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
100 #ifdef CONFIG_SND_HDA_POWER_SAVE
101 static void hda_power_work(struct work_struct *work);
102 static void hda_keep_power_on(struct hda_codec *codec);
104 static inline void hda_keep_power_on(struct hda_codec *codec) {}
108 * snd_hda_codec_read - send a command and get the response
109 * @codec: the HDA codec
110 * @nid: NID to send the command
111 * @direct: direct flag
112 * @verb: the verb to send
113 * @parm: the parameter for the verb
115 * Send a single command and read the corresponding response.
117 * Returns the obtained response value, or -1 for an error.
119 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
121 unsigned int verb, unsigned int parm)
124 snd_hda_power_up(codec);
125 mutex_lock(&codec->bus->cmd_mutex);
126 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
127 res = codec->bus->ops.get_response(codec);
129 res = (unsigned int)-1;
130 mutex_unlock(&codec->bus->cmd_mutex);
131 snd_hda_power_down(codec);
136 * snd_hda_codec_write - send a single command without waiting for response
137 * @codec: the HDA codec
138 * @nid: NID to send the command
139 * @direct: direct flag
140 * @verb: the verb to send
141 * @parm: the parameter for the verb
143 * Send a single command without waiting for response.
145 * Returns 0 if successful, or a negative error code.
147 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
148 unsigned int verb, unsigned int parm)
151 snd_hda_power_up(codec);
152 mutex_lock(&codec->bus->cmd_mutex);
153 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
154 mutex_unlock(&codec->bus->cmd_mutex);
155 snd_hda_power_down(codec);
160 * snd_hda_sequence_write - sequence writes
161 * @codec: the HDA codec
162 * @seq: VERB array to send
164 * Send the commands sequentially from the given array.
165 * The array must be terminated with NID=0.
167 void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
169 for (; seq->nid; seq++)
170 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
174 * snd_hda_get_sub_nodes - get the range of sub nodes
175 * @codec: the HDA codec
177 * @start_id: the pointer to store the start NID
179 * Parse the NID and store the start NID of its sub-nodes.
180 * Returns the number of sub-nodes.
182 int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
187 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
190 *start_id = (parm >> 16) & 0x7fff;
191 return (int)(parm & 0x7fff);
195 * snd_hda_get_connections - get connection list
196 * @codec: the HDA codec
198 * @conn_list: connection list array
199 * @max_conns: max. number of connections to store
201 * Parses the connection list of the given widget and stores the list
204 * Returns the number of connections, or a negative error code.
206 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
207 hda_nid_t *conn_list, int max_conns)
210 int i, conn_len, conns;
211 unsigned int shift, num_elems, mask;
214 snd_assert(conn_list && max_conns > 0, return -EINVAL);
216 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
217 if (parm & AC_CLIST_LONG) {
226 conn_len = parm & AC_CLIST_LENGTH;
227 mask = (1 << (shift-1)) - 1;
230 return 0; /* no connection */
233 /* single connection */
234 parm = snd_hda_codec_read(codec, nid, 0,
235 AC_VERB_GET_CONNECT_LIST, 0);
236 conn_list[0] = parm & mask;
240 /* multi connection */
243 for (i = 0; i < conn_len; i++) {
247 if (i % num_elems == 0)
248 parm = snd_hda_codec_read(codec, nid, 0,
249 AC_VERB_GET_CONNECT_LIST, i);
250 range_val = !!(parm & (1 << (shift-1))); /* ranges */
254 /* ranges between the previous and this one */
255 if (!prev_nid || prev_nid >= val) {
256 snd_printk(KERN_WARNING "hda_codec: "
257 "invalid dep_range_val %x:%x\n",
261 for (n = prev_nid + 1; n <= val; n++) {
262 if (conns >= max_conns) {
264 "Too many connections\n");
267 conn_list[conns++] = n;
270 if (conns >= max_conns) {
271 snd_printk(KERN_ERR "Too many connections\n");
274 conn_list[conns++] = val;
283 * snd_hda_queue_unsol_event - add an unsolicited event to queue
285 * @res: unsolicited event (lower 32bit of RIRB entry)
286 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
288 * Adds the given event to the queue. The events are processed in
289 * the workqueue asynchronously. Call this function in the interrupt
290 * hanlder when RIRB receives an unsolicited event.
292 * Returns 0 if successful, or a negative error code.
294 int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
296 struct hda_bus_unsolicited *unsol;
303 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
307 unsol->queue[wp] = res;
308 unsol->queue[wp + 1] = res_ex;
310 schedule_work(&unsol->work);
316 * process queueud unsolicited events
318 static void process_unsol_events(struct work_struct *work)
320 struct hda_bus_unsolicited *unsol =
321 container_of(work, struct hda_bus_unsolicited, work);
322 struct hda_bus *bus = unsol->bus;
323 struct hda_codec *codec;
324 unsigned int rp, caddr, res;
326 while (unsol->rp != unsol->wp) {
327 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
330 res = unsol->queue[rp];
331 caddr = unsol->queue[rp + 1];
332 if (!(caddr & (1 << 4))) /* no unsolicited event? */
334 codec = bus->caddr_tbl[caddr & 0x0f];
335 if (codec && codec->patch_ops.unsol_event)
336 codec->patch_ops.unsol_event(codec, res);
341 * initialize unsolicited queue
343 static int __devinit init_unsol_queue(struct hda_bus *bus)
345 struct hda_bus_unsolicited *unsol;
347 if (bus->unsol) /* already initialized */
350 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
352 snd_printk(KERN_ERR "hda_codec: "
353 "can't allocate unsolicited queue\n");
356 INIT_WORK(&unsol->work, process_unsol_events);
365 static void snd_hda_codec_free(struct hda_codec *codec);
367 static int snd_hda_bus_free(struct hda_bus *bus)
369 struct hda_codec *codec, *n;
374 flush_scheduled_work();
377 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
378 snd_hda_codec_free(codec);
380 if (bus->ops.private_free)
381 bus->ops.private_free(bus);
386 static int snd_hda_bus_dev_free(struct snd_device *device)
388 struct hda_bus *bus = device->device_data;
389 return snd_hda_bus_free(bus);
393 * snd_hda_bus_new - create a HDA bus
394 * @card: the card entry
395 * @temp: the template for hda_bus information
396 * @busp: the pointer to store the created bus instance
398 * Returns 0 if successful, or a negative error code.
400 int __devinit snd_hda_bus_new(struct snd_card *card,
401 const struct hda_bus_template *temp,
402 struct hda_bus **busp)
406 static struct snd_device_ops dev_ops = {
407 .dev_free = snd_hda_bus_dev_free,
410 snd_assert(temp, return -EINVAL);
411 snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
416 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
418 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
423 bus->private_data = temp->private_data;
424 bus->pci = temp->pci;
425 bus->modelname = temp->modelname;
426 bus->ops = temp->ops;
428 mutex_init(&bus->cmd_mutex);
429 INIT_LIST_HEAD(&bus->codec_list);
431 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
433 snd_hda_bus_free(bus);
441 #ifdef CONFIG_SND_HDA_GENERIC
442 #define is_generic_config(codec) \
443 (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
445 #define is_generic_config(codec) 0
449 * find a matching codec preset
451 static const struct hda_codec_preset __devinit *
452 find_codec_preset(struct hda_codec *codec)
454 const struct hda_codec_preset **tbl, *preset;
456 if (is_generic_config(codec))
457 return NULL; /* use the generic parser */
459 for (tbl = hda_preset_tables; *tbl; tbl++) {
460 for (preset = *tbl; preset->id; preset++) {
461 u32 mask = preset->mask;
462 if (preset->afg && preset->afg != codec->afg)
464 if (preset->mfg && preset->mfg != codec->mfg)
468 if (preset->id == (codec->vendor_id & mask) &&
470 preset->rev == codec->revision_id))
478 * snd_hda_get_codec_name - store the codec name
480 void snd_hda_get_codec_name(struct hda_codec *codec,
481 char *name, int namelen)
483 const struct hda_vendor_id *c;
484 const char *vendor = NULL;
485 u16 vendor_id = codec->vendor_id >> 16;
488 for (c = hda_vendor_ids; c->id; c++) {
489 if (c->id == vendor_id) {
495 sprintf(tmp, "Generic %04x", vendor_id);
498 if (codec->preset && codec->preset->name)
499 snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
501 snprintf(name, namelen, "%s ID %x", vendor,
502 codec->vendor_id & 0xffff);
506 * look for an AFG and MFG nodes
508 static void __devinit setup_fg_nodes(struct hda_codec *codec)
513 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
514 for (i = 0; i < total_nodes; i++, nid++) {
516 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
517 switch (func & 0xff) {
518 case AC_GRP_AUDIO_FUNCTION:
521 case AC_GRP_MODEM_FUNCTION:
531 * read widget caps for each widget and store in cache
533 static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
538 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
540 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
543 nid = codec->start_nid;
544 for (i = 0; i < codec->num_nodes; i++, nid++)
545 codec->wcaps[i] = snd_hda_param_read(codec, nid,
546 AC_PAR_AUDIO_WIDGET_CAP);
551 static void init_hda_cache(struct hda_cache_rec *cache,
552 unsigned int record_size);
553 static void free_hda_cache(struct hda_cache_rec *cache);
558 static void snd_hda_codec_free(struct hda_codec *codec)
562 #ifdef CONFIG_SND_HDA_POWER_SAVE
563 cancel_delayed_work(&codec->power_work);
564 flush_scheduled_work();
566 list_del(&codec->list);
567 codec->bus->caddr_tbl[codec->addr] = NULL;
568 if (codec->patch_ops.free)
569 codec->patch_ops.free(codec);
570 free_hda_cache(&codec->amp_cache);
571 free_hda_cache(&codec->cmd_cache);
577 * snd_hda_codec_new - create a HDA codec
578 * @bus: the bus to assign
579 * @codec_addr: the codec address
580 * @codecp: the pointer to store the generated codec
582 * Returns 0 if successful, or a negative error code.
