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 snd_array_free(&codec->mixers);
578 codec->bus->caddr_tbl[codec->addr] = NULL;
579 if (codec->patch_ops.free)
580 codec->patch_ops.free(codec);
581 free_hda_cache(&codec->amp_cache);
582 free_hda_cache(&codec->cmd_cache);
584 kfree(codec->modelname);
590 * snd_hda_codec_new - create a HDA codec
591 * @bus: the bus to assign
592 * @codec_addr: the codec address
593 * @codecp: the pointer to store the generated codec
595 * Returns 0 if successful, or a negative error code.
597 int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
598 struct hda_codec **codecp)
600 struct hda_codec *codec;
604 if (snd_BUG_ON(!bus))
606 if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS))
609 if (bus->caddr_tbl[codec_addr]) {
610 snd_printk(KERN_ERR "hda_codec: "
611 "address 0x%x is already occupied\n", codec_addr);
615 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
617 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
622 codec->addr = codec_addr;
623 mutex_init(&codec->spdif_mutex);
624 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
625 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
626 snd_array_init(&codec->mixers, sizeof(struct snd_kcontrol *), 32);
628 #ifdef CONFIG_SND_HDA_POWER_SAVE
629 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
630 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
631 * the caller has to power down appropriatley after initialization
634 hda_keep_power_on(codec);
637 list_add_tail(&codec->list, &bus->codec_list);
638 bus->caddr_tbl[codec_addr] = codec;
640 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
642 if (codec->vendor_id == -1)
643 /* read again, hopefully the access method was corrected
644 * in the last read...
646 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
648 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
649 AC_PAR_SUBSYSTEM_ID);
650 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
653 setup_fg_nodes(codec);
654 if (!codec->afg && !codec->mfg) {
655 snd_printdd("hda_codec: no AFG or MFG node found\n");
656 snd_hda_codec_free(codec);
660 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
661 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
662 snd_hda_codec_free(codec);
666 if (!codec->subsystem_id) {
667 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
668 codec->subsystem_id =
669 snd_hda_codec_read(codec, nid, 0,
670 AC_VERB_GET_SUBSYSTEM_ID, 0);
673 codec->modelname = kstrdup(bus->modelname, GFP_KERNEL);
675 codec->preset = find_codec_preset(codec);
677 err = get_codec_name(codec);
681 /* audio codec should override the mixer name */
682 if (codec->afg || !*codec->bus->card->mixername)
683 strlcpy(codec->bus->card->mixername, codec->name,
684 sizeof(codec->bus->card->mixername));
686 if (is_generic_config(codec)) {
687 err = snd_hda_parse_generic_codec(codec);
690 if (codec->preset && codec->preset->patch) {
691 err = codec->preset->patch(codec);
695 /* call the default parser */
696 err = snd_hda_parse_generic_codec(codec);
698 printk(KERN_ERR "hda-codec: No codec parser is available\n");
702 snd_hda_codec_free(codec);
706 if (codec->patch_ops.unsol_event)
707 init_unsol_queue(bus);
709 snd_hda_codec_proc_new(codec);
710 #ifdef CONFIG_SND_HDA_HWDEP
711 snd_hda_create_hwdep(codec);
714 sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id, codec->subsystem_id, codec->revision_id);
715 snd_component_add(codec->bus->card, component);
723 * snd_hda_codec_setup_stream - set up the codec for streaming
724 * @codec: the CODEC to set up
725 * @nid: the NID to set up
726 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
727 * @channel_id: channel id to pass, zero based.
728 * @format: stream format.
730 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
732 int channel_id, int format)
737 snd_printdd("hda_codec_setup_stream: "
738 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
739 nid, stream_tag, channel_id, format);
740 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
741 (stream_tag << 4) | channel_id);
743 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
746 void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
751 snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid);
752 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
753 #if 0 /* keep the format */
755 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
760 * amp access functions
763 /* FIXME: more better hash key? */
764 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
765 #define INFO_AMP_CAPS (1<<0)
766 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
768 /* initialize the hash table */
769 static void __devinit init_hda_cache(struct hda_cache_rec *cache,
770 unsigned int record_size)
772 memset(cache, 0, sizeof(*cache));
773 memset(cache->hash, 0xff, sizeof(cache->hash));
774 snd_array_init(&cache->buf, record_size, 64);
777 static void free_hda_cache(struct hda_cache_rec *cache)
779 snd_array_free(&cache->buf);
782 /* query the hash. allocate an entry if not found. */
783 static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
786 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
787 u16 cur = cache->hash[idx];
788 struct hda_cache_head *info_head = cache->buf.list;
789 struct hda_cache_head *info;
791 while (cur != 0xffff) {
792 info = &info_head[cur];
793 if (info->key == key)
798 /* add a new hash entry */
799 info = snd_array_new(&cache->buf);
802 info->next = cache->hash[idx];
803 cache->hash[idx] = cur;
808 /* query and allocate an amp hash entry */
809 static inline struct hda_amp_info *
810 get_alloc_amp_hash(struct hda_codec *codec, u32 key)
812 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
816 * query AMP capabilities for the given widget and direction
818 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
820 struct hda_amp_info *info;
822 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
825 if (!(info->head.val & INFO_AMP_CAPS)) {
826 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
828 info->amp_caps = snd_hda_param_read(codec, nid,
829 direction == HDA_OUTPUT ?
833 info->head.val |= INFO_AMP_CAPS;
835 return info->amp_caps;
838 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
841 struct hda_amp_info *info;
843 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
846 info->amp_caps = caps;
847 info->head.val |= INFO_AMP_CAPS;
852 * read the current volume to info
853 * if the cache exists, read the cache value.
