codec->spdif_ctls = val;
1369 snd_hda_codec_write_cache(codec, nid, 0,
1370 AC_VERB_SET_DIGI_CONVERT_1,
1372 /* unmute amp switch (if any) */
1373 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1374 (val & AC_DIG1_ENABLE))
1375 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1378 mutex_unlock(&codec->spdif_mutex);
1382 static struct snd_kcontrol_new dig_mixes[] = {
1384 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1385 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1386 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1387 .info = snd_hda_spdif_mask_info,
1388 .get = snd_hda_spdif_cmask_get,
1391 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1392 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1393 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1394 .info = snd_hda_spdif_mask_info,
1395 .get = snd_hda_spdif_pmask_get,
1398 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1399 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1400 .info = snd_hda_spdif_mask_info,
1401 .get = snd_hda_spdif_default_get,
1402 .put = snd_hda_spdif_default_put,
1405 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1406 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1407 .info = snd_hda_spdif_out_switch_info,
1408 .get = snd_hda_spdif_out_switch_get,
1409 .put = snd_hda_spdif_out_switch_put,
1415 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1416 * @codec: the HDA codec
1417 * @nid: audio out widget NID
1419 * Creates controls related with the SPDIF output.
1420 * Called from each patch supporting the SPDIF out.
1422 * Returns 0 if successful, or a negative error code.
1424 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1427 struct snd_kcontrol *kctl;
1428 struct snd_kcontrol_new *dig_mix;
1430 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1431 kctl = snd_ctl_new1(dig_mix, codec);
1432 kctl->private_value = nid;
1433 err = snd_ctl_add(codec->bus->card, kctl);
1438 snd_hda_codec_read(codec, nid, 0,
1439 AC_VERB_GET_DIGI_CONVERT_1, 0);
1440 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1448 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1450 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1451 struct snd_ctl_elem_value *ucontrol)
1453 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1455 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1459 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1460 struct snd_ctl_elem_value *ucontrol)
1462 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1463 hda_nid_t nid = kcontrol->private_value;
1464 unsigned int val = !!ucontrol->value.integer.value[0];
1467 mutex_lock(&codec->spdif_mutex);
1468 change = codec->spdif_in_enable != val;
1470 codec->spdif_in_enable = val;
1471 snd_hda_codec_write_cache(codec, nid, 0,
1472 AC_VERB_SET_DIGI_CONVERT_1, val);
1474 mutex_unlock(&codec->spdif_mutex);
1478 static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1479 struct snd_ctl_elem_value *ucontrol)
1481 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1482 hda_nid_t nid = kcontrol->private_value;
1486 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1487 sbits = convert_to_spdif_status(val);
1488 ucontrol->value.iec958.status[0] = sbits;
1489 ucontrol->value.iec958.status[1] = sbits >> 8;
1490 ucontrol->value.iec958.status[2] = sbits >> 16;
1491 ucontrol->value.iec958.status[3] = sbits >> 24;
1495 static struct snd_kcontrol_new dig_in_ctls[] = {
1497 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1498 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1499 .info = snd_hda_spdif_in_switch_info,
1500 .get = snd_hda_spdif_in_switch_get,
1501 .put = snd_hda_spdif_in_switch_put,
1504 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1505 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1506 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1507 .info = snd_hda_spdif_mask_info,
1508 .get = snd_hda_spdif_in_status_get,
1514 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1515 * @codec: the HDA codec
1516 * @nid: audio in widget NID
1518 * Creates controls related with the SPDIF input.
1519 * Called from each patch supporting the SPDIF in.
1521 * Returns 0 if successful, or a negative error code.
1523 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1526 struct snd_kcontrol *kctl;
1527 struct snd_kcontrol_new *dig_mix;
1529 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1530 kctl = snd_ctl_new1(dig_mix, codec);
1531 kctl->private_value = nid;
1532 err = snd_ctl_add(codec->bus->card, kctl);
1536 codec->spdif_in_enable =
1537 snd_hda_codec_read(codec, nid, 0,
1538 AC_VERB_GET_DIGI_CONVERT_1, 0) &
1543 #ifdef SND_HDA_NEEDS_RESUME
1548 /* build a 32bit cache key with the widget id and the command parameter */
1549 #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1550 #define get_cmd_cache_nid(key) ((key) & 0xff)
1551 #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1554 * snd_hda_codec_write_cache - send a single command with caching
1555 * @codec: the HDA codec
1556 * @nid: NID to send the command
1557 * @direct: direct flag
1558 * @verb: the verb to send
1559 * @parm: the parameter for the verb
1561 * Send a single command without waiting for response.
