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[ALSA] hda-intel - Add ratelimit to timeout messages
[deliverable/linux.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>
1da177e4 34
cb53c626
TI		 35#ifdef CONFIG_SND_HDA_POWER_SAVE
36/* define this option here to hide as static */
7a5a27cf 37static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
cb53c626
TI		 38module_param(power_save, int, 0644);
39MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
40 "(in second, 0 = disable).");
41#endif
1da177e4 42
1da177e4
LT		 43/*
44 * vendor / preset table
45 */
46
47struct hda_vendor_id {
48 unsigned int id;
49 const char *name;
50};
51
52/* codec vendor labels */
53static struct hda_vendor_id hda_vendor_ids[] = {
54 { 0x10ec, "Realtek" },
a9226251 55 { 0x1057, "Motorola" },
c577b8a1 56 { 0x1106, "VIA" },
7f16859a 57 { 0x111d, "IDT" },
54b903ec 58 { 0x11d4, "Analog Devices" },
1da177e4 59 { 0x13f6, "C-Media" },
a9226251 60 { 0x14f1, "Conexant" },
1da177e4 61 { 0x434d, "C-Media" },
2f2f4251 62 { 0x8384, "SigmaTel" },
1da177e4
LT		 63 {} /* terminator */
64};
65
66/* codec presets */
67#include "hda_patch.h"
68
69
cb53c626
TI		 70#ifdef CONFIG_SND_HDA_POWER_SAVE
71static void hda_power_work(struct work_struct *work);
72static void hda_keep_power_on(struct hda_codec *codec);
73#else
74static inline void hda_keep_power_on(struct hda_codec *codec) {}
75#endif
76
1da177e4
LT		 77/**
78 * snd_hda_codec_read - send a command and get the response
79 * @codec: the HDA codec
80 * @nid: NID to send the command
81 * @direct: direct flag
82 * @verb: the verb to send
83 * @parm: the parameter for the verb
84 *
85 * Send a single command and read the corresponding response.
86 *
87 * Returns the obtained response value, or -1 for an error.
88 */
0ba21762
TI		 89unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
90 int direct,
1da177e4
LT		 91 unsigned int verb, unsigned int parm)
92{
93 unsigned int res;
cb53c626 94 snd_hda_power_up(codec);
62932df8 95 mutex_lock(&codec->bus->cmd_mutex);
0ba21762 96 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
1da177e4
LT		 97 res = codec->bus->ops.get_response(codec);
98 else
99 res = (unsigned int)-1;
62932df8 100 mutex_unlock(&codec->bus->cmd_mutex);
cb53c626 101 snd_hda_power_down(codec);
1da177e4
LT		 102 return res;
103}
104
105/**
106 * snd_hda_codec_write - send a single command without waiting for response
107 * @codec: the HDA codec
108 * @nid: NID to send the command
109 * @direct: direct flag
110 * @verb: the verb to send
111 * @parm: the parameter for the verb
112 *
113 * Send a single command without waiting for response.
114 *
115 * Returns 0 if successful, or a negative error code.
116 */
117int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
118 unsigned int verb, unsigned int parm)
119{
120 int err;
cb53c626 121 snd_hda_power_up(codec);
62932df8 122 mutex_lock(&codec->bus->cmd_mutex);
1da177e4 123 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
62932df8 124 mutex_unlock(&codec->bus->cmd_mutex);
cb53c626 125 snd_hda_power_down(codec);
1da177e4
LT		 126 return err;
127}
128
129/**
130 * snd_hda_sequence_write - sequence writes
131 * @codec: the HDA codec
132 * @seq: VERB array to send
133 *
134 * Send the commands sequentially from the given array.
135 * The array must be terminated with NID=0.
136 */
137void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
138{
139 for (; seq->nid; seq++)
140 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
141}
142
143/**
144 * snd_hda_get_sub_nodes - get the range of sub nodes
145 * @codec: the HDA codec
146 * @nid: NID to parse
147 * @start_id: the pointer to store the start NID
148 *
149 * Parse the NID and store the start NID of its sub-nodes.
150 * Returns the number of sub-nodes.
151 */
0ba21762
TI		 152int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
153 hda_nid_t *start_id)
1da177e4
LT		 154{
155 unsigned int parm;
156
157 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
e8a7f136
DT		 158 if (parm == -1)
159 return 0;
1da177e4
LT		 160 *start_id = (parm >> 16) & 0x7fff;
161 return (int)(parm & 0x7fff);
162}
163
164/**
165 * snd_hda_get_connections - get connection list
166 * @codec: the HDA codec
167 * @nid: NID to parse
168 * @conn_list: connection list array
169 * @max_conns: max. number of connections to store
170 *
171 * Parses the connection list of the given widget and stores the list
172 * of NIDs.
173 *
174 * Returns the number of connections, or a negative error code.
175 */
176int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
177 hda_nid_t *conn_list, int max_conns)
178{
179 unsigned int parm;
54d17403 180 int i, conn_len, conns;
1da177e4 181 unsigned int shift, num_elems, mask;
54d17403 182 hda_nid_t prev_nid;
1da177e4
LT		 183
184 snd_assert(conn_list && max_conns > 0, return -EINVAL);
185
186 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
187 if (parm & AC_CLIST_LONG) {
188 /* long form */
189 shift = 16;
190 num_elems = 2;
191 } else {
192 /* short form */
193 shift = 8;
194 num_elems = 4;
195 }
196 conn_len = parm & AC_CLIST_LENGTH;
1da177e4
LT		 197 mask = (1 << (shift-1)) - 1;
198
0ba21762 199 if (!conn_len)
1da177e4
LT		 200 return 0; /* no connection */
201
202 if (conn_len == 1) {
203 /* single connection */
0ba21762
TI		 204 parm = snd_hda_codec_read(codec, nid, 0,
205 AC_VERB_GET_CONNECT_LIST, 0);
1da177e4
LT		 206 conn_list[0] = parm & mask;
207 return 1;
208 }
209
210 /* multi connection */
211 conns = 0;
54d17403
TI		 212 prev_nid = 0;
213 for (i = 0; i < conn_len; i++) {
214 int range_val;
215 hda_nid_t val, n;
216
217 if (i % num_elems == 0)
218 parm = snd_hda_codec_read(codec, nid, 0,
219 AC_VERB_GET_CONNECT_LIST, i);
0ba21762 220 range_val = !!(parm & (1 << (shift-1))); /* ranges */
54d17403
TI		 221 val = parm & mask;
222 parm >>= shift;
223 if (range_val) {
224 /* ranges between the previous and this one */
0ba21762
TI		 225 if (!prev_nid || prev_nid >= val) {
226 snd_printk(KERN_WARNING "hda_codec: "
227 "invalid dep_range_val %x:%x\n",
228 prev_nid, val);
54d17403
TI		 229 continue;
230 }
231 for (n = prev_nid + 1; n <= val; n++) {
232 if (conns >= max_conns) {
0ba21762
TI		 233 snd_printk(KERN_ERR
234 "Too many connections\n");
1da177e4 235 return -EINVAL;
54d17403
TI		 236 }
237 conn_list[conns++] = n;
1da177e4 238 }
54d17403
TI		 239 } else {
240 if (conns >= max_conns) {
241 snd_printk(KERN_ERR "Too many connections\n");
242 return -EINVAL;
243 }
244 conn_list[conns++] = val;
1da177e4 245 }
54d17403 246 prev_nid = val;
1da177e4
LT		 247 }
248 return conns;
249}
250
251
252/**
253 * snd_hda_queue_unsol_event - add an unsolicited event to queue
254 * @bus: the BUS
255 * @res: unsolicited event (lower 32bit of RIRB entry)
256 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
257 *
258 * Adds the given event to the queue. The events are processed in
259 * the workqueue asynchronously. Call this function in the interrupt
260 * hanlder when RIRB receives an unsolicited event.
261 *
262 * Returns 0 if successful, or a negative error code.
263 */
264int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
265{
266 struct hda_bus_unsolicited *unsol;
267 unsigned int wp;
268
0ba21762
TI		 269 unsol = bus->unsol;
270 if (!unsol)
1da177e4
LT		 271 return 0;
272
273 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
274 unsol->wp = wp;
275
276 wp <<= 1;
277 unsol->queue[wp] = res;
278 unsol->queue[wp + 1] = res_ex;
279
e250af29 280 schedule_work(&unsol->work);
1da177e4
LT		 281
282 return 0;
283}
284
285/*
286 * process queueud unsolicited events
287 */
c4028958 288static void process_unsol_events(struct work_struct *work)
1da177e4 289{
c4028958
DH		 290 struct hda_bus_unsolicited *unsol =
291 container_of(work, struct hda_bus_unsolicited, work);
292 struct hda_bus *bus = unsol->bus;
1da177e4
LT		 293 struct hda_codec *codec;
294 unsigned int rp, caddr, res;
295
296 while (unsol->rp != unsol->wp) {
297 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
298 unsol->rp = rp;
299 rp <<= 1;
300 res = unsol->queue[rp];
301 caddr = unsol->queue[rp + 1];
0ba21762 302 if (!(caddr & (1 << 4))) /* no unsolicited event? */
1da177e4
LT		 303 continue;
304 codec = bus->caddr_tbl[caddr & 0x0f];
305 if (codec && codec->patch_ops.unsol_event)
306 codec->patch_ops.unsol_event(codec, res);
307 }
308}
309
310/*
311 * initialize unsolicited queue
312 */
756e2b01 313static int __devinit init_unsol_queue(struct hda_bus *bus)
1da177e4
LT		 314{
315 struct hda_bus_unsolicited *unsol;
316
9f146bb6
TI		 317 if (bus->unsol) /* already initialized */
318 return 0;
319
e560d8d8 320 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
0ba21762
TI		 321 if (!unsol) {
322 snd_printk(KERN_ERR "hda_codec: "
323 "can't allocate unsolicited queue\n");
1da177e4
LT		 324 return -ENOMEM;
325 }
c4028958
DH		 326 INIT_WORK(&unsol->work, process_unsol_events);
327 unsol->bus = bus;
1da177e4
LT		 328 bus->unsol = unsol;
329 return 0;
330}
331
332/*
333 * destructor
334 */
335static void snd_hda_codec_free(struct hda_codec *codec);
336
337static int snd_hda_bus_free(struct hda_bus *bus)
338{
0ba21762 339 struct hda_codec *codec, *n;
1da177e4 340
0ba21762 341 if (!bus)
1da177e4
LT		 342 return 0;
343 if (bus->unsol) {
e250af29 344 flush_scheduled_work();
1da177e4
LT		 345 kfree(bus->unsol);
346 }
0ba21762 347 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
1da177e4
LT		 348 snd_hda_codec_free(codec);
349 }
350 if (bus->ops.private_free)
351 bus->ops.private_free(bus);
352 kfree(bus);
353 return 0;
354}
355
c8b6bf9b 356static int snd_hda_bus_dev_free(struct snd_device *device)
1da177e4
LT		 357{
358 struct hda_bus *bus = device->device_data;
359 return snd_hda_bus_free(bus);
360}
361
362/**
363 * snd_hda_bus_new - create a HDA bus
364 * @card: the card entry
365 * @temp: the template for hda_bus information
366 * @busp: the pointer to store the created bus instance
367 *
368 * Returns 0 if successful, or a negative error code.
