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[ALSA] Get rid of dead code in sound/arm/sa11xx-uda1341.c
[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
22#include <sound/driver.h>
23#include <linux/init.h>
24#include <linux/delay.h>
25#include <linux/slab.h>
26#include <linux/pci.h>
62932df8 27#include <linux/mutex.h>
1da177e4
LT		 28#include <sound/core.h>
29#include "hda_codec.h"
30#include <sound/asoundef.h>
302e9c5a 31#include <sound/tlv.h>
1da177e4
LT		 32#include <sound/initval.h>
33#include "hda_local.h"
2807314d 34#include <sound/hda_hwdep.h>
1da177e4
LT		 35
36
1da177e4
LT		 37/*
38 * vendor / preset table
39 */
40
41struct hda_vendor_id {
42 unsigned int id;
43 const char *name;
44};
45
46/* codec vendor labels */
47static struct hda_vendor_id hda_vendor_ids[] = {
48 { 0x10ec, "Realtek" },
a9226251 49 { 0x1057, "Motorola" },
c577b8a1 50 { 0x1106, "VIA" },
54b903ec 51 { 0x11d4, "Analog Devices" },
1da177e4 52 { 0x13f6, "C-Media" },
a9226251 53 { 0x14f1, "Conexant" },
1da177e4 54 { 0x434d, "C-Media" },
2f2f4251 55 { 0x8384, "SigmaTel" },
1da177e4
LT		 56 {} /* terminator */
57};
58
59/* codec presets */
60#include "hda_patch.h"
61
62
63/**
64 * snd_hda_codec_read - send a command and get the response
65 * @codec: the HDA codec
66 * @nid: NID to send the command
67 * @direct: direct flag
68 * @verb: the verb to send
69 * @parm: the parameter for the verb
70 *
71 * Send a single command and read the corresponding response.
72 *
73 * Returns the obtained response value, or -1 for an error.
74 */
0ba21762
TI		 75unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
76 int direct,
1da177e4
LT		 77 unsigned int verb, unsigned int parm)
78{
79 unsigned int res;
62932df8 80 mutex_lock(&codec->bus->cmd_mutex);
0ba21762 81 if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
1da177e4
LT		 82 res = codec->bus->ops.get_response(codec);
83 else
84 res = (unsigned int)-1;
62932df8 85 mutex_unlock(&codec->bus->cmd_mutex);
1da177e4
LT		 86 return res;
87}
88
89/**
90 * snd_hda_codec_write - send a single command without waiting for response
91 * @codec: the HDA codec
92 * @nid: NID to send the command
93 * @direct: direct flag
94 * @verb: the verb to send
95 * @parm: the parameter for the verb
96 *
97 * Send a single command without waiting for response.
98 *
99 * Returns 0 if successful, or a negative error code.
100 */
101int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
102 unsigned int verb, unsigned int parm)
103{
104 int err;
62932df8 105 mutex_lock(&codec->bus->cmd_mutex);
1da177e4 106 err = codec->bus->ops.command(codec, nid, direct, verb, parm);
62932df8 107 mutex_unlock(&codec->bus->cmd_mutex);
1da177e4
LT		 108 return err;
109}
110
111/**
112 * snd_hda_sequence_write - sequence writes
113 * @codec: the HDA codec
114 * @seq: VERB array to send
115 *
116 * Send the commands sequentially from the given array.
117 * The array must be terminated with NID=0.
118 */
119void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
120{
121 for (; seq->nid; seq++)
122 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
123}
124
125/**
126 * snd_hda_get_sub_nodes - get the range of sub nodes
127 * @codec: the HDA codec
128 * @nid: NID to parse
129 * @start_id: the pointer to store the start NID
130 *
131 * Parse the NID and store the start NID of its sub-nodes.
132 * Returns the number of sub-nodes.
133 */
0ba21762
TI		 134int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
135 hda_nid_t *start_id)
1da177e4
LT		 136{
137 unsigned int parm;
138
139 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
140 *start_id = (parm >> 16) & 0x7fff;
141 return (int)(parm & 0x7fff);
142}
143
144/**
145 * snd_hda_get_connections - get connection list
146 * @codec: the HDA codec
147 * @nid: NID to parse
148 * @conn_list: connection list array
149 * @max_conns: max. number of connections to store
150 *
151 * Parses the connection list of the given widget and stores the list
152 * of NIDs.
153 *
154 * Returns the number of connections, or a negative error code.
155 */
156int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
157 hda_nid_t *conn_list, int max_conns)
158{
159 unsigned int parm;
54d17403 160 int i, conn_len, conns;
1da177e4 161 unsigned int shift, num_elems, mask;
54d17403 162 hda_nid_t prev_nid;
1da177e4
LT		 163
164 snd_assert(conn_list && max_conns > 0, return -EINVAL);
165
166 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
167 if (parm & AC_CLIST_LONG) {
168 /* long form */
169 shift = 16;
170 num_elems = 2;
171 } else {
172 /* short form */
173 shift = 8;
174 num_elems = 4;
175 }
176 conn_len = parm & AC_CLIST_LENGTH;
1da177e4
LT		 177 mask = (1 << (shift-1)) - 1;
178
0ba21762 179 if (!conn_len)
1da177e4
LT		 180 return 0; /* no connection */
181
182 if (conn_len == 1) {
183 /* single connection */
0ba21762
TI		 184 parm = snd_hda_codec_read(codec, nid, 0,
185 AC_VERB_GET_CONNECT_LIST, 0);
1da177e4
LT		 186 conn_list[0] = parm & mask;
187 return 1;
188 }
189
190 /* multi connection */
191 conns = 0;
54d17403
TI		 192 prev_nid = 0;
193 for (i = 0; i < conn_len; i++) {
194 int range_val;
195 hda_nid_t val, n;
196
197 if (i % num_elems == 0)
198 parm = snd_hda_codec_read(codec, nid, 0,
199 AC_VERB_GET_CONNECT_LIST, i);
0ba21762 200 range_val = !!(parm & (1 << (shift-1))); /* ranges */
54d17403
TI		 201 val = parm & mask;
202 parm >>= shift;
203 if (range_val) {
204 /* ranges between the previous and this one */
0ba21762
TI		 205 if (!prev_nid || prev_nid >= val) {
206 snd_printk(KERN_WARNING "hda_codec: "
207 "invalid dep_range_val %x:%x\n",
208 prev_nid, val);
54d17403
TI		 209 continue;
210 }
211 for (n = prev_nid + 1; n <= val; n++) {
212 if (conns >= max_conns) {
0ba21762
TI		 213 snd_printk(KERN_ERR
214 "Too many connections\n");
1da177e4 215 return -EINVAL;
54d17403
TI		 216 }
217 conn_list[conns++] = n;
1da177e4 218 }
54d17403
TI		 219 } else {
220 if (conns >= max_conns) {
221 snd_printk(KERN_ERR "Too many connections\n");
222 return -EINVAL;
223 }
224 conn_list[conns++] = val;
1da177e4 225 }
54d17403 226 prev_nid = val;
1da177e4
LT		 227 }
228 return conns;
229}
230
231
232/**
233 * snd_hda_queue_unsol_event - add an unsolicited event to queue
234 * @bus: the BUS
235 * @res: unsolicited event (lower 32bit of RIRB entry)
236 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
237 *
238 * Adds the given event to the queue. The events are processed in
239 * the workqueue asynchronously. Call this function in the interrupt
240 * hanlder when RIRB receives an unsolicited event.
241 *
242 * Returns 0 if successful, or a negative error code.
243 */
244int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
245{
246 struct hda_bus_unsolicited *unsol;
247 unsigned int wp;
248
0ba21762
TI		 249 unsol = bus->unsol;
250 if (!unsol)
1da177e4
LT		 251 return 0;
252
253 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
254 unsol->wp = wp;
255
256 wp <<= 1;
257 unsol->queue[wp] = res;
258 unsol->queue[wp + 1] = res_ex;
259
e250af29 260 schedule_work(&unsol->work);
1da177e4
LT		 261
262 return 0;
263}
264
265/*
266 * process queueud unsolicited events
267 */
c4028958 268static void process_unsol_events(struct work_struct *work)
1da177e4 269{
c4028958
DH		 270 struct hda_bus_unsolicited *unsol =
271 container_of(work, struct hda_bus_unsolicited, work);
272 struct hda_bus *bus = unsol->bus;
1da177e4
LT		 273 struct hda_codec *codec;
274 unsigned int rp, caddr, res;
275
276 while (unsol->rp != unsol->wp) {
277 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
278 unsol->rp = rp;
279 rp <<= 1;
280 res = unsol->queue[rp];
281 caddr = unsol->queue[rp + 1];
0ba21762 282 if (!(caddr & (1 << 4))) /* no unsolicited event? */
1da177e4
LT		 283 continue;
284 codec = bus->caddr_tbl[caddr & 0x0f];
285 if (codec && codec->patch_ops.unsol_event)
286 codec->patch_ops.unsol_event(codec, res);
287 }
288}
289
290/*
291 * initialize unsolicited queue
292 */
756e2b01 293static int __devinit init_unsol_queue(struct hda_bus *bus)
1da177e4
LT		 294{
295 struct hda_bus_unsolicited *unsol;
296
9f146bb6
TI		 297 if (bus->unsol) /* already initialized */
298 return 0;
299
e560d8d8 300 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
0ba21762
TI		 301 if (!unsol) {
302 snd_printk(KERN_ERR "hda_codec: "
303 "can't allocate unsolicited queue\n");
1da177e4
LT		 304 return -ENOMEM;
305 }
c4028958
DH		 306 INIT_WORK(&unsol->work, process_unsol_events);
307 unsol->bus = bus;
1da177e4
LT		 308 bus->unsol = unsol;
309 return 0;
310}
311
312/*
313 * destructor
314 */
315static void snd_hda_codec_free(struct hda_codec *codec);
316
317static int snd_hda_bus_free(struct hda_bus *bus)
318{
0ba21762 319 struct hda_codec *codec, *n;
1da177e4 320
0ba21762 321 if (!bus)
1da177e4
LT		 322 return 0;
323 if (bus->unsol) {
e250af29 324 flush_scheduled_work();
1da177e4
LT		 325 kfree(bus->unsol);
326 }
0ba21762 327 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
1da177e4
LT		 328 snd_hda_codec_free(codec);
329 }
330 if (bus->ops.private_free)
331 bus->ops.private_free(bus);
332 kfree(bus);
333 return 0;
334}
335
c8b6bf9b 336static int snd_hda_bus_dev_free(struct snd_device *device)
1da177e4
LT		 337{
338 struct hda_bus *bus = device->device_data;
339 return snd_hda_bus_free(bus);
340}
341
342/**
343 * snd_hda_bus_new - create a HDA bus
344 * @card: the card entry
345 * @temp: the template for hda_bus information
346 * @busp: the pointer to store the created bus instance
347 *
348 * Returns 0 if successful, or a negative error code.