1563 * Returns 0 if successful, or a negative error code.
1565 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1566 int direct, unsigned int verb, unsigned int parm)
1569 snd_hda_power_up(codec);
1570 mutex_lock(&codec->bus->cmd_mutex);
1571 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1573 struct hda_cache_head *c;
1574 u32 key = build_cmd_cache_key(nid, verb);
1575 c = get_alloc_hash(&codec->cmd_cache, key);
1579 mutex_unlock(&codec->bus->cmd_mutex);
1580 snd_hda_power_down(codec);
1584 /* resume the all commands from the cache */
1585 void snd_hda_codec_resume_cache(struct hda_codec *codec)
1587 struct hda_cache_head *buffer = codec->cmd_cache.buffer;
1590 for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
1591 u32 key = buffer->key;
1594 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1595 get_cmd_cache_cmd(key), buffer->val);
1600 * snd_hda_sequence_write_cache - sequence writes with caching
1601 * @codec: the HDA codec
1602 * @seq: VERB array to send
1604 * Send the commands sequentially from the given array.
1605 * Thte commands are recorded on cache for power-save and resume.
1606 * The array must be terminated with NID=0.
1608 void snd_hda_sequence_write_cache(struct hda_codec *codec,
1609 const struct hda_verb *seq)
1611 for (; seq->nid; seq++)
1612 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1615 #endif /* SND_HDA_NEEDS_RESUME */
1618 * set power state of the codec
1620 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1621 unsigned int power_state)
1626 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1629 nid = codec->start_nid;
1630 for (i = 0; i < codec->num_nodes; i++, nid++) {
1631 unsigned int wcaps = get_wcaps(codec, nid);
1632 if (wcaps & AC_WCAP_POWER) {
1633 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1635 if (wid_type == AC_WID_PIN) {
1636 unsigned int pincap;
1638 * don't power down the widget if it controls
1639 * eapd and EAPD_BTLENABLE is set.
1641 pincap = snd_hda_param_read(codec, nid,
1643 if (pincap & AC_PINCAP_EAPD) {
1644 int eapd = snd_hda_codec_read(codec,
1646 AC_VERB_GET_EAPD_BTLENABLE, 0);
1648 if (power_state == AC_PWRST_D3 && eapd)
1652 snd_hda_codec_write(codec, nid, 0,
1653 AC_VERB_SET_POWER_STATE,
1658 if (power_state == AC_PWRST_D0) {
1659 unsigned long end_time;
1662 /* wait until the codec reachs to D0 */
1663 end_time = jiffies + msecs_to_jiffies(500);
1665 state = snd_hda_codec_read(codec, fg, 0,
1666 AC_VERB_GET_POWER_STATE, 0);
1667 if (state == power_state)
1670 } while (time_after_eq(end_time, jiffies));
1674 #ifdef SND_HDA_NEEDS_RESUME
1676 * call suspend and power-down; used both from PM and power-save
1678 static void hda_call_codec_suspend(struct hda_codec *codec)
1680 if (codec->patch_ops.suspend)
1681 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1682 hda_set_power_state(codec,
1683 codec->afg ? codec->afg : codec->mfg,
1685 #ifdef CONFIG_SND_HDA_POWER_SAVE
1686 cancel_delayed_work(&codec->power_work);
1687 codec->power_on = 0;
1688 codec->power_transition = 0;
1693 * kick up codec; used both from PM and power-save
1695 static void hda_call_codec_resume(struct hda_codec *codec)
1697 hda_set_power_state(codec,
1698 codec->afg ? codec->afg : codec->mfg,
1700 if (codec->patch_ops.resume)
1701 codec->patch_ops.resume(codec);
1703 if (codec->patch_ops.init)
1704 codec->patch_ops.init(codec);
1705 snd_hda_codec_resume_amp(codec);
1706 snd_hda_codec_resume_cache(codec);
1709 #endif /* SND_HDA_NEEDS_RESUME */
1713 * snd_hda_build_controls - build mixer controls
1716 * Creates mixer controls for each codec included in the bus.
1718 * Returns 0 if successful, otherwise a negative error code.
