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>
34 #include "hda_patch.h" /* codec presets */
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[] = {
56 { 0x1057, "Motorola" },
57 { 0x1095, "Silicon Image" },
58 { 0x10ec, "Realtek" },
62 { 0x11d4, "Analog Devices" },
63 { 0x13f6, "C-Media" },
64 { 0x14f1, "Conexant" },
65 { 0x17e8, "Chrontel" },
67 { 0x434d, "C-Media" },
68 { 0x8384, "SigmaTel" },
72 static const struct hda_codec_preset *hda_preset_tables[] = {
73 #ifdef CONFIG_SND_HDA_CODEC_REALTEK
74 snd_hda_preset_realtek,
76 #ifdef CONFIG_SND_HDA_CODEC_CMEDIA
77 snd_hda_preset_cmedia,
79 #ifdef CONFIG_SND_HDA_CODEC_ANALOG
80 snd_hda_preset_analog,
82 #ifdef CONFIG_SND_HDA_CODEC_SIGMATEL
83 snd_hda_preset_sigmatel,
85 #ifdef CONFIG_SND_HDA_CODEC_SI3054
86 snd_hda_preset_si3054,
88 #ifdef CONFIG_SND_HDA_CODEC_ATIHDMI
89 snd_hda_preset_atihdmi,
91 #ifdef CONFIG_SND_HDA_CODEC_CONEXANT
92 snd_hda_preset_conexant,
94 #ifdef CONFIG_SND_HDA_CODEC_VIA
97 #ifdef CONFIG_SND_HDA_CODEC_NVHDMI
98 snd_hda_preset_nvhdmi,
103 #ifdef CONFIG_SND_HDA_POWER_SAVE
104 static void hda_power_work(struct work_struct *work);
105 static void hda_keep_power_on(struct hda_codec *codec);
107 static inline void hda_keep_power_on(struct hda_codec *codec) {}
111 * snd_hda_codec_read - send a command and get the response
112 * @codec: the HDA codec
113 * @nid: NID to send the command
114 * @direct: direct flag
115 * @verb: the verb to send
116 * @parm: the parameter for the verb
118 * Send a single command and read the corresponding response.
120 * Returns the obtained response value, or -1 for an error.
122 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
124 unsigned int verb, unsigned int parm)
127 snd_hda_power_up(codec);
128 mutex_lock(&codec->bus->cmd_mutex);
129 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
130 res = codec->bus->ops.get_response(codec);
132 res = (unsigned int)-1;
133 mutex_unlock(&codec->bus->cmd_mutex);
134 snd_hda_power_down(codec);
139 * snd_hda_codec_write - send a single command without waiting for response
140 * @codec: the HDA codec
141 * @nid: NID to send the command
142 * @direct: direct flag
143 * @verb: the verb to send
144 * @parm: the parameter for the verb
146 * Send a single command without waiting for response.
148 * Returns 0 if successful, or a negative error code.
150 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
151 unsigned int verb, unsigned int parm)
154 snd_hda_power_up(codec);
155 mutex_lock(&codec->bus->cmd_mutex);
156 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
157 mutex_unlock(&codec->bus->cmd_mutex);
158 snd_hda_power_down(codec);
163 * snd_hda_sequence_write - sequence writes
164 * @codec: the HDA codec
165 * @seq: VERB array to send
167 * Send the commands sequentially from the given array.
168 * The array must be terminated with NID=0.
170 void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
172 for (; seq->nid; seq++)
173 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
177 * snd_hda_get_sub_nodes - get the range of sub nodes
178 * @codec: the HDA codec
180 * @start_id: the pointer to store the start NID
182 * Parse the NID and store the start NID of its sub-nodes.
183 * Returns the number of sub-nodes.
185 int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
190 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
193 *start_id = (parm >> 16) & 0x7fff;
194 return (int)(parm & 0x7fff);
198 * snd_hda_get_connections - get connection list
199 * @codec: the HDA codec
201 * @conn_list: connection list array
202 * @max_conns: max. number of connections to store
204 * Parses the connection list of the given widget and stores the list
207 * Returns the number of connections, or a negative error code.
209 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
210 hda_nid_t *conn_list, int max_conns)
213 int i, conn_len, conns;
214 unsigned int shift, num_elems, mask;
217 if (snd_BUG_ON(!conn_list || max_conns <= 0))
220 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
221 if (parm & AC_CLIST_LONG) {
230 conn_len = parm & AC_CLIST_LENGTH;
231 mask = (1 << (shift-1)) - 1;
234 return 0; /* no connection */
237 /* single connection */
238 parm = snd_hda_codec_read(codec, nid, 0,
239 AC_VERB_GET_CONNECT_LIST, 0);
240 conn_list[0] = parm & mask;
244 /* multi connection */
247 for (i = 0; i < conn_len; i++) {
251 if (i % num_elems == 0)
252 parm = snd_hda_codec_read(codec, nid, 0,
253 AC_VERB_GET_CONNECT_LIST, i);
254 range_val = !!(parm & (1 << (shift-1))); /* ranges */
258 /* ranges between the previous and this one */
259 if (!prev_nid || prev_nid >= val) {
260 snd_printk(KERN_WARNING "hda_codec: "
261 "invalid dep_range_val %x:%x\n",
265 for (n = prev_nid + 1; n <= val; n++) {
266 if (conns >= max_conns) {
268 "Too many connections\n");
271 conn_list[conns++] = n;
274 if (conns >= max_conns) {
275 snd_printk(KERN_ERR "Too many connections\n");
278 conn_list[conns++] = val;
287 * snd_hda_queue_unsol_event - add an unsolicited event to queue
289 * @res: unsolicited event (lower 32bit of RIRB entry)
290 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
292 * Adds the given event to the queue. The events are processed in
293 * the workqueue asynchronously. Call this function in the interrupt
294 * hanlder when RIRB receives an unsolicited event.
296 * Returns 0 if successful, or a negative error code.
298 int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
300 struct hda_bus_unsolicited *unsol;
307 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
311 unsol->queue[wp] = res;
312 unsol->queue[wp + 1] = res_ex;
314 schedule_work(&unsol->work);
320 * process queued unsolicited events
322 static void process_unsol_events(struct work_struct *work)
324 struct hda_bus_unsolicited *unsol =
325 container_of(work, struct hda_bus_unsolicited, work);
326 struct hda_bus *bus = unsol->bus;
327 struct hda_codec *codec;
328 unsigned int rp, caddr, res;
330 while (unsol->rp != unsol->wp) {
331 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
334 res = unsol->queue[rp];
335 caddr = unsol->queue[rp + 1];
336 if (!(caddr & (1 << 4))) /* no unsolicited event? */
338 codec = bus->caddr_tbl[caddr & 0x0f];
339 if (codec && codec->patch_ops.unsol_event)
340 codec->patch_ops.unsol_event(codec, res);
345 * initialize unsolicited queue
347 static int __devinit init_unsol_queue(struct hda_bus *bus)
349 struct hda_bus_unsolicited *unsol;
351 if (bus->unsol) /* already initialized */
354 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
356 snd_printk(KERN_ERR "hda_codec: "
357 "can't allocate unsolicited queue\n");
360 INIT_WORK(&unsol->work, process_unsol_events);
369 static void snd_hda_codec_free(struct hda_codec *codec);
371 static int snd_hda_bus_free(struct hda_bus *bus)
373 struct hda_codec *codec, *n;
378 flush_scheduled_work();
381 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
382 snd_hda_codec_free(codec);
384 if (bus->ops.private_free)
385 bus->ops.private_free(bus);
390 static int snd_hda_bus_dev_free(struct snd_device *device)
392 struct hda_bus *bus = device->device_data;
393 return snd_hda_bus_free(bus);
397 * snd_hda_bus_new - create a HDA bus
398 * @card: the card entry
399 * @temp: the template for hda_bus information
400 * @busp: the pointer to store the created bus instance
402 * Returns 0 if successful, or a negative error code.