349 */
756e2b01
TI		 350int __devinit snd_hda_bus_new(struct snd_card *card,
351 const struct hda_bus_template *temp,
352 struct hda_bus **busp)
1da177e4
LT		 353{
354 struct hda_bus *bus;
355 int err;
c8b6bf9b 356 static struct snd_device_ops dev_ops = {
1da177e4
LT		 357 .dev_free = snd_hda_bus_dev_free,
358 };
359
360 snd_assert(temp, return -EINVAL);
361 snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
362
363 if (busp)
364 *busp = NULL;
365
e560d8d8 366 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
1da177e4
LT		 367 if (bus == NULL) {
368 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
369 return -ENOMEM;
370 }
371
372 bus->card = card;
373 bus->private_data = temp->private_data;
374 bus->pci = temp->pci;
375 bus->modelname = temp->modelname;
376 bus->ops = temp->ops;
377
62932df8 378 mutex_init(&bus->cmd_mutex);
1da177e4
LT		 379 INIT_LIST_HEAD(&bus->codec_list);
380
0ba21762
TI		 381 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
382 if (err < 0) {
1da177e4
LT		 383 snd_hda_bus_free(bus);
384 return err;
385 }
386 if (busp)
387 *busp = bus;
388 return 0;
389}
390
82467611
TI		 391#ifdef CONFIG_SND_HDA_GENERIC
392#define is_generic_config(codec) \
393 (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
394#else
395#define is_generic_config(codec) 0
396#endif
397
1da177e4
LT		 398/*
399 * find a matching codec preset
400 */
756e2b01
TI		 401static const struct hda_codec_preset __devinit *
402find_codec_preset(struct hda_codec *codec)
1da177e4
LT		 403{
404 const struct hda_codec_preset **tbl, *preset;
405
82467611 406 if (is_generic_config(codec))
d5ad630b
TI		 407 return NULL; /* use the generic parser */
408
1da177e4
LT		 409 for (tbl = hda_preset_tables; *tbl; tbl++) {
410 for (preset = *tbl; preset->id; preset++) {
411 u32 mask = preset->mask;
0ba21762 412 if (!mask)
1da177e4 413 mask = ~0;
9c7f852e 414 if (preset->id == (codec->vendor_id & mask) &&
0ba21762 415 (!preset->rev ||
9c7f852e 416 preset->rev == codec->revision_id))
1da177e4
LT		 417 return preset;
418 }
419 }
420 return NULL;
421}
422
423/*
424 * snd_hda_get_codec_name - store the codec name
425 */
426void snd_hda_get_codec_name(struct hda_codec *codec,
427 char *name, int namelen)
428{
429 const struct hda_vendor_id *c;
430 const char *vendor = NULL;
431 u16 vendor_id = codec->vendor_id >> 16;
432 char tmp[16];
433
434 for (c = hda_vendor_ids; c->id; c++) {
435 if (c->id == vendor_id) {
436 vendor = c->name;
437 break;
438 }
439 }
0ba21762 440 if (!vendor) {
1da177e4
LT		 441 sprintf(tmp, "Generic %04x", vendor_id);
442 vendor = tmp;
443 }
444 if (codec->preset && codec->preset->name)
445 snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
446 else
0ba21762
TI		 447 snprintf(name, namelen, "%s ID %x", vendor,
448 codec->vendor_id & 0xffff);
1da177e4
LT		 449}
450
451/*
673b683a 452 * look for an AFG and MFG nodes
1da177e4 453 */
756e2b01 454static void __devinit setup_fg_nodes(struct hda_codec *codec)
1da177e4
LT		 455{
456 int i, total_nodes;
457 hda_nid_t nid;
458
459 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
460 for (i = 0; i < total_nodes; i++, nid++) {
0ba21762
TI		 461 unsigned int func;
462 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
463 switch (func & 0xff) {
673b683a
SK		 464 case AC_GRP_AUDIO_FUNCTION:
465 codec->afg = nid;
466 break;
467 case AC_GRP_MODEM_FUNCTION:
468 codec->mfg = nid;
469 break;
470 default:
471 break;
472 }
1da177e4 473 }
1da177e4
LT		 474}
475
54d17403
TI		 476/*
477 * read widget caps for each widget and store in cache
478 */
479static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
480{
481 int i;
482 hda_nid_t nid;
483
484 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
485 &codec->start_nid);
486 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
0ba21762 487 if (!codec->wcaps)
54d17403
TI		 488 return -ENOMEM;
489 nid = codec->start_nid;
490 for (i = 0; i < codec->num_nodes; i++, nid++)
491 codec->wcaps[i] = snd_hda_param_read(codec, nid,
492 AC_PAR_AUDIO_WIDGET_CAP);
493 return 0;
494}
495
496
1da177e4
LT		 497/*
498 * codec destructor
499 */
500static void snd_hda_codec_free(struct hda_codec *codec)
501{
0ba21762 502 if (!codec)
1da177e4
LT		 503 return;
504 list_del(&codec->list);
505 codec->bus->caddr_tbl[codec->addr] = NULL;
506 if (codec->patch_ops.free)
507 codec->patch_ops.free(codec);
d031166f 508 kfree(codec->amp_info);
54d17403 509 kfree(codec->wcaps);
1da177e4
LT		 510 kfree(codec);
511}
512
513static void init_amp_hash(struct hda_codec *codec);
514
515/**
516 * snd_hda_codec_new - create a HDA codec
517 * @bus: the bus to assign
518 * @codec_addr: the codec address
519 * @codecp: the pointer to store the generated codec
520 *
521 * Returns 0 if successful, or a negative error code.
522 */
756e2b01
TI		 523int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
524 struct hda_codec **codecp)
1da177e4
LT		 525{
526 struct hda_codec *codec;
527 char component[13];
528 int err;
529
530 snd_assert(bus, return -EINVAL);
531 snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
532
533 if (bus->caddr_tbl[codec_addr]) {
0ba21762
TI		 534 snd_printk(KERN_ERR "hda_codec: "
535 "address 0x%x is already occupied\n", codec_addr);
1da177e4
LT		 536 return -EBUSY;
537 }
538
e560d8d8 539 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
1da177e4
LT		 540 if (codec == NULL) {
541 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
542 return -ENOMEM;
543 }
544
545 codec->bus = bus;
546 codec->addr = codec_addr;
62932df8 547 mutex_init(&codec->spdif_mutex);
1da177e4
LT		 548 init_amp_hash(codec);
549
550 list_add_tail(&codec->list, &bus->codec_list);
551 bus->caddr_tbl[codec_addr] = codec;
552
0ba21762
TI		 553 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
554 AC_PAR_VENDOR_ID);
111d3af5
TI		 555 if (codec->vendor_id == -1)
556 /* read again, hopefully the access method was corrected
557 * in the last read...
558 */
559 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
560 AC_PAR_VENDOR_ID);
0ba21762
TI		 561 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
562 AC_PAR_SUBSYSTEM_ID);
563 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
564 AC_PAR_REV_ID);
1da177e4 565
673b683a 566 setup_fg_nodes(codec);
0ba21762 567 if (!codec->afg && !codec->mfg) {
673b683a 568 snd_printdd("hda_codec: no AFG or MFG node found\n");
1da177e4
LT		 569 snd_hda_codec_free(codec);
570 return -ENODEV;
571 }
572
54d17403
TI		 573 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
574 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
575 snd_hda_codec_free(codec);
576 return -ENOMEM;
577 }
578
0ba21762 579 if (!codec->subsystem_id) {
86284e45 580 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
0ba21762
TI		 581 codec->subsystem_id =
582 snd_hda_codec_read(codec, nid, 0,
583 AC_VERB_GET_SUBSYSTEM_ID, 0);
86284e45
TI		 584 }
585
d5ad630b 586 codec->preset = find_codec_preset(codec);
43ea1d47
TI		 587 /* audio codec should override the mixer name */
588 if (codec->afg || !*bus->card->mixername)
1da177e4
LT		 589 snd_hda_get_codec_name(codec, bus->card->mixername,
590 sizeof(bus->card->mixername));
591
82467611
TI		 592#ifdef CONFIG_SND_HDA_GENERIC
593 if (is_generic_config(codec)) {
1da177e4 594 err = snd_hda_parse_generic_codec(codec);
82467611
TI		 595 goto patched;
596 }
597#endif
598 if (codec->preset && codec->preset->patch) {
599 err = codec->preset->patch(codec);
600 goto patched;
601 }
602
603 /* call the default parser */
604#ifdef CONFIG_SND_HDA_GENERIC
605 err = snd_hda_parse_generic_codec(codec);
606#else
607 printk(KERN_ERR "hda-codec: No codec parser is available\n");
608 err = -ENODEV;
609#endif
610
611 patched:
1da177e4
LT		 612 if (err < 0) {
613 snd_hda_codec_free(codec);
614 return err;
615 }
616
9f146bb6
TI		 617 if (codec->patch_ops.unsol_event)
618 init_unsol_queue(bus);
619
1da177e4 620 snd_hda_codec_proc_new(codec);
2807314d
TI		 621#ifdef CONFIG_SND_HDA_HWDEP
622 snd_hda_create_hwdep(codec);
623#endif
1da177e4
LT		 624
625 sprintf(component, "HDA:%08x", codec->vendor_id);
626 snd_component_add(codec->bus->card, component);
627
628 if (codecp)
629 *codecp = codec;
630 return 0;
631}
632
633/**
634 * snd_hda_codec_setup_stream - set up the codec for streaming
635 * @codec: the CODEC to set up
636 * @nid: the NID to set up
637 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
638 * @channel_id: channel id to pass, zero based.
639 * @format: stream format.