584 int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
585 struct hda_codec **codecp)
587 struct hda_codec *codec;
591 snd_assert(bus, return -EINVAL);
592 snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
594 if (bus->caddr_tbl[codec_addr]) {
595 snd_printk(KERN_ERR "hda_codec: "
596 "address 0x%x is already occupied\n", codec_addr);
600 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
602 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
607 codec->addr = codec_addr;
608 mutex_init(&codec->spdif_mutex);
609 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
610 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
612 #ifdef CONFIG_SND_HDA_POWER_SAVE
613 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
614 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
615 * the caller has to power down appropriatley after initialization
618 hda_keep_power_on(codec);
621 list_add_tail(&codec->list, &bus->codec_list);
622 bus->caddr_tbl[codec_addr] = codec;
624 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
626 if (codec->vendor_id == -1)
627 /* read again, hopefully the access method was corrected
628 * in the last read...
630 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
632 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
633 AC_PAR_SUBSYSTEM_ID);
634 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
637 setup_fg_nodes(codec);
638 if (!codec->afg && !codec->mfg) {
639 snd_printdd("hda_codec: no AFG or MFG node found\n");
640 snd_hda_codec_free(codec);
644 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
645 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
646 snd_hda_codec_free(codec);
650 if (!codec->subsystem_id) {
651 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
652 codec->subsystem_id =
653 snd_hda_codec_read(codec, nid, 0,
654 AC_VERB_GET_SUBSYSTEM_ID, 0);
657 codec->preset = find_codec_preset(codec);
658 /* audio codec should override the mixer name */
659 if (codec->afg || !*bus->card->mixername)
660 snd_hda_get_codec_name(codec, bus->card->mixername,
661 sizeof(bus->card->mixername));
663 if (is_generic_config(codec)) {
664 err = snd_hda_parse_generic_codec(codec);
667 if (codec->preset && codec->preset->patch) {
668 err = codec->preset->patch(codec);
672 /* call the default parser */
673 err = snd_hda_parse_generic_codec(codec);
675 printk(KERN_ERR "hda-codec: No codec parser is available\n");
679 snd_hda_codec_free(codec);
683 if (codec->patch_ops.unsol_event)
684 init_unsol_queue(bus);
686 snd_hda_codec_proc_new(codec);
687 #ifdef CONFIG_SND_HDA_HWDEP
688 snd_hda_create_hwdep(codec);
691 sprintf(component, "HDA:%08x", codec->vendor_id);
692 snd_component_add(codec->bus->card, component);
700 * snd_hda_codec_setup_stream - set up the codec for streaming
701 * @codec: the CODEC to set up
702 * @nid: the NID to set up
703 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
704 * @channel_id: channel id to pass, zero based.
705 * @format: stream format.
707 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
709 int channel_id, int format)
714 snd_printdd("hda_codec_setup_stream: "
715 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
716 nid, stream_tag, channel_id, format);
717 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
718 (stream_tag << 4) | channel_id);
720 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
724 * amp access functions
727 /* FIXME: more better hash key? */
728 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
729 #define INFO_AMP_CAPS (1<<0)
730 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
732 /* initialize the hash table */
733 static void __devinit init_hda_cache(struct hda_cache_rec *cache,
734 unsigned int record_size)
736 memset(cache, 0, sizeof(*cache));
737 memset(cache->hash, 0xff, sizeof(cache->hash));
738 cache->record_size = record_size;
741 static void free_hda_cache(struct hda_cache_rec *cache)
743 kfree(cache->buffer);
746 /* query the hash. allocate an entry if not found. */
747 static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
750 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
751 u16 cur = cache->hash[idx];
752 struct hda_cache_head *info;
754 while (cur != 0xffff) {
755 info = (struct hda_cache_head *)(cache->buffer +
756 cur * cache->record_size);
757 if (info->key == key)
762 /* add a new hash entry */
763 if (cache->num_entries >= cache->size) {
764 /* reallocate the array */
765 unsigned int new_size = cache->size + 64;
767 new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
769 snd_printk(KERN_ERR "hda_codec: "
770 "can't malloc amp_info\n");
774 memcpy(new_buffer, cache->buffer,
775 cache->size * cache->record_size);
776 kfree(cache->buffer);
778 cache->size = new_size;
779 cache->buffer = new_buffer;
781 cur = cache->num_entries++;
782 info = (struct hda_cache_head *)(cache->buffer +
783 cur * cache->record_size);
786 info->next = cache->hash[idx];
787 cache->hash[idx] = cur;
792 /* query and allocate an amp hash entry */
793 static inline struct hda_amp_info *
794 get_alloc_amp_hash(struct hda_codec *codec, u32 key)
796 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
800 * query AMP capabilities for the given widget and direction
802 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
804 struct hda_amp_info *info;
806 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
809 if (!(info->head.val & INFO_AMP_CAPS)) {
810 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
812 info->amp_caps = snd_hda_param_read(codec, nid,
813 direction == HDA_OUTPUT ?
817 info->head.val |= INFO_AMP_CAPS;
819 return info->amp_caps;
822 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
825 struct hda_amp_info *info;
827 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
830 info->amp_caps = caps;
831 info->head.val |= INFO_AMP_CAPS;
836 * read the current volume to info
837 * if the cache exists, read the cache value.