404 int __devinit snd_hda_bus_new(struct snd_card *card,
405 const struct hda_bus_template *temp,
406 struct hda_bus **busp)
410 static struct snd_device_ops dev_ops = {
411 .dev_free = snd_hda_bus_dev_free,
414 if (snd_BUG_ON(!temp))
416 if (snd_BUG_ON(!temp->ops.command || !temp->ops.get_response))
422 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
424 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
429 bus->private_data = temp->private_data;
430 bus->pci = temp->pci;
431 bus->modelname = temp->modelname;
432 bus->ops = temp->ops;
434 mutex_init(&bus->cmd_mutex);
435 INIT_LIST_HEAD(&bus->codec_list);
437 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
439 snd_hda_bus_free(bus);
447 #ifdef CONFIG_SND_HDA_GENERIC
448 #define is_generic_config(codec) \
449 (codec->modelname && !strcmp(codec->modelname, "generic"))
451 #define is_generic_config(codec) 0
455 * find a matching codec preset
457 static const struct hda_codec_preset __devinit *
458 find_codec_preset(struct hda_codec *codec)
460 const struct hda_codec_preset **tbl, *preset;
462 if (is_generic_config(codec))
463 return NULL; /* use the generic parser */
465 for (tbl = hda_preset_tables; *tbl; tbl++) {
466 for (preset = *tbl; preset->id; preset++) {
467 u32 mask = preset->mask;
468 if (preset->afg && preset->afg != codec->afg)
470 if (preset->mfg && preset->mfg != codec->mfg)
474 if (preset->id == (codec->vendor_id & mask) &&
476 preset->rev == codec->revision_id))
484 * get_codec_name - store the codec name
486 static int get_codec_name(struct hda_codec *codec)
488 const struct hda_vendor_id *c;
489 const char *vendor = NULL;
490 u16 vendor_id = codec->vendor_id >> 16;
491 char tmp[16], name[32];
493 for (c = hda_vendor_ids; c->id; c++) {
494 if (c->id == vendor_id) {
500 sprintf(tmp, "Generic %04x", vendor_id);
503 if (codec->preset && codec->preset->name)
504 snprintf(name, sizeof(name), "%s %s", vendor,
505 codec->preset->name);
507 snprintf(name, sizeof(name), "%s ID %x", vendor,
508 codec->vendor_id & 0xffff);
509 codec->name = kstrdup(name, GFP_KERNEL);
516 * look for an AFG and MFG nodes
518 static void __devinit setup_fg_nodes(struct hda_codec *codec)
523 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
524 for (i = 0; i < total_nodes; i++, nid++) {
526 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
527 switch (func & 0xff) {
528 case AC_GRP_AUDIO_FUNCTION:
531 case AC_GRP_MODEM_FUNCTION:
541 * read widget caps for each widget and store in cache
543 static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
548 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
550 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
553 nid = codec->start_nid;
554 for (i = 0; i < codec->num_nodes; i++, nid++)
555 codec->wcaps[i] = snd_hda_param_read(codec, nid,
556 AC_PAR_AUDIO_WIDGET_CAP);
561 static void init_hda_cache(struct hda_cache_rec *cache,
562 unsigned int record_size);
563 static void free_hda_cache(struct hda_cache_rec *cache);
568 static void snd_hda_codec_free(struct hda_codec *codec)
572 #ifdef CONFIG_SND_HDA_POWER_SAVE
573 cancel_delayed_work(&codec->power_work);
574 flush_scheduled_work();
576 list_del(&codec->list);
577 codec->bus->caddr_tbl[codec->addr] = NULL;
578 if (codec->patch_ops.free)
579 codec->patch_ops.free(codec);
580 free_hda_cache(&codec->amp_cache);
581 free_hda_cache(&codec->cmd_cache);
583 kfree(codec->modelname);
589 * snd_hda_codec_new - create a HDA codec
590 * @bus: the bus to assign
591 * @codec_addr: the codec address
592 * @codecp: the pointer to store the generated codec
594 * Returns 0 if successful, or a negative error code.
596 int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
597 struct hda_codec **codecp)
599 struct hda_codec *codec;
603 if (snd_BUG_ON(!bus))
605 if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS))
608 if (bus->caddr_tbl[codec_addr]) {
609 snd_printk(KERN_ERR "hda_codec: "
610 "address 0x%x is already occupied\n", codec_addr);
614 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
616 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
621 codec->addr = codec_addr;
622 mutex_init(&codec->spdif_mutex);
623 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
624 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
626 #ifdef CONFIG_SND_HDA_POWER_SAVE
627 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
628 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
629 * the caller has to power down appropriatley after initialization
632 hda_keep_power_on(codec);
635 list_add_tail(&codec->list, &bus->codec_list);
636 bus->caddr_tbl[codec_addr] = codec;
638 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
640 if (codec->vendor_id == -1)
641 /* read again, hopefully the access method was corrected
642 * in the last read...
644 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
646 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
647 AC_PAR_SUBSYSTEM_ID);
648 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
651 setup_fg_nodes(codec);
652 if (!codec->afg && !codec->mfg) {
653 snd_printdd("hda_codec: no AFG or MFG node found\n");
654 snd_hda_codec_free(codec);
658 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
659 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
660 snd_hda_codec_free(codec);
664 if (!codec->subsystem_id) {
665 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
666 codec->subsystem_id =
667 snd_hda_codec_read(codec, nid, 0,
668 AC_VERB_GET_SUBSYSTEM_ID, 0);
671 codec->modelname = kstrdup(bus->modelname, GFP_KERNEL);
673 codec->preset = find_codec_preset(codec);
675 err = get_codec_name(codec);
679 /* audio codec should override the mixer name */
680 if (codec->afg || !*codec->bus->card->mixername)
681 strlcpy(codec->bus->card->mixername, codec->name,
682 sizeof(codec->bus->card->mixername));
684 if (is_generic_config(codec)) {
685 err = snd_hda_parse_generic_codec(codec);
688 if (codec->preset && codec->preset->patch) {
689 err = codec->preset->patch(codec);
693 /* call the default parser */
694 err = snd_hda_parse_generic_codec(codec);
696 printk(KERN_ERR "hda-codec: No codec parser is available\n");
700 snd_hda_codec_free(codec);
704 if (codec->patch_ops.unsol_event)
705 init_unsol_queue(bus);
707 snd_hda_codec_proc_new(codec);
708 #ifdef CONFIG_SND_HDA_HWDEP
709 snd_hda_create_hwdep(codec);
712 sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id, codec->subsystem_id, codec->revision_id);
713 snd_component_add(codec->bus->card, component);
721 * snd_hda_codec_setup_stream - set up the codec for streaming
722 * @codec: the CODEC to set up
723 * @nid: the NID to set up
724 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
725 * @channel_id: channel id to pass, zero based.
726 * @format: stream format.
728 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
730 int channel_id, int format)
735 snd_printdd("hda_codec_setup_stream: "
736 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
737 nid, stream_tag, channel_id, format);
738 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
739 (stream_tag << 4) | channel_id);
741 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
744 void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
749 snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid);
750 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
751 #if 0 /* keep the format */
753 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
758 * amp access functions
761 /* FIXME: more better hash key? */
762 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
763 #define INFO_AMP_CAPS (1<<0)
764 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
766 /* initialize the hash table */
767 static void __devinit init_hda_cache(struct hda_cache_rec *cache,
768 unsigned int record_size)
770 memset(cache, 0, sizeof(*cache));
771 memset(cache->hash, 0xff, sizeof(cache->hash));
772 snd_array_init(&cache->buf, record_size, 64);
775 static void free_hda_cache(struct hda_cache_rec *cache)
777 snd_array_free(&cache->buf);
780 /* query the hash. allocate an entry if not found. */
781 static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
784 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
785 u16 cur = cache->hash[idx];
786 struct hda_cache_head *info_head = cache->buf.list;
787 struct hda_cache_head *info;
789 while (cur != 0xffff) {
790 info = &info_head[cur];
791 if (info->key == key)
796 /* add a new hash entry */
797 info = snd_array_new(&cache->buf);
800 info->next = cache->hash[idx];
801 cache->hash[idx] = cur;
806 /* query and allocate an amp hash entry */
807 static inline struct hda_amp_info *
808 get_alloc_amp_hash(struct hda_codec *codec, u32 key)
810 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
814 * query AMP capabilities for the given widget and direction
816 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
818 struct hda_amp_info *info;
820 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
823 if (!(info->head.val & INFO_AMP_CAPS)) {
824 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
826 info->amp_caps = snd_hda_param_read(codec, nid,
827 direction == HDA_OUTPUT ?
831 info->head.val |= INFO_AMP_CAPS;
833 return info->amp_caps;
836 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
839 struct hda_amp_info *info;
841 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
844 info->amp_caps = caps;
845 info->head.val |= INFO_AMP_CAPS;
850 * read the current volume to info
851 * if the cache exists, read the cache value.