640 */
0ba21762
TI		 641void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
642 u32 stream_tag,
1da177e4
LT		 643 int channel_id, int format)
644{
0ba21762 645 if (!nid)
d21b37ea
TI		 646 return;
647
0ba21762
TI		 648 snd_printdd("hda_codec_setup_stream: "
649 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
1da177e4
LT		 650 nid, stream_tag, channel_id, format);
651 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
652 (stream_tag << 4) | channel_id);
653 msleep(1);
654 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
655}
656
1da177e4
LT		 657/*
658 * amp access functions
659 */
660
4a19faee
TI		 661/* FIXME: more better hash key? */
662#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
1da177e4 663#define INFO_AMP_CAPS (1<<0)
4a19faee 664#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
1da177e4
LT		 665
666/* initialize the hash table */
756e2b01 667static void __devinit init_amp_hash(struct hda_codec *codec)
1da177e4
LT		 668{
669 memset(codec->amp_hash, 0xff, sizeof(codec->amp_hash));
670 codec->num_amp_entries = 0;
d031166f
TI		 671 codec->amp_info_size = 0;
672 codec->amp_info = NULL;
1da177e4
LT		 673}
674
675/* query the hash. allocate an entry if not found. */
676static struct hda_amp_info *get_alloc_amp_hash(struct hda_codec *codec, u32 key)
677{
678 u16 idx = key % (u16)ARRAY_SIZE(codec->amp_hash);
679 u16 cur = codec->amp_hash[idx];
680 struct hda_amp_info *info;
681
682 while (cur != 0xffff) {
683 info = &codec->amp_info[cur];
684 if (info->key == key)
685 return info;
686 cur = info->next;
687 }
688
689 /* add a new hash entry */
d031166f
TI		 690 if (codec->num_amp_entries >= codec->amp_info_size) {
691 /* reallocate the array */
692 int new_size = codec->amp_info_size + 64;
0ba21762
TI		 693 struct hda_amp_info *new_info;
694 new_info = kcalloc(new_size, sizeof(struct hda_amp_info),
695 GFP_KERNEL);
696 if (!new_info) {
697 snd_printk(KERN_ERR "hda_codec: "
698 "can't malloc amp_info\n");
d031166f
TI		 699 return NULL;
700 }
701 if (codec->amp_info) {
702 memcpy(new_info, codec->amp_info,
0ba21762
TI		 703 codec->amp_info_size *
704 sizeof(struct hda_amp_info));
d031166f
TI		 705 kfree(codec->amp_info);
706 }
707 codec->amp_info_size = new_size;
708 codec->amp_info = new_info;
1da177e4
LT		 709 }
710 cur = codec->num_amp_entries++;
711 info = &codec->amp_info[cur];
712 info->key = key;
713 info->status = 0; /* not initialized yet */
714 info->next = codec->amp_hash[idx];
715 codec->amp_hash[idx] = cur;
716
717 return info;
718}
719
720/*
721 * query AMP capabilities for the given widget and direction
722 */
723static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
724{
0ba21762 725 struct hda_amp_info *info;
1da177e4 726
0ba21762
TI		 727 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
728 if (!info)
1da177e4 729 return 0;
0ba21762
TI		 730 if (!(info->status & INFO_AMP_CAPS)) {
731 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
1da177e4 732 nid = codec->afg;
0ba21762
TI		 733 info->amp_caps = snd_hda_param_read(codec, nid,
734 direction == HDA_OUTPUT ?
735 AC_PAR_AMP_OUT_CAP :
736 AC_PAR_AMP_IN_CAP);
b75e53f0
TI		 737 if (info->amp_caps)
738 info->status |= INFO_AMP_CAPS;
1da177e4
LT		 739 }
740 return info->amp_caps;
741}
742
897cc188
TI		 743int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
744 unsigned int caps)
745{
746 struct hda_amp_info *info;
747
748 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
749 if (!info)
750 return -EINVAL;
751 info->amp_caps = caps;
752 info->status |= INFO_AMP_CAPS;
753 return 0;
754}
755
1da177e4
LT		 756/*
757 * read the current volume to info
4a19faee 758 * if the cache exists, read the cache value.
1da177e4 759 */
0ba21762
TI		 760static unsigned int get_vol_mute(struct hda_codec *codec,
761 struct hda_amp_info *info, hda_nid_t nid,
762 int ch, int direction, int index)
1da177e4
LT		 763{
764 u32 val, parm;
765
4a19faee
TI		 766 if (info->status & INFO_AMP_VOL(ch))
767 return info->vol[ch];
1da177e4
LT		 768
769 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
770 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
771 parm |= index;
0ba21762
TI		 772 val = snd_hda_codec_read(codec, nid, 0,
773 AC_VERB_GET_AMP_GAIN_MUTE, parm);
1da177e4 774 info->vol[ch] = val & 0xff;
4a19faee
TI		 775 info->status |= INFO_AMP_VOL(ch);
776 return info->vol[ch];
1da177e4
LT		 777}
778
779/*
4a19faee 780 * write the current volume in info to the h/w and update the cache
1da177e4 781 */
4a19faee 782static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
0ba21762
TI		 783 hda_nid_t nid, int ch, int direction, int index,
784 int val)
1da177e4
LT		 785{
786 u32 parm;
787
788 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
789 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
790 parm |= index << AC_AMP_SET_INDEX_SHIFT;
791 parm |= val;
792 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
4a19faee 793 info->vol[ch] = val;
1da177e4
LT		 794}
795
796/*
4a19faee 797 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
1da177e4 798 */
834be88d
TI		 799int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
800 int direction, int index)
1da177e4 801{
0ba21762
TI		 802 struct hda_amp_info *info;
803 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
804 if (!info)
1da177e4 805 return 0;
4a19faee 806 return get_vol_mute(codec, info, nid, ch, direction, index);
1da177e4
LT		 807}
808
4a19faee
TI		 809/*
810 * update the AMP value, mask = bit mask to set, val = the value
811 */
834be88d
TI		 812int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
813 int direction, int idx, int mask, int val)
1da177e4 814{
0ba21762 815 struct hda_amp_info *info;
4a19faee 816
0ba21762
TI		 817 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
818 if (!info)
1da177e4 819 return 0;
4a19faee
TI		 820 val &= mask;
821 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
0ba21762 822 if (info->vol[ch] == val && !codec->in_resume)
1da177e4 823 return 0;
4a19faee 824 put_vol_mute(codec, info, nid, ch, direction, idx, val);
1da177e4
LT		 825 return 1;
826}
827
828
829/*
830 * AMP control callbacks
831 */
832/* retrieve parameters from private_value */
833#define get_amp_nid(kc) ((kc)->private_value & 0xffff)
834#define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
835#define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
836#define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
837
838/* volume */
0ba21762
TI		 839int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
840 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 841{
842 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
843 u16 nid = get_amp_nid(kcontrol);
844 u8 chs = get_amp_channels(kcontrol);
845 int dir = get_amp_direction(kcontrol);
846 u32 caps;
847
848 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 849 /* num steps */
850 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
851 if (!caps) {
852 printk(KERN_WARNING "hda_codec: "
853 "num_steps = 0 for NID=0x%x\n", nid);
1da177e4
LT		 854 return -EINVAL;
855 }
856 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
857 uinfo->count = chs == 3 ? 2 : 1;
858 uinfo->value.integer.min = 0;
859 uinfo->value.integer.max = caps;
860 return 0;
861}
862
0ba21762
TI		 863int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
864 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 865{
866 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
867 hda_nid_t nid = get_amp_nid(kcontrol);
868 int chs = get_amp_channels(kcontrol);
869 int dir = get_amp_direction(kcontrol);
870 int idx = get_amp_index(kcontrol);
871 long *valp = ucontrol->value.integer.value;
872
873 if (chs & 1)
874 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx) & 0x7f;
875 if (chs & 2)
876 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx) & 0x7f;
877 return 0;
878}
879
0ba21762
TI		 880int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
881 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 882{
883 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
884 hda_nid_t nid = get_amp_nid(kcontrol);
885 int chs = get_amp_channels(kcontrol);
886 int dir = get_amp_direction(kcontrol);
887 int idx = get_amp_index(kcontrol);
1da177e4
LT		 888 long *valp = ucontrol->value.integer.value;
889 int change = 0;
890
b9f5a89c 891 if (chs & 1) {
4a19faee
TI		 892 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
893 0x7f, *valp);
b9f5a89c
NG		 894 valp++;
895 }
4a19faee
TI		 896 if (chs & 2)
897 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
b9f5a89c 898 0x7f, *valp);
1da177e4
LT		 899 return change;
900}
901
302e9c5a
JK		 902int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
903 unsigned int size, unsigned int __user *_tlv)
904{
905 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
906 hda_nid_t nid = get_amp_nid(kcontrol);
907 int dir = get_amp_direction(kcontrol);
908 u32 caps, val1, val2;
909
910 if (size < 4 * sizeof(unsigned int))
911 return -ENOMEM;
912 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 913 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
914 val2 = (val2 + 1) * 25;
302e9c5a
JK		 915 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
916 val1 = ((int)val1) * ((int)val2);
302e9c5a
JK		 917 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
918 return -EFAULT;
919 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
920 return -EFAULT;
921 if (put_user(val1, _tlv + 2))
922 return -EFAULT;
923 if (put_user(val2, _tlv + 3))
924 return -EFAULT;
925 return 0;
926}
927
1da177e4 928/* switch */
0ba21762
TI		 929int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
930 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 931{
932 int chs = get_amp_channels(kcontrol);
933
934 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
935 uinfo->count = chs == 3 ? 2 : 1;
936 uinfo->value.integer.min = 0;
937 uinfo->value.integer.max = 1;
938 return 0;
939}
940
0ba21762
TI		 941int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
942 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 943{
944 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
945 hda_nid_t nid = get_amp_nid(kcontrol);
946 int chs = get_amp_channels(kcontrol);
947 int dir = get_amp_direction(kcontrol);
948 int idx = get_amp_index(kcontrol);
949 long *valp = ucontrol->value.integer.value;
950
951 if (chs & 1)
0ba21762
TI		 952 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
953 0x80) ? 0 : 1;
1da177e4 954 if (chs & 2)
0ba21762
TI		 955 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
956 0x80) ? 0 : 1;
1da177e4
LT		 957 return 0;
958}
959
0ba21762
TI		 960int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
961 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 962{
963 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
964 hda_nid_t nid = get_amp_nid(kcontrol);
965 int chs = get_amp_channels(kcontrol);
966 int dir = get_amp_direction(kcontrol);
967 int idx = get_amp_index(kcontrol);
1da177e4
LT		 968 long *valp = ucontrol->value.integer.value;
969 int change = 0;
970
b9f5a89c 971 if (chs & 1) {
4a19faee
TI		 972 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
973 0x80, *valp ? 0 : 0x80);
b9f5a89c
NG		 974 valp++;
975 }
4a19faee
TI		 976 if (chs & 2)
977 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
b9f5a89c
NG		 978 0x80, *valp ? 0 : 0x80);
979
1da177e4
LT		 980 return change;
981}
982
985be54b
TI		 983/*
984 * bound volume controls
985 *
986 * bind multiple volumes (# indices, from 0)
987 */
988
989#define AMP_VAL_IDX_SHIFT 19
990#define AMP_VAL_IDX_MASK (0x0f<<19)
991
0ba21762
TI		 992int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
993 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 994{