1720 int __devinit snd_hda_build_controls(struct hda_bus *bus)
1722 struct hda_codec *codec;
1724 list_for_each_entry(codec, &bus->codec_list, list) {
1726 /* fake as if already powered-on */
1727 hda_keep_power_on(codec);
1729 hda_set_power_state(codec,
1730 codec->afg ? codec->afg : codec->mfg,
1732 /* continue to initialize... */
1733 if (codec->patch_ops.init)
1734 err = codec->patch_ops.init(codec);
1735 if (!err && codec->patch_ops.build_controls)
1736 err = codec->patch_ops.build_controls(codec);
1737 snd_hda_power_down(codec);
1748 struct hda_rate_tbl {
1750 unsigned int alsa_bits;
1751 unsigned int hda_fmt;
1754 static struct hda_rate_tbl rate_bits[] = {
1755 /* rate in Hz, ALSA rate bitmask, HDA format value */
1757 /* autodetected value used in snd_hda_query_supported_pcm */
1758 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1759 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1760 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1761 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1762 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1763 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1764 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1765 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1766 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1767 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1768 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
1769 #define AC_PAR_PCM_RATE_BITS 11
1770 /* up to bits 10, 384kHZ isn't supported properly */
1772 /* not autodetected value */
1773 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
1775 { 0 } /* terminator */
1779 * snd_hda_calc_stream_format - calculate format bitset
1780 * @rate: the sample rate
1781 * @channels: the number of channels
1782 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1783 * @maxbps: the max. bps
1785 * Calculate the format bitset from the given rate, channels and th PCM format.
1787 * Return zero if invalid.
1789 unsigned int snd_hda_calc_stream_format(unsigned int rate,
1790 unsigned int channels,
1791 unsigned int format,
1792 unsigned int maxbps)
1795 unsigned int val = 0;
1797 for (i = 0; rate_bits[i].hz; i++)
1798 if (rate_bits[i].hz == rate) {
1799 val = rate_bits[i].hda_fmt;
1802 if (!rate_bits[i].hz) {
1803 snd_printdd("invalid rate %d\n", rate);
1807 if (channels == 0 || channels > 8) {
1808 snd_printdd("invalid channels %d\n", channels);
1811 val |= channels - 1;
1813 switch (snd_pcm_format_width(format)) {
1814 case 8: val |= 0x00; break;
1815 case 16: val |= 0x10; break;
1821 else if (maxbps >= 24)
1827 snd_printdd("invalid format width %d\n",
1828 snd_pcm_format_width(format));
1836 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1837 * @codec: the HDA codec
1838 * @nid: NID to query
1839 * @ratesp: the pointer to store the detected rate bitflags
1840 * @formatsp: the pointer to store the detected formats
1841 * @bpsp: the pointer to store the detected format widths
1843 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1844 * or @bsps argument is ignored.
1846 * Returns 0 if successful, otherwise a negative error code.
1848 int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
1849 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
1852 unsigned int val, streams;
1855 if (nid != codec->afg &&
1856 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1857 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
1862 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
1866 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
1868 rates |= rate_bits[i].alsa_bits;
1873 if (formatsp || bpsp) {
1878 wcaps = get_wcaps(codec, nid);
1879 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
1883 streams = snd_hda_param_read(codec, codec->afg,
1890 if (streams & AC_SUPFMT_PCM) {
1891 if (val & AC_SUPPCM_BITS_8) {
1892 formats |= SNDRV_PCM_FMTBIT_U8;
1895 if (val & AC_SUPPCM_BITS_16) {
1896 formats |= SNDRV_PCM_FMTBIT_S16_LE;
1899 if (wcaps & AC_WCAP_DIGITAL) {
1900 if (val & AC_SUPPCM_BITS_32)
1901 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
1902 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
1903 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1904 if (val & AC_SUPPCM_BITS_24)
1906 else if (val & AC_SUPPCM_BITS_20)
1908 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
1909 AC_SUPPCM_BITS_32)) {
1910 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1911 if (val & AC_SUPPCM_BITS_32)
1913 else if (val & AC_SUPPCM_BITS_24)
1915 else if (val & AC_SUPPCM_BITS_20)
1919 else if (streams == AC_SUPFMT_FLOAT32) {
1920 /* should be exclusive */
1921 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
1923 } else if (streams == AC_SUPFMT_AC3) {
1924 /* should be exclusive */
1925 /* temporary hack: we have still no proper support
1926 * for the direct AC3 stream...
1928 formats |= SNDRV_PCM_FMTBIT_U8;
1932 *formatsp = formats;
1941 * snd_hda_is_supported_format - check whether the given node supports
1944 * Returns 1 if supported, 0 if not.