853 static unsigned int get_vol_mute(struct hda_codec *codec,
854 struct hda_amp_info *info, hda_nid_t nid,
855 int ch, int direction, int index)
859 if (info->head.val & INFO_AMP_VOL(ch))
860 return info->vol[ch];
862 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
863 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
865 val = snd_hda_codec_read(codec, nid, 0,
866 AC_VERB_GET_AMP_GAIN_MUTE, parm);
867 info->vol[ch] = val & 0xff;
868 info->head.val |= INFO_AMP_VOL(ch);
869 return info->vol[ch];
873 * write the current volume in info to the h/w and update the cache
875 static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
876 hda_nid_t nid, int ch, int direction, int index,
881 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
882 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
883 parm |= index << AC_AMP_SET_INDEX_SHIFT;
885 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
890 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
892 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
893 int direction, int index)
895 struct hda_amp_info *info;
896 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
899 return get_vol_mute(codec, info, nid, ch, direction, index);
903 * update the AMP value, mask = bit mask to set, val = the value
905 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
906 int direction, int idx, int mask, int val)
908 struct hda_amp_info *info;
910 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
914 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
915 if (info->vol[ch] == val)
917 put_vol_mute(codec, info, nid, ch, direction, idx, val);
922 * update the AMP stereo with the same mask and value
924 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
925 int direction, int idx, int mask, int val)
928 for (ch = 0; ch < 2; ch++)
929 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
934 #ifdef SND_HDA_NEEDS_RESUME
935 /* resume the all amp commands from the cache */
936 void snd_hda_codec_resume_amp(struct hda_codec *codec)
938 struct hda_amp_info *buffer = codec->amp_cache.buf.list;
941 for (i = 0; i < codec->amp_cache.buf.used; i++, buffer++) {
942 u32 key = buffer->head.key;
944 unsigned int idx, dir, ch;
948 idx = (key >> 16) & 0xff;
949 dir = (key >> 24) & 0xff;
950 for (ch = 0; ch < 2; ch++) {
951 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
953 put_vol_mute(codec, buffer, nid, ch, dir, idx,
958 #endif /* SND_HDA_NEEDS_RESUME */
961 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
962 struct snd_ctl_elem_info *uinfo)
964 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
965 u16 nid = get_amp_nid(kcontrol);
966 u8 chs = get_amp_channels(kcontrol);
967 int dir = get_amp_direction(kcontrol);
970 caps = query_amp_caps(codec, nid, dir);
972 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
974 printk(KERN_WARNING "hda_codec: "
975 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
979 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
980 uinfo->count = chs == 3 ? 2 : 1;
981 uinfo->value.integer.min = 0;
982 uinfo->value.integer.max = caps;
986 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
987 struct snd_ctl_elem_value *ucontrol)
989 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
990 hda_nid_t nid = get_amp_nid(kcontrol);
991 int chs = get_amp_channels(kcontrol);
992 int dir = get_amp_direction(kcontrol);
993 int idx = get_amp_index(kcontrol);
994 long *valp = ucontrol->value.integer.value;
997 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
1000 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
1005 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
1006 struct snd_ctl_elem_value *ucontrol)
1008 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1009 hda_nid_t nid = get_amp_nid(kcontrol);
1010 int chs = get_amp_channels(kcontrol);
1011 int dir = get_amp_direction(kcontrol);
1012 int idx = get_amp_index(kcontrol);
1013 long *valp = ucontrol->value.integer.value;
1016 snd_hda_power_up(codec);
1018 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1023 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1025 snd_hda_power_down(codec);
1029 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1030 unsigned int size, unsigned int __user *_tlv)
1032 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1033 hda_nid_t nid = get_amp_nid(kcontrol);
1034 int dir = get_amp_direction(kcontrol);
1035 u32 caps, val1, val2;
1037 if (size < 4 * sizeof(unsigned int))
1039 caps = query_amp_caps(codec, nid, dir);
1040 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1041 val2 = (val2 + 1) * 25;
1042 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1043 val1 = ((int)val1) * ((int)val2);
1044 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1046 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1048 if (put_user(val1, _tlv + 2))
1050 if (put_user(val2, _tlv + 3))
1056 * set (static) TLV for virtual master volume; recalculated as max 0dB
1058 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1064 caps = query_amp_caps(codec, nid, dir);
1065 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1066 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1067 step = (step + 1) * 25;
1068 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1069 tlv[1] = 2 * sizeof(unsigned int);
1070 tlv[2] = -nums * step;
1074 /* find a mixer control element with the given name */
1075 static struct snd_kcontrol *
1076 _snd_hda_find_mixer_ctl(struct hda_codec *codec,
1077 const char *name, int idx)
1079 struct snd_ctl_elem_id id;
1080 memset(&id, 0, sizeof(id));
1081 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1083 strcpy(id.name, name);
1084 return snd_ctl_find_id(codec->bus->card, &id);
1087 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1090 return _snd_hda_find_mixer_ctl(codec, name, 0);
1093 /* create a virtual master control and add slaves */
1094 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1095 unsigned int *tlv, const char **slaves)
1097 struct snd_kcontrol *kctl;
1101 for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
1104 snd_printdd("No slave found for %s\n", name);
1107 kctl = snd_ctl_make_virtual_master(name, tlv);
1110 err = snd_ctl_add(codec->bus->card, kctl);
1114 for (s = slaves; *s; s++) {
1115 struct snd_kcontrol *sctl;
1117 sctl = snd_hda_find_mixer_ctl(codec, *s);
1119 snd_printdd("Cannot find slave %s, skipped\n", *s);
1122 err = snd_ctl_add_slave(kctl, sctl);
1130 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1131 struct snd_ctl_elem_info *uinfo)
1133 int chs = get_amp_channels(kcontrol);
1135 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1136 uinfo->count = chs == 3 ? 2 : 1;
1137 uinfo->value.integer.min = 0;
1138 uinfo->value.integer.max = 1;
1142 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1143 struct snd_ctl_elem_value *ucontrol)
1145 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1146 hda_nid_t nid = get_amp_nid(kcontrol);
1147 int chs = get_amp_channels(kcontrol);
1148 int dir = get_amp_direction(kcontrol);
1149 int idx = get_amp_index(kcontrol);
1150 long *valp = ucontrol->value.integer.value;
1153 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
1154 HDA_AMP_MUTE) ? 0 : 1;
1156 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
1157 HDA_AMP_MUTE) ? 0 : 1;
1161 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1162 struct snd_ctl_elem_value *ucontrol)
1164 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1165 hda_nid_t nid = get_amp_nid(kcontrol);
1166 int chs = get_amp_channels(kcontrol);
1167 int dir = get_amp_direction(kcontrol);
1168 int idx = get_amp_index(kcontrol);
1169 long *valp = ucontrol->value.integer.value;
1172 snd_hda_power_up(codec);
1174 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1176 *valp ? 0 : HDA_AMP_MUTE);
1180 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1182 *valp ? 0 : HDA_AMP_MUTE);
1183 #ifdef CONFIG_SND_HDA_POWER_SAVE
1184 if (codec->patch_ops.check_power_status)
1185 codec->patch_ops.check_power_status(codec, nid);
1187 snd_hda_power_down(codec);
1192 * bound volume controls
1194 * bind multiple volumes (# indices, from 0)
1197 #define AMP_VAL_IDX_SHIFT 19
1198 #define AMP_VAL_IDX_MASK (0x0f<<19)
1200 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1201 struct snd_ctl_elem_value *ucontrol)
1203 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1207 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1208 pval = kcontrol->private_value;
1209 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1210 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1211 kcontrol->private_value = pval;
1212 mutex_unlock(&codec->spdif_mutex);
1216 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1217 struct snd_ctl_elem_value *ucontrol)
1219 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1221 int i, indices, err = 0, change = 0;
1223 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1224 pval = kcontrol->private_value;
1225 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1226 for (i = 0; i < indices; i++) {
1227 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1228 (i << AMP_VAL_IDX_SHIFT);
1229 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1234 kcontrol->private_value = pval;
1235 mutex_unlock(&codec->spdif_mutex);
1236 return err < 0 ? err : change;
1240 * generic bound volume/swtich controls
1242 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1243 struct snd_ctl_elem_info *uinfo)
1245 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1246 struct hda_bind_ctls *c;
1249 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1250 c = (struct hda_bind_ctls *)kcontrol->private_value;
1251 kcontrol->private_value = *c->values;
1252 err = c->ops->info(kcontrol, uinfo);
1253 kcontrol->private_value = (long)c;
1254 mutex_unlock(&codec->spdif_mutex);
1258 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1259 struct snd_ctl_elem_value *ucontrol)
1261 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1262 struct hda_bind_ctls *c;
1265 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1266 c = (struct hda_bind_ctls *)kcontrol->private_value;
1267 kcontrol->private_value = *c->values;
1268 err = c->ops->get(kcontrol, ucontrol);
1269 kcontrol->private_value = (long)c;
1270 mutex_unlock(&codec->spdif_mutex);
1274 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1275 struct snd_ctl_elem_value *ucontrol)
1277 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1278 struct hda_bind_ctls *c;
1279 unsigned long *vals;
1280 int err = 0, change = 0;
1282 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1283 c = (struct hda_bind_ctls *)kcontrol->private_value;
1284 for (vals = c->values; *vals; vals++) {
1285 kcontrol->private_value = *vals;
1286 err = c->ops->put(kcontrol, ucontrol);
1291 kcontrol->private_value = (long)c;
1292 mutex_unlock(&codec->spdif_mutex);
1293 return err < 0 ? err : change;
1296 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1297 unsigned int size, unsigned int __user *tlv)