369 */
756e2b01
TI		 370int __devinit snd_hda_bus_new(struct snd_card *card,
371 const struct hda_bus_template *temp,
372 struct hda_bus **busp)
1da177e4
LT		 373{
374 struct hda_bus *bus;
375 int err;
c8b6bf9b 376 static struct snd_device_ops dev_ops = {
1da177e4
LT		 377 .dev_free = snd_hda_bus_dev_free,
378 };
379
380 snd_assert(temp, return -EINVAL);
381 snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
382
383 if (busp)
384 *busp = NULL;
385
e560d8d8 386 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
1da177e4
LT		 387 if (bus == NULL) {
388 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
389 return -ENOMEM;
390 }
391
392 bus->card = card;
393 bus->private_data = temp->private_data;
394 bus->pci = temp->pci;
395 bus->modelname = temp->modelname;
396 bus->ops = temp->ops;
397
62932df8 398 mutex_init(&bus->cmd_mutex);
1da177e4
LT		 399 INIT_LIST_HEAD(&bus->codec_list);
400
0ba21762
TI		 401 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
402 if (err < 0) {
1da177e4
LT		 403 snd_hda_bus_free(bus);
404 return err;
405 }
406 if (busp)
407 *busp = bus;
408 return 0;
409}
410
82467611
TI		 411#ifdef CONFIG_SND_HDA_GENERIC
412#define is_generic_config(codec) \
413 (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
414#else
415#define is_generic_config(codec) 0
416#endif
417
1da177e4
LT		 418/*
419 * find a matching codec preset
420 */
756e2b01
TI		 421static const struct hda_codec_preset __devinit *
422find_codec_preset(struct hda_codec *codec)
1da177e4
LT		 423{
424 const struct hda_codec_preset **tbl, *preset;
425
82467611 426 if (is_generic_config(codec))
d5ad630b
TI		 427 return NULL; /* use the generic parser */
428
1da177e4
LT		 429 for (tbl = hda_preset_tables; *tbl; tbl++) {
430 for (preset = *tbl; preset->id; preset++) {
431 u32 mask = preset->mask;
0ba21762 432 if (!mask)
1da177e4 433 mask = ~0;
9c7f852e 434 if (preset->id == (codec->vendor_id & mask) &&
0ba21762 435 (!preset->rev ||
9c7f852e 436 preset->rev == codec->revision_id))
1da177e4
LT		 437 return preset;
438 }
439 }
440 return NULL;
441}
442
443/*
444 * snd_hda_get_codec_name - store the codec name
445 */
446void snd_hda_get_codec_name(struct hda_codec *codec,
447 char *name, int namelen)
448{
449 const struct hda_vendor_id *c;
450 const char *vendor = NULL;
451 u16 vendor_id = codec->vendor_id >> 16;
452 char tmp[16];
453
454 for (c = hda_vendor_ids; c->id; c++) {
455 if (c->id == vendor_id) {
456 vendor = c->name;
457 break;
458 }
459 }
0ba21762 460 if (!vendor) {
1da177e4
LT		 461 sprintf(tmp, "Generic %04x", vendor_id);
462 vendor = tmp;
463 }
464 if (codec->preset && codec->preset->name)
465 snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
466 else
0ba21762
TI		 467 snprintf(name, namelen, "%s ID %x", vendor,
468 codec->vendor_id & 0xffff);
1da177e4
LT		 469}
470
471/*
673b683a 472 * look for an AFG and MFG nodes
1da177e4 473 */
756e2b01 474static void __devinit setup_fg_nodes(struct hda_codec *codec)
1da177e4
LT		 475{
476 int i, total_nodes;
477 hda_nid_t nid;
478
479 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
480 for (i = 0; i < total_nodes; i++, nid++) {
0ba21762
TI		 481 unsigned int func;
482 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
483 switch (func & 0xff) {
673b683a
SK		 484 case AC_GRP_AUDIO_FUNCTION:
485 codec->afg = nid;
486 break;
487 case AC_GRP_MODEM_FUNCTION:
488 codec->mfg = nid;
489 break;
490 default:
491 break;
492 }
1da177e4 493 }
1da177e4
LT		 494}
495
54d17403
TI		 496/*
497 * read widget caps for each widget and store in cache
498 */
499static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
500{
501 int i;
502 hda_nid_t nid;
503
504 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
505 &codec->start_nid);
506 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
0ba21762 507 if (!codec->wcaps)
54d17403
TI		 508 return -ENOMEM;
509 nid = codec->start_nid;
510 for (i = 0; i < codec->num_nodes; i++, nid++)
511 codec->wcaps[i] = snd_hda_param_read(codec, nid,
512 AC_PAR_AUDIO_WIDGET_CAP);
513 return 0;
514}
515
516
01751f54
TI		 517static void init_hda_cache(struct hda_cache_rec *cache,
518 unsigned int record_size);
1fcaee6e 519static void free_hda_cache(struct hda_cache_rec *cache);
01751f54 520
1da177e4
LT		 521/*
522 * codec destructor
523 */
524static void snd_hda_codec_free(struct hda_codec *codec)
525{
0ba21762 526 if (!codec)
1da177e4 527 return;
cb53c626
TI		 528#ifdef CONFIG_SND_HDA_POWER_SAVE
529 cancel_delayed_work(&codec->power_work);
2525fdc4 530 flush_scheduled_work();
cb53c626 531#endif
1da177e4
LT		 532 list_del(&codec->list);
533 codec->bus->caddr_tbl[codec->addr] = NULL;
534 if (codec->patch_ops.free)
535 codec->patch_ops.free(codec);
01751f54 536 free_hda_cache(&codec->amp_cache);
b3ac5636 537 free_hda_cache(&codec->cmd_cache);
54d17403 538 kfree(codec->wcaps);
1da177e4
LT		 539 kfree(codec);
540}
541
1da177e4
LT		 542/**
543 * snd_hda_codec_new - create a HDA codec
544 * @bus: the bus to assign
545 * @codec_addr: the codec address
546 * @codecp: the pointer to store the generated codec
547 *
548 * Returns 0 if successful, or a negative error code.
549 */
756e2b01
TI		 550int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
551 struct hda_codec **codecp)
1da177e4
LT		 552{
553 struct hda_codec *codec;
554 char component[13];
555 int err;
556
557 snd_assert(bus, return -EINVAL);
558 snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
559
560 if (bus->caddr_tbl[codec_addr]) {
0ba21762
TI		 561 snd_printk(KERN_ERR "hda_codec: "
562 "address 0x%x is already occupied\n", codec_addr);
1da177e4
LT		 563 return -EBUSY;
564 }
565
e560d8d8 566 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
1da177e4
LT		 567 if (codec == NULL) {
568 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
569 return -ENOMEM;
570 }
571
572 codec->bus = bus;
573 codec->addr = codec_addr;
62932df8 574 mutex_init(&codec->spdif_mutex);
01751f54 575 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
b3ac5636 576 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
1da177e4 577
cb53c626
TI		 578#ifdef CONFIG_SND_HDA_POWER_SAVE
579 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
580 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
581 * the caller has to power down appropriatley after initialization
582 * phase.
583 */
584 hda_keep_power_on(codec);
585#endif
586
1da177e4
LT		 587 list_add_tail(&codec->list, &bus->codec_list);
588 bus->caddr_tbl[codec_addr] = codec;
589
0ba21762
TI		 590 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
591 AC_PAR_VENDOR_ID);
111d3af5
TI		 592 if (codec->vendor_id == -1)
593 /* read again, hopefully the access method was corrected
594 * in the last read...
595 */
596 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
597 AC_PAR_VENDOR_ID);
0ba21762
TI		 598 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
599 AC_PAR_SUBSYSTEM_ID);
600 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
601 AC_PAR_REV_ID);
1da177e4 602
673b683a 603 setup_fg_nodes(codec);
0ba21762 604 if (!codec->afg && !codec->mfg) {
673b683a 605 snd_printdd("hda_codec: no AFG or MFG node found\n");
1da177e4
LT		 606 snd_hda_codec_free(codec);
607 return -ENODEV;
608 }
609
54d17403
TI		 610 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
611 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
612 snd_hda_codec_free(codec);
613 return -ENOMEM;
614 }
615
0ba21762 616 if (!codec->subsystem_id) {
86284e45 617 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
0ba21762
TI		 618 codec->subsystem_id =
619 snd_hda_codec_read(codec, nid, 0,
620 AC_VERB_GET_SUBSYSTEM_ID, 0);
86284e45
TI		 621 }
622
d5ad630b 623 codec->preset = find_codec_preset(codec);
43ea1d47
TI		 624 /* audio codec should override the mixer name */
625 if (codec->afg || !*bus->card->mixername)
1da177e4
LT		 626 snd_hda_get_codec_name(codec, bus->card->mixername,
627 sizeof(bus->card->mixername));
628
82467611 629 if (is_generic_config(codec)) {
1da177e4 630 err = snd_hda_parse_generic_codec(codec);
82467611
TI		 631 goto patched;
632 }
82467611
TI		 633 if (codec->preset && codec->preset->patch) {
634 err = codec->preset->patch(codec);
635 goto patched;
636 }
637
638 /* call the default parser */
82467611 639 err = snd_hda_parse_generic_codec(codec);
35a1e0cc
TI		 640 if (err < 0)
641 printk(KERN_ERR "hda-codec: No codec parser is available\n");
82467611
TI		 642
643 patched:
1da177e4
LT		 644 if (err < 0) {
645 snd_hda_codec_free(codec);
646 return err;
647 }
648
9f146bb6
TI		 649 if (codec->patch_ops.unsol_event)
650 init_unsol_queue(bus);
651
1da177e4 652 snd_hda_codec_proc_new(codec);
2807314d
TI		 653#ifdef CONFIG_SND_HDA_HWDEP
654 snd_hda_create_hwdep(codec);
655#endif
1da177e4
LT		 656
657 sprintf(component, "HDA:%08x", codec->vendor_id);
658 snd_component_add(codec->bus->card, component);
659
660 if (codecp)
661 *codecp = codec;
662 return 0;
663}
664
665/**
666 * snd_hda_codec_setup_stream - set up the codec for streaming
667 * @codec: the CODEC to set up
668 * @nid: the NID to set up
669 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
670 * @channel_id: channel id to pass, zero based.
671 * @format: stream format.
672 */
0ba21762
TI		 673void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
674 u32 stream_tag,
1da177e4
LT		 675 int channel_id, int format)
676{
0ba21762 677 if (!nid)
d21b37ea
TI		 678 return;
679
0ba21762
TI		 680 snd_printdd("hda_codec_setup_stream: "
681 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
1da177e4
LT		 682 nid, stream_tag, channel_id, format);
683 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
684 (stream_tag << 4) | channel_id);
685 msleep(1);
686 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
687}
688
1da177e4
LT		 689/*
690 * amp access functions
691 */
692
4a19faee
TI		 693/* FIXME: more better hash key? */
694#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
1da177e4 695#define INFO_AMP_CAPS (1<<0)
4a19faee 696#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
1da177e4
LT		 697
698/* initialize the hash table */
01751f54
TI		 699static void __devinit init_hda_cache(struct hda_cache_rec *cache,
700 unsigned int record_size)
701{
702 memset(cache, 0, sizeof(*cache));
703 memset(cache->hash, 0xff, sizeof(cache->hash));
704 cache->record_size = record_size;
705}
706
1fcaee6e 707static void free_hda_cache(struct hda_cache_rec *cache)
1da177e4 708{
01751f54 709 kfree(cache->buffer);
1da177e4
LT		 710}
711
712/* query the hash. allocate an entry if not found. */
01751f54
TI		 713static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
714 u32 key)
1da177e4 715{
01751f54
TI		 716 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
717 u16 cur = cache->hash[idx];
718 struct hda_cache_head *info;
1da177e4
LT		 719
720 while (cur != 0xffff) {
01751f54
TI		 721 info = (struct hda_cache_head *)(cache->buffer +
722 cur * cache->record_size);
1da177e4
LT		 723 if (info->key == key)
724 return info;
725 cur = info->next;
726 }
727
728 /* add a new hash entry */
01751f54 729 if (cache->num_entries >= cache->size) {
d031166f 730 /* reallocate the array */
01751f54
TI		 731 unsigned int new_size = cache->size + 64;
732 void *new_buffer;
733 new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
734 if (!new_buffer) {
0ba21762
TI		 735 snd_printk(KERN_ERR "hda_codec: "
736 "can't malloc amp_info\n");
d031166f
TI		 737 return NULL;
738 }
01751f54
TI		 739 if (cache->buffer) {
740 memcpy(new_buffer, cache->buffer,
741 cache->size * cache->record_size);
742 kfree(cache->buffer);
d031166f 743 }
01751f54
TI		 744 cache->size = new_size;
745 cache->buffer = new_buffer;
1da177e4 746 }
01751f54
TI		 747 cur = cache->num_entries++;
748 info = (struct hda_cache_head *)(cache->buffer +
749 cur * cache->record_size);
1da177e4 750 info->key = key;
01751f54
TI		 751 info->val = 0;
752 info->next = cache->hash[idx];
753 cache->hash[idx] = cur;
1da177e4
LT		 754
755 return info;
756}
757
01751f54
TI		 758/* query and allocate an amp hash entry */
759static inline struct hda_amp_info *
760get_alloc_amp_hash(struct hda_codec *codec, u32 key)
761{
762 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
763}
764
1da177e4
LT		 765/*
766 * query AMP capabilities for the given widget and direction
767 */
768static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
769{
0ba21762 770 struct hda_amp_info *info;
1da177e4 771
0ba21762
TI		 772 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
773 if (!info)
1da177e4 774 return 0;
01751f54 775 if (!(info->head.val & INFO_AMP_CAPS)) {
0ba21762 776 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
1da177e4 777 nid = codec->afg;
0ba21762
TI		 778 info->amp_caps = snd_hda_param_read(codec, nid,
779 direction == HDA_OUTPUT ?