855 static unsigned int get_vol_mute(struct hda_codec *codec,
856 struct hda_amp_info *info, hda_nid_t nid,
857 int ch, int direction, int index)
861 if (info->head.val & INFO_AMP_VOL(ch))
862 return info->vol[ch];
864 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
865 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
867 val = snd_hda_codec_read(codec, nid, 0,
868 AC_VERB_GET_AMP_GAIN_MUTE, parm);
869 info->vol[ch] = val & 0xff;
870 info->head.val |= INFO_AMP_VOL(ch);
871 return info->vol[ch];
875 * write the current volume in info to the h/w and update the cache
877 static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
878 hda_nid_t nid, int ch, int direction, int index,
883 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
884 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
885 parm |= index << AC_AMP_SET_INDEX_SHIFT;
887 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
892 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
894 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
895 int direction, int index)
897 struct hda_amp_info *info;
898 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
901 return get_vol_mute(codec, info, nid, ch, direction, index);
905 * update the AMP value, mask = bit mask to set, val = the value
907 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
908 int direction, int idx, int mask, int val)
910 struct hda_amp_info *info;
912 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
916 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
917 if (info->vol[ch] == val)
919 put_vol_mute(codec, info, nid, ch, direction, idx, val);
924 * update the AMP stereo with the same mask and value
926 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
927 int direction, int idx, int mask, int val)
930 for (ch = 0; ch < 2; ch++)
931 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
936 #ifdef SND_HDA_NEEDS_RESUME
937 /* resume the all amp commands from the cache */
938 void snd_hda_codec_resume_amp(struct hda_codec *codec)
940 struct hda_amp_info *buffer = codec->amp_cache.buf.list;
943 for (i = 0; i < codec->amp_cache.buf.used; i++, buffer++) {
944 u32 key = buffer->head.key;
946 unsigned int idx, dir, ch;
950 idx = (key >> 16) & 0xff;
951 dir = (key >> 24) & 0xff;
952 for (ch = 0; ch < 2; ch++) {
953 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
955 put_vol_mute(codec, buffer, nid, ch, dir, idx,
960 #endif /* SND_HDA_NEEDS_RESUME */
963 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
964 struct snd_ctl_elem_info *uinfo)
966 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
967 u16 nid = get_amp_nid(kcontrol);
968 u8 chs = get_amp_channels(kcontrol);
969 int dir = get_amp_direction(kcontrol);
972 caps = query_amp_caps(codec, nid, dir);
974 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
976 printk(KERN_WARNING "hda_codec: "
977 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
981 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
982 uinfo->count = chs == 3 ? 2 : 1;
983 uinfo->value.integer.min = 0;
984 uinfo->value.integer.max = caps;
988 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
989 struct snd_ctl_elem_value *ucontrol)
991 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
992 hda_nid_t nid = get_amp_nid(kcontrol);
993 int chs = get_amp_channels(kcontrol);
994 int dir = get_amp_direction(kcontrol);
995 int idx = get_amp_index(kcontrol);
996 long *valp = ucontrol->value.integer.value;
999 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
1002 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
1007 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
1008 struct snd_ctl_elem_value *ucontrol)
1010 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1011 hda_nid_t nid = get_amp_nid(kcontrol);
1012 int chs = get_amp_channels(kcontrol);
1013 int dir = get_amp_direction(kcontrol);
1014 int idx = get_amp_index(kcontrol);
1015 long *valp = ucontrol->value.integer.value;
1018 snd_hda_power_up(codec);
1020 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1025 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1027 snd_hda_power_down(codec);
1031 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1032 unsigned int size, unsigned int __user *_tlv)
1034 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1035 hda_nid_t nid = get_amp_nid(kcontrol);
1036 int dir = get_amp_direction(kcontrol);
1037 u32 caps, val1, val2;
1039 if (size < 4 * sizeof(unsigned int))
1041 caps = query_amp_caps(codec, nid, dir);
1042 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1043 val2 = (val2 + 1) * 25;
1044 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1045 val1 = ((int)val1) * ((int)val2);
1046 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1048 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1050 if (put_user(val1, _tlv + 2))
1052 if (put_user(val2, _tlv + 3))
1058 * set (static) TLV for virtual master volume; recalculated as max 0dB
1060 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1066 caps = query_amp_caps(codec, nid, dir);
1067 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1068 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1069 step = (step + 1) * 25;
1070 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1071 tlv[1] = 2 * sizeof(unsigned int);
1072 tlv[2] = -nums * step;
1076 /* find a mixer control element with the given name */
1077 static struct snd_kcontrol *
1078 _snd_hda_find_mixer_ctl(struct hda_codec *codec,
1079 const char *name, int idx)
1081 struct snd_ctl_elem_id id;
1082 memset(&id, 0, sizeof(id));
1083 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1085 strcpy(id.name, name);
1086 return snd_ctl_find_id(codec->bus->card, &id);
1089 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1092 return _snd_hda_find_mixer_ctl(codec, name, 0);
1095 /* Add a control element and assign to the codec */
1096 int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl)
1099 struct snd_kcontrol **knewp;
1101 err = snd_ctl_add(codec->bus->card, kctl);
1104 knewp = snd_array_new(&codec->mixers);
1111 /* Clear all controls assigned to the given codec */
1112 void snd_hda_ctls_clear(struct hda_codec *codec)
1115 struct snd_kcontrol **kctls = codec->mixers.list;
1116 for (i = 0; i < codec->mixers.used; i++)
1117 snd_ctl_remove(codec->bus->card, kctls[i]);
1118 snd_array_free(&codec->mixers);
1121 /* create a virtual master control and add slaves */
1122 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1123 unsigned int *tlv, const char **slaves)
1125 struct snd_kcontrol *kctl;
1129 for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
1132 snd_printdd("No slave found for %s\n", name);
1135 kctl = snd_ctl_make_virtual_master(name, tlv);
1138 err = snd_hda_ctl_add(codec, kctl);
1142 for (s = slaves; *s; s++) {
1143 struct snd_kcontrol *sctl;
1145 sctl = snd_hda_find_mixer_ctl(codec, *s);
1147 snd_printdd("Cannot find slave %s, skipped\n", *s);
1150 err = snd_ctl_add_slave(kctl, sctl);
1158 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1159 struct snd_ctl_elem_info *uinfo)
1161 int chs = get_amp_channels(kcontrol);
1163 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1164 uinfo->count = chs == 3 ? 2 : 1;
1165 uinfo->value.integer.min = 0;
1166 uinfo->value.integer.max = 1;
1170 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1171 struct snd_ctl_elem_value *ucontrol)
1173 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1174 hda_nid_t nid = get_amp_nid(kcontrol);
1175 int chs = get_amp_channels(kcontrol);
1176 int dir = get_amp_direction(kcontrol);
1177 int idx = get_amp_index(kcontrol);
1178 long *valp = ucontrol->value.integer.value;
1181 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
1182 HDA_AMP_MUTE) ? 0 : 1;
1184 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
1185 HDA_AMP_MUTE) ? 0 : 1;
1189 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1190 struct snd_ctl_elem_value *ucontrol)
1192 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1193 hda_nid_t nid = get_amp_nid(kcontrol);
1194 int chs = get_amp_channels(kcontrol);
1195 int dir = get_amp_direction(kcontrol);
1196 int idx = get_amp_index(kcontrol);
1197 long *valp = ucontrol->value.integer.value;
1200 snd_hda_power_up(codec);
1202 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1204 *valp ? 0 : HDA_AMP_MUTE);
1208 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
1210 *valp ? 0 : HDA_AMP_MUTE);
1211 #ifdef CONFIG_SND_HDA_POWER_SAVE
1212 if (codec->patch_ops.check_power_status)
1213 codec->patch_ops.check_power_status(codec, nid);
1215 snd_hda_power_down(codec);
1220 * bound volume controls
1222 * bind multiple volumes (# indices, from 0)
1225 #define AMP_VAL_IDX_SHIFT 19
1226 #define AMP_VAL_IDX_MASK (0x0f<<19)
1228 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1229 struct snd_ctl_elem_value *ucontrol)
1231 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1235 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1236 pval = kcontrol->private_value;
1237 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1238 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1239 kcontrol->private_value = pval;
1240 mutex_unlock(&codec->spdif_mutex);
1244 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1245 struct snd_ctl_elem_value *ucontrol)
1247 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1249 int i, indices, err = 0, change = 0;