995 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
996 unsigned long pval;
997 int err;
998
62932df8 999 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1000 pval = kcontrol->private_value;
1001 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1002 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1003 kcontrol->private_value = pval;
62932df8 1004 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1005 return err;
1006}
1007
0ba21762
TI		 1008int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1009 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1010{
1011 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1012 unsigned long pval;
1013 int i, indices, err = 0, change = 0;
1014
62932df8 1015 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1016 pval = kcontrol->private_value;
1017 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1018 for (i = 0; i < indices; i++) {
0ba21762
TI		 1019 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1020 (i << AMP_VAL_IDX_SHIFT);
985be54b
TI		 1021 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1022 if (err < 0)
1023 break;
1024 change |= err;
1025 }
1026 kcontrol->private_value = pval;
62932df8 1027 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1028 return err < 0 ? err : change;
1029}
1030
532d5381
TI		 1031/*
1032 * generic bound volume/swtich controls
1033 */
1034int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1035 struct snd_ctl_elem_info *uinfo)
1036{
1037 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1038 struct hda_bind_ctls *c;
1039 int err;
1040
1041 c = (struct hda_bind_ctls *)kcontrol->private_value;
1042 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1043 kcontrol->private_value = *c->values;
1044 err = c->ops->info(kcontrol, uinfo);
1045 kcontrol->private_value = (long)c;
1046 mutex_unlock(&codec->spdif_mutex);
1047 return err;
1048}
1049
1050int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1051 struct snd_ctl_elem_value *ucontrol)
1052{
1053 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1054 struct hda_bind_ctls *c;
1055 int err;
1056
1057 c = (struct hda_bind_ctls *)kcontrol->private_value;
1058 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1059 kcontrol->private_value = *c->values;
1060 err = c->ops->get(kcontrol, ucontrol);
1061 kcontrol->private_value = (long)c;
1062 mutex_unlock(&codec->spdif_mutex);
1063 return err;
1064}
1065
1066int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1067 struct snd_ctl_elem_value *ucontrol)
1068{
1069 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1070 struct hda_bind_ctls *c;
1071 unsigned long *vals;
1072 int err = 0, change = 0;
1073
1074 c = (struct hda_bind_ctls *)kcontrol->private_value;
1075 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1076 for (vals = c->values; *vals; vals++) {
1077 kcontrol->private_value = *vals;
1078 err = c->ops->put(kcontrol, ucontrol);
1079 if (err < 0)
1080 break;
1081 change |= err;
1082 }
1083 kcontrol->private_value = (long)c;
1084 mutex_unlock(&codec->spdif_mutex);
1085 return err < 0 ? err : change;
1086}
1087
1088int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1089 unsigned int size, unsigned int __user *tlv)
1090{
1091 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1092 struct hda_bind_ctls *c;
1093 int err;
1094
1095 c = (struct hda_bind_ctls *)kcontrol->private_value;
1096 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
1097 kcontrol->private_value = *c->values;
1098 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1099 kcontrol->private_value = (long)c;
1100 mutex_unlock(&codec->spdif_mutex);
1101 return err;
1102}
1103
1104struct hda_ctl_ops snd_hda_bind_vol = {
1105 .info = snd_hda_mixer_amp_volume_info,
1106 .get = snd_hda_mixer_amp_volume_get,
1107 .put = snd_hda_mixer_amp_volume_put,
1108 .tlv = snd_hda_mixer_amp_tlv
1109};
1110
1111struct hda_ctl_ops snd_hda_bind_sw = {
1112 .info = snd_hda_mixer_amp_switch_info,
1113 .get = snd_hda_mixer_amp_switch_get,
1114 .put = snd_hda_mixer_amp_switch_put,
1115 .tlv = snd_hda_mixer_amp_tlv
1116};
1117
1da177e4
LT		 1118/*
1119 * SPDIF out controls
1120 */
1121
0ba21762
TI		 1122static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1123 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1124{
1125 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1126 uinfo->count = 1;
1127 return 0;
1128}
1129
0ba21762
TI		 1130static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1131 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1132{
1133 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1134 IEC958_AES0_NONAUDIO |
1135 IEC958_AES0_CON_EMPHASIS_5015 |
1136 IEC958_AES0_CON_NOT_COPYRIGHT;
1137 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1138 IEC958_AES1_CON_ORIGINAL;
1139 return 0;
1140}
1141
0ba21762
TI		 1142static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1143 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1144{
1145 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1146 IEC958_AES0_NONAUDIO |
1147 IEC958_AES0_PRO_EMPHASIS_5015;
1148 return 0;
1149}
1150
0ba21762
TI		 1151static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1152 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1153{
1154 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1155
1156 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1157 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1158 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1159 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1160
1161 return 0;
1162}
1163
1164/* convert from SPDIF status bits to HDA SPDIF bits
1165 * bit 0 (DigEn) is always set zero (to be filled later)
1166 */
1167static unsigned short convert_from_spdif_status(unsigned int sbits)
1168{
1169 unsigned short val = 0;
1170
1171 if (sbits & IEC958_AES0_PROFESSIONAL)
0ba21762 1172 val |= AC_DIG1_PROFESSIONAL;
1da177e4 1173 if (sbits & IEC958_AES0_NONAUDIO)
0ba21762 1174 val |= AC_DIG1_NONAUDIO;
1da177e4 1175 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762
TI		 1176 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1177 IEC958_AES0_PRO_EMPHASIS_5015)
1178 val |= AC_DIG1_EMPHASIS;
1da177e4 1179 } else {
0ba21762
TI		 1180 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1181 IEC958_AES0_CON_EMPHASIS_5015)
1182 val |= AC_DIG1_EMPHASIS;
1183 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1184 val |= AC_DIG1_COPYRIGHT;
1da177e4 1185 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
0ba21762 1186 val |= AC_DIG1_LEVEL;
1da177e4
LT		 1187 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1188 }
1189 return val;
1190}
1191
1192/* convert to SPDIF status bits from HDA SPDIF bits
1193 */
1194static unsigned int convert_to_spdif_status(unsigned short val)
1195{
1196 unsigned int sbits = 0;
1197
0ba21762 1198 if (val & AC_DIG1_NONAUDIO)
1da177e4 1199 sbits |= IEC958_AES0_NONAUDIO;
0ba21762 1200 if (val & AC_DIG1_PROFESSIONAL)
1da177e4
LT		 1201 sbits |= IEC958_AES0_PROFESSIONAL;
1202 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762 1203 if (sbits & AC_DIG1_EMPHASIS)
1da177e4
LT		 1204 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1205 } else {
0ba21762 1206 if (val & AC_DIG1_EMPHASIS)
1da177e4 1207 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
0ba21762 1208 if (!(val & AC_DIG1_COPYRIGHT))
1da177e4 1209 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
0ba21762 1210 if (val & AC_DIG1_LEVEL)
1da177e4
LT		 1211 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1212 sbits |= val & (0x7f << 8);
1213 }
1214 return sbits;
1215}
1216
0ba21762
TI		 1217static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1218 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1219{
1220 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1221 hda_nid_t nid = kcontrol->private_value;
1222 unsigned short val;
1223 int change;
1224
62932df8 1225 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 1226 codec->spdif_status = ucontrol->value.iec958.status[0] |
1227 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1228 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1229 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1230 val = convert_from_spdif_status(codec->spdif_status);
1231 val |= codec->spdif_ctls & 1;
1232 change = codec->spdif_ctls != val;
1233 codec->spdif_ctls = val;
1234
1235 if (change || codec->in_resume) {
0ba21762
TI		 1236 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
1237 val & 0xff);
1238 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_2,
1239 val >> 8);
1da177e4
LT		 1240 }
1241
62932df8 1242 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1243 return change;
1244}
1245
a5ce8890 1246#define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1da177e4 1247
0ba21762
TI		 1248static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1249 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1250{
1251 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1252
0ba21762 1253 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1da177e4
LT		 1254 return 0;
1255}
1256
0ba21762
TI		 1257static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1258 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1259{
1260 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1261 hda_nid_t nid = kcontrol->private_value;
1262 unsigned short val;
1263 int change;
1264
62932df8 1265 mutex_lock(&codec->spdif_mutex);
0ba21762 1266 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1da177e4 1267 if (ucontrol->value.integer.value[0])
0ba21762 1268 val |= AC_DIG1_ENABLE;
1da177e4
LT		 1269 change = codec->spdif_ctls != val;
1270 if (change || codec->in_resume) {
1271 codec->spdif_ctls = val;
6b97eb45
TI		 1272 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
1273 val & 0xff);
0ba21762
TI		 1274 /* unmute amp switch (if any) */
1275 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
1276 (val & AC_DIG1_ENABLE))
6b97eb45
TI		 1277 snd_hda_codec_write(codec, nid, 0,
1278 AC_VERB_SET_AMP_GAIN_MUTE,
1279 AC_AMP_SET_RIGHT | AC_AMP_SET_LEFT |
0ba21762 1280 AC_AMP_SET_OUTPUT);
1da177e4 1281 }
62932df8 1282 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1283 return change;
1284}
1285
c8b6bf9b 1286static struct snd_kcontrol_new dig_mixes[] = {
1da177e4
LT		 1287 {
1288 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1289 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1290 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1291 .info = snd_hda_spdif_mask_info,
1292 .get = snd_hda_spdif_cmask_get,
1293 },
1294 {
1295 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1296 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1297 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1298 .info = snd_hda_spdif_mask_info,
1299 .get = snd_hda_spdif_pmask_get,
1300 },
1301 {
1302 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1303 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1304 .info = snd_hda_spdif_mask_info,
1305 .get = snd_hda_spdif_default_get,
1306 .put = snd_hda_spdif_default_put,
1307 },
1308 {
1309 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1310 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1311 .info = snd_hda_spdif_out_switch_info,
1312 .get = snd_hda_spdif_out_switch_get,
1313 .put = snd_hda_spdif_out_switch_put,
1314 },
1315 { } /* end */
1316};
1317
1318/**
1319 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1320 * @codec: the HDA codec
1321 * @nid: audio out widget NID
1322 *
1323 * Creates controls related with the SPDIF output.
1324 * Called from each patch supporting the SPDIF out.
1325 *
1326 * Returns 0 if successful, or a negative error code.