839 static unsigned int get_vol_mute(struct hda_codec *codec,
840 struct hda_amp_info *info, hda_nid_t nid,
841 int ch, int direction, int index)
845 if (info->head.val & INFO_AMP_VOL(ch))
846 return info->vol[ch];
848 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
849 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
851 val = snd_hda_codec_read(codec, nid, 0,
852 AC_VERB_GET_AMP_GAIN_MUTE, parm);
853 info->vol[ch] = val & 0xff;
854 info->head.val |= INFO_AMP_VOL(ch);
855 return info->vol[ch];
859 * write the current volume in info to the h/w and update the cache
861 static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
862 hda_nid_t nid, int ch, int direction, int index,
867 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
868 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
869 parm |= index << AC_AMP_SET_INDEX_SHIFT;
871 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
876 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
878 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
879 int direction, int index)
881 struct hda_amp_info *info;
882 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
885 return get_vol_mute(codec, info, nid, ch, direction, index);
889 * update the AMP value, mask = bit mask to set, val = the value
891 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
892 int direction, int idx, int mask, int val)
894 struct hda_amp_info *info;
896 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
900 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
901 if (info->vol[ch] == val)
903 put_vol_mute(codec, info, nid, ch, direction, idx, val);
908 * update the AMP stereo with the same mask and value
910 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
911 int direction, int idx, int mask, int val)
914 for (ch = 0; ch < 2; ch++)
915 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
920 #ifdef SND_HDA_NEEDS_RESUME
921 /* resume the all amp commands from the cache */
922 void snd_hda_codec_resume_amp(struct hda_codec *codec)
924 struct hda_amp_info *buffer = codec->amp_cache.buffer;
927 for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
928 u32 key = buffer->head.key;
930 unsigned int idx, dir, ch;
934 idx = (key >> 16) & 0xff;
935 dir = (key >> 24) & 0xff;
936 for (ch = 0; ch < 2; ch++) {
937 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
939 put_vol_mute(codec, buffer, nid, ch, dir, idx,
944 #endif /* SND_HDA_NEEDS_RESUME */
947 * AMP control callbacks
949 /* retrieve parameters from private_value */
950 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
951 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
952 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
953 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
956 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
957 struct snd_ctl_elem_info *uinfo)
959 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
960 u16 nid = get_amp_nid(kcontrol);
961 u8 chs = get_amp_channels(kcontrol);
962 int dir = get_amp_direction(kcontrol);
965 caps = query_amp_caps(codec, nid, dir);
967 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
969 printk(KERN_WARNING "hda_codec: "
970 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
974 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
975 uinfo->count = chs == 3 ? 2 : 1;
976 uinfo->value.integer.min = 0;
977 uinfo->value.integer.max = caps;
981 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
982 struct snd_ctl_elem_value *ucontrol)
984 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
985 hda_nid_t nid = get_amp_nid(kcontrol);
986 int chs = get_amp_channels(kcontrol);
987 int dir = get_amp_direction(kcontrol);
988 int idx = get_amp_index(kcontrol);
989 long *valp = ucontrol->value.integer.value;
992 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
995 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
1000 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
1001 struct snd_ctl_elem_value *ucontrol)
1003 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1004 hda_nid_t nid = get_amp_nid(kcontrol);
1005 int chs = get_amp_channels(kcontrol);
1006 int dir = get_amp_direction(kcontrol);
1007 int idx = get_amp_index(kcontrol);
1008 long *valp = ucontrol->value.integer.value;
1011 snd_hda_power_up(codec);
1013 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1018 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1020 snd_hda_power_down(codec);
1024 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1025 unsigned int size, unsigned int __user *_tlv)
1027 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1028 hda_nid_t nid = get_amp_nid(kcontrol);
1029 int dir = get_amp_direction(kcontrol);
1030 u32 caps, val1, val2;
1032 if (size < 4 * sizeof(unsigned int))
1034 caps = query_amp_caps(codec, nid, dir);
1035 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1036 val2 = (val2 + 1) * 25;
1037 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1038 val1 = ((int)val1) * ((int)val2);
1039 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1041 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1043 if (put_user(val1, _tlv + 2))
1045 if (put_user(val2, _tlv + 3))
1051 * set (static) TLV for virtual master volume; recalculated as max 0dB
1053 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1059 caps = query_amp_caps(codec, nid, dir);
1060 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1061 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1062 step = (step + 1) * 25;
1063 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1064 tlv[1] = 2 * sizeof(unsigned int);
1065 tlv[2] = -nums * step;
1069 /* find a mixer control element with the given name */
1070 static struct snd_kcontrol *
1071 _snd_hda_find_mixer_ctl(struct hda_codec *codec,
1072 const char *name, int idx)
1074 struct snd_ctl_elem_id id;
1075 memset(&id, 0, sizeof(id));
1076 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1078 strcpy(id.name, name);
1079 return snd_ctl_find_id(codec->bus->card, &id);
1082 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1085 return _snd_hda_find_mixer_ctl(codec, name, 0);
1088 /* create a virtual master control and add slaves */
1089 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1090 unsigned int *tlv, const char **slaves)
1092 struct snd_kcontrol *kctl;
1096 for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
1099 snd_printdd("No slave found for %s\n", name);
1102 kctl = snd_ctl_make_virtual_master(name, tlv);
1105 err = snd_ctl_add(codec->bus->card, kctl);
1109 for (s = slaves; *s; s++) {
1110 struct snd_kcontrol *sctl;
1112 sctl = snd_hda_find_mixer_ctl(codec, *s);
1114 snd_printdd("Cannot find slave %s, skipped\n", *s);
1117 err = snd_ctl_add_slave(kctl, sctl);
1125 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1126 struct snd_ctl_elem_info *uinfo)
1128 int chs = get_amp_channels(kcontrol);
1130 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1131 uinfo->count = chs == 3 ? 2 : 1;
1132 uinfo->value.integer.min = 0;
1133 uinfo->value.integer.max = 1;
1137 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1138 struct snd_ctl_elem_value *ucontrol)
1140 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1141 hda_nid_t nid = get_amp_nid(kcontrol);
1142 int chs = get_amp_channels(kcontrol);
1143 int dir = get_amp_direction(kcontrol);
1144 int idx = get_amp_index(kcontrol);
1145 long *valp = ucontrol->value.integer.value;
1148 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
1149 HDA_AMP_MUTE) ? 0 : 1;
1151 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
1152 HDA_AMP_MUTE) ? 0 : 1;
1156 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1157 struct snd_ctl_elem_value *ucontrol)
1159 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1160 hda_nid_t nid = get_amp_nid(kcontrol);
1161 int chs = get_amp_channels(kcontrol);
1162 int dir = get_amp_direction(kcontrol);
1163 int idx = get_amp_index(kcontrol);
1164 long *valp = ucontrol->value.integer.value;
1167 snd_hda_power_up(codec);
1169 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1171 *valp ? 0 : HDA_AMP_MUTE);
1175 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1177 *valp ? 0 : HDA_AMP_MUTE);
1178 #ifdef CONFIG_SND_HDA_POWER_SAVE
1179 if (codec->patch_ops.check_power_status)
1180 codec->patch_ops.check_power_status(codec, nid);
1182 snd_hda_power_down(codec);
1187 * bound volume controls
1189 * bind multiple volumes (# indices, from 0)
1192 #define AMP_VAL_IDX_SHIFT 19
1193 #define AMP_VAL_IDX_MASK (0x0f<<19)
1195 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1196 struct snd_ctl_elem_value *ucontrol)
1198 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1202 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1203 pval = kcontrol->private_value;
1204 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1205 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1206 kcontrol->private_value = pval;
1207 mutex_unlock(&codec->spdif_mutex);
1211 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1212 struct snd_ctl_elem_value *ucontrol)
1214 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1216 int i, indices, err = 0, change = 0;
1218 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1219 pval = kcontrol->private_value;
1220 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1221 for (i = 0; i < indices; i++) {
1222 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1223 (i << AMP_VAL_IDX_SHIFT);
1224 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1229 kcontrol->private_value = pval;
1230 mutex_unlock(&codec->spdif_mutex);
1231 return err < 0 ? err : change;
1235 * generic bound volume/swtich controls
1237 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1238 struct snd_ctl_elem_info *uinfo)
1240 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1241 struct hda_bind_ctls *c;
1244 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1245 c = (struct hda_bind_ctls *)kcontrol->private_value;
1246 kcontrol->private_value = *c->values;
1247 err = c->ops->info(kcontrol, uinfo);
1248 kcontrol->private_value = (long)c;
1249 mutex_unlock(&codec->spdif_mutex);
1253 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1254 struct snd_ctl_elem_value *ucontrol)
1256 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1257 struct hda_bind_ctls *c;
1260 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1261 c = (struct hda_bind_ctls *)kcontrol->private_value;
1262 kcontrol->private_value = *c->values;
1263 err = c->ops->get(kcontrol, ucontrol);
1264 kcontrol->private_value = (long)c;
1265 mutex_unlock(&codec->spdif_mutex);
1269 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1270 struct snd_ctl_elem_value *ucontrol)
1272 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1273 struct hda_bind_ctls *c;
1274 unsigned long *vals;
1275 int err = 0, change = 0;
1277 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1278 c = (struct hda_bind_ctls *)kcontrol->private_value;