1251 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1252 pval = kcontrol->private_value;
1253 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1254 for (i = 0; i < indices; i++) {
1255 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1256 (i << AMP_VAL_IDX_SHIFT);
1257 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1262 kcontrol->private_value = pval;
1263 mutex_unlock(&codec->spdif_mutex);
1264 return err < 0 ? err : change;
1268 * generic bound volume/swtich controls
1270 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1271 struct snd_ctl_elem_info *uinfo)
1273 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1274 struct hda_bind_ctls *c;
1277 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1278 c = (struct hda_bind_ctls *)kcontrol->private_value;
1279 kcontrol->private_value = *c->values;
1280 err = c->ops->info(kcontrol, uinfo);
1281 kcontrol->private_value = (long)c;
1282 mutex_unlock(&codec->spdif_mutex);
1286 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1287 struct snd_ctl_elem_value *ucontrol)
1289 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1290 struct hda_bind_ctls *c;
1293 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1294 c = (struct hda_bind_ctls *)kcontrol->private_value;
1295 kcontrol->private_value = *c->values;
1296 err = c->ops->get(kcontrol, ucontrol);
1297 kcontrol->private_value = (long)c;
1298 mutex_unlock(&codec->spdif_mutex);
1302 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1303 struct snd_ctl_elem_value *ucontrol)
1305 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1306 struct hda_bind_ctls *c;
1307 unsigned long *vals;
1308 int err = 0, change = 0;
1310 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1311 c = (struct hda_bind_ctls *)kcontrol->private_value;
1312 for (vals = c->values; *vals; vals++) {
1313 kcontrol->private_value = *vals;
1314 err = c->ops->put(kcontrol, ucontrol);
1319 kcontrol->private_value = (long)c;
1320 mutex_unlock(&codec->spdif_mutex);
1321 return err < 0 ? err : change;
1324 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1325 unsigned int size, unsigned int __user *tlv)
1327 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1328 struct hda_bind_ctls *c;
1331 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1332 c = (struct hda_bind_ctls *)kcontrol->private_value;
1333 kcontrol->private_value = *c->values;
1334 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1335 kcontrol->private_value = (long)c;
1336 mutex_unlock(&codec->spdif_mutex);
1340 struct hda_ctl_ops snd_hda_bind_vol = {
1341 .info = snd_hda_mixer_amp_volume_info,
1342 .get = snd_hda_mixer_amp_volume_get,
1343 .put = snd_hda_mixer_amp_volume_put,
1344 .tlv = snd_hda_mixer_amp_tlv
1347 struct hda_ctl_ops snd_hda_bind_sw = {
1348 .info = snd_hda_mixer_amp_switch_info,
1349 .get = snd_hda_mixer_amp_switch_get,
1350 .put = snd_hda_mixer_amp_switch_put,
1351 .tlv = snd_hda_mixer_amp_tlv
1355 * SPDIF out controls
1358 static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1359 struct snd_ctl_elem_info *uinfo)
1361 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1366 static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1367 struct snd_ctl_elem_value *ucontrol)
1369 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1370 IEC958_AES0_NONAUDIO |
1371 IEC958_AES0_CON_EMPHASIS_5015 |
1372 IEC958_AES0_CON_NOT_COPYRIGHT;
1373 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1374 IEC958_AES1_CON_ORIGINAL;
1378 static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1379 struct snd_ctl_elem_value *ucontrol)
1381 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1382 IEC958_AES0_NONAUDIO |
1383 IEC958_AES0_PRO_EMPHASIS_5015;
1387 static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1388 struct snd_ctl_elem_value *ucontrol)
1390 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1392 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1393 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1394 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1395 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1400 /* convert from SPDIF status bits to HDA SPDIF bits
1401 * bit 0 (DigEn) is always set zero (to be filled later)
1403 static unsigned short convert_from_spdif_status(unsigned int sbits)
1405 unsigned short val = 0;
1407 if (sbits & IEC958_AES0_PROFESSIONAL)
1408 val |= AC_DIG1_PROFESSIONAL;
1409 if (sbits & IEC958_AES0_NONAUDIO)
1410 val |= AC_DIG1_NONAUDIO;
1411 if (sbits & IEC958_AES0_PROFESSIONAL) {
1412 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1413 IEC958_AES0_PRO_EMPHASIS_5015)
1414 val |= AC_DIG1_EMPHASIS;
1416 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1417 IEC958_AES0_CON_EMPHASIS_5015)
1418 val |= AC_DIG1_EMPHASIS;
1419 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1420 val |= AC_DIG1_COPYRIGHT;
1421 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
1422 val |= AC_DIG1_LEVEL;
1423 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1428 /* convert to SPDIF status bits from HDA SPDIF bits
1430 static unsigned int convert_to_spdif_status(unsigned short val)
1432 unsigned int sbits = 0;
1434 if (val & AC_DIG1_NONAUDIO)
1435 sbits |= IEC958_AES0_NONAUDIO;
1436 if (val & AC_DIG1_PROFESSIONAL)
1437 sbits |= IEC958_AES0_PROFESSIONAL;
1438 if (sbits & IEC958_AES0_PROFESSIONAL) {
1439 if (sbits & AC_DIG1_EMPHASIS)
1440 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1442 if (val & AC_DIG1_EMPHASIS)
1443 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
1444 if (!(val & AC_DIG1_COPYRIGHT))
1445 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
1446 if (val & AC_DIG1_LEVEL)
1447 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1448 sbits |= val & (0x7f << 8);
1453 /* set digital convert verbs both for the given NID and its slaves */
1454 static void set_dig_out(struct hda_codec *codec, hda_nid_t nid,
1459 snd_hda_codec_write(codec, nid, 0, verb, val);
1460 d = codec->slave_dig_outs;
1464 snd_hda_codec_write(codec, *d, 0, verb, val);
1467 static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,
1471 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1);
1473 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2);
1476 static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1477 struct snd_ctl_elem_value *ucontrol)
1479 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1480 hda_nid_t nid = kcontrol->private_value;
1484 mutex_lock(&codec->spdif_mutex);
1485 codec->spdif_status = ucontrol->value.iec958.status[0] |
1486 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1487 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1488 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1489 val = convert_from_spdif_status(codec->spdif_status);
1490 val |= codec->spdif_ctls & 1;
1491 change = codec->spdif_ctls != val;
1492 codec->spdif_ctls = val;
1495 set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff);
1497 mutex_unlock(&codec->spdif_mutex);
1501 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1503 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1504 struct snd_ctl_elem_value *ucontrol)
1506 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1508 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1512 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1513 struct snd_ctl_elem_value *ucontrol)
1515 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1516 hda_nid_t nid = kcontrol->private_value;
1520 mutex_lock(&codec->spdif_mutex);
1521 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1522 if (ucontrol->value.integer.value[0])
1523 val |= AC_DIG1_ENABLE;
1524 change = codec->spdif_ctls != val;
1526 codec->spdif_ctls = val;
1527 set_dig_out_convert(codec, nid, val & 0xff, -1);
1528 /* unmute amp switch (if any) */
1529 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1530 (val & AC_DIG1_ENABLE))
1531 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1534 mutex_unlock(&codec->spdif_mutex);
1538 static struct snd_kcontrol_new dig_mixes[] = {
1540 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1541 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1542 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1543 .info = snd_hda_spdif_mask_info,
1544 .get = snd_hda_spdif_cmask_get,
1547 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1548 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1549 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1550 .info = snd_hda_spdif_mask_info,
1551 .get = snd_hda_spdif_pmask_get,
1554 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1555 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1556 .info = snd_hda_spdif_mask_info,
1557 .get = snd_hda_spdif_default_get,
1558 .put = snd_hda_spdif_default_put,
1561 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1562 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1563 .info = snd_hda_spdif_out_switch_info,
1564 .get = snd_hda_spdif_out_switch_get,
1565 .put = snd_hda_spdif_out_switch_put,
1570 #define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
1573 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1574 * @codec: the HDA codec
1575 * @nid: audio out widget NID
1577 * Creates controls related with the SPDIF output.
1578 * Called from each patch supporting the SPDIF out.
1580 * Returns 0 if successful, or a negative error code.