1299 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1300 struct hda_bind_ctls *c;
1303 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1304 c = (struct hda_bind_ctls *)kcontrol->private_value;
1305 kcontrol->private_value = *c->values;
1306 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1307 kcontrol->private_value = (long)c;
1308 mutex_unlock(&codec->spdif_mutex);
1312 struct hda_ctl_ops snd_hda_bind_vol = {
1313 .info = snd_hda_mixer_amp_volume_info,
1314 .get = snd_hda_mixer_amp_volume_get,
1315 .put = snd_hda_mixer_amp_volume_put,
1316 .tlv = snd_hda_mixer_amp_tlv
1319 struct hda_ctl_ops snd_hda_bind_sw = {
1320 .info = snd_hda_mixer_amp_switch_info,
1321 .get = snd_hda_mixer_amp_switch_get,
1322 .put = snd_hda_mixer_amp_switch_put,
1323 .tlv = snd_hda_mixer_amp_tlv
1327 * SPDIF out controls
1330 static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1331 struct snd_ctl_elem_info *uinfo)
1333 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1338 static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1339 struct snd_ctl_elem_value *ucontrol)
1341 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1342 IEC958_AES0_NONAUDIO |
1343 IEC958_AES0_CON_EMPHASIS_5015 |
1344 IEC958_AES0_CON_NOT_COPYRIGHT;
1345 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1346 IEC958_AES1_CON_ORIGINAL;
1350 static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1351 struct snd_ctl_elem_value *ucontrol)
1353 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1354 IEC958_AES0_NONAUDIO |
1355 IEC958_AES0_PRO_EMPHASIS_5015;
1359 static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1360 struct snd_ctl_elem_value *ucontrol)
1362 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1364 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1365 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1366 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1367 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1372 /* convert from SPDIF status bits to HDA SPDIF bits
1373 * bit 0 (DigEn) is always set zero (to be filled later)
1375 static unsigned short convert_from_spdif_status(unsigned int sbits)
1377 unsigned short val = 0;
1379 if (sbits & IEC958_AES0_PROFESSIONAL)
1380 val |= AC_DIG1_PROFESSIONAL;
1381 if (sbits & IEC958_AES0_NONAUDIO)
1382 val |= AC_DIG1_NONAUDIO;
1383 if (sbits & IEC958_AES0_PROFESSIONAL) {
1384 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1385 IEC958_AES0_PRO_EMPHASIS_5015)
1386 val |= AC_DIG1_EMPHASIS;
1388 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1389 IEC958_AES0_CON_EMPHASIS_5015)
1390 val |= AC_DIG1_EMPHASIS;
1391 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1392 val |= AC_DIG1_COPYRIGHT;
1393 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
1394 val |= AC_DIG1_LEVEL;
1395 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1400 /* convert to SPDIF status bits from HDA SPDIF bits
1402 static unsigned int convert_to_spdif_status(unsigned short val)
1404 unsigned int sbits = 0;
1406 if (val & AC_DIG1_NONAUDIO)
1407 sbits |= IEC958_AES0_NONAUDIO;
1408 if (val & AC_DIG1_PROFESSIONAL)
1409 sbits |= IEC958_AES0_PROFESSIONAL;
1410 if (sbits & IEC958_AES0_PROFESSIONAL) {
1411 if (sbits & AC_DIG1_EMPHASIS)
1412 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1414 if (val & AC_DIG1_EMPHASIS)
1415 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
1416 if (!(val & AC_DIG1_COPYRIGHT))
1417 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
1418 if (val & AC_DIG1_LEVEL)
1419 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1420 sbits |= val & (0x7f << 8);
1425 /* set digital convert verbs both for the given NID and its slaves */
1426 static void set_dig_out(struct hda_codec *codec, hda_nid_t nid,
1431 snd_hda_codec_write(codec, nid, 0, verb, val);
1432 d = codec->slave_dig_outs;
1436 snd_hda_codec_write(codec, *d, 0, verb, val);
1439 static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,
1443 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1);
1445 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2);
1448 static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1449 struct snd_ctl_elem_value *ucontrol)
1451 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1452 hda_nid_t nid = kcontrol->private_value;
1456 mutex_lock(&codec->spdif_mutex);
1457 codec->spdif_status = ucontrol->value.iec958.status[0] |
1458 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1459 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1460 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1461 val = convert_from_spdif_status(codec->spdif_status);
1462 val |= codec->spdif_ctls & 1;
1463 change = codec->spdif_ctls != val;
1464 codec->spdif_ctls = val;
1467 set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff);
1469 mutex_unlock(&codec->spdif_mutex);
1473 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1475 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1476 struct snd_ctl_elem_value *ucontrol)
1478 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1480 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1484 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1485 struct snd_ctl_elem_value *ucontrol)
1487 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1488 hda_nid_t nid = kcontrol->private_value;
1492 mutex_lock(&codec->spdif_mutex);
1493 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1494 if (ucontrol->value.integer.value[0])
1495 val |= AC_DIG1_ENABLE;
1496 change = codec->spdif_ctls != val;
1498 codec->spdif_ctls = val;
1499 set_dig_out_convert(codec, nid, val & 0xff, -1);
1500 /* unmute amp switch (if any) */
1501 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1502 (val & AC_DIG1_ENABLE))
1503 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1506 mutex_unlock(&codec->spdif_mutex);
1510 static struct snd_kcontrol_new dig_mixes[] = {
1512 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1513 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1514 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1515 .info = snd_hda_spdif_mask_info,
1516 .get = snd_hda_spdif_cmask_get,
1519 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1520 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1521 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1522 .info = snd_hda_spdif_mask_info,
1523 .get = snd_hda_spdif_pmask_get,
1526 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1527 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1528 .info = snd_hda_spdif_mask_info,
1529 .get = snd_hda_spdif_default_get,
1530 .put = snd_hda_spdif_default_put,
1533 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1534 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1535 .info = snd_hda_spdif_out_switch_info,
1536 .get = snd_hda_spdif_out_switch_get,
1537 .put = snd_hda_spdif_out_switch_put,
1542 #define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
1545 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1546 * @codec: the HDA codec
1547 * @nid: audio out widget NID
1549 * Creates controls related with the SPDIF output.
1550 * Called from each patch supporting the SPDIF out.
1552 * Returns 0 if successful, or a negative error code.
1554 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1557 struct snd_kcontrol *kctl;
1558 struct snd_kcontrol_new *dig_mix;
1561 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1562 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
1566 if (idx >= SPDIF_MAX_IDX) {
1567 printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
1570 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1571 kctl = snd_ctl_new1(dig_mix, codec);
1572 kctl->id.index = idx;
1573 kctl->private_value = nid;
1574 err = snd_ctl_add(codec->bus->card, kctl);
1579 snd_hda_codec_read(codec, nid, 0,
1580 AC_VERB_GET_DIGI_CONVERT_1, 0);
1581 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1586 * SPDIF sharing with analog output
1588 static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
1589 struct snd_ctl_elem_value *ucontrol)
1591 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1592 ucontrol->value.integer.value[0] = mout->share_spdif;
1596 static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
1597 struct snd_ctl_elem_value *ucontrol)
1599 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1600 mout->share_spdif = !!ucontrol->value.integer.value[0];
1604 static struct snd_kcontrol_new spdif_share_sw = {
1605 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1606 .name = "IEC958 Default PCM Playback Switch",
1607 .info = snd_ctl_boolean_mono_info,
1608 .get = spdif_share_sw_get,
1609 .put = spdif_share_sw_put,
1612 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
1613 struct hda_multi_out *mout)
1615 if (!mout->dig_out_nid)
1617 /* ATTENTION: here mout is passed as private_data, instead of codec */
1618 return snd_ctl_add(codec->bus->card,
1619 snd_ctl_new1(&spdif_share_sw, mout));
1626 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1628 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1629 struct snd_ctl_elem_value *ucontrol)
1631 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1633 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1637 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1638 struct snd_ctl_elem_value *ucontrol)
1640 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1641 hda_nid_t nid = kcontrol->private_value;
1642 unsigned int val = !!ucontrol->value.integer.value[0];
1645 mutex_lock(&codec->spdif_mutex);
1646 change = codec->spdif_in_enable != val;
1648 codec->spdif_in_enable = val;
1649 snd_hda_codec_write_cache(codec, nid, 0,
1650 AC_VERB_SET_DIGI_CONVERT_1, val);
1652 mutex_unlock(&codec->spdif_mutex);
1656 static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1657 struct snd_ctl_elem_value *ucontrol)
1659 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1660 hda_nid_t nid = kcontrol->private_value;
1664 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1665 sbits = convert_to_spdif_status(val);
1666 ucontrol->value.iec958.status[0] = sbits;
1667 ucontrol->value.iec958.status[1] = sbits >> 8;
1668 ucontrol->value.iec958.status[2] = sbits >> 16;
1669 ucontrol->value.iec958.status[3] = sbits >> 24;
1673 static struct snd_kcontrol_new dig_in_ctls[] = {
1675 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1676 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1677 .info = snd_hda_spdif_in_switch_info,
1678 .get = snd_hda_spdif_in_switch_get,
1679 .put = snd_hda_spdif_in_switch_put,
1682 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1683 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1684 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1685 .info = snd_hda_spdif_mask_info,
1686 .get = snd_hda_spdif_in_status_get,
1692 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1693 * @codec: the HDA codec
1694 * @nid: audio in widget NID
1696 * Creates controls related with the SPDIF input.
1697 * Called from each patch supporting the SPDIF in.
1699 * Returns 0 if successful, or a negative error code.