1279 for (vals = c->values; *vals; vals++) {
1280 kcontrol->private_value = *vals;
1281 err = c->ops->put(kcontrol, ucontrol);
1286 kcontrol->private_value = (long)c;
1287 mutex_unlock(&codec->spdif_mutex);
1288 return err < 0 ? err : change;
1291 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1292 unsigned int size, unsigned int __user *tlv)
1294 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1295 struct hda_bind_ctls *c;
1298 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1299 c = (struct hda_bind_ctls *)kcontrol->private_value;
1300 kcontrol->private_value = *c->values;
1301 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1302 kcontrol->private_value = (long)c;
1303 mutex_unlock(&codec->spdif_mutex);
1307 struct hda_ctl_ops snd_hda_bind_vol = {
1308 .info = snd_hda_mixer_amp_volume_info,
1309 .get = snd_hda_mixer_amp_volume_get,
1310 .put = snd_hda_mixer_amp_volume_put,
1311 .tlv = snd_hda_mixer_amp_tlv
1314 struct hda_ctl_ops snd_hda_bind_sw = {
1315 .info = snd_hda_mixer_amp_switch_info,
1316 .get = snd_hda_mixer_amp_switch_get,
1317 .put = snd_hda_mixer_amp_switch_put,
1318 .tlv = snd_hda_mixer_amp_tlv
1322 * SPDIF out controls
1325 static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1326 struct snd_ctl_elem_info *uinfo)
1328 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1333 static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1334 struct snd_ctl_elem_value *ucontrol)
1336 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1337 IEC958_AES0_NONAUDIO |
1338 IEC958_AES0_CON_EMPHASIS_5015 |
1339 IEC958_AES0_CON_NOT_COPYRIGHT;
1340 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1341 IEC958_AES1_CON_ORIGINAL;
1345 static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1346 struct snd_ctl_elem_value *ucontrol)
1348 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1349 IEC958_AES0_NONAUDIO |
1350 IEC958_AES0_PRO_EMPHASIS_5015;
1354 static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1355 struct snd_ctl_elem_value *ucontrol)
1357 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1359 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1360 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1361 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1362 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1367 /* convert from SPDIF status bits to HDA SPDIF bits
1368 * bit 0 (DigEn) is always set zero (to be filled later)
1370 static unsigned short convert_from_spdif_status(unsigned int sbits)
1372 unsigned short val = 0;
1374 if (sbits & IEC958_AES0_PROFESSIONAL)
1375 val |= AC_DIG1_PROFESSIONAL;
1376 if (sbits & IEC958_AES0_NONAUDIO)
1377 val |= AC_DIG1_NONAUDIO;
1378 if (sbits & IEC958_AES0_PROFESSIONAL) {
1379 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1380 IEC958_AES0_PRO_EMPHASIS_5015)
1381 val |= AC_DIG1_EMPHASIS;
1383 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1384 IEC958_AES0_CON_EMPHASIS_5015)
1385 val |= AC_DIG1_EMPHASIS;
1386 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1387 val |= AC_DIG1_COPYRIGHT;
1388 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
1389 val |= AC_DIG1_LEVEL;
1390 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1395 /* convert to SPDIF status bits from HDA SPDIF bits
1397 static unsigned int convert_to_spdif_status(unsigned short val)
1399 unsigned int sbits = 0;
1401 if (val & AC_DIG1_NONAUDIO)
1402 sbits |= IEC958_AES0_NONAUDIO;
1403 if (val & AC_DIG1_PROFESSIONAL)
1404 sbits |= IEC958_AES0_PROFESSIONAL;
1405 if (sbits & IEC958_AES0_PROFESSIONAL) {
1406 if (sbits & AC_DIG1_EMPHASIS)
1407 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1409 if (val & AC_DIG1_EMPHASIS)
1410 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
1411 if (!(val & AC_DIG1_COPYRIGHT))
1412 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
1413 if (val & AC_DIG1_LEVEL)
1414 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1415 sbits |= val & (0x7f << 8);
1420 static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1421 struct snd_ctl_elem_value *ucontrol)
1423 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1424 hda_nid_t nid = kcontrol->private_value;
1428 mutex_lock(&codec->spdif_mutex);
1429 codec->spdif_status = ucontrol->value.iec958.status[0] |
1430 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1431 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1432 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1433 val = convert_from_spdif_status(codec->spdif_status);
1434 val |= codec->spdif_ctls & 1;
1435 change = codec->spdif_ctls != val;
1436 codec->spdif_ctls = val;
1439 snd_hda_codec_write_cache(codec, nid, 0,
1440 AC_VERB_SET_DIGI_CONVERT_1,
1442 snd_hda_codec_write_cache(codec, nid, 0,
1443 AC_VERB_SET_DIGI_CONVERT_2,
1447 mutex_unlock(&codec->spdif_mutex);
1451 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1453 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1454 struct snd_ctl_elem_value *ucontrol)
1456 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1458 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1462 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1463 struct snd_ctl_elem_value *ucontrol)
1465 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1466 hda_nid_t nid = kcontrol->private_value;
1470 mutex_lock(&codec->spdif_mutex);
1471 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1472 if (ucontrol->value.integer.value[0])
1473 val |= AC_DIG1_ENABLE;
1474 change = codec->spdif_ctls != val;
1476 codec->spdif_ctls = val;
1477 snd_hda_codec_write_cache(codec, nid, 0,
1478 AC_VERB_SET_DIGI_CONVERT_1,
1480 /* unmute amp switch (if any) */
1481 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1482 (val & AC_DIG1_ENABLE))
1483 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1486 mutex_unlock(&codec->spdif_mutex);
1490 static struct snd_kcontrol_new dig_mixes[] = {
1492 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1493 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1494 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1495 .info = snd_hda_spdif_mask_info,
1496 .get = snd_hda_spdif_cmask_get,
1499 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1500 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1501 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1502 .info = snd_hda_spdif_mask_info,
1503 .get = snd_hda_spdif_pmask_get,
1506 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1507 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1508 .info = snd_hda_spdif_mask_info,
1509 .get = snd_hda_spdif_default_get,
1510 .put = snd_hda_spdif_default_put,
1513 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1514 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1515 .info = snd_hda_spdif_out_switch_info,
1516 .get = snd_hda_spdif_out_switch_get,
1517 .put = snd_hda_spdif_out_switch_put,
1522 #define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
1525 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1526 * @codec: the HDA codec
1527 * @nid: audio out widget NID
1529 * Creates controls related with the SPDIF output.
1530 * Called from each patch supporting the SPDIF out.
1532 * Returns 0 if successful, or a negative error code.
1534 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1537 struct snd_kcontrol *kctl;
1538 struct snd_kcontrol_new *dig_mix;
1541 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1542 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
1546 if (idx >= SPDIF_MAX_IDX) {
1547 printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
1550 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1551 kctl = snd_ctl_new1(dig_mix, codec);
1552 kctl->id.index = idx;
1553 kctl->private_value = nid;
1554 err = snd_ctl_add(codec->bus->card, kctl);
1559 snd_hda_codec_read(codec, nid, 0,
1560 AC_VERB_GET_DIGI_CONVERT_1, 0);
1561 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1566 * SPDIF sharing with analog output
1568 static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
1569 struct snd_ctl_elem_value *ucontrol)
1571 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1572 ucontrol->value.integer.value[0] = mout->share_spdif;
1576 static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
1577 struct snd_ctl_elem_value *ucontrol)
1579 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1580 mout->share_spdif = !!ucontrol->value.integer.value[0];
1584 static struct snd_kcontrol_new spdif_share_sw = {
1585 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1586 .name = "IEC958 Default PCM Playback Switch",
1587 .info = snd_ctl_boolean_mono_info,
1588 .get = spdif_share_sw_get,
1589 .put = spdif_share_sw_put,
1592 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
1593 struct hda_multi_out *mout)
1595 if (!mout->dig_out_nid)
1597 /* ATTENTION: here mout is passed as private_data, instead of codec */
1598 return snd_ctl_add(codec->bus->card,
1599 snd_ctl_new1(&spdif_share_sw, mout));
1606 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1608 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1609 struct snd_ctl_elem_value *ucontrol)
1611 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1613 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1617 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1618 struct snd_ctl_elem_value *ucontrol)
1620 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1621 hda_nid_t nid = kcontrol->private_value;
1622 unsigned int val = !!ucontrol->value.integer.value[0];
1625 mutex_lock(&codec->spdif_mutex);
1626 change = codec->spdif_in_enable != val;
1628 codec->spdif_in_enable = val;
1629 snd_hda_codec_write_cache(codec, nid, 0,
1630 AC_VERB_SET_DIGI_CONVERT_1, val);
1632 mutex_unlock(&codec->spdif_mutex);
1636 static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1637 struct snd_ctl_elem_value *ucontrol)
1639 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1640 hda_nid_t nid = kcontrol->private_value;
1644 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1645 sbits = convert_to_spdif_status(val);
1646 ucontrol->value.iec958.status[0] = sbits;
1647 ucontrol->value.iec958.status[1] = sbits >> 8;
1648 ucontrol->value.iec958.status[2] = sbits >> 16;
1649 ucontrol->value.iec958.status[3] = sbits >> 24;
1653 static struct snd_kcontrol_new dig_in_ctls[] = {
1655 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1656 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1657 .info = snd_hda_spdif_in_switch_info,
1658 .get = snd_hda_spdif_in_switch_get,
1659 .put = snd_hda_spdif_in_switch_put,
1662 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1663 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1664 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1665 .info = snd_hda_spdif_mask_info,
1666 .get = snd_hda_spdif_in_status_get,
1672 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1673 * @codec: the HDA codec
1674 * @nid: audio in widget NID
1676 * Creates controls related with the SPDIF input.
