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ALSA: hda - Manage kcontrol lists
[net-next-2.6.git] / sound / pci / hda / hda_codec.c
CommitLineData
1da177e4
LT		 1/*
2 * Universal Interface for Intel High Definition Audio Codec
3 *
4 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
5 *
6 *
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.
11 *
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.
16 *
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
20 */
21
1da177e4
LT		 22#include <linux/init.h>
23#include <linux/delay.h>
24#include <linux/slab.h>
25#include <linux/pci.h>
62932df8 26#include <linux/mutex.h>
1da177e4
LT		 27#include <sound/core.h>
28#include "hda_codec.h"
29#include <sound/asoundef.h>
302e9c5a 30#include <sound/tlv.h>
1da177e4
LT		 31#include <sound/initval.h>
32#include "hda_local.h"
2807314d 33#include <sound/hda_hwdep.h>
3c9a3203 34#include "hda_patch.h" /* codec presets */
1da177e4 35
cb53c626
TI		 36#ifdef CONFIG_SND_HDA_POWER_SAVE
37/* define this option here to hide as static */
7a5a27cf 38static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
cb53c626
TI		 39module_param(power_save, int, 0644);
40MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
41 "(in second, 0 = disable).");
42#endif
1da177e4 43
1da177e4
LT		 44/*
45 * vendor / preset table
46 */
47
48struct hda_vendor_id {
49 unsigned int id;
50 const char *name;
51};
52
53/* codec vendor labels */
54static struct hda_vendor_id hda_vendor_ids[] = {
c8cd1281 55 { 0x1002, "ATI" },
a9226251 56 { 0x1057, "Motorola" },
c8cd1281
TI		 57 { 0x1095, "Silicon Image" },
58 { 0x10ec, "Realtek" },
c577b8a1 59 { 0x1106, "VIA" },
7f16859a 60 { 0x111d, "IDT" },
c8cd1281 61 { 0x11c1, "LSI" },
54b903ec 62 { 0x11d4, "Analog Devices" },
1da177e4 63 { 0x13f6, "C-Media" },
a9226251 64 { 0x14f1, "Conexant" },
c8cd1281
TI		 65 { 0x17e8, "Chrontel" },
66 { 0x1854, "LG" },
1da177e4 67 { 0x434d, "C-Media" },
2f2f4251 68 { 0x8384, "SigmaTel" },
1da177e4
LT		 69 {} /* terminator */
70};
71
3c9a3203
HH		 72static const struct hda_codec_preset *hda_preset_tables[] = {
73#ifdef CONFIG_SND_HDA_CODEC_REALTEK
74 snd_hda_preset_realtek,
75#endif
76#ifdef CONFIG_SND_HDA_CODEC_CMEDIA
77 snd_hda_preset_cmedia,
78#endif
79#ifdef CONFIG_SND_HDA_CODEC_ANALOG
80 snd_hda_preset_analog,
81#endif
82#ifdef CONFIG_SND_HDA_CODEC_SIGMATEL
83 snd_hda_preset_sigmatel,
84#endif
85#ifdef CONFIG_SND_HDA_CODEC_SI3054
86 snd_hda_preset_si3054,
87#endif
88#ifdef CONFIG_SND_HDA_CODEC_ATIHDMI
89 snd_hda_preset_atihdmi,
90#endif
91#ifdef CONFIG_SND_HDA_CODEC_CONEXANT
92 snd_hda_preset_conexant,
93#endif
94#ifdef CONFIG_SND_HDA_CODEC_VIA
95 snd_hda_preset_via,
9a10eb21
WN		 96#endif
97#ifdef CONFIG_SND_HDA_CODEC_NVHDMI
98 snd_hda_preset_nvhdmi,
3c9a3203
HH		 99#endif
100 NULL
101};
1da177e4 102
cb53c626
TI		 103#ifdef CONFIG_SND_HDA_POWER_SAVE
104static void hda_power_work(struct work_struct *work);
105static void hda_keep_power_on(struct hda_codec *codec);
106#else
107static inline void hda_keep_power_on(struct hda_codec *codec) {}
108#endif
109
1da177e4
LT		 110/**
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
117 *
118 * Send a single command and read the corresponding response.
119 *
120 * Returns the obtained response value, or -1 for an error.
121 */
0ba21762
TI		 122unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
123 int direct,
1da177e4
LT		 124 unsigned int verb, unsigned int parm)
125{
126 unsigned int res;
cb53c626 127 snd_hda_power_up(codec);
62932df8 128 mutex_lock(&codec->bus->cmd_mutex);
0ba21762 129 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
1da177e4
LT		 130 res = codec->bus->ops.get_response(codec);
131 else
132 res = (unsigned int)-1;
62932df8 133 mutex_unlock(&codec->bus->cmd_mutex);
cb53c626 134 snd_hda_power_down(codec);
1da177e4
LT		 135 return res;
136}
137
138/**
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
145 *
146 * Send a single command without waiting for response.
147 *
148 * Returns 0 if successful, or a negative error code.
149 */
150int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
151 unsigned int verb, unsigned int parm)
152{
153 int err;
cb53c626 154 snd_hda_power_up(codec);
62932df8 155 mutex_lock(&codec->bus->cmd_mutex);
1da177e4 156 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
62932df8 157 mutex_unlock(&codec->bus->cmd_mutex);
cb53c626 158 snd_hda_power_down(codec);
1da177e4
LT		 159 return err;
160}
161
162/**
163 * snd_hda_sequence_write - sequence writes
164 * @codec: the HDA codec
165 * @seq: VERB array to send
166 *
167 * Send the commands sequentially from the given array.
168 * The array must be terminated with NID=0.
169 */
170void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
171{
172 for (; seq->nid; seq++)
173 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
174}
175
176/**
177 * snd_hda_get_sub_nodes - get the range of sub nodes
178 * @codec: the HDA codec
179 * @nid: NID to parse
180 * @start_id: the pointer to store the start NID
181 *
182 * Parse the NID and store the start NID of its sub-nodes.
183 * Returns the number of sub-nodes.
184 */
0ba21762
TI		 185int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
186 hda_nid_t *start_id)
1da177e4
LT		 187{
188 unsigned int parm;
189
190 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
e8a7f136
DT		 191 if (parm == -1)
192 return 0;
1da177e4
LT		 193 *start_id = (parm >> 16) & 0x7fff;
194 return (int)(parm & 0x7fff);
195}
196
197/**
198 * snd_hda_get_connections - get connection list
199 * @codec: the HDA codec
200 * @nid: NID to parse
201 * @conn_list: connection list array
202 * @max_conns: max. number of connections to store
203 *
204 * Parses the connection list of the given widget and stores the list
205 * of NIDs.
206 *
207 * Returns the number of connections, or a negative error code.
208 */
209int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
210 hda_nid_t *conn_list, int max_conns)
211{
212 unsigned int parm;
54d17403 213 int i, conn_len, conns;
1da177e4 214 unsigned int shift, num_elems, mask;
54d17403 215 hda_nid_t prev_nid;
1da177e4 216
da3cec35
TI		 217 if (snd_BUG_ON(!conn_list || max_conns <= 0))
218 return -EINVAL;
1da177e4
LT		 219
220 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
221 if (parm & AC_CLIST_LONG) {
222 /* long form */
223 shift = 16;
224 num_elems = 2;
225 } else {
226 /* short form */
227 shift = 8;
228 num_elems = 4;
229 }
230 conn_len = parm & AC_CLIST_LENGTH;
1da177e4
LT		 231 mask = (1 << (shift-1)) - 1;
232
0ba21762 233 if (!conn_len)
1da177e4
LT		 234 return 0; /* no connection */
235
236 if (conn_len == 1) {
237 /* single connection */
0ba21762
TI		 238 parm = snd_hda_codec_read(codec, nid, 0,
239 AC_VERB_GET_CONNECT_LIST, 0);
1da177e4
LT		 240 conn_list[0] = parm & mask;
241 return 1;
242 }
243
244 /* multi connection */
245 conns = 0;
54d17403
TI		 246 prev_nid = 0;
247 for (i = 0; i < conn_len; i++) {
248 int range_val;
249 hda_nid_t val, n;
250
251 if (i % num_elems == 0)
252 parm = snd_hda_codec_read(codec, nid, 0,
253 AC_VERB_GET_CONNECT_LIST, i);
0ba21762 254 range_val = !!(parm & (1 << (shift-1))); /* ranges */
54d17403
TI		 255 val = parm & mask;
256 parm >>= shift;
257 if (range_val) {
258 /* ranges between the previous and this one */
0ba21762
TI		 259 if (!prev_nid || prev_nid >= val) {
260 snd_printk(KERN_WARNING "hda_codec: "
261 "invalid dep_range_val %x:%x\n",
262 prev_nid, val);
54d17403
TI		 263 continue;
264 }
265 for (n = prev_nid + 1; n <= val; n++) {
266 if (conns >= max_conns) {
0ba21762
TI		 267 snd_printk(KERN_ERR
268 "Too many connections\n");
1da177e4 269 return -EINVAL;
54d17403
TI		 270 }
271 conn_list[conns++] = n;
1da177e4 272 }
54d17403
TI		 273 } else {
274 if (conns >= max_conns) {
275 snd_printk(KERN_ERR "Too many connections\n");
276 return -EINVAL;
277 }
278 conn_list[conns++] = val;
1da177e4 279 }
54d17403 280 prev_nid = val;
1da177e4
LT		 281 }
282 return conns;
283}
284
285
286/**
287 * snd_hda_queue_unsol_event - add an unsolicited event to queue
288 * @bus: the BUS
289 * @res: unsolicited event (lower 32bit of RIRB entry)
290 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
291 *
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.
295 *
296 * Returns 0 if successful, or a negative error code.
297 */
298int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
299{
300 struct hda_bus_unsolicited *unsol;
301 unsigned int wp;
302
0ba21762
TI		 303 unsol = bus->unsol;
304 if (!unsol)
1da177e4
LT		 305 return 0;
306
307 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
308 unsol->wp = wp;
309
310 wp <<= 1;
311 unsol->queue[wp] = res;
312 unsol->queue[wp + 1] = res_ex;
313
e250af29 314 schedule_work(&unsol->work);
1da177e4
LT		 315
316 return 0;
317}
318
319/*
5c1d1a98 320 * process queued unsolicited events
1da177e4 321 */
c4028958 322static void process_unsol_events(struct work_struct *work)
1da177e4 323{
c4028958
DH		 324 struct hda_bus_unsolicited *unsol =
325 container_of(work, struct hda_bus_unsolicited, work);
326 struct hda_bus *bus = unsol->bus;
1da177e4
LT		 327 struct hda_codec *codec;
328 unsigned int rp, caddr, res;
329
330 while (unsol->rp != unsol->wp) {
331 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
332 unsol->rp = rp;
333 rp <<= 1;
334 res = unsol->queue[rp];
335 caddr = unsol->queue[rp + 1];
0ba21762 336 if (!(caddr & (1 << 4))) /* no unsolicited event? */
1da177e4
LT		 337 continue;
338 codec = bus->caddr_tbl[caddr & 0x0f];
339 if (codec && codec->patch_ops.unsol_event)
340 codec->patch_ops.unsol_event(codec, res);
341 }
342}
343
344/*
345 * initialize unsolicited queue
346 */
756e2b01 347static int __devinit init_unsol_queue(struct hda_bus *bus)
1da177e4
LT		 348{
349 struct hda_bus_unsolicited *unsol;
350
9f146bb6
TI		 351 if (bus->unsol) /* already initialized */
352 return 0;
353
e560d8d8 354 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
0ba21762
TI		 355 if (!unsol) {
356 snd_printk(KERN_ERR "hda_codec: "
357 "can't allocate unsolicited queue\n");
1da177e4
LT		 358 return -ENOMEM;
359 }
c4028958
DH		 360 INIT_WORK(&unsol->work, process_unsol_events);
361 unsol->bus = bus;
1da177e4
LT		 362 bus->unsol = unsol;
363 return 0;
364}
365
366/*
367 * destructor
368 */
369static void snd_hda_codec_free(struct hda_codec *codec);
370
371static int snd_hda_bus_free(struct hda_bus *bus)
372{
0ba21762 373 struct hda_codec *codec, *n;
1da177e4 374
0ba21762 375 if (!bus)
1da177e4
LT		 376 return 0;
377 if (bus->unsol) {
e250af29 378 flush_scheduled_work();
1da177e4
LT		 379 kfree(bus->unsol);
380 }
0ba21762 381 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
1da177e4
LT		 382 snd_hda_codec_free(codec);
383 }
384 if (bus->ops.private_free)
385 bus->ops.private_free(bus);
386 kfree(bus);
387 return 0;
388}
389
c8b6bf9b 390static int snd_hda_bus_dev_free(struct snd_device *device)
1da177e4
LT		 391{
392 struct hda_bus *bus = device->device_data;
393 return snd_hda_bus_free(bus);
394}
395
396/**
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
401 *
402 * Returns 0 if successful, or a negative error code.