1701 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1704 struct snd_kcontrol *kctl;
1705 struct snd_kcontrol_new *dig_mix;
1708 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1709 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
1713 if (idx >= SPDIF_MAX_IDX) {
1714 printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
1717 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1718 kctl = snd_ctl_new1(dig_mix, codec);
1719 kctl->private_value = nid;
1720 err = snd_ctl_add(codec->bus->card, kctl);
1724 codec->spdif_in_enable =
1725 snd_hda_codec_read(codec, nid, 0,
1726 AC_VERB_GET_DIGI_CONVERT_1, 0) &
1731 #ifdef SND_HDA_NEEDS_RESUME
1736 /* build a 32bit cache key with the widget id and the command parameter */
1737 #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1738 #define get_cmd_cache_nid(key) ((key) & 0xff)
1739 #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1742 * snd_hda_codec_write_cache - send a single command with caching
1743 * @codec: the HDA codec
1744 * @nid: NID to send the command
1745 * @direct: direct flag
1746 * @verb: the verb to send
1747 * @parm: the parameter for the verb
1749 * Send a single command without waiting for response.
1751 * Returns 0 if successful, or a negative error code.
1753 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1754 int direct, unsigned int verb, unsigned int parm)
1757 snd_hda_power_up(codec);
1758 mutex_lock(&codec->bus->cmd_mutex);
1759 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1761 struct hda_cache_head *c;
1762 u32 key = build_cmd_cache_key(nid, verb);
1763 c = get_alloc_hash(&codec->cmd_cache, key);
1767 mutex_unlock(&codec->bus->cmd_mutex);
1768 snd_hda_power_down(codec);
1772 /* resume the all commands from the cache */
1773 void snd_hda_codec_resume_cache(struct hda_codec *codec)
1775 struct hda_cache_head *buffer = codec->cmd_cache.buf.list;
1778 for (i = 0; i < codec->cmd_cache.buf.used; i++, buffer++) {
1779 u32 key = buffer->key;
1782 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1783 get_cmd_cache_cmd(key), buffer->val);
1788 * snd_hda_sequence_write_cache - sequence writes with caching
1789 * @codec: the HDA codec
1790 * @seq: VERB array to send
1792 * Send the commands sequentially from the given array.
1793 * Thte commands are recorded on cache for power-save and resume.
1794 * The array must be terminated with NID=0.
1796 void snd_hda_sequence_write_cache(struct hda_codec *codec,
1797 const struct hda_verb *seq)
1799 for (; seq->nid; seq++)
1800 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1803 #endif /* SND_HDA_NEEDS_RESUME */
1806 * set power state of the codec
1808 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1809 unsigned int power_state)
1814 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1816 msleep(10); /* partial workaround for "azx_get_response timeout" */
1818 nid = codec->start_nid;
1819 for (i = 0; i < codec->num_nodes; i++, nid++) {
1820 unsigned int wcaps = get_wcaps(codec, nid);
1821 if (wcaps & AC_WCAP_POWER) {
1822 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1824 if (wid_type == AC_WID_PIN) {
1825 unsigned int pincap;
1827 * don't power down the widget if it controls
1828 * eapd and EAPD_BTLENABLE is set.
1830 pincap = snd_hda_param_read(codec, nid,
1832 if (pincap & AC_PINCAP_EAPD) {
1833 int eapd = snd_hda_codec_read(codec,
1835 AC_VERB_GET_EAPD_BTLENABLE, 0);
1837 if (power_state == AC_PWRST_D3 && eapd)
1841 snd_hda_codec_write(codec, nid, 0,
1842 AC_VERB_SET_POWER_STATE,
1847 if (power_state == AC_PWRST_D0) {
1848 unsigned long end_time;
1851 /* wait until the codec reachs to D0 */
1852 end_time = jiffies + msecs_to_jiffies(500);
1854 state = snd_hda_codec_read(codec, fg, 0,
1855 AC_VERB_GET_POWER_STATE, 0);
1856 if (state == power_state)
1859 } while (time_after_eq(end_time, jiffies));
1863 #ifdef SND_HDA_NEEDS_RESUME
1865 * call suspend and power-down; used both from PM and power-save
1867 static void hda_call_codec_suspend(struct hda_codec *codec)
1869 if (codec->patch_ops.suspend)
1870 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1871 hda_set_power_state(codec,
1872 codec->afg ? codec->afg : codec->mfg,
1874 #ifdef CONFIG_SND_HDA_POWER_SAVE
1875 cancel_delayed_work(&codec->power_work);
1876 codec->power_on = 0;
1877 codec->power_transition = 0;
1882 * kick up codec; used both from PM and power-save
1884 static void hda_call_codec_resume(struct hda_codec *codec)
1886 hda_set_power_state(codec,
1887 codec->afg ? codec->afg : codec->mfg,
1889 if (codec->patch_ops.resume)
1890 codec->patch_ops.resume(codec);
1892 if (codec->patch_ops.init)
1893 codec->patch_ops.init(codec);
1894 snd_hda_codec_resume_amp(codec);
1895 snd_hda_codec_resume_cache(codec);
1898 #endif /* SND_HDA_NEEDS_RESUME */
1902 * snd_hda_build_controls - build mixer controls
1905 * Creates mixer controls for each codec included in the bus.
1907 * Returns 0 if successful, otherwise a negative error code.
1909 int __devinit snd_hda_build_controls(struct hda_bus *bus)
1911 struct hda_codec *codec;
1913 list_for_each_entry(codec, &bus->codec_list, list) {
1915 /* fake as if already powered-on */
1916 hda_keep_power_on(codec);
1918 hda_set_power_state(codec,
1919 codec->afg ? codec->afg : codec->mfg,
1921 /* continue to initialize... */
1922 if (codec->patch_ops.init)
1923 err = codec->patch_ops.init(codec);
1924 if (!err && codec->patch_ops.build_controls)
1925 err = codec->patch_ops.build_controls(codec);
1926 snd_hda_power_down(codec);
1937 struct hda_rate_tbl {
1939 unsigned int alsa_bits;
1940 unsigned int hda_fmt;
1943 static struct hda_rate_tbl rate_bits[] = {
1944 /* rate in Hz, ALSA rate bitmask, HDA format value */
1946 /* autodetected value used in snd_hda_query_supported_pcm */
1947 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1948 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1949 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1950 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1951 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1952 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1953 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1954 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1955 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1956 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1957 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
1958 #define AC_PAR_PCM_RATE_BITS 11
1959 /* up to bits 10, 384kHZ isn't supported properly */
1961 /* not autodetected value */
1962 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
1964 { 0 } /* terminator */
1968 * snd_hda_calc_stream_format - calculate format bitset
1969 * @rate: the sample rate
1970 * @channels: the number of channels
1971 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1972 * @maxbps: the max. bps
1974 * Calculate the format bitset from the given rate, channels and th PCM format.
1976 * Return zero if invalid.
1978 unsigned int snd_hda_calc_stream_format(unsigned int rate,
1979 unsigned int channels,
1980 unsigned int format,
1981 unsigned int maxbps)
1984 unsigned int val = 0;
1986 for (i = 0; rate_bits[i].hz; i++)
1987 if (rate_bits[i].hz == rate) {
1988 val = rate_bits[i].hda_fmt;
1991 if (!rate_bits[i].hz) {
1992 snd_printdd("invalid rate %d\n", rate);
1996 if (channels == 0 || channels > 8) {
1997 snd_printdd("invalid channels %d\n", channels);
2000 val |= channels - 1;
2002 switch (snd_pcm_format_width(format)) {
2003 case 8: val |= 0x00; break;
2004 case 16: val |= 0x10; break;
2010 else if (maxbps >= 24)
2016 snd_printdd("invalid format width %d\n",
2017 snd_pcm_format_width(format));
2025 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
2026 * @codec: the HDA codec
2027 * @nid: NID to query
2028 * @ratesp: the pointer to store the detected rate bitflags
2029 * @formatsp: the pointer to store the detected formats
2030 * @bpsp: the pointer to store the detected format widths
2032 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
2033 * or @bsps argument is ignored.
2035 * Returns 0 if successful, otherwise a negative error code.
2037 int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
2038 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
2041 unsigned int val, streams;
2044 if (nid != codec->afg &&
2045 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2046 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2051 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2055 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
2057 rates |= rate_bits[i].alsa_bits;
2062 if (formatsp || bpsp) {
2067 wcaps = get_wcaps(codec, nid);
2068 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2072 streams = snd_hda_param_read(codec, codec->afg,
2079 if (streams & AC_SUPFMT_PCM) {
2080 if (val & AC_SUPPCM_BITS_8) {
2081 formats |= SNDRV_PCM_FMTBIT_U8;
2084 if (val & AC_SUPPCM_BITS_16) {
2085 formats |= SNDRV_PCM_FMTBIT_S16_LE;
2088 if (wcaps & AC_WCAP_DIGITAL) {
2089 if (val & AC_SUPPCM_BITS_32)
2090 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
2091 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
2092 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2093 if (val & AC_SUPPCM_BITS_24)
2095 else if (val & AC_SUPPCM_BITS_20)
2097 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
2098 AC_SUPPCM_BITS_32)) {
2099 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2100 if (val & AC_SUPPCM_BITS_32)
2102 else if (val & AC_SUPPCM_BITS_24)
2104 else if (val & AC_SUPPCM_BITS_20)
2108 else if (streams == AC_SUPFMT_FLOAT32) {
2109 /* should be exclusive */
2110 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
2112 } else if (streams == AC_SUPFMT_AC3) {
2113 /* should be exclusive */
2114 /* temporary hack: we have still no proper support
2115 * for the direct AC3 stream...
