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ALSA: hda - Modularize HD-audio driver
[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
1da177e4
LT		 35/*
36 * vendor / preset table
37 */
38
39struct hda_vendor_id {
40 unsigned int id;
41 const char *name;
42};
43
44/* codec vendor labels */
45static struct hda_vendor_id hda_vendor_ids[] = {
c8cd1281 46 { 0x1002, "ATI" },
a9226251 47 { 0x1057, "Motorola" },
c8cd1281
TI		 48 { 0x1095, "Silicon Image" },
49 { 0x10ec, "Realtek" },
c577b8a1 50 { 0x1106, "VIA" },
7f16859a 51 { 0x111d, "IDT" },
c8cd1281 52 { 0x11c1, "LSI" },
54b903ec 53 { 0x11d4, "Analog Devices" },
1da177e4 54 { 0x13f6, "C-Media" },
a9226251 55 { 0x14f1, "Conexant" },
c8cd1281
TI		 56 { 0x17e8, "Chrontel" },
57 { 0x1854, "LG" },
8199de3b 58 { 0x1aec, "Wolfson Microelectronics" },
1da177e4 59 { 0x434d, "C-Media" },
2f2f4251 60 { 0x8384, "SigmaTel" },
1da177e4
LT		 61 {} /* terminator */
62};
63
1289e9e8
TI		 64static DEFINE_MUTEX(preset_mutex);
65static LIST_HEAD(hda_preset_tables);
66
67int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset)
68{
69 mutex_lock(&preset_mutex);
70 list_add_tail(&preset->list, &hda_preset_tables);
71 mutex_unlock(&preset_mutex);
72 return 0;
73}
74EXPORT_SYMBOL_GPL(snd_hda_add_codec_preset);
75
76int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset)
77{
78 mutex_lock(&preset_mutex);
79 list_del(&preset->list);
80 mutex_unlock(&preset_mutex);
81 return 0;
82}
83EXPORT_SYMBOL_GPL(snd_hda_delete_codec_preset);
1da177e4 84
cb53c626
TI		 85#ifdef CONFIG_SND_HDA_POWER_SAVE
86static void hda_power_work(struct work_struct *work);
87static void hda_keep_power_on(struct hda_codec *codec);
88#else
89static inline void hda_keep_power_on(struct hda_codec *codec) {}
90#endif
91
50a9f790
MR		 92const char *snd_hda_get_jack_location(u32 cfg)
93{
94 static char *bases[7] = {
95 "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",
96 };
97 static unsigned char specials_idx[] = {
98 0x07, 0x08,
99 0x17, 0x18, 0x19,
100 0x37, 0x38
101 };
102 static char *specials[] = {
103 "Rear Panel", "Drive Bar",
104 "Riser", "HDMI", "ATAPI",
105 "Mobile-In", "Mobile-Out"
106 };
107 int i;
108 cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT;
109 if ((cfg & 0x0f) < 7)
110 return bases[cfg & 0x0f];
111 for (i = 0; i < ARRAY_SIZE(specials_idx); i++) {
112 if (cfg == specials_idx[i])
113 return specials[i];
114 }
115 return "UNKNOWN";
116}
1289e9e8 117EXPORT_SYMBOL_GPL(snd_hda_get_jack_location);
50a9f790
MR		 118
119const char *snd_hda_get_jack_connectivity(u32 cfg)
120{
121 static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
122
123 return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3];
124}
1289e9e8 125EXPORT_SYMBOL_GPL(snd_hda_get_jack_connectivity);
50a9f790
MR		 126
127const char *snd_hda_get_jack_type(u32 cfg)
128{
129 static char *jack_types[16] = {
130 "Line Out", "Speaker", "HP Out", "CD",
131 "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
132 "Line In", "Aux", "Mic", "Telephony",
133 "SPDIF In", "Digitial In", "Reserved", "Other"
134 };
135
136 return jack_types[(cfg & AC_DEFCFG_DEVICE)
137 >> AC_DEFCFG_DEVICE_SHIFT];
138}
1289e9e8 139EXPORT_SYMBOL_GPL(snd_hda_get_jack_type);
50a9f790 140
33fa35ed
TI		 141/*
142 * Compose a 32bit command word to be sent to the HD-audio controller
143 */
144static inline unsigned int
145make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
146 unsigned int verb, unsigned int parm)
147{
148 u32 val;
149
150 val = (u32)(codec->addr & 0x0f) << 28;
151 val |= (u32)direct << 27;
152 val |= (u32)nid << 20;
153 val |= verb << 8;
154 val |= parm;
155 return val;
156}
157
1da177e4
LT		 158/**
159 * snd_hda_codec_read - send a command and get the response
160 * @codec: the HDA codec
161 * @nid: NID to send the command
162 * @direct: direct flag
163 * @verb: the verb to send
164 * @parm: the parameter for the verb
165 *
166 * Send a single command and read the corresponding response.
167 *
168 * Returns the obtained response value, or -1 for an error.
169 */
0ba21762
TI		 170unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
171 int direct,
1da177e4
LT		 172 unsigned int verb, unsigned int parm)
173{
33fa35ed 174 struct hda_bus *bus = codec->bus;
1da177e4 175 unsigned int res;
33fa35ed
TI		 176
177 res = make_codec_cmd(codec, nid, direct, verb, parm);
cb53c626 178 snd_hda_power_up(codec);
33fa35ed
TI		 179 mutex_lock(&bus->cmd_mutex);
180 if (!bus->ops.command(bus, res))
181 res = bus->ops.get_response(bus);
1da177e4
LT		 182 else
183 res = (unsigned int)-1;
33fa35ed 184 mutex_unlock(&bus->cmd_mutex);
cb53c626 185 snd_hda_power_down(codec);
1da177e4
LT		 186 return res;
187}
1289e9e8 188EXPORT_SYMBOL_GPL(snd_hda_codec_read);
1da177e4
LT		 189
190/**
191 * snd_hda_codec_write - send a single command without waiting for response
192 * @codec: the HDA codec
193 * @nid: NID to send the command
194 * @direct: direct flag
195 * @verb: the verb to send
196 * @parm: the parameter for the verb
197 *
198 * Send a single command without waiting for response.
199 *
200 * Returns 0 if successful, or a negative error code.
201 */
202int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
203 unsigned int verb, unsigned int parm)
204{
33fa35ed
TI		 205 struct hda_bus *bus = codec->bus;
206 unsigned int res;
1da177e4 207 int err;
33fa35ed
TI		 208
209 res = make_codec_cmd(codec, nid, direct, verb, parm);
cb53c626 210 snd_hda_power_up(codec);
33fa35ed
TI		 211 mutex_lock(&bus->cmd_mutex);
212 err = bus->ops.command(bus, res);
213 mutex_unlock(&bus->cmd_mutex);
cb53c626 214 snd_hda_power_down(codec);
1da177e4
LT		 215 return err;
216}
1289e9e8 217EXPORT_SYMBOL_GPL(snd_hda_codec_write);
1da177e4
LT		 218
219/**
220 * snd_hda_sequence_write - sequence writes
221 * @codec: the HDA codec
222 * @seq: VERB array to send
223 *
224 * Send the commands sequentially from the given array.
225 * The array must be terminated with NID=0.
226 */
227void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
228{
229 for (; seq->nid; seq++)
230 snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
231}
1289e9e8 232EXPORT_SYMBOL_GPL(snd_hda_sequence_write);
1da177e4
LT		 233
234/**
235 * snd_hda_get_sub_nodes - get the range of sub nodes
236 * @codec: the HDA codec
237 * @nid: NID to parse
238 * @start_id: the pointer to store the start NID
239 *
240 * Parse the NID and store the start NID of its sub-nodes.
241 * Returns the number of sub-nodes.
242 */
0ba21762
TI		 243int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
244 hda_nid_t *start_id)
1da177e4
LT		 245{
246 unsigned int parm;
247
248 parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT);
e8a7f136
DT		 249 if (parm == -1)
250 return 0;
1da177e4
LT		 251 *start_id = (parm >> 16) & 0x7fff;
252 return (int)(parm & 0x7fff);
253}
1289e9e8 254EXPORT_SYMBOL_GPL(snd_hda_get_sub_nodes);
1da177e4
LT		 255
256/**
257 * snd_hda_get_connections - get connection list
258 * @codec: the HDA codec
259 * @nid: NID to parse
260 * @conn_list: connection list array
261 * @max_conns: max. number of connections to store
262 *
263 * Parses the connection list of the given widget and stores the list
264 * of NIDs.
265 *
266 * Returns the number of connections, or a negative error code.
267 */
268int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
269 hda_nid_t *conn_list, int max_conns)
270{
271 unsigned int parm;
54d17403 272 int i, conn_len, conns;
1da177e4 273 unsigned int shift, num_elems, mask;
54d17403 274 hda_nid_t prev_nid;
1da177e4 275
da3cec35
TI		 276 if (snd_BUG_ON(!conn_list || max_conns <= 0))
277 return -EINVAL;
1da177e4
LT		 278
279 parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
280 if (parm & AC_CLIST_LONG) {
281 /* long form */
282 shift = 16;
283 num_elems = 2;
284 } else {
285 /* short form */
286 shift = 8;
287 num_elems = 4;
288 }
289 conn_len = parm & AC_CLIST_LENGTH;
1da177e4
LT		 290 mask = (1 << (shift-1)) - 1;
291
0ba21762 292 if (!conn_len)
1da177e4
LT		 293 return 0; /* no connection */
294
295 if (conn_len == 1) {
296 /* single connection */
0ba21762
TI		 297 parm = snd_hda_codec_read(codec, nid, 0,
298 AC_VERB_GET_CONNECT_LIST, 0);
1da177e4
LT		 299 conn_list[0] = parm & mask;
300 return 1;
301 }
302
303 /* multi connection */
304 conns = 0;
54d17403
TI		 305 prev_nid = 0;
306 for (i = 0; i < conn_len; i++) {
307 int range_val;
308 hda_nid_t val, n;
309
310 if (i % num_elems == 0)
311 parm = snd_hda_codec_read(codec, nid, 0,
312 AC_VERB_GET_CONNECT_LIST, i);
0ba21762 313 range_val = !!(parm & (1 << (shift-1))); /* ranges */
54d17403
TI		 314 val = parm & mask;
315 parm >>= shift;
316 if (range_val) {
317 /* ranges between the previous and this one */
0ba21762
TI		 318 if (!prev_nid || prev_nid >= val) {
319 snd_printk(KERN_WARNING "hda_codec: "
320 "invalid dep_range_val %x:%x\n",
321 prev_nid, val);
54d17403
TI		 322 continue;
323 }
324 for (n = prev_nid + 1; n <= val; n++) {
325 if (conns >= max_conns) {
0ba21762
TI		 326 snd_printk(KERN_ERR
327 "Too many connections\n");
1da177e4 328 return -EINVAL;
54d17403
TI		 329 }
330 conn_list[conns++] = n;
1da177e4 331 }
54d17403
TI		 332 } else {
333 if (conns >= max_conns) {
334 snd_printk(KERN_ERR "Too many connections\n");
335 return -EINVAL;
336 }
337 conn_list[conns++] = val;
1da177e4 338 }
54d17403 339 prev_nid = val;
1da177e4
LT		 340 }
341 return conns;
342}
1289e9e8 343EXPORT_SYMBOL_GPL(snd_hda_get_connections);
1da177e4
LT		 344
345
346/**
347 * snd_hda_queue_unsol_event - add an unsolicited event to queue
348 * @bus: the BUS
349 * @res: unsolicited event (lower 32bit of RIRB entry)
350 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
351 *
352 * Adds the given event to the queue. The events are processed in
353 * the workqueue asynchronously. Call this function in the interrupt
354 * hanlder when RIRB receives an unsolicited event.
355 *
356 * Returns 0 if successful, or a negative error code.
357 */
358int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
359{
360 struct hda_bus_unsolicited *unsol;
361 unsigned int wp;
362
0ba21762
TI		 363 unsol = bus->unsol;
364 if (!unsol)
1da177e4
LT		 365 return 0;
366
367 wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE;
368 unsol->wp = wp;
369
370 wp <<= 1;
371 unsol->queue[wp] = res;
372 unsol->queue[wp + 1] = res_ex;
373
e250af29 374 schedule_work(&unsol->work);
1da177e4
LT		 375
376 return 0;
377}
1289e9e8 378EXPORT_SYMBOL_GPL(snd_hda_queue_unsol_event);
1da177e4
LT		 379
380/*
5c1d1a98 381 * process queued unsolicited events
1da177e4 382 */
c4028958 383static void process_unsol_events(struct work_struct *work)
1da177e4 384{
c4028958
DH		 385 struct hda_bus_unsolicited *unsol =
386 container_of(work, struct hda_bus_unsolicited, work);
387 struct hda_bus *bus = unsol->bus;
1da177e4
LT		 388 struct hda_codec *codec;
389 unsigned int rp, caddr, res;
390
391 while (unsol->rp != unsol->wp) {
392 rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE;
393 unsol->rp = rp;
394 rp <<= 1;
395 res = unsol->queue[rp];
396 caddr = unsol->queue[rp + 1];
0ba21762 397 if (!(caddr & (1 << 4))) /* no unsolicited event? */
1da177e4
LT		 398 continue;
399 codec = bus->caddr_tbl[caddr & 0x0f];
400 if (codec && codec->patch_ops.unsol_event)
401 codec->patch_ops.unsol_event(codec, res);
402 }
403}
404
405/*
406 * initialize unsolicited queue
407 */
6c1f45ea 408static int init_unsol_queue(struct hda_bus *bus)
1da177e4
LT		 409{
410 struct hda_bus_unsolicited *unsol;
411
9f146bb6
TI		 412 if (bus->unsol) /* already initialized */
413 return 0;
414
e560d8d8 415 unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
0ba21762
TI		 416 if (!unsol) {
417 snd_printk(KERN_ERR "hda_codec: "
418 "can't allocate unsolicited queue\n");
1da177e4
LT		 419 return -ENOMEM;
420 }
c4028958
DH		 421 INIT_WORK(&unsol->work, process_unsol_events);
422 unsol->bus = bus;
1da177e4
LT		 423 bus->unsol = unsol;
424 return 0;
425}
426
427/*
428 * destructor
429 */
430static void snd_hda_codec_free(struct hda_codec *codec);
431
432static int snd_hda_bus_free(struct hda_bus *bus)
433{
0ba21762 434 struct hda_codec *codec, *n;
1da177e4 435
0ba21762 436 if (!bus)
1da177e4
LT		 437 return 0;
438 if (bus->unsol) {
e250af29 439 flush_scheduled_work();
1da177e4
LT		 440 kfree(bus->unsol);
441 }
0ba21762 442 list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
1da177e4
LT		 443 snd_hda_codec_free(codec);
444 }
445 if (bus->ops.private_free)
446 bus->ops.private_free(bus);
447 kfree(bus);
448 return 0;
449}
450
c8b6bf9b 451static int snd_hda_bus_dev_free(struct snd_device *device)
1da177e4
LT		 452{
453 struct hda_bus *bus = device->device_data;
b94d3539 454 bus->shutdown = 1;
1da177e4
LT		 455 return snd_hda_bus_free(bus);
456}
457
d7ffba19
TI		 458#ifdef CONFIG_SND_HDA_HWDEP
459static int snd_hda_bus_dev_register(struct snd_device *device)
460{
461 struct hda_bus *bus = device->device_data;
462 struct hda_codec *codec;
463 list_for_each_entry(codec, &bus->codec_list, list) {
464 snd_hda_hwdep_add_sysfs(codec);
465 }
466 return 0;
467}
468#else
469#define snd_hda_bus_dev_register NULL
470#endif
471
1da177e4
LT		 472/**
473 * snd_hda_bus_new - create a HDA bus
474 * @card: the card entry
475 * @temp: the template for hda_bus information
476 * @busp: the pointer to store the created bus instance
477 *
478 * Returns 0 if successful, or a negative error code.