403 */
756e2b01
TI		 404int __devinit snd_hda_bus_new(struct snd_card *card,
405 const struct hda_bus_template *temp,
406 struct hda_bus **busp)
1da177e4
LT		 407{
408 struct hda_bus *bus;
409 int err;
c8b6bf9b 410 static struct snd_device_ops dev_ops = {
1da177e4
LT		 411 .dev_free = snd_hda_bus_dev_free,
412 };
413
da3cec35
TI		 414 if (snd_BUG_ON(!temp))
415 return -EINVAL;
416 if (snd_BUG_ON(!temp->ops.command || !temp->ops.get_response))
417 return -EINVAL;
1da177e4
LT		 418
419 if (busp)
420 *busp = NULL;
421
e560d8d8 422 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
1da177e4
LT		 423 if (bus == NULL) {
424 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
425 return -ENOMEM;
426 }
427
428 bus->card = card;
429 bus->private_data = temp->private_data;
430 bus->pci = temp->pci;
431 bus->modelname = temp->modelname;
432 bus->ops = temp->ops;
433
62932df8 434 mutex_init(&bus->cmd_mutex);
1da177e4
LT		 435 INIT_LIST_HEAD(&bus->codec_list);
436
0ba21762
TI		 437 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
438 if (err < 0) {
1da177e4
LT		 439 snd_hda_bus_free(bus);
440 return err;
441 }
442 if (busp)
443 *busp = bus;
444 return 0;
445}
446
82467611
TI		 447#ifdef CONFIG_SND_HDA_GENERIC
448#define is_generic_config(codec) \
f44ac837 449 (codec->modelname && !strcmp(codec->modelname, "generic"))
82467611
TI		 450#else
451#define is_generic_config(codec) 0
452#endif
453
1da177e4
LT		 454/*
455 * find a matching codec preset
456 */
756e2b01
TI		 457static const struct hda_codec_preset __devinit *
458find_codec_preset(struct hda_codec *codec)
1da177e4
LT		 459{
460 const struct hda_codec_preset **tbl, *preset;
461
82467611 462 if (is_generic_config(codec))
d5ad630b
TI		 463 return NULL; /* use the generic parser */
464
1da177e4
LT		 465 for (tbl = hda_preset_tables; *tbl; tbl++) {
466 for (preset = *tbl; preset->id; preset++) {
467 u32 mask = preset->mask;
ca7cfae9
MB		 468 if (preset->afg && preset->afg != codec->afg)
469 continue;
470 if (preset->mfg && preset->mfg != codec->mfg)
471 continue;
0ba21762 472 if (!mask)
1da177e4 473 mask = ~0;
9c7f852e 474 if (preset->id == (codec->vendor_id & mask) &&
0ba21762 475 (!preset->rev ||
9c7f852e 476 preset->rev == codec->revision_id))
1da177e4
LT		 477 return preset;
478 }
479 }
480 return NULL;
481}
482
483/*
f44ac837 484 * get_codec_name - store the codec name
1da177e4 485 */
f44ac837 486static int get_codec_name(struct hda_codec *codec)
1da177e4
LT		 487{
488 const struct hda_vendor_id *c;
489 const char *vendor = NULL;
490 u16 vendor_id = codec->vendor_id >> 16;
f44ac837 491 char tmp[16], name[32];
1da177e4
LT		 492
493 for (c = hda_vendor_ids; c->id; c++) {
494 if (c->id == vendor_id) {
495 vendor = c->name;
496 break;
497 }
498 }
0ba21762 499 if (!vendor) {
1da177e4
LT		 500 sprintf(tmp, "Generic %04x", vendor_id);
501 vendor = tmp;
502 }
503 if (codec->preset && codec->preset->name)
f44ac837
TI		 504 snprintf(name, sizeof(name), "%s %s", vendor,
505 codec->preset->name);
1da177e4 506 else
f44ac837 507 snprintf(name, sizeof(name), "%s ID %x", vendor,
0ba21762 508 codec->vendor_id & 0xffff);
f44ac837
TI		 509 codec->name = kstrdup(name, GFP_KERNEL);
510 if (!codec->name)
511 return -ENOMEM;
512 return 0;
1da177e4
LT		 513}
514
515/*
673b683a 516 * look for an AFG and MFG nodes
1da177e4 517 */
756e2b01 518static void __devinit setup_fg_nodes(struct hda_codec *codec)
1da177e4
LT		 519{
520 int i, total_nodes;
521 hda_nid_t nid;
522
523 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
524 for (i = 0; i < total_nodes; i++, nid++) {
0ba21762
TI		 525 unsigned int func;
526 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
527 switch (func & 0xff) {
673b683a
SK		 528 case AC_GRP_AUDIO_FUNCTION:
529 codec->afg = nid;
530 break;
531 case AC_GRP_MODEM_FUNCTION:
532 codec->mfg = nid;
533 break;
534 default:
535 break;
536 }
1da177e4 537 }
1da177e4
LT		 538}
539
54d17403
TI		 540/*
541 * read widget caps for each widget and store in cache
542 */
543static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
544{
545 int i;
546 hda_nid_t nid;
547
548 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
549 &codec->start_nid);
550 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
0ba21762 551 if (!codec->wcaps)
54d17403
TI		 552 return -ENOMEM;
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);
557 return 0;
558}
559
560
01751f54
TI		 561static void init_hda_cache(struct hda_cache_rec *cache,
562 unsigned int record_size);
1fcaee6e 563static void free_hda_cache(struct hda_cache_rec *cache);
01751f54 564
1da177e4
LT		 565/*
566 * codec destructor
567 */
568static void snd_hda_codec_free(struct hda_codec *codec)
569{
0ba21762 570 if (!codec)
1da177e4 571 return;
cb53c626
TI		 572#ifdef CONFIG_SND_HDA_POWER_SAVE
573 cancel_delayed_work(&codec->power_work);
2525fdc4 574 flush_scheduled_work();
cb53c626 575#endif
1da177e4 576 list_del(&codec->list);
d13bd412 577 snd_array_free(&codec->mixers);
1da177e4
LT		 578 codec->bus->caddr_tbl[codec->addr] = NULL;
579 if (codec->patch_ops.free)
580 codec->patch_ops.free(codec);
01751f54 581 free_hda_cache(&codec->amp_cache);
b3ac5636 582 free_hda_cache(&codec->cmd_cache);
f44ac837
TI		 583 kfree(codec->name);
584 kfree(codec->modelname);
54d17403 585 kfree(codec->wcaps);
1da177e4
LT		 586 kfree(codec);
587}
588
1da177e4
LT		 589/**
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
594 *
595 * Returns 0 if successful, or a negative error code.
596 */
756e2b01
TI		 597int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
598 struct hda_codec **codecp)
1da177e4
LT		 599{
600 struct hda_codec *codec;
ba443687 601 char component[31];
1da177e4
LT		 602 int err;
603
da3cec35
TI		 604 if (snd_BUG_ON(!bus))
605 return -EINVAL;
606 if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS))
607 return -EINVAL;
1da177e4
LT		 608
609 if (bus->caddr_tbl[codec_addr]) {
0ba21762
TI		 610 snd_printk(KERN_ERR "hda_codec: "
611 "address 0x%x is already occupied\n", codec_addr);
1da177e4
LT		 612 return -EBUSY;
613 }
614
e560d8d8 615 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
1da177e4
LT		 616 if (codec == NULL) {
617 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
618 return -ENOMEM;
619 }
620
621 codec->bus = bus;
622 codec->addr = codec_addr;
62932df8 623 mutex_init(&codec->spdif_mutex);
01751f54 624 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
b3ac5636 625 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
d13bd412 626 snd_array_init(&codec->mixers, sizeof(struct snd_kcontrol *), 32);
1da177e4 627
cb53c626
TI		 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
632 * phase.
633 */
634 hda_keep_power_on(codec);
635#endif
636
1da177e4
LT		 637 list_add_tail(&codec->list, &bus->codec_list);
638 bus->caddr_tbl[codec_addr] = codec;
639
0ba21762
TI		 640 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
641 AC_PAR_VENDOR_ID);
111d3af5
TI		 642 if (codec->vendor_id == -1)
643 /* read again, hopefully the access method was corrected
644 * in the last read...
645 */
646 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
647 AC_PAR_VENDOR_ID);
0ba21762
TI		 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,
651 AC_PAR_REV_ID);
1da177e4 652
673b683a 653 setup_fg_nodes(codec);
0ba21762 654 if (!codec->afg && !codec->mfg) {
673b683a 655 snd_printdd("hda_codec: no AFG or MFG node found\n");
1da177e4
LT		 656 snd_hda_codec_free(codec);
657 return -ENODEV;
658 }
659
54d17403
TI		 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);
663 return -ENOMEM;
664 }
665
0ba21762 666 if (!codec->subsystem_id) {
86284e45 667 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
0ba21762
TI		 668 codec->subsystem_id =
669 snd_hda_codec_read(codec, nid, 0,
670 AC_VERB_GET_SUBSYSTEM_ID, 0);
86284e45 671 }
f44ac837
TI		 672 if (bus->modelname)
673 codec->modelname = kstrdup(bus->modelname, GFP_KERNEL);
86284e45 674
d5ad630b 675 codec->preset = find_codec_preset(codec);
f44ac837
TI		 676 if (!codec->name) {
677 err = get_codec_name(codec);
678 if (err < 0)
679 return err;
680 }
43ea1d47 681 /* audio codec should override the mixer name */
f44ac837
TI		 682 if (codec->afg || !*codec->bus->card->mixername)
683 strlcpy(codec->bus->card->mixername, codec->name,
684 sizeof(codec->bus->card->mixername));
1da177e4 685
82467611 686 if (is_generic_config(codec)) {
1da177e4 687 err = snd_hda_parse_generic_codec(codec);
82467611
TI		 688 goto patched;
689 }
82467611
TI		 690 if (codec->preset && codec->preset->patch) {
691 err = codec->preset->patch(codec);
692 goto patched;
693 }
694
695 /* call the default parser */
82467611 696 err = snd_hda_parse_generic_codec(codec);
35a1e0cc
TI		 697 if (err < 0)
698 printk(KERN_ERR "hda-codec: No codec parser is available\n");
82467611
TI		 699
700 patched:
1da177e4
LT		 701 if (err < 0) {
702 snd_hda_codec_free(codec);
703 return err;
704 }
705
9f146bb6
TI		 706 if (codec->patch_ops.unsol_event)
707 init_unsol_queue(bus);
708
1da177e4 709 snd_hda_codec_proc_new(codec);
2807314d
TI		 710#ifdef CONFIG_SND_HDA_HWDEP
711 snd_hda_create_hwdep(codec);
712#endif
1da177e4 713
ba443687 714 sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id, codec->subsystem_id, codec->revision_id);
1da177e4
LT		 715 snd_component_add(codec->bus->card, component);
716
717 if (codecp)
718 *codecp = codec;
719 return 0;
720}
721
722/**
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.