780 AC_PAR_AMP_OUT_CAP :
781 AC_PAR_AMP_IN_CAP);
b75e53f0 782 if (info->amp_caps)
01751f54 783 info->head.val |= INFO_AMP_CAPS;
1da177e4
LT		 784 }
785 return info->amp_caps;
786}
787
897cc188
TI		 788int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
789 unsigned int caps)
790{
791 struct hda_amp_info *info;
792
793 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
794 if (!info)
795 return -EINVAL;
796 info->amp_caps = caps;
01751f54 797 info->head.val |= INFO_AMP_CAPS;
897cc188
TI		 798 return 0;
799}
800
1da177e4
LT		 801/*
802 * read the current volume to info
4a19faee 803 * if the cache exists, read the cache value.
1da177e4 804 */
0ba21762
TI		 805static unsigned int get_vol_mute(struct hda_codec *codec,
806 struct hda_amp_info *info, hda_nid_t nid,
807 int ch, int direction, int index)
1da177e4
LT		 808{
809 u32 val, parm;
810
01751f54 811 if (info->head.val & INFO_AMP_VOL(ch))
4a19faee 812 return info->vol[ch];
1da177e4
LT		 813
814 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
815 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
816 parm |= index;
0ba21762
TI		 817 val = snd_hda_codec_read(codec, nid, 0,
818 AC_VERB_GET_AMP_GAIN_MUTE, parm);
1da177e4 819 info->vol[ch] = val & 0xff;
01751f54 820 info->head.val |= INFO_AMP_VOL(ch);
4a19faee 821 return info->vol[ch];
1da177e4
LT		 822}
823
824/*
4a19faee 825 * write the current volume in info to the h/w and update the cache
1da177e4 826 */
4a19faee 827static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
0ba21762
TI		 828 hda_nid_t nid, int ch, int direction, int index,
829 int val)
1da177e4
LT		 830{
831 u32 parm;
832
833 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
834 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
835 parm |= index << AC_AMP_SET_INDEX_SHIFT;
836 parm |= val;
837 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
4a19faee 838 info->vol[ch] = val;
1da177e4
LT		 839}
840
841/*
4a19faee 842 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
1da177e4 843 */
834be88d
TI		 844int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
845 int direction, int index)
1da177e4 846{
0ba21762
TI		 847 struct hda_amp_info *info;
848 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
849 if (!info)
1da177e4 850 return 0;
4a19faee 851 return get_vol_mute(codec, info, nid, ch, direction, index);
1da177e4
LT		 852}
853
4a19faee
TI		 854/*
855 * update the AMP value, mask = bit mask to set, val = the value
856 */
834be88d
TI		 857int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
858 int direction, int idx, int mask, int val)
1da177e4 859{
0ba21762 860 struct hda_amp_info *info;
4a19faee 861
0ba21762
TI		 862 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
863 if (!info)
1da177e4 864 return 0;
4a19faee
TI		 865 val &= mask;
866 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
82beb8fd 867 if (info->vol[ch] == val)
1da177e4 868 return 0;
4a19faee 869 put_vol_mute(codec, info, nid, ch, direction, idx, val);
1da177e4
LT		 870 return 1;
871}
872
47fd830a
TI		 873/*
874 * update the AMP stereo with the same mask and value
875 */
876int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
877 int direction, int idx, int mask, int val)
878{
879 int ch, ret = 0;
880 for (ch = 0; ch < 2; ch++)
881 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
882 idx, mask, val);
883 return ret;
884}
885
cb53c626 886#ifdef SND_HDA_NEEDS_RESUME
b3ac5636
TI		 887/* resume the all amp commands from the cache */
888void snd_hda_codec_resume_amp(struct hda_codec *codec)
889{
890 struct hda_amp_info *buffer = codec->amp_cache.buffer;
891 int i;
892
893 for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
894 u32 key = buffer->head.key;
895 hda_nid_t nid;
896 unsigned int idx, dir, ch;
897 if (!key)
898 continue;
899 nid = key & 0xff;
900 idx = (key >> 16) & 0xff;
901 dir = (key >> 24) & 0xff;
902 for (ch = 0; ch < 2; ch++) {
903 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
904 continue;
905 put_vol_mute(codec, buffer, nid, ch, dir, idx,
906 buffer->vol[ch]);
907 }
908 }
909}
cb53c626 910#endif /* SND_HDA_NEEDS_RESUME */
1da177e4
LT		 911
912/*
913 * AMP control callbacks
914 */
915/* retrieve parameters from private_value */
916#define get_amp_nid(kc) ((kc)->private_value & 0xffff)
917#define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
918#define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
919#define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
920
921/* volume */
0ba21762
TI		 922int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
923 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 924{
925 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
926 u16 nid = get_amp_nid(kcontrol);
927 u8 chs = get_amp_channels(kcontrol);
928 int dir = get_amp_direction(kcontrol);
929 u32 caps;
930
931 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 932 /* num steps */
933 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
934 if (!caps) {
935 printk(KERN_WARNING "hda_codec: "
9c8f2abd
TI		 936 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
937 kcontrol->id.name);
1da177e4
LT		 938 return -EINVAL;
939 }
940 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
941 uinfo->count = chs == 3 ? 2 : 1;
942 uinfo->value.integer.min = 0;
943 uinfo->value.integer.max = caps;
944 return 0;
945}
946
0ba21762
TI		 947int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
948 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 949{
950 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
951 hda_nid_t nid = get_amp_nid(kcontrol);
952 int chs = get_amp_channels(kcontrol);
953 int dir = get_amp_direction(kcontrol);
954 int idx = get_amp_index(kcontrol);
955 long *valp = ucontrol->value.integer.value;
956
957 if (chs & 1)
47fd830a
TI		 958 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
959 & HDA_AMP_VOLMASK;
1da177e4 960 if (chs & 2)
47fd830a
TI		 961 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
962 & HDA_AMP_VOLMASK;
1da177e4
LT		 963 return 0;
964}
965
0ba21762
TI		 966int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
967 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 968{
969 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
970 hda_nid_t nid = get_amp_nid(kcontrol);
971 int chs = get_amp_channels(kcontrol);
972 int dir = get_amp_direction(kcontrol);
973 int idx = get_amp_index(kcontrol);
1da177e4
LT		 974 long *valp = ucontrol->value.integer.value;
975 int change = 0;
976
cb53c626 977 snd_hda_power_up(codec);
b9f5a89c 978 if (chs & 1) {
4a19faee
TI		 979 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
980 0x7f, *valp);
b9f5a89c
NG		 981 valp++;
982 }
4a19faee
TI		 983 if (chs & 2)
984 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
b9f5a89c 985 0x7f, *valp);
cb53c626 986 snd_hda_power_down(codec);
1da177e4
LT		 987 return change;
988}
989
302e9c5a
JK		 990int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
991 unsigned int size, unsigned int __user *_tlv)
992{
993 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
994 hda_nid_t nid = get_amp_nid(kcontrol);
995 int dir = get_amp_direction(kcontrol);
996 u32 caps, val1, val2;
997
998 if (size < 4 * sizeof(unsigned int))
999 return -ENOMEM;
1000 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 1001 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1002 val2 = (val2 + 1) * 25;
302e9c5a
JK		 1003 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1004 val1 = ((int)val1) * ((int)val2);
302e9c5a
JK		 1005 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1006 return -EFAULT;
1007 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1008 return -EFAULT;
1009 if (put_user(val1, _tlv + 2))
1010 return -EFAULT;
1011 if (put_user(val2, _tlv + 3))
1012 return -EFAULT;
1013 return 0;
1014}
1015
2134ea4f
TI		 1016/*
1017 * set (static) TLV for virtual master volume; recalculated as max 0dB
1018 */
1019void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1020 unsigned int *tlv)
1021{
1022 u32 caps;
1023 int nums, step;
1024
1025 caps = query_amp_caps(codec, nid, dir);
1026 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1027 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1028 step = (step + 1) * 25;
1029 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1030 tlv[1] = 2 * sizeof(unsigned int);
1031 tlv[2] = -nums * step;
1032 tlv[3] = step;
1033}
1034
1035/* find a mixer control element with the given name */
1036struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1037 const char *name)
1038{
1039 struct snd_ctl_elem_id id;
1040 memset(&id, 0, sizeof(id));
1041 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1042 strcpy(id.name, name);
1043 return snd_ctl_find_id(codec->bus->card, &id);
1044}
1045
1046/* create a virtual master control and add slaves */
1047int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1048 unsigned int *tlv, const char **slaves)
1049{
1050 struct snd_kcontrol *kctl;
1051 const char **s;
1052 int err;
1053
1054 kctl = snd_ctl_make_virtual_master(name, tlv);
1055 if (!kctl)
1056 return -ENOMEM;
1057 err = snd_ctl_add(codec->bus->card, kctl);
1058 if (err < 0)
1059 return err;
1060
1061 for (s = slaves; *s; s++) {
1062 struct snd_kcontrol *sctl;
1063
1064 sctl = snd_hda_find_mixer_ctl(codec, *s);
1065 if (!sctl) {
1066 snd_printdd("Cannot find slave %s, skipped\n", *s);
1067 continue;
1068 }
1069 err = snd_ctl_add_slave(kctl, sctl);
1070 if (err < 0)
1071 return err;
1072 }
1073 return 0;
1074}
1075
1da177e4 1076/* switch */
0ba21762
TI		 1077int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1078 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1079{
1080 int chs = get_amp_channels(kcontrol);
1081
1082 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1083 uinfo->count = chs == 3 ? 2 : 1;
1084 uinfo->value.integer.min = 0;
1085 uinfo->value.integer.max = 1;
1086 return 0;
1087}
1088
0ba21762
TI		 1089int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1090 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1091{
1092 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1093 hda_nid_t nid = get_amp_nid(kcontrol);
1094 int chs = get_amp_channels(kcontrol);
1095 int dir = get_amp_direction(kcontrol);
1096 int idx = get_amp_index(kcontrol);
1097 long *valp = ucontrol->value.integer.value;
1098
1099 if (chs & 1)
0ba21762 1100 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
47fd830a 1101 HDA_AMP_MUTE) ? 0 : 1;
1da177e4 1102 if (chs & 2)
0ba21762 1103 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
47fd830a 1104 HDA_AMP_MUTE) ? 0 : 1;
1da177e4
LT		 1105 return 0;
1106}
1107
0ba21762
TI		 1108int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1109 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1110{
1111 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1112 hda_nid_t nid = get_amp_nid(kcontrol);
1113 int chs = get_amp_channels(kcontrol);
1114 int dir = get_amp_direction(kcontrol);
1115 int idx = get_amp_index(kcontrol);
1da177e4
LT		 1116 long *valp = ucontrol->value.integer.value;
1117 int change = 0;
1118
cb53c626 1119 snd_hda_power_up(codec);
b9f5a89c 1120 if (chs & 1) {
4a19faee 1121 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
47fd830a
TI		 1122 HDA_AMP_MUTE,
1123 *valp ? 0 : HDA_AMP_MUTE);
b9f5a89c
NG		 1124 valp++;
1125 }
4a19faee
TI		 1126 if (chs & 2)
1127 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
47fd830a
TI		 1128 HDA_AMP_MUTE,
1129 *valp ? 0 : HDA_AMP_MUTE);
cb53c626
TI		 1130#ifdef CONFIG_SND_HDA_POWER_SAVE
1131 if (codec->patch_ops.check_power_status)
1132 codec->patch_ops.check_power_status(codec, nid);
1133#endif
1134 snd_hda_power_down(codec);
1da177e4
LT		 1135 return change;
1136}
1137
985be54b
TI		 1138/*
1139 * bound volume controls
1140 *
1141 * bind multiple volumes (# indices, from 0)
1142 */
1143
1144#define AMP_VAL_IDX_SHIFT 19
1145#define AMP_VAL_IDX_MASK (0x0f<<19)
1146
0ba21762
TI		 1147int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1148 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1149{
1150 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1151 unsigned long pval;
1152 int err;
1153
62932df8 1154 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1155 pval = kcontrol->private_value;
1156 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1157 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1158 kcontrol->private_value = pval;
62932df8 1159 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1160 return err;
1161}
1162
0ba21762
TI		 1163int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1164 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1165{
1166 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1167 unsigned long pval;
1168 int i, indices, err = 0, change = 0;
1169
62932df8 1170 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1171 pval = kcontrol->private_value;
1172 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1173 for (i = 0; i < indices; i++) {
0ba21762
TI		 1174 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1175 (i << AMP_VAL_IDX_SHIFT);
985be54b
TI		 1176 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1177 if (err < 0)
1178 break;
1179 change |= err;
1180 }
1181 kcontrol->private_value = pval;
62932df8 1182 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1183 return err < 0 ? err : change;
1184}
1185
532d5381
TI		 1186/*
1187 * generic bound volume/swtich controls
1188 */
1189int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1190 struct snd_ctl_elem_info *uinfo)