1946 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
1947 unsigned int format)
1950 unsigned int val = 0, rate, stream;
1952 if (nid != codec->afg &&
1953 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1954 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
1959 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
1964 rate = format & 0xff00;
1965 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
1966 if (rate_bits[i].hda_fmt == rate) {
1971 if (i >= AC_PAR_PCM_RATE_BITS)
1974 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
1977 if (!stream && nid != codec->afg)
1978 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
1979 if (!stream || stream == -1)
1982 if (stream & AC_SUPFMT_PCM) {
1983 switch (format & 0xf0) {
1985 if (!(val & AC_SUPPCM_BITS_8))
1989 if (!(val & AC_SUPPCM_BITS_16))
1993 if (!(val & AC_SUPPCM_BITS_20))
1997 if (!(val & AC_SUPPCM_BITS_24))
2001 if (!(val & AC_SUPPCM_BITS_32))
2008 /* FIXME: check for float32 and AC3? */
2017 static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2018 struct hda_codec *codec,
2019 struct snd_pcm_substream *substream)
2024 static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2025 struct hda_codec *codec,
2026 unsigned int stream_tag,
2027 unsigned int format,
2028 struct snd_pcm_substream *substream)
2030 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2034 static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2035 struct hda_codec *codec,
2036 struct snd_pcm_substream *substream)
2038 snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
2042 static int __devinit set_pcm_default_values(struct hda_codec *codec,
2043 struct hda_pcm_stream *info)
2045 /* query support PCM information from the given NID */
2046 if (info->nid && (!info->rates || !info->formats)) {
2047 snd_hda_query_supported_pcm(codec, info->nid,
2048 info->rates ? NULL : &info->rates,
2049 info->formats ? NULL : &info->formats,
2050 info->maxbps ? NULL : &info->maxbps);
2052 if (info->ops.open == NULL)
2053 info->ops.open = hda_pcm_default_open_close;
2054 if (info->ops.close == NULL)
2055 info->ops.close = hda_pcm_default_open_close;
2056 if (info->ops.prepare == NULL) {
2057 snd_assert(info->nid, return -EINVAL);
2058 info->ops.prepare = hda_pcm_default_prepare;
2060 if (info->ops.cleanup == NULL) {
2061 snd_assert(info->nid, return -EINVAL);
2062 info->ops.cleanup = hda_pcm_default_cleanup;
2068 * snd_hda_build_pcms - build PCM information
2071 * Create PCM information for each codec included in the bus.
2073 * The build_pcms codec patch is requested to set up codec->num_pcms and
2074 * codec->pcm_info properly. The array is referred by the top-level driver
2075 * to create its PCM instances.
2076 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2079 * At least, substreams, channels_min and channels_max must be filled for
2080 * each stream. substreams = 0 indicates that the stream doesn't exist.
2081 * When rates and/or formats are zero, the supported values are queried
2082 * from the given nid. The nid is used also by the default ops.prepare
2083 * and ops.cleanup callbacks.
2085 * The driver needs to call ops.open in its open callback. Similarly,
2086 * ops.close is supposed to be called in the close callback.
2087 * ops.prepare should be called in the prepare or hw_params callback
2088 * with the proper parameters for set up.
2089 * ops.cleanup should be called in hw_free for clean up of streams.
2091 * This function returns 0 if successfull, or a negative error code.
2093 int __devinit snd_hda_build_pcms(struct hda_bus *bus)
2095 struct hda_codec *codec;
2097 list_for_each_entry(codec, &bus->codec_list, list) {
2098 unsigned int pcm, s;
2100 if (!codec->patch_ops.build_pcms)
2102 err = codec->patch_ops.build_pcms(codec);
2105 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2106 for (s = 0; s < 2; s++) {
2107 struct hda_pcm_stream *info;
2108 info = &codec->pcm_info[pcm].stream[s];
2109 if (!info->substreams)
2111 err = set_pcm_default_values(codec, info);
2121 * snd_hda_check_board_config - compare the current codec with the config table
2122 * @codec: the HDA codec
2123 * @num_configs: number of config enums
2124 * @models: array of model name strings
2125 * @tbl: configuration table, terminated by null entries
2127 * Compares the modelname or PCI subsystem id of the current codec with the
2128 * given configuration table. If a matching entry is found, returns its
2129 * config value (supposed to be 0 or positive).
2131 * If no entries are matching, the function returns a negative value.