729 */
0ba21762
TI		 730void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
731 u32 stream_tag,
1da177e4
LT		 732 int channel_id, int format)
733{
0ba21762 734 if (!nid)
d21b37ea
TI		 735 return;
736
0ba21762
TI		 737 snd_printdd("hda_codec_setup_stream: "
738 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
1da177e4
LT		 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);
742 msleep(1);
743 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
744}
745
888afa15
TI		 746void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
747{
748 if (!nid)
749 return;
750
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 */
754 msleep(1);
755 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
756#endif
757}
758
1da177e4
LT		 759/*
760 * amp access functions
761 */
762
4a19faee
TI		 763/* FIXME: more better hash key? */
764#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
1da177e4 765#define INFO_AMP_CAPS (1<<0)
4a19faee 766#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
1da177e4
LT		 767
768/* initialize the hash table */
01751f54
TI		 769static void __devinit init_hda_cache(struct hda_cache_rec *cache,
770 unsigned int record_size)
771{
772 memset(cache, 0, sizeof(*cache));
773 memset(cache->hash, 0xff, sizeof(cache->hash));
603c4019 774 snd_array_init(&cache->buf, record_size, 64);
01751f54
TI		 775}
776
1fcaee6e 777static void free_hda_cache(struct hda_cache_rec *cache)
1da177e4 778{
603c4019 779 snd_array_free(&cache->buf);
1da177e4
LT		 780}
781
782/* query the hash. allocate an entry if not found. */
01751f54
TI		 783static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
784 u32 key)
1da177e4 785{
01751f54
TI		 786 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
787 u16 cur = cache->hash[idx];
603c4019 788 struct hda_cache_head *info_head = cache->buf.list;
01751f54 789 struct hda_cache_head *info;
1da177e4
LT		 790
791 while (cur != 0xffff) {
603c4019 792 info = &info_head[cur];
1da177e4
LT		 793 if (info->key == key)
794 return info;
795 cur = info->next;
796 }
797
798 /* add a new hash entry */
603c4019 799 info = snd_array_new(&cache->buf);
1da177e4 800 info->key = key;
01751f54
TI		 801 info->val = 0;
802 info->next = cache->hash[idx];
803 cache->hash[idx] = cur;
1da177e4
LT		 804
805 return info;
806}
807
01751f54
TI		 808/* query and allocate an amp hash entry */
809static inline struct hda_amp_info *
810get_alloc_amp_hash(struct hda_codec *codec, u32 key)
811{
812 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
813}
814
1da177e4
LT		 815/*
816 * query AMP capabilities for the given widget and direction
817 */
09a99959 818u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
1da177e4 819{
0ba21762 820 struct hda_amp_info *info;
1da177e4 821
0ba21762
TI		 822 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
823 if (!info)
1da177e4 824 return 0;
01751f54 825 if (!(info->head.val & INFO_AMP_CAPS)) {
0ba21762 826 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
1da177e4 827 nid = codec->afg;
0ba21762
TI		 828 info->amp_caps = snd_hda_param_read(codec, nid,
829 direction == HDA_OUTPUT ?
830 AC_PAR_AMP_OUT_CAP :
831 AC_PAR_AMP_IN_CAP);
b75e53f0 832 if (info->amp_caps)
01751f54 833 info->head.val |= INFO_AMP_CAPS;
1da177e4
LT		 834 }
835 return info->amp_caps;
836}
837
897cc188
TI		 838int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
839 unsigned int caps)
840{
841 struct hda_amp_info *info;
842
843 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
844 if (!info)
845 return -EINVAL;
846 info->amp_caps = caps;
01751f54 847 info->head.val |= INFO_AMP_CAPS;
897cc188
TI		 848 return 0;
849}
850
1da177e4
LT		 851/*
852 * read the current volume to info
4a19faee 853 * if the cache exists, read the cache value.
1da177e4 854 */
0ba21762
TI		 855static 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)
1da177e4
LT		 858{
859 u32 val, parm;
860
01751f54 861 if (info->head.val & INFO_AMP_VOL(ch))
4a19faee 862 return info->vol[ch];
1da177e4
LT		 863
864 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
865 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
866 parm |= index;
0ba21762
TI		 867 val = snd_hda_codec_read(codec, nid, 0,
868 AC_VERB_GET_AMP_GAIN_MUTE, parm);
1da177e4 869 info->vol[ch] = val & 0xff;
01751f54 870 info->head.val |= INFO_AMP_VOL(ch);
4a19faee 871 return info->vol[ch];
1da177e4
LT		 872}
873
874/*
4a19faee 875 * write the current volume in info to the h/w and update the cache
1da177e4 876 */
4a19faee 877static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
0ba21762
TI		 878 hda_nid_t nid, int ch, int direction, int index,
879 int val)
1da177e4
LT		 880{
881 u32 parm;
882
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;
886 parm |= val;
887 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
4a19faee 888 info->vol[ch] = val;
1da177e4
LT		 889}
890
891/*
4a19faee 892 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
1da177e4 893 */
834be88d
TI		 894int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
895 int direction, int index)
1da177e4 896{
0ba21762
TI		 897 struct hda_amp_info *info;
898 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
899 if (!info)
1da177e4 900 return 0;
4a19faee 901 return get_vol_mute(codec, info, nid, ch, direction, index);
1da177e4
LT		 902}
903
4a19faee
TI		 904/*
905 * update the AMP value, mask = bit mask to set, val = the value
906 */
834be88d
TI		 907int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
908 int direction, int idx, int mask, int val)
1da177e4 909{
0ba21762 910 struct hda_amp_info *info;
4a19faee 911
0ba21762
TI		 912 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
913 if (!info)
1da177e4 914 return 0;
4a19faee
TI		 915 val &= mask;
916 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
82beb8fd 917 if (info->vol[ch] == val)
1da177e4 918 return 0;
4a19faee 919 put_vol_mute(codec, info, nid, ch, direction, idx, val);
1da177e4
LT		 920 return 1;
921}
922
47fd830a
TI		 923/*
924 * update the AMP stereo with the same mask and value
925 */
926int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
927 int direction, int idx, int mask, int val)
928{
929 int ch, ret = 0;
930 for (ch = 0; ch < 2; ch++)
931 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
932 idx, mask, val);
933 return ret;
934}
935
cb53c626 936#ifdef SND_HDA_NEEDS_RESUME
b3ac5636
TI		 937/* resume the all amp commands from the cache */
938void snd_hda_codec_resume_amp(struct hda_codec *codec)
939{
603c4019 940 struct hda_amp_info *buffer = codec->amp_cache.buf.list;
b3ac5636
TI		 941 int i;
942
603c4019 943 for (i = 0; i < codec->amp_cache.buf.used; i++, buffer++) {
b3ac5636
TI		 944 u32 key = buffer->head.key;
945 hda_nid_t nid;
946 unsigned int idx, dir, ch;
947 if (!key)
948 continue;
949 nid = key & 0xff;
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)))
954 continue;
955 put_vol_mute(codec, buffer, nid, ch, dir, idx,
956 buffer->vol[ch]);
957 }
958 }
959}
cb53c626 960#endif /* SND_HDA_NEEDS_RESUME */
1da177e4 961
1da177e4 962/* volume */
0ba21762
TI		 963int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
964 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 965{
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);
970 u32 caps;
971
972 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 973 /* num steps */
974 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
975 if (!caps) {
976 printk(KERN_WARNING "hda_codec: "
9c8f2abd
TI		 977 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
978 kcontrol->id.name);
1da177e4
LT		 979 return -EINVAL;
980 }
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;
985 return 0;
986}
987
0ba21762
TI		 988int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
989 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 990{
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;
997
998 if (chs & 1)
47fd830a
TI		 999 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
1000 & HDA_AMP_VOLMASK;
1da177e4 1001 if (chs & 2)
47fd830a
TI		 1002 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
1003 & HDA_AMP_VOLMASK;
1da177e4
LT		 1004 return 0;
1005}
1006
0ba21762
TI		 1007int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
1008 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1009{
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);
1da177e4
LT		 1015 long *valp = ucontrol->value.integer.value;
1016 int change = 0;
1017
cb53c626 1018 snd_hda_power_up(codec);
b9f5a89c 1019 if (chs & 1) {
4a19faee
TI		 1020 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1021 0x7f, *valp);
b9f5a89c
NG		 1022 valp++;
1023 }
4a19faee
TI		 1024 if (chs & 2)
1025 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
b9f5a89c 1026 0x7f, *valp);
cb53c626 1027 snd_hda_power_down(codec);
1da177e4
LT		 1028 return change;
1029}
1030
302e9c5a
JK		 1031int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1032 unsigned int size, unsigned int __user *_tlv)
1033{
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;
1038
1039 if (size < 4 * sizeof(unsigned int))
1040 return -ENOMEM;
1041 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 1042 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1043 val2 = (val2 + 1) * 25;
302e9c5a
JK		 1044 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1045 val1 = ((int)val1) * ((int)val2);
302e9c5a
JK		 1046 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1047 return -EFAULT;
1048 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1049 return -EFAULT;
1050 if (put_user(val1, _tlv + 2))
1051 return -EFAULT;
1052 if (put_user(val2, _tlv + 3))
1053 return -EFAULT;
1054 return 0;
1055}
1056
2134ea4f
TI		 1057/*
1058 * set (static) TLV for virtual master volume; recalculated as max 0dB
1059 */
1060void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1061 unsigned int *tlv)
1062{
1063 u32 caps;
1064 int nums, step;
1065
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;
1073 tlv[3] = step;
1074}
1075
1076/* find a mixer control element with the given name */
09f99701
TI		 1077static struct snd_kcontrol *
1078_snd_hda_find_mixer_ctl(struct hda_codec *codec,
1079 const char *name, int idx)
2134ea4f
TI		 1080{
1081 struct snd_ctl_elem_id id;
1082 memset(&id, 0, sizeof(id));
1083 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
09f99701 1084 id.index = idx;
2134ea4f
TI		 1085 strcpy(id.name, name);
1086 return snd_ctl_find_id(codec->bus->card, &id);
1087}
1088
09f99701
TI		 1089struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1090 const char *name)
1091{
1092 return _snd_hda_find_mixer_ctl(codec, name, 0);
1093}
1094
d13bd412
TI		 1095/* Add a control element and assign to the codec */
1096int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl)
1097{
1098 int err;
1099 struct snd_kcontrol **knewp;
1100
1101 err = snd_ctl_add(codec->bus->card, kctl);
1102 if (err < 0)
1103 return err;
1104 knewp = snd_array_new(&codec->mixers);
1105 if (!knewp)
1106 return -ENOMEM;
1107 *knewp = kctl;
1108 return 0;
1109}
1110
1111/* Clear all controls assigned to the given codec */
1112void snd_hda_ctls_clear(struct hda_codec *codec)
1113{
1114 int i;
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);
1119}
1120
2134ea4f
TI		 1121/* create a virtual master control and add slaves */
1122int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1123 unsigned int *tlv, const char **slaves)
1124{
1125 struct snd_kcontrol *kctl;
1126 const char **s;
1127 int err;
1128
2f085549
TI		 1129 for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
1130 ;
1131 if (!*s) {
1132 snd_printdd("No slave found for %s\n", name);
1133 return 0;
1134 }
2134ea4f
TI		 1135 kctl = snd_ctl_make_virtual_master(name, tlv);
1136 if (!kctl)
1137 return -ENOMEM;
d13bd412 1138 err = snd_hda_ctl_add(codec, kctl);
2134ea4f
TI		 1139 if (err < 0)
1140 return err;
1141
1142 for (s = slaves; *s; s++) {
1143 struct snd_kcontrol *sctl;
1144
1145 sctl = snd_hda_find_mixer_ctl(codec, *s);
1146 if (!sctl) {
1147 snd_printdd("Cannot find slave %s, skipped\n", *s);
1148 continue;
1149 }
1150 err = snd_ctl_add_slave(kctl, sctl);
1151 if (err < 0)
1152 return err;
1153 }
1154 return 0;
1155}
1156
1da177e4 1157/* switch */
0ba21762
TI		 1158int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1159 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1160{
1161 int chs = get_amp_channels(kcontrol);
1162
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;
1167 return 0;
1168}
1169
0ba21762
TI		 1170int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1171 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1172{
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;
1179
1180 if (chs & 1)
0ba21762 1181 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
47fd830a 1182 HDA_AMP_MUTE) ? 0 : 1;
1da177e4 1183 if (chs & 2)
0ba21762 1184 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
47fd830a 1185 HDA_AMP_MUTE) ? 0 : 1;
1da177e4
LT		 1186 return 0;
1187}
1188
0ba21762
TI		 1189int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1190 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1191{
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);
1da177e4
LT		 1197 long *valp = ucontrol->value.integer.value;
1198 int change = 0;
1199
cb53c626 1200 snd_hda_power_up(codec);
b9f5a89c 1201 if (chs & 1) {
4a19faee 1202 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
47fd830a
TI		 1203 HDA_AMP_MUTE,
1204 *valp ? 0 : HDA_AMP_MUTE);
b9f5a89c
NG		 1205 valp++;
1206 }
4a19faee
TI		 1207 if (chs & 2)
1208 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
47fd830a
TI		 1209 HDA_AMP_MUTE,
1210 *valp ? 0 : HDA_AMP_MUTE);
cb53c626
TI		 1211#ifdef CONFIG_SND_HDA_POWER_SAVE
1212 if (codec->patch_ops.check_power_status)
1213 codec->patch_ops.check_power_status(codec, nid);
1214#endif
1215 snd_hda_power_down(codec);
1da177e4
LT		 1216 return change;
1217}
1218
985be54b
TI		 1219/*
1220 * bound volume controls
1221 *
1222 * bind multiple volumes (# indices, from 0)
1223 */