1191{
1192 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1193 struct hda_bind_ctls *c;
1194 int err;
1195
1196 c = (struct hda_bind_ctls *)kcontrol->private_value;
1197 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1198 kcontrol->private_value = *c->values;
1199 err = c->ops->info(kcontrol, uinfo);
1200 kcontrol->private_value = (long)c;
1201 mutex_unlock(&codec->spdif_mutex);
1202 return err;
1203}
1204
1205int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1206 struct snd_ctl_elem_value *ucontrol)
1207{
1208 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1209 struct hda_bind_ctls *c;
1210 int err;
1211
1212 c = (struct hda_bind_ctls *)kcontrol->private_value;
1213 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1214 kcontrol->private_value = *c->values;
1215 err = c->ops->get(kcontrol, ucontrol);
1216 kcontrol->private_value = (long)c;
1217 mutex_unlock(&codec->spdif_mutex);
1218 return err;
1219}
1220
1221int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1222 struct snd_ctl_elem_value *ucontrol)
1223{
1224 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1225 struct hda_bind_ctls *c;
1226 unsigned long *vals;
1227 int err = 0, change = 0;
1228
1229 c = (struct hda_bind_ctls *)kcontrol->private_value;
1230 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1231 for (vals = c->values; *vals; vals++) {
1232 kcontrol->private_value = *vals;
1233 err = c->ops->put(kcontrol, ucontrol);
1234 if (err < 0)
1235 break;
1236 change |= err;
1237 }
1238 kcontrol->private_value = (long)c;
1239 mutex_unlock(&codec->spdif_mutex);
1240 return err < 0 ? err : change;
1241}
1242
1243int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1244 unsigned int size, unsigned int __user *tlv)
1245{
1246 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1247 struct hda_bind_ctls *c;
1248 int err;
1249
1250 c = (struct hda_bind_ctls *)kcontrol->private_value;
1251 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1252 kcontrol->private_value = *c->values;
1253 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1254 kcontrol->private_value = (long)c;
1255 mutex_unlock(&codec->spdif_mutex);
1256 return err;
1257}
1258
1259struct hda_ctl_ops snd_hda_bind_vol = {
1260 .info = snd_hda_mixer_amp_volume_info,
1261 .get = snd_hda_mixer_amp_volume_get,
1262 .put = snd_hda_mixer_amp_volume_put,
1263 .tlv = snd_hda_mixer_amp_tlv
1264};
1265
1266struct hda_ctl_ops snd_hda_bind_sw = {
1267 .info = snd_hda_mixer_amp_switch_info,
1268 .get = snd_hda_mixer_amp_switch_get,
1269 .put = snd_hda_mixer_amp_switch_put,
1270 .tlv = snd_hda_mixer_amp_tlv
1271};
1272
1da177e4
LT		 1273/*
1274 * SPDIF out controls
1275 */
1276
0ba21762
TI		 1277static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1278 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1279{
1280 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1281 uinfo->count = 1;
1282 return 0;
1283}
1284
0ba21762
TI		 1285static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1286 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1287{
1288 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1289 IEC958_AES0_NONAUDIO |
1290 IEC958_AES0_CON_EMPHASIS_5015 |
1291 IEC958_AES0_CON_NOT_COPYRIGHT;
1292 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1293 IEC958_AES1_CON_ORIGINAL;
1294 return 0;
1295}
1296
0ba21762
TI		 1297static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1298 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1299{
1300 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1301 IEC958_AES0_NONAUDIO |
1302 IEC958_AES0_PRO_EMPHASIS_5015;
1303 return 0;
1304}
1305
0ba21762
TI		 1306static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1307 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1308{
1309 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1310
1311 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1312 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1313 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1314 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1315
1316 return 0;
1317}
1318
1319/* convert from SPDIF status bits to HDA SPDIF bits
1320 * bit 0 (DigEn) is always set zero (to be filled later)
1321 */
1322static unsigned short convert_from_spdif_status(unsigned int sbits)
1323{
1324 unsigned short val = 0;
1325
1326 if (sbits & IEC958_AES0_PROFESSIONAL)
0ba21762 1327 val |= AC_DIG1_PROFESSIONAL;
1da177e4 1328 if (sbits & IEC958_AES0_NONAUDIO)
0ba21762 1329 val |= AC_DIG1_NONAUDIO;
1da177e4 1330 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762
TI		 1331 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1332 IEC958_AES0_PRO_EMPHASIS_5015)
1333 val |= AC_DIG1_EMPHASIS;
1da177e4 1334 } else {
0ba21762
TI		 1335 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1336 IEC958_AES0_CON_EMPHASIS_5015)
1337 val |= AC_DIG1_EMPHASIS;
1338 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1339 val |= AC_DIG1_COPYRIGHT;
1da177e4 1340 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
0ba21762 1341 val |= AC_DIG1_LEVEL;
1da177e4
LT		 1342 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1343 }
1344 return val;
1345}
1346
1347/* convert to SPDIF status bits from HDA SPDIF bits
1348 */
1349static unsigned int convert_to_spdif_status(unsigned short val)
1350{
1351 unsigned int sbits = 0;
1352
0ba21762 1353 if (val & AC_DIG1_NONAUDIO)
1da177e4 1354 sbits |= IEC958_AES0_NONAUDIO;
0ba21762 1355 if (val & AC_DIG1_PROFESSIONAL)
1da177e4
LT		 1356 sbits |= IEC958_AES0_PROFESSIONAL;
1357 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762 1358 if (sbits & AC_DIG1_EMPHASIS)
1da177e4
LT		 1359 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1360 } else {
0ba21762 1361 if (val & AC_DIG1_EMPHASIS)
1da177e4 1362 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
0ba21762 1363 if (!(val & AC_DIG1_COPYRIGHT))
1da177e4 1364 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
0ba21762 1365 if (val & AC_DIG1_LEVEL)
1da177e4
LT		 1366 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1367 sbits |= val & (0x7f << 8);
1368 }
1369 return sbits;
1370}
1371
0ba21762
TI		 1372static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1373 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1374{
1375 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1376 hda_nid_t nid = kcontrol->private_value;
1377 unsigned short val;
1378 int change;
1379
62932df8 1380 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 1381 codec->spdif_status = ucontrol->value.iec958.status[0] |
1382 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1383 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1384 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1385 val = convert_from_spdif_status(codec->spdif_status);
1386 val |= codec->spdif_ctls & 1;
1387 change = codec->spdif_ctls != val;
1388 codec->spdif_ctls = val;
1389
82beb8fd
TI		 1390 if (change) {
1391 snd_hda_codec_write_cache(codec, nid, 0,
1392 AC_VERB_SET_DIGI_CONVERT_1,
1393 val & 0xff);
1394 snd_hda_codec_write_cache(codec, nid, 0,
1395 AC_VERB_SET_DIGI_CONVERT_2,
1396 val >> 8);
1da177e4
LT		 1397 }
1398
62932df8 1399 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1400 return change;
1401}
1402
a5ce8890 1403#define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1da177e4 1404
0ba21762
TI		 1405static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1406 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1407{
1408 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1409
0ba21762 1410 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1da177e4
LT		 1411 return 0;
1412}
1413
0ba21762
TI		 1414static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1415 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1416{
1417 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1418 hda_nid_t nid = kcontrol->private_value;
1419 unsigned short val;
1420 int change;
1421
62932df8 1422 mutex_lock(&codec->spdif_mutex);
0ba21762 1423 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1da177e4 1424 if (ucontrol->value.integer.value[0])
0ba21762 1425 val |= AC_DIG1_ENABLE;
1da177e4 1426 change = codec->spdif_ctls != val;
82beb8fd 1427 if (change) {
1da177e4 1428 codec->spdif_ctls = val;
82beb8fd
TI		 1429 snd_hda_codec_write_cache(codec, nid, 0,
1430 AC_VERB_SET_DIGI_CONVERT_1,
1431 val & 0xff);
0ba21762
TI		 1432 /* unmute amp switch (if any) */
1433 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
47fd830a
TI		 1434 (val & AC_DIG1_ENABLE))
1435 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1436 HDA_AMP_MUTE, 0);
1da177e4 1437 }
62932df8 1438 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1439 return change;
1440}
1441
c8b6bf9b 1442static struct snd_kcontrol_new dig_mixes[] = {
1da177e4
LT		 1443 {
1444 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1445 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1446 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1447 .info = snd_hda_spdif_mask_info,
1448 .get = snd_hda_spdif_cmask_get,
1449 },
1450 {
1451 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1452 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1453 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1454 .info = snd_hda_spdif_mask_info,
1455 .get = snd_hda_spdif_pmask_get,
1456 },
1457 {
1458 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1459 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1460 .info = snd_hda_spdif_mask_info,
1461 .get = snd_hda_spdif_default_get,
1462 .put = snd_hda_spdif_default_put,
1463 },
1464 {
1465 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1466 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1467 .info = snd_hda_spdif_out_switch_info,
1468 .get = snd_hda_spdif_out_switch_get,
1469 .put = snd_hda_spdif_out_switch_put,
1470 },
1471 { } /* end */
1472};
1473
1474/**
1475 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1476 * @codec: the HDA codec
1477 * @nid: audio out widget NID
1478 *
1479 * Creates controls related with the SPDIF output.
1480 * Called from each patch supporting the SPDIF out.
1481 *
1482 * Returns 0 if successful, or a negative error code.
1483 */
12f288bf 1484int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1da177e4
LT		 1485{
1486 int err;
c8b6bf9b
TI		 1487 struct snd_kcontrol *kctl;
1488 struct snd_kcontrol_new *dig_mix;
1da177e4
LT		 1489
1490 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1491 kctl = snd_ctl_new1(dig_mix, codec);
1492 kctl->private_value = nid;
0ba21762
TI		 1493 err = snd_ctl_add(codec->bus->card, kctl);
1494 if (err < 0)
1da177e4
LT		 1495 return err;
1496 }
0ba21762 1497 codec->spdif_ctls =
3982d17e
AP		 1498 snd_hda_codec_read(codec, nid, 0,
1499 AC_VERB_GET_DIGI_CONVERT_1, 0);
1da177e4
LT		 1500 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1501 return 0;
1502}
1503
1504/*
1505 * SPDIF input
1506 */
1507
1508#define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1509
0ba21762
TI		 1510static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1511 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1512{
1513 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1514
1515 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1516 return 0;
1517}
1518
0ba21762
TI		 1519static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1520 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1521{
1522 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1523 hda_nid_t nid = kcontrol->private_value;
1524 unsigned int val = !!ucontrol->value.integer.value[0];
1525 int change;
1526
62932df8 1527 mutex_lock(&codec->spdif_mutex);
1da177e4 1528 change = codec->spdif_in_enable != val;
82beb8fd 1529 if (change) {
1da177e4 1530 codec->spdif_in_enable = val;
82beb8fd
TI		 1531 snd_hda_codec_write_cache(codec, nid, 0,
1532 AC_VERB_SET_DIGI_CONVERT_1, val);
1da177e4 1533 }
62932df8 1534 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1535 return change;
1536}
1537
0ba21762
TI		 1538static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1539 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1540{
1541 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1542 hda_nid_t nid = kcontrol->private_value;
1543 unsigned short val;
1544 unsigned int sbits;
1545
3982d17e 1546 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1da177e4
LT		 1547 sbits = convert_to_spdif_status(val);
1548 ucontrol->value.iec958.status[0] = sbits;
1549 ucontrol->value.iec958.status[1] = sbits >> 8;
1550 ucontrol->value.iec958.status[2] = sbits >> 16;
1551 ucontrol->value.iec958.status[3] = sbits >> 24;
1552 return 0;
1553}
1554
c8b6bf9b 1555static struct snd_kcontrol_new dig_in_ctls[] = {
1da177e4
LT		 1556 {
1557 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1558 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1559 .info = snd_hda_spdif_in_switch_info,
1560 .get = snd_hda_spdif_in_switch_get,
1561 .put = snd_hda_spdif_in_switch_put,
1562 },
1563 {
1564 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1565 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1566 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1567 .info = snd_hda_spdif_mask_info,
1568 .get = snd_hda_spdif_in_status_get,
1569 },
1570 { } /* end */
1571};
1572
1573/**
1574 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1575 * @codec: the HDA codec
1576 * @nid: audio in widget NID
1577 *
1578 * Creates controls related with the SPDIF input.