2133 int snd_hda_check_board_config(struct hda_codec *codec,
2134 int num_configs, const char **models,
2135 const struct snd_pci_quirk *tbl)
2137 if (codec->bus->modelname && models) {
2139 for (i = 0; i < num_configs; i++) {
2141 !strcmp(codec->bus->modelname, models[i])) {
2142 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2143 "selected\n", models[i]);
2149 if (!codec->bus->pci || !tbl)
2152 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2155 if (tbl->value >= 0 && tbl->value < num_configs) {
2156 #ifdef CONFIG_SND_DEBUG_DETECT
2158 const char *model = NULL;
2160 model = models[tbl->value];
2162 sprintf(tmp, "#%d", tbl->value);
2165 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2166 "for config %x:%x (%s)\n",
2167 model, tbl->subvendor, tbl->subdevice,
2168 (tbl->name ? tbl->name : "Unknown device"));
2176 * snd_hda_add_new_ctls - create controls from the array
2177 * @codec: the HDA codec
2178 * @knew: the array of struct snd_kcontrol_new
2180 * This helper function creates and add new controls in the given array.
2181 * The array must be terminated with an empty entry as terminator.
2183 * Returns 0 if successful, or a negative error code.
2185 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
2189 for (; knew->name; knew++) {
2190 struct snd_kcontrol *kctl;
2191 kctl = snd_ctl_new1(knew, codec);
2194 err = snd_ctl_add(codec->bus->card, kctl);
2198 kctl = snd_ctl_new1(knew, codec);
2201 kctl->id.device = codec->addr;
2202 err = snd_ctl_add(codec->bus->card, kctl);
2210 #ifdef CONFIG_SND_HDA_POWER_SAVE
2211 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2212 unsigned int power_state);
2214 static void hda_power_work(struct work_struct *work)
2216 struct hda_codec *codec =
2217 container_of(work, struct hda_codec, power_work.work);
2219 if (!codec->power_on || codec->power_count) {
2220 codec->power_transition = 0;
2224 hda_call_codec_suspend(codec);
2225 if (codec->bus->ops.pm_notify)
2226 codec->bus->ops.pm_notify(codec);
2229 static void hda_keep_power_on(struct hda_codec *codec)
2231 codec->power_count++;
2232 codec->power_on = 1;
2235 void snd_hda_power_up(struct hda_codec *codec)
2237 codec->power_count++;
2238 if (codec->power_on || codec->power_transition)
2241 codec->power_on = 1;
2242 if (codec->bus->ops.pm_notify)
2243 codec->bus->ops.pm_notify(codec);
2244 hda_call_codec_resume(codec);
2245 cancel_delayed_work(&codec->power_work);
2246 codec->power_transition = 0;
2249 void snd_hda_power_down(struct hda_codec *codec)
2251 --codec->power_count;
2252 if (!codec->power_on || codec->power_count || codec->power_transition)
2255 codec->power_transition = 1; /* avoid reentrance */
2256 schedule_delayed_work(&codec->power_work,
2257 msecs_to_jiffies(power_save * 1000));
2261 int snd_hda_check_amp_list_power(struct hda_codec *codec,
2262 struct hda_loopback_check *check,
2265 struct hda_amp_list *p;
2268 if (!check->amplist)
2270 for (p = check->amplist; p->nid; p++) {
2275 return 0; /* nothing changed */
2277 for (p = check->amplist; p->nid; p++) {
2278 for (ch = 0; ch < 2; ch++) {
2279 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2281 if (!(v & HDA_AMP_MUTE) && v > 0) {
2282 if (!check->power_on) {
2283 check->power_on = 1;
2284 snd_hda_power_up(codec);
2290 if (check->power_on) {
2291 check->power_on = 0;
2292 snd_hda_power_down(codec);
2299 * Channel mode helper
2301 int snd_hda_ch_mode_info(struct hda_codec *codec,
2302 struct snd_ctl_elem_info *uinfo,
2303 const struct hda_channel_mode *chmode,
2306 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2308 uinfo->value.enumerated.items = num_chmodes;
2309 if (uinfo->value.enumerated.item >= num_chmodes)
2310 uinfo->value.enumerated.item = num_chmodes - 1;
2311 sprintf(uinfo->value.enumerated.name, "%dch",
2312 chmode[uinfo->value.enumerated.item].channels);
2316 int snd_hda_ch_mode_get(struct hda_codec *codec,
2317 struct snd_ctl_elem_value *ucontrol,
2318 const struct hda_channel_mode *chmode,
2324 for (i = 0; i < num_chmodes; i++) {
2325 if (max_channels == chmode[i].channels) {
2326 ucontrol->value.enumerated.item[0] = i;
2333 int snd_hda_ch_mode_put(struct hda_codec *codec,
2334 struct snd_ctl_elem_value *ucontrol,
2335 const struct hda_channel_mode *chmode,
2341 mode = ucontrol->value.enumerated.item[0];
2342 if (mode >= num_chmodes)
2344 if (*max_channelsp == chmode[mode].channels)
2346 /* change the current channel setting */
2347 *max_channelsp = chmode[mode].channels;
2348 if (chmode[mode].sequence)
2349 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
2356 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2357 struct snd_ctl_elem_info *uinfo)
2361 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2363 uinfo->value.enumerated.items = imux->num_items;
2364 if (!imux->num_items)
2366 index = uinfo->value.enumerated.item;
2367 if (index >= imux->num_items)
2368 index = imux->num_items - 1;
2369 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2373 int snd_hda_input_mux_put(struct hda_codec *codec,