1677 * Called from each patch supporting the SPDIF in.
1679 * Returns 0 if successful, or a negative error code.
1681 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1684 struct snd_kcontrol *kctl;
1685 struct snd_kcontrol_new *dig_mix;
1688 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1689 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
1693 if (idx >= SPDIF_MAX_IDX) {
1694 printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
1697 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1698 kctl = snd_ctl_new1(dig_mix, codec);
1699 kctl->private_value = nid;
1700 err = snd_ctl_add(codec->bus->card, kctl);
1704 codec->spdif_in_enable =
1705 snd_hda_codec_read(codec, nid, 0,
1706 AC_VERB_GET_DIGI_CONVERT_1, 0) &
1711 #ifdef SND_HDA_NEEDS_RESUME
1716 /* build a 32bit cache key with the widget id and the command parameter */
1717 #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1718 #define get_cmd_cache_nid(key) ((key) & 0xff)
1719 #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1722 * snd_hda_codec_write_cache - send a single command with caching
1723 * @codec: the HDA codec
1724 * @nid: NID to send the command
1725 * @direct: direct flag
1726 * @verb: the verb to send
1727 * @parm: the parameter for the verb
1729 * Send a single command without waiting for response.
1731 * Returns 0 if successful, or a negative error code.
1733 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1734 int direct, unsigned int verb, unsigned int parm)
1737 snd_hda_power_up(codec);
1738 mutex_lock(&codec->bus->cmd_mutex);
1739 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1741 struct hda_cache_head *c;
1742 u32 key = build_cmd_cache_key(nid, verb);
1743 c = get_alloc_hash(&codec->cmd_cache, key);
1747 mutex_unlock(&codec->bus->cmd_mutex);
1748 snd_hda_power_down(codec);
1752 /* resume the all commands from the cache */
1753 void snd_hda_codec_resume_cache(struct hda_codec *codec)
1755 struct hda_cache_head *buffer = codec->cmd_cache.buffer;
1758 for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
1759 u32 key = buffer->key;
1762 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1763 get_cmd_cache_cmd(key), buffer->val);
1768 * snd_hda_sequence_write_cache - sequence writes with caching
1769 * @codec: the HDA codec
1770 * @seq: VERB array to send
1772 * Send the commands sequentially from the given array.
1773 * Thte commands are recorded on cache for power-save and resume.
1774 * The array must be terminated with NID=0.
1776 void snd_hda_sequence_write_cache(struct hda_codec *codec,
1777 const struct hda_verb *seq)
1779 for (; seq->nid; seq++)
1780 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1783 #endif /* SND_HDA_NEEDS_RESUME */
1786 * set power state of the codec
1788 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1789 unsigned int power_state)
1794 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1796 msleep(10); /* partial workaround for "azx_get_response timeout" */
1798 nid = codec->start_nid;
1799 for (i = 0; i < codec->num_nodes; i++, nid++) {
1800 unsigned int wcaps = get_wcaps(codec, nid);
1801 if (wcaps & AC_WCAP_POWER) {
1802 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1804 if (wid_type == AC_WID_PIN) {
1805 unsigned int pincap;
1807 * don't power down the widget if it controls
1808 * eapd and EAPD_BTLENABLE is set.
1810 pincap = snd_hda_param_read(codec, nid,
1812 if (pincap & AC_PINCAP_EAPD) {
1813 int eapd = snd_hda_codec_read(codec,
1815 AC_VERB_GET_EAPD_BTLENABLE, 0);
1817 if (power_state == AC_PWRST_D3 && eapd)
1821 snd_hda_codec_write(codec, nid, 0,
1822 AC_VERB_SET_POWER_STATE,
1827 if (power_state == AC_PWRST_D0) {
1828 unsigned long end_time;
1831 /* wait until the codec reachs to D0 */
1832 end_time = jiffies + msecs_to_jiffies(500);
1834 state = snd_hda_codec_read(codec, fg, 0,
1835 AC_VERB_GET_POWER_STATE, 0);
1836 if (state == power_state)
1839 } while (time_after_eq(end_time, jiffies));
1843 #ifdef SND_HDA_NEEDS_RESUME
1845 * call suspend and power-down; used both from PM and power-save
1847 static void hda_call_codec_suspend(struct hda_codec *codec)
1849 if (codec->patch_ops.suspend)
1850 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1851 hda_set_power_state(codec,
1852 codec->afg ? codec->afg : codec->mfg,
1854 #ifdef CONFIG_SND_HDA_POWER_SAVE
1855 cancel_delayed_work(&codec->power_work);
1856 codec->power_on = 0;
1857 codec->power_transition = 0;
1862 * kick up codec; used both from PM and power-save
1864 static void hda_call_codec_resume(struct hda_codec *codec)
1866 hda_set_power_state(codec,
1867 codec->afg ? codec->afg : codec->mfg,
1869 if (codec->patch_ops.resume)
1870 codec->patch_ops.resume(codec);
1872 if (codec->patch_ops.init)
1873 codec->patch_ops.init(codec);
1874 snd_hda_codec_resume_amp(codec);
1875 snd_hda_codec_resume_cache(codec);
1878 #endif /* SND_HDA_NEEDS_RESUME */
1882 * snd_hda_build_controls - build mixer controls
1885 * Creates mixer controls for each codec included in the bus.
1887 * Returns 0 if successful, otherwise a negative error code.
1889 int __devinit snd_hda_build_controls(struct hda_bus *bus)
1891 struct hda_codec *codec;
1893 list_for_each_entry(codec, &bus->codec_list, list) {
1895 /* fake as if already powered-on */
1896 hda_keep_power_on(codec);
1898 hda_set_power_state(codec,
1899 codec->afg ? codec->afg : codec->mfg,
1901 /* continue to initialize... */
1902 if (codec->patch_ops.init)
1903 err = codec->patch_ops.init(codec);
1904 if (!err && codec->patch_ops.build_controls)
1905 err = codec->patch_ops.build_controls(codec);
1906 snd_hda_power_down(codec);
1917 struct hda_rate_tbl {
1919 unsigned int alsa_bits;
1920 unsigned int hda_fmt;
1923 static struct hda_rate_tbl rate_bits[] = {
1924 /* rate in Hz, ALSA rate bitmask, HDA format value */
1926 /* autodetected value used in snd_hda_query_supported_pcm */
1927 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1928 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1929 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1930 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1931 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1932 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1933 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1934 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1935 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1936 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1937 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
1938 #define AC_PAR_PCM_RATE_BITS 11
1939 /* up to bits 10, 384kHZ isn't supported properly */
1941 /* not autodetected value */
1942 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
1944 { 0 } /* terminator */
1948 * snd_hda_calc_stream_format - calculate format bitset
1949 * @rate: the sample rate
1950 * @channels: the number of channels
1951 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1952 * @maxbps: the max. bps
1954 * Calculate the format bitset from the given rate, channels and th PCM format.
1956 * Return zero if invalid.
1958 unsigned int snd_hda_calc_stream_format(unsigned int rate,
1959 unsigned int channels,
1960 unsigned int format,
1961 unsigned int maxbps)
1964 unsigned int val = 0;
1966 for (i = 0; rate_bits[i].hz; i++)
1967 if (rate_bits[i].hz == rate) {
1968 val = rate_bits[i].hda_fmt;
1971 if (!rate_bits[i].hz) {
1972 snd_printdd("invalid rate %d\n", rate);
1976 if (channels == 0 || channels > 8) {
1977 snd_printdd("invalid channels %d\n", channels);
1980 val |= channels - 1;
1982 switch (snd_pcm_format_width(format)) {
1983 case 8: val |= 0x00; break;
1984 case 16: val |= 0x10; break;
1990 else if (maxbps >= 24)
1996 snd_printdd("invalid format width %d\n",
1997 snd_pcm_format_width(format));
2005 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
2006 * @codec: the HDA codec
2007 * @nid: NID to query
2008 * @ratesp: the pointer to store the detected rate bitflags
2009 * @formatsp: the pointer to store the detected formats
2010 * @bpsp: the pointer to store the detected format widths
2012 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
2013 * or @bsps argument is ignored.
2015 * Returns 0 if successful, otherwise a negative error code.