1327 */
756e2b01
TI		 1328int __devinit snd_hda_create_spdif_out_ctls(struct hda_codec *codec,
1329 hda_nid_t nid)
1da177e4
LT		 1330{
1331 int err;
c8b6bf9b
TI		 1332 struct snd_kcontrol *kctl;
1333 struct snd_kcontrol_new *dig_mix;
1da177e4
LT		 1334
1335 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1336 kctl = snd_ctl_new1(dig_mix, codec);
1337 kctl->private_value = nid;
0ba21762
TI		 1338 err = snd_ctl_add(codec->bus->card, kctl);
1339 if (err < 0)
1da177e4
LT		 1340 return err;
1341 }
0ba21762
TI		 1342 codec->spdif_ctls =
1343 snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT, 0);
1da177e4
LT		 1344 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1345 return 0;
1346}
1347
1348/*
1349 * SPDIF input
1350 */
1351
1352#define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1353
0ba21762
TI		 1354static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1355 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1356{
1357 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1358
1359 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1360 return 0;
1361}
1362
0ba21762
TI		 1363static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1364 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1365{
1366 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1367 hda_nid_t nid = kcontrol->private_value;
1368 unsigned int val = !!ucontrol->value.integer.value[0];
1369 int change;
1370
62932df8 1371 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 1372 change = codec->spdif_in_enable != val;
1373 if (change || codec->in_resume) {
1374 codec->spdif_in_enable = val;
0ba21762
TI		 1375 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
1376 val);
1da177e4 1377 }
62932df8 1378 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1379 return change;
1380}
1381
0ba21762
TI		 1382static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1383 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1384{
1385 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1386 hda_nid_t nid = kcontrol->private_value;
1387 unsigned short val;
1388 unsigned int sbits;
1389
1390 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT, 0);
1391 sbits = convert_to_spdif_status(val);
1392 ucontrol->value.iec958.status[0] = sbits;
1393 ucontrol->value.iec958.status[1] = sbits >> 8;
1394 ucontrol->value.iec958.status[2] = sbits >> 16;
1395 ucontrol->value.iec958.status[3] = sbits >> 24;
1396 return 0;
1397}
1398
c8b6bf9b 1399static struct snd_kcontrol_new dig_in_ctls[] = {
1da177e4
LT		 1400 {
1401 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1402 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1403 .info = snd_hda_spdif_in_switch_info,
1404 .get = snd_hda_spdif_in_switch_get,
1405 .put = snd_hda_spdif_in_switch_put,
1406 },
1407 {
1408 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1409 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1410 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1411 .info = snd_hda_spdif_mask_info,
1412 .get = snd_hda_spdif_in_status_get,
1413 },
1414 { } /* end */
1415};
1416
1417/**
1418 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1419 * @codec: the HDA codec
1420 * @nid: audio in widget NID
1421 *
1422 * Creates controls related with the SPDIF input.
1423 * Called from each patch supporting the SPDIF in.
1424 *
1425 * Returns 0 if successful, or a negative error code.
1426 */
756e2b01
TI		 1427int __devinit snd_hda_create_spdif_in_ctls(struct hda_codec *codec,
1428 hda_nid_t nid)
1da177e4
LT		 1429{
1430 int err;
c8b6bf9b
TI		 1431 struct snd_kcontrol *kctl;
1432 struct snd_kcontrol_new *dig_mix;
1da177e4
LT		 1433
1434 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1435 kctl = snd_ctl_new1(dig_mix, codec);
1436 kctl->private_value = nid;
0ba21762
TI		 1437 err = snd_ctl_add(codec->bus->card, kctl);
1438 if (err < 0)
1da177e4
LT		 1439 return err;
1440 }
0ba21762
TI		 1441 codec->spdif_in_enable =
1442 snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT, 0) &
1443 AC_DIG1_ENABLE;
1da177e4
LT		 1444 return 0;
1445}
1446
1447
54d17403
TI		 1448/*
1449 * set power state of the codec
1450 */
1451static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
1452 unsigned int power_state)
1453{
1454 hda_nid_t nid, nid_start;
1455 int nodes;
1456
1457 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
1458 power_state);
1459
1460 nodes = snd_hda_get_sub_nodes(codec, fg, &nid_start);
1461 for (nid = nid_start; nid < nodes + nid_start; nid++) {
1462 if (get_wcaps(codec, nid) & AC_WCAP_POWER)
1463 snd_hda_codec_write(codec, nid, 0,
1464 AC_VERB_SET_POWER_STATE,
1465 power_state);
1466 }
1467
1468 if (power_state == AC_PWRST_D0)
1469 msleep(10);
1470}
1471
1472
1da177e4
LT		 1473/**
1474 * snd_hda_build_controls - build mixer controls
1475 * @bus: the BUS
1476 *
1477 * Creates mixer controls for each codec included in the bus.
1478 *
1479 * Returns 0 if successful, otherwise a negative error code.
1480 */
756e2b01 1481int __devinit snd_hda_build_controls(struct hda_bus *bus)
1da177e4 1482{
0ba21762 1483 struct hda_codec *codec;
1da177e4
LT		 1484
1485 /* build controls */
0ba21762 1486 list_for_each_entry(codec, &bus->codec_list, list) {
1da177e4 1487 int err;
0ba21762 1488 if (!codec->patch_ops.build_controls)
1da177e4
LT		 1489 continue;
1490 err = codec->patch_ops.build_controls(codec);
1491 if (err < 0)
1492 return err;
1493 }
1494
1495 /* initialize */
0ba21762 1496 list_for_each_entry(codec, &bus->codec_list, list) {
1da177e4 1497 int err;
54d17403
TI		 1498 hda_set_power_state(codec,
1499 codec->afg ? codec->afg : codec->mfg,
1500 AC_PWRST_D0);
0ba21762 1501 if (!codec->patch_ops.init)
1da177e4
LT		 1502 continue;
1503 err = codec->patch_ops.init(codec);
1504 if (err < 0)
1505 return err;
1506 }
1507 return 0;
1508}
1509
1da177e4
LT		 1510/*
1511 * stream formats
1512 */
befdf316
TI		 1513struct hda_rate_tbl {
1514 unsigned int hz;
1515 unsigned int alsa_bits;
1516 unsigned int hda_fmt;
1517};
1518
1519static struct hda_rate_tbl rate_bits[] = {
1da177e4 1520 /* rate in Hz, ALSA rate bitmask, HDA format value */
9d8f53f2
NG		 1521
1522 /* autodetected value used in snd_hda_query_supported_pcm */
1da177e4
LT		 1523 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
1524 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
1525 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
1526 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
1527 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
1528 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
1529 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
1530 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
1531 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
1532 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
1533 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
a961f9fe
TI		 1534#define AC_PAR_PCM_RATE_BITS 11
1535 /* up to bits 10, 384kHZ isn't supported properly */
1536
1537 /* not autodetected value */
1538 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
9d8f53f2 1539
befdf316 1540 { 0 } /* terminator */
1da177e4
LT		 1541};
1542
1543/**
1544 * snd_hda_calc_stream_format - calculate format bitset
1545 * @rate: the sample rate
1546 * @channels: the number of channels
1547 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1548 * @maxbps: the max. bps
1549 *
1550 * Calculate the format bitset from the given rate, channels and th PCM format.
1551 *
1552 * Return zero if invalid.
1553 */
1554unsigned int snd_hda_calc_stream_format(unsigned int rate,
1555 unsigned int channels,
1556 unsigned int format,
1557 unsigned int maxbps)
1558{
1559 int i;
1560 unsigned int val = 0;
1561
befdf316
TI		 1562 for (i = 0; rate_bits[i].hz; i++)
1563 if (rate_bits[i].hz == rate) {
1564 val = rate_bits[i].hda_fmt;
1da177e4
LT		 1565 break;
1566 }
0ba21762 1567 if (!rate_bits[i].hz) {
1da177e4
LT		 1568 snd_printdd("invalid rate %d\n", rate);
1569 return 0;
1570 }
1571
1572 if (channels == 0 || channels > 8) {
1573 snd_printdd("invalid channels %d\n", channels);
1574 return 0;
1575 }
1576 val |= channels - 1;
1577
1578 switch (snd_pcm_format_width(format)) {
1579 case 8: val |= 0x00; break;
1580 case 16: val |= 0x10; break;
1581 case 20:
1582 case 24:
1583 case 32:
1584 if (maxbps >= 32)
1585 val |= 0x40;
1586 else if (maxbps >= 24)
1587 val |= 0x30;
1588 else
1589 val |= 0x20;
1590 break;
1591 default:
0ba21762
TI		 1592 snd_printdd("invalid format width %d\n",
1593 snd_pcm_format_width(format));
1da177e4
LT		 1594 return 0;
1595 }
1596
1597 return val;
1598}
1599
1600/**
1601 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1602 * @codec: the HDA codec
1603 * @nid: NID to query
1604 * @ratesp: the pointer to store the detected rate bitflags
1605 * @formatsp: the pointer to store the detected formats
1606 * @bpsp: the pointer to store the detected format widths
1607 *
1608 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1609 * or @bsps argument is ignored.
1610 *
1611 * Returns 0 if successful, otherwise a negative error code.
1612 */
1613int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
1614 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
1615{
1616 int i;
1617 unsigned int val, streams;
1618
1619 val = 0;
1620 if (nid != codec->afg &&
54d17403 1621 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 1622 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
1623 if (val == -1)
1624 return -EIO;
1625 }
0ba21762 1626 if (!val)
1da177e4
LT		 1627 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
1628
1629 if (ratesp) {
1630 u32 rates = 0;
a961f9fe 1631 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
1da177e4 1632 if (val & (1 << i))
befdf316 1633 rates |= rate_bits[i].alsa_bits;
1da177e4
LT		 1634 }
1635 *ratesp = rates;
1636 }
1637
1638 if (formatsp || bpsp) {
1639 u64 formats = 0;
1640 unsigned int bps;
1641 unsigned int wcaps;
1642
54d17403 1643 wcaps = get_wcaps(codec, nid);
1da177e4
LT		 1644 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
1645 if (streams == -1)
1646 return -EIO;
0ba21762
TI		 1647 if (!streams) {
1648 streams = snd_hda_param_read(codec, codec->afg,
1649 AC_PAR_STREAM);
1da177e4
LT		 1650 if (streams == -1)
1651 return -EIO;
1652 }
1653
1654 bps = 0;
1655 if (streams & AC_SUPFMT_PCM) {
1656 if (val & AC_SUPPCM_BITS_8) {
1657 formats |= SNDRV_PCM_FMTBIT_U8;
1658 bps = 8;
1659 }
1660 if (val & AC_SUPPCM_BITS_16) {
1661 formats |= SNDRV_PCM_FMTBIT_S16_LE;
1662 bps = 16;
1663 }
1664 if (wcaps & AC_WCAP_DIGITAL) {
1665 if (val & AC_SUPPCM_BITS_32)
1666 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
1667 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
1668 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1669 if (val & AC_SUPPCM_BITS_24)
1670 bps = 24;
1671 else if (val & AC_SUPPCM_BITS_20)
1672 bps = 20;
0ba21762
TI		 1673 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
1674 AC_SUPPCM_BITS_32)) {
1da177e4
LT		 1675 formats |= SNDRV_PCM_FMTBIT_S32_LE;
1676 if (val & AC_SUPPCM_BITS_32)
1677 bps = 32;
1da177e4
LT		 1678 else if (val & AC_SUPPCM_BITS_24)
1679 bps = 24;
33ef7651
NG		 1680 else if (val & AC_SUPPCM_BITS_20)
1681 bps = 20;
1da177e4
LT		 1682 }
1683 }
0ba21762
TI		 1684 else if (streams == AC_SUPFMT_FLOAT32) {
1685 /* should be exclusive */
1da177e4
LT		 1686 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
1687 bps = 32;
0ba21762
TI		 1688 } else if (streams == AC_SUPFMT_AC3) {
1689 /* should be exclusive */
1da177e4
LT		 1690 /* temporary hack: we have still no proper support
1691 * for the direct AC3 stream...