1582 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1585 struct snd_kcontrol *kctl;
1586 struct snd_kcontrol_new *dig_mix;
1589 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1590 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
1594 if (idx >= SPDIF_MAX_IDX) {
1595 printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
1598 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1599 kctl = snd_ctl_new1(dig_mix, codec);
1600 kctl->id.index = idx;
1601 kctl->private_value = nid;
1602 err = snd_hda_ctl_add(codec, kctl);
1607 snd_hda_codec_read(codec, nid, 0,
1608 AC_VERB_GET_DIGI_CONVERT_1, 0);
1609 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1614 * SPDIF sharing with analog output
1616 static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
1617 struct snd_ctl_elem_value *ucontrol)
1619 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1620 ucontrol->value.integer.value[0] = mout->share_spdif;
1624 static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
1625 struct snd_ctl_elem_value *ucontrol)
1627 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1628 mout->share_spdif = !!ucontrol->value.integer.value[0];
1632 static struct snd_kcontrol_new spdif_share_sw = {
1633 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1634 .name = "IEC958 Default PCM Playback Switch",
1635 .info = snd_ctl_boolean_mono_info,
1636 .get = spdif_share_sw_get,
1637 .put = spdif_share_sw_put,
1640 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
1641 struct hda_multi_out *mout)
1643 if (!mout->dig_out_nid)
1645 /* ATTENTION: here mout is passed as private_data, instead of codec */
1646 return snd_hda_ctl_add(codec,
1647 snd_ctl_new1(&spdif_share_sw, mout));
1654 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1656 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1657 struct snd_ctl_elem_value *ucontrol)
1659 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1661 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1665 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1666 struct snd_ctl_elem_value *ucontrol)
1668 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1669 hda_nid_t nid = kcontrol->private_value;
1670 unsigned int val = !!ucontrol->value.integer.value[0];
1673 mutex_lock(&codec->spdif_mutex);
1674 change = codec->spdif_in_enable != val;
1676 codec->spdif_in_enable = val;
1677 snd_hda_codec_write_cache(codec, nid, 0,
1678 AC_VERB_SET_DIGI_CONVERT_1, val);
1680 mutex_unlock(&codec->spdif_mutex);
1684 static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1685 struct snd_ctl_elem_value *ucontrol)
1687 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1688 hda_nid_t nid = kcontrol->private_value;
1692 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1693 sbits = convert_to_spdif_status(val);
1694 ucontrol->value.iec958.status[0] = sbits;
1695 ucontrol->value.iec958.status[1] = sbits >> 8;
1696 ucontrol->value.iec958.status[2] = sbits >> 16;
1697 ucontrol->value.iec958.status[3] = sbits >> 24;
1701 static struct snd_kcontrol_new dig_in_ctls[] = {
1703 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1704 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1705 .info = snd_hda_spdif_in_switch_info,
1706 .get = snd_hda_spdif_in_switch_get,
1707 .put = snd_hda_spdif_in_switch_put,
1710 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1711 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1712 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1713 .info = snd_hda_spdif_mask_info,
1714 .get = snd_hda_spdif_in_status_get,
1720 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1721 * @codec: the HDA codec
1722 * @nid: audio in widget NID
1724 * Creates controls related with the SPDIF input.
1725 * Called from each patch supporting the SPDIF in.
1727 * Returns 0 if successful, or a negative error code.
1729 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1732 struct snd_kcontrol *kctl;
1733 struct snd_kcontrol_new *dig_mix;
1736 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1737 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
1741 if (idx >= SPDIF_MAX_IDX) {
1742 printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
1745 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1746 kctl = snd_ctl_new1(dig_mix, codec);
1747 kctl->private_value = nid;
1748 err = snd_hda_ctl_add(codec, kctl);
1752 codec->spdif_in_enable =
1753 snd_hda_codec_read(codec, nid, 0,
1754 AC_VERB_GET_DIGI_CONVERT_1, 0) &
1759 #ifdef SND_HDA_NEEDS_RESUME
1764 /* build a 32bit cache key with the widget id and the command parameter */
1765 #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1766 #define get_cmd_cache_nid(key) ((key) & 0xff)
1767 #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1770 * snd_hda_codec_write_cache - send a single command with caching
1771 * @codec: the HDA codec
1772 * @nid: NID to send the command
1773 * @direct: direct flag
1774 * @verb: the verb to send
1775 * @parm: the parameter for the verb
1777 * Send a single command without waiting for response.
1779 * Returns 0 if successful, or a negative error code.
1781 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1782 int direct, unsigned int verb, unsigned int parm)
1785 snd_hda_power_up(codec);
1786 mutex_lock(&codec->bus->cmd_mutex);
1787 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1789 struct hda_cache_head *c;
1790 u32 key = build_cmd_cache_key(nid, verb);
1791 c = get_alloc_hash(&codec->cmd_cache, key);
1795 mutex_unlock(&codec->bus->cmd_mutex);
1796 snd_hda_power_down(codec);
1800 /* resume the all commands from the cache */
1801 void snd_hda_codec_resume_cache(struct hda_codec *codec)
1803 struct hda_cache_head *buffer = codec->cmd_cache.buf.list;
1806 for (i = 0; i < codec->cmd_cache.buf.used; i++, buffer++) {
1807 u32 key = buffer->key;
1810 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1811 get_cmd_cache_cmd(key), buffer->val);
1816 * snd_hda_sequence_write_cache - sequence writes with caching
1817 * @codec: the HDA codec
1818 * @seq: VERB array to send
1820 * Send the commands sequentially from the given array.
1821 * Thte commands are recorded on cache for power-save and resume.
1822 * The array must be terminated with NID=0.
1824 void snd_hda_sequence_write_cache(struct hda_codec *codec,
1825 const struct hda_verb *seq)
1827 for (; seq->nid; seq++)
1828 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1831 #endif /* SND_HDA_NEEDS_RESUME */
1834 * set power state of the codec
1836 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1837 unsigned int power_state)
1842 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1844 msleep(10); /* partial workaround for "azx_get_response timeout" */
1846 nid = codec->start_nid;
1847 for (i = 0; i < codec->num_nodes; i++, nid++) {
1848 unsigned int wcaps = get_wcaps(codec, nid);
1849 if (wcaps & AC_WCAP_POWER) {
1850 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1852 if (wid_type == AC_WID_PIN) {
1853 unsigned int pincap;
1855 * don't power down the widget if it controls
1856 * eapd and EAPD_BTLENABLE is set.
1858 pincap = snd_hda_param_read(codec, nid,
1860 if (pincap & AC_PINCAP_EAPD) {
1861 int eapd = snd_hda_codec_read(codec,
1863 AC_VERB_GET_EAPD_BTLENABLE, 0);
1865 if (power_state == AC_PWRST_D3 && eapd)
1869 snd_hda_codec_write(codec, nid, 0,
1870 AC_VERB_SET_POWER_STATE,
1875 if (power_state == AC_PWRST_D0) {
1876 unsigned long end_time;
1879 /* wait until the codec reachs to D0 */
1880 end_time = jiffies + msecs_to_jiffies(500);
1882 state = snd_hda_codec_read(codec, fg, 0,
1883 AC_VERB_GET_POWER_STATE, 0);
1884 if (state == power_state)
1887 } while (time_after_eq(end_time, jiffies));
1891 #ifdef SND_HDA_NEEDS_RESUME
1893 * call suspend and power-down; used both from PM and power-save
1895 static void hda_call_codec_suspend(struct hda_codec *codec)
1897 if (codec->patch_ops.suspend)
1898 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1899 hda_set_power_state(codec,
1900 codec->afg ? codec->afg : codec->mfg,
1902 #ifdef CONFIG_SND_HDA_POWER_SAVE
1903 cancel_delayed_work(&codec->power_work);
1904 codec->power_on = 0;
1905 codec->power_transition = 0;
1910 * kick up codec; used both from PM and power-save
1912 static void hda_call_codec_resume(struct hda_codec *codec)
1914 hda_set_power_state(codec,
1915 codec->afg ? codec->afg : codec->mfg,
1917 if (codec->patch_ops.resume)
1918 codec->patch_ops.resume(codec);
1920 if (codec->patch_ops.init)
1921 codec->patch_ops.init(codec);
1922 snd_hda_codec_resume_amp(codec);
1923 snd_hda_codec_resume_cache(codec);
1926 #endif /* SND_HDA_NEEDS_RESUME */
1930 * snd_hda_build_controls - build mixer controls
1933 * Creates mixer controls for each codec included in the bus.
1935 * Returns 0 if successful, otherwise a negative error code.