479 */
1289e9e8 480int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
756e2b01
TI		 481 const struct hda_bus_template *temp,
482 struct hda_bus **busp)
1da177e4
LT		 483{
484 struct hda_bus *bus;
485 int err;
c8b6bf9b 486 static struct snd_device_ops dev_ops = {
d7ffba19 487 .dev_register = snd_hda_bus_dev_register,
1da177e4
LT		 488 .dev_free = snd_hda_bus_dev_free,
489 };
490
da3cec35
TI		 491 if (snd_BUG_ON(!temp))
492 return -EINVAL;
493 if (snd_BUG_ON(!temp->ops.command || !temp->ops.get_response))
494 return -EINVAL;
1da177e4
LT		 495
496 if (busp)
497 *busp = NULL;
498
e560d8d8 499 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
1da177e4
LT		 500 if (bus == NULL) {
501 snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
502 return -ENOMEM;
503 }
504
505 bus->card = card;
506 bus->private_data = temp->private_data;
507 bus->pci = temp->pci;
508 bus->modelname = temp->modelname;
fee2fba3 509 bus->power_save = temp->power_save;
1da177e4
LT		 510 bus->ops = temp->ops;
511
62932df8 512 mutex_init(&bus->cmd_mutex);
1da177e4
LT		 513 INIT_LIST_HEAD(&bus->codec_list);
514
0ba21762
TI		 515 err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
516 if (err < 0) {
1da177e4
LT		 517 snd_hda_bus_free(bus);
518 return err;
519 }
520 if (busp)
521 *busp = bus;
522 return 0;
523}
1289e9e8 524EXPORT_SYMBOL_GPL(snd_hda_bus_new);
1da177e4 525
82467611
TI		 526#ifdef CONFIG_SND_HDA_GENERIC
527#define is_generic_config(codec) \
f44ac837 528 (codec->modelname && !strcmp(codec->modelname, "generic"))
82467611
TI		 529#else
530#define is_generic_config(codec) 0
531#endif
532
1289e9e8
TI		 533#ifdef CONFIG_SND_HDA_INTEL_MODULE
534#define HDA_MODREQ_MAX_COUNT 2 /* two request_modules()'s */
535#else
536#define HDA_MODREQ_MAX_COUNT 0
537#endif
538
1da177e4
LT		 539/*
540 * find a matching codec preset
541 */
6c1f45ea 542static const struct hda_codec_preset *
756e2b01 543find_codec_preset(struct hda_codec *codec)
1da177e4 544{
1289e9e8
TI		 545 struct hda_codec_preset_list *tbl;
546 const struct hda_codec_preset *preset;
547 int mod_requested = 0;
1da177e4 548
82467611 549 if (is_generic_config(codec))
d5ad630b
TI		 550 return NULL; /* use the generic parser */
551
1289e9e8
TI		 552 again:
553 mutex_lock(&preset_mutex);
554 list_for_each_entry(tbl, &hda_preset_tables, list) {
555 if (!try_module_get(tbl->owner)) {
556 snd_printk(KERN_ERR "hda_codec: cannot module_get\n");
557 continue;
558 }
559 for (preset = tbl->preset; preset->id; preset++) {
1da177e4 560 u32 mask = preset->mask;
ca7cfae9
MB		 561 if (preset->afg && preset->afg != codec->afg)
562 continue;
563 if (preset->mfg && preset->mfg != codec->mfg)
564 continue;
0ba21762 565 if (!mask)
1da177e4 566 mask = ~0;
9c7f852e 567 if (preset->id == (codec->vendor_id & mask) &&
0ba21762 568 (!preset->rev ||
1289e9e8
TI		 569 preset->rev == codec->revision_id)) {
570 mutex_unlock(&preset_mutex);
571 codec->owner = tbl->owner;
1da177e4 572 return preset;
1289e9e8 573 }
1da177e4 574 }
1289e9e8
TI		 575 module_put(tbl->owner);
576 }
577 mutex_unlock(&preset_mutex);
578
579 if (mod_requested < HDA_MODREQ_MAX_COUNT) {
580 char name[32];
581 if (!mod_requested)
582 snprintf(name, sizeof(name), "snd-hda-codec-id:%08x",
583 codec->vendor_id);
584 else
585 snprintf(name, sizeof(name), "snd-hda-codec-id:%04x*",
586 (codec->vendor_id >> 16) & 0xffff);
587 request_module(name);
588 mod_requested++;
589 goto again;
1da177e4
LT		 590 }
591 return NULL;
592}
593
594/*
f44ac837 595 * get_codec_name - store the codec name
1da177e4 596 */
f44ac837 597static int get_codec_name(struct hda_codec *codec)
1da177e4
LT		 598{
599 const struct hda_vendor_id *c;
600 const char *vendor = NULL;
601 u16 vendor_id = codec->vendor_id >> 16;
f44ac837 602 char tmp[16], name[32];
1da177e4
LT		 603
604 for (c = hda_vendor_ids; c->id; c++) {
605 if (c->id == vendor_id) {
606 vendor = c->name;
607 break;
608 }
609 }
0ba21762 610 if (!vendor) {
1da177e4
LT		 611 sprintf(tmp, "Generic %04x", vendor_id);
612 vendor = tmp;
613 }
614 if (codec->preset && codec->preset->name)
f44ac837
TI		 615 snprintf(name, sizeof(name), "%s %s", vendor,
616 codec->preset->name);
1da177e4 617 else
f44ac837 618 snprintf(name, sizeof(name), "%s ID %x", vendor,
0ba21762 619 codec->vendor_id & 0xffff);
f44ac837
TI		 620 codec->name = kstrdup(name, GFP_KERNEL);
621 if (!codec->name)
622 return -ENOMEM;
623 return 0;
1da177e4
LT		 624}
625
626/*
673b683a 627 * look for an AFG and MFG nodes
1da177e4 628 */
1289e9e8 629static void /*__devinit*/ setup_fg_nodes(struct hda_codec *codec)
1da177e4
LT		 630{
631 int i, total_nodes;
632 hda_nid_t nid;
633
634 total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
635 for (i = 0; i < total_nodes; i++, nid++) {
0ba21762
TI		 636 unsigned int func;
637 func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
638 switch (func & 0xff) {
673b683a
SK		 639 case AC_GRP_AUDIO_FUNCTION:
640 codec->afg = nid;
641 break;
642 case AC_GRP_MODEM_FUNCTION:
643 codec->mfg = nid;
644 break;
645 default:
646 break;
647 }
1da177e4 648 }
1da177e4
LT		 649}
650
54d17403
TI		 651/*
652 * read widget caps for each widget and store in cache
653 */
654static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
655{
656 int i;
657 hda_nid_t nid;
658
659 codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
660 &codec->start_nid);
661 codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
0ba21762 662 if (!codec->wcaps)
54d17403
TI		 663 return -ENOMEM;
664 nid = codec->start_nid;
665 for (i = 0; i < codec->num_nodes; i++, nid++)
666 codec->wcaps[i] = snd_hda_param_read(codec, nid,
667 AC_PAR_AUDIO_WIDGET_CAP);
668 return 0;
669}
670
671
01751f54
TI		 672static void init_hda_cache(struct hda_cache_rec *cache,
673 unsigned int record_size);
1fcaee6e 674static void free_hda_cache(struct hda_cache_rec *cache);
01751f54 675
1da177e4
LT		 676/*
677 * codec destructor
678 */
679static void snd_hda_codec_free(struct hda_codec *codec)
680{
0ba21762 681 if (!codec)
1da177e4 682 return;
cb53c626
TI		 683#ifdef CONFIG_SND_HDA_POWER_SAVE
684 cancel_delayed_work(&codec->power_work);
2525fdc4 685 flush_scheduled_work();
cb53c626 686#endif
1da177e4 687 list_del(&codec->list);
d13bd412 688 snd_array_free(&codec->mixers);
1da177e4
LT		 689 codec->bus->caddr_tbl[codec->addr] = NULL;
690 if (codec->patch_ops.free)
691 codec->patch_ops.free(codec);
1289e9e8 692 module_put(codec->owner);
01751f54 693 free_hda_cache(&codec->amp_cache);
b3ac5636 694 free_hda_cache(&codec->cmd_cache);
f44ac837
TI		 695 kfree(codec->name);
696 kfree(codec->modelname);
54d17403 697 kfree(codec->wcaps);
1da177e4
LT		 698 kfree(codec);
699}
700
1da177e4
LT		 701/**
702 * snd_hda_codec_new - create a HDA codec
703 * @bus: the bus to assign
704 * @codec_addr: the codec address
705 * @codecp: the pointer to store the generated codec
706 *
707 * Returns 0 if successful, or a negative error code.
708 */
1289e9e8 709int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
756e2b01 710 struct hda_codec **codecp)
1da177e4
LT		 711{
712 struct hda_codec *codec;
ba443687 713 char component[31];
1da177e4
LT		 714 int err;
715
da3cec35
TI		 716 if (snd_BUG_ON(!bus))
717 return -EINVAL;
718 if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS))
719 return -EINVAL;
1da177e4
LT		 720
721 if (bus->caddr_tbl[codec_addr]) {
0ba21762
TI		 722 snd_printk(KERN_ERR "hda_codec: "
723 "address 0x%x is already occupied\n", codec_addr);
1da177e4
LT		 724 return -EBUSY;
725 }
726
e560d8d8 727 codec = kzalloc(sizeof(*codec), GFP_KERNEL);
1da177e4
LT		 728 if (codec == NULL) {
729 snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
730 return -ENOMEM;
731 }
732
733 codec->bus = bus;
734 codec->addr = codec_addr;
62932df8 735 mutex_init(&codec->spdif_mutex);
01751f54 736 init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
b3ac5636 737 init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
d13bd412 738 snd_array_init(&codec->mixers, sizeof(struct snd_kcontrol *), 32);
6c1f45ea
TI		 739 if (codec->bus->modelname) {
740 codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);
741 if (!codec->modelname) {
742 snd_hda_codec_free(codec);
743 return -ENODEV;
744 }
745 }
1da177e4 746
cb53c626
TI		 747#ifdef CONFIG_SND_HDA_POWER_SAVE
748 INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
749 /* snd_hda_codec_new() marks the codec as power-up, and leave it as is.
750 * the caller has to power down appropriatley after initialization
751 * phase.
752 */
753 hda_keep_power_on(codec);
754#endif
755
1da177e4
LT		 756 list_add_tail(&codec->list, &bus->codec_list);
757 bus->caddr_tbl[codec_addr] = codec;
758
0ba21762
TI		 759 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
760 AC_PAR_VENDOR_ID);
111d3af5
TI		 761 if (codec->vendor_id == -1)
762 /* read again, hopefully the access method was corrected
763 * in the last read...
764 */
765 codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT,
766 AC_PAR_VENDOR_ID);
0ba21762
TI		 767 codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT,
768 AC_PAR_SUBSYSTEM_ID);
769 codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT,
770 AC_PAR_REV_ID);
1da177e4 771
673b683a 772 setup_fg_nodes(codec);
0ba21762 773 if (!codec->afg && !codec->mfg) {
673b683a 774 snd_printdd("hda_codec: no AFG or MFG node found\n");
1da177e4
LT		 775 snd_hda_codec_free(codec);
776 return -ENODEV;
777 }
778
54d17403
TI		 779 if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
780 snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
781 snd_hda_codec_free(codec);
782 return -ENOMEM;
783 }
784
0ba21762 785 if (!codec->subsystem_id) {
86284e45 786 hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
0ba21762
TI		 787 codec->subsystem_id =
788 snd_hda_codec_read(codec, nid, 0,
789 AC_VERB_GET_SUBSYSTEM_ID, 0);
86284e45 790 }
f44ac837
TI		 791 if (bus->modelname)
792 codec->modelname = kstrdup(bus->modelname, GFP_KERNEL);
86284e45 793
6c1f45ea
TI		 794 err = snd_hda_codec_configure(codec);
795 if (err < 0) {
796 snd_hda_codec_free(codec);
797 return err;
798 }
799 snd_hda_codec_proc_new(codec);
800
6c1f45ea 801 snd_hda_create_hwdep(codec);
6c1f45ea
TI		 802
803 sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id,
804 codec->subsystem_id, codec->revision_id);
805 snd_component_add(codec->bus->card, component);
806
807 if (codecp)
808 *codecp = codec;
809 return 0;
810}
1289e9e8 811EXPORT_SYMBOL_GPL(snd_hda_codec_new);
6c1f45ea
TI		 812
813int snd_hda_codec_configure(struct hda_codec *codec)
814{
815 int err;
816
d5ad630b 817 codec->preset = find_codec_preset(codec);
f44ac837
TI		 818 if (!codec->name) {
819 err = get_codec_name(codec);
820 if (err < 0)
821 return err;
822 }
43ea1d47 823 /* audio codec should override the mixer name */
f44ac837
TI		 824 if (codec->afg || !*codec->bus->card->mixername)
825 strlcpy(codec->bus->card->mixername, codec->name,
826 sizeof(codec->bus->card->mixername));
1da177e4 827
82467611 828 if (is_generic_config(codec)) {
1da177e4 829 err = snd_hda_parse_generic_codec(codec);
82467611
TI		 830 goto patched;
831 }
82467611
TI		 832 if (codec->preset && codec->preset->patch) {
833 err = codec->preset->patch(codec);
834 goto patched;
835 }
836
837 /* call the default parser */
82467611 838 err = snd_hda_parse_generic_codec(codec);
35a1e0cc
TI		 839 if (err < 0)
840 printk(KERN_ERR "hda-codec: No codec parser is available\n");
82467611
TI		 841
842 patched:
6c1f45ea
TI		 843 if (!err && codec->patch_ops.unsol_event)
844 err = init_unsol_queue(codec->bus);
845 return err;
1da177e4
LT		 846}
847
848/**
849 * snd_hda_codec_setup_stream - set up the codec for streaming
850 * @codec: the CODEC to set up
851 * @nid: the NID to set up
852 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
853 * @channel_id: channel id to pass, zero based.
854 * @format: stream format.