1579 * Called from each patch supporting the SPDIF in.
1580 *
1581 * Returns 0 if successful, or a negative error code.
1582 */
12f288bf 1583int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1da177e4
LT		 1584{
1585 int err;
c8b6bf9b
TI		 1586 struct snd_kcontrol *kctl;
1587 struct snd_kcontrol_new *dig_mix;
1da177e4
LT		 1588
1589 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1590 kctl = snd_ctl_new1(dig_mix, codec);
1591 kctl->private_value = nid;
0ba21762
TI		 1592 err = snd_ctl_add(codec->bus->card, kctl);
1593 if (err < 0)
1da177e4
LT		 1594 return err;
1595 }
0ba21762 1596 codec->spdif_in_enable =
3982d17e
AP		 1597 snd_hda_codec_read(codec, nid, 0,
1598 AC_VERB_GET_DIGI_CONVERT_1, 0) &
0ba21762 1599 AC_DIG1_ENABLE;
1da177e4
LT		 1600 return 0;
1601}
1602
cb53c626 1603#ifdef SND_HDA_NEEDS_RESUME
82beb8fd
TI		 1604/*
1605 * command cache
1606 */
1da177e4 1607
b3ac5636
TI		 1608/* build a 32bit cache key with the widget id and the command parameter */
1609#define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1610#define get_cmd_cache_nid(key) ((key) & 0xff)
1611#define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1612
1613/**
1614 * snd_hda_codec_write_cache - send a single command with caching
1615 * @codec: the HDA codec
1616 * @nid: NID to send the command
1617 * @direct: direct flag
1618 * @verb: the verb to send
1619 * @parm: the parameter for the verb
1620 *
1621 * Send a single command without waiting for response.
1622 *
1623 * Returns 0 if successful, or a negative error code.
1624 */
1625int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1626 int direct, unsigned int verb, unsigned int parm)
1627{
1628 int err;
cb53c626 1629 snd_hda_power_up(codec);
b3ac5636
TI		 1630 mutex_lock(&codec->bus->cmd_mutex);
1631 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
1632 if (!err) {
1633 struct hda_cache_head *c;
1634 u32 key = build_cmd_cache_key(nid, verb);
1635 c = get_alloc_hash(&codec->cmd_cache, key);
1636 if (c)
1637 c->val = parm;
1638 }
1639 mutex_unlock(&codec->bus->cmd_mutex);
cb53c626 1640 snd_hda_power_down(codec);
b3ac5636
TI		 1641 return err;
1642}
1643
1644/* resume the all commands from the cache */
1645void snd_hda_codec_resume_cache(struct hda_codec *codec)
1646{
1647 struct hda_cache_head *buffer = codec->cmd_cache.buffer;
1648 int i;
1649
1650 for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
1651 u32 key = buffer->key;
1652 if (!key)
1653 continue;
1654 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
1655 get_cmd_cache_cmd(key), buffer->val);
1656 }
1657}
1658
1659/**
1660 * snd_hda_sequence_write_cache - sequence writes with caching
1661 * @codec: the HDA codec
1662 * @seq: VERB array to send
1663 *
1664 * Send the commands sequentially from the given array.
1665 * Thte commands are recorded on cache for power-save and resume.
1666 * The array must be terminated with NID=0.
1667 */
1668void snd_hda_sequence_write_cache(struct hda_codec *codec,
1669 const struct hda_verb *seq)
1670{
1671 for (; seq->nid; seq++)
1672 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
1673 seq->param);
1674}
cb53c626 1675#endif /* SND_HDA_NEEDS_RESUME */
b3ac5636 1676
54d17403
TI		 1677/*
1678 * set power state of the codec
1679 */
1680static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1681 unsigned int power_state)
1682{
cb53c626
TI		 1683 hda_nid_t nid;
1684 int i;
54d17403
TI		 1685
1686 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1687 power_state);
d2595d86 1688 msleep(10); /* partial workaround for "azx_get_response timeout" */
54d17403 1689
cb53c626
TI		 1690 nid = codec->start_nid;
1691 for (i = 0; i < codec->num_nodes; i++, nid++) {
7eba5c9d
TI		 1692 unsigned int wcaps = get_wcaps(codec, nid);
1693 if (wcaps & AC_WCAP_POWER) {
1694 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
1695 AC_WCAP_TYPE_SHIFT;
1696 if (wid_type == AC_WID_PIN) {
1697 unsigned int pincap;
1698 /*
1699 * don't power down the widget if it controls
1700 * eapd and EAPD_BTLENABLE is set.
1701 */
1702 pincap = snd_hda_param_read(codec, nid,
1703 AC_PAR_PIN_CAP);
1704 if (pincap & AC_PINCAP_EAPD) {
1705 int eapd = snd_hda_codec_read(codec,
1706 nid, 0,
1707 AC_VERB_GET_EAPD_BTLENABLE, 0);
1708 eapd &= 0x02;
1709 if (power_state == AC_PWRST_D3 && eapd)
1710 continue;
1711 }
1194b5b7 1712 }
54d17403
TI		 1713 snd_hda_codec_write(codec, nid, 0,
1714 AC_VERB_SET_POWER_STATE,
1715 power_state);
1194b5b7 1716 }
54d17403
TI		 1717 }
1718
cb53c626
TI		 1719 if (power_state == AC_PWRST_D0) {
1720 unsigned long end_time;
1721 int state;
54d17403 1722 msleep(10);
cb53c626
TI		 1723 /* wait until the codec reachs to D0 */
1724 end_time = jiffies + msecs_to_jiffies(500);
1725 do {
1726 state = snd_hda_codec_read(codec, fg, 0,
1727 AC_VERB_GET_POWER_STATE, 0);
1728 if (state == power_state)
1729 break;
1730 msleep(1);
1731 } while (time_after_eq(end_time, jiffies));
1732 }
1733}
1734
1735#ifdef SND_HDA_NEEDS_RESUME
1736/*
1737 * call suspend and power-down; used both from PM and power-save
1738 */
1739static void hda_call_codec_suspend(struct hda_codec *codec)
1740{
1741 if (codec->patch_ops.suspend)
1742 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
1743 hda_set_power_state(codec,
1744 codec->afg ? codec->afg : codec->mfg,
1745 AC_PWRST_D3);
1746#ifdef CONFIG_SND_HDA_POWER_SAVE
1747 cancel_delayed_work(&codec->power_work);
95e99fda 1748 codec->power_on = 0;
a221e287 1749 codec->power_transition = 0;
cb53c626 1750#endif
54d17403
TI		 1751}
1752
cb53c626
TI		 1753/*
1754 * kick up codec; used both from PM and power-save
1755 */
1756static void hda_call_codec_resume(struct hda_codec *codec)
1757{
1758 hda_set_power_state(codec,
1759 codec->afg ? codec->afg : codec->mfg,
1760 AC_PWRST_D0);
1761 if (codec->patch_ops.resume)
1762 codec->patch_ops.resume(codec);
1763 else {
9d99f312
TI		 1764 if (codec->patch_ops.init)
1765 codec->patch_ops.init(codec);
cb53c626
TI		 1766 snd_hda_codec_resume_amp(codec);
1767 snd_hda_codec_resume_cache(codec);
1768 }
1769}
1770#endif /* SND_HDA_NEEDS_RESUME */
1771
54d17403 1772
1da177e4
LT		 1773/**
1774 * snd_hda_build_controls - build mixer controls
1775 * @bus: the BUS
1776 *
1777 * Creates mixer controls for each codec included in the bus.
1778 *
1779 * Returns 0 if successful, otherwise a negative error code.
1780 */
756e2b01 1781int __devinit snd_hda_build_controls(struct hda_bus *bus)
1da177e4 1782{
0ba21762 1783 struct hda_codec *codec;
1da177e4 1784
0ba21762 1785 list_for_each_entry(codec, &bus->codec_list, list) {
cb53c626
TI		 1786 int err = 0;
1787 /* fake as if already powered-on */
1788 hda_keep_power_on(codec);
1789 /* then fire up */
54d17403
TI		 1790 hda_set_power_state(codec,
1791 codec->afg ? codec->afg : codec->mfg,
1792 AC_PWRST_D0);
cb53c626
TI		 1793 /* continue to initialize... */
1794 if (codec->patch_ops.init)
1795 err = codec->patch_ops.init(codec);
1796 if (!err && codec->patch_ops.build_controls)
1797 err = codec->patch_ops.build_controls(codec);
1798 snd_hda_power_down(codec);
1da177e4
LT		 1799 if (err < 0)
1800 return err;
1801 }
cb53c626 1802
1da177e4
LT		 1803 return 0;
1804}
1805
1da177e4
LT		 1806/*
1807 * stream formats
1808 */
befdf316
TI		 1809struct hda_rate_tbl {
1810 unsigned int hz;
1811 unsigned int alsa_bits;
1812 unsigned int hda_fmt;
1813};
1814
1815static struct hda_rate_tbl rate_bits[] = {
1da177e4 1816 /* rate in Hz, ALSA rate bitmask, HDA format value */
9d8f53f2
NG		 1817
1818 /* autodetected value used in snd_hda_query_supported_pcm */
1da177e4
LT		 1819 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1820 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1821 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1822 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1823 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1824 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1825 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1826 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1827 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1828 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1829 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
a961f9fe
TI		 1830#define AC_PAR_PCM_RATE_BITS 11
1831 /* up to bits 10, 384kHZ isn't supported properly */
1832
1833 /* not autodetected value */
1834 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
9d8f53f2 1835
befdf316 1836 { 0 } /* terminator */
1da177e4
LT		 1837};
1838
1839/**
1840 * snd_hda_calc_stream_format - calculate format bitset
1841 * @rate: the sample rate
1842 * @channels: the number of channels
1843 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1844 * @maxbps: the max. bps
1845 *
1846 * Calculate the format bitset from the given rate, channels and th PCM format.
1847 *
1848 * Return zero if invalid.
1849 */
1850unsigned int snd_hda_calc_stream_format(unsigned int rate,
1851 unsigned int channels,
1852 unsigned int format,
1853 unsigned int maxbps)
1854{
1855 int i;
1856 unsigned int val = 0;
1857
befdf316
TI		 1858 for (i = 0; rate_bits[i].hz; i++)
1859 if (rate_bits[i].hz == rate) {
1860 val = rate_bits[i].hda_fmt;
1da177e4
LT		 1861 break;
1862 }
0ba21762 1863 if (!rate_bits[i].hz) {
1da177e4
LT		 1864 snd_printdd("invalid rate %d\n", rate);
1865 return 0;
1866 }
1867
1868 if (channels == 0 || channels > 8) {
1869 snd_printdd("invalid channels %d\n", channels);
1870 return 0;
1871 }
1872 val |= channels - 1;
1873
1874 switch (snd_pcm_format_width(format)) {
1875 case 8: val |= 0x00; break;
1876 case 16: val |= 0x10; break;
1877 case 20:
1878 case 24:
1879 case 32:
1880 if (maxbps >= 32)
1881 val |= 0x40;
1882 else if (maxbps >= 24)
1883 val |= 0x30;
1884 else
1885 val |= 0x20;
1886 break;
1887 default:
0ba21762
TI		 1888 snd_printdd("invalid format width %d\n",
1889 snd_pcm_format_width(format));
1da177e4
LT		 1890 return 0;
1891 }
1892
1893 return val;
1894}
1895
1896/**
1897 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1898 * @codec: the HDA codec
1899 * @nid: NID to query
1900 * @ratesp: the pointer to store the detected rate bitflags
1901 * @formatsp: the pointer to store the detected formats
1902 * @bpsp: the pointer to store the detected format widths
1903 *
1904 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1905 * or @bsps argument is ignored.