1692 */
1693 formats |= SNDRV_PCM_FMTBIT_U8;
1694 bps = 8;
1695 }
1696 if (formatsp)
1697 *formatsp = formats;
1698 if (bpsp)
1699 *bpsp = bps;
1700 }
1701
1702 return 0;
1703}
1704
1705/**
0ba21762
TI		 1706 * snd_hda_is_supported_format - check whether the given node supports
1707 * the format val
1da177e4
LT		 1708 *
1709 * Returns 1 if supported, 0 if not.
1710 */
1711int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
1712 unsigned int format)
1713{
1714 int i;
1715 unsigned int val = 0, rate, stream;
1716
1717 if (nid != codec->afg &&
54d17403 1718 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 1719 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
1720 if (val == -1)
1721 return 0;
1722 }
0ba21762 1723 if (!val) {
1da177e4
LT		 1724 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
1725 if (val == -1)
1726 return 0;
1727 }
1728
1729 rate = format & 0xff00;
a961f9fe 1730 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
befdf316 1731 if (rate_bits[i].hda_fmt == rate) {
1da177e4
LT		 1732 if (val & (1 << i))
1733 break;
1734 return 0;
1735 }
a961f9fe 1736 if (i >= AC_PAR_PCM_RATE_BITS)
1da177e4
LT		 1737 return 0;
1738
1739 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
1740 if (stream == -1)
1741 return 0;
0ba21762 1742 if (!stream && nid != codec->afg)
1da177e4 1743 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
0ba21762 1744 if (!stream || stream == -1)
1da177e4
LT		 1745 return 0;
1746
1747 if (stream & AC_SUPFMT_PCM) {
1748 switch (format & 0xf0) {
1749 case 0x00:
0ba21762 1750 if (!(val & AC_SUPPCM_BITS_8))
1da177e4
LT		 1751 return 0;
1752 break;
1753 case 0x10:
0ba21762 1754 if (!(val & AC_SUPPCM_BITS_16))
1da177e4
LT		 1755 return 0;
1756 break;
1757 case 0x20:
0ba21762 1758 if (!(val & AC_SUPPCM_BITS_20))
1da177e4
LT		 1759 return 0;
1760 break;
1761 case 0x30:
0ba21762 1762 if (!(val & AC_SUPPCM_BITS_24))
1da177e4
LT		 1763 return 0;
1764 break;
1765 case 0x40:
0ba21762 1766 if (!(val & AC_SUPPCM_BITS_32))
1da177e4
LT		 1767 return 0;
1768 break;
1769 default:
1770 return 0;
1771 }
1772 } else {
1773 /* FIXME: check for float32 and AC3? */
1774 }
1775
1776 return 1;
1777}
1778
1779/*
1780 * PCM stuff
1781 */
1782static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
1783 struct hda_codec *codec,
c8b6bf9b 1784 struct snd_pcm_substream *substream)
1da177e4
LT		 1785{
1786 return 0;
1787}
1788
1789static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
1790 struct hda_codec *codec,
1791 unsigned int stream_tag,
1792 unsigned int format,
c8b6bf9b 1793 struct snd_pcm_substream *substream)
1da177e4
LT		 1794{
1795 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
1796 return 0;
1797}
1798
1799static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
1800 struct hda_codec *codec,
c8b6bf9b 1801 struct snd_pcm_substream *substream)
1da177e4
LT		 1802{
1803 snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0);
1804 return 0;
1805}
1806
0ba21762
TI		 1807static int __devinit set_pcm_default_values(struct hda_codec *codec,
1808 struct hda_pcm_stream *info)
1da177e4 1809{
0ba21762
TI		 1810 /* query support PCM information from the given NID */
1811 if (info->nid && (!info->rates || !info->formats)) {
1812 snd_hda_query_supported_pcm(codec, info->nid,
1813 info->rates ? NULL : &info->rates,
1814 info->formats ? NULL : &info->formats,
1815 info->maxbps ? NULL : &info->maxbps);
1da177e4
LT		 1816 }
1817 if (info->ops.open == NULL)
1818 info->ops.open = hda_pcm_default_open_close;
1819 if (info->ops.close == NULL)
1820 info->ops.close = hda_pcm_default_open_close;
1821 if (info->ops.prepare == NULL) {
1822 snd_assert(info->nid, return -EINVAL);
1823 info->ops.prepare = hda_pcm_default_prepare;
1824 }
1da177e4
LT		 1825 if (info->ops.cleanup == NULL) {
1826 snd_assert(info->nid, return -EINVAL);
1827 info->ops.cleanup = hda_pcm_default_cleanup;
1828 }
1829 return 0;
1830}
1831
1832/**
1833 * snd_hda_build_pcms - build PCM information
1834 * @bus: the BUS
1835 *
1836 * Create PCM information for each codec included in the bus.
1837 *
1838 * The build_pcms codec patch is requested to set up codec->num_pcms and
1839 * codec->pcm_info properly. The array is referred by the top-level driver
1840 * to create its PCM instances.
1841 * The allocated codec->pcm_info should be released in codec->patch_ops.free
1842 * callback.
1843 *
1844 * At least, substreams, channels_min and channels_max must be filled for
1845 * each stream. substreams = 0 indicates that the stream doesn't exist.
1846 * When rates and/or formats are zero, the supported values are queried
1847 * from the given nid. The nid is used also by the default ops.prepare
1848 * and ops.cleanup callbacks.
1849 *
1850 * The driver needs to call ops.open in its open callback. Similarly,
1851 * ops.close is supposed to be called in the close callback.
1852 * ops.prepare should be called in the prepare or hw_params callback
1853 * with the proper parameters for set up.
1854 * ops.cleanup should be called in hw_free for clean up of streams.
1855 *
1856 * This function returns 0 if successfull, or a negative error code.
1857 */
756e2b01 1858int __devinit snd_hda_build_pcms(struct hda_bus *bus)
1da177e4 1859{
0ba21762 1860 struct hda_codec *codec;
1da177e4 1861
0ba21762 1862 list_for_each_entry(codec, &bus->codec_list, list) {
1da177e4
LT		 1863 unsigned int pcm, s;
1864 int err;
0ba21762 1865 if (!codec->patch_ops.build_pcms)
1da177e4
LT		 1866 continue;
1867 err = codec->patch_ops.build_pcms(codec);
1868 if (err < 0)
1869 return err;
1870 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
1871 for (s = 0; s < 2; s++) {
1872 struct hda_pcm_stream *info;
1873 info = &codec->pcm_info[pcm].stream[s];
0ba21762 1874 if (!info->substreams)
1da177e4
LT		 1875 continue;
1876 err = set_pcm_default_values(codec, info);
1877 if (err < 0)
1878 return err;
1879 }
1880 }
1881 }
1882 return 0;
1883}
1884
1da177e4
LT		 1885/**
1886 * snd_hda_check_board_config - compare the current codec with the config table
1887 * @codec: the HDA codec
f5fcc13c
TI		 1888 * @num_configs: number of config enums
1889 * @models: array of model name strings
1da177e4
LT		 1890 * @tbl: configuration table, terminated by null entries
1891 *
1892 * Compares the modelname or PCI subsystem id of the current codec with the
1893 * given configuration table. If a matching entry is found, returns its
1894 * config value (supposed to be 0 or positive).
1895 *
1896 * If no entries are matching, the function returns a negative value.
1897 */
756e2b01
TI		 1898int __devinit snd_hda_check_board_config(struct hda_codec *codec,
1899 int num_configs, const char **models,
1900 const struct snd_pci_quirk *tbl)
1da177e4 1901{
f5fcc13c
TI		 1902 if (codec->bus->modelname && models) {
1903 int i;
1904 for (i = 0; i < num_configs; i++) {
1905 if (models[i] &&
1906 !strcmp(codec->bus->modelname, models[i])) {
1907 snd_printd(KERN_INFO "hda_codec: model '%s' is "
1908 "selected\n", models[i]);
1909 return i;
1da177e4
LT		 1910 }
1911 }
1912 }
1913
f5fcc13c
TI		 1914 if (!codec->bus->pci || !tbl)
1915 return -1;
1916
1917 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
1918 if (!tbl)
1919 return -1;
1920 if (tbl->value >= 0 && tbl->value < num_configs) {
1921#ifdef CONFIG_SND_DEBUG_DETECT
1922 char tmp[10];
1923 const char *model = NULL;
1924 if (models)
1925 model = models[tbl->value];
1926 if (!model) {
1927 sprintf(tmp, "#%d", tbl->value);
1928 model = tmp;
1da177e4 1929 }
f5fcc13c
TI		 1930 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
1931 "for config %x:%x (%s)\n",
1932 model, tbl->subvendor, tbl->subdevice,
1933 (tbl->name ? tbl->name : "Unknown device"));
1934#endif
1935 return tbl->value;
1da177e4
LT		 1936 }
1937 return -1;
1938}
1939
1940/**
1941 * snd_hda_add_new_ctls - create controls from the array
1942 * @codec: the HDA codec
c8b6bf9b 1943 * @knew: the array of struct snd_kcontrol_new
1da177e4
LT		 1944 *
1945 * This helper function creates and add new controls in the given array.
1946 * The array must be terminated with an empty entry as terminator.
1947 *
1948 * Returns 0 if successful, or a negative error code.