855 */
0ba21762
TI		 856void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
857 u32 stream_tag,
1da177e4
LT		 858 int channel_id, int format)
859{
0ba21762 860 if (!nid)
d21b37ea
TI		 861 return;
862
0ba21762
TI		 863 snd_printdd("hda_codec_setup_stream: "
864 "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
1da177e4
LT		 865 nid, stream_tag, channel_id, format);
866 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
867 (stream_tag << 4) | channel_id);
868 msleep(1);
869 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
870}
1289e9e8 871EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream);
1da177e4 872
888afa15
TI		 873void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
874{
875 if (!nid)
876 return;
877
878 snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid);
879 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
880#if 0 /* keep the format */
881 msleep(1);
882 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
883#endif
884}
1289e9e8 885EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup_stream);
888afa15 886
1da177e4
LT		 887/*
888 * amp access functions
889 */
890
4a19faee
TI		 891/* FIXME: more better hash key? */
892#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
1da177e4 893#define INFO_AMP_CAPS (1<<0)
4a19faee 894#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
1da177e4
LT		 895
896/* initialize the hash table */
1289e9e8 897static void /*__devinit*/ init_hda_cache(struct hda_cache_rec *cache,
01751f54
TI		 898 unsigned int record_size)
899{
900 memset(cache, 0, sizeof(*cache));
901 memset(cache->hash, 0xff, sizeof(cache->hash));
603c4019 902 snd_array_init(&cache->buf, record_size, 64);
01751f54
TI		 903}
904
1fcaee6e 905static void free_hda_cache(struct hda_cache_rec *cache)
1da177e4 906{
603c4019 907 snd_array_free(&cache->buf);
1da177e4
LT		 908}
909
910/* query the hash. allocate an entry if not found. */
01751f54
TI		 911static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
912 u32 key)
1da177e4 913{
01751f54
TI		 914 u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
915 u16 cur = cache->hash[idx];
916 struct hda_cache_head *info;
1da177e4
LT		 917
918 while (cur != 0xffff) {
f43aa025 919 info = snd_array_elem(&cache->buf, cur);
1da177e4
LT		 920 if (info->key == key)
921 return info;
922 cur = info->next;
923 }
924
925 /* add a new hash entry */
603c4019 926 info = snd_array_new(&cache->buf);
c217429b
TI		 927 if (!info)
928 return NULL;
f43aa025 929 cur = snd_array_index(&cache->buf, info);
1da177e4 930 info->key = key;
01751f54
TI		 931 info->val = 0;
932 info->next = cache->hash[idx];
933 cache->hash[idx] = cur;
1da177e4
LT		 934
935 return info;
936}
937
01751f54
TI		 938/* query and allocate an amp hash entry */
939static inline struct hda_amp_info *
940get_alloc_amp_hash(struct hda_codec *codec, u32 key)
941{
942 return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
943}
944
1da177e4
LT		 945/*
946 * query AMP capabilities for the given widget and direction
947 */
09a99959 948u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
1da177e4 949{
0ba21762 950 struct hda_amp_info *info;
1da177e4 951
0ba21762
TI		 952 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0));
953 if (!info)
1da177e4 954 return 0;
01751f54 955 if (!(info->head.val & INFO_AMP_CAPS)) {
0ba21762 956 if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
1da177e4 957 nid = codec->afg;
0ba21762
TI		 958 info->amp_caps = snd_hda_param_read(codec, nid,
959 direction == HDA_OUTPUT ?
960 AC_PAR_AMP_OUT_CAP :
961 AC_PAR_AMP_IN_CAP);
b75e53f0 962 if (info->amp_caps)
01751f54 963 info->head.val |= INFO_AMP_CAPS;
1da177e4
LT		 964 }
965 return info->amp_caps;
966}
1289e9e8 967EXPORT_SYMBOL_GPL(query_amp_caps);
1da177e4 968
897cc188
TI		 969int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
970 unsigned int caps)
971{
972 struct hda_amp_info *info;
973
974 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0));
975 if (!info)
976 return -EINVAL;
977 info->amp_caps = caps;
01751f54 978 info->head.val |= INFO_AMP_CAPS;
897cc188
TI		 979 return 0;
980}
1289e9e8 981EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps);
897cc188 982
1da177e4
LT		 983/*
984 * read the current volume to info
4a19faee 985 * if the cache exists, read the cache value.
1da177e4 986 */
0ba21762
TI		 987static unsigned int get_vol_mute(struct hda_codec *codec,
988 struct hda_amp_info *info, hda_nid_t nid,
989 int ch, int direction, int index)
1da177e4
LT		 990{
991 u32 val, parm;
992
01751f54 993 if (info->head.val & INFO_AMP_VOL(ch))
4a19faee 994 return info->vol[ch];
1da177e4
LT		 995
996 parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT;
997 parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
998 parm |= index;
0ba21762
TI		 999 val = snd_hda_codec_read(codec, nid, 0,
1000 AC_VERB_GET_AMP_GAIN_MUTE, parm);
1da177e4 1001 info->vol[ch] = val & 0xff;
01751f54 1002 info->head.val |= INFO_AMP_VOL(ch);
4a19faee 1003 return info->vol[ch];
1da177e4
LT		 1004}
1005
1006/*
4a19faee 1007 * write the current volume in info to the h/w and update the cache
1da177e4 1008 */
4a19faee 1009static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info,
0ba21762
TI		 1010 hda_nid_t nid, int ch, int direction, int index,
1011 int val)
1da177e4
LT		 1012{
1013 u32 parm;
1014
1015 parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT;
1016 parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT;
1017 parm |= index << AC_AMP_SET_INDEX_SHIFT;
1018 parm |= val;
1019 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm);
4a19faee 1020 info->vol[ch] = val;
1da177e4
LT		 1021}
1022
1023/*
4a19faee 1024 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
1da177e4 1025 */
834be88d
TI		 1026int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
1027 int direction, int index)
1da177e4 1028{
0ba21762
TI		 1029 struct hda_amp_info *info;
1030 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index));
1031 if (!info)
1da177e4 1032 return 0;
4a19faee 1033 return get_vol_mute(codec, info, nid, ch, direction, index);
1da177e4 1034}
1289e9e8 1035EXPORT_SYMBOL_GPL(snd_hda_codec_amp_read);
1da177e4 1036
4a19faee
TI		 1037/*
1038 * update the AMP value, mask = bit mask to set, val = the value
1039 */
834be88d
TI		 1040int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
1041 int direction, int idx, int mask, int val)
1da177e4 1042{
0ba21762 1043 struct hda_amp_info *info;
4a19faee 1044
0ba21762
TI		 1045 info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
1046 if (!info)
1da177e4 1047 return 0;
4a19faee
TI		 1048 val &= mask;
1049 val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
82beb8fd 1050 if (info->vol[ch] == val)
1da177e4 1051 return 0;
4a19faee 1052 put_vol_mute(codec, info, nid, ch, direction, idx, val);
1da177e4
LT		 1053 return 1;
1054}
1289e9e8 1055EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update);
1da177e4 1056
47fd830a
TI		 1057/*
1058 * update the AMP stereo with the same mask and value
1059 */
1060int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
1061 int direction, int idx, int mask, int val)
1062{
1063 int ch, ret = 0;
1064 for (ch = 0; ch < 2; ch++)
1065 ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
1066 idx, mask, val);
1067 return ret;
1068}
1289e9e8 1069EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo);
47fd830a 1070
cb53c626 1071#ifdef SND_HDA_NEEDS_RESUME
b3ac5636
TI		 1072/* resume the all amp commands from the cache */
1073void snd_hda_codec_resume_amp(struct hda_codec *codec)
1074{
603c4019 1075 struct hda_amp_info *buffer = codec->amp_cache.buf.list;
b3ac5636
TI		 1076 int i;
1077
603c4019 1078 for (i = 0; i < codec->amp_cache.buf.used; i++, buffer++) {
b3ac5636
TI		 1079 u32 key = buffer->head.key;
1080 hda_nid_t nid;
1081 unsigned int idx, dir, ch;
1082 if (!key)
1083 continue;
1084 nid = key & 0xff;
1085 idx = (key >> 16) & 0xff;
1086 dir = (key >> 24) & 0xff;
1087 for (ch = 0; ch < 2; ch++) {
1088 if (!(buffer->head.val & INFO_AMP_VOL(ch)))
1089 continue;
1090 put_vol_mute(codec, buffer, nid, ch, dir, idx,
1091 buffer->vol[ch]);
1092 }
1093 }
1094}
1289e9e8 1095EXPORT_SYMBOL_GPL(snd_hda_codec_resume_amp);
cb53c626 1096#endif /* SND_HDA_NEEDS_RESUME */
1da177e4 1097
1da177e4 1098/* volume */
0ba21762
TI		 1099int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
1100 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1101{
1102 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1103 u16 nid = get_amp_nid(kcontrol);
1104 u8 chs = get_amp_channels(kcontrol);
1105 int dir = get_amp_direction(kcontrol);
1106 u32 caps;
1107
1108 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 1109 /* num steps */
1110 caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1111 if (!caps) {
1112 printk(KERN_WARNING "hda_codec: "
9c8f2abd
TI		 1113 "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
1114 kcontrol->id.name);
1da177e4
LT		 1115 return -EINVAL;
1116 }
1117 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1118 uinfo->count = chs == 3 ? 2 : 1;
1119 uinfo->value.integer.min = 0;
1120 uinfo->value.integer.max = caps;
1121 return 0;
1122}
1289e9e8 1123EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info);
1da177e4 1124
0ba21762
TI		 1125int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
1126 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1127{
1128 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1129 hda_nid_t nid = get_amp_nid(kcontrol);
1130 int chs = get_amp_channels(kcontrol);
1131 int dir = get_amp_direction(kcontrol);
1132 int idx = get_amp_index(kcontrol);
1133 long *valp = ucontrol->value.integer.value;
1134
1135 if (chs & 1)
47fd830a
TI		 1136 *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
1137 & HDA_AMP_VOLMASK;
1da177e4 1138 if (chs & 2)
47fd830a
TI		 1139 *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
1140 & HDA_AMP_VOLMASK;
1da177e4
LT		 1141 return 0;
1142}
1289e9e8 1143EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get);
1da177e4 1144
0ba21762
TI		 1145int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
1146 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1147{
1148 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1149 hda_nid_t nid = get_amp_nid(kcontrol);
1150 int chs = get_amp_channels(kcontrol);
1151 int dir = get_amp_direction(kcontrol);
1152 int idx = get_amp_index(kcontrol);
1da177e4
LT		 1153 long *valp = ucontrol->value.integer.value;
1154 int change = 0;
1155
cb53c626 1156 snd_hda_power_up(codec);
b9f5a89c 1157 if (chs & 1) {
4a19faee
TI		 1158 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
1159 0x7f, *valp);
b9f5a89c
NG		 1160 valp++;
1161 }
4a19faee
TI		 1162 if (chs & 2)
1163 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
b9f5a89c 1164 0x7f, *valp);
cb53c626 1165 snd_hda_power_down(codec);
1da177e4
LT		 1166 return change;
1167}
1289e9e8 1168EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put);
1da177e4 1169
302e9c5a
JK		 1170int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1171 unsigned int size, unsigned int __user *_tlv)
1172{
1173 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1174 hda_nid_t nid = get_amp_nid(kcontrol);
1175 int dir = get_amp_direction(kcontrol);
1176 u32 caps, val1, val2;
1177
1178 if (size < 4 * sizeof(unsigned int))
1179 return -ENOMEM;
1180 caps = query_amp_caps(codec, nid, dir);
0ba21762
TI		 1181 val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1182 val2 = (val2 + 1) * 25;
302e9c5a
JK		 1183 val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
1184 val1 = ((int)val1) * ((int)val2);
302e9c5a
JK		 1185 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
1186 return -EFAULT;
1187 if (put_user(2 * sizeof(unsigned int), _tlv + 1))
1188 return -EFAULT;
1189 if (put_user(val1, _tlv + 2))
1190 return -EFAULT;
1191 if (put_user(val2, _tlv + 3))
1192 return -EFAULT;
1193 return 0;
1194}
1289e9e8 1195EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv);
302e9c5a 1196
2134ea4f
TI		 1197/*
1198 * set (static) TLV for virtual master volume; recalculated as max 0dB
1199 */
1200void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
1201 unsigned int *tlv)
1202{
1203 u32 caps;
1204 int nums, step;
1205
1206 caps = query_amp_caps(codec, nid, dir);
1207 nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
1208 step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
1209 step = (step + 1) * 25;
1210 tlv[0] = SNDRV_CTL_TLVT_DB_SCALE;
1211 tlv[1] = 2 * sizeof(unsigned int);
1212 tlv[2] = -nums * step;
1213 tlv[3] = step;
1214}
1289e9e8 1215EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv);
2134ea4f
TI		 1216
1217/* find a mixer control element with the given name */
09f99701
TI		 1218static struct snd_kcontrol *
1219_snd_hda_find_mixer_ctl(struct hda_codec *codec,
1220 const char *name, int idx)
2134ea4f
TI		 1221{
1222 struct snd_ctl_elem_id id;
1223 memset(&id, 0, sizeof(id));
1224 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
09f99701 1225 id.index = idx;
2134ea4f
TI		 1226 strcpy(id.name, name);
1227 return snd_ctl_find_id(codec->bus->card, &id);
1228}
1229
09f99701
TI		 1230struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
1231 const char *name)
1232{
1233 return _snd_hda_find_mixer_ctl(codec, name, 0);
1234}
1289e9e8 1235EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl);
09f99701 1236
d13bd412
TI		 1237/* Add a control element and assign to the codec */
1238int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl)
1239{
1240 int err;
1241 struct snd_kcontrol **knewp;
1242
1243 err = snd_ctl_add(codec->bus->card, kctl);
1244 if (err < 0)
1245 return err;
1246 knewp = snd_array_new(&codec->mixers);
1247 if (!knewp)
1248 return -ENOMEM;
1249 *knewp = kctl;
1250 return 0;
1251}
1289e9e8 1252EXPORT_SYMBOL_GPL(snd_hda_ctl_add);
d13bd412 1253
529bd6c4 1254#ifdef CONFIG_SND_HDA_RECONFIG
d13bd412
TI		 1255/* Clear all controls assigned to the given codec */
1256void snd_hda_ctls_clear(struct hda_codec *codec)
1257{
1258 int i;
1259 struct snd_kcontrol **kctls = codec->mixers.list;
1260 for (i = 0; i < codec->mixers.used; i++)
1261 snd_ctl_remove(codec->bus->card, kctls[i]);
1262 snd_array_free(&codec->mixers);
1263}
1264
6c1f45ea
TI		 1265void snd_hda_codec_reset(struct hda_codec *codec)
1266{
1267 int i;
1268
1269#ifdef CONFIG_SND_HDA_POWER_SAVE
1270 cancel_delayed_work(&codec->power_work);
1271 flush_scheduled_work();
1272#endif
1273 snd_hda_ctls_clear(codec);
1274 /* relase PCMs */
1275 for (i = 0; i < codec->num_pcms; i++) {
529bd6c4 1276 if (codec->pcm_info[i].pcm) {
6c1f45ea
TI		 1277 snd_device_free(codec->bus->card,
1278 codec->pcm_info[i].pcm);
529bd6c4
TI		 1279 clear_bit(codec->pcm_info[i].device,
1280 codec->bus->pcm_dev_bits);
1281 }
6c1f45ea
TI		 1282 }
1283 if (codec->patch_ops.free)
1284 codec->patch_ops.free(codec);
1285 codec->spec = NULL;
1286 free_hda_cache(&codec->amp_cache);
1287 free_hda_cache(&codec->cmd_cache);
1288 codec->num_pcms = 0;
1289 codec->pcm_info = NULL;
1290 codec->preset = NULL;
1289e9e8
TI		 1291 module_put(codec->owner);
1292 codec->owner = NULL;
6c1f45ea 1293}
529bd6c4 1294#endif /* CONFIG_SND_HDA_RECONFIG */
6c1f45ea 1295
2134ea4f
TI		 1296/* create a virtual master control and add slaves */
1297int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
1298 unsigned int *tlv, const char **slaves)
1299{
1300 struct snd_kcontrol *kctl;
1301 const char **s;
1302 int err;
1303
2f085549
TI		 1304 for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
1305 ;
1306 if (!*s) {
1307 snd_printdd("No slave found for %s\n", name);
1308 return 0;
1309 }
2134ea4f
TI		 1310 kctl = snd_ctl_make_virtual_master(name, tlv);
1311 if (!kctl)
1312 return -ENOMEM;
d13bd412 1313 err = snd_hda_ctl_add(codec, kctl);
2134ea4f
TI		 1314 if (err < 0)
1315 return err;
1316
1317 for (s = slaves; *s; s++) {
1318 struct snd_kcontrol *sctl;
1319
1320 sctl = snd_hda_find_mixer_ctl(codec, *s);
1321 if (!sctl) {
1322 snd_printdd("Cannot find slave %s, skipped\n", *s);