1937 int __devinit snd_hda_build_controls(struct hda_bus *bus)
1939 struct hda_codec *codec;
1941 list_for_each_entry(codec, &bus->codec_list, list) {
1943 /* fake as if already powered-on */
1944 hda_keep_power_on(codec);
1946 hda_set_power_state(codec,
1947 codec->afg ? codec->afg : codec->mfg,
1949 /* continue to initialize... */
1950 if (codec->patch_ops.init)
1951 err = codec->patch_ops.init(codec);
1952 if (!err && codec->patch_ops.build_controls)
1953 err = codec->patch_ops.build_controls(codec);
1954 snd_hda_power_down(codec);
1965 struct hda_rate_tbl {
1967 unsigned int alsa_bits;
1968 unsigned int hda_fmt;
1971 static struct hda_rate_tbl rate_bits[] = {
1972 /* rate in Hz, ALSA rate bitmask, HDA format value */
1974 /* autodetected value used in snd_hda_query_supported_pcm */
1975 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1976 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1977 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1978 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1979 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1980 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1981 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1982 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1983 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1984 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1985 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
1986 #define AC_PAR_PCM_RATE_BITS 11
1987 /* up to bits 10, 384kHZ isn't supported properly */
1989 /* not autodetected value */
1990 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
1992 { 0 } /* terminator */
1996 * snd_hda_calc_stream_format - calculate format bitset
1997 * @rate: the sample rate
1998 * @channels: the number of channels
1999 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
2000 * @maxbps: the max. bps
2002 * Calculate the format bitset from the given rate, channels and th PCM format.
2004 * Return zero if invalid.
2006 unsigned int snd_hda_calc_stream_format(unsigned int rate,
2007 unsigned int channels,
2008 unsigned int format,
2009 unsigned int maxbps)
2012 unsigned int val = 0;
2014 for (i = 0; rate_bits[i].hz; i++)
2015 if (rate_bits[i].hz == rate) {
2016 val = rate_bits[i].hda_fmt;
2019 if (!rate_bits[i].hz) {
2020 snd_printdd("invalid rate %d\n", rate);
2024 if (channels == 0 || channels > 8) {
2025 snd_printdd("invalid channels %d\n", channels);
2028 val |= channels - 1;
2030 switch (snd_pcm_format_width(format)) {
2031 case 8: val |= 0x00; break;
2032 case 16: val |= 0x10; break;
2038 else if (maxbps >= 24)
2044 snd_printdd("invalid format width %d\n",
2045 snd_pcm_format_width(format));
2053 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
2054 * @codec: the HDA codec
2055 * @nid: NID to query
2056 * @ratesp: the pointer to store the detected rate bitflags
2057 * @formatsp: the pointer to store the detected formats
2058 * @bpsp: the pointer to store the detected format widths
2060 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
2061 * or @bsps argument is ignored.
2063 * Returns 0 if successful, otherwise a negative error code.
2065 int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
2066 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
2069 unsigned int val, streams;
2072 if (nid != codec->afg &&
2073 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2074 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2079 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2083 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
2085 rates |= rate_bits[i].alsa_bits;
2090 if (formatsp || bpsp) {
2095 wcaps = get_wcaps(codec, nid);
2096 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2100 streams = snd_hda_param_read(codec, codec->afg,
2107 if (streams & AC_SUPFMT_PCM) {
2108 if (val & AC_SUPPCM_BITS_8) {
2109 formats |= SNDRV_PCM_FMTBIT_U8;
2112 if (val & AC_SUPPCM_BITS_16) {
2113 formats |= SNDRV_PCM_FMTBIT_S16_LE;
2116 if (wcaps & AC_WCAP_DIGITAL) {
2117 if (val & AC_SUPPCM_BITS_32)
2118 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
2119 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
2120 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2121 if (val & AC_SUPPCM_BITS_24)
2123 else if (val & AC_SUPPCM_BITS_20)
2125 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
2126 AC_SUPPCM_BITS_32)) {
2127 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2128 if (val & AC_SUPPCM_BITS_32)
2130 else if (val & AC_SUPPCM_BITS_24)
2132 else if (val & AC_SUPPCM_BITS_20)
2136 else if (streams == AC_SUPFMT_FLOAT32) {
2137 /* should be exclusive */
2138 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
2140 } else if (streams == AC_SUPFMT_AC3) {
2141 /* should be exclusive */
2142 /* temporary hack: we have still no proper support
2143 * for the direct AC3 stream...
2145 formats |= SNDRV_PCM_FMTBIT_U8;
2149 *formatsp = formats;
2158 * snd_hda_is_supported_format - check whether the given node supports
2161 * Returns 1 if supported, 0 if not.
2163 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2164 unsigned int format)
2167 unsigned int val = 0, rate, stream;
2169 if (nid != codec->afg &&
2170 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
2171 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2176 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2181 rate = format & 0xff00;
2182 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
2183 if (rate_bits[i].hda_fmt == rate) {
2188 if (i >= AC_PAR_PCM_RATE_BITS)
2191 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2194 if (!stream && nid != codec->afg)
2195 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
2196 if (!stream || stream == -1)
2199 if (stream & AC_SUPFMT_PCM) {
2200 switch (format & 0xf0) {
2202 if (!(val & AC_SUPPCM_BITS_8))
2206 if (!(val & AC_SUPPCM_BITS_16))
2210 if (!(val & AC_SUPPCM_BITS_20))
2214 if (!(val & AC_SUPPCM_BITS_24))
2218 if (!(val & AC_SUPPCM_BITS_32))
2225 /* FIXME: check for float32 and AC3? */
2234 static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2235 struct hda_codec *codec,
2236 struct snd_pcm_substream *substream)
2241 static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2242 struct hda_codec *codec,
2243 unsigned int stream_tag,
2244 unsigned int format,
2245 struct snd_pcm_substream *substream)
2247 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2251 static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2252 struct hda_codec *codec,
2253 struct snd_pcm_substream *substream)
2255 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
2259 static int __devinit set_pcm_default_values(struct hda_codec *codec,
2260 struct hda_pcm_stream *info)
2262 /* query support PCM information from the given NID */
2263 if (info->nid && (!info->rates || !info->formats)) {
2264 snd_hda_query_supported_pcm(codec, info->nid,
2265 info->rates ? NULL : &info->rates,
2266 info->formats ? NULL : &info->formats,
2267 info->maxbps ? NULL : &info->maxbps);
2269 if (info->ops.open == NULL)
2270 info->ops.open = hda_pcm_default_open_close;
2271 if (info->ops.close == NULL)
2272 info->ops.close = hda_pcm_default_open_close;
2273 if (info->ops.prepare == NULL) {
2274 if (snd_BUG_ON(!info->nid))
2276 info->ops.prepare = hda_pcm_default_prepare;
2278 if (info->ops.cleanup == NULL) {
2279 if (snd_BUG_ON(!info->nid))
2281 info->ops.cleanup = hda_pcm_default_cleanup;
2287 * attach a new PCM stream
2289 static int __devinit
2290 snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm)
2292 struct hda_pcm_stream *info;
2297 for (stream = 0; stream < 2; stream++) {
2298 info = &pcm->stream[stream];
2299 if (info->substreams) {
2300 err = set_pcm_default_values(codec, info);
2305 return codec->bus->ops.attach_pcm(codec, pcm);
2309 * snd_hda_build_pcms - build PCM information
2312 * Create PCM information for each codec included in the bus.
2314 * The build_pcms codec patch is requested to set up codec->num_pcms and
2315 * codec->pcm_info properly. The array is referred by the top-level driver
2316 * to create its PCM instances.
2317 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2320 * At least, substreams, channels_min and channels_max must be filled for
2321 * each stream. substreams = 0 indicates that the stream doesn't exist.
2322 * When rates and/or formats are zero, the supported values are queried
2323 * from the given nid. The nid is used also by the default ops.prepare
2324 * and ops.cleanup callbacks.
2326 * The driver needs to call ops.open in its open callback. Similarly,
2327 * ops.close is supposed to be called in the close callback.
2328 * ops.prepare should be called in the prepare or hw_params callback
2329 * with the proper parameters for set up.
2330 * ops.cleanup should be called in hw_free for clean up of streams.
2332 * This function returns 0 if successfull, or a negative error code.