1906 *
1907 * Returns 0 if successful, otherwise a negative error code.
1908 */
1909int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
1910 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
1911{
1912 int i;
1913 unsigned int val, streams;
1914
1915 val = 0;
1916 if (nid != codec->afg &&
54d17403 1917 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 1918 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
1919 if (val == -1)
1920 return -EIO;
1921 }
0ba21762 1922 if (!val)
1da177e4
LT		 1923 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
1924
1925 if (ratesp) {
1926 u32 rates = 0;
a961f9fe 1927 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
1da177e4 1928 if (val & (1 << i))
befdf316 1929 rates |= rate_bits[i].alsa_bits;
1da177e4
LT		 1930 }
1931 *ratesp = rates;
1932 }
1933
1934 if (formatsp || bpsp) {
1935 u64 formats = 0;
1936 unsigned int bps;
1937 unsigned int wcaps;
1938
54d17403 1939 wcaps = get_wcaps(codec, nid);
1da177e4
LT		 1940 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
1941 if (streams == -1)
1942 return -EIO;
0ba21762
TI		 1943 if (!streams) {
1944 streams = snd_hda_param_read(codec, codec->afg,
1945 AC_PAR_STREAM);
1da177e4
LT		 1946 if (streams == -1)
1947 return -EIO;
1948 }
1949
1950 bps = 0;
1951 if (streams & AC_SUPFMT_PCM) {
1952 if (val & AC_SUPPCM_BITS_8) {
1953 formats |= SNDRV_PCM_FMTBIT_U8;
1954 bps = 8;
1955 }
1956 if (val & AC_SUPPCM_BITS_16) {
1957 formats |= SNDRV_PCM_FMTBIT_S16_LE;
1958 bps = 16;
1959 }
1960 if (wcaps & AC_WCAP_DIGITAL) {
1961 if (val & AC_SUPPCM_BITS_32)
1962 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
1963 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
1964 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1965 if (val & AC_SUPPCM_BITS_24)
1966 bps = 24;
1967 else if (val & AC_SUPPCM_BITS_20)
1968 bps = 20;
0ba21762
TI		 1969 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
1970 AC_SUPPCM_BITS_32)) {
1da177e4
LT		 1971 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1972 if (val & AC_SUPPCM_BITS_32)
1973 bps = 32;
1da177e4
LT		 1974 else if (val & AC_SUPPCM_BITS_24)
1975 bps = 24;
33ef7651
NG		 1976 else if (val & AC_SUPPCM_BITS_20)
1977 bps = 20;
1da177e4
LT		 1978 }
1979 }
0ba21762
TI		 1980 else if (streams == AC_SUPFMT_FLOAT32) {
1981 /* should be exclusive */
1da177e4
LT		 1982 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
1983 bps = 32;
0ba21762
TI		 1984 } else if (streams == AC_SUPFMT_AC3) {
1985 /* should be exclusive */
1da177e4
LT		 1986 /* temporary hack: we have still no proper support
1987 * for the direct AC3 stream...
1988 */
1989 formats |= SNDRV_PCM_FMTBIT_U8;
1990 bps = 8;
1991 }
1992 if (formatsp)
1993 *formatsp = formats;
1994 if (bpsp)
1995 *bpsp = bps;
1996 }
1997
1998 return 0;
1999}
2000
2001/**
0ba21762
TI		 2002 * snd_hda_is_supported_format - check whether the given node supports
2003 * the format val
1da177e4
LT		 2004 *
2005 * Returns 1 if supported, 0 if not.
2006 */
2007int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2008 unsigned int format)
2009{
2010 int i;
2011 unsigned int val = 0, rate, stream;
2012
2013 if (nid != codec->afg &&
54d17403 2014 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 2015 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2016 if (val == -1)
2017 return 0;
2018 }
0ba21762 2019 if (!val) {
1da177e4
LT		 2020 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2021 if (val == -1)
2022 return 0;
2023 }
2024
2025 rate = format & 0xff00;
a961f9fe 2026 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
befdf316 2027 if (rate_bits[i].hda_fmt == rate) {
1da177e4
LT		 2028 if (val & (1 << i))
2029 break;
2030 return 0;
2031 }
a961f9fe 2032 if (i >= AC_PAR_PCM_RATE_BITS)
1da177e4
LT		 2033 return 0;
2034
2035 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2036 if (stream == -1)
2037 return 0;
0ba21762 2038 if (!stream && nid != codec->afg)
1da177e4 2039 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
0ba21762 2040 if (!stream || stream == -1)
1da177e4
LT		 2041 return 0;
2042
2043 if (stream & AC_SUPFMT_PCM) {
2044 switch (format & 0xf0) {
2045 case 0x00:
0ba21762 2046 if (!(val & AC_SUPPCM_BITS_8))
1da177e4
LT		 2047 return 0;
2048 break;
2049 case 0x10:
0ba21762 2050 if (!(val & AC_SUPPCM_BITS_16))
1da177e4
LT		 2051 return 0;
2052 break;
2053 case 0x20:
0ba21762 2054 if (!(val & AC_SUPPCM_BITS_20))
1da177e4
LT		 2055 return 0;
2056 break;
2057 case 0x30:
0ba21762 2058 if (!(val & AC_SUPPCM_BITS_24))
1da177e4
LT		 2059 return 0;
2060 break;
2061 case 0x40:
0ba21762 2062 if (!(val & AC_SUPPCM_BITS_32))
1da177e4
LT		 2063 return 0;
2064 break;
2065 default:
2066 return 0;
2067 }
2068 } else {
2069 /* FIXME: check for float32 and AC3? */
2070 }
2071
2072 return 1;
2073}
2074
2075/*
2076 * PCM stuff
2077 */
2078static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2079 struct hda_codec *codec,
c8b6bf9b 2080 struct snd_pcm_substream *substream)
1da177e4
LT		 2081{
2082 return 0;
2083}
2084
2085static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2086 struct hda_codec *codec,
2087 unsigned int stream_tag,
2088 unsigned int format,
c8b6bf9b 2089 struct snd_pcm_substream *substream)
1da177e4
LT		 2090{
2091 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2092 return 0;
2093}
2094
2095static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2096 struct hda_codec *codec,
c8b6bf9b 2097 struct snd_pcm_substream *substream)
1da177e4
LT		 2098{
2099 snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
2100 return 0;
2101}
2102
0ba21762
TI		 2103static int __devinit set_pcm_default_values(struct hda_codec *codec,
2104 struct hda_pcm_stream *info)
1da177e4 2105{
0ba21762
TI		 2106 /* query support PCM information from the given NID */
2107 if (info->nid && (!info->rates || !info->formats)) {
2108 snd_hda_query_supported_pcm(codec, info->nid,
2109 info->rates ? NULL : &info->rates,
2110 info->formats ? NULL : &info->formats,
2111 info->maxbps ? NULL : &info->maxbps);
1da177e4
LT		 2112 }
2113 if (info->ops.open == NULL)
2114 info->ops.open = hda_pcm_default_open_close;
2115 if (info->ops.close == NULL)
2116 info->ops.close = hda_pcm_default_open_close;
2117 if (info->ops.prepare == NULL) {
2118 snd_assert(info->nid, return -EINVAL);
2119 info->ops.prepare = hda_pcm_default_prepare;
2120 }
1da177e4
LT		 2121 if (info->ops.cleanup == NULL) {
2122 snd_assert(info->nid, return -EINVAL);
2123 info->ops.cleanup = hda_pcm_default_cleanup;
2124 }
2125 return 0;
2126}
2127
2128/**
2129 * snd_hda_build_pcms - build PCM information
2130 * @bus: the BUS
2131 *
2132 * Create PCM information for each codec included in the bus.
2133 *
2134 * The build_pcms codec patch is requested to set up codec->num_pcms and
2135 * codec->pcm_info properly. The array is referred by the top-level driver
2136 * to create its PCM instances.
2137 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2138 * callback.
2139 *
2140 * At least, substreams, channels_min and channels_max must be filled for
2141 * each stream. substreams = 0 indicates that the stream doesn't exist.
2142 * When rates and/or formats are zero, the supported values are queried
2143 * from the given nid. The nid is used also by the default ops.prepare
2144 * and ops.cleanup callbacks.
2145 *
2146 * The driver needs to call ops.open in its open callback. Similarly,
2147 * ops.close is supposed to be called in the close callback.
2148 * ops.prepare should be called in the prepare or hw_params callback
2149 * with the proper parameters for set up.
2150 * ops.cleanup should be called in hw_free for clean up of streams.
2151 *
2152 * This function returns 0 if successfull, or a negative error code.
2153 */
756e2b01 2154int __devinit snd_hda_build_pcms(struct hda_bus *bus)
1da177e4 2155{
0ba21762 2156 struct hda_codec *codec;
1da177e4 2157
0ba21762 2158 list_for_each_entry(codec, &bus->codec_list, list) {
1da177e4
LT		 2159 unsigned int pcm, s;
2160 int err;
0ba21762 2161 if (!codec->patch_ops.build_pcms)
1da177e4
LT		 2162 continue;
2163 err = codec->patch_ops.build_pcms(codec);
2164 if (err < 0)
2165 return err;
2166 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2167 for (s = 0; s < 2; s++) {
2168 struct hda_pcm_stream *info;
2169 info = &codec->pcm_info[pcm].stream[s];
0ba21762 2170 if (!info->substreams)
1da177e4
LT		 2171 continue;
2172 err = set_pcm_default_values(codec, info);
2173 if (err < 0)
2174 return err;
2175 }
2176 }
2177 }
2178 return 0;
2179}
2180
1da177e4
LT		 2181/**
2182 * snd_hda_check_board_config - compare the current codec with the config table
2183 * @codec: the HDA codec
f5fcc13c
TI		 2184 * @num_configs: number of config enums
2185 * @models: array of model name strings
1da177e4
LT		 2186 * @tbl: configuration table, terminated by null entries
2187 *
2188 * Compares the modelname or PCI subsystem id of the current codec with the
2189 * given configuration table. If a matching entry is found, returns its
2190 * config value (supposed to be 0 or positive).
2191 *
2192 * If no entries are matching, the function returns a negative value.
2193 */
12f288bf
TI		 2194int snd_hda_check_board_config(struct hda_codec *codec,
2195 int num_configs, const char **models,
2196 const struct snd_pci_quirk *tbl)
1da177e4 2197{
f5fcc13c
TI		 2198 if (codec->bus->modelname && models) {
2199 int i;
2200 for (i = 0; i < num_configs; i++) {
2201 if (models[i] &&
2202 !strcmp(codec->bus->modelname, models[i])) {
2203 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2204 "selected\n", models[i]);
2205 return i;
1da177e4
LT		 2206 }
2207 }
2208 }
2209
f5fcc13c
TI		 2210 if (!codec->bus->pci || !tbl)
2211 return -1;
2212
2213 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2214 if (!tbl)
2215 return -1;
2216 if (tbl->value >= 0 && tbl->value < num_configs) {
2217#ifdef CONFIG_SND_DEBUG_DETECT
2218 char tmp[10];
2219 const char *model = NULL;
2220 if (models)
2221 model = models[tbl->value];
2222 if (!model) {
2223 sprintf(tmp, "#%d", tbl->value);
2224 model = tmp;
1da177e4 2225 }
f5fcc13c
TI		 2226 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2227 "for config %x:%x (%s)\n",
2228 model, tbl->subvendor, tbl->subdevice,
2229 (tbl->name ? tbl->name : "Unknown device"));
2230#endif
2231 return tbl->value;
1da177e4
LT		 2232 }
2233 return -1;
2234}
2235
2236/**
2237 * snd_hda_add_new_ctls - create controls from the array
2238 * @codec: the HDA codec
c8b6bf9b 2239 * @knew: the array of struct snd_kcontrol_new
1da177e4
LT		 2240 *
2241 * This helper function creates and add new controls in the given array.
2242 * The array must be terminated with an empty entry as terminator.
2243 *
2244 * Returns 0 if successful, or a negative error code.