1323 continue;
1324 }
1325 err = snd_ctl_add_slave(kctl, sctl);
1326 if (err < 0)
1327 return err;
1328 }
1329 return 0;
1330}
1289e9e8 1331EXPORT_SYMBOL_GPL(snd_hda_add_vmaster);
2134ea4f 1332
1da177e4 1333/* switch */
0ba21762
TI		 1334int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
1335 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1336{
1337 int chs = get_amp_channels(kcontrol);
1338
1339 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1340 uinfo->count = chs == 3 ? 2 : 1;
1341 uinfo->value.integer.min = 0;
1342 uinfo->value.integer.max = 1;
1343 return 0;
1344}
1289e9e8 1345EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info);
1da177e4 1346
0ba21762
TI		 1347int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
1348 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1349{
1350 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1351 hda_nid_t nid = get_amp_nid(kcontrol);
1352 int chs = get_amp_channels(kcontrol);
1353 int dir = get_amp_direction(kcontrol);
1354 int idx = get_amp_index(kcontrol);
1355 long *valp = ucontrol->value.integer.value;
1356
1357 if (chs & 1)
0ba21762 1358 *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &
47fd830a 1359 HDA_AMP_MUTE) ? 0 : 1;
1da177e4 1360 if (chs & 2)
0ba21762 1361 *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &
47fd830a 1362 HDA_AMP_MUTE) ? 0 : 1;
1da177e4
LT		 1363 return 0;
1364}
1289e9e8 1365EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get);
1da177e4 1366
0ba21762
TI		 1367int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
1368 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1369{
1370 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1371 hda_nid_t nid = get_amp_nid(kcontrol);
1372 int chs = get_amp_channels(kcontrol);
1373 int dir = get_amp_direction(kcontrol);
1374 int idx = get_amp_index(kcontrol);
1da177e4
LT		 1375 long *valp = ucontrol->value.integer.value;
1376 int change = 0;
1377
cb53c626 1378 snd_hda_power_up(codec);
b9f5a89c 1379 if (chs & 1) {
4a19faee 1380 change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
47fd830a
TI		 1381 HDA_AMP_MUTE,
1382 *valp ? 0 : HDA_AMP_MUTE);
b9f5a89c
NG		 1383 valp++;
1384 }
4a19faee
TI		 1385 if (chs & 2)
1386 change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
47fd830a
TI		 1387 HDA_AMP_MUTE,
1388 *valp ? 0 : HDA_AMP_MUTE);
cb53c626
TI		 1389#ifdef CONFIG_SND_HDA_POWER_SAVE
1390 if (codec->patch_ops.check_power_status)
1391 codec->patch_ops.check_power_status(codec, nid);
1392#endif
1393 snd_hda_power_down(codec);
1da177e4
LT		 1394 return change;
1395}
1289e9e8 1396EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put);
1da177e4 1397
985be54b
TI		 1398/*
1399 * bound volume controls
1400 *
1401 * bind multiple volumes (# indices, from 0)
1402 */
1403
1404#define AMP_VAL_IDX_SHIFT 19
1405#define AMP_VAL_IDX_MASK (0x0f<<19)
1406
0ba21762
TI		 1407int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
1408 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1409{
1410 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1411 unsigned long pval;
1412 int err;
1413
62932df8 1414 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1415 pval = kcontrol->private_value;
1416 kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
1417 err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
1418 kcontrol->private_value = pval;
62932df8 1419 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1420 return err;
1421}
1289e9e8 1422EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_get);
985be54b 1423
0ba21762
TI		 1424int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
1425 struct snd_ctl_elem_value *ucontrol)
985be54b
TI		 1426{
1427 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1428 unsigned long pval;
1429 int i, indices, err = 0, change = 0;
1430
62932df8 1431 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
985be54b
TI		 1432 pval = kcontrol->private_value;
1433 indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
1434 for (i = 0; i < indices; i++) {
0ba21762
TI		 1435 kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
1436 (i << AMP_VAL_IDX_SHIFT);
985be54b
TI		 1437 err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
1438 if (err < 0)
1439 break;
1440 change |= err;
1441 }
1442 kcontrol->private_value = pval;
62932df8 1443 mutex_unlock(&codec->spdif_mutex);
985be54b
TI		 1444 return err < 0 ? err : change;
1445}
1289e9e8 1446EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_put);
985be54b 1447
532d5381
TI		 1448/*
1449 * generic bound volume/swtich controls
1450 */
1451int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
1452 struct snd_ctl_elem_info *uinfo)
1453{
1454 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1455 struct hda_bind_ctls *c;
1456 int err;
1457
532d5381 1458 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1459 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 1460 kcontrol->private_value = *c->values;
1461 err = c->ops->info(kcontrol, uinfo);
1462 kcontrol->private_value = (long)c;
1463 mutex_unlock(&codec->spdif_mutex);
1464 return err;
1465}
1289e9e8 1466EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_info);
532d5381
TI		 1467
1468int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
1469 struct snd_ctl_elem_value *ucontrol)
1470{
1471 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1472 struct hda_bind_ctls *c;
1473 int err;
1474
532d5381 1475 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1476 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 1477 kcontrol->private_value = *c->values;
1478 err = c->ops->get(kcontrol, ucontrol);
1479 kcontrol->private_value = (long)c;
1480 mutex_unlock(&codec->spdif_mutex);
1481 return err;
1482}
1289e9e8 1483EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_get);
532d5381
TI		 1484
1485int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
1486 struct snd_ctl_elem_value *ucontrol)
1487{
1488 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1489 struct hda_bind_ctls *c;
1490 unsigned long *vals;
1491 int err = 0, change = 0;
1492
532d5381 1493 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1494 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 1495 for (vals = c->values; *vals; vals++) {
1496 kcontrol->private_value = *vals;
1497 err = c->ops->put(kcontrol, ucontrol);
1498 if (err < 0)
1499 break;
1500 change |= err;
1501 }
1502 kcontrol->private_value = (long)c;
1503 mutex_unlock(&codec->spdif_mutex);
1504 return err < 0 ? err : change;
1505}
1289e9e8 1506EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_put);
532d5381
TI		 1507
1508int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1509 unsigned int size, unsigned int __user *tlv)
1510{
1511 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1512 struct hda_bind_ctls *c;
1513 int err;
1514
532d5381 1515 mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
14c65f98 1516 c = (struct hda_bind_ctls *)kcontrol->private_value;
532d5381
TI		 1517 kcontrol->private_value = *c->values;
1518 err = c->ops->tlv(kcontrol, op_flag, size, tlv);
1519 kcontrol->private_value = (long)c;
1520 mutex_unlock(&codec->spdif_mutex);
1521 return err;
1522}
1289e9e8 1523EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_tlv);
532d5381
TI		 1524
1525struct hda_ctl_ops snd_hda_bind_vol = {
1526 .info = snd_hda_mixer_amp_volume_info,
1527 .get = snd_hda_mixer_amp_volume_get,
1528 .put = snd_hda_mixer_amp_volume_put,
1529 .tlv = snd_hda_mixer_amp_tlv
1530};
1289e9e8 1531EXPORT_SYMBOL_GPL(snd_hda_bind_vol);
532d5381
TI		 1532
1533struct hda_ctl_ops snd_hda_bind_sw = {
1534 .info = snd_hda_mixer_amp_switch_info,
1535 .get = snd_hda_mixer_amp_switch_get,
1536 .put = snd_hda_mixer_amp_switch_put,
1537 .tlv = snd_hda_mixer_amp_tlv
1538};
1289e9e8 1539EXPORT_SYMBOL_GPL(snd_hda_bind_sw);
532d5381 1540
1da177e4
LT		 1541/*
1542 * SPDIF out controls
1543 */
1544
0ba21762
TI		 1545static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol,
1546 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 1547{
1548 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1549 uinfo->count = 1;
1550 return 0;
1551}
1552
0ba21762
TI		 1553static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol,
1554 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1555{
1556 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1557 IEC958_AES0_NONAUDIO |
1558 IEC958_AES0_CON_EMPHASIS_5015 |
1559 IEC958_AES0_CON_NOT_COPYRIGHT;
1560 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
1561 IEC958_AES1_CON_ORIGINAL;
1562 return 0;
1563}
1564
0ba21762
TI		 1565static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol,
1566 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1567{
1568 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
1569 IEC958_AES0_NONAUDIO |
1570 IEC958_AES0_PRO_EMPHASIS_5015;
1571 return 0;
1572}
1573
0ba21762
TI		 1574static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol,
1575 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1576{
1577 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1578
1579 ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff;
1580 ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff;
1581 ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff;
1582 ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff;
1583
1584 return 0;
1585}
1586
1587/* convert from SPDIF status bits to HDA SPDIF bits
1588 * bit 0 (DigEn) is always set zero (to be filled later)
1589 */
1590static unsigned short convert_from_spdif_status(unsigned int sbits)
1591{
1592 unsigned short val = 0;
1593
1594 if (sbits & IEC958_AES0_PROFESSIONAL)
0ba21762 1595 val |= AC_DIG1_PROFESSIONAL;
1da177e4 1596 if (sbits & IEC958_AES0_NONAUDIO)
0ba21762 1597 val |= AC_DIG1_NONAUDIO;
1da177e4 1598 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762
TI		 1599 if ((sbits & IEC958_AES0_PRO_EMPHASIS) ==
1600 IEC958_AES0_PRO_EMPHASIS_5015)
1601 val |= AC_DIG1_EMPHASIS;
1da177e4 1602 } else {
0ba21762
TI		 1603 if ((sbits & IEC958_AES0_CON_EMPHASIS) ==
1604 IEC958_AES0_CON_EMPHASIS_5015)
1605 val |= AC_DIG1_EMPHASIS;
1606 if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT))
1607 val |= AC_DIG1_COPYRIGHT;
1da177e4 1608 if (sbits & (IEC958_AES1_CON_ORIGINAL << 8))
0ba21762 1609 val |= AC_DIG1_LEVEL;
1da177e4
LT		 1610 val |= sbits & (IEC958_AES1_CON_CATEGORY << 8);
1611 }
1612 return val;
1613}
1614
1615/* convert to SPDIF status bits from HDA SPDIF bits
1616 */
1617static unsigned int convert_to_spdif_status(unsigned short val)
1618{
1619 unsigned int sbits = 0;
1620
0ba21762 1621 if (val & AC_DIG1_NONAUDIO)
1da177e4 1622 sbits |= IEC958_AES0_NONAUDIO;
0ba21762 1623 if (val & AC_DIG1_PROFESSIONAL)
1da177e4
LT		 1624 sbits |= IEC958_AES0_PROFESSIONAL;
1625 if (sbits & IEC958_AES0_PROFESSIONAL) {
0ba21762 1626 if (sbits & AC_DIG1_EMPHASIS)
1da177e4
LT		 1627 sbits |= IEC958_AES0_PRO_EMPHASIS_5015;
1628 } else {
0ba21762 1629 if (val & AC_DIG1_EMPHASIS)
1da177e4 1630 sbits |= IEC958_AES0_CON_EMPHASIS_5015;
0ba21762 1631 if (!(val & AC_DIG1_COPYRIGHT))
1da177e4 1632 sbits |= IEC958_AES0_CON_NOT_COPYRIGHT;
0ba21762 1633 if (val & AC_DIG1_LEVEL)
1da177e4
LT		 1634 sbits |= (IEC958_AES1_CON_ORIGINAL << 8);
1635 sbits |= val & (0x7f << 8);
1636 }
1637 return sbits;
1638}
1639
2f72853c
TI		 1640/* set digital convert verbs both for the given NID and its slaves */
1641static void set_dig_out(struct hda_codec *codec, hda_nid_t nid,
1642 int verb, int val)
1643{
1644 hda_nid_t *d;
1645
9e976976 1646 snd_hda_codec_write_cache(codec, nid, 0, verb, val);
2f72853c
TI		 1647 d = codec->slave_dig_outs;
1648 if (!d)
1649 return;
1650 for (; *d; d++)
9e976976 1651 snd_hda_codec_write_cache(codec, *d, 0, verb, val);
2f72853c
TI		 1652}
1653
1654static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,
1655 int dig1, int dig2)
1656{
1657 if (dig1 != -1)
1658 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1);
1659 if (dig2 != -1)
1660 set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2);
1661}
1662
0ba21762
TI		 1663static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
1664 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1665{
1666 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1667 hda_nid_t nid = kcontrol->private_value;
1668 unsigned short val;
1669 int change;
1670
62932df8 1671 mutex_lock(&codec->spdif_mutex);
1da177e4
LT		 1672 codec->spdif_status = ucontrol->value.iec958.status[0] |
1673 ((unsigned int)ucontrol->value.iec958.status[1] << 8) |
1674 ((unsigned int)ucontrol->value.iec958.status[2] << 16) |
1675 ((unsigned int)ucontrol->value.iec958.status[3] << 24);
1676 val = convert_from_spdif_status(codec->spdif_status);
1677 val |= codec->spdif_ctls & 1;
1678 change = codec->spdif_ctls != val;
1679 codec->spdif_ctls = val;
1680
2f72853c
TI		 1681 if (change)
1682 set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff);
1da177e4 1683
62932df8 1684 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1685 return change;
1686}
1687
a5ce8890 1688#define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
1da177e4 1689
0ba21762
TI		 1690static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
1691 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1692{
1693 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1694
0ba21762 1695 ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE;
1da177e4
LT		 1696 return 0;
1697}
1698
0ba21762
TI		 1699static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol,
1700 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1701{
1702 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1703 hda_nid_t nid = kcontrol->private_value;
1704 unsigned short val;
1705 int change;
1706
62932df8 1707 mutex_lock(&codec->spdif_mutex);
0ba21762 1708 val = codec->spdif_ctls & ~AC_DIG1_ENABLE;
1da177e4 1709 if (ucontrol->value.integer.value[0])
0ba21762 1710 val |= AC_DIG1_ENABLE;
1da177e4 1711 change = codec->spdif_ctls != val;
82beb8fd 1712 if (change) {
1da177e4 1713 codec->spdif_ctls = val;
2f72853c 1714 set_dig_out_convert(codec, nid, val & 0xff, -1);
0ba21762
TI		 1715 /* unmute amp switch (if any) */
1716 if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&
47fd830a
TI		 1717 (val & AC_DIG1_ENABLE))
1718 snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,
1719 HDA_AMP_MUTE, 0);
1da177e4 1720 }
62932df8 1721 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1722 return change;
1723}
1724
c8b6bf9b 1725static struct snd_kcontrol_new dig_mixes[] = {
1da177e4
LT		 1726 {
1727 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1728 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1729 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1730 .info = snd_hda_spdif_mask_info,
1731 .get = snd_hda_spdif_cmask_get,
1732 },
1733 {
1734 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1735 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1736 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1737 .info = snd_hda_spdif_mask_info,
1738 .get = snd_hda_spdif_pmask_get,
1739 },
1740 {
1741 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1742 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1743 .info = snd_hda_spdif_mask_info,
1744 .get = snd_hda_spdif_default_get,
1745 .put = snd_hda_spdif_default_put,
1746 },
1747 {
1748 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1749 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1750 .info = snd_hda_spdif_out_switch_info,
1751 .get = snd_hda_spdif_out_switch_get,
1752 .put = snd_hda_spdif_out_switch_put,
1753 },
1754 { } /* end */
1755};
1756
09f99701
TI		 1757#define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
1758
1da177e4
LT		 1759/**
1760 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1761 * @codec: the HDA codec
1762 * @nid: audio out widget NID
1763 *
1764 * Creates controls related with the SPDIF output.
1765 * Called from each patch supporting the SPDIF out.
1766 *
1767 * Returns 0 if successful, or a negative error code.