2334 int __devinit snd_hda_build_pcms(struct hda_bus *bus)
2336 static const char *dev_name[HDA_PCM_NTYPES] = {
2337 "Audio", "SPDIF", "HDMI", "Modem"
2339 /* starting device index for each PCM type */
2340 static int dev_idx[HDA_PCM_NTYPES] = {
2341 [HDA_PCM_TYPE_AUDIO] = 0,
2342 [HDA_PCM_TYPE_SPDIF] = 1,
2343 [HDA_PCM_TYPE_HDMI] = 3,
2344 [HDA_PCM_TYPE_MODEM] = 6
2346 /* normal audio device indices; not linear to keep compatibility */
2347 static int audio_idx[4] = { 0, 2, 4, 5 };
2348 struct hda_codec *codec;
2349 int num_devs[HDA_PCM_NTYPES];
2351 memset(num_devs, 0, sizeof(num_devs));
2352 list_for_each_entry(codec, &bus->codec_list, list) {
2355 if (!codec->patch_ops.build_pcms)
2357 err = codec->patch_ops.build_pcms(codec);
2360 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2361 struct hda_pcm *cpcm = &codec->pcm_info[pcm];
2362 int type = cpcm->pcm_type;
2364 case HDA_PCM_TYPE_AUDIO:
2365 if (num_devs[type] >= ARRAY_SIZE(audio_idx)) {
2366 snd_printk(KERN_WARNING
2367 "Too many audio devices\n");
2370 cpcm->device = audio_idx[num_devs[type]];
2372 case HDA_PCM_TYPE_SPDIF:
2373 case HDA_PCM_TYPE_HDMI:
2374 case HDA_PCM_TYPE_MODEM:
2375 if (num_devs[type]) {
2376 snd_printk(KERN_WARNING
2377 "%s already defined\n",
2381 cpcm->device = dev_idx[type];
2384 snd_printk(KERN_WARNING
2385 "Invalid PCM type %d\n", type);
2389 err = snd_hda_attach_pcm(codec, cpcm);
2398 * snd_hda_check_board_config - compare the current codec with the config table
2399 * @codec: the HDA codec
2400 * @num_configs: number of config enums
2401 * @models: array of model name strings
2402 * @tbl: configuration table, terminated by null entries
2404 * Compares the modelname or PCI subsystem id of the current codec with the
2405 * given configuration table. If a matching entry is found, returns its
2406 * config value (supposed to be 0 or positive).
2408 * If no entries are matching, the function returns a negative value.
2410 int snd_hda_check_board_config(struct hda_codec *codec,
2411 int num_configs, const char **models,
2412 const struct snd_pci_quirk *tbl)
2414 if (codec->modelname && models) {
2416 for (i = 0; i < num_configs; i++) {
2418 !strcmp(codec->modelname, models[i])) {
2419 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2420 "selected\n", models[i]);
2426 if (!codec->bus->pci || !tbl)
2429 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2432 if (tbl->value >= 0 && tbl->value < num_configs) {
2433 #ifdef CONFIG_SND_DEBUG_VERBOSE
2435 const char *model = NULL;
2437 model = models[tbl->value];
2439 sprintf(tmp, "#%d", tbl->value);
2442 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2443 "for config %x:%x (%s)\n",
2444 model, tbl->subvendor, tbl->subdevice,
2445 (tbl->name ? tbl->name : "Unknown device"));
2453 * snd_hda_add_new_ctls - create controls from the array
2454 * @codec: the HDA codec
2455 * @knew: the array of struct snd_kcontrol_new
2457 * This helper function creates and add new controls in the given array.
2458 * The array must be terminated with an empty entry as terminator.
2460 * Returns 0 if successful, or a negative error code.
2462 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
2466 for (; knew->name; knew++) {
2467 struct snd_kcontrol *kctl;
2468 kctl = snd_ctl_new1(knew, codec);
2471 err = snd_hda_ctl_add(codec, kctl);
2475 kctl = snd_ctl_new1(knew, codec);
2478 kctl->id.device = codec->addr;
2479 err = snd_hda_ctl_add(codec, kctl);
2487 #ifdef CONFIG_SND_HDA_POWER_SAVE
2488 static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2489 unsigned int power_state);
2491 static void hda_power_work(struct work_struct *work)
2493 struct hda_codec *codec =
2494 container_of(work, struct hda_codec, power_work.work);
2496 if (!codec->power_on || codec->power_count) {
2497 codec->power_transition = 0;
2501 hda_call_codec_suspend(codec);
2502 if (codec->bus->ops.pm_notify)
2503 codec->bus->ops.pm_notify(codec);
2506 static void hda_keep_power_on(struct hda_codec *codec)
2508 codec->power_count++;
2509 codec->power_on = 1;
2512 void snd_hda_power_up(struct hda_codec *codec)
2514 codec->power_count++;
2515 if (codec->power_on || codec->power_transition)
2518 codec->power_on = 1;
2519 if (codec->bus->ops.pm_notify)
2520 codec->bus->ops.pm_notify(codec);
2521 hda_call_codec_resume(codec);
2522 cancel_delayed_work(&codec->power_work);
2523 codec->power_transition = 0;
2526 void snd_hda_power_down(struct hda_codec *codec)
2528 --codec->power_count;
2529 if (!codec->power_on || codec->power_count || codec->power_transition)
2532 codec->power_transition = 1; /* avoid reentrance */
2533 schedule_delayed_work(&codec->power_work,
2534 msecs_to_jiffies(power_save * 1000));
2538 int snd_hda_check_amp_list_power(struct hda_codec *codec,
2539 struct hda_loopback_check *check,
2542 struct hda_amp_list *p;
2545 if (!check->amplist)
2547 for (p = check->amplist; p->nid; p++) {
2552 return 0; /* nothing changed */
2554 for (p = check->amplist; p->nid; p++) {
2555 for (ch = 0; ch < 2; ch++) {
2556 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2558 if (!(v & HDA_AMP_MUTE) && v > 0) {
2559 if (!check->power_on) {
2560 check->power_on = 1;
2561 snd_hda_power_up(codec);
2567 if (check->power_on) {
2568 check->power_on = 0;
2569 snd_hda_power_down(codec);
2576 * Channel mode helper
2578 int snd_hda_ch_mode_info(struct hda_codec *codec,
2579 struct snd_ctl_elem_info *uinfo,
2580 const struct hda_channel_mode *chmode,
2583 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2585 uinfo->value.enumerated.items = num_chmodes;
2586 if (uinfo->value.enumerated.item >= num_chmodes)
2587 uinfo->value.enumerated.item = num_chmodes - 1;
2588 sprintf(uinfo->value.enumerated.name, "%dch",
2589 chmode[uinfo->value.enumerated.item].channels);
2593 int snd_hda_ch_mode_get(struct hda_codec *codec,
2594 struct snd_ctl_elem_value *ucontrol,
2595 const struct hda_channel_mode *chmode,
2601 for (i = 0; i < num_chmodes; i++) {
2602 if (max_channels == chmode[i].channels) {
2603 ucontrol->value.enumerated.item[0] = i;
2610 int snd_hda_ch_mode_put(struct hda_codec *codec,
2611 struct snd_ctl_elem_value *ucontrol,
2612 const struct hda_channel_mode *chmode,
2618 mode = ucontrol->value.enumerated.item[0];
2619 if (mode >= num_chmodes)
2621 if (*max_channelsp == chmode[mode].channels)
2623 /* change the current channel setting */
2624 *max_channelsp = chmode[mode].channels;
2625 if (chmode[mode].sequence)
2626 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
2633 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2634 struct snd_ctl_elem_info *uinfo)
2638 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2640 uinfo->value.enumerated.items = imux->num_items;
2641 if (!imux->num_items)
2643 index = uinfo->value.enumerated.item;
2644 if (index >= imux->num_items)
2645 index = imux->num_items - 1;
2646 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2650 int snd_hda_input_mux_put(struct hda_codec *codec,
2651 const struct hda_input_mux *imux,
2652 struct snd_ctl_elem_value *ucontrol,