1949 */
756e2b01
TI		 1950int __devinit snd_hda_add_new_ctls(struct hda_codec *codec,
1951 struct snd_kcontrol_new *knew)
1da177e4
LT		 1952{
1953 int err;
1954
1955 for (; knew->name; knew++) {
54d17403
TI		 1956 struct snd_kcontrol *kctl;
1957 kctl = snd_ctl_new1(knew, codec);
0ba21762 1958 if (!kctl)
54d17403
TI		 1959 return -ENOMEM;
1960 err = snd_ctl_add(codec->bus->card, kctl);
1961 if (err < 0) {
0ba21762 1962 if (!codec->addr)
54d17403
TI		 1963 return err;
1964 kctl = snd_ctl_new1(knew, codec);
0ba21762 1965 if (!kctl)
54d17403
TI		 1966 return -ENOMEM;
1967 kctl->id.device = codec->addr;
0ba21762
TI		 1968 err = snd_ctl_add(codec->bus->card, kctl);
1969 if (err < 0)
54d17403
TI		 1970 return err;
1971 }
1da177e4
LT		 1972 }
1973 return 0;
1974}
1975
1976
c8b6bf9b 1977/*
d2a6d7dc
TI		 1978 * Channel mode helper
1979 */
0ba21762
TI		 1980int snd_hda_ch_mode_info(struct hda_codec *codec,
1981 struct snd_ctl_elem_info *uinfo,
1982 const struct hda_channel_mode *chmode,
1983 int num_chmodes)
d2a6d7dc
TI		 1984{
1985 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1986 uinfo->count = 1;
1987 uinfo->value.enumerated.items = num_chmodes;
1988 if (uinfo->value.enumerated.item >= num_chmodes)
1989 uinfo->value.enumerated.item = num_chmodes - 1;
1990 sprintf(uinfo->value.enumerated.name, "%dch",
1991 chmode[uinfo->value.enumerated.item].channels);
1992 return 0;
1993}
1994
0ba21762
TI		 1995int snd_hda_ch_mode_get(struct hda_codec *codec,
1996 struct snd_ctl_elem_value *ucontrol,
1997 const struct hda_channel_mode *chmode,
1998 int num_chmodes,
d2a6d7dc
TI		 1999 int max_channels)
2000{
2001 int i;
2002
2003 for (i = 0; i < num_chmodes; i++) {
2004 if (max_channels == chmode[i].channels) {
2005 ucontrol->value.enumerated.item[0] = i;
2006 break;
2007 }
2008 }
2009 return 0;
2010}
2011
0ba21762
TI		 2012int snd_hda_ch_mode_put(struct hda_codec *codec,
2013 struct snd_ctl_elem_value *ucontrol,
2014 const struct hda_channel_mode *chmode,
2015 int num_chmodes,
d2a6d7dc
TI		 2016 int *max_channelsp)
2017{
2018 unsigned int mode;
2019
2020 mode = ucontrol->value.enumerated.item[0];
2021 snd_assert(mode < num_chmodes, return -EINVAL);
0ba21762 2022 if (*max_channelsp == chmode[mode].channels && !codec->in_resume)
d2a6d7dc
TI		 2023 return 0;
2024 /* change the current channel setting */
2025 *max_channelsp = chmode[mode].channels;
2026 if (chmode[mode].sequence)
2027 snd_hda_sequence_write(codec, chmode[mode].sequence);
2028 return 1;
2029}
2030
1da177e4
LT		 2031/*
2032 * input MUX helper
2033 */
0ba21762
TI		 2034int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2035 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 2036{
2037 unsigned int index;
2038
2039 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2040 uinfo->count = 1;
2041 uinfo->value.enumerated.items = imux->num_items;
2042 index = uinfo->value.enumerated.item;
2043 if (index >= imux->num_items)
2044 index = imux->num_items - 1;
2045 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2046 return 0;
2047}
2048
0ba21762
TI		 2049int snd_hda_input_mux_put(struct hda_codec *codec,
2050 const struct hda_input_mux *imux,
2051 struct snd_ctl_elem_value *ucontrol,
2052 hda_nid_t nid,
1da177e4
LT		 2053 unsigned int *cur_val)
2054{
2055 unsigned int idx;
2056
2057 idx = ucontrol->value.enumerated.item[0];
2058 if (idx >= imux->num_items)
2059 idx = imux->num_items - 1;
0ba21762 2060 if (*cur_val == idx && !codec->in_resume)
1da177e4
LT		 2061 return 0;
2062 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2063 imux->items[idx].index);
2064 *cur_val = idx;
2065 return 1;
2066}
2067
2068
2069/*
2070 * Multi-channel / digital-out PCM helper functions
2071 */
2072
6b97eb45
TI		 2073/* setup SPDIF output stream */
2074static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2075 unsigned int stream_tag, unsigned int format)
2076{
2077 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2078 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2079 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2080 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
2081 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2082 /* turn on again (if needed) */
2083 if (codec->spdif_ctls & AC_DIG1_ENABLE)
2084 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
2085 codec->spdif_ctls & 0xff);
2086}
2087
1da177e4
LT		 2088/*
2089 * open the digital out in the exclusive mode
2090 */
0ba21762
TI		 2091int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2092 struct hda_multi_out *mout)
1da177e4 2093{
62932df8 2094 mutex_lock(&codec->spdif_mutex);
5930ca41
TI		 2095 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2096 /* already opened as analog dup; reset it once */
2097 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
1da177e4 2098 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
62932df8 2099 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2100 return 0;
2101}
2102
6b97eb45
TI		 2103int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2104 struct hda_multi_out *mout,
2105 unsigned int stream_tag,
2106 unsigned int format,
2107 struct snd_pcm_substream *substream)
2108{
2109 mutex_lock(&codec->spdif_mutex);
2110 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
2111 mutex_unlock(&codec->spdif_mutex);
2112 return 0;
2113}
2114
1da177e4
LT		 2115/*
2116 * release the digital out
2117 */
0ba21762
TI		 2118int snd_hda_multi_out_dig_close(struct hda_codec *codec,
2119 struct hda_multi_out *mout)
1da177e4 2120{
62932df8 2121 mutex_lock(&codec->spdif_mutex);
1da177e4 2122 mout->dig_out_used = 0;
62932df8 2123 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2124 return 0;
2125}
2126
2127/*
2128 * set up more restrictions for analog out
2129 */
0ba21762
TI		 2130int snd_hda_multi_out_analog_open(struct hda_codec *codec,
2131 struct hda_multi_out *mout,
c8b6bf9b 2132 struct snd_pcm_substream *substream)
1da177e4
LT		 2133{
2134 substream->runtime->hw.channels_max = mout->max_channels;
2135 return snd_pcm_hw_constraint_step(substream->runtime, 0,
2136 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2137}
2138
2139/*
2140 * set up the i/o for analog out
2141 * when the digital out is available, copy the front out to digital out, too.
2142 */
0ba21762
TI		 2143int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
2144 struct hda_multi_out *mout,
1da177e4
LT		 2145 unsigned int stream_tag,
2146 unsigned int format,
c8b6bf9b 2147 struct snd_pcm_substream *substream)
1da177e4
LT		 2148{
2149 hda_nid_t *nids = mout->dac_nids;
2150 int chs = substream->runtime->channels;
2151 int i;
2152
62932df8 2153 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 2154 if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
2155 if (chs == 2 &&
0ba21762
TI		 2156 snd_hda_is_supported_format(codec, mout->dig_out_nid,
2157 format) &&
2158 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
1da177e4 2159 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
6b97eb45
TI		 2160 setup_dig_out_stream(codec, mout->dig_out_nid,
2161 stream_tag, format);
1da177e4
LT		 2162 } else {
2163 mout->dig_out_used = 0;
0ba21762
TI		 2164 snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
2165 0, 0, 0);
1da177e4
LT		 2166 }
2167 }
62932df8 2168 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2169
2170 /* front */
0ba21762
TI		 2171 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
2172 0, format);
35aec4e2 2173 if (mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
1da177e4 2174 /* headphone out will just decode front left/right (stereo) */
0ba21762
TI		 2175 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
2176 0, format);
82bc955f
TI		 2177 /* extra outputs copied from front */
2178 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2179 if (mout->extra_out_nid[i])
2180 snd_hda_codec_setup_stream(codec,
2181 mout->extra_out_nid[i],
2182 stream_tag, 0, format);
2183
1da177e4
LT		 2184 /* surrounds */
2185 for (i = 1; i < mout->num_dacs; i++) {
4b3acaf5 2186 if (chs >= (i + 1) * 2) /* independent out */
0ba21762
TI		 2187 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2188 i * 2, format);
4b3acaf5 2189 else /* copy front */
0ba21762
TI		 2190 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
2191 0, format);
1da177e4
LT		 2192 }
2193 return 0;
2194}
2195
2196/*
2197 * clean up the setting for analog out
2198 */
0ba21762
TI		 2199int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
2200 struct hda_multi_out *mout)
1da177e4
LT		 2201{
2202 hda_nid_t *nids = mout->dac_nids;
2203 int i;
2204
2205 for (i = 0; i < mout->num_dacs; i++)
2206 snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0);
2207 if (mout->hp_nid)
2208 snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0);
82bc955f
TI		 2209 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
2210 if (mout->extra_out_nid[i])
2211 snd_hda_codec_setup_stream(codec,
2212 mout->extra_out_nid[i],
2213 0, 0, 0);
62932df8 2214 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 2215 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2216 snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
2217 mout->dig_out_used = 0;
2218 }
62932df8 2219 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2220 return 0;
2221}
2222
e9edcee0
TI		 2223/*
2224 * Helper for automatic ping configuration
2225 */
df694daa 2226
756e2b01 2227static int __devinit is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
df694daa
KY		 2228{
2229 for (; *list; list++)
2230 if (*list == nid)
2231 return 1;
2232 return 0;
2233}
2234
81937d3b
SL		 2235
2236/*
2237 * Sort an associated group of pins according to their sequence numbers.
2238 */
2239static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
2240 int num_pins)
2241{
2242 int i, j;
2243 short seq;
2244 hda_nid_t nid;
2245
2246 for (i = 0; i < num_pins; i++) {
2247 for (j = i + 1; j < num_pins; j++) {
2248 if (sequences[i] > sequences[j]) {
2249 seq = sequences[i];
2250 sequences[i] = sequences[j];
2251 sequences[j] = seq;
2252 nid = pins[i];
2253 pins[i] = pins[j];
2254 pins[j] = nid;
2255 }
2256 }
2257 }
2258}
2259
2260
82bc955f
TI		 2261/*
2262 * Parse all pin widgets and store the useful pin nids to cfg
2263 *
2264 * The number of line-outs or any primary output is stored in line_outs,
2265 * and the corresponding output pins are assigned to line_out_pins[],
2266 * in the order of front, rear, CLFE, side, ...
2267 *
2268 * If more extra outputs (speaker and headphone) are found, the pins are
eb06ed8f 2269 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
82bc955f
TI		 2270 * is detected, one of speaker of HP pins is assigned as the primary
2271 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2272 * if any analog output exists.
2273 *
2274 * The analog input pins are assigned to input_pins array.
2275 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2276 * respectively.