1224
1225#define AMP_VAL_IDX_SHIFT 19
1226#define AMP_VAL_IDX_MASK (0x0f<<19)
1227
0ba21762
TI		 1228int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1229 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1230{
1231 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1232 unsigned long pval;
1233 int err;
1234
62932df8 1235 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 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;
62932df8 1240 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1241 return err;
1242}
1243
0ba21762
TI		 1244int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1245 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1246{
1247 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1248 unsigned long pval;
1249 int i, indices, err = 0, change = 0;
1250
62932df8 1251 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1252 pval = kcontrol->private_value;
1253 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1254 for (i = 0; i < indices; i++) {
0ba21762
TI		 1255 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1256 (i << AMP_VAL_IDX_SHIFT);
985be54b
TI		 1257 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1258 if (err < 0)
1259 break;
1260 change |= err;
1261 }
1262 kcontrol->private_value = pval;
62932df8 1263 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1264 return err < 0 ? err : change;
1265}
1266
532d5381
TI		 1267/*
1268 * generic bound volume/swtich controls
1269 */
1270int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1271 struct snd_ctl_elem_info *uinfo)
1272{
1273 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1274 struct hda_bind_ctls *c;
1275 int err;
1276
532d5381 1277 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1278 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 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);
1283 return err;
1284}
1285
1286int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1287 struct snd_ctl_elem_value *ucontrol)
1288{
1289 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1290 struct hda_bind_ctls *c;
1291 int err;
1292
532d5381 1293 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1294 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 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);
1299 return err;
1300}
1301
1302int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1303 struct snd_ctl_elem_value *ucontrol)
1304{
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;
1309
532d5381 1310 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1311 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 1312 for (vals = c->values; *vals; vals++) {
1313 kcontrol->private_value = *vals;
1314 err = c->ops->put(kcontrol, ucontrol);
1315 if (err < 0)
1316 break;
1317 change |= err;
1318 }
1319 kcontrol->private_value = (long)c;
1320 mutex_unlock(&codec->spdif_mutex);
1321 return err < 0 ? err : change;
1322}
1323
1324int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1325 unsigned int size, unsigned int __user *tlv)
1326{
1327 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1328 struct hda_bind_ctls *c;
1329 int err;
1330
532d5381 1331 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1332 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 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);
1337 return err;
1338}
1339
1340struct 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
1345};
1346
1347struct 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
1352};
1353
1da177e4
LT		 1354/*
1355 * SPDIF out controls
1356 */
1357
0ba21762
TI		 1358static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1359 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1360{
1361 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1362 uinfo->count = 1;
1363 return 0;
1364}
1365
0ba21762
TI		 1366static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1367 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1368{
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;
1375 return 0;
1376}
1377
0ba21762
TI		 1378static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1379 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1380{
1381 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1382 IEC958_AES0_NONAUDIO |
1383 IEC958_AES0_PRO_EMPHASIS_5015;
1384 return 0;
1385}
1386
0ba21762
TI		 1387static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1388 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1389{
1390 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1391
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;
1396
1397 return 0;
1398}
1399
1400/* convert from SPDIF status bits to HDA SPDIF bits
1401 * bit 0 (DigEn) is always set zero (to be filled later)
1402 */
1403static unsigned short convert_from_spdif_status(unsigned int sbits)
1404{
1405 unsigned short val = 0;
1406
1407 if (sbits & IEC958_AES0_PROFESSIONAL)
0ba21762 1408 val |= AC_DIG1_PROFESSIONAL;
1da177e4 1409 if (sbits & IEC958_AES0_NONAUDIO)
0ba21762 1410 val |= AC_DIG1_NONAUDIO;
1da177e4 1411 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762
TI		 1412 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1413 IEC958_AES0_PRO_EMPHASIS_5015)
1414 val |= AC_DIG1_EMPHASIS;
1da177e4 1415 } else {
0ba21762
TI		 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;
1da177e4 1421 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
0ba21762 1422 val |= AC_DIG1_LEVEL;
1da177e4
LT		 1423 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1424 }
1425 return val;
1426}
1427
1428/* convert to SPDIF status bits from HDA SPDIF bits
1429 */
1430static unsigned int convert_to_spdif_status(unsigned short val)
1431{
1432 unsigned int sbits = 0;
1433
0ba21762 1434 if (val & AC_DIG1_NONAUDIO)
1da177e4 1435 sbits |= IEC958_AES0_NONAUDIO;
0ba21762 1436 if (val & AC_DIG1_PROFESSIONAL)
1da177e4
LT		 1437 sbits |= IEC958_AES0_PROFESSIONAL;
1438 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762 1439 if (sbits & AC_DIG1_EMPHASIS)
1da177e4
LT		 1440 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1441 } else {
0ba21762 1442 if (val & AC_DIG1_EMPHASIS)
1da177e4 1443 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
0ba21762 1444 if (!(val & AC_DIG1_COPYRIGHT))
1da177e4 1445 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
0ba21762 1446 if (val & AC_DIG1_LEVEL)
1da177e4
LT		 1447 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1448 sbits |= val & (0x7f << 8);
1449 }
1450 return sbits;
1451}
1452
2f72853c
TI		 1453/* set digital convert verbs both for the given NID and its slaves */
1454static void set_dig_out(struct hda_codec *codec, hda_nid_t nid,
1455 int verb, int val)
1456{
1457 hda_nid_t *d;
1458
1459 snd_hda_codec_write(codec, nid, 0, verb, val);
1460 d = codec->slave_dig_outs;
1461 if (!d)
1462 return;
1463 for (; *d; d++)
1464 snd_hda_codec_write(codec, *d, 0, verb, val);
1465}
1466
1467static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,
1468 int dig1, int dig2)
1469{
1470 if (dig1 != -1)
1471 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1);
1472 if (dig2 != -1)
1473 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2);
1474}
1475
0ba21762
TI		 1476static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1477 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1478{
1479 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1480 hda_nid_t nid = kcontrol->private_value;
1481 unsigned short val;
1482 int change;
1483
62932df8 1484 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 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;
1493
2f72853c
TI		 1494 if (change)
1495 set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff);
1da177e4 1496
62932df8 1497 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1498 return change;
1499}
1500
a5ce8890 1501#define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1da177e4 1502
0ba21762
TI		 1503static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1504 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1505{
1506 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1507
0ba21762 1508 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1da177e4
LT		 1509 return 0;
1510}
1511
0ba21762
TI		 1512static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1513 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1514{
1515 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1516 hda_nid_t nid = kcontrol->private_value;
1517 unsigned short val;
1518 int change;
1519
62932df8 1520 mutex_lock(&codec->spdif_mutex);
0ba21762 1521 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1da177e4 1522 if (ucontrol->value.integer.value[0])
0ba21762 1523 val |= AC_DIG1_ENABLE;
1da177e4 1524 change = codec->spdif_ctls != val;
82beb8fd 1525 if (change) {
1da177e4 1526 codec->spdif_ctls = val;
2f72853c 1527 set_dig_out_convert(codec, nid, val & 0xff, -1);
0ba21762
TI		 1528 /* unmute amp switch (if any) */
1529 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
47fd830a
TI		 1530 (val & AC_DIG1_ENABLE))
1531 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1532 HDA_AMP_MUTE, 0);
1da177e4 1533 }
62932df8 1534 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1535 return change;
1536}
1537
c8b6bf9b 1538static struct snd_kcontrol_new dig_mixes[] = {
1da177e4
LT		 1539 {
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,
1545 },
1546 {
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,
1552 },
1553 {
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,
1559 },
1560 {
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,
1566 },
1567 { } /* end */
1568};
1569
09f99701
TI		 1570#define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
1571
1da177e4
LT		 1572/**
1573 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1574 * @codec: the HDA codec
1575 * @nid: audio out widget NID
1576 *
1577 * Creates controls related with the SPDIF output.
1578 * Called from each patch supporting the SPDIF out.
1579 *
1580 * Returns 0 if successful, or a negative error code.
1581 */
12f288bf 1582int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1da177e4
LT		 1583{
1584 int err;
c8b6bf9b
TI		 1585 struct snd_kcontrol *kctl;
1586 struct snd_kcontrol_new *dig_mix;
09f99701 1587 int idx;
1da177e4 1588
09f99701
TI		 1589 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1590 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
1591 idx))
1592 break;
1593 }
1594 if (idx >= SPDIF_MAX_IDX) {
1595 printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
1596 return -EBUSY;
1597 }
1da177e4
LT		 1598 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1599 kctl = snd_ctl_new1(dig_mix, codec);
09f99701 1600 kctl->id.index = idx;
1da177e4 1601 kctl->private_value = nid;
d13bd412 1602 err = snd_hda_ctl_add(codec, kctl);
0ba21762 1603 if (err < 0)
1da177e4
LT		 1604 return err;
1605 }
0ba21762 1606 codec->spdif_ctls =
3982d17e
AP		 1607 snd_hda_codec_read(codec, nid, 0,
1608 AC_VERB_GET_DIGI_CONVERT_1, 0);
1da177e4
LT		 1609 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1610 return 0;
1611}
1612
9a08160b
TI		 1613/*
1614 * SPDIF sharing with analog output
1615 */
1616static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
1617 struct snd_ctl_elem_value *ucontrol)
1618{
1619 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1620 ucontrol->value.integer.value[0] = mout->share_spdif;
1621 return 0;
1622}
1623
1624static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
1625 struct snd_ctl_elem_value *ucontrol)
1626{
1627 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1628 mout->share_spdif = !!ucontrol->value.integer.value[0];
1629 return 0;
1630}
1631
1632static 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,
1638};
1639
1640int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
1641 struct hda_multi_out *mout)
1642{
1643 if (!mout->dig_out_nid)
1644 return 0;
1645 /* ATTENTION: here mout is passed as private_data, instead of codec */
d13bd412 1646 return snd_hda_ctl_add(codec,
9a08160b
TI		 1647 snd_ctl_new1(&spdif_share_sw, mout));
1648}
1649
1da177e4
LT		 1650/*
1651 * SPDIF input
1652 */
1653
1654#define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1655
0ba21762
TI		 1656static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1657 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1658{
1659 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1660
1661 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1662 return 0;
1663}
1664
0ba21762
TI		 1665static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1666 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1667{
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];
1671 int change;
1672
62932df8 1673 mutex_lock(&codec->spdif_mutex);
1da177e4 1674 change = codec->spdif_in_enable != val;
82beb8fd 1675 if (change) {
1da177e4 1676 codec->spdif_in_enable = val;
82beb8fd
TI		 1677 snd_hda_codec_write_cache(codec, nid, 0,
1678 AC_VERB_SET_DIGI_CONVERT_1, val);
1da177e4 1679 }
62932df8 1680 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1681 return change;
1682}
1683
0ba21762
TI		 1684static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1685 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1686{
1687 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1688 hda_nid_t nid = kcontrol->private_value;
1689 unsigned short val;
1690 unsigned int sbits;
1691
3982d17e 1692 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1da177e4
LT		 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;
1698 return 0;
1699}
1700
c8b6bf9b 1701static struct snd_kcontrol_new dig_in_ctls[] = {
1da177e4
LT		 1702 {
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,
1708 },
1709 {
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,
1715 },
1716 { } /* end */
1717};
1718
1719/**
1720 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1721 * @codec: the HDA codec
1722 * @nid: audio in widget NID
1723 *
1724 * Creates controls related with the SPDIF input.