1768 */
12f288bf 1769int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
1da177e4
LT		 1770{
1771 int err;
c8b6bf9b
TI		 1772 struct snd_kcontrol *kctl;
1773 struct snd_kcontrol_new *dig_mix;
09f99701 1774 int idx;
1da177e4 1775
09f99701
TI		 1776 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1777 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
1778 idx))
1779 break;
1780 }
1781 if (idx >= SPDIF_MAX_IDX) {
1782 printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
1783 return -EBUSY;
1784 }
1da177e4
LT		 1785 for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
1786 kctl = snd_ctl_new1(dig_mix, codec);
b91f080f
TI		 1787 if (!kctl)
1788 return -ENOMEM;
09f99701 1789 kctl->id.index = idx;
1da177e4 1790 kctl->private_value = nid;
d13bd412 1791 err = snd_hda_ctl_add(codec, kctl);
0ba21762 1792 if (err < 0)
1da177e4
LT		 1793 return err;
1794 }
0ba21762 1795 codec->spdif_ctls =
3982d17e
AP		 1796 snd_hda_codec_read(codec, nid, 0,
1797 AC_VERB_GET_DIGI_CONVERT_1, 0);
1da177e4
LT		 1798 codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
1799 return 0;
1800}
1289e9e8 1801EXPORT_SYMBOL_GPL(snd_hda_create_spdif_out_ctls);
1da177e4 1802
9a08160b
TI		 1803/*
1804 * SPDIF sharing with analog output
1805 */
1806static int spdif_share_sw_get(struct snd_kcontrol *kcontrol,
1807 struct snd_ctl_elem_value *ucontrol)
1808{
1809 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1810 ucontrol->value.integer.value[0] = mout->share_spdif;
1811 return 0;
1812}
1813
1814static int spdif_share_sw_put(struct snd_kcontrol *kcontrol,
1815 struct snd_ctl_elem_value *ucontrol)
1816{
1817 struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol);
1818 mout->share_spdif = !!ucontrol->value.integer.value[0];
1819 return 0;
1820}
1821
1822static struct snd_kcontrol_new spdif_share_sw = {
1823 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1824 .name = "IEC958 Default PCM Playback Switch",
1825 .info = snd_ctl_boolean_mono_info,
1826 .get = spdif_share_sw_get,
1827 .put = spdif_share_sw_put,
1828};
1829
1830int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
1831 struct hda_multi_out *mout)
1832{
1833 if (!mout->dig_out_nid)
1834 return 0;
1835 /* ATTENTION: here mout is passed as private_data, instead of codec */
d13bd412 1836 return snd_hda_ctl_add(codec,
9a08160b
TI		 1837 snd_ctl_new1(&spdif_share_sw, mout));
1838}
1289e9e8 1839EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw);
9a08160b 1840
1da177e4
LT		 1841/*
1842 * SPDIF input
1843 */
1844
1845#define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1846
0ba21762
TI		 1847static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol,
1848 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1849{
1850 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1851
1852 ucontrol->value.integer.value[0] = codec->spdif_in_enable;
1853 return 0;
1854}
1855
0ba21762
TI		 1856static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol,
1857 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1858{
1859 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1860 hda_nid_t nid = kcontrol->private_value;
1861 unsigned int val = !!ucontrol->value.integer.value[0];
1862 int change;
1863
62932df8 1864 mutex_lock(&codec->spdif_mutex);
1da177e4 1865 change = codec->spdif_in_enable != val;
82beb8fd 1866 if (change) {
1da177e4 1867 codec->spdif_in_enable = val;
82beb8fd
TI		 1868 snd_hda_codec_write_cache(codec, nid, 0,
1869 AC_VERB_SET_DIGI_CONVERT_1, val);
1da177e4 1870 }
62932df8 1871 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 1872 return change;
1873}
1874
0ba21762
TI		 1875static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol,
1876 struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 1877{
1878 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
1879 hda_nid_t nid = kcontrol->private_value;
1880 unsigned short val;
1881 unsigned int sbits;
1882
3982d17e 1883 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
1da177e4
LT		 1884 sbits = convert_to_spdif_status(val);
1885 ucontrol->value.iec958.status[0] = sbits;
1886 ucontrol->value.iec958.status[1] = sbits >> 8;
1887 ucontrol->value.iec958.status[2] = sbits >> 16;
1888 ucontrol->value.iec958.status[3] = sbits >> 24;
1889 return 0;
1890}
1891
c8b6bf9b 1892static struct snd_kcontrol_new dig_in_ctls[] = {
1da177e4
LT		 1893 {
1894 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1895 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
1896 .info = snd_hda_spdif_in_switch_info,
1897 .get = snd_hda_spdif_in_switch_get,
1898 .put = snd_hda_spdif_in_switch_put,
1899 },
1900 {
1901 .access = SNDRV_CTL_ELEM_ACCESS_READ,
1902 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1903 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
1904 .info = snd_hda_spdif_mask_info,
1905 .get = snd_hda_spdif_in_status_get,
1906 },
1907 { } /* end */
1908};
1909
1910/**
1911 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1912 * @codec: the HDA codec
1913 * @nid: audio in widget NID
1914 *
1915 * Creates controls related with the SPDIF input.
1916 * Called from each patch supporting the SPDIF in.
1917 *
1918 * Returns 0 if successful, or a negative error code.
1919 */
12f288bf 1920int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
1da177e4
LT		 1921{
1922 int err;
c8b6bf9b
TI		 1923 struct snd_kcontrol *kctl;
1924 struct snd_kcontrol_new *dig_mix;
09f99701 1925 int idx;
1da177e4 1926
09f99701
TI		 1927 for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
1928 if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
1929 idx))
1930 break;
1931 }
1932 if (idx >= SPDIF_MAX_IDX) {
1933 printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
1934 return -EBUSY;
1935 }
1da177e4
LT		 1936 for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
1937 kctl = snd_ctl_new1(dig_mix, codec);
1938 kctl->private_value = nid;
d13bd412 1939 err = snd_hda_ctl_add(codec, kctl);
0ba21762 1940 if (err < 0)
1da177e4
LT		 1941 return err;
1942 }
0ba21762 1943 codec->spdif_in_enable =
3982d17e
AP		 1944 snd_hda_codec_read(codec, nid, 0,
1945 AC_VERB_GET_DIGI_CONVERT_1, 0) &
0ba21762 1946 AC_DIG1_ENABLE;
1da177e4
LT		 1947 return 0;
1948}
1289e9e8 1949EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls);
1da177e4 1950
cb53c626 1951#ifdef SND_HDA_NEEDS_RESUME
82beb8fd
TI		 1952/*
1953 * command cache
1954 */
1da177e4 1955
b3ac5636
TI		 1956/* build a 32bit cache key with the widget id and the command parameter */
1957#define build_cmd_cache_key(nid, verb) ((verb << 8) | nid)
1958#define get_cmd_cache_nid(key) ((key) & 0xff)
1959#define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff)
1960
1961/**
1962 * snd_hda_codec_write_cache - send a single command with caching
1963 * @codec: the HDA codec
1964 * @nid: NID to send the command
1965 * @direct: direct flag
1966 * @verb: the verb to send
1967 * @parm: the parameter for the verb
1968 *
1969 * Send a single command without waiting for response.
1970 *
1971 * Returns 0 if successful, or a negative error code.
1972 */
1973int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
1974 int direct, unsigned int verb, unsigned int parm)
1975{
33fa35ed
TI		 1976 struct hda_bus *bus = codec->bus;
1977 unsigned int res;
b3ac5636 1978 int err;
33fa35ed
TI		 1979
1980 res = make_codec_cmd(codec, nid, direct, verb, parm);
cb53c626 1981 snd_hda_power_up(codec);
33fa35ed
TI		 1982 mutex_lock(&bus->cmd_mutex);
1983 err = bus->ops.command(bus, res);
b3ac5636
TI		 1984 if (!err) {
1985 struct hda_cache_head *c;
1986 u32 key = build_cmd_cache_key(nid, verb);
1987 c = get_alloc_hash(&codec->cmd_cache, key);
1988 if (c)
1989 c->val = parm;
1990 }
33fa35ed 1991 mutex_unlock(&bus->cmd_mutex);
cb53c626 1992 snd_hda_power_down(codec);
b3ac5636
TI		 1993 return err;
1994}
1289e9e8 1995EXPORT_SYMBOL_GPL(snd_hda_codec_write_cache);
b3ac5636
TI		 1996
1997/* resume the all commands from the cache */
1998void snd_hda_codec_resume_cache(struct hda_codec *codec)
1999{
603c4019 2000 struct hda_cache_head *buffer = codec->cmd_cache.buf.list;
b3ac5636
TI		 2001 int i;
2002
603c4019 2003 for (i = 0; i < codec->cmd_cache.buf.used; i++, buffer++) {
b3ac5636
TI		 2004 u32 key = buffer->key;
2005 if (!key)
2006 continue;
2007 snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0,
2008 get_cmd_cache_cmd(key), buffer->val);
2009 }
2010}
1289e9e8 2011EXPORT_SYMBOL_GPL(snd_hda_codec_resume_cache);
b3ac5636
TI		 2012
2013/**
2014 * snd_hda_sequence_write_cache - sequence writes with caching
2015 * @codec: the HDA codec
2016 * @seq: VERB array to send
2017 *
2018 * Send the commands sequentially from the given array.
2019 * Thte commands are recorded on cache for power-save and resume.
2020 * The array must be terminated with NID=0.
2021 */
2022void snd_hda_sequence_write_cache(struct hda_codec *codec,
2023 const struct hda_verb *seq)
2024{
2025 for (; seq->nid; seq++)
2026 snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
2027 seq->param);
2028}
1289e9e8 2029EXPORT_SYMBOL_GPL(snd_hda_sequence_write_cache);
cb53c626 2030#endif /* SND_HDA_NEEDS_RESUME */
b3ac5636 2031
54d17403
TI		 2032/*
2033 * set power state of the codec
2034 */
2035static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2036 unsigned int power_state)
2037{
cb53c626
TI		 2038 hda_nid_t nid;
2039 int i;
54d17403
TI		 2040
2041 snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
2042 power_state);
d2595d86 2043 msleep(10); /* partial workaround for "azx_get_response timeout" */
54d17403 2044
cb53c626
TI		 2045 nid = codec->start_nid;
2046 for (i = 0; i < codec->num_nodes; i++, nid++) {
7eba5c9d
TI		 2047 unsigned int wcaps = get_wcaps(codec, nid);
2048 if (wcaps & AC_WCAP_POWER) {
2049 unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
2050 AC_WCAP_TYPE_SHIFT;
2051 if (wid_type == AC_WID_PIN) {
2052 unsigned int pincap;
2053 /*
2054 * don't power down the widget if it controls
2055 * eapd and EAPD_BTLENABLE is set.
2056 */
2057 pincap = snd_hda_param_read(codec, nid,
2058 AC_PAR_PIN_CAP);
2059 if (pincap & AC_PINCAP_EAPD) {
2060 int eapd = snd_hda_codec_read(codec,
2061 nid, 0,
2062 AC_VERB_GET_EAPD_BTLENABLE, 0);
2063 eapd &= 0x02;
2064 if (power_state == AC_PWRST_D3 && eapd)
2065 continue;
2066 }
1194b5b7 2067 }
54d17403
TI		 2068 snd_hda_codec_write(codec, nid, 0,
2069 AC_VERB_SET_POWER_STATE,
2070 power_state);
1194b5b7 2071 }
54d17403
TI		 2072 }
2073
cb53c626
TI		 2074 if (power_state == AC_PWRST_D0) {
2075 unsigned long end_time;
2076 int state;
54d17403 2077 msleep(10);
cb53c626
TI		 2078 /* wait until the codec reachs to D0 */
2079 end_time = jiffies + msecs_to_jiffies(500);
2080 do {
2081 state = snd_hda_codec_read(codec, fg, 0,
2082 AC_VERB_GET_POWER_STATE, 0);
2083 if (state == power_state)
2084 break;
2085 msleep(1);
2086 } while (time_after_eq(end_time, jiffies));
2087 }
2088}
2089
11aeff08
TI		 2090#ifdef CONFIG_SND_HDA_HWDEP
2091/* execute additional init verbs */
2092static void hda_exec_init_verbs(struct hda_codec *codec)
2093{
2094 if (codec->init_verbs.list)
2095 snd_hda_sequence_write(codec, codec->init_verbs.list);
2096}
2097#else
2098static inline void hda_exec_init_verbs(struct hda_codec *codec) {}
2099#endif
2100
cb53c626
TI		 2101#ifdef SND_HDA_NEEDS_RESUME
2102/*
2103 * call suspend and power-down; used both from PM and power-save
2104 */
2105static void hda_call_codec_suspend(struct hda_codec *codec)
2106{
2107 if (codec->patch_ops.suspend)
2108 codec->patch_ops.suspend(codec, PMSG_SUSPEND);
2109 hda_set_power_state(codec,
2110 codec->afg ? codec->afg : codec->mfg,
2111 AC_PWRST_D3);
2112#ifdef CONFIG_SND_HDA_POWER_SAVE
2113 cancel_delayed_work(&codec->power_work);
95e99fda 2114 codec->power_on = 0;
a221e287 2115 codec->power_transition = 0;
cb53c626 2116#endif
54d17403
TI		 2117}
2118
cb53c626
TI		 2119/*
2120 * kick up codec; used both from PM and power-save
2121 */
2122static void hda_call_codec_resume(struct hda_codec *codec)
2123{
2124 hda_set_power_state(codec,
2125 codec->afg ? codec->afg : codec->mfg,
2126 AC_PWRST_D0);
11aeff08 2127 hda_exec_init_verbs(codec);
cb53c626
TI		 2128 if (codec->patch_ops.resume)
2129 codec->patch_ops.resume(codec);
2130 else {
9d99f312
TI		 2131 if (codec->patch_ops.init)
2132 codec->patch_ops.init(codec);
cb53c626
TI		 2133 snd_hda_codec_resume_amp(codec);
2134 snd_hda_codec_resume_cache(codec);
2135 }
2136}
2137#endif /* SND_HDA_NEEDS_RESUME */
2138
54d17403 2139
1da177e4
LT		 2140/**
2141 * snd_hda_build_controls - build mixer controls
2142 * @bus: the BUS
2143 *
2144 * Creates mixer controls for each codec included in the bus.
2145 *
2146 * Returns 0 if successful, otherwise a negative error code.
2147 */
1289e9e8 2148int /*__devinit*/ snd_hda_build_controls(struct hda_bus *bus)
1da177e4 2149{
0ba21762 2150 struct hda_codec *codec;
1da177e4 2151
0ba21762 2152 list_for_each_entry(codec, &bus->codec_list, list) {
6c1f45ea 2153 int err = snd_hda_codec_build_controls(codec);
1da177e4
LT		 2154 if (err < 0)
2155 return err;
2156 }
6c1f45ea
TI		 2157 return 0;
2158}
1289e9e8 2159EXPORT_SYMBOL_GPL(snd_hda_build_controls);
cb53c626 2160
6c1f45ea
TI		 2161int snd_hda_codec_build_controls(struct hda_codec *codec)
2162{
2163 int err = 0;
2164 /* fake as if already powered-on */
2165 hda_keep_power_on(codec);
2166 /* then fire up */
2167 hda_set_power_state(codec,
2168 codec->afg ? codec->afg : codec->mfg,
2169 AC_PWRST_D0);
11aeff08 2170 hda_exec_init_verbs(codec);
6c1f45ea
TI		 2171 /* continue to initialize... */
2172 if (codec->patch_ops.init)
2173 err = codec->patch_ops.init(codec);
2174 if (!err && codec->patch_ops.build_controls)
2175 err = codec->patch_ops.build_controls(codec);
2176 snd_hda_power_down(codec);
2177 if (err < 0)
2178 return err;
1da177e4
LT		 2179 return 0;
2180}
2181
1da177e4
LT		 2182/*
2183 * stream formats
2184 */
befdf316
TI		 2185struct hda_rate_tbl {
2186 unsigned int hz;
2187 unsigned int alsa_bits;
2188 unsigned int hda_fmt;
2189};
2190
2191static struct hda_rate_tbl rate_bits[] = {
1da177e4 2192 /* rate in Hz, ALSA rate bitmask, HDA format value */
9d8f53f2
NG		 2193
2194 /* autodetected value used in snd_hda_query_supported_pcm */
1da177e4
LT		 2195 { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
2196 { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
2197 { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
2198 { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
2199 { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
2200 { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
2201 { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
2202 { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
2203 { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
2204 { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
2205 { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
a961f9fe
TI		 2206#define AC_PAR_PCM_RATE_BITS 11
2207 /* up to bits 10, 384kHZ isn't supported properly */
2208
2209 /* not autodetected value */
2210 { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
9d8f53f2 2211
befdf316 2212 { 0 } /* terminator */
1da177e4
LT		 2213};
2214
2215/**
2216 * snd_hda_calc_stream_format - calculate format bitset
2217 * @rate: the sample rate
2218 * @channels: the number of channels
2219 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
2220 * @maxbps: the max. bps
2221 *
2222 * Calculate the format bitset from the given rate, channels and th PCM format.