2117 formats |= SNDRV_PCM_FMTBIT_U8;
2121 *formatsp = formats;
2130 * snd_hda_is_supported_format - check whether the given node supports
2133 * Returns 1 if supported, 0 if not.
2135 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2136 unsigned int format)
2139 unsigned int val = 0, rate, stream;
2141 if (nid != codec->afg &&
2142 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2143 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2148 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2153 rate = format & 0xff00;
2154 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
2155 if (rate_bits[i].hda_fmt == rate) {
2160 if (i >= AC_PAR_PCM_RATE_BITS)
2163 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2166 if (!stream && nid != codec->afg)
2167 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
2168 if (!stream || stream == -1)
2171 if (stream & AC_SUPFMT_PCM) {
2172 switch (format & 0xf0) {
2174 if (!(val & AC_SUPPCM_BITS_8))
2178 if (!(val & AC_SUPPCM_BITS_16))
2182 if (!(val & AC_SUPPCM_BITS_20))
2186 if (!(val & AC_SUPPCM_BITS_24))
2190 if (!(val & AC_SUPPCM_BITS_32))
2197 /* FIXME: check for float32 and AC3? */
2206 static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2207 struct hda_codec *codec,
2208 struct snd_pcm_substream *substream)
2213 static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2214 struct hda_codec *codec,
2215 unsigned int stream_tag,
2216 unsigned int format,
2217 struct snd_pcm_substream *substream)
2219 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2223 static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2224 struct hda_codec *codec,
2225 struct snd_pcm_substream *substream)
2227 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
2231 static int __devinit set_pcm_default_values(struct hda_codec *codec,
2232 struct hda_pcm_stream *info)
2234 /* query support PCM information from the given NID */
2235 if (info->nid && (!info->rates || !info->formats)) {
2236 snd_hda_query_supported_pcm(codec, info->nid,
2237 info->rates ? NULL : &info->rates,
2238 info->formats ? NULL : &info->formats,
2239 info->maxbps ? NULL : &info->maxbps);
2241 if (info->ops.open == NULL)
2242 info->ops.open = hda_pcm_default_open_close;
2243 if (info->ops.close == NULL)
2244 info->ops.close = hda_pcm_default_open_close;
2245 if (info->ops.prepare == NULL) {
2246 if (snd_BUG_ON(!info->nid))
2248 info->ops.prepare = hda_pcm_default_prepare;
2250 if (info->ops.cleanup == NULL) {
2251 if (snd_BUG_ON(!info->nid))
2253 info->ops.cleanup = hda_pcm_default_cleanup;
2259 * attach a new PCM stream
2261 static int __devinit
2262 snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm)
2264 struct hda_pcm_stream *info;
2269 for (stream = 0; stream < 2; stream++) {
2270 info = &pcm->stream[stream];
2271 if (info->substreams) {
2272 err = set_pcm_default_values(codec, info);
2277 return codec->bus->ops.attach_pcm(codec, pcm);
2281 * snd_hda_build_pcms - build PCM information
2284 * Create PCM information for each codec included in the bus.
2286 * The build_pcms codec patch is requested to set up codec->num_pcms and
2287 * codec->pcm_info properly. The array is referred by the top-level driver
2288 * to create its PCM instances.
2289 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2292 * At least, substreams, channels_min and channels_max must be filled for
2293 * each stream. substreams = 0 indicates that the stream doesn't exist.
2294 * When rates and/or formats are zero, the supported values are queried
2295 * from the given nid. The nid is used also by the default ops.prepare
2296 * and ops.cleanup callbacks.
2298 * The driver needs to call ops.open in its open callback. Similarly,
2299 * ops.close is supposed to be called in the close callback.
2300 * ops.prepare should be called in the prepare or hw_params callback
2301 * with the proper parameters for set up.
2302 * ops.cleanup should be called in hw_free for clean up of streams.
2304 * This function returns 0 if successfull, or a negative error code.
2306 int __devinit snd_hda_build_pcms(struct hda_bus *bus)
2308 static const char *dev_name[HDA_PCM_NTYPES] = {
2309 "Audio", "SPDIF", "HDMI", "Modem"
2311 /* starting device index for each PCM type */
2312 static int dev_idx[HDA_PCM_NTYPES] = {
2313 [HDA_PCM_TYPE_AUDIO] = 0,
2314 [HDA_PCM_TYPE_SPDIF] = 1,
2315 [HDA_PCM_TYPE_HDMI] = 3,
2316 [HDA_PCM_TYPE_MODEM] = 6
2318 /* normal audio device indices; not linear to keep compatibility */
2319 static int audio_idx[4] = { 0, 2, 4, 5 };
2320 struct hda_codec *codec;
2321 int num_devs[HDA_PCM_NTYPES];
2323 memset(num_devs, 0, sizeof(num_devs));
2324 list_for_each_entry(codec, &bus->codec_list, list) {
2327 if (!codec->patch_ops.build_pcms)
2329 err = codec->patch_ops.build_pcms(codec);
2332 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2333 struct hda_pcm *cpcm = &codec->pcm_info[pcm];
2334 int type = cpcm->pcm_type;
2336 case HDA_PCM_TYPE_AUDIO:
2337 if (num_devs[type] >= ARRAY_SIZE(audio_idx)) {
2338 snd_printk(KERN_WARNING
2339 "Too many audio devices\n");
2342 cpcm->device = audio_idx[num_devs[type]];
2344 case HDA_PCM_TYPE_SPDIF:
2345 case HDA_PCM_TYPE_HDMI:
2346 case HDA_PCM_TYPE_MODEM:
2347 if (num_devs[type]) {
2348 snd_printk(KERN_WARNING
2349 "%s already defined\n",
2353 cpcm->device = dev_idx[type];
2356 snd_printk(KERN_WARNING
2357 "Invalid PCM type %d\n", type);
2361 err = snd_hda_attach_pcm(codec, cpcm);
2370 * snd_hda_check_board_config - compare the current codec with the config table
2371 * @codec: the HDA codec
2372 * @num_configs: number of config enums
2373 * @models: array of model name strings
2374 * @tbl: configuration table, terminated by null entries
2376 * Compares the modelname or PCI subsystem id of the current codec with the
2377 * given configuration table. If a matching entry is found, returns its
2378 * config value (supposed to be 0 or positive).
2380 * If no entries are matching, the function returns a negative value.
2382 int snd_hda_check_board_config(struct hda_codec *codec,
2383 int num_configs, const char **models,
2384 const struct snd_pci_quirk *tbl)
2386 if (codec->modelname && models) {
2388 for (i = 0; i < num_configs; i++) {
2390 !strcmp(codec->modelname, models[i])) {
2391 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2392 "selected\n", models[i]);
2398 if (!codec->bus->pci || !tbl)
2401 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2404 if (tbl->value >= 0 && tbl->value < num_configs) {
2405 #ifdef CONFIG_SND_DEBUG_VERBOSE
2407 const char *model = NULL;
2409 model = models[tbl->value];
2411 sprintf(tmp, "#%d", tbl->value);
2414 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2415 "for config %x:%x (%s)\n",
2416 model, tbl->subvendor, tbl->subdevice,
2417 (tbl->name ? tbl->name : "Unknown device"));
2425 * snd_hda_add_new_ctls - create controls from the array
2426 * @codec: the HDA codec
2427 * @knew: the array of struct snd_kcontrol_new
2429 * This helper function creates and add new controls in the given array.
2430 * The array must be terminated with an empty entry as terminator.
2432 * Returns 0 if successful, or a negative error code.