1725 * Called from each patch supporting the SPDIF in.
1726 *
1727 * Returns 0 if successful, or a negative error code.
1728 */
12f288bf 1729int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1da177e4
LT		 1730{
1731 int err;
c8b6bf9b
TI		 1732 struct snd_kcontrol *kctl;
1733 struct snd_kcontrol_new *dig_mix;
09f99701 1734 int idx;
1da177e4 1735
09f99701
TI		 1736 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1737 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
1738 idx))
1739 break;
1740 }
1741 if (idx >= SPDIF_MAX_IDX) {
1742 printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
1743 return -EBUSY;
1744 }
1da177e4
LT		 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;
d13bd412 1748 err = snd_hda_ctl_add(codec, kctl);
0ba21762 1749 if (err < 0)
1da177e4
LT		 1750 return err;
1751 }
0ba21762 1752 codec->spdif_in_enable =
3982d17e
AP		 1753 snd_hda_codec_read(codec, nid, 0,
1754 AC_VERB_GET_DIGI_CONVERT_1, 0) &
0ba21762 1755 AC_DIG1_ENABLE;
1da177e4
LT		 1756 return 0;
1757}
1758
cb53c626 1759#ifdef SND_HDA_NEEDS_RESUME
82beb8fd
TI		 1760/*
1761 * command cache
1762 */
1da177e4 1763
b3ac5636
TI		 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)
1768
1769/**
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
1776 *
1777 * Send a single command without waiting for response.
1778 *
1779 * Returns 0 if successful, or a negative error code.
1780 */
1781int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1782 int direct, unsigned int verb, unsigned int parm)
1783{
1784 int err;
cb53c626 1785 snd_hda_power_up(codec);
b3ac5636
TI		 1786 mutex_lock(&codec->bus->cmd_mutex);
1787 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1788 if (!err) {
1789 struct hda_cache_head *c;
1790 u32 key = build_cmd_cache_key(nid, verb);
1791 c = get_alloc_hash(&codec->cmd_cache, key);
1792 if (c)
1793 c->val = parm;
1794 }
1795 mutex_unlock(&codec->bus->cmd_mutex);
cb53c626 1796 snd_hda_power_down(codec);
b3ac5636
TI		 1797 return err;
1798}
1799
1800/* resume the all commands from the cache */
1801void snd_hda_codec_resume_cache(struct hda_codec *codec)
1802{
603c4019 1803 struct hda_cache_head *buffer = codec->cmd_cache.buf.list;
b3ac5636
TI		 1804 int i;
1805
603c4019 1806 for (i = 0; i < codec->cmd_cache.buf.used; i++, buffer++) {
b3ac5636
TI		 1807 u32 key = buffer->key;
1808 if (!key)
1809 continue;
1810 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1811 get_cmd_cache_cmd(key), buffer->val);
1812 }
1813}
1814
1815/**
1816 * snd_hda_sequence_write_cache - sequence writes with caching
1817 * @codec: the HDA codec
1818 * @seq: VERB array to send
1819 *
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.
1823 */
1824void snd_hda_sequence_write_cache(struct hda_codec *codec,
1825 const struct hda_verb *seq)
1826{
1827 for (; seq->nid; seq++)
1828 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1829 seq->param);
1830}
cb53c626 1831#endif /* SND_HDA_NEEDS_RESUME */
b3ac5636 1832
54d17403
TI		 1833/*
1834 * set power state of the codec
1835 */
1836static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1837 unsigned int power_state)
1838{
cb53c626
TI		 1839 hda_nid_t nid;
1840 int i;
54d17403
TI		 1841
1842 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1843 power_state);
d2595d86 1844 msleep(10); /* partial workaround for "azx_get_response timeout" */
54d17403 1845
cb53c626
TI		 1846 nid = codec->start_nid;
1847 for (i = 0; i < codec->num_nodes; i++, nid++) {
7eba5c9d
TI		 1848 unsigned int wcaps = get_wcaps(codec, nid);
1849 if (wcaps & AC_WCAP_POWER) {
1850 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1851 AC_WCAP_TYPE_SHIFT;
1852 if (wid_type == AC_WID_PIN) {
1853 unsigned int pincap;
1854 /*
1855 * don't power down the widget if it controls
1856 * eapd and EAPD_BTLENABLE is set.
1857 */
1858 pincap = snd_hda_param_read(codec, nid,
1859 AC_PAR_PIN_CAP);
1860 if (pincap & AC_PINCAP_EAPD) {
1861 int eapd = snd_hda_codec_read(codec,
1862 nid, 0,
1863 AC_VERB_GET_EAPD_BTLENABLE, 0);
1864 eapd &= 0x02;
1865 if (power_state == AC_PWRST_D3 && eapd)
1866 continue;
1867 }
1194b5b7 1868 }
54d17403
TI		 1869 snd_hda_codec_write(codec, nid, 0,
1870 AC_VERB_SET_POWER_STATE,
1871 power_state);
1194b5b7 1872 }
54d17403
TI		 1873 }
1874
cb53c626
TI		 1875 if (power_state == AC_PWRST_D0) {
1876 unsigned long end_time;
1877 int state;
54d17403 1878 msleep(10);
cb53c626
TI		 1879 /* wait until the codec reachs to D0 */
1880 end_time = jiffies + msecs_to_jiffies(500);
1881 do {
1882 state = snd_hda_codec_read(codec, fg, 0,
1883 AC_VERB_GET_POWER_STATE, 0);
1884 if (state == power_state)
1885 break;
1886 msleep(1);
1887 } while (time_after_eq(end_time, jiffies));
1888 }
1889}
1890
1891#ifdef SND_HDA_NEEDS_RESUME
1892/*
1893 * call suspend and power-down; used both from PM and power-save
1894 */
1895static void hda_call_codec_suspend(struct hda_codec *codec)
1896{
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,
1901 AC_PWRST_D3);
1902#ifdef CONFIG_SND_HDA_POWER_SAVE
1903 cancel_delayed_work(&codec->power_work);
95e99fda 1904 codec->power_on = 0;
a221e287 1905 codec->power_transition = 0;
cb53c626 1906#endif
54d17403
TI		 1907}
1908
cb53c626
TI		 1909/*
1910 * kick up codec; used both from PM and power-save
1911 */
1912static void hda_call_codec_resume(struct hda_codec *codec)
1913{
1914 hda_set_power_state(codec,
1915 codec->afg ? codec->afg : codec->mfg,
1916 AC_PWRST_D0);
1917 if (codec->patch_ops.resume)
1918 codec->patch_ops.resume(codec);
1919 else {
9d99f312
TI		 1920 if (codec->patch_ops.init)
1921 codec->patch_ops.init(codec);
cb53c626
TI		 1922 snd_hda_codec_resume_amp(codec);
1923 snd_hda_codec_resume_cache(codec);
1924 }
1925}
1926#endif /* SND_HDA_NEEDS_RESUME */
1927
54d17403 1928
1da177e4
LT		 1929/**
1930 * snd_hda_build_controls - build mixer controls
1931 * @bus: the BUS
1932 *
1933 * Creates mixer controls for each codec included in the bus.
1934 *
1935 * Returns 0 if successful, otherwise a negative error code.
1936 */
756e2b01 1937int __devinit snd_hda_build_controls(struct hda_bus *bus)
1da177e4 1938{
0ba21762 1939 struct hda_codec *codec;
1da177e4 1940
0ba21762 1941 list_for_each_entry(codec, &bus->codec_list, list) {
cb53c626
TI		 1942 int err = 0;
1943 /* fake as if already powered-on */
1944 hda_keep_power_on(codec);
1945 /* then fire up */
54d17403
TI		 1946 hda_set_power_state(codec,
1947 codec->afg ? codec->afg : codec->mfg,
1948 AC_PWRST_D0);
cb53c626
TI		 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);
1da177e4
LT		 1955 if (err < 0)
1956 return err;
1957 }
cb53c626 1958
1da177e4
LT		 1959 return 0;
1960}
1961
1da177e4
LT		 1962/*
1963 * stream formats
1964 */
befdf316
TI		 1965struct hda_rate_tbl {
1966 unsigned int hz;
1967 unsigned int alsa_bits;
1968 unsigned int hda_fmt;
1969};
1970
1971static struct hda_rate_tbl rate_bits[] = {
1da177e4 1972 /* rate in Hz, ALSA rate bitmask, HDA format value */
9d8f53f2
NG		 1973
1974 /* autodetected value used in snd_hda_query_supported_pcm */
1da177e4
LT		 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 */
a961f9fe
TI		 1986#define AC_PAR_PCM_RATE_BITS 11
1987 /* up to bits 10, 384kHZ isn't supported properly */
1988
1989 /* not autodetected value */
1990 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
9d8f53f2 1991
befdf316 1992 { 0 } /* terminator */
1da177e4
LT		 1993};
1994
1995/**
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
2001 *
2002 * Calculate the format bitset from the given rate, channels and th PCM format.
2003 *
2004 * Return zero if invalid.
2005 */
2006unsigned int snd_hda_calc_stream_format(unsigned int rate,
2007 unsigned int channels,
2008 unsigned int format,
2009 unsigned int maxbps)
2010{
2011 int i;
2012 unsigned int val = 0;
2013
befdf316
TI		 2014 for (i = 0; rate_bits[i].hz; i++)
2015 if (rate_bits[i].hz == rate) {
2016 val = rate_bits[i].hda_fmt;
1da177e4
LT		 2017 break;
2018 }
0ba21762 2019 if (!rate_bits[i].hz) {
1da177e4
LT		 2020 snd_printdd("invalid rate %d\n", rate);
2021 return 0;
2022 }
2023
2024 if (channels == 0 || channels > 8) {
2025 snd_printdd("invalid channels %d\n", channels);
2026 return 0;
2027 }
2028 val |= channels - 1;
2029
2030 switch (snd_pcm_format_width(format)) {
2031 case 8: val |= 0x00; break;
2032 case 16: val |= 0x10; break;
2033 case 20:
2034 case 24:
2035 case 32:
2036 if (maxbps >= 32)
2037 val |= 0x40;
2038 else if (maxbps >= 24)
2039 val |= 0x30;
2040 else
2041 val |= 0x20;
2042 break;
2043 default:
0ba21762
TI		 2044 snd_printdd("invalid format width %d\n",
2045 snd_pcm_format_width(format));
1da177e4
LT		 2046 return 0;
2047 }
2048
2049 return val;
2050}
2051
2052/**
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
2059 *
2060 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
2061 * or @bsps argument is ignored.
2062 *
2063 * Returns 0 if successful, otherwise a negative error code.