2223 *
2224 * Return zero if invalid.
2225 */
2226unsigned int snd_hda_calc_stream_format(unsigned int rate,
2227 unsigned int channels,
2228 unsigned int format,
2229 unsigned int maxbps)
2230{
2231 int i;
2232 unsigned int val = 0;
2233
befdf316
TI		 2234 for (i = 0; rate_bits[i].hz; i++)
2235 if (rate_bits[i].hz == rate) {
2236 val = rate_bits[i].hda_fmt;
1da177e4
LT		 2237 break;
2238 }
0ba21762 2239 if (!rate_bits[i].hz) {
1da177e4
LT		 2240 snd_printdd("invalid rate %d\n", rate);
2241 return 0;
2242 }
2243
2244 if (channels == 0 || channels > 8) {
2245 snd_printdd("invalid channels %d\n", channels);
2246 return 0;
2247 }
2248 val |= channels - 1;
2249
2250 switch (snd_pcm_format_width(format)) {
2251 case 8: val |= 0x00; break;
2252 case 16: val |= 0x10; break;
2253 case 20:
2254 case 24:
2255 case 32:
2256 if (maxbps >= 32)
2257 val |= 0x40;
2258 else if (maxbps >= 24)
2259 val |= 0x30;
2260 else
2261 val |= 0x20;
2262 break;
2263 default:
0ba21762
TI		 2264 snd_printdd("invalid format width %d\n",
2265 snd_pcm_format_width(format));
1da177e4
LT		 2266 return 0;
2267 }
2268
2269 return val;
2270}
1289e9e8 2271EXPORT_SYMBOL_GPL(snd_hda_calc_stream_format);
1da177e4
LT		 2272
2273/**
2274 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
2275 * @codec: the HDA codec
2276 * @nid: NID to query
2277 * @ratesp: the pointer to store the detected rate bitflags
2278 * @formatsp: the pointer to store the detected formats
2279 * @bpsp: the pointer to store the detected format widths
2280 *
2281 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
2282 * or @bsps argument is ignored.
2283 *
2284 * Returns 0 if successful, otherwise a negative error code.
2285 */
986862bd 2286static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
1da177e4
LT		 2287 u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
2288{
2289 int i;
2290 unsigned int val, streams;
2291
2292 val = 0;
2293 if (nid != codec->afg &&
54d17403 2294 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 2295 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2296 if (val == -1)
2297 return -EIO;
2298 }
0ba21762 2299 if (!val)
1da177e4
LT		 2300 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2301
2302 if (ratesp) {
2303 u32 rates = 0;
a961f9fe 2304 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) {
1da177e4 2305 if (val & (1 << i))
befdf316 2306 rates |= rate_bits[i].alsa_bits;
1da177e4
LT		 2307 }
2308 *ratesp = rates;
2309 }
2310
2311 if (formatsp || bpsp) {
2312 u64 formats = 0;
2313 unsigned int bps;
2314 unsigned int wcaps;
2315
54d17403 2316 wcaps = get_wcaps(codec, nid);
1da177e4
LT		 2317 streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2318 if (streams == -1)
2319 return -EIO;
0ba21762
TI		 2320 if (!streams) {
2321 streams = snd_hda_param_read(codec, codec->afg,
2322 AC_PAR_STREAM);
1da177e4
LT		 2323 if (streams == -1)
2324 return -EIO;
2325 }
2326
2327 bps = 0;
2328 if (streams & AC_SUPFMT_PCM) {
2329 if (val & AC_SUPPCM_BITS_8) {
2330 formats |= SNDRV_PCM_FMTBIT_U8;
2331 bps = 8;
2332 }
2333 if (val & AC_SUPPCM_BITS_16) {
2334 formats |= SNDRV_PCM_FMTBIT_S16_LE;
2335 bps = 16;
2336 }
2337 if (wcaps & AC_WCAP_DIGITAL) {
2338 if (val & AC_SUPPCM_BITS_32)
2339 formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE;
2340 if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24))
2341 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2342 if (val & AC_SUPPCM_BITS_24)
2343 bps = 24;
2344 else if (val & AC_SUPPCM_BITS_20)
2345 bps = 20;
0ba21762
TI		 2346 } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24|
2347 AC_SUPPCM_BITS_32)) {
1da177e4
LT		 2348 formats |= SNDRV_PCM_FMTBIT_S32_LE;
2349 if (val & AC_SUPPCM_BITS_32)
2350 bps = 32;
1da177e4
LT		 2351 else if (val & AC_SUPPCM_BITS_24)
2352 bps = 24;
33ef7651
NG		 2353 else if (val & AC_SUPPCM_BITS_20)
2354 bps = 20;
1da177e4
LT		 2355 }
2356 }
0ba21762
TI		 2357 else if (streams == AC_SUPFMT_FLOAT32) {
2358 /* should be exclusive */
1da177e4
LT		 2359 formats |= SNDRV_PCM_FMTBIT_FLOAT_LE;
2360 bps = 32;
0ba21762
TI		 2361 } else if (streams == AC_SUPFMT_AC3) {
2362 /* should be exclusive */
1da177e4
LT		 2363 /* temporary hack: we have still no proper support
2364 * for the direct AC3 stream...
2365 */
2366 formats |= SNDRV_PCM_FMTBIT_U8;
2367 bps = 8;
2368 }
2369 if (formatsp)
2370 *formatsp = formats;
2371 if (bpsp)
2372 *bpsp = bps;
2373 }
2374
2375 return 0;
2376}
2377
2378/**
0ba21762
TI		 2379 * snd_hda_is_supported_format - check whether the given node supports
2380 * the format val
1da177e4
LT		 2381 *
2382 * Returns 1 if supported, 0 if not.
2383 */
2384int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
2385 unsigned int format)
2386{
2387 int i;
2388 unsigned int val = 0, rate, stream;
2389
2390 if (nid != codec->afg &&
54d17403 2391 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
1da177e4
LT		 2392 val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
2393 if (val == -1)
2394 return 0;
2395 }
0ba21762 2396 if (!val) {
1da177e4
LT		 2397 val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
2398 if (val == -1)
2399 return 0;
2400 }
2401
2402 rate = format & 0xff00;
a961f9fe 2403 for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
befdf316 2404 if (rate_bits[i].hda_fmt == rate) {
1da177e4
LT		 2405 if (val & (1 << i))
2406 break;
2407 return 0;
2408 }
a961f9fe 2409 if (i >= AC_PAR_PCM_RATE_BITS)
1da177e4
LT		 2410 return 0;
2411
2412 stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
2413 if (stream == -1)
2414 return 0;
0ba21762 2415 if (!stream && nid != codec->afg)
1da177e4 2416 stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
0ba21762 2417 if (!stream || stream == -1)
1da177e4
LT		 2418 return 0;
2419
2420 if (stream & AC_SUPFMT_PCM) {
2421 switch (format & 0xf0) {
2422 case 0x00:
0ba21762 2423 if (!(val & AC_SUPPCM_BITS_8))
1da177e4
LT		 2424 return 0;
2425 break;
2426 case 0x10:
0ba21762 2427 if (!(val & AC_SUPPCM_BITS_16))
1da177e4
LT		 2428 return 0;
2429 break;
2430 case 0x20:
0ba21762 2431 if (!(val & AC_SUPPCM_BITS_20))
1da177e4
LT		 2432 return 0;
2433 break;
2434 case 0x30:
0ba21762 2435 if (!(val & AC_SUPPCM_BITS_24))
1da177e4
LT		 2436 return 0;
2437 break;
2438 case 0x40:
0ba21762 2439 if (!(val & AC_SUPPCM_BITS_32))
1da177e4
LT		 2440 return 0;
2441 break;
2442 default:
2443 return 0;
2444 }
2445 } else {
2446 /* FIXME: check for float32 and AC3? */
2447 }
2448
2449 return 1;
2450}
1289e9e8 2451EXPORT_SYMBOL_GPL(snd_hda_is_supported_format);
1da177e4
LT		 2452
2453/*
2454 * PCM stuff
2455 */
2456static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo,
2457 struct hda_codec *codec,
c8b6bf9b 2458 struct snd_pcm_substream *substream)
1da177e4
LT		 2459{
2460 return 0;
2461}
2462
2463static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo,
2464 struct hda_codec *codec,
2465 unsigned int stream_tag,
2466 unsigned int format,
c8b6bf9b 2467 struct snd_pcm_substream *substream)
1da177e4
LT		 2468{
2469 snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);
2470 return 0;
2471}
2472
2473static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
2474 struct hda_codec *codec,
c8b6bf9b 2475 struct snd_pcm_substream *substream)
1da177e4 2476{
888afa15 2477 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1da177e4
LT		 2478 return 0;
2479}
2480
6c1f45ea
TI		 2481static int set_pcm_default_values(struct hda_codec *codec,
2482 struct hda_pcm_stream *info)
1da177e4 2483{
0ba21762
TI		 2484 /* query support PCM information from the given NID */
2485 if (info->nid && (!info->rates || !info->formats)) {
2486 snd_hda_query_supported_pcm(codec, info->nid,
2487 info->rates ? NULL : &info->rates,
2488 info->formats ? NULL : &info->formats,
2489 info->maxbps ? NULL : &info->maxbps);
1da177e4
LT		 2490 }
2491 if (info->ops.open == NULL)
2492 info->ops.open = hda_pcm_default_open_close;
2493 if (info->ops.close == NULL)
2494 info->ops.close = hda_pcm_default_open_close;
2495 if (info->ops.prepare == NULL) {
da3cec35
TI		 2496 if (snd_BUG_ON(!info->nid))
2497 return -EINVAL;
1da177e4
LT		 2498 info->ops.prepare = hda_pcm_default_prepare;
2499 }
1da177e4 2500 if (info->ops.cleanup == NULL) {
da3cec35
TI		 2501 if (snd_BUG_ON(!info->nid))
2502 return -EINVAL;
1da177e4
LT		 2503 info->ops.cleanup = hda_pcm_default_cleanup;
2504 }
2505 return 0;
2506}
2507
529bd6c4
TI		 2508/*
2509 * get the empty PCM device number to assign
2510 */
2511static int get_empty_pcm_device(struct hda_bus *bus, int type)
2512{
2513 static const char *dev_name[HDA_PCM_NTYPES] = {
2514 "Audio", "SPDIF", "HDMI", "Modem"
2515 };
2516 /* starting device index for each PCM type */
2517 static int dev_idx[HDA_PCM_NTYPES] = {
2518 [HDA_PCM_TYPE_AUDIO] = 0,
2519 [HDA_PCM_TYPE_SPDIF] = 1,
2520 [HDA_PCM_TYPE_HDMI] = 3,
2521 [HDA_PCM_TYPE_MODEM] = 6
2522 };
2523 /* normal audio device indices; not linear to keep compatibility */
2524 static int audio_idx[4] = { 0, 2, 4, 5 };
2525 int i, dev;
2526
2527 switch (type) {
2528 case HDA_PCM_TYPE_AUDIO:
2529 for (i = 0; i < ARRAY_SIZE(audio_idx); i++) {
2530 dev = audio_idx[i];
2531 if (!test_bit(dev, bus->pcm_dev_bits))
2532 break;
2533 }
2534 if (i >= ARRAY_SIZE(audio_idx)) {
2535 snd_printk(KERN_WARNING "Too many audio devices\n");
2536 return -EAGAIN;
2537 }
2538 break;
2539 case HDA_PCM_TYPE_SPDIF:
2540 case HDA_PCM_TYPE_HDMI:
2541 case HDA_PCM_TYPE_MODEM:
2542 dev = dev_idx[type];
2543 if (test_bit(dev, bus->pcm_dev_bits)) {
2544 snd_printk(KERN_WARNING "%s already defined\n",
2545 dev_name[type]);
2546 return -EAGAIN;
2547 }
2548 break;
2549 default:
2550 snd_printk(KERN_WARNING "Invalid PCM type %d\n", type);
2551 return -EINVAL;
2552 }
2553 set_bit(dev, bus->pcm_dev_bits);
2554 return dev;
2555}
2556
176d5335
TI		 2557/*
2558 * attach a new PCM stream
2559 */
529bd6c4 2560static int snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm)
176d5335 2561{
33fa35ed 2562 struct hda_bus *bus = codec->bus;
176d5335
TI		 2563 struct hda_pcm_stream *info;
2564 int stream, err;
2565
b91f080f 2566 if (snd_BUG_ON(!pcm->name))
176d5335
TI		 2567 return -EINVAL;
2568 for (stream = 0; stream < 2; stream++) {
2569 info = &pcm->stream[stream];
2570 if (info->substreams) {
2571 err = set_pcm_default_values(codec, info);
2572 if (err < 0)
2573 return err;
2574 }
2575 }
33fa35ed 2576 return bus->ops.attach_pcm(bus, codec, pcm);
176d5335
TI		 2577}
2578
529bd6c4
TI		 2579/* assign all PCMs of the given codec */
2580int snd_hda_codec_build_pcms(struct hda_codec *codec)
2581{
2582 unsigned int pcm;
2583 int err;
2584
2585 if (!codec->num_pcms) {
2586 if (!codec->patch_ops.build_pcms)
2587 return 0;
2588 err = codec->patch_ops.build_pcms(codec);
2589 if (err < 0)
2590 return err;
2591 }
2592 for (pcm = 0; pcm < codec->num_pcms; pcm++) {
2593 struct hda_pcm *cpcm = &codec->pcm_info[pcm];
2594 int dev;
2595
2596 if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)
2597 return 0; /* no substreams assigned */
2598
2599 if (!cpcm->pcm) {
2600 dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type);
2601 if (dev < 0)
2602 return 0;
2603 cpcm->device = dev;
2604 err = snd_hda_attach_pcm(codec, cpcm);
2605 if (err < 0)
2606 return err;
2607 }
2608 }
2609 return 0;
2610}
2611
1da177e4
LT		 2612/**
2613 * snd_hda_build_pcms - build PCM information
2614 * @bus: the BUS
2615 *
2616 * Create PCM information for each codec included in the bus.
2617 *
2618 * The build_pcms codec patch is requested to set up codec->num_pcms and
2619 * codec->pcm_info properly. The array is referred by the top-level driver
2620 * to create its PCM instances.
2621 * The allocated codec->pcm_info should be released in codec->patch_ops.free
2622 * callback.
2623 *
2624 * At least, substreams, channels_min and channels_max must be filled for
2625 * each stream. substreams = 0 indicates that the stream doesn't exist.