2654 unsigned int *cur_val)
2658 if (!imux->num_items)
2660 idx = ucontrol->value.enumerated.item[0];
2661 if (idx >= imux->num_items)
2662 idx = imux->num_items - 1;
2663 if (*cur_val == idx)
2665 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2666 imux->items[idx].index);
2673 * Multi-channel / digital-out PCM helper functions
2676 /* setup SPDIF output stream */
2677 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2678 unsigned int stream_tag, unsigned int format)
2680 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2681 if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
2682 set_dig_out_convert(codec, nid,
2683 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff,
2685 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2686 if (codec->slave_dig_outs) {
2688 for (d = codec->slave_dig_outs; *d; d++)
2689 snd_hda_codec_setup_stream(codec, *d, stream_tag, 0,
2692 /* turn on again (if needed) */
2693 if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
2694 set_dig_out_convert(codec, nid,
2695 codec->spdif_ctls & 0xff, -1);
2698 static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid)
2700 snd_hda_codec_cleanup_stream(codec, nid);
2701 if (codec->slave_dig_outs) {
2703 for (d = codec->slave_dig_outs; *d; d++)
2704 snd_hda_codec_cleanup_stream(codec, *d);
2709 * open the digital out in the exclusive mode
2711 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2712 struct hda_multi_out *mout)
2714 mutex_lock(&codec->spdif_mutex);
2715 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2716 /* already opened as analog dup; reset it once */
2717 cleanup_dig_out_stream(codec, mout->dig_out_nid);
2718 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
2719 mutex_unlock(&codec->spdif_mutex);
2723 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2724 struct hda_multi_out *mout,
2725 unsigned int stream_tag,
2726 unsigned int format,
2727 struct snd_pcm_substream *substream)
2729 mutex_lock(&codec->spdif_mutex);
2730 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2731 mutex_unlock(&codec->spdif_mutex);
2736 * release the digital out
2738 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2739 struct hda_multi_out *mout)
2741 mutex_lock(&codec->spdif_mutex);
2742 mout->dig_out_used = 0;
2743 mutex_unlock(&codec->spdif_mutex);
2748 * set up more restrictions for analog out
2750 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2751 struct hda_multi_out *mout,
2752 struct snd_pcm_substream *substream,
2753 struct hda_pcm_stream *hinfo)
2755 struct snd_pcm_runtime *runtime = substream->runtime;
2756 runtime->hw.channels_max = mout->max_channels;
2757 if (mout->dig_out_nid) {
2758 if (!mout->analog_rates) {
2759 mout->analog_rates = hinfo->rates;
2760 mout->analog_formats = hinfo->formats;
2761 mout->analog_maxbps = hinfo->maxbps;
2763 runtime->hw.rates = mout->analog_rates;
2764 runtime->hw.formats = mout->analog_formats;
2765 hinfo->maxbps = mout->analog_maxbps;
2767 if (!mout->spdif_rates) {
2768 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
2770 &mout->spdif_formats,
2771 &mout->spdif_maxbps);
2773 mutex_lock(&codec->spdif_mutex);
2774 if (mout->share_spdif) {
2775 runtime->hw.rates &= mout->spdif_rates;
2776 runtime->hw.formats &= mout->spdif_formats;
2777 if (mout->spdif_maxbps < hinfo->maxbps)
2778 hinfo->maxbps = mout->spdif_maxbps;
2780 mutex_unlock(&codec->spdif_mutex);
2782 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2783 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2787 * set up the i/o for analog out
2788 * when the digital out is available, copy the front out to digital out, too.
2790 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2791 struct hda_multi_out *mout,
2792 unsigned int stream_tag,
2793 unsigned int format,
2794 struct snd_pcm_substream *substream)
2796 hda_nid_t *nids = mout->dac_nids;
2797 int chs = substream->runtime->channels;
2800 mutex_lock(&codec->spdif_mutex);
2801 if (mout->dig_out_nid && mout->share_spdif &&
2802 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2804 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2806 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
2807 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
2808 setup_dig_out_stream(codec, mout->dig_out_nid,
2809 stream_tag, format);
2811 mout->dig_out_used = 0;
2812 cleanup_dig_out_stream(codec, mout->dig_out_nid);
2815 mutex_unlock(&codec->spdif_mutex);
2818 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2820 if (!mout->no_share_stream &&
2821 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
2822 /* headphone out will just decode front left/right (stereo) */
2823 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2825 /* extra outputs copied from front */
2826 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2827 if (!mout->no_share_stream && mout->extra_out_nid[i])
2828 snd_hda_codec_setup_stream(codec,
2829 mout->extra_out_nid[i],
2830 stream_tag, 0, format);
2833 for (i = 1; i < mout->num_dacs; i++) {
2834 if (chs >= (i + 1) * 2) /* independent out */
2835 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2837 else if (!mout->no_share_stream) /* copy front */
2838 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2845 * clean up the setting for analog out
2847 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2848 struct hda_multi_out *mout)
2850 hda_nid_t *nids = mout->dac_nids;
2853 for (i = 0; i < mout->num_dacs; i++)
2854 snd_hda_codec_cleanup_stream(codec, nids[i]);
2856 snd_hda_codec_cleanup_stream(codec, mout->hp_nid);
2857 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2858 if (mout->extra_out_nid[i])
2859 snd_hda_codec_cleanup_stream(codec,
2860 mout->extra_out_nid[i]);
2861 mutex_lock(&codec->spdif_mutex);
2862 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2863 cleanup_dig_out_stream(codec, mout->dig_out_nid);
2864 mout->dig_out_used = 0;
2866 mutex_unlock(&codec->spdif_mutex);
2871 * Helper for automatic pin configuration
2874 static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
2876 for (; *list; list++)
2884 * Sort an associated group of pins according to their sequence numbers.
2886 static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2893 for (i = 0; i < num_pins; i++) {
2894 for (j = i + 1; j < num_pins; j++) {
2895 if (sequences[i] > sequences[j]) {
2897 sequences[i] = sequences[j];
2909 * Parse all pin widgets and store the useful pin nids to cfg
2911 * The number of line-outs or any primary output is stored in line_outs,
2912 * and the corresponding output pins are assigned to line_out_pins[],
2913 * in the order of front, rear, CLFE, side, ...
2915 * If more extra outputs (speaker and headphone) are found, the pins are
2916 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2917 * is detected, one of speaker of HP pins is assigned as the primary
2918 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2919 * if any analog output exists.
2921 * The analog input pins are assigned to input_pins array.