2064 */
2065int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
2066 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
2067{
2068 int i;
2069 unsigned int val, streams;
2070
2071 val = 0;
2072 if (nid != codec->afg &&
54d17403 2073 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 2074 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2075 if (val == -1)
2076 return -EIO;
2077 }
0ba21762 2078 if (!val)
1da177e4
LT		 2079 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2080
2081 if (ratesp) {
2082 u32 rates = 0;
a961f9fe 2083 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
1da177e4 2084 if (val & (1 << i))
befdf316 2085 rates |= rate_bits[i].alsa_bits;
1da177e4
LT		 2086 }
2087 *ratesp = rates;
2088 }
2089
2090 if (formatsp || bpsp) {
2091 u64 formats = 0;
2092 unsigned int bps;
2093 unsigned int wcaps;
2094
54d17403 2095 wcaps = get_wcaps(codec, nid);
1da177e4
LT		 2096 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2097 if (streams == -1)
2098 return -EIO;
0ba21762
TI		 2099 if (!streams) {
2100 streams = snd_hda_param_read(codec, codec->afg,
2101 AC_PAR_STREAM);
1da177e4
LT		 2102 if (streams == -1)
2103 return -EIO;
2104 }
2105
2106 bps = 0;
2107 if (streams & AC_SUPFMT_PCM) {
2108 if (val & AC_SUPPCM_BITS_8) {
2109 formats |= SNDRV_PCM_FMTBIT_U8;
2110 bps = 8;
2111 }
2112 if (val & AC_SUPPCM_BITS_16) {
2113 formats |= SNDRV_PCM_FMTBIT_S16_LE;
2114 bps = 16;
2115 }
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)
2122 bps = 24;
2123 else if (val & AC_SUPPCM_BITS_20)
2124 bps = 20;
0ba21762
TI		 2125 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
2126 AC_SUPPCM_BITS_32)) {
1da177e4
LT		 2127 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2128 if (val & AC_SUPPCM_BITS_32)
2129 bps = 32;
1da177e4
LT		 2130 else if (val & AC_SUPPCM_BITS_24)
2131 bps = 24;
33ef7651
NG		 2132 else if (val & AC_SUPPCM_BITS_20)
2133 bps = 20;
1da177e4
LT		 2134 }
2135 }
0ba21762
TI		 2136 else if (streams == AC_SUPFMT_FLOAT32) {
2137 /* should be exclusive */
1da177e4
LT		 2138 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
2139 bps = 32;
0ba21762
TI		 2140 } else if (streams == AC_SUPFMT_AC3) {
2141 /* should be exclusive */
1da177e4
LT		 2142 /* temporary hack: we have still no proper support
2143 * for the direct AC3 stream...
2144 */
2145 formats |= SNDRV_PCM_FMTBIT_U8;
2146 bps = 8;
2147 }
2148 if (formatsp)
2149 *formatsp = formats;
2150 if (bpsp)
2151 *bpsp = bps;
2152 }
2153
2154 return 0;
2155}
2156
2157/**
0ba21762
TI		 2158 * snd_hda_is_supported_format - check whether the given node supports
2159 * the format val
1da177e4
LT		 2160 *
2161 * Returns 1 if supported, 0 if not.
2162 */
2163int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2164 unsigned int format)
2165{
2166 int i;
2167 unsigned int val = 0, rate, stream;
2168
2169 if (nid != codec->afg &&
54d17403 2170 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 2171 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2172 if (val == -1)
2173 return 0;
2174 }
0ba21762 2175 if (!val) {
1da177e4
LT		 2176 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2177 if (val == -1)
2178 return 0;
2179 }
2180
2181 rate = format & 0xff00;
a961f9fe 2182 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
befdf316 2183 if (rate_bits[i].hda_fmt == rate) {
1da177e4
LT		 2184 if (val & (1 << i))
2185 break;
2186 return 0;
2187 }
a961f9fe 2188 if (i >= AC_PAR_PCM_RATE_BITS)
1da177e4
LT		 2189 return 0;
2190
2191 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2192 if (stream == -1)
2193 return 0;
0ba21762 2194 if (!stream && nid != codec->afg)
1da177e4 2195 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
0ba21762 2196 if (!stream || stream == -1)
1da177e4
LT		 2197 return 0;
2198
2199 if (stream & AC_SUPFMT_PCM) {
2200 switch (format & 0xf0) {
2201 case 0x00:
0ba21762 2202 if (!(val & AC_SUPPCM_BITS_8))
1da177e4
LT		 2203 return 0;
2204 break;
2205 case 0x10:
0ba21762 2206 if (!(val & AC_SUPPCM_BITS_16))
1da177e4
LT		 2207 return 0;
2208 break;
2209 case 0x20:
0ba21762 2210 if (!(val & AC_SUPPCM_BITS_20))
1da177e4
LT		 2211 return 0;
2212 break;
2213 case 0x30:
0ba21762 2214 if (!(val & AC_SUPPCM_BITS_24))
1da177e4
LT		 2215 return 0;
2216 break;
2217 case 0x40:
0ba21762 2218 if (!(val & AC_SUPPCM_BITS_32))
1da177e4
LT		 2219 return 0;
2220 break;
2221 default:
2222 return 0;
2223 }
2224 } else {
2225 /* FIXME: check for float32 and AC3? */
2226 }
2227
2228 return 1;
2229}
2230
2231/*
2232 * PCM stuff
2233 */
2234static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2235 struct hda_codec *codec,
c8b6bf9b 2236 struct snd_pcm_substream *substream)
1da177e4
LT		 2237{
2238 return 0;
2239}
2240
2241static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2242 struct hda_codec *codec,
2243 unsigned int stream_tag,
2244 unsigned int format,
c8b6bf9b 2245 struct snd_pcm_substream *substream)
1da177e4
LT		 2246{
2247 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2248 return 0;
2249}
2250
2251static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2252 struct hda_codec *codec,
c8b6bf9b 2253 struct snd_pcm_substream *substream)
1da177e4 2254{
888afa15 2255 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1da177e4
LT		 2256 return 0;
2257}
2258
0ba21762
TI		 2259static int __devinit set_pcm_default_values(struct hda_codec *codec,
2260 struct hda_pcm_stream *info)
1da177e4 2261{
0ba21762
TI		 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);
1da177e4
LT		 2268 }
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) {
da3cec35
TI		 2274 if (snd_BUG_ON(!info->nid))
2275 return -EINVAL;
1da177e4
LT		 2276 info->ops.prepare = hda_pcm_default_prepare;
2277 }
1da177e4 2278 if (info->ops.cleanup == NULL) {
da3cec35
TI		 2279 if (snd_BUG_ON(!info->nid))
2280 return -EINVAL;
1da177e4
LT		 2281 info->ops.cleanup = hda_pcm_default_cleanup;
2282 }
2283 return 0;
2284}
2285
176d5335
TI		 2286/*
2287 * attach a new PCM stream
2288 */
2289static int __devinit
2290snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm)
2291{
2292 struct hda_pcm_stream *info;
2293 int stream, err;
2294
2295 if (!pcm->name)
2296 return -EINVAL;
2297 for (stream = 0; stream < 2; stream++) {
2298 info = &pcm->stream[stream];
2299 if (info->substreams) {
2300 err = set_pcm_default_values(codec, info);
2301 if (err < 0)
2302 return err;
2303 }
2304 }
2305 return codec->bus->ops.attach_pcm(codec, pcm);
2306}
2307
1da177e4
LT		 2308/**
2309 * snd_hda_build_pcms - build PCM information
2310 * @bus: the BUS
2311 *
2312 * Create PCM information for each codec included in the bus.
2313 *
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
2318 * callback.
2319 *
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.
2325 *
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.
2331 *
2332 * This function returns 0 if successfull, or a negative error code.
2333 */
756e2b01 2334int __devinit snd_hda_build_pcms(struct hda_bus *bus)
1da177e4 2335{
176d5335
TI		 2336 static const char *dev_name[HDA_PCM_NTYPES] = {
2337 "Audio", "SPDIF", "HDMI", "Modem"
2338 };
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
2345 };
2346 /* normal audio device indices; not linear to keep compatibility */
2347 static int audio_idx[4] = { 0, 2, 4, 5 };
0ba21762 2348 struct hda_codec *codec;
176d5335 2349 int num_devs[HDA_PCM_NTYPES];
1da177e4 2350
176d5335 2351 memset(num_devs, 0, sizeof(num_devs));
0ba21762 2352 list_for_each_entry(codec, &bus->codec_list, list) {
176d5335 2353 unsigned int pcm;
1da177e4 2354 int err;
0ba21762 2355 if (!codec->patch_ops.build_pcms)
1da177e4
LT		 2356 continue;
2357 err = codec->patch_ops.build_pcms(codec);
2358 if (err < 0)
2359 return err;
2360 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
176d5335
TI		 2361 struct hda_pcm *cpcm = &codec->pcm_info[pcm];
2362 int type = cpcm->pcm_type;
2363 switch (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");
2368 continue;
2369 }
2370 cpcm->device = audio_idx[num_devs[type]];
2371 break;
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",
2378 dev_name[type]);
1da177e4 2379 continue;
176d5335
TI		 2380 }
2381 cpcm->device = dev_idx[type];
2382 break;
2383 default:
2384 snd_printk(KERN_WARNING
2385 "Invalid PCM type %d\n", type);
2386 continue;
1da177e4 2387 }
176d5335
TI		 2388 num_devs[type]++;
2389 err = snd_hda_attach_pcm(codec, cpcm);
2390 if (err < 0)
2391 return err;
1da177e4
LT		 2392 }
2393 }
2394 return 0;
2395}
2396
1da177e4
LT		 2397/**
2398 * snd_hda_check_board_config - compare the current codec with the config table
2399 * @codec: the HDA codec
f5fcc13c
TI		 2400 * @num_configs: number of config enums
2401 * @models: array of model name strings
1da177e4
LT		 2402 * @tbl: configuration table, terminated by null entries
2403 *
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).
2407 *
2408 * If no entries are matching, the function returns a negative value.
2409 */
12f288bf
TI		 2410int snd_hda_check_board_config(struct hda_codec *codec,
2411 int num_configs, const char **models,
2412 const struct snd_pci_quirk *tbl)
1da177e4 2413{
f44ac837 2414 if (codec->modelname && models) {
f5fcc13c
TI		 2415 int i;
2416 for (i = 0; i < num_configs; i++) {
2417 if (models[i] &&
f44ac837 2418 !strcmp(codec->modelname, models[i])) {
f5fcc13c
TI		 2419 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2420 "selected\n", models[i]);
2421 return i;
1da177e4
LT		 2422 }
2423 }
2424 }
2425
f5fcc13c
TI		 2426 if (!codec->bus->pci || !tbl)
2427 return -1;
2428
2429 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2430 if (!tbl)
2431 return -1;
2432 if (tbl->value >= 0 && tbl->value < num_configs) {
62cf872a 2433#ifdef CONFIG_SND_DEBUG_VERBOSE
f5fcc13c
TI		 2434 char tmp[10];
2435 const char *model = NULL;
2436 if (models)
2437 model = models[tbl->value];
2438 if (!model) {
2439 sprintf(tmp, "#%d", tbl->value);
2440 model = tmp;
1da177e4 2441 }
f5fcc13c
TI		 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"));
2446#endif
2447 return tbl->value;
1da177e4
LT		 2448 }
2449 return -1;
2450}
2451
2452/**
2453 * snd_hda_add_new_ctls - create controls from the array
2454 * @codec: the HDA codec
c8b6bf9b 2455 * @knew: the array of struct snd_kcontrol_new
1da177e4
LT		 2456 *
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.
2459 *
2460 * Returns 0 if successful, or a negative error code.