2626 * When rates and/or formats are zero, the supported values are queried
2627 * from the given nid. The nid is used also by the default ops.prepare
2628 * and ops.cleanup callbacks.
2629 *
2630 * The driver needs to call ops.open in its open callback. Similarly,
2631 * ops.close is supposed to be called in the close callback.
2632 * ops.prepare should be called in the prepare or hw_params callback
2633 * with the proper parameters for set up.
2634 * ops.cleanup should be called in hw_free for clean up of streams.
2635 *
2636 * This function returns 0 if successfull, or a negative error code.
2637 */
529bd6c4 2638int __devinit snd_hda_build_pcms(struct hda_bus *bus)
1da177e4 2639{
0ba21762 2640 struct hda_codec *codec;
1da177e4 2641
0ba21762 2642 list_for_each_entry(codec, &bus->codec_list, list) {
529bd6c4
TI		 2643 int err = snd_hda_codec_build_pcms(codec);
2644 if (err < 0)
2645 return err;
1da177e4
LT		 2646 }
2647 return 0;
2648}
1289e9e8 2649EXPORT_SYMBOL_GPL(snd_hda_build_pcms);
1da177e4 2650
1da177e4
LT		 2651/**
2652 * snd_hda_check_board_config - compare the current codec with the config table
2653 * @codec: the HDA codec
f5fcc13c
TI		 2654 * @num_configs: number of config enums
2655 * @models: array of model name strings
1da177e4
LT		 2656 * @tbl: configuration table, terminated by null entries
2657 *
2658 * Compares the modelname or PCI subsystem id of the current codec with the
2659 * given configuration table. If a matching entry is found, returns its
2660 * config value (supposed to be 0 or positive).
2661 *
2662 * If no entries are matching, the function returns a negative value.
2663 */
12f288bf
TI		 2664int snd_hda_check_board_config(struct hda_codec *codec,
2665 int num_configs, const char **models,
2666 const struct snd_pci_quirk *tbl)
1da177e4 2667{
f44ac837 2668 if (codec->modelname && models) {
f5fcc13c
TI		 2669 int i;
2670 for (i = 0; i < num_configs; i++) {
2671 if (models[i] &&
f44ac837 2672 !strcmp(codec->modelname, models[i])) {
f5fcc13c
TI		 2673 snd_printd(KERN_INFO "hda_codec: model '%s' is "
2674 "selected\n", models[i]);
2675 return i;
1da177e4
LT		 2676 }
2677 }
2678 }
2679
f5fcc13c
TI		 2680 if (!codec->bus->pci || !tbl)
2681 return -1;
2682
2683 tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl);
2684 if (!tbl)
2685 return -1;
2686 if (tbl->value >= 0 && tbl->value < num_configs) {
62cf872a 2687#ifdef CONFIG_SND_DEBUG_VERBOSE
f5fcc13c
TI		 2688 char tmp[10];
2689 const char *model = NULL;
2690 if (models)
2691 model = models[tbl->value];
2692 if (!model) {
2693 sprintf(tmp, "#%d", tbl->value);
2694 model = tmp;
1da177e4 2695 }
f5fcc13c
TI		 2696 snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
2697 "for config %x:%x (%s)\n",
2698 model, tbl->subvendor, tbl->subdevice,
2699 (tbl->name ? tbl->name : "Unknown device"));
2700#endif
2701 return tbl->value;
1da177e4
LT		 2702 }
2703 return -1;
2704}
1289e9e8 2705EXPORT_SYMBOL_GPL(snd_hda_check_board_config);
1da177e4
LT		 2706
2707/**
2708 * snd_hda_add_new_ctls - create controls from the array
2709 * @codec: the HDA codec
c8b6bf9b 2710 * @knew: the array of struct snd_kcontrol_new
1da177e4
LT		 2711 *
2712 * This helper function creates and add new controls in the given array.
2713 * The array must be terminated with an empty entry as terminator.
2714 *
2715 * Returns 0 if successful, or a negative error code.
2716 */
12f288bf 2717int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
1da177e4 2718{
cb53c626 2719 int err;
1da177e4
LT		 2720
2721 for (; knew->name; knew++) {
54d17403
TI		 2722 struct snd_kcontrol *kctl;
2723 kctl = snd_ctl_new1(knew, codec);
0ba21762 2724 if (!kctl)
54d17403 2725 return -ENOMEM;
d13bd412 2726 err = snd_hda_ctl_add(codec, kctl);
54d17403 2727 if (err < 0) {
0ba21762 2728 if (!codec->addr)
54d17403
TI		 2729 return err;
2730 kctl = snd_ctl_new1(knew, codec);
0ba21762 2731 if (!kctl)
54d17403
TI		 2732 return -ENOMEM;
2733 kctl->id.device = codec->addr;
d13bd412 2734 err = snd_hda_ctl_add(codec, kctl);
0ba21762 2735 if (err < 0)
54d17403
TI		 2736 return err;
2737 }
1da177e4
LT		 2738 }
2739 return 0;
2740}
1289e9e8 2741EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls);
1da177e4 2742
cb53c626
TI		 2743#ifdef CONFIG_SND_HDA_POWER_SAVE
2744static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2745 unsigned int power_state);
2746
2747static void hda_power_work(struct work_struct *work)
2748{
2749 struct hda_codec *codec =
2750 container_of(work, struct hda_codec, power_work.work);
33fa35ed 2751 struct hda_bus *bus = codec->bus;
cb53c626 2752
2e492462
ML		 2753 if (!codec->power_on || codec->power_count) {
2754 codec->power_transition = 0;
cb53c626 2755 return;
2e492462 2756 }
cb53c626
TI		 2757
2758 hda_call_codec_suspend(codec);
33fa35ed
TI		 2759 if (bus->ops.pm_notify)
2760 bus->ops.pm_notify(bus);
cb53c626
TI		 2761}
2762
2763static void hda_keep_power_on(struct hda_codec *codec)
2764{
2765 codec->power_count++;
2766 codec->power_on = 1;
2767}
2768
2769void snd_hda_power_up(struct hda_codec *codec)
2770{
33fa35ed
TI		 2771 struct hda_bus *bus = codec->bus;
2772
cb53c626 2773 codec->power_count++;
a221e287 2774 if (codec->power_on || codec->power_transition)
cb53c626
TI		 2775 return;
2776
2777 codec->power_on = 1;
33fa35ed
TI		 2778 if (bus->ops.pm_notify)
2779 bus->ops.pm_notify(bus);
cb53c626
TI		 2780 hda_call_codec_resume(codec);
2781 cancel_delayed_work(&codec->power_work);
a221e287 2782 codec->power_transition = 0;
cb53c626 2783}
1289e9e8
TI		 2784EXPORT_SYMBOL_GPL(snd_hda_power_up);
2785
2786#define power_save(codec) \
2787 ((codec)->bus->power_save ? *(codec)->bus->power_save : 0)
cb53c626 2788
fee2fba3
TI		 2789#define power_save(codec) \
2790 ((codec)->bus->power_save ? *(codec)->bus->power_save : 0)
2791
cb53c626
TI		 2792void snd_hda_power_down(struct hda_codec *codec)
2793{
2794 --codec->power_count;
a221e287 2795 if (!codec->power_on || codec->power_count || codec->power_transition)
cb53c626 2796 return;
fee2fba3 2797 if (power_save(codec)) {
a221e287 2798 codec->power_transition = 1; /* avoid reentrance */
cb53c626 2799 schedule_delayed_work(&codec->power_work,
fee2fba3 2800 msecs_to_jiffies(power_save(codec) * 1000));
a221e287 2801 }
cb53c626 2802}
1289e9e8 2803EXPORT_SYMBOL_GPL(snd_hda_power_down);
cb53c626
TI		 2804
2805int snd_hda_check_amp_list_power(struct hda_codec *codec,
2806 struct hda_loopback_check *check,
2807 hda_nid_t nid)
2808{
2809 struct hda_amp_list *p;
2810 int ch, v;
2811
2812 if (!check->amplist)
2813 return 0;
2814 for (p = check->amplist; p->nid; p++) {
2815 if (p->nid == nid)
2816 break;
2817 }
2818 if (!p->nid)
2819 return 0; /* nothing changed */
2820
2821 for (p = check->amplist; p->nid; p++) {
2822 for (ch = 0; ch < 2; ch++) {
2823 v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
2824 p->idx);
2825 if (!(v & HDA_AMP_MUTE) && v > 0) {
2826 if (!check->power_on) {
2827 check->power_on = 1;
2828 snd_hda_power_up(codec);
2829 }
2830 return 1;
2831 }
2832 }
2833 }
2834 if (check->power_on) {
2835 check->power_on = 0;
2836 snd_hda_power_down(codec);
2837 }
2838 return 0;
2839}
1289e9e8 2840EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power);
cb53c626 2841#endif
1da177e4 2842
c8b6bf9b 2843/*
d2a6d7dc
TI		 2844 * Channel mode helper
2845 */
0ba21762
TI		 2846int snd_hda_ch_mode_info(struct hda_codec *codec,
2847 struct snd_ctl_elem_info *uinfo,
2848 const struct hda_channel_mode *chmode,
2849 int num_chmodes)
d2a6d7dc
TI		 2850{
2851 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2852 uinfo->count = 1;
2853 uinfo->value.enumerated.items = num_chmodes;
2854 if (uinfo->value.enumerated.item >= num_chmodes)
2855 uinfo->value.enumerated.item = num_chmodes - 1;
2856 sprintf(uinfo->value.enumerated.name, "%dch",
2857 chmode[uinfo->value.enumerated.item].channels);
2858 return 0;
2859}
1289e9e8 2860EXPORT_SYMBOL_GPL(snd_hda_ch_mode_info);
d2a6d7dc 2861
0ba21762
TI		 2862int snd_hda_ch_mode_get(struct hda_codec *codec,
2863 struct snd_ctl_elem_value *ucontrol,
2864 const struct hda_channel_mode *chmode,
2865 int num_chmodes,
d2a6d7dc
TI		 2866 int max_channels)
2867{
2868 int i;
2869
2870 for (i = 0; i < num_chmodes; i++) {
2871 if (max_channels == chmode[i].channels) {
2872 ucontrol->value.enumerated.item[0] = i;
2873 break;
2874 }
2875 }
2876 return 0;
2877}
1289e9e8 2878EXPORT_SYMBOL_GPL(snd_hda_ch_mode_get);
d2a6d7dc 2879
0ba21762
TI		 2880int snd_hda_ch_mode_put(struct hda_codec *codec,
2881 struct snd_ctl_elem_value *ucontrol,
2882 const struct hda_channel_mode *chmode,
2883 int num_chmodes,
d2a6d7dc
TI		 2884 int *max_channelsp)
2885{
2886 unsigned int mode;
2887
2888 mode = ucontrol->value.enumerated.item[0];
68ea7b2f
TI		 2889 if (mode >= num_chmodes)
2890 return -EINVAL;
82beb8fd 2891 if (*max_channelsp == chmode[mode].channels)
d2a6d7dc
TI		 2892 return 0;
2893 /* change the current channel setting */
2894 *max_channelsp = chmode[mode].channels;
2895 if (chmode[mode].sequence)
82beb8fd 2896 snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
d2a6d7dc
TI		 2897 return 1;
2898}
1289e9e8 2899EXPORT_SYMBOL_GPL(snd_hda_ch_mode_put);
d2a6d7dc 2900
1da177e4
LT		 2901/*
2902 * input MUX helper
2903 */
0ba21762
TI		 2904int snd_hda_input_mux_info(const struct hda_input_mux *imux,
2905 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 2906{
2907 unsigned int index;
2908
2909 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2910 uinfo->count = 1;
2911 uinfo->value.enumerated.items = imux->num_items;
5513b0c5
TI		 2912 if (!imux->num_items)
2913 return 0;
1da177e4
LT		 2914 index = uinfo->value.enumerated.item;
2915 if (index >= imux->num_items)
2916 index = imux->num_items - 1;
2917 strcpy(uinfo->value.enumerated.name, imux->items[index].label);
2918 return 0;
2919}
1289e9e8 2920EXPORT_SYMBOL_GPL(snd_hda_input_mux_info);
1da177e4 2921
0ba21762
TI		 2922int snd_hda_input_mux_put(struct hda_codec *codec,
2923 const struct hda_input_mux *imux,
2924 struct snd_ctl_elem_value *ucontrol,
2925 hda_nid_t nid,
1da177e4
LT		 2926 unsigned int *cur_val)
2927{
2928 unsigned int idx;
2929
5513b0c5
TI		 2930 if (!imux->num_items)
2931 return 0;
1da177e4
LT		 2932 idx = ucontrol->value.enumerated.item[0];
2933 if (idx >= imux->num_items)
2934 idx = imux->num_items - 1;
82beb8fd 2935 if (*cur_val == idx)
1da177e4 2936 return 0;
82beb8fd
TI		 2937 snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
2938 imux->items[idx].index);
1da177e4
LT		 2939 *cur_val = idx;
2940 return 1;
2941}
1289e9e8 2942EXPORT_SYMBOL_GPL(snd_hda_input_mux_put);
1da177e4
LT		 2943
2944
2945/*
2946 * Multi-channel / digital-out PCM helper functions
2947 */
2948
6b97eb45
TI		 2949/* setup SPDIF output stream */
2950static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
2951 unsigned int stream_tag, unsigned int format)
2952{
2953 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2f72853c
TI		 2954 if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
2955 set_dig_out_convert(codec, nid,
2956 codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff,
2957 -1);
6b97eb45 2958 snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
2f72853c
TI		 2959 if (codec->slave_dig_outs) {
2960 hda_nid_t *d;
2961 for (d = codec->slave_dig_outs; *d; d++)
2962 snd_hda_codec_setup_stream(codec, *d, stream_tag, 0,
2963 format);
2964 }
6b97eb45 2965 /* turn on again (if needed) */
2f72853c
TI		 2966 if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
2967 set_dig_out_convert(codec, nid,
2968 codec->spdif_ctls & 0xff, -1);
2969}
de51ca12 2970
2f72853c
TI		 2971static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid)
2972{
2973 snd_hda_codec_cleanup_stream(codec, nid);
2974 if (codec->slave_dig_outs) {
2975 hda_nid_t *d;
2976 for (d = codec->slave_dig_outs; *d; d++)
2977 snd_hda_codec_cleanup_stream(codec, *d);
de51ca12 2978 }
6b97eb45
TI		 2979}
2980
1da177e4
LT		 2981/*
2982 * open the digital out in the exclusive mode
2983 */
0ba21762
TI		 2984int snd_hda_multi_out_dig_open(struct hda_codec *codec,
2985 struct hda_multi_out *mout)
1da177e4 2986{
62932df8 2987 mutex_lock(&codec->spdif_mutex);
5930ca41
TI		 2988 if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)
2989 /* already opened as analog dup; reset it once */
2f72853c 2990 cleanup_dig_out_stream(codec, mout->dig_out_nid);
1da177e4 2991 mout->dig_out_used = HDA_DIG_EXCLUSIVE;
62932df8 2992 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 2993 return 0;
2994}
1289e9e8 2995EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open);
1da177e4 2996
6b97eb45
TI		 2997int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
2998 struct hda_multi_out *mout,
2999 unsigned int stream_tag,
3000 unsigned int format,
3001 struct snd_pcm_substream *substream)
3002{
3003 mutex_lock(&codec->spdif_mutex);
3004 setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);
3005 mutex_unlock(&codec->spdif_mutex);
3006 return 0;
3007}
1289e9e8 3008EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare);
6b97eb45 3009
1da177e4
LT		 3010/*
3011 * release the digital out
3012 */
0ba21762
TI		 3013int snd_hda_multi_out_dig_close(struct hda_codec *codec,
3014 struct hda_multi_out *mout)
1da177e4 3015{
62932df8 3016 mutex_lock(&codec->spdif_mutex);
1da177e4 3017 mout->dig_out_used = 0;
62932df8 3018 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 3019 return 0;
3020}
1289e9e8 3021EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close);
1da177e4
LT		 3022
3023/*
3024 * set up more restrictions for analog out
3025 */
0ba21762
TI		 3026int snd_hda_multi_out_analog_open(struct hda_codec *codec,
3027 struct hda_multi_out *mout,
9a08160b
TI		 3028 struct snd_pcm_substream *substream,
3029 struct hda_pcm_stream *hinfo)
3030{
3031 struct snd_pcm_runtime *runtime = substream->runtime;
3032 runtime->hw.channels_max = mout->max_channels;
3033 if (mout->dig_out_nid) {
3034 if (!mout->analog_rates) {
3035 mout->analog_rates = hinfo->rates;
3036 mout->analog_formats = hinfo->formats;
3037 mout->analog_maxbps = hinfo->maxbps;
3038 } else {
3039 runtime->hw.rates = mout->analog_rates;
3040 runtime->hw.formats = mout->analog_formats;
3041 hinfo->maxbps = mout->analog_maxbps;
3042 }
3043 if (!mout->spdif_rates) {
3044 snd_hda_query_supported_pcm(codec, mout->dig_out_nid,
3045 &mout->spdif_rates,
3046 &mout->spdif_formats,
3047 &mout->spdif_maxbps);
3048 }
3049 mutex_lock(&codec->spdif_mutex);
3050 if (mout->share_spdif) {
3051 runtime->hw.rates &= mout->spdif_rates;
3052 runtime->hw.formats &= mout->spdif_formats;
3053 if (mout->spdif_maxbps < hinfo->maxbps)
3054 hinfo->maxbps = mout->spdif_maxbps;
3055 }
eaa9985b 3056 mutex_unlock(&codec->spdif_mutex);
9a08160b 3057 }
1da177e4
LT		 3058 return snd_pcm_hw_constraint_step(substream->runtime, 0,
3059 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
3060}
1289e9e8 3061EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open);
1da177e4
LT		 3062
3063/*
3064 * set up the i/o for analog out
3065 * when the digital out is available, copy the front out to digital out, too.