2922 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2925 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2926 struct auto_pin_cfg *cfg,
2927 hda_nid_t *ignore_nids)
2929 hda_nid_t nid, end_nid;
2930 short seq, assoc_line_out, assoc_speaker;
2931 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2932 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
2933 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
2935 memset(cfg, 0, sizeof(*cfg));
2937 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2938 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2939 memset(sequences_hp, 0, sizeof(sequences_hp));
2940 assoc_line_out = assoc_speaker = 0;
2942 end_nid = codec->start_nid + codec->num_nodes;
2943 for (nid = codec->start_nid; nid < end_nid; nid++) {
2944 unsigned int wid_caps = get_wcaps(codec, nid);
2945 unsigned int wid_type =
2946 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
2947 unsigned int def_conf;
2950 /* read all default configuration for pin complex */
2951 if (wid_type != AC_WID_PIN)
2953 /* ignore the given nids (e.g. pc-beep returns error) */
2954 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2957 def_conf = snd_hda_codec_read(codec, nid, 0,
2958 AC_VERB_GET_CONFIG_DEFAULT, 0);
2959 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2961 loc = get_defcfg_location(def_conf);
2962 switch (get_defcfg_device(def_conf)) {
2963 case AC_JACK_LINE_OUT:
2964 seq = get_defcfg_sequence(def_conf);
2965 assoc = get_defcfg_association(def_conf);
2967 if (!(wid_caps & AC_WCAP_STEREO))
2968 if (!cfg->mono_out_pin)
2969 cfg->mono_out_pin = nid;
2972 if (!assoc_line_out)
2973 assoc_line_out = assoc;
2974 else if (assoc_line_out != assoc)
2976 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2978 cfg->line_out_pins[cfg->line_outs] = nid;
2979 sequences_line_out[cfg->line_outs] = seq;
2982 case AC_JACK_SPEAKER:
2983 seq = get_defcfg_sequence(def_conf);
2984 assoc = get_defcfg_association(def_conf);
2987 if (! assoc_speaker)
2988 assoc_speaker = assoc;
2989 else if (assoc_speaker != assoc)
2991 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2993 cfg->speaker_pins[cfg->speaker_outs] = nid;
2994 sequences_speaker[cfg->speaker_outs] = seq;
2995 cfg->speaker_outs++;
2997 case AC_JACK_HP_OUT:
2998 seq = get_defcfg_sequence(def_conf);
2999 assoc = get_defcfg_association(def_conf);
3000 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
3002 cfg->hp_pins[cfg->hp_outs] = nid;
3003 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
3006 case AC_JACK_MIC_IN: {
3008 if (loc == AC_JACK_LOC_FRONT) {
3009 preferred = AUTO_PIN_FRONT_MIC;
3012 preferred = AUTO_PIN_MIC;
3013 alt = AUTO_PIN_FRONT_MIC;
3015 if (!cfg->input_pins[preferred])
3016 cfg->input_pins[preferred] = nid;
3017 else if (!cfg->input_pins[alt])
3018 cfg->input_pins[alt] = nid;
3021 case AC_JACK_LINE_IN:
3022 if (loc == AC_JACK_LOC_FRONT)
3023 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
3025 cfg->input_pins[AUTO_PIN_LINE] = nid;
3028 cfg->input_pins[AUTO_PIN_CD] = nid;
3031 cfg->input_pins[AUTO_PIN_AUX] = nid;
3033 case AC_JACK_SPDIF_OUT:
3034 cfg->dig_out_pin = nid;
3036 case AC_JACK_SPDIF_IN:
3037 cfg->dig_in_pin = nid;
3043 * If no line-out is defined but multiple HPs are found,
3044 * some of them might be the real line-outs.
3046 if (!cfg->line_outs && cfg->hp_outs > 1) {
3048 while (i < cfg->hp_outs) {
3049 /* The real HPs should have the sequence 0x0f */
3050 if ((sequences_hp[i] & 0x0f) == 0x0f) {
3054 /* Move it to the line-out table */
3055 cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
3056 sequences_line_out[cfg->line_outs] = sequences_hp[i];
3059 memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
3060 sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
3061 memmove(sequences_hp + i - 1, sequences_hp + i,
3062 sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
3066 /* sort by sequence */
3067 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
3069 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
3071 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
3074 /* if we have only one mic, make it AUTO_PIN_MIC */
3075 if (!cfg->input_pins[AUTO_PIN_MIC] &&
3076 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
3077 cfg->input_pins[AUTO_PIN_MIC] =
3078 cfg->input_pins[AUTO_PIN_FRONT_MIC];
3079 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
3081 /* ditto for line-in */
3082 if (!cfg->input_pins[AUTO_PIN_LINE] &&
3083 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
3084 cfg->input_pins[AUTO_PIN_LINE] =
3085 cfg->input_pins[AUTO_PIN_FRONT_LINE];
3086 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
3090 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
3091 * as a primary output
3093 if (!cfg->line_outs) {
3094 if (cfg->speaker_outs) {
3095 cfg->line_outs = cfg->speaker_outs;
3096 memcpy(cfg->line_out_pins, cfg->speaker_pins,
3097 sizeof(cfg->speaker_pins));
3098 cfg->speaker_outs = 0;
3099 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
3100 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
3101 } else if (cfg->hp_outs) {
3102 cfg->line_outs = cfg->hp_outs;
3103 memcpy(cfg->line_out_pins, cfg->hp_pins,
3104 sizeof(cfg->hp_pins));
3106 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
3107 cfg->line_out_type = AUTO_PIN_HP_OUT;
3111 /* Reorder the surround channels
3112 * ALSA sequence is front/surr/clfe/side
3114 * 4-ch: front/surr => OK as it is
3115 * 6-ch: front/clfe/surr
3116 * 8-ch: front/clfe/rear/side|fc
3118 switch (cfg->line_outs) {
3121 nid = cfg->line_out_pins[1];
3122 cfg->line_out_pins[1] = cfg->line_out_pins[2];
3123 cfg->line_out_pins[2] = nid;
3128 * debug prints of the parsed results
3130 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3131 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
3132 cfg->line_out_pins[2], cfg->line_out_pins[3],
3133 cfg->line_out_pins[4]);
3134 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3135 cfg->speaker_outs, cfg->speaker_pins[0],
3136 cfg->speaker_pins[1], cfg->speaker_pins[2],
3137 cfg->speaker_pins[3], cfg->speaker_pins[4]);
3138 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3139 cfg->hp_outs, cfg->hp_pins[0],
3140 cfg->hp_pins[1], cfg->hp_pins[2],
3141 cfg->hp_pins[3], cfg->hp_pins[4]);
3142 snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin);
3143 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
3144 " cd=0x%x, aux=0x%x\n",
3145 cfg->input_pins[AUTO_PIN_MIC],
3146 cfg->input_pins[AUTO_PIN_FRONT_MIC],
3147 cfg->input_pins[AUTO_PIN_LINE],
3148 cfg->input_pins[AUTO_PIN_FRONT_LINE],
3149 cfg->input_pins[AUTO_PIN_CD],
3150 cfg->input_pins[AUTO_PIN_AUX]);
3155 /* labels for input pins */
3156 const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
3157 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
3167 * snd_hda_suspend - suspend the codecs
3169 * @state: suspsend state
3171 * Returns 0 if successful.
3173 int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
3175 struct hda_codec *codec;
3177 list_for_each_entry(codec, &bus->codec_list, list) {
3178 #ifdef CONFIG_SND_HDA_POWER_SAVE
3179 if (!codec->power_on)
3182 hda_call_codec_suspend(codec);
3188 * snd_hda_resume - resume the codecs
3190 * @state: resume state
3192 * Returns 0 if successful.
3194 * This fucntion is defined only when POWER_SAVE isn't set.
3195 * In the power-save mode, the codec is resumed dynamically.
3197 int snd_hda_resume(struct hda_bus *bus)
3199 struct hda_codec *codec;
3201 list_for_each_entry(codec, &bus->codec_list, list) {
3202 if (snd_hda_codec_needs_resume(codec))
3203 hda_call_codec_resume(codec);
3207 #ifdef CONFIG_SND_HDA_POWER_SAVE
3208 int snd_hda_codecs_inuse(struct hda_bus *bus)
3210 struct hda_codec *codec;
3212 list_for_each_entry(codec, &bus->codec_list, list) {
3213 if (snd_hda_codec_needs_resume(codec))
3225 /* get a new element from the given array
3226 * if it exceeds the pre-allocated array size, re-allocate the array
3228 void *snd_array_new(struct snd_array *array)
3230 if (array->used >= array->alloced) {
3231 int num = array->alloced + array->alloc_align;
3232 void *nlist = kcalloc(num + 1, array->elem_size, GFP_KERNEL);
3236 memcpy(nlist, array->list,
3237 array->elem_size * array->alloced);
3240 array->list = nlist;
3241 array->alloced = num;
3243 return array->list + (array->used++ * array->elem_size);
3246 /* free the given array elements */
3247 void snd_array_free(struct snd_array *array)