2461 */
12f288bf 2462int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
1da177e4 2463{
cb53c626 2464 int err;
1da177e4
LT		 2465
2466 for (; knew->name; knew++) {
54d17403
TI		 2467 struct snd_kcontrol *kctl;
2468 kctl = snd_ctl_new1(knew, codec);
0ba21762 2469 if (!kctl)
54d17403 2470 return -ENOMEM;
d13bd412 2471 err = snd_hda_ctl_add(codec, kctl);
54d17403 2472 if (err < 0) {
0ba21762 2473 if (!codec->addr)
54d17403
TI		 2474 return err;
2475 kctl = snd_ctl_new1(knew, codec);
0ba21762 2476 if (!kctl)
54d17403
TI		 2477 return -ENOMEM;
2478 kctl->id.device = codec->addr;
d13bd412 2479 err = snd_hda_ctl_add(codec, kctl);
0ba21762 2480 if (err < 0)
54d17403
TI		 2481 return err;
2482 }
1da177e4
LT		 2483 }
2484 return 0;
2485}
2486
cb53c626
TI		 2487#ifdef CONFIG_SND_HDA_POWER_SAVE
2488static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2489 unsigned int power_state);
2490
2491static void hda_power_work(struct work_struct *work)
2492{
2493 struct hda_codec *codec =
2494 container_of(work, struct hda_codec, power_work.work);
2495
2e492462
ML		 2496 if (!codec->power_on || codec->power_count) {
2497 codec->power_transition = 0;
cb53c626 2498 return;
2e492462 2499 }
cb53c626
TI		 2500
2501 hda_call_codec_suspend(codec);
cb53c626
TI		 2502 if (codec->bus->ops.pm_notify)
2503 codec->bus->ops.pm_notify(codec);
2504}
2505
2506static void hda_keep_power_on(struct hda_codec *codec)
2507{
2508 codec->power_count++;
2509 codec->power_on = 1;
2510}
2511
2512void snd_hda_power_up(struct hda_codec *codec)
2513{
2514 codec->power_count++;
a221e287 2515 if (codec->power_on || codec->power_transition)
cb53c626
TI		 2516 return;
2517
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);
a221e287 2523 codec->power_transition = 0;
cb53c626
TI		 2524}
2525
2526void snd_hda_power_down(struct hda_codec *codec)
2527{
2528 --codec->power_count;
a221e287 2529 if (!codec->power_on || codec->power_count || codec->power_transition)
cb53c626 2530 return;
a221e287
TI		 2531 if (power_save) {
2532 codec->power_transition = 1; /* avoid reentrance */
cb53c626
TI		 2533 schedule_delayed_work(&codec->power_work,
2534 msecs_to_jiffies(power_save * 1000));
a221e287 2535 }
cb53c626
TI		 2536}
2537
2538int snd_hda_check_amp_list_power(struct hda_codec *codec,
2539 struct hda_loopback_check *check,
2540 hda_nid_t nid)
2541{
2542 struct hda_amp_list *p;
2543 int ch, v;
2544
2545 if (!check->amplist)
2546 return 0;
2547 for (p = check->amplist; p->nid; p++) {
2548 if (p->nid == nid)
2549 break;
2550 }
2551 if (!p->nid)
2552 return 0; /* nothing changed */
2553
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,
2557 p->idx);
2558 if (!(v & HDA_AMP_MUTE) && v > 0) {
2559 if (!check->power_on) {
2560 check->power_on = 1;
2561 snd_hda_power_up(codec);
2562 }
2563 return 1;
2564 }
2565 }
2566 }
2567 if (check->power_on) {
2568 check->power_on = 0;
2569 snd_hda_power_down(codec);
2570 }
2571 return 0;
2572}
2573#endif
1da177e4 2574
c8b6bf9b 2575/*
d2a6d7dc
TI		 2576 * Channel mode helper
2577 */
0ba21762
TI		 2578int snd_hda_ch_mode_info(struct hda_codec *codec,
2579 struct snd_ctl_elem_info *uinfo,
2580 const struct hda_channel_mode *chmode,
2581 int num_chmodes)
d2a6d7dc
TI		 2582{
2583 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2584 uinfo->count = 1;
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);
2590 return 0;
2591}
2592
0ba21762
TI		 2593int snd_hda_ch_mode_get(struct hda_codec *codec,
2594 struct snd_ctl_elem_value *ucontrol,
2595 const struct hda_channel_mode *chmode,
2596 int num_chmodes,
d2a6d7dc
TI		 2597 int max_channels)
2598{
2599 int i;
2600
2601 for (i = 0; i < num_chmodes; i++) {
2602 if (max_channels == chmode[i].channels) {
2603 ucontrol->value.enumerated.item[0] = i;
2604 break;
2605 }
2606 }
2607 return 0;
2608}
2609
0ba21762
TI		 2610int snd_hda_ch_mode_put(struct hda_codec *codec,
2611 struct snd_ctl_elem_value *ucontrol,
2612 const struct hda_channel_mode *chmode,
2613 int num_chmodes,
d2a6d7dc
TI		 2614 int *max_channelsp)
2615{
2616 unsigned int mode;
2617
2618 mode = ucontrol->value.enumerated.item[0];
68ea7b2f
TI		 2619 if (mode >= num_chmodes)
2620 return -EINVAL;
82beb8fd 2621 if (*max_channelsp == chmode[mode].channels)
d2a6d7dc
TI		 2622 return 0;
2623 /* change the current channel setting */
2624 *max_channelsp = chmode[mode].channels;
2625 if (chmode[mode].sequence)
82beb8fd 2626 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
d2a6d7dc
TI		 2627 return 1;
2628}
2629
1da177e4
LT		 2630/*
2631 * input MUX helper
2632 */
0ba21762
TI		 2633int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2634 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 2635{
2636 unsigned int index;
2637
2638 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2639 uinfo->count = 1;
2640 uinfo->value.enumerated.items = imux->num_items;
5513b0c5
TI		 2641 if (!imux->num_items)
2642 return 0;
1da177e4
LT		 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);
2647 return 0;
2648}
2649
0ba21762
TI		 2650int snd_hda_input_mux_put(struct hda_codec *codec,
2651 const struct hda_input_mux *imux,
2652 struct snd_ctl_elem_value *ucontrol,
2653 hda_nid_t nid,
1da177e4
LT		 2654 unsigned int *cur_val)
2655{
2656 unsigned int idx;
2657
5513b0c5
TI		 2658 if (!imux->num_items)
2659 return 0;
1da177e4
LT		 2660 idx = ucontrol->value.enumerated.item[0];
2661 if (idx >= imux->num_items)
2662 idx = imux->num_items - 1;
82beb8fd 2663 if (*cur_val == idx)
1da177e4 2664 return 0;
82beb8fd
TI		 2665 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2666 imux->items[idx].index);
1da177e4
LT		 2667 *cur_val = idx;
2668 return 1;
2669}
2670
2671
2672/*
2673 * Multi-channel / digital-out PCM helper functions
2674 */
2675
6b97eb45
TI		 2676/* setup SPDIF output stream */
2677static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2678 unsigned int stream_tag, unsigned int format)
2679{
2680 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2f72853c
TI		 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,
2684 -1);
6b97eb45 2685 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2f72853c
TI		 2686 if (codec->slave_dig_outs) {
2687 hda_nid_t *d;
2688 for (d = codec->slave_dig_outs; *d; d++)
2689 snd_hda_codec_setup_stream(codec, *d, stream_tag, 0,
2690 format);
2691 }
6b97eb45 2692 /* turn on again (if needed) */
2f72853c
TI		 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);
2696}
de51ca12 2697
2f72853c
TI		 2698static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid)
2699{
2700 snd_hda_codec_cleanup_stream(codec, nid);
2701 if (codec->slave_dig_outs) {
2702 hda_nid_t *d;
2703 for (d = codec->slave_dig_outs; *d; d++)
2704 snd_hda_codec_cleanup_stream(codec, *d);
de51ca12 2705 }
6b97eb45
TI		 2706}
2707
1da177e4
LT		 2708/*
2709 * open the digital out in the exclusive mode
2710 */
0ba21762
TI		 2711int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2712 struct hda_multi_out *mout)
1da177e4 2713{
62932df8 2714 mutex_lock(&codec->spdif_mutex);
5930ca41
TI		 2715 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2716 /* already opened as analog dup; reset it once */
2f72853c 2717 cleanup_dig_out_stream(codec, mout->dig_out_nid);
1da177e4 2718 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
62932df8 2719 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2720 return 0;
2721}
2722
6b97eb45
TI		 2723int 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)
2728{
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);
2732 return 0;
2733}
2734
1da177e4
LT		 2735/*
2736 * release the digital out
2737 */
0ba21762
TI		 2738int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2739 struct hda_multi_out *mout)
1da177e4 2740{
62932df8 2741 mutex_lock(&codec->spdif_mutex);
1da177e4 2742 mout->dig_out_used = 0;
62932df8 2743 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2744 return 0;
2745}
2746
2747/*
2748 * set up more restrictions for analog out
2749 */
0ba21762
TI		 2750int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2751 struct hda_multi_out *mout,
9a08160b
TI		 2752 struct snd_pcm_substream *substream,
2753 struct hda_pcm_stream *hinfo)
2754{
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;
2762 } else {
2763 runtime->hw.rates = mout->analog_rates;
2764 runtime->hw.formats = mout->analog_formats;
2765 hinfo->maxbps = mout->analog_maxbps;
2766 }
2767 if (!mout->spdif_rates) {
2768 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
2769 &mout->spdif_rates,
2770 &mout->spdif_formats,
2771 &mout->spdif_maxbps);
2772 }
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;
2779 }
eaa9985b 2780 mutex_unlock(&codec->spdif_mutex);
9a08160b 2781 }
1da177e4
LT		 2782 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2783 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2784}
2785
2786/*
2787 * set up the i/o for analog out
2788 * when the digital out is available, copy the front out to digital out, too.
2789 */
0ba21762
TI		 2790int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2791 struct hda_multi_out *mout,
1da177e4
LT		 2792 unsigned int stream_tag,
2793 unsigned int format,
c8b6bf9b 2794 struct snd_pcm_substream *substream)
1da177e4
LT		 2795{
2796 hda_nid_t *nids = mout->dac_nids;
2797 int chs = substream->runtime->channels;
2798 int i;
2799
62932df8 2800 mutex_lock(&codec->spdif_mutex);
9a08160b
TI		 2801 if (mout->dig_out_nid && mout->share_spdif &&
2802 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
1da177e4 2803 if (chs == 2 &&
0ba21762
TI		 2804 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2805 format) &&
2806 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
1da177e4 2807 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
6b97eb45
TI		 2808 setup_dig_out_stream(codec, mout->dig_out_nid,
2809 stream_tag, format);
1da177e4
LT		 2810 } else {
2811 mout->dig_out_used = 0;
2f72853c 2812 cleanup_dig_out_stream(codec, mout->dig_out_nid);
1da177e4
LT		 2813 }
2814 }
62932df8 2815 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2816
2817 /* front */
0ba21762
TI		 2818 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2819 0, format);
d29240ce
TI		 2820 if (!mout->no_share_stream &&
2821 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
1da177e4 2822 /* headphone out will just decode front left/right (stereo) */
0ba21762
TI		 2823 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2824 0, format);
82bc955f
TI		 2825 /* extra outputs copied from front */
2826 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
d29240ce 2827 if (!mout->no_share_stream && mout->extra_out_nid[i])
82bc955f
TI		 2828 snd_hda_codec_setup_stream(codec,
2829 mout->extra_out_nid[i],
2830 stream_tag, 0, format);
2831
1da177e4
LT		 2832 /* surrounds */
2833 for (i = 1; i < mout->num_dacs; i++) {
4b3acaf5 2834 if (chs >= (i + 1) * 2) /* independent out */
0ba21762
TI		 2835 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2836 i * 2, format);
d29240ce 2837 else if (!mout->no_share_stream) /* copy front */
0ba21762
TI		 2838 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2839 0, format);
1da177e4
LT		 2840 }
2841 return 0;
2842}
2843
2844/*
2845 * clean up the setting for analog out
2846 */
0ba21762
TI		 2847int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2848 struct hda_multi_out *mout)
1da177e4
LT		 2849{
2850 hda_nid_t *nids = mout->dac_nids;
2851 int i;
2852
2853 for (i = 0; i < mout->num_dacs; i++)
888afa15 2854 snd_hda_codec_cleanup_stream(codec, nids[i]);
1da177e4 2855 if (mout->hp_nid)
888afa15 2856 snd_hda_codec_cleanup_stream(codec, mout->hp_nid);
82bc955f
TI		 2857 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2858 if (mout->extra_out_nid[i])
888afa15
TI		 2859 snd_hda_codec_cleanup_stream(codec,
2860 mout->extra_out_nid[i]);
62932df8 2861 mutex_lock(&codec->spdif_mutex);
1da177e4 2862 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2f72853c 2863 cleanup_dig_out_stream(codec, mout->dig_out_nid);
1da177e4
LT		 2864 mout->dig_out_used = 0;
2865 }
62932df8 2866 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2867 return 0;
2868}
2869
e9edcee0 2870/*
6b34500c 2871 * Helper for automatic pin configuration
e9edcee0 2872 */
df694daa 2873
12f288bf 2874static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
df694daa
KY		 2875{
2876 for (; *list; list++)
2877 if (*list == nid)
2878 return 1;
2879 return 0;
2880}
2881
81937d3b
SL		 2882
2883/*
2884 * Sort an associated group of pins according to their sequence numbers.