2017 int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
2018 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
2021 unsigned int val, streams;
2024 if (nid != codec->afg &&
2025 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2026 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2031 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2035 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
2037 rates |= rate_bits[i].alsa_bits;
2042 if (formatsp || bpsp) {
2047 wcaps = get_wcaps(codec, nid);
2048 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2052 streams = snd_hda_param_read(codec, codec->afg,
2059 if (streams & AC_SUPFMT_PCM) {
2060 if (val & AC_SUPPCM_BITS_8) {
2061 formats |= SNDRV_PCM_FMTBIT_U8;
2064 if (val & AC_SUPPCM_BITS_16) {
2065 formats |= SNDRV_PCM_FMTBIT_S16_LE;
2068 if (wcaps & AC_WCAP_DIGITAL) {
2069 if (val & AC_SUPPCM_BITS_32)
2070 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
2071 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
2072 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2073 if (val & AC_SUPPCM_BITS_24)
2075 else if (val & AC_SUPPCM_BITS_20)
2077 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
2078 AC_SUPPCM_BITS_32)) {
2079 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2080 if (val & AC_SUPPCM_BITS_32)
2082 else if (val & AC_SUPPCM_BITS_24)
2084 else if (val & AC_SUPPCM_BITS_20)
2088 else if (streams == AC_SUPFMT_FLOAT32) {
2089 /* should be exclusive */
2090 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
2092 } else if (streams == AC_SUPFMT_AC3) {
2093 /* should be exclusive */
2094 /* temporary hack: we have still no proper support
2095 * for the direct AC3 stream...
2097 formats |= SNDRV_PCM_FMTBIT_U8;
2101 *formatsp = formats;
2110 * snd_hda_is_supported_format - check whether the given node supports
2113 * Returns 1 if supported, 0 if not.
2115 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2116 unsigned int format)
2119 unsigned int val = 0, rate, stream;
2121 if (nid != codec->afg &&
2122 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2123 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2128 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2133 rate = format & 0xff00;
2134 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
2135 if (rate_bits[i].hda_fmt == rate) {
2140 if (i >= AC_PAR_PCM_RATE_BITS)
2143 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2146 if (!stream && nid != codec->afg)
2147 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
2148 if (!stream || stream == -1)
2151 if (stream & AC_SUPFMT_PCM) {
2152 switch (format & 0xf0) {
2154 if (!(val & AC_SUPPCM_BITS_8))
2158 if (!(val & AC_SUPPCM_BITS_16))
2162 if (!(val & AC_SUPPCM_BITS_20))
2166 if (!(val & AC_SUPPCM_BITS_24))
2170 if (!(val & AC_SUPPCM_BITS_32))
2177 /* FIXME: check for float32 and AC3? */
2186 static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2187 struct hda_codec *codec,
2188 struct snd_pcm_substream *substream)
2193 static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2194 struct hda_codec *codec,
2195 unsigned int stream_tag,
2196 unsigned int format,
2197 struct snd_pcm_substream *substream)
2199 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2203 static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2204 struct hda_codec *codec,
2205 struct snd_pcm_substream *substream)
2207 snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
2211 static int __devinit set_pcm_default_values(struct hda_codec *codec,
2212 struct hda_pcm_stream *info)
2214 /* query support PCM information from the given NID */
2215 if (info->nid && (!info->rates || !info->formats)) {
2216 snd_hda_query_supported_pcm(codec, info->nid,
2217 info->rates ? NULL : &info->rates,
2218 info->formats ? NULL : &info->formats,
2219 info->maxbps ? NULL : &info->maxbps);
2221 if (info->ops.open == NULL)
2222 info->ops.open = hda_pcm_default_open_close;
2223 if (info->ops.close == NULL)
2224 info->ops.close = hda_pcm_default_open_close;
2225 if (info->ops.prepare == NULL) {
2226 snd_assert(info->nid, return -EINVAL);
2227 info->ops.prepare = hda_pcm_default_prepare;
2229 if (info->ops.cleanup == NULL) {
2230 snd_assert(info->nid, return -EINVAL);
2231 info->ops.cleanup = hda_pcm_default_cleanup;
2237 * snd_hda_build_pcms - build PCM information
2240 * Create PCM information for each codec included in the bus.
2242 * The build_pcms codec patch is requested to set up codec->num_pcms and
2243 * codec->pcm_info properly. The array is referred by the top-level driver
2244 * to create its PCM instances.
2245 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2248 * At least, substreams, channels_min and channels_max must be filled for
2249 * each stream. substreams = 0 indicates that the stream doesn't exist.
2250 * When rates and/or formats are zero, the supported values are queried
2251 * from the given nid. The nid is used also by the default ops.prepare
2252 * and ops.cleanup callbacks.
2254 * The driver needs to call ops.open in its open callback. Similarly,
2255 * ops.close is supposed to be called in the close callback.
2256 * ops.prepare should be called in the prepare or hw_params callback
2257 * with the proper parameters for set up.
2258 * ops.cleanup should be called in hw_free for clean up of streams.
2260 * This function returns 0 if successfull, or a negative error code.
2262 int __devinit snd_hda_build_pcms(struct hda_bus *bus)
2264 struct hda_codec *codec;
2266 list_for_each_entry(codec, &bus->codec_list, list) {
2267 unsigned int pcm, s;
2269 if (!codec->patch_ops.build_pcms)
2271 err = codec->patch_ops.build_pcms(codec);
2274 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2275 for (s = 0; s < 2; s++) {
2276 struct hda_pcm_stream *info;
2277 info = &codec->pcm_info[pcm].stream[s];
2278 if (!info->substreams)
2280 err = set_pcm_default_values(codec, info);
2290 * snd_hda_check_board_config - compare the current codec with the config table
2291 * @codec: the HDA codec
2292 * @num_configs: number of config enums
2293 * @models: array of model name strings
2294 * @tbl: configuration table, terminated by null entries
2296 * Compares the modelname or PCI subsystem id of the current codec with the
2297 * given configuration table. If a matching entry is found, returns its
2298 * config value (supposed to be 0 or positive).
2300 * If no entries are matching, the function returns a negative value.
2302 int snd_hda_check_board_config(struct hda_codec *codec,
2303 int num_configs, const char **models,
2304 const struct snd_pci_quirk *tbl)
2306 if (codec->bus->modelname && models) {
2308 for (i = 0; i < num_configs; i++) {
2310 !strcmp(codec->bus->modelname, models[i])) {
2311 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2312 "selected\n", models[i]);
2318 if (!codec->bus->pci || !tbl)
2321 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2324 if (tbl->value >= 0 && tbl->value < num_configs) {
2325 #ifdef CONFIG_SND_DEBUG_DETECT
2327 const char *model = NULL;
2329 model = models[tbl->value];
2331 sprintf(tmp, "#%d", tbl->value);
2334 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2335 "for config %x:%x (%s)\n",
2336 model, tbl->subvendor, tbl->subdevice,
2337 (tbl->name ? tbl->name : "Unknown device"));
2345 * snd_hda_add_new_ctls - create controls from the array
2346 * @codec: the HDA codec
2347 * @knew: the array of struct snd_kcontrol_new
2349 * This helper function creates and add new controls in the given array.
2350 * The array must be terminated with an empty entry as terminator.
2352 * Returns 0 if successful, or a negative error code.