2374 const struct hda_input_mux *imux,
2375 struct snd_ctl_elem_value *ucontrol,
2377 unsigned int *cur_val)
2381 if (!imux->num_items)
2383 idx = ucontrol->value.enumerated.item[0];
2384 if (idx >= imux->num_items)
2385 idx = imux->num_items - 1;
2386 if (*cur_val == idx)
2388 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2389 imux->items[idx].index);
2396 * Multi-channel / digital-out PCM helper functions
2399 /* setup SPDIF output stream */
2400 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2401 unsigned int stream_tag, unsigned int format)
2403 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2404 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2405 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2406 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
2407 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2408 /* turn on again (if needed) */
2409 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2410 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2411 codec->spdif_ctls & 0xff);
2415 * open the digital out in the exclusive mode
2417 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2418 struct hda_multi_out *mout)
2420 mutex_lock(&codec->spdif_mutex);
2421 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2422 /* already opened as analog dup; reset it once */
2423 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2424 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
2425 mutex_unlock(&codec->spdif_mutex);
2429 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2430 struct hda_multi_out *mout,
2431 unsigned int stream_tag,
2432 unsigned int format,
2433 struct snd_pcm_substream *substream)
2435 mutex_lock(&codec->spdif_mutex);
2436 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2437 mutex_unlock(&codec->spdif_mutex);
2442 * release the digital out
2444 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2445 struct hda_multi_out *mout)
2447 mutex_lock(&codec->spdif_mutex);
2448 mout->dig_out_used = 0;
2449 mutex_unlock(&codec->spdif_mutex);
2454 * set up more restrictions for analog out
2456 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2457 struct hda_multi_out *mout,
2458 struct snd_pcm_substream *substream)
2460 substream->runtime->hw.channels_max = mout->max_channels;
2461 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2462 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2466 * set up the i/o for analog out
2467 * when the digital out is available, copy the front out to digital out, too.
2469 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2470 struct hda_multi_out *mout,
2471 unsigned int stream_tag,
2472 unsigned int format,
2473 struct snd_pcm_substream *substream)
2475 hda_nid_t *nids = mout->dac_nids;
2476 int chs = substream->runtime->channels;
2479 mutex_lock(&codec->spdif_mutex);
2480 if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2482 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2484 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
2485 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
2486 setup_dig_out_stream(codec, mout->dig_out_nid,
2487 stream_tag, format);
2489 mout->dig_out_used = 0;
2490 snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
2494 mutex_unlock(&codec->spdif_mutex);
2497 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2499 if (!mout->no_share_stream &&
2500 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
2501 /* headphone out will just decode front left/right (stereo) */
2502 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2504 /* extra outputs copied from front */
2505 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2506 if (!mout->no_share_stream && mout->extra_out_nid[i])
2507 snd_hda_codec_setup_stream(codec,
2508 mout->extra_out_nid[i],
2509 stream_tag, 0, format);
2512 for (i = 1; i < mout->num_dacs; i++) {
2513 if (chs >= (i + 1) * 2) /* independent out */
2514 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2516 else if (!mout->no_share_stream) /* copy front */
2517 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2524 * clean up the setting for analog out
2526 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2527 struct hda_multi_out *mout)
2529 hda_nid_t *nids = mout->dac_nids;
2532 for (i = 0; i < mout->num_dacs; i++)
2533 snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
2535 snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
2536 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2537 if (mout->extra_out_nid[i])
2538 snd_hda_codec_setup_stream(codec,
2539 mout->extra_out_nid[i],
2541 mutex_lock(&codec->spdif_mutex);
2542 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2543 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2544 mout->dig_out_used = 0;
2546 mutex_unlock(&codec->spdif_mutex);
2551 * Helper for automatic ping configuration
2554 static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
2556 for (; *list; list++)
2564 * Sort an associated group of pins according to their sequence numbers.