2885 */
2886static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2887 int num_pins)
2888{
2889 int i, j;
2890 short seq;
2891 hda_nid_t nid;
2892
2893 for (i = 0; i < num_pins; i++) {
2894 for (j = i + 1; j < num_pins; j++) {
2895 if (sequences[i] > sequences[j]) {
2896 seq = sequences[i];
2897 sequences[i] = sequences[j];
2898 sequences[j] = seq;
2899 nid = pins[i];
2900 pins[i] = pins[j];
2901 pins[j] = nid;
2902 }
2903 }
2904 }
2905}
2906
2907
82bc955f
TI		 2908/*
2909 * Parse all pin widgets and store the useful pin nids to cfg
2910 *
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, ...
2914 *
2915 * If more extra outputs (speaker and headphone) are found, the pins are
eb06ed8f 2916 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
82bc955f
TI		 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.
2920 *
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,
2923 * respectively.
2924 */
12f288bf
TI		 2925int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2926 struct auto_pin_cfg *cfg,
2927 hda_nid_t *ignore_nids)
e9edcee0 2928{
0ef6ce7b 2929 hda_nid_t nid, end_nid;
81937d3b
SL		 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)];
f889fa91 2933 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
e9edcee0
TI		 2934
2935 memset(cfg, 0, sizeof(*cfg));
2936
81937d3b
SL		 2937 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2938 memset(sequences_speaker, 0, sizeof(sequences_speaker));
f889fa91 2939 memset(sequences_hp, 0, sizeof(sequences_hp));
81937d3b 2940 assoc_line_out = assoc_speaker = 0;
e9edcee0 2941
0ef6ce7b
TI		 2942 end_nid = codec->start_nid + codec->num_nodes;
2943 for (nid = codec->start_nid; nid < end_nid; nid++) {
54d17403 2944 unsigned int wid_caps = get_wcaps(codec, nid);
0ba21762
TI		 2945 unsigned int wid_type =
2946 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
e9edcee0
TI		 2947 unsigned int def_conf;
2948 short assoc, loc;
2949
2950 /* read all default configuration for pin complex */
2951 if (wid_type != AC_WID_PIN)
2952 continue;
df694daa
KY		 2953 /* ignore the given nids (e.g. pc-beep returns error) */
2954 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2955 continue;
2956
0ba21762
TI		 2957 def_conf = snd_hda_codec_read(codec, nid, 0,
2958 AC_VERB_GET_CONFIG_DEFAULT, 0);
e9edcee0
TI		 2959 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2960 continue;
2961 loc = get_defcfg_location(def_conf);
2962 switch (get_defcfg_device(def_conf)) {
2963 case AC_JACK_LINE_OUT:
e9edcee0
TI		 2964 seq = get_defcfg_sequence(def_conf);
2965 assoc = get_defcfg_association(def_conf);
90da78bf
MR		 2966
2967 if (!(wid_caps & AC_WCAP_STEREO))
2968 if (!cfg->mono_out_pin)
2969 cfg->mono_out_pin = nid;
0ba21762 2970 if (!assoc)
e9edcee0 2971 continue;
0ba21762 2972 if (!assoc_line_out)
e9edcee0
TI		 2973 assoc_line_out = assoc;
2974 else if (assoc_line_out != assoc)
2975 continue;
2976 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2977 continue;
2978 cfg->line_out_pins[cfg->line_outs] = nid;
81937d3b 2979 sequences_line_out[cfg->line_outs] = seq;
e9edcee0
TI		 2980 cfg->line_outs++;
2981 break;
8d88bc3d 2982 case AC_JACK_SPEAKER:
81937d3b
SL		 2983 seq = get_defcfg_sequence(def_conf);
2984 assoc = get_defcfg_association(def_conf);
2985 if (! assoc)
2986 continue;
2987 if (! assoc_speaker)
2988 assoc_speaker = assoc;
2989 else if (assoc_speaker != assoc)
2990 continue;
82bc955f
TI		 2991 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2992 continue;
2993 cfg->speaker_pins[cfg->speaker_outs] = nid;
81937d3b 2994 sequences_speaker[cfg->speaker_outs] = seq;
82bc955f 2995 cfg->speaker_outs++;
8d88bc3d 2996 break;
e9edcee0 2997 case AC_JACK_HP_OUT:
f889fa91
TI		 2998 seq = get_defcfg_sequence(def_conf);
2999 assoc = get_defcfg_association(def_conf);
eb06ed8f
TI		 3000 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
3001 continue;
3002 cfg->hp_pins[cfg->hp_outs] = nid;
f889fa91 3003 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
eb06ed8f 3004 cfg->hp_outs++;
e9edcee0 3005 break;
314634bc
TI		 3006 case AC_JACK_MIC_IN: {
3007 int preferred, alt;
3008 if (loc == AC_JACK_LOC_FRONT) {
3009 preferred = AUTO_PIN_FRONT_MIC;
3010 alt = AUTO_PIN_MIC;
3011 } else {
3012 preferred = AUTO_PIN_MIC;
3013 alt = AUTO_PIN_FRONT_MIC;
3014 }
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;
e9edcee0 3019 break;
314634bc 3020 }
e9edcee0
TI		 3021 case AC_JACK_LINE_IN:
3022 if (loc == AC_JACK_LOC_FRONT)
3023 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
3024 else
3025 cfg->input_pins[AUTO_PIN_LINE] = nid;
3026 break;
3027 case AC_JACK_CD:
3028 cfg->input_pins[AUTO_PIN_CD] = nid;
3029 break;
3030 case AC_JACK_AUX:
3031 cfg->input_pins[AUTO_PIN_AUX] = nid;
3032 break;
3033 case AC_JACK_SPDIF_OUT:
3034 cfg->dig_out_pin = nid;
3035 break;
3036 case AC_JACK_SPDIF_IN:
3037 cfg->dig_in_pin = nid;
3038 break;
3039 }
3040 }
3041
5832fcf8
TI		 3042 /* FIX-UP:
3043 * If no line-out is defined but multiple HPs are found,
3044 * some of them might be the real line-outs.
3045 */
3046 if (!cfg->line_outs && cfg->hp_outs > 1) {
3047 int i = 0;
3048 while (i < cfg->hp_outs) {
3049 /* The real HPs should have the sequence 0x0f */
3050 if ((sequences_hp[i] & 0x0f) == 0x0f) {
3051 i++;
3052 continue;
3053 }
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];
3057 cfg->line_outs++;
3058 cfg->hp_outs--;
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));
3063 }
3064 }
3065
e9edcee0 3066 /* sort by sequence */
81937d3b
SL		 3067 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
3068 cfg->line_outs);
3069 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
3070 cfg->speaker_outs);
f889fa91
TI		 3071 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
3072 cfg->hp_outs);
81937d3b 3073
f889fa91
TI		 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;
3080 }
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;
3087 }
3088
81937d3b
SL		 3089 /*
3090 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
3091 * as a primary output
3092 */
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));
3105 cfg->hp_outs = 0;
3106 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
3107 cfg->line_out_type = AUTO_PIN_HP_OUT;
3108 }
3109 }
e9edcee0 3110
cb8e2f83
TI		 3111 /* Reorder the surround channels
3112 * ALSA sequence is front/surr/clfe/side
3113 * HDA sequence is:
3114 * 4-ch: front/surr => OK as it is
3115 * 6-ch: front/clfe/surr
9422db40 3116 * 8-ch: front/clfe/rear/side|fc
cb8e2f83
TI		 3117 */
3118 switch (cfg->line_outs) {
3119 case 3:
cb8e2f83
TI		 3120 case 4:
3121 nid = cfg->line_out_pins[1];
9422db40 3122 cfg->line_out_pins[1] = cfg->line_out_pins[2];
cb8e2f83
TI		 3123 cfg->line_out_pins[2] = nid;
3124 break;
e9edcee0
TI		 3125 }
3126
82bc955f
TI		 3127 /*
3128 * debug prints of the parsed results
3129 */
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]);
eb06ed8f
TI		 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]);
90da78bf 3142 snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin);
82bc955f
TI		 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]);
3151
e9edcee0
TI		 3152 return 0;
3153}
3154
4a471b7d
TI		 3155/* labels for input pins */
3156const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
3157 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
3158};
3159
3160
1da177e4
LT		 3161#ifdef CONFIG_PM
3162/*
3163 * power management
3164 */
3165
3166/**
3167 * snd_hda_suspend - suspend the codecs
3168 * @bus: the HDA bus
3169 * @state: suspsend state
3170 *
3171 * Returns 0 if successful.
3172 */
3173int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
3174{
0ba21762 3175 struct hda_codec *codec;
1da177e4 3176
0ba21762 3177 list_for_each_entry(codec, &bus->codec_list, list) {
0b7a2e9c
TI		 3178#ifdef CONFIG_SND_HDA_POWER_SAVE
3179 if (!codec->power_on)
3180 continue;
3181#endif
cb53c626 3182 hda_call_codec_suspend(codec);
1da177e4
LT		 3183 }
3184 return 0;
3185}
3186
3187/**
3188 * snd_hda_resume - resume the codecs
3189 * @bus: the HDA bus
3190 * @state: resume state
3191 *
3192 * Returns 0 if successful.
cb53c626
TI		 3193 *
3194 * This fucntion is defined only when POWER_SAVE isn't set.
3195 * In the power-save mode, the codec is resumed dynamically.
1da177e4
LT		 3196 */
3197int snd_hda_resume(struct hda_bus *bus)
3198{
0ba21762 3199 struct hda_codec *codec;
1da177e4 3200
0ba21762 3201 list_for_each_entry(codec, &bus->codec_list, list) {
d804ad92
ML		 3202 if (snd_hda_codec_needs_resume(codec))
3203 hda_call_codec_resume(codec);
1da177e4 3204 }
1da177e4
LT		 3205 return 0;
3206}
d804ad92
ML		 3207#ifdef CONFIG_SND_HDA_POWER_SAVE
3208int snd_hda_codecs_inuse(struct hda_bus *bus)
3209{
3210 struct hda_codec *codec;
1da177e4 3211
d804ad92
ML		 3212 list_for_each_entry(codec, &bus->codec_list, list) {
3213 if (snd_hda_codec_needs_resume(codec))
3214 return 1;
3215 }
3216 return 0;
3217}
3218#endif
1da177e4 3219#endif
b2e18597
TI		 3220
3221/*
3222 * generic arrays
3223 */
3224
3225/* get a new element from the given array
3226 * if it exceeds the pre-allocated array size, re-allocate the array
3227 */
3228void *snd_array_new(struct snd_array *array)
3229{
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);
3233 if (!nlist)
3234 return NULL;
3235 if (array->list) {
3236 memcpy(nlist, array->list,
3237 array->elem_size * array->alloced);
3238 kfree(array->list);
3239 }
3240 array->list = nlist;
3241 array->alloced = num;
3242 }
3243 return array->list + (array->used++ * array->elem_size);
3244}
3245
3246/* free the given array elements */
3247void snd_array_free(struct snd_array *array)
3248{
3249 kfree(array->list);
3250 array->used = 0;
3251 array->alloced = 0;
3252 array->list = NULL;
3253}
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