2354 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
2358 for (; knew->name; knew++) {
2359 struct snd_kcontrol *kctl;
2360 kctl = snd_ctl_new1(knew, codec);
2363 err = snd_ctl_add(codec->bus->card, kctl);
2367 kctl = snd_ctl_new1(knew, codec);
2370 kctl->id.device = codec->addr;
2371 err = snd_ctl_add(codec->bus->card, kctl);
2379 #ifdef CONFIG_SND_HDA_POWER_SAVE
2380 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2381 unsigned int power_state);
2383 static void hda_power_work(struct work_struct *work)
2385 struct hda_codec *codec =
2386 container_of(work, struct hda_codec, power_work.work);
2388 if (!codec->power_on || codec->power_count) {
2389 codec->power_transition = 0;
2393 hda_call_codec_suspend(codec);
2394 if (codec->bus->ops.pm_notify)
2395 codec->bus->ops.pm_notify(codec);
2398 static void hda_keep_power_on(struct hda_codec *codec)
2400 codec->power_count++;
2401 codec->power_on = 1;
2404 void snd_hda_power_up(struct hda_codec *codec)
2406 codec->power_count++;
2407 if (codec->power_on || codec->power_transition)
2410 codec->power_on = 1;
2411 if (codec->bus->ops.pm_notify)
2412 codec->bus->ops.pm_notify(codec);
2413 hda_call_codec_resume(codec);
2414 cancel_delayed_work(&codec->power_work);
2415 codec->power_transition = 0;
2418 void snd_hda_power_down(struct hda_codec *codec)
2420 --codec->power_count;
2421 if (!codec->power_on || codec->power_count || codec->power_transition)
2424 codec->power_transition = 1; /* avoid reentrance */
2425 schedule_delayed_work(&codec->power_work,
2426 msecs_to_jiffies(power_save * 1000));
2430 int snd_hda_check_amp_list_power(struct hda_codec *codec,
2431 struct hda_loopback_check *check,
2434 struct hda_amp_list *p;
2437 if (!check->amplist)
2439 for (p = check->amplist; p->nid; p++) {
2444 return 0; /* nothing changed */
2446 for (p = check->amplist; p->nid; p++) {
2447 for (ch = 0; ch < 2; ch++) {
2448 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2450 if (!(v & HDA_AMP_MUTE) && v > 0) {
2451 if (!check->power_on) {
2452 check->power_on = 1;
2453 snd_hda_power_up(codec);
2459 if (check->power_on) {
2460 check->power_on = 0;
2461 snd_hda_power_down(codec);
2468 * Channel mode helper
2470 int snd_hda_ch_mode_info(struct hda_codec *codec,
2471 struct snd_ctl_elem_info *uinfo,
2472 const struct hda_channel_mode *chmode,
2475 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2477 uinfo->value.enumerated.items = num_chmodes;
2478 if (uinfo->value.enumerated.item >= num_chmodes)
2479 uinfo->value.enumerated.item = num_chmodes - 1;
2480 sprintf(uinfo->value.enumerated.name, "%dch",
2481 chmode[uinfo->value.enumerated.item].channels);
2485 int snd_hda_ch_mode_get(struct hda_codec *codec,
2486 struct snd_ctl_elem_value *ucontrol,
2487 const struct hda_channel_mode *chmode,
2493 for (i = 0; i < num_chmodes; i++) {
2494 if (max_channels == chmode[i].channels) {
2495 ucontrol->value.enumerated.item[0] = i;
2502 int snd_hda_ch_mode_put(struct hda_codec *codec,
2503 struct snd_ctl_elem_value *ucontrol,
2504 const struct hda_channel_mode *chmode,
2510 mode = ucontrol->value.enumerated.item[0];
2511 if (mode >= num_chmodes)
2513 if (*max_channelsp == chmode[mode].channels)
2515 /* change the current channel setting */
2516 *max_channelsp = chmode[mode].channels;
2517 if (chmode[mode].sequence)
2518 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
2525 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2526 struct snd_ctl_elem_info *uinfo)
2530 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2532 uinfo->value.enumerated.items = imux->num_items;
2533 if (!imux->num_items)
2535 index = uinfo->value.enumerated.item;
2536 if (index >= imux->num_items)
2537 index = imux->num_items - 1;
2538 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2542 int snd_hda_input_mux_put(struct hda_codec *codec,
2543 const struct hda_input_mux *imux,
2544 struct snd_ctl_elem_value *ucontrol,
2546 unsigned int *cur_val)
2550 if (!imux->num_items)
2552 idx = ucontrol->value.enumerated.item[0];
2553 if (idx >= imux->num_items)
2554 idx = imux->num_items - 1;
2555 if (*cur_val == idx)
2557 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2558 imux->items[idx].index);
2565 * Multi-channel / digital-out PCM helper functions
2568 /* setup SPDIF output stream */
2569 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2570 unsigned int stream_tag, unsigned int format)
2572 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2573 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2574 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2575 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
2576 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2577 /* turn on again (if needed) */
2578 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2579 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2580 codec->spdif_ctls & 0xff);
2584 * open the digital out in the exclusive mode
2586 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2587 struct hda_multi_out *mout)
2589 mutex_lock(&codec->spdif_mutex);
2590 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2591 /* already opened as analog dup; reset it once */
2592 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2593 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
2594 mutex_unlock(&codec->spdif_mutex);
2598 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2599 struct hda_multi_out *mout,
2600 unsigned int stream_tag,
2601 unsigned int format,
2602 struct snd_pcm_substream *substream)
2604 mutex_lock(&codec->spdif_mutex);
2605 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2606 mutex_unlock(&codec->spdif_mutex);
2611 * release the digital out
2613 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2614 struct hda_multi_out *mout)
2616 mutex_lock(&codec->spdif_mutex);
2617 mout->dig_out_used = 0;
2618 mutex_unlock(&codec->spdif_mutex);
2623 * set up more restrictions for analog out
2625 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2626 struct hda_multi_out *mout,
2627 struct snd_pcm_substream *substream,
2628 struct hda_pcm_stream *hinfo)
2630 struct snd_pcm_runtime *runtime = substream->runtime;
2631 runtime->hw.channels_max = mout->max_channels;
2632 if (mout->dig_out_nid) {
2633 if (!mout->analog_rates) {
2634 mout->analog_rates = hinfo->rates;
2635 mout->analog_formats = hinfo->formats;
2636 mout->analog_maxbps = hinfo->maxbps;
2638 runtime->hw.rates = mout->analog_rates;
2639 runtime->hw.formats = mout->analog_formats;
2640 hinfo->maxbps = mout->analog_maxbps;
2642 if (!mout->spdif_rates) {
2643 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
2645 &mout->spdif_formats,
2646 &mout->spdif_maxbps);
2648 mutex_lock(&codec->spdif_mutex);
2649 if (mout->share_spdif) {
2650 runtime->hw.rates &= mout->spdif_rates;
2651 runtime->hw.formats &= mout->spdif_formats;
2652 if (mout->spdif_maxbps < hinfo->maxbps)
2653 hinfo->maxbps = mout->spdif_maxbps;
2656 mutex_unlock(&codec->spdif_mutex);
2657 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2658 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2662 * set up the i/o for analog out
2663 * when the digital out is available, copy the front out to digital out, too.
2665 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2666 struct hda_multi_out *mout,
2667 unsigned int stream_tag,
2668 unsigned int format,
2669 struct snd_pcm_substream *substream)
2671 hda_nid_t *nids = mout->dac_nids;
2672 int chs = substream->runtime->channels;
2675 mutex_lock(&codec->spdif_mutex);
2676 if (mout->dig_out_nid && mout->share_spdif &&
2677 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2679 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2681 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
2682 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
2683 setup_dig_out_stream(codec, mout->dig_out_nid,
2684 stream_tag, format);
2686 mout->dig_out_used = 0;
2687 snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
2691 mutex_unlock(&codec->spdif_mutex);
2694 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2696 if (!mout->no_share_stream &&
2697 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
2698 /* headphone out will just decode front left/right (stereo) */
2699 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2701 /* extra outputs copied from front */
2702 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2703 if (!mout->no_share_stream && mout->extra_out_nid[i])
2704 snd_hda_codec_setup_stream(codec,
2705 mout->extra_out_nid[i],
2706 stream_tag, 0, format);
2709 for (i = 1; i < mout->num_dacs; i++) {
2710 if (chs >= (i + 1) * 2) /* independent out */
2711 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2713 else if (!mout->no_share_stream) /* copy front */
2714 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2721 * clean up the setting for analog out
2723 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2724 struct hda_multi_out *mout)
2726 hda_nid_t *nids = mout->dac_nids;
2729 for (i = 0; i < mout->num_dacs; i++)
2730 snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
2732 snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
2733 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2734 if (mout->extra_out_nid[i])
2735 snd_hda_codec_setup_stream(codec,
2736 mout->extra_out_nid[i],
2738 mutex_lock(&codec->spdif_mutex);
2739 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2740 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2741 mout->dig_out_used = 0;
2743 mutex_unlock(&codec->spdif_mutex);
2748 * Helper for automatic ping configuration
2751 static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
2753 for (; *list; list++)
2761 * Sort an associated group of pins according to their sequence numbers.
2763 static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2770 for (i = 0; i < num_pins; i++) {
2771 for (j = i + 1; j < num_pins; j++) {
2772 if (sequences[i] > sequences[j]) {
2774 sequences[i] = sequences[j];
2786 * Parse all pin widgets and store the useful pin nids to cfg
2788 * The number of line-outs or any primary output is stored in line_outs,
2789 * and the corresponding output pins are assigned to line_out_pins[],
2790 * in the order of front, rear, CLFE, side, ...
2792 * If more extra outputs (speaker and headphone) are found, the pins are
2793 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2794 * is detected, one of speaker of HP pins is assigned as the primary
2795 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2796 * if any analog output exists.