2277 */
756e2b01
TI		 2278int __devinit snd_hda_parse_pin_def_config(struct hda_codec *codec,
2279 struct auto_pin_cfg *cfg,
2280 hda_nid_t *ignore_nids)
e9edcee0
TI		 2281{
2282 hda_nid_t nid, nid_start;
81937d3b
SL		 2283 int nodes;
2284 short seq, assoc_line_out, assoc_speaker;
2285 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
2286 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
e9edcee0
TI		 2287
2288 memset(cfg, 0, sizeof(*cfg));
2289
81937d3b
SL		 2290 memset(sequences_line_out, 0, sizeof(sequences_line_out));
2291 memset(sequences_speaker, 0, sizeof(sequences_speaker));
2292 assoc_line_out = assoc_speaker = 0;
e9edcee0
TI		 2293
2294 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
2295 for (nid = nid_start; nid < nodes + nid_start; nid++) {
54d17403 2296 unsigned int wid_caps = get_wcaps(codec, nid);
0ba21762
TI		 2297 unsigned int wid_type =
2298 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
e9edcee0
TI		 2299 unsigned int def_conf;
2300 short assoc, loc;
2301
2302 /* read all default configuration for pin complex */
2303 if (wid_type != AC_WID_PIN)
2304 continue;
df694daa
KY		 2305 /* ignore the given nids (e.g. pc-beep returns error) */
2306 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
2307 continue;
2308
0ba21762
TI		 2309 def_conf = snd_hda_codec_read(codec, nid, 0,
2310 AC_VERB_GET_CONFIG_DEFAULT, 0);
e9edcee0
TI		 2311 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
2312 continue;
2313 loc = get_defcfg_location(def_conf);
2314 switch (get_defcfg_device(def_conf)) {
2315 case AC_JACK_LINE_OUT:
e9edcee0
TI		 2316 seq = get_defcfg_sequence(def_conf);
2317 assoc = get_defcfg_association(def_conf);
0ba21762 2318 if (!assoc)
e9edcee0 2319 continue;
0ba21762 2320 if (!assoc_line_out)
e9edcee0
TI		 2321 assoc_line_out = assoc;
2322 else if (assoc_line_out != assoc)
2323 continue;
2324 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
2325 continue;
2326 cfg->line_out_pins[cfg->line_outs] = nid;
81937d3b 2327 sequences_line_out[cfg->line_outs] = seq;
e9edcee0
TI		 2328 cfg->line_outs++;
2329 break;
8d88bc3d 2330 case AC_JACK_SPEAKER:
81937d3b
SL		 2331 seq = get_defcfg_sequence(def_conf);
2332 assoc = get_defcfg_association(def_conf);
2333 if (! assoc)
2334 continue;
2335 if (! assoc_speaker)
2336 assoc_speaker = assoc;
2337 else if (assoc_speaker != assoc)
2338 continue;
82bc955f
TI		 2339 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
2340 continue;
2341 cfg->speaker_pins[cfg->speaker_outs] = nid;
81937d3b 2342 sequences_speaker[cfg->speaker_outs] = seq;
82bc955f 2343 cfg->speaker_outs++;
8d88bc3d 2344 break;
e9edcee0 2345 case AC_JACK_HP_OUT:
eb06ed8f
TI		 2346 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
2347 continue;
2348 cfg->hp_pins[cfg->hp_outs] = nid;
2349 cfg->hp_outs++;
e9edcee0 2350 break;
314634bc
TI		 2351 case AC_JACK_MIC_IN: {
2352 int preferred, alt;
2353 if (loc == AC_JACK_LOC_FRONT) {
2354 preferred = AUTO_PIN_FRONT_MIC;
2355 alt = AUTO_PIN_MIC;
2356 } else {
2357 preferred = AUTO_PIN_MIC;
2358 alt = AUTO_PIN_FRONT_MIC;
2359 }
2360 if (!cfg->input_pins[preferred])
2361 cfg->input_pins[preferred] = nid;
2362 else if (!cfg->input_pins[alt])
2363 cfg->input_pins[alt] = nid;
e9edcee0 2364 break;
314634bc 2365 }
e9edcee0
TI		 2366 case AC_JACK_LINE_IN:
2367 if (loc == AC_JACK_LOC_FRONT)
2368 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
2369 else
2370 cfg->input_pins[AUTO_PIN_LINE] = nid;
2371 break;
2372 case AC_JACK_CD:
2373 cfg->input_pins[AUTO_PIN_CD] = nid;
2374 break;
2375 case AC_JACK_AUX:
2376 cfg->input_pins[AUTO_PIN_AUX] = nid;
2377 break;
2378 case AC_JACK_SPDIF_OUT:
2379 cfg->dig_out_pin = nid;
2380 break;
2381 case AC_JACK_SPDIF_IN:
2382 cfg->dig_in_pin = nid;
2383 break;
2384 }
2385 }
2386
2387 /* sort by sequence */
81937d3b
SL		 2388 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
2389 cfg->line_outs);
2390 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
2391 cfg->speaker_outs);
2392
2393 /*
2394 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2395 * as a primary output
2396 */
2397 if (!cfg->line_outs) {
2398 if (cfg->speaker_outs) {
2399 cfg->line_outs = cfg->speaker_outs;
2400 memcpy(cfg->line_out_pins, cfg->speaker_pins,
2401 sizeof(cfg->speaker_pins));
2402 cfg->speaker_outs = 0;
2403 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
2404 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
2405 } else if (cfg->hp_outs) {
2406 cfg->line_outs = cfg->hp_outs;
2407 memcpy(cfg->line_out_pins, cfg->hp_pins,
2408 sizeof(cfg->hp_pins));
2409 cfg->hp_outs = 0;
2410 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
2411 cfg->line_out_type = AUTO_PIN_HP_OUT;
2412 }
2413 }
e9edcee0 2414
cb8e2f83
TI		 2415 /* Reorder the surround channels
2416 * ALSA sequence is front/surr/clfe/side
2417 * HDA sequence is:
2418 * 4-ch: front/surr => OK as it is
2419 * 6-ch: front/clfe/surr
9422db40 2420 * 8-ch: front/clfe/rear/side|fc
cb8e2f83
TI		 2421 */
2422 switch (cfg->line_outs) {
2423 case 3:
cb8e2f83
TI		 2424 case 4:
2425 nid = cfg->line_out_pins[1];
9422db40 2426 cfg->line_out_pins[1] = cfg->line_out_pins[2];
cb8e2f83
TI		 2427 cfg->line_out_pins[2] = nid;
2428 break;
e9edcee0
TI		 2429 }
2430
82bc955f
TI		 2431 /*
2432 * debug prints of the parsed results
2433 */
2434 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2435 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
2436 cfg->line_out_pins[2], cfg->line_out_pins[3],
2437 cfg->line_out_pins[4]);
2438 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2439 cfg->speaker_outs, cfg->speaker_pins[0],
2440 cfg->speaker_pins[1], cfg->speaker_pins[2],
2441 cfg->speaker_pins[3], cfg->speaker_pins[4]);
eb06ed8f
TI		 2442 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2443 cfg->hp_outs, cfg->hp_pins[0],
2444 cfg->hp_pins[1], cfg->hp_pins[2],
2445 cfg->hp_pins[3], cfg->hp_pins[4]);
82bc955f
TI		 2446 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2447 " cd=0x%x, aux=0x%x\n",
2448 cfg->input_pins[AUTO_PIN_MIC],
2449 cfg->input_pins[AUTO_PIN_FRONT_MIC],
2450 cfg->input_pins[AUTO_PIN_LINE],
2451 cfg->input_pins[AUTO_PIN_FRONT_LINE],
2452 cfg->input_pins[AUTO_PIN_CD],
2453 cfg->input_pins[AUTO_PIN_AUX]);
2454
e9edcee0
TI		 2455 return 0;
2456}
2457
4a471b7d
TI		 2458/* labels for input pins */
2459const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
2460 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2461};
2462
2463
1da177e4
LT		 2464#ifdef CONFIG_PM
2465/*
2466 * power management
2467 */
2468
2469/**
2470 * snd_hda_suspend - suspend the codecs
2471 * @bus: the HDA bus
2472 * @state: suspsend state
2473 *
2474 * Returns 0 if successful.
2475 */
2476int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
2477{
0ba21762 2478 struct hda_codec *codec;
1da177e4
LT		 2479
2480 /* FIXME: should handle power widget capabilities */
0ba21762 2481 list_for_each_entry(codec, &bus->codec_list, list) {
1da177e4
LT		 2482 if (codec->patch_ops.suspend)
2483 codec->patch_ops.suspend(codec, state);
54d17403
TI		 2484 hda_set_power_state(codec,
2485 codec->afg ? codec->afg : codec->mfg,
2486 AC_PWRST_D3);
1da177e4
LT		 2487 }
2488 return 0;
2489}
2490
2491/**
2492 * snd_hda_resume - resume the codecs
2493 * @bus: the HDA bus
2494 * @state: resume state
2495 *
2496 * Returns 0 if successful.
2497 */
2498int snd_hda_resume(struct hda_bus *bus)
2499{
0ba21762 2500 struct hda_codec *codec;
1da177e4 2501
0ba21762 2502 list_for_each_entry(codec, &bus->codec_list, list) {
54d17403
TI		 2503 hda_set_power_state(codec,
2504 codec->afg ? codec->afg : codec->mfg,
2505 AC_PWRST_D0);
1da177e4
LT		 2506 if (codec->patch_ops.resume)
2507 codec->patch_ops.resume(codec);
2508 }
2509 return 0;
2510}
2511
2512/**
2513 * snd_hda_resume_ctls - resume controls in the new control list
2514 * @codec: the HDA codec
c8b6bf9b 2515 * @knew: the array of struct snd_kcontrol_new
1da177e4 2516 *
c8b6bf9b 2517 * This function resumes the mixer controls in the struct snd_kcontrol_new array,
1da177e4
LT		 2518 * originally for snd_hda_add_new_ctls().
2519 * The array must be terminated with an empty entry as terminator.
2520 */
c8b6bf9b 2521int snd_hda_resume_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
1da177e4 2522{
c8b6bf9b 2523 struct snd_ctl_elem_value *val;
1da177e4
LT		 2524
2525 val = kmalloc(sizeof(*val), GFP_KERNEL);
0ba21762 2526 if (!val)
1da177e4
LT		 2527 return -ENOMEM;
2528 codec->in_resume = 1;
2529 for (; knew->name; knew++) {
2530 int i, count;
2531 count = knew->count ? knew->count : 1;
2532 for (i = 0; i < count; i++) {
2533 memset(val, 0, sizeof(*val));
2534 val->id.iface = knew->iface;
2535 val->id.device = knew->device;
2536 val->id.subdevice = knew->subdevice;
2537 strcpy(val->id.name, knew->name);
2538 val->id.index = knew->index ? knew->index : i;
2539 /* Assume that get callback reads only from cache,
2540 * not accessing to the real hardware
2541 */
2542 if (snd_ctl_elem_read(codec->bus->card, val) < 0)
2543 continue;
2544 snd_ctl_elem_write(codec->bus->card, NULL, val);
2545 }
2546 }
2547 codec->in_resume = 0;
2548 kfree(val);
2549 return 0;
2550}
2551
2552/**
2553 * snd_hda_resume_spdif_out - resume the digital out
2554 * @codec: the HDA codec
2555 */
2556int snd_hda_resume_spdif_out(struct hda_codec *codec)
2557{
2558 return snd_hda_resume_ctls(codec, dig_mixes);
2559}
2560
2561/**
2562 * snd_hda_resume_spdif_in - resume the digital in
2563 * @codec: the HDA codec
2564 */
2565int snd_hda_resume_spdif_in(struct hda_codec *codec)
2566{
2567 return snd_hda_resume_ctls(codec, dig_in_ctls);
2568}
2569#endif
Linux kernel - Deliverables
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