2245 */
12f288bf 2246int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
1da177e4 2247{
cb53c626 2248 int err;
1da177e4
LT		 2249
2250 for (; knew->name; knew++) {
54d17403
TI		 2251 struct snd_kcontrol *kctl;
2252 kctl = snd_ctl_new1(knew, codec);
0ba21762 2253 if (!kctl)
54d17403
TI		 2254 return -ENOMEM;
2255 err = snd_ctl_add(codec->bus->card, kctl);
2256 if (err < 0) {
0ba21762 2257 if (!codec->addr)
54d17403
TI		 2258 return err;
2259 kctl = snd_ctl_new1(knew, codec);
0ba21762 2260 if (!kctl)
54d17403
TI		 2261 return -ENOMEM;
2262 kctl->id.device = codec->addr;
0ba21762
TI		 2263 err = snd_ctl_add(codec->bus->card, kctl);
2264 if (err < 0)
54d17403
TI		 2265 return err;
2266 }
1da177e4
LT		 2267 }
2268 return 0;
2269}
2270
cb53c626
TI		 2271#ifdef CONFIG_SND_HDA_POWER_SAVE
2272static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2273 unsigned int power_state);
2274
2275static void hda_power_work(struct work_struct *work)
2276{
2277 struct hda_codec *codec =
2278 container_of(work, struct hda_codec, power_work.work);
2279
2e492462
ML		 2280 if (!codec->power_on || codec->power_count) {
2281 codec->power_transition = 0;
cb53c626 2282 return;
2e492462 2283 }
cb53c626
TI		 2284
2285 hda_call_codec_suspend(codec);
cb53c626
TI		 2286 if (codec->bus->ops.pm_notify)
2287 codec->bus->ops.pm_notify(codec);
2288}
2289
2290static void hda_keep_power_on(struct hda_codec *codec)
2291{
2292 codec->power_count++;
2293 codec->power_on = 1;
2294}
2295
2296void snd_hda_power_up(struct hda_codec *codec)
2297{
2298 codec->power_count++;
a221e287 2299 if (codec->power_on || codec->power_transition)
cb53c626
TI		 2300 return;
2301
2302 codec->power_on = 1;
2303 if (codec->bus->ops.pm_notify)
2304 codec->bus->ops.pm_notify(codec);
2305 hda_call_codec_resume(codec);
2306 cancel_delayed_work(&codec->power_work);
a221e287 2307 codec->power_transition = 0;
cb53c626
TI		 2308}
2309
2310void snd_hda_power_down(struct hda_codec *codec)
2311{
2312 --codec->power_count;
a221e287 2313 if (!codec->power_on || codec->power_count || codec->power_transition)
cb53c626 2314 return;
a221e287
TI		 2315 if (power_save) {
2316 codec->power_transition = 1; /* avoid reentrance */
cb53c626
TI		 2317 schedule_delayed_work(&codec->power_work,
2318 msecs_to_jiffies(power_save * 1000));
a221e287 2319 }
cb53c626
TI		 2320}
2321
2322int snd_hda_check_amp_list_power(struct hda_codec *codec,
2323 struct hda_loopback_check *check,
2324 hda_nid_t nid)
2325{
2326 struct hda_amp_list *p;
2327 int ch, v;
2328
2329 if (!check->amplist)
2330 return 0;
2331 for (p = check->amplist; p->nid; p++) {
2332 if (p->nid == nid)
2333 break;
2334 }
2335 if (!p->nid)
2336 return 0; /* nothing changed */
2337
2338 for (p = check->amplist; p->nid; p++) {
2339 for (ch = 0; ch < 2; ch++) {
2340 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2341 p->idx);
2342 if (!(v & HDA_AMP_MUTE) && v > 0) {
2343 if (!check->power_on) {
2344 check->power_on = 1;
2345 snd_hda_power_up(codec);
2346 }
2347 return 1;
2348 }
2349 }
2350 }
2351 if (check->power_on) {
2352 check->power_on = 0;
2353 snd_hda_power_down(codec);
2354 }
2355 return 0;
2356}
2357#endif
1da177e4 2358
c8b6bf9b 2359/*
d2a6d7dc
TI		 2360 * Channel mode helper
2361 */
0ba21762
TI		 2362int snd_hda_ch_mode_info(struct hda_codec *codec,
2363 struct snd_ctl_elem_info *uinfo,
2364 const struct hda_channel_mode *chmode,
2365 int num_chmodes)
d2a6d7dc
TI		 2366{
2367 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2368 uinfo->count = 1;
2369 uinfo->value.enumerated.items = num_chmodes;
2370 if (uinfo->value.enumerated.item >= num_chmodes)
2371 uinfo->value.enumerated.item = num_chmodes - 1;
2372 sprintf(uinfo->value.enumerated.name, "%dch",
2373 chmode[uinfo->value.enumerated.item].channels);
2374 return 0;
2375}
2376
0ba21762
TI		 2377int snd_hda_ch_mode_get(struct hda_codec *codec,
2378 struct snd_ctl_elem_value *ucontrol,
2379 const struct hda_channel_mode *chmode,
2380 int num_chmodes,
d2a6d7dc
TI		 2381 int max_channels)
2382{
2383 int i;
2384
2385 for (i = 0; i < num_chmodes; i++) {
2386 if (max_channels == chmode[i].channels) {
2387 ucontrol->value.enumerated.item[0] = i;
2388 break;
2389 }
2390 }
2391 return 0;
2392}
2393
0ba21762
TI		 2394int snd_hda_ch_mode_put(struct hda_codec *codec,
2395 struct snd_ctl_elem_value *ucontrol,
2396 const struct hda_channel_mode *chmode,
2397 int num_chmodes,
d2a6d7dc
TI		 2398 int *max_channelsp)
2399{
2400 unsigned int mode;
2401
2402 mode = ucontrol->value.enumerated.item[0];
68ea7b2f
TI		 2403 if (mode >= num_chmodes)
2404 return -EINVAL;
82beb8fd 2405 if (*max_channelsp == chmode[mode].channels)
d2a6d7dc
TI		 2406 return 0;
2407 /* change the current channel setting */
2408 *max_channelsp = chmode[mode].channels;
2409 if (chmode[mode].sequence)
82beb8fd 2410 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
d2a6d7dc
TI		 2411 return 1;
2412}
2413
1da177e4
LT		 2414/*
2415 * input MUX helper
2416 */
0ba21762
TI		 2417int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2418 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 2419{
2420 unsigned int index;
2421
2422 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2423 uinfo->count = 1;
2424 uinfo->value.enumerated.items = imux->num_items;
5513b0c5
TI		 2425 if (!imux->num_items)
2426 return 0;
1da177e4
LT		 2427 index = uinfo->value.enumerated.item;
2428 if (index >= imux->num_items)
2429 index = imux->num_items - 1;
2430 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2431 return 0;
2432}
2433
0ba21762
TI		 2434int snd_hda_input_mux_put(struct hda_codec *codec,
2435 const struct hda_input_mux *imux,
2436 struct snd_ctl_elem_value *ucontrol,
2437 hda_nid_t nid,
1da177e4
LT		 2438 unsigned int *cur_val)
2439{
2440 unsigned int idx;
2441
5513b0c5
TI		 2442 if (!imux->num_items)
2443 return 0;
1da177e4
LT		 2444 idx = ucontrol->value.enumerated.item[0];
2445 if (idx >= imux->num_items)
2446 idx = imux->num_items - 1;
82beb8fd 2447 if (*cur_val == idx)
1da177e4 2448 return 0;
82beb8fd
TI		 2449 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2450 imux->items[idx].index);
1da177e4
LT		 2451 *cur_val = idx;
2452 return 1;
2453}
2454
2455
2456/*
2457 * Multi-channel / digital-out PCM helper functions
2458 */
2459
6b97eb45
TI		 2460/* setup SPDIF output stream */
2461static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2462 unsigned int stream_tag, unsigned int format)
2463{
2464 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2465 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2466 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2467 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
2468 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2469 /* turn on again (if needed) */
2470 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2471 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2472 codec->spdif_ctls & 0xff);
2473}
2474
1da177e4
LT		 2475/*
2476 * open the digital out in the exclusive mode
2477 */
0ba21762
TI		 2478int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2479 struct hda_multi_out *mout)
1da177e4 2480{
62932df8 2481 mutex_lock(&codec->spdif_mutex);
5930ca41
TI		 2482 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2483 /* already opened as analog dup; reset it once */
2484 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
1da177e4 2485 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
62932df8 2486 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2487 return 0;
2488}
2489
6b97eb45
TI		 2490int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2491 struct hda_multi_out *mout,
2492 unsigned int stream_tag,
2493 unsigned int format,
2494 struct snd_pcm_substream *substream)
2495{
2496 mutex_lock(&codec->spdif_mutex);
2497 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2498 mutex_unlock(&codec->spdif_mutex);
2499 return 0;
2500}
2501
1da177e4
LT		 2502/*
2503 * release the digital out
2504 */
0ba21762
TI		 2505int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2506 struct hda_multi_out *mout)
1da177e4 2507{
62932df8 2508 mutex_lock(&codec->spdif_mutex);
1da177e4 2509 mout->dig_out_used = 0;
62932df8 2510 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2511 return 0;
2512}
2513
2514/*
2515 * set up more restrictions for analog out
2516 */
0ba21762
TI		 2517int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2518 struct hda_multi_out *mout,
c8b6bf9b 2519 struct snd_pcm_substream *substream)
1da177e4
LT		 2520{
2521 substream->runtime->hw.channels_max = mout->max_channels;
2522 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2523 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2524}
2525
2526/*
2527 * set up the i/o for analog out
2528 * when the digital out is available, copy the front out to digital out, too.
2529 */
0ba21762
TI		 2530int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2531 struct hda_multi_out *mout,
1da177e4
LT		 2532 unsigned int stream_tag,
2533 unsigned int format,
c8b6bf9b 2534 struct snd_pcm_substream *substream)
1da177e4
LT		 2535{
2536 hda_nid_t *nids = mout->dac_nids;
2537 int chs = substream->runtime->channels;
2538 int i;
2539
62932df8 2540 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 2541 if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2542 if (chs == 2 &&
0ba21762
TI		 2543 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2544 format) &&
2545 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
1da177e4 2546 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
6b97eb45
TI		 2547 setup_dig_out_stream(codec, mout->dig_out_nid,
2548 stream_tag, format);
1da177e4
LT		 2549 } else {
2550 mout->dig_out_used = 0;
0ba21762
TI		 2551 snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
2552 0, 0, 0);
1da177e4
LT		 2553 }
2554 }
62932df8 2555 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2556
2557 /* front */
0ba21762
TI		 2558 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2559 0, format);
d29240ce
TI		 2560 if (!mout->no_share_stream &&
2561 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
1da177e4 2562 /* headphone out will just decode front left/right (stereo) */
0ba21762
TI		 2563 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2564 0, format);
82bc955f
TI		 2565 /* extra outputs copied from front */
2566 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
d29240ce 2567 if (!mout->no_share_stream && mout->extra_out_nid[i])
82bc955f
TI		 2568 snd_hda_codec_setup_stream(codec,
2569 mout->extra_out_nid[i],
2570 stream_tag, 0, format);
2571
1da177e4
LT		 2572 /* surrounds */
2573 for (i = 1; i < mout->num_dacs; i++) {
4b3acaf5 2574 if (chs >= (i + 1) * 2) /* independent out */
0ba21762
TI		 2575 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2576 i * 2, format);
d29240ce 2577 else if (!mout->no_share_stream) /* copy front */
0ba21762
TI		 2578 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2579 0, format);
1da177e4
LT		 2580 }
2581 return 0;
2582}
2583
2584/*
2585 * clean up the setting for analog out
2586 */
0ba21762
TI		 2587int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2588 struct hda_multi_out *mout)
1da177e4
LT		 2589{
2590 hda_nid_t *nids = mout->dac_nids;
2591 int i;
2592
2593 for (i = 0; i < mout->num_dacs; i++)
2594 snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
2595 if (mout->hp_nid)
2596 snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
82bc955f
TI		 2597 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2598 if (mout->extra_out_nid[i])
2599 snd_hda_codec_setup_stream(codec,
2600 mout->extra_out_nid[i],
2601 0, 0, 0);
62932df8 2602 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 2603 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2604 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2605 mout->dig_out_used = 0;
2606 }
62932df8 2607 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2608 return 0;
2609}
2610
e9edcee0
TI		 2611/*
2612 * Helper for automatic ping configuration
2613 */
df694daa 2614
12f288bf 2615static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
df694daa
KY		 2616{
2617 for (; *list; list++)
2618 if (*list == nid)
2619 return 1;
2620 return 0;
2621}
2622
81937d3b
SL		 2623
2624/*
2625 * Sort an associated group of pins according to their sequence numbers.