2798 * The analog input pins are assigned to input_pins array.
2799 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2802 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2803 struct auto_pin_cfg *cfg,
2804 hda_nid_t *ignore_nids)
2806 hda_nid_t nid, end_nid;
2807 short seq, assoc_line_out, assoc_speaker;
2808 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2809 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
2810 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
2812 memset(cfg, 0, sizeof(*cfg));
2814 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2815 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2816 memset(sequences_hp, 0, sizeof(sequences_hp));
2817 assoc_line_out = assoc_speaker = 0;
2819 end_nid = codec->start_nid + codec->num_nodes;
2820 for (nid = codec->start_nid; nid < end_nid; nid++) {
2821 unsigned int wid_caps = get_wcaps(codec, nid);
2822 unsigned int wid_type =
2823 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
2824 unsigned int def_conf;
2827 /* read all default configuration for pin complex */
2828 if (wid_type != AC_WID_PIN)
2830 /* ignore the given nids (e.g. pc-beep returns error) */
2831 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2834 def_conf = snd_hda_codec_read(codec, nid, 0,
2835 AC_VERB_GET_CONFIG_DEFAULT, 0);
2836 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2838 loc = get_defcfg_location(def_conf);
2839 switch (get_defcfg_device(def_conf)) {
2840 case AC_JACK_LINE_OUT:
2841 seq = get_defcfg_sequence(def_conf);
2842 assoc = get_defcfg_association(def_conf);
2844 if (!(wid_caps & AC_WCAP_STEREO))
2845 if (!cfg->mono_out_pin)
2846 cfg->mono_out_pin = nid;
2849 if (!assoc_line_out)
2850 assoc_line_out = assoc;
2851 else if (assoc_line_out != assoc)
2853 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2855 cfg->line_out_pins[cfg->line_outs] = nid;
2856 sequences_line_out[cfg->line_outs] = seq;
2859 case AC_JACK_SPEAKER:
2860 seq = get_defcfg_sequence(def_conf);
2861 assoc = get_defcfg_association(def_conf);
2864 if (! assoc_speaker)
2865 assoc_speaker = assoc;
2866 else if (assoc_speaker != assoc)
2868 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2870 cfg->speaker_pins[cfg->speaker_outs] = nid;
2871 sequences_speaker[cfg->speaker_outs] = seq;
2872 cfg->speaker_outs++;
2874 case AC_JACK_HP_OUT:
2875 seq = get_defcfg_sequence(def_conf);
2876 assoc = get_defcfg_association(def_conf);
2877 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2879 cfg->hp_pins[cfg->hp_outs] = nid;
2880 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
2883 case AC_JACK_MIC_IN: {
2885 if (loc == AC_JACK_LOC_FRONT) {
2886 preferred = AUTO_PIN_FRONT_MIC;
2889 preferred = AUTO_PIN_MIC;
2890 alt = AUTO_PIN_FRONT_MIC;
2892 if (!cfg->input_pins[preferred])
2893 cfg->input_pins[preferred] = nid;
2894 else if (!cfg->input_pins[alt])
2895 cfg->input_pins[alt] = nid;
2898 case AC_JACK_LINE_IN:
2899 if (loc == AC_JACK_LOC_FRONT)
2900 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2902 cfg->input_pins[AUTO_PIN_LINE] = nid;
2905 cfg->input_pins[AUTO_PIN_CD] = nid;
2908 cfg->input_pins[AUTO_PIN_AUX] = nid;
2910 case AC_JACK_SPDIF_OUT:
2911 cfg->dig_out_pin = nid;
2913 case AC_JACK_SPDIF_IN:
2914 cfg->dig_in_pin = nid;
2920 * If no line-out is defined but multiple HPs are found,
2921 * some of them might be the real line-outs.
2923 if (!cfg->line_outs && cfg->hp_outs > 1) {
2925 while (i < cfg->hp_outs) {
2926 /* The real HPs should have the sequence 0x0f */
2927 if ((sequences_hp[i] & 0x0f) == 0x0f) {
2931 /* Move it to the line-out table */
2932 cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
2933 sequences_line_out[cfg->line_outs] = sequences_hp[i];
2936 memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
2937 sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
2938 memmove(sequences_hp + i - 1, sequences_hp + i,
2939 sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
2943 /* sort by sequence */
2944 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
2946 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
2948 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
2951 /* if we have only one mic, make it AUTO_PIN_MIC */
2952 if (!cfg->input_pins[AUTO_PIN_MIC] &&
2953 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
2954 cfg->input_pins[AUTO_PIN_MIC] =
2955 cfg->input_pins[AUTO_PIN_FRONT_MIC];
2956 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
2958 /* ditto for line-in */
2959 if (!cfg->input_pins[AUTO_PIN_LINE] &&
2960 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
2961 cfg->input_pins[AUTO_PIN_LINE] =
2962 cfg->input_pins[AUTO_PIN_FRONT_LINE];
2963 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
2967 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2968 * as a primary output
2970 if (!cfg->line_outs) {
2971 if (cfg->speaker_outs) {
2972 cfg->line_outs = cfg->speaker_outs;
2973 memcpy(cfg->line_out_pins, cfg->speaker_pins,
2974 sizeof(cfg->speaker_pins));
2975 cfg->speaker_outs = 0;
2976 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
2977 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
2978 } else if (cfg->hp_outs) {
2979 cfg->line_outs = cfg->hp_outs;
2980 memcpy(cfg->line_out_pins, cfg->hp_pins,
2981 sizeof(cfg->hp_pins));
2983 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
2984 cfg->line_out_type = AUTO_PIN_HP_OUT;
2988 /* Reorder the surround channels
2989 * ALSA sequence is front/surr/clfe/side
2991 * 4-ch: front/surr => OK as it is
2992 * 6-ch: front/clfe/surr
2993 * 8-ch: front/clfe/rear/side|fc
2995 switch (cfg->line_outs) {
2998 nid = cfg->line_out_pins[1];
2999 cfg->line_out_pins[1] = cfg->line_out_pins[2];
3000 cfg->line_out_pins[2] = nid;
3005 * debug prints of the parsed results
3007 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3008 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
3009 cfg->line_out_pins[2], cfg->line_out_pins[3],
3010 cfg->line_out_pins[4]);
3011 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3012 cfg->speaker_outs, cfg->speaker_pins[0],
3013 cfg->speaker_pins[1], cfg->speaker_pins[2],
3014 cfg->speaker_pins[3], cfg->speaker_pins[4]);
3015 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3016 cfg->hp_outs, cfg->hp_pins[0],
3017 cfg->hp_pins[1], cfg->hp_pins[2],
3018 cfg->hp_pins[3], cfg->hp_pins[4]);
3019 snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin);
3020 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
3021 " cd=0x%x, aux=0x%x\n",
3022 cfg->input_pins[AUTO_PIN_MIC],
3023 cfg->input_pins[AUTO_PIN_FRONT_MIC],
3024 cfg->input_pins[AUTO_PIN_LINE],
3025 cfg->input_pins[AUTO_PIN_FRONT_LINE],
3026 cfg->input_pins[AUTO_PIN_CD],
3027 cfg->input_pins[AUTO_PIN_AUX]);
3032 /* labels for input pins */
3033 const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
3034 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
3044 * snd_hda_suspend - suspend the codecs
3046 * @state: suspsend state
3048 * Returns 0 if successful.
3050 int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
3052 struct hda_codec *codec;
3054 list_for_each_entry(codec, &bus->codec_list, list) {
3055 #ifdef CONFIG_SND_HDA_POWER_SAVE
3056 if (!codec->power_on)
3059 hda_call_codec_suspend(codec);
3065 * snd_hda_resume - resume the codecs
3067 * @state: resume state
3069 * Returns 0 if successful.
3071 * This fucntion is defined only when POWER_SAVE isn't set.
3072 * In the power-save mode, the codec is resumed dynamically.
3074 int snd_hda_resume(struct hda_bus *bus)
3076 struct hda_codec *codec;
3078 list_for_each_entry(codec, &bus->codec_list, list) {
3079 if (snd_hda_codec_needs_resume(codec))
3080 hda_call_codec_resume(codec);
3084 #ifdef CONFIG_SND_HDA_POWER_SAVE
3085 int snd_hda_codecs_inuse(struct hda_bus *bus)
3087 struct hda_codec *codec;
3089 list_for_each_entry(codec, &bus->codec_list, list) {
3090 if (snd_hda_codec_needs_resume(codec))