2434 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
2438 for (; knew->name; knew++) {
2439 struct snd_kcontrol *kctl;
2440 kctl = snd_ctl_new1(knew, codec);
2443 err = snd_ctl_add(codec->bus->card, kctl);
2447 kctl = snd_ctl_new1(knew, codec);
2450 kctl->id.device = codec->addr;
2451 err = snd_ctl_add(codec->bus->card, kctl);
2459 #ifdef CONFIG_SND_HDA_POWER_SAVE
2460 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2461 unsigned int power_state);
2463 static void hda_power_work(struct work_struct *work)
2465 struct hda_codec *codec =
2466 container_of(work, struct hda_codec, power_work.work);
2468 if (!codec->power_on || codec->power_count) {
2469 codec->power_transition = 0;
2473 hda_call_codec_suspend(codec);
2474 if (codec->bus->ops.pm_notify)
2475 codec->bus->ops.pm_notify(codec);
2478 static void hda_keep_power_on(struct hda_codec *codec)
2480 codec->power_count++;
2481 codec->power_on = 1;
2484 void snd_hda_power_up(struct hda_codec *codec)
2486 codec->power_count++;
2487 if (codec->power_on || codec->power_transition)
2490 codec->power_on = 1;
2491 if (codec->bus->ops.pm_notify)
2492 codec->bus->ops.pm_notify(codec);
2493 hda_call_codec_resume(codec);
2494 cancel_delayed_work(&codec->power_work);
2495 codec->power_transition = 0;
2498 void snd_hda_power_down(struct hda_codec *codec)
2500 --codec->power_count;
2501 if (!codec->power_on || codec->power_count || codec->power_transition)
2504 codec->power_transition = 1; /* avoid reentrance */
2505 schedule_delayed_work(&codec->power_work,
2506 msecs_to_jiffies(power_save * 1000));
2510 int snd_hda_check_amp_list_power(struct hda_codec *codec,
2511 struct hda_loopback_check *check,
2514 struct hda_amp_list *p;
2517 if (!check->amplist)
2519 for (p = check->amplist; p->nid; p++) {
2524 return 0; /* nothing changed */
2526 for (p = check->amplist; p->nid; p++) {
2527 for (ch = 0; ch < 2; ch++) {
2528 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2530 if (!(v & HDA_AMP_MUTE) && v > 0) {
2531 if (!check->power_on) {
2532 check->power_on = 1;
2533 snd_hda_power_up(codec);
2539 if (check->power_on) {
2540 check->power_on = 0;
2541 snd_hda_power_down(codec);
2548 * Channel mode helper
2550 int snd_hda_ch_mode_info(struct hda_codec *codec,
2551 struct snd_ctl_elem_info *uinfo,
2552 const struct hda_channel_mode *chmode,
2555 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2557 uinfo->value.enumerated.items = num_chmodes;
2558 if (uinfo->value.enumerated.item >= num_chmodes)
2559 uinfo->value.enumerated.item = num_chmodes - 1;
2560 sprintf(uinfo->value.enumerated.name, "%dch",
2561 chmode[uinfo->value.enumerated.item].channels);
2565 int snd_hda_ch_mode_get(struct hda_codec *codec,
2566 struct snd_ctl_elem_value *ucontrol,
2567 const struct hda_channel_mode *chmode,
2573 for (i = 0; i < num_chmodes; i++) {
2574 if (max_channels == chmode[i].channels) {
2575 ucontrol->value.enumerated.item[0] = i;
2582 int snd_hda_ch_mode_put(struct hda_codec *codec,
2583 struct snd_ctl_elem_value *ucontrol,
2584 const struct hda_channel_mode *chmode,
2590 mode = ucontrol->value.enumerated.item[0];
2591 if (mode >= num_chmodes)
2593 if (*max_channelsp == chmode[mode].channels)
2595 /* change the current channel setting */
2596 *max_channelsp = chmode[mode].channels;
2597 if (chmode[mode].sequence)
2598 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
2605 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2606 struct snd_ctl_elem_info *uinfo)
2610 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2612 uinfo->value.enumerated.items = imux->num_items;
2613 if (!imux->num_items)
2615 index = uinfo->value.enumerated.item;
2616 if (index >= imux->num_items)
2617 index = imux->num_items - 1;
2618 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2622 int snd_hda_input_mux_put(struct hda_codec *codec,
2623 const struct hda_input_mux *imux,
2624 struct snd_ctl_elem_value *ucontrol,
2626 unsigned int *cur_val)
2630 if (!imux->num_items)
2632 idx = ucontrol->value.enumerated.item[0];
2633 if (idx >= imux->num_items)
2634 idx = imux->num_items - 1;
2635 if (*cur_val == idx)
2637 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2638 imux->items[idx].index);
2645 * Multi-channel / digital-out PCM helper functions
2648 /* setup SPDIF output stream */
2649 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2650 unsigned int stream_tag, unsigned int format)
2652 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2653 if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
2654 set_dig_out_convert(codec, nid,
2655 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff,
2657 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2658 if (codec->slave_dig_outs) {
2660 for (d = codec->slave_dig_outs; *d; d++)
2661 snd_hda_codec_setup_stream(codec, *d, stream_tag, 0,
2664 /* turn on again (if needed) */
2665 if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
2666 set_dig_out_convert(codec, nid,
2667 codec->spdif_ctls & 0xff, -1);
2670 static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid)
2672 snd_hda_codec_cleanup_stream(codec, nid);
2673 if (codec->slave_dig_outs) {
2675 for (d = codec->slave_dig_outs; *d; d++)
2676 snd_hda_codec_cleanup_stream(codec, *d);
2681 * open the digital out in the exclusive mode
2683 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2684 struct hda_multi_out *mout)
2686 mutex_lock(&codec->spdif_mutex);
2687 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2688 /* already opened as analog dup; reset it once */
2689 cleanup_dig_out_stream(codec, mout->dig_out_nid);
2690 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
2691 mutex_unlock(&codec->spdif_mutex);
2695 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2696 struct hda_multi_out *mout,
2697 unsigned int stream_tag,
2698 unsigned int format,
2699 struct snd_pcm_substream *substream)
2701 mutex_lock(&codec->spdif_mutex);
2702 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2703 mutex_unlock(&codec->spdif_mutex);
2708 * release the digital out
2710 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2711 struct hda_multi_out *mout)
2713 mutex_lock(&codec->spdif_mutex);
2714 mout->dig_out_used = 0;
2715 mutex_unlock(&codec->spdif_mutex);
2720 * set up more restrictions for analog out
2722 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2723 struct hda_multi_out *mout,
2724 struct snd_pcm_substream *substream,
2725 struct hda_pcm_stream *hinfo)
2727 struct snd_pcm_runtime *runtime = substream->runtime;
2728 runtime->hw.channels_max = mout->max_channels;
2729 if (mout->dig_out_nid) {
2730 if (!mout->analog_rates) {
2731 mout->analog_rates = hinfo->rates;
2732 mout->analog_formats = hinfo->formats;
2733 mout->analog_maxbps = hinfo->maxbps;
2735 runtime->hw.rates = mout->analog_rates;
2736 runtime->hw.formats = mout->analog_formats;
2737 hinfo->maxbps = mout->analog_maxbps;
2739 if (!mout->spdif_rates) {
2740 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
2742 &mout->spdif_formats,
2743 &mout->spdif_maxbps);
2745 mutex_lock(&codec->spdif_mutex);
2746 if (mout->share_spdif) {
2747 runtime->hw.rates &= mout->spdif_rates;
2748 runtime->hw.formats &= mout->spdif_formats;
2749 if (mout->spdif_maxbps < hinfo->maxbps)
2750 hinfo->maxbps = mout->spdif_maxbps;
2752 mutex_unlock(&codec->spdif_mutex);
2754 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2755 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2759 * set up the i/o for analog out
2760 * when the digital out is available, copy the front out to digital out, too.
2762 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2763 struct hda_multi_out *mout,
2764 unsigned int stream_tag,
2765 unsigned int format,
2766 struct snd_pcm_substream *substream)
2768 hda_nid_t *nids = mout->dac_nids;
2769 int chs = substream->runtime->channels;
2772 mutex_lock(&codec->spdif_mutex);
2773 if (mout->dig_out_nid && mout->share_spdif &&
2774 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2776 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2778 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
2779 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
2780 setup_dig_out_stream(codec, mout->dig_out_nid,
2781 stream_tag, format);
2783 mout->dig_out_used = 0;
2784 cleanup_dig_out_stream(codec, mout->dig_out_nid);
2787 mutex_unlock(&codec->spdif_mutex);
2790 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2792 if (!mout->no_share_stream &&
2793 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
2794 /* headphone out will just decode front left/right (stereo) */
2795 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2797 /* extra outputs copied from front */
2798 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2799 if (!mout->no_share_stream && mout->extra_out_nid[i])
2800 snd_hda_codec_setup_stream(codec,
2801 mout->extra_out_nid[i],
2802 stream_tag, 0, format);
2805 for (i = 1; i < mout->num_dacs; i++) {
2806 if (chs >= (i + 1) * 2) /* independent out */
2807 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2809 else if (!mout->no_share_stream) /* copy front */
2810 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2817 * clean up the setting for analog out
2819 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2820 struct hda_multi_out *mout)
2822 hda_nid_t *nids = mout->dac_nids;
2825 for (i = 0; i < mout->num_dacs; i++)
2826 snd_hda_codec_cleanup_stream(codec, nids[i]);
2828 snd_hda_codec_cleanup_stream(codec, mout->hp_nid);
2829 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2830 if (mout->extra_out_nid[i])
2831 snd_hda_codec_cleanup_stream(codec,
2832 mout->extra_out_nid[i]);
2833 mutex_lock(&codec->spdif_mutex);
2834 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2835 cleanup_dig_out_stream(codec, mout->dig_out_nid);
2836 mout->dig_out_used = 0;
2838 mutex_unlock(&codec->spdif_mutex);
2843 * Helper for automatic pin configuration
2846 static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
2848 for (; *list; list++)
2856 * Sort an associated group of pins according to their sequence numbers.
2858 static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2865 for (i = 0; i < num_pins; i++) {
2866 for (j = i + 1; j < num_pins; j++) {
2867 if (sequences[i] > sequences[j]) {
2869 sequences[i] = sequences[j];
2881 * Parse all pin widgets and store the useful pin nids to cfg
2883 * The number of line-outs or any primary output is stored in line_outs,
2884 * and the corresponding output pins are assigned to line_out_pins[],
2885 * in the order of front, rear, CLFE, side, ...
2887 * If more extra outputs (speaker and headphone) are found, the pins are
2888 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2889 * is detected, one of speaker of HP pins is assigned as the primary
2890 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2891 * if any analog output exists.