2626 */
2627static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2628 int num_pins)
2629{
2630 int i, j;
2631 short seq;
2632 hda_nid_t nid;
2633
2634 for (i = 0; i < num_pins; i++) {
2635 for (j = i + 1; j < num_pins; j++) {
2636 if (sequences[i] > sequences[j]) {
2637 seq = sequences[i];
2638 sequences[i] = sequences[j];
2639 sequences[j] = seq;
2640 nid = pins[i];
2641 pins[i] = pins[j];
2642 pins[j] = nid;
2643 }
2644 }
2645 }
2646}
2647
2648
82bc955f
TI		 2649/*
2650 * Parse all pin widgets and store the useful pin nids to cfg
2651 *
2652 * The number of line-outs or any primary output is stored in line_outs,
2653 * and the corresponding output pins are assigned to line_out_pins[],
2654 * in the order of front, rear, CLFE, side, ...
2655 *
2656 * If more extra outputs (speaker and headphone) are found, the pins are
eb06ed8f 2657 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
82bc955f
TI		 2658 * is detected, one of speaker of HP pins is assigned as the primary
2659 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2660 * if any analog output exists.
2661 *
2662 * The analog input pins are assigned to input_pins array.
2663 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2664 * respectively.
2665 */
12f288bf
TI		 2666int snd_hda_parse_pin_def_config(struct hda_codec *codec,
2667 struct auto_pin_cfg *cfg,
2668 hda_nid_t *ignore_nids)
e9edcee0
TI		 2669{
2670 hda_nid_t nid, nid_start;
81937d3b
SL		 2671 int nodes;
2672 short seq, assoc_line_out, assoc_speaker;
2673 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2674 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
f889fa91 2675 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
e9edcee0
TI		 2676
2677 memset(cfg, 0, sizeof(*cfg));
2678
81937d3b
SL		 2679 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2680 memset(sequences_speaker, 0, sizeof(sequences_speaker));
f889fa91 2681 memset(sequences_hp, 0, sizeof(sequences_hp));
81937d3b 2682 assoc_line_out = assoc_speaker = 0;
e9edcee0
TI		 2683
2684 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
2685 for (nid = nid_start; nid < nodes + nid_start; nid++) {
54d17403 2686 unsigned int wid_caps = get_wcaps(codec, nid);
0ba21762
TI		 2687 unsigned int wid_type =
2688 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
e9edcee0
TI		 2689 unsigned int def_conf;
2690 short assoc, loc;
2691
2692 /* read all default configuration for pin complex */
2693 if (wid_type != AC_WID_PIN)
2694 continue;
df694daa
KY		 2695 /* ignore the given nids (e.g. pc-beep returns error) */
2696 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2697 continue;
2698
0ba21762
TI		 2699 def_conf = snd_hda_codec_read(codec, nid, 0,
2700 AC_VERB_GET_CONFIG_DEFAULT, 0);
e9edcee0
TI		 2701 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2702 continue;
2703 loc = get_defcfg_location(def_conf);
2704 switch (get_defcfg_device(def_conf)) {
2705 case AC_JACK_LINE_OUT:
e9edcee0
TI		 2706 seq = get_defcfg_sequence(def_conf);
2707 assoc = get_defcfg_association(def_conf);
0ba21762 2708 if (!assoc)
e9edcee0 2709 continue;
0ba21762 2710 if (!assoc_line_out)
e9edcee0
TI		 2711 assoc_line_out = assoc;
2712 else if (assoc_line_out != assoc)
2713 continue;
2714 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2715 continue;
2716 cfg->line_out_pins[cfg->line_outs] = nid;
81937d3b 2717 sequences_line_out[cfg->line_outs] = seq;
e9edcee0
TI		 2718 cfg->line_outs++;
2719 break;
8d88bc3d 2720 case AC_JACK_SPEAKER:
81937d3b
SL		 2721 seq = get_defcfg_sequence(def_conf);
2722 assoc = get_defcfg_association(def_conf);
2723 if (! assoc)
2724 continue;
2725 if (! assoc_speaker)
2726 assoc_speaker = assoc;
2727 else if (assoc_speaker != assoc)
2728 continue;
82bc955f
TI		 2729 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2730 continue;
2731 cfg->speaker_pins[cfg->speaker_outs] = nid;
81937d3b 2732 sequences_speaker[cfg->speaker_outs] = seq;
82bc955f 2733 cfg->speaker_outs++;
8d88bc3d 2734 break;
e9edcee0 2735 case AC_JACK_HP_OUT:
f889fa91
TI		 2736 seq = get_defcfg_sequence(def_conf);
2737 assoc = get_defcfg_association(def_conf);
eb06ed8f
TI		 2738 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2739 continue;
2740 cfg->hp_pins[cfg->hp_outs] = nid;
f889fa91 2741 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
eb06ed8f 2742 cfg->hp_outs++;
e9edcee0 2743 break;
314634bc
TI		 2744 case AC_JACK_MIC_IN: {
2745 int preferred, alt;
2746 if (loc == AC_JACK_LOC_FRONT) {
2747 preferred = AUTO_PIN_FRONT_MIC;
2748 alt = AUTO_PIN_MIC;
2749 } else {
2750 preferred = AUTO_PIN_MIC;
2751 alt = AUTO_PIN_FRONT_MIC;
2752 }
2753 if (!cfg->input_pins[preferred])
2754 cfg->input_pins[preferred] = nid;
2755 else if (!cfg->input_pins[alt])
2756 cfg->input_pins[alt] = nid;
e9edcee0 2757 break;
314634bc 2758 }
e9edcee0
TI		 2759 case AC_JACK_LINE_IN:
2760 if (loc == AC_JACK_LOC_FRONT)
2761 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2762 else
2763 cfg->input_pins[AUTO_PIN_LINE] = nid;
2764 break;
2765 case AC_JACK_CD:
2766 cfg->input_pins[AUTO_PIN_CD] = nid;
2767 break;
2768 case AC_JACK_AUX:
2769 cfg->input_pins[AUTO_PIN_AUX] = nid;
2770 break;
2771 case AC_JACK_SPDIF_OUT:
2772 cfg->dig_out_pin = nid;
2773 break;
2774 case AC_JACK_SPDIF_IN:
2775 cfg->dig_in_pin = nid;
2776 break;
2777 }
2778 }
2779
2780 /* sort by sequence */
81937d3b
SL		 2781 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
2782 cfg->line_outs);
2783 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
2784 cfg->speaker_outs);
f889fa91
TI		 2785 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
2786 cfg->hp_outs);
81937d3b 2787
f889fa91
TI		 2788 /* if we have only one mic, make it AUTO_PIN_MIC */
2789 if (!cfg->input_pins[AUTO_PIN_MIC] &&
2790 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
2791 cfg->input_pins[AUTO_PIN_MIC] =
2792 cfg->input_pins[AUTO_PIN_FRONT_MIC];
2793 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
2794 }
2795 /* ditto for line-in */
2796 if (!cfg->input_pins[AUTO_PIN_LINE] &&
2797 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
2798 cfg->input_pins[AUTO_PIN_LINE] =
2799 cfg->input_pins[AUTO_PIN_FRONT_LINE];
2800 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
2801 }
2802
81937d3b
SL		 2803 /*
2804 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2805 * as a primary output
2806 */
2807 if (!cfg->line_outs) {
2808 if (cfg->speaker_outs) {
2809 cfg->line_outs = cfg->speaker_outs;
2810 memcpy(cfg->line_out_pins, cfg->speaker_pins,
2811 sizeof(cfg->speaker_pins));
2812 cfg->speaker_outs = 0;
2813 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
2814 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
2815 } else if (cfg->hp_outs) {
2816 cfg->line_outs = cfg->hp_outs;
2817 memcpy(cfg->line_out_pins, cfg->hp_pins,
2818 sizeof(cfg->hp_pins));
2819 cfg->hp_outs = 0;
2820 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
2821 cfg->line_out_type = AUTO_PIN_HP_OUT;
2822 }
2823 }
e9edcee0 2824
cb8e2f83
TI		 2825 /* Reorder the surround channels
2826 * ALSA sequence is front/surr/clfe/side
2827 * HDA sequence is:
2828 * 4-ch: front/surr => OK as it is
2829 * 6-ch: front/clfe/surr
9422db40 2830 * 8-ch: front/clfe/rear/side|fc
cb8e2f83
TI		 2831 */
2832 switch (cfg->line_outs) {
2833 case 3:
cb8e2f83
TI		 2834 case 4:
2835 nid = cfg->line_out_pins[1];
9422db40 2836 cfg->line_out_pins[1] = cfg->line_out_pins[2];
cb8e2f83
TI		 2837 cfg->line_out_pins[2] = nid;
2838 break;
e9edcee0
TI		 2839 }
2840
82bc955f
TI		 2841 /*
2842 * debug prints of the parsed results
2843 */
2844 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2845 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
2846 cfg->line_out_pins[2], cfg->line_out_pins[3],
2847 cfg->line_out_pins[4]);
2848 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2849 cfg->speaker_outs, cfg->speaker_pins[0],
2850 cfg->speaker_pins[1], cfg->speaker_pins[2],
2851 cfg->speaker_pins[3], cfg->speaker_pins[4]);
eb06ed8f
TI		 2852 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2853 cfg->hp_outs, cfg->hp_pins[0],
2854 cfg->hp_pins[1], cfg->hp_pins[2],
2855 cfg->hp_pins[3], cfg->hp_pins[4]);
82bc955f
TI		 2856 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2857 " cd=0x%x, aux=0x%x\n",
2858 cfg->input_pins[AUTO_PIN_MIC],
2859 cfg->input_pins[AUTO_PIN_FRONT_MIC],
2860 cfg->input_pins[AUTO_PIN_LINE],
2861 cfg->input_pins[AUTO_PIN_FRONT_LINE],
2862 cfg->input_pins[AUTO_PIN_CD],
2863 cfg->input_pins[AUTO_PIN_AUX]);
2864
e9edcee0
TI		 2865 return 0;
2866}
2867
4a471b7d
TI		 2868/* labels for input pins */
2869const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
2870 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2871};
2872
2873
1da177e4
LT		 2874#ifdef CONFIG_PM
2875/*
2876 * power management
2877 */
2878
2879/**
2880 * snd_hda_suspend - suspend the codecs
2881 * @bus: the HDA bus
2882 * @state: suspsend state
2883 *
2884 * Returns 0 if successful.
2885 */
2886int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
2887{
0ba21762 2888 struct hda_codec *codec;
1da177e4 2889
0ba21762 2890 list_for_each_entry(codec, &bus->codec_list, list) {
0b7a2e9c
TI		 2891#ifdef CONFIG_SND_HDA_POWER_SAVE
2892 if (!codec->power_on)
2893 continue;
2894#endif
cb53c626 2895 hda_call_codec_suspend(codec);
1da177e4
LT		 2896 }
2897 return 0;
2898}
2899
2900/**
2901 * snd_hda_resume - resume the codecs
2902 * @bus: the HDA bus
2903 * @state: resume state
2904 *
2905 * Returns 0 if successful.
cb53c626
TI		 2906 *
2907 * This fucntion is defined only when POWER_SAVE isn't set.
2908 * In the power-save mode, the codec is resumed dynamically.
1da177e4
LT		 2909 */
2910int snd_hda_resume(struct hda_bus *bus)
2911{
0ba21762 2912 struct hda_codec *codec;
1da177e4 2913
0ba21762 2914 list_for_each_entry(codec, &bus->codec_list, list) {
d804ad92
ML		 2915 if (snd_hda_codec_needs_resume(codec))
2916 hda_call_codec_resume(codec);
1da177e4 2917 }
1da177e4
LT		 2918 return 0;
2919}
d804ad92
ML		 2920#ifdef CONFIG_SND_HDA_POWER_SAVE
2921int snd_hda_codecs_inuse(struct hda_bus *bus)
2922{
2923 struct hda_codec *codec;
1da177e4 2924
d804ad92
ML		 2925 list_for_each_entry(codec, &bus->codec_list, list) {
2926 if (snd_hda_codec_needs_resume(codec))
2927 return 1;
2928 }
2929 return 0;
2930}
2931#endif
1da177e4 2932#endif
Linux kernel - Deliverables
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