2566 static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2573 for (i = 0; i < num_pins; i++) {
2574 for (j = i + 1; j < num_pins; j++) {
2575 if (sequences[i] > sequences[j]) {
2577 sequences[i] = sequences[j];
2589 * Parse all pin widgets and store the useful pin nids to cfg
2591 * The number of line-outs or any primary output is stored in line_outs,
2592 * and the corresponding output pins are assigned to line_out_pins[],
2593 * in the order of front, rear, CLFE, side, ...
2595 * If more extra outputs (speaker and headphone) are found, the pins are
2596 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2597 * is detected, one of speaker of HP pins is assigned as the primary
2598 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2599 * if any analog output exists.
2601 * The analog input pins are assigned to input_pins array.
2602 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2605 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2606 struct auto_pin_cfg *cfg,
2607 hda_nid_t *ignore_nids)
2609 hda_nid_t nid, nid_start;
2611 short seq, assoc_line_out, assoc_speaker;
2612 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2613 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
2614 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
2616 memset(cfg, 0, sizeof(*cfg));
2618 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2619 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2620 memset(sequences_hp, 0, sizeof(sequences_hp));
2621 assoc_line_out = assoc_speaker = 0;
2623 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
2624 for (nid = nid_start; nid < nodes + nid_start; nid++) {
2625 unsigned int wid_caps = get_wcaps(codec, nid);
2626 unsigned int wid_type =
2627 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
2628 unsigned int def_conf;
2631 /* read all default configuration for pin complex */
2632 if (wid_type != AC_WID_PIN)
2634 /* ignore the given nids (e.g. pc-beep returns error) */
2635 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2638 def_conf = snd_hda_codec_read(codec, nid, 0,
2639 AC_VERB_GET_CONFIG_DEFAULT, 0);
2640 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2642 loc = get_defcfg_location(def_conf);
2643 switch (get_defcfg_device(def_conf)) {
2644 case AC_JACK_LINE_OUT:
2645 seq = get_defcfg_sequence(def_conf);
2646 assoc = get_defcfg_association(def_conf);
2649 if (!assoc_line_out)
2650 assoc_line_out = assoc;
2651 else if (assoc_line_out != assoc)
2653 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2655 cfg->line_out_pins[cfg->line_outs] = nid;
2656 sequences_line_out[cfg->line_outs] = seq;
2659 case AC_JACK_SPEAKER:
2660 seq = get_defcfg_sequence(def_conf);
2661 assoc = get_defcfg_association(def_conf);
2664 if (! assoc_speaker)
2665 assoc_speaker = assoc;
2666 else if (assoc_speaker != assoc)
2668 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2670 cfg->speaker_pins[cfg->speaker_outs] = nid;
2671 sequences_speaker[cfg->speaker_outs] = seq;
2672 cfg->speaker_outs++;
2674 case AC_JACK_HP_OUT:
2675 seq = get_defcfg_sequence(def_conf);
2676 assoc = get_defcfg_association(def_conf);
2677 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2679 cfg->hp_pins[cfg->hp_outs] = nid;
2680 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
2683 case AC_JACK_MIC_IN: {
2685 if (loc == AC_JACK_LOC_FRONT) {
2686 preferred = AUTO_PIN_FRONT_MIC;
2689 preferred = AUTO_PIN_MIC;
2690 alt = AUTO_PIN_FRONT_MIC;
2692 if (!cfg->input_pins[preferred])
2693 cfg->input_pins[preferred] = nid;
2694 else if (!cfg->input_pins[alt])
2695 cfg->input_pins[alt] = nid;
2698 case AC_JACK_LINE_IN:
2699 if (loc == AC_JACK_LOC_FRONT)
2700 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2702 cfg->input_pins[AUTO_PIN_LINE] = nid;
2705 cfg->input_pins[AUTO_PIN_CD] = nid;
2708 cfg->input_pins[AUTO_PIN_AUX] = nid;
2710 case AC_JACK_SPDIF_OUT:
2711 cfg->dig_out_pin = nid;
2713 case AC_JACK_SPDIF_IN:
2714 cfg->dig_in_pin = nid;
2719 /* sort by sequence */
2720 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
2722 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
2724 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
2727 /* if we have only one mic, make it AUTO_PIN_MIC */
2728 if (!cfg->input_pins[AUTO_PIN_MIC] &&
2729 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
2730 cfg->input_pins[AUTO_PIN_MIC] =
2731 cfg->input_pins[AUTO_PIN_FRONT_MIC];
2732 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
2734 /* ditto for line-in */
2735 if (!cfg->input_pins[AUTO_PIN_LINE] &&
2736 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
2737 cfg->input_pins[AUTO_PIN_LINE] =
2738 cfg->input_pins[AUTO_PIN_FRONT_LINE];
2739 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
2743 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2744 * as a primary output
2746 if (!cfg->line_outs) {
2747 if (cfg->speaker_outs) {
2748 cfg->line_outs = cfg->speaker_outs;
2749 memcpy(cfg->line_out_pins, cfg->speaker_pins,
2750 sizeof(cfg->speaker_pins));
2751 cfg->speaker_outs = 0;
2752 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
2753 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
2754 } else if (cfg->hp_outs) {
2755 cfg->line_outs = cfg->hp_outs;
2756 memcpy(cfg->line_out_pins, cfg->hp_pins,
2757 sizeof(cfg->hp_pins));
2759 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
2760 cfg->line_out_type = AUTO_PIN_HP_OUT;
2764 /* Reorder the surround channels
2765 * ALSA sequence is front/surr/clfe/side
2767 * 4-ch: front/surr => OK as it is
2768 * 6-ch: front/clfe/surr
2769 * 8-ch: front/clfe/rear/side|fc
2771 switch (cfg->line_outs) {
2774 nid = cfg->line_out_pins[1];
2775 cfg->line_out_pins[1] = cfg->line_out_pins[2];
2776 cfg->line_out_pins[2] = nid;
2781 * debug prints of the parsed results
2783 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2784 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
2785 cfg->line_out_pins[2], cfg->line_out_pins[3],
2786 cfg->line_out_pins[4]);
2787 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2788 cfg->speaker_outs, cfg->speaker_pins[0],
2789 cfg->speaker_pins[1], cfg->speaker_pins[2],
2790 cfg->speaker_pins[3], cfg->speaker_pins[4]);
2791 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2792 cfg->hp_outs, cfg->hp_pins[0],
2793 cfg->hp_pins[1], cfg->hp_pins[2],
2794 cfg->hp_pins[3], cfg->hp_pins[4]);
2795 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2796 " cd=0x%x, aux=0x%x\n",
2797 cfg->input_pins[AUTO_PIN_MIC],
2798 cfg->input_pins[AUTO_PIN_FRONT_MIC],
2799 cfg->input_pins[AUTO_PIN_LINE],
2800 cfg->input_pins[AUTO_PIN_FRONT_LINE],
2801 cfg->input_pins[AUTO_PIN_CD],
2802 cfg->input_pins[AUTO_PIN_AUX]);
2807 /* labels for input pins */
2808 const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
2809 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2819 * snd_hda_suspend - suspend the codecs
2821 * @state: suspsend state
2823 * Returns 0 if successful.
2825 int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
2827 struct hda_codec *codec;
2829 list_for_each_entry(codec, &bus->codec_list, list) {
2830 #ifdef CONFIG_SND_HDA_POWER_SAVE
2831 if (!codec->power_on)
2834 hda_call_codec_suspend(codec);
2840 * snd_hda_resume - resume the codecs
2842 * @state: resume state
2844 * Returns 0 if successful.
2846 * This fucntion is defined only when POWER_SAVE isn't set.
2847 * In the power-save mode, the codec is resumed dynamically.
2849 int snd_hda_resume(struct hda_bus *bus)
2851 struct hda_codec *codec;
2853 list_for_each_entry(codec, &bus->codec_list, list) {
2854 if (snd_hda_codec_needs_resume(codec))
2855 hda_call_codec_resume(codec);
2859 #ifdef CONFIG_SND_HDA_POWER_SAVE
2860 int snd_hda_codecs_inuse(struct hda_bus *bus)
2862 struct hda_codec *codec;
2864 list_for_each_entry(codec, &bus->codec_list, list) {
2865 if (snd_hda_codec_needs_resume(codec))