2893 * The analog input pins are assigned to input_pins array.
2894 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2897 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2898 struct auto_pin_cfg *cfg,
2899 hda_nid_t *ignore_nids)
2901 hda_nid_t nid, end_nid;
2902 short seq, assoc_line_out, assoc_speaker;
2903 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2904 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
2905 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
2907 memset(cfg, 0, sizeof(*cfg));
2909 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2910 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2911 memset(sequences_hp, 0, sizeof(sequences_hp));
2912 assoc_line_out = assoc_speaker = 0;
2914 end_nid = codec->start_nid + codec->num_nodes;
2915 for (nid = codec->start_nid; nid < end_nid; nid++) {
2916 unsigned int wid_caps = get_wcaps(codec, nid);
2917 unsigned int wid_type =
2918 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
2919 unsigned int def_conf;
2922 /* read all default configuration for pin complex */
2923 if (wid_type != AC_WID_PIN)
2925 /* ignore the given nids (e.g. pc-beep returns error) */
2926 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2929 def_conf = snd_hda_codec_read(codec, nid, 0,
2930 AC_VERB_GET_CONFIG_DEFAULT, 0);
2931 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2933 loc = get_defcfg_location(def_conf);
2934 switch (get_defcfg_device(def_conf)) {
2935 case AC_JACK_LINE_OUT:
2936 seq = get_defcfg_sequence(def_conf);
2937 assoc = get_defcfg_association(def_conf);
2939 if (!(wid_caps & AC_WCAP_STEREO))
2940 if (!cfg->mono_out_pin)
2941 cfg->mono_out_pin = nid;
2944 if (!assoc_line_out)
2945 assoc_line_out = assoc;
2946 else if (assoc_line_out != assoc)
2948 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2950 cfg->line_out_pins[cfg->line_outs] = nid;
2951 sequences_line_out[cfg->line_outs] = seq;
2954 case AC_JACK_SPEAKER:
2955 seq = get_defcfg_sequence(def_conf);
2956 assoc = get_defcfg_association(def_conf);
2959 if (! assoc_speaker)
2960 assoc_speaker = assoc;
2961 else if (assoc_speaker != assoc)
2963 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2965 cfg->speaker_pins[cfg->speaker_outs] = nid;
2966 sequences_speaker[cfg->speaker_outs] = seq;
2967 cfg->speaker_outs++;
2969 case AC_JACK_HP_OUT:
2970 seq = get_defcfg_sequence(def_conf);
2971 assoc = get_defcfg_association(def_conf);
2972 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2974 cfg->hp_pins[cfg->hp_outs] = nid;
2975 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
2978 case AC_JACK_MIC_IN: {
2980 if (loc == AC_JACK_LOC_FRONT) {
2981 preferred = AUTO_PIN_FRONT_MIC;
2984 preferred = AUTO_PIN_MIC;
2985 alt = AUTO_PIN_FRONT_MIC;
2987 if (!cfg->input_pins[preferred])
2988 cfg->input_pins[preferred] = nid;
2989 else if (!cfg->input_pins[alt])
2990 cfg->input_pins[alt] = nid;
2993 case AC_JACK_LINE_IN:
2994 if (loc == AC_JACK_LOC_FRONT)
2995 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2997 cfg->input_pins[AUTO_PIN_LINE] = nid;
3000 cfg->input_pins[AUTO_PIN_CD] = nid;
3003 cfg->input_pins[AUTO_PIN_AUX] = nid;
3005 case AC_JACK_SPDIF_OUT:
3006 cfg->dig_out_pin = nid;
3008 case AC_JACK_SPDIF_IN:
3009 cfg->dig_in_pin = nid;
3015 * If no line-out is defined but multiple HPs are found,
3016 * some of them might be the real line-outs.
3018 if (!cfg->line_outs && cfg->hp_outs > 1) {
3020 while (i < cfg->hp_outs) {
3021 /* The real HPs should have the sequence 0x0f */
3022 if ((sequences_hp[i] & 0x0f) == 0x0f) {
3026 /* Move it to the line-out table */
3027 cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
3028 sequences_line_out[cfg->line_outs] = sequences_hp[i];
3031 memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
3032 sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
3033 memmove(sequences_hp + i - 1, sequences_hp + i,
3034 sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
3038 /* sort by sequence */
3039 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
3041 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
3043 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
3046 /* if we have only one mic, make it AUTO_PIN_MIC */
3047 if (!cfg->input_pins[AUTO_PIN_MIC] &&
3048 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
3049 cfg->input_pins[AUTO_PIN_MIC] =
3050 cfg->input_pins[AUTO_PIN_FRONT_MIC];
3051 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
3053 /* ditto for line-in */
3054 if (!cfg->input_pins[AUTO_PIN_LINE] &&
3055 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
3056 cfg->input_pins[AUTO_PIN_LINE] =
3057 cfg->input_pins[AUTO_PIN_FRONT_LINE];
3058 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
3062 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
3063 * as a primary output
3065 if (!cfg->line_outs) {
3066 if (cfg->speaker_outs) {
3067 cfg->line_outs = cfg->speaker_outs;
3068 memcpy(cfg->line_out_pins, cfg->speaker_pins,
3069 sizeof(cfg->speaker_pins));
3070 cfg->speaker_outs = 0;
3071 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
3072 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
3073 } else if (cfg->hp_outs) {
3074 cfg->line_outs = cfg->hp_outs;
3075 memcpy(cfg->line_out_pins, cfg->hp_pins,
3076 sizeof(cfg->hp_pins));
3078 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
3079 cfg->line_out_type = AUTO_PIN_HP_OUT;
3083 /* Reorder the surround channels
3084 * ALSA sequence is front/surr/clfe/side
3086 * 4-ch: front/surr => OK as it is
3087 * 6-ch: front/clfe/surr
3088 * 8-ch: front/clfe/rear/side|fc
3090 switch (cfg->line_outs) {
3093 nid = cfg->line_out_pins[1];
3094 cfg->line_out_pins[1] = cfg->line_out_pins[2];
3095 cfg->line_out_pins[2] = nid;
3100 * debug prints of the parsed results
3102 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3103 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
3104 cfg->line_out_pins[2], cfg->line_out_pins[3],
3105 cfg->line_out_pins[4]);
3106 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3107 cfg->speaker_outs, cfg->speaker_pins[0],
3108 cfg->speaker_pins[1], cfg->speaker_pins[2],
3109 cfg->speaker_pins[3], cfg->speaker_pins[4]);
3110 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3111 cfg->hp_outs, cfg->hp_pins[0],
3112 cfg->hp_pins[1], cfg->hp_pins[2],
3113 cfg->hp_pins[3], cfg->hp_pins[4]);
3114 snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin);
3115 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
3116 " cd=0x%x, aux=0x%x\n",
3117 cfg->input_pins[AUTO_PIN_MIC],
3118 cfg->input_pins[AUTO_PIN_FRONT_MIC],
3119 cfg->input_pins[AUTO_PIN_LINE],
3120 cfg->input_pins[AUTO_PIN_FRONT_LINE],
3121 cfg->input_pins[AUTO_PIN_CD],
3122 cfg->input_pins[AUTO_PIN_AUX]);
3127 /* labels for input pins */
3128 const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
3129 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
3139 * snd_hda_suspend - suspend the codecs
3141 * @state: suspsend state
3143 * Returns 0 if successful.
3145 int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
3147 struct hda_codec *codec;
3149 list_for_each_entry(codec, &bus->codec_list, list) {
3150 #ifdef CONFIG_SND_HDA_POWER_SAVE
3151 if (!codec->power_on)
3154 hda_call_codec_suspend(codec);
3160 * snd_hda_resume - resume the codecs
3162 * @state: resume state
3164 * Returns 0 if successful.
3166 * This fucntion is defined only when POWER_SAVE isn't set.
3167 * In the power-save mode, the codec is resumed dynamically.
3169 int snd_hda_resume(struct hda_bus *bus)
3171 struct hda_codec *codec;
3173 list_for_each_entry(codec, &bus->codec_list, list) {
3174 if (snd_hda_codec_needs_resume(codec))
3175 hda_call_codec_resume(codec);
3179 #ifdef CONFIG_SND_HDA_POWER_SAVE
3180 int snd_hda_codecs_inuse(struct hda_bus *bus)
3182 struct hda_codec *codec;
3184 list_for_each_entry(codec, &bus->codec_list, list) {
3185 if (snd_hda_codec_needs_resume(codec))
3197 /* get a new element from the given array
3198 * if it exceeds the pre-allocated array size, re-allocate the array
3200 void *snd_array_new(struct snd_array *array)
3202 if (array->used >= array->alloced) {
3203 int num = array->alloced + array->alloc_align;
3204 void *nlist = kcalloc(num + 1, array->elem_size, GFP_KERNEL);
3208 memcpy(nlist, array->list,
3209 array->elem_size * array->alloced);
3212 array->list = nlist;
3213 array->alloced = num;
3215 return array->list + (array->used++ * array->elem_size);
3218 /* free the given array elements */
3219 void snd_array_free(struct snd_array *array)