3066 */
0ba21762
TI		 3067int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
3068 struct hda_multi_out *mout,
1da177e4
LT		 3069 unsigned int stream_tag,
3070 unsigned int format,
c8b6bf9b 3071 struct snd_pcm_substream *substream)
1da177e4
LT		 3072{
3073 hda_nid_t *nids = mout->dac_nids;
3074 int chs = substream->runtime->channels;
3075 int i;
3076
62932df8 3077 mutex_lock(&codec->spdif_mutex);
9a08160b
TI		 3078 if (mout->dig_out_nid && mout->share_spdif &&
3079 mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
1da177e4 3080 if (chs == 2 &&
0ba21762
TI		 3081 snd_hda_is_supported_format(codec, mout->dig_out_nid,
3082 format) &&
3083 !(codec->spdif_status & IEC958_AES0_NONAUDIO)) {
1da177e4 3084 mout->dig_out_used = HDA_DIG_ANALOG_DUP;
6b97eb45
TI		 3085 setup_dig_out_stream(codec, mout->dig_out_nid,
3086 stream_tag, format);
1da177e4
LT		 3087 } else {
3088 mout->dig_out_used = 0;
2f72853c 3089 cleanup_dig_out_stream(codec, mout->dig_out_nid);
1da177e4
LT		 3090 }
3091 }
62932df8 3092 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 3093
3094 /* front */
0ba21762
TI		 3095 snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,
3096 0, format);
d29240ce
TI		 3097 if (!mout->no_share_stream &&
3098 mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])
1da177e4 3099 /* headphone out will just decode front left/right (stereo) */
0ba21762
TI		 3100 snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,
3101 0, format);
82bc955f
TI		 3102 /* extra outputs copied from front */
3103 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
d29240ce 3104 if (!mout->no_share_stream && mout->extra_out_nid[i])
82bc955f
TI		 3105 snd_hda_codec_setup_stream(codec,
3106 mout->extra_out_nid[i],
3107 stream_tag, 0, format);
3108
1da177e4
LT		 3109 /* surrounds */
3110 for (i = 1; i < mout->num_dacs; i++) {
4b3acaf5 3111 if (chs >= (i + 1) * 2) /* independent out */
0ba21762
TI		 3112 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
3113 i * 2, format);
d29240ce 3114 else if (!mout->no_share_stream) /* copy front */
0ba21762
TI		 3115 snd_hda_codec_setup_stream(codec, nids[i], stream_tag,
3116 0, format);
1da177e4
LT		 3117 }
3118 return 0;
3119}
1289e9e8 3120EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare);
1da177e4
LT		 3121
3122/*
3123 * clean up the setting for analog out
3124 */
0ba21762
TI		 3125int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
3126 struct hda_multi_out *mout)
1da177e4
LT		 3127{
3128 hda_nid_t *nids = mout->dac_nids;
3129 int i;
3130
3131 for (i = 0; i < mout->num_dacs; i++)
888afa15 3132 snd_hda_codec_cleanup_stream(codec, nids[i]);
1da177e4 3133 if (mout->hp_nid)
888afa15 3134 snd_hda_codec_cleanup_stream(codec, mout->hp_nid);
82bc955f
TI		 3135 for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)
3136 if (mout->extra_out_nid[i])
888afa15
TI		 3137 snd_hda_codec_cleanup_stream(codec,
3138 mout->extra_out_nid[i]);
62932df8 3139 mutex_lock(&codec->spdif_mutex);
1da177e4 3140 if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {
2f72853c 3141 cleanup_dig_out_stream(codec, mout->dig_out_nid);
1da177e4
LT		 3142 mout->dig_out_used = 0;
3143 }
62932df8 3144 mutex_unlock(&codec->spdif_mutex);
1da177e4
LT		 3145 return 0;
3146}
1289e9e8 3147EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup);
1da177e4 3148
e9edcee0 3149/*
6b34500c 3150 * Helper for automatic pin configuration
e9edcee0 3151 */
df694daa 3152
12f288bf 3153static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list)
df694daa
KY		 3154{
3155 for (; *list; list++)
3156 if (*list == nid)
3157 return 1;
3158 return 0;
3159}
3160
81937d3b
SL		 3161
3162/*
3163 * Sort an associated group of pins according to their sequence numbers.
3164 */
3165static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
3166 int num_pins)
3167{
3168 int i, j;
3169 short seq;
3170 hda_nid_t nid;
3171
3172 for (i = 0; i < num_pins; i++) {
3173 for (j = i + 1; j < num_pins; j++) {
3174 if (sequences[i] > sequences[j]) {
3175 seq = sequences[i];
3176 sequences[i] = sequences[j];
3177 sequences[j] = seq;
3178 nid = pins[i];
3179 pins[i] = pins[j];
3180 pins[j] = nid;
3181 }
3182 }
3183 }
3184}
3185
3186
82bc955f
TI		 3187/*
3188 * Parse all pin widgets and store the useful pin nids to cfg
3189 *
3190 * The number of line-outs or any primary output is stored in line_outs,
3191 * and the corresponding output pins are assigned to line_out_pins[],
3192 * in the order of front, rear, CLFE, side, ...
3193 *
3194 * If more extra outputs (speaker and headphone) are found, the pins are
eb06ed8f 3195 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
82bc955f
TI		 3196 * is detected, one of speaker of HP pins is assigned as the primary
3197 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
3198 * if any analog output exists.
3199 *
3200 * The analog input pins are assigned to input_pins array.
3201 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
3202 * respectively.
3203 */
12f288bf
TI		 3204int snd_hda_parse_pin_def_config(struct hda_codec *codec,
3205 struct auto_pin_cfg *cfg,
3206 hda_nid_t *ignore_nids)
e9edcee0 3207{
0ef6ce7b 3208 hda_nid_t nid, end_nid;
81937d3b
SL		 3209 short seq, assoc_line_out, assoc_speaker;
3210 short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
3211 short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
f889fa91 3212 short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
e9edcee0
TI		 3213
3214 memset(cfg, 0, sizeof(*cfg));
3215
81937d3b
SL		 3216 memset(sequences_line_out, 0, sizeof(sequences_line_out));
3217 memset(sequences_speaker, 0, sizeof(sequences_speaker));
f889fa91 3218 memset(sequences_hp, 0, sizeof(sequences_hp));
81937d3b 3219 assoc_line_out = assoc_speaker = 0;
e9edcee0 3220
0ef6ce7b
TI		 3221 end_nid = codec->start_nid + codec->num_nodes;
3222 for (nid = codec->start_nid; nid < end_nid; nid++) {
54d17403 3223 unsigned int wid_caps = get_wcaps(codec, nid);
0ba21762
TI		 3224 unsigned int wid_type =
3225 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
e9edcee0
TI		 3226 unsigned int def_conf;
3227 short assoc, loc;
3228
3229 /* read all default configuration for pin complex */
3230 if (wid_type != AC_WID_PIN)
3231 continue;
df694daa
KY		 3232 /* ignore the given nids (e.g. pc-beep returns error) */
3233 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
3234 continue;
3235
0ba21762
TI		 3236 def_conf = snd_hda_codec_read(codec, nid, 0,
3237 AC_VERB_GET_CONFIG_DEFAULT, 0);
e9edcee0
TI		 3238 if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
3239 continue;
3240 loc = get_defcfg_location(def_conf);
3241 switch (get_defcfg_device(def_conf)) {
3242 case AC_JACK_LINE_OUT:
e9edcee0
TI		 3243 seq = get_defcfg_sequence(def_conf);
3244 assoc = get_defcfg_association(def_conf);
90da78bf
MR		 3245
3246 if (!(wid_caps & AC_WCAP_STEREO))
3247 if (!cfg->mono_out_pin)
3248 cfg->mono_out_pin = nid;
0ba21762 3249 if (!assoc)
e9edcee0 3250 continue;
0ba21762 3251 if (!assoc_line_out)
e9edcee0
TI		 3252 assoc_line_out = assoc;
3253 else if (assoc_line_out != assoc)
3254 continue;
3255 if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
3256 continue;
3257 cfg->line_out_pins[cfg->line_outs] = nid;
81937d3b 3258 sequences_line_out[cfg->line_outs] = seq;
e9edcee0
TI		 3259 cfg->line_outs++;
3260 break;
8d88bc3d 3261 case AC_JACK_SPEAKER:
81937d3b
SL		 3262 seq = get_defcfg_sequence(def_conf);
3263 assoc = get_defcfg_association(def_conf);
3264 if (! assoc)
3265 continue;
3266 if (! assoc_speaker)
3267 assoc_speaker = assoc;
3268 else if (assoc_speaker != assoc)
3269 continue;
82bc955f
TI		 3270 if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
3271 continue;
3272 cfg->speaker_pins[cfg->speaker_outs] = nid;
81937d3b 3273 sequences_speaker[cfg->speaker_outs] = seq;
82bc955f 3274 cfg->speaker_outs++;
8d88bc3d 3275 break;
e9edcee0 3276 case AC_JACK_HP_OUT:
f889fa91
TI		 3277 seq = get_defcfg_sequence(def_conf);
3278 assoc = get_defcfg_association(def_conf);
eb06ed8f
TI		 3279 if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
3280 continue;
3281 cfg->hp_pins[cfg->hp_outs] = nid;
f889fa91 3282 sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
eb06ed8f 3283 cfg->hp_outs++;
e9edcee0 3284 break;
314634bc
TI		 3285 case AC_JACK_MIC_IN: {
3286 int preferred, alt;
3287 if (loc == AC_JACK_LOC_FRONT) {
3288 preferred = AUTO_PIN_FRONT_MIC;
3289 alt = AUTO_PIN_MIC;
3290 } else {
3291 preferred = AUTO_PIN_MIC;
3292 alt = AUTO_PIN_FRONT_MIC;
3293 }
3294 if (!cfg->input_pins[preferred])
3295 cfg->input_pins[preferred] = nid;
3296 else if (!cfg->input_pins[alt])
3297 cfg->input_pins[alt] = nid;
e9edcee0 3298 break;
314634bc 3299 }
e9edcee0
TI		 3300 case AC_JACK_LINE_IN:
3301 if (loc == AC_JACK_LOC_FRONT)
3302 cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
3303 else
3304 cfg->input_pins[AUTO_PIN_LINE] = nid;
3305 break;
3306 case AC_JACK_CD:
3307 cfg->input_pins[AUTO_PIN_CD] = nid;
3308 break;
3309 case AC_JACK_AUX:
3310 cfg->input_pins[AUTO_PIN_AUX] = nid;
3311 break;
3312 case AC_JACK_SPDIF_OUT:
3313 cfg->dig_out_pin = nid;
3314 break;
3315 case AC_JACK_SPDIF_IN:
3316 cfg->dig_in_pin = nid;
3317 break;
3318 }
3319 }
3320
5832fcf8
TI		 3321 /* FIX-UP:
3322 * If no line-out is defined but multiple HPs are found,
3323 * some of them might be the real line-outs.
3324 */
3325 if (!cfg->line_outs && cfg->hp_outs > 1) {
3326 int i = 0;
3327 while (i < cfg->hp_outs) {
3328 /* The real HPs should have the sequence 0x0f */
3329 if ((sequences_hp[i] & 0x0f) == 0x0f) {
3330 i++;
3331 continue;
3332 }
3333 /* Move it to the line-out table */
3334 cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
3335 sequences_line_out[cfg->line_outs] = sequences_hp[i];
3336 cfg->line_outs++;
3337 cfg->hp_outs--;
3338 memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
3339 sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
3340 memmove(sequences_hp + i - 1, sequences_hp + i,
3341 sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
3342 }
3343 }
3344
e9edcee0 3345 /* sort by sequence */
81937d3b
SL		 3346 sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
3347 cfg->line_outs);
3348 sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
3349 cfg->speaker_outs);
f889fa91
TI		 3350 sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
3351 cfg->hp_outs);
81937d3b 3352
f889fa91
TI		 3353 /* if we have only one mic, make it AUTO_PIN_MIC */
3354 if (!cfg->input_pins[AUTO_PIN_MIC] &&
3355 cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
3356 cfg->input_pins[AUTO_PIN_MIC] =
3357 cfg->input_pins[AUTO_PIN_FRONT_MIC];
3358 cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
3359 }
3360 /* ditto for line-in */
3361 if (!cfg->input_pins[AUTO_PIN_LINE] &&
3362 cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
3363 cfg->input_pins[AUTO_PIN_LINE] =
3364 cfg->input_pins[AUTO_PIN_FRONT_LINE];
3365 cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
3366 }
3367
81937d3b
SL		 3368 /*
3369 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
3370 * as a primary output
3371 */
3372 if (!cfg->line_outs) {
3373 if (cfg->speaker_outs) {
3374 cfg->line_outs = cfg->speaker_outs;
3375 memcpy(cfg->line_out_pins, cfg->speaker_pins,
3376 sizeof(cfg->speaker_pins));
3377 cfg->speaker_outs = 0;
3378 memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
3379 cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
3380 } else if (cfg->hp_outs) {
3381 cfg->line_outs = cfg->hp_outs;
3382 memcpy(cfg->line_out_pins, cfg->hp_pins,
3383 sizeof(cfg->hp_pins));
3384 cfg->hp_outs = 0;
3385 memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
3386 cfg->line_out_type = AUTO_PIN_HP_OUT;
3387 }
3388 }
e9edcee0 3389
cb8e2f83
TI		 3390 /* Reorder the surround channels
3391 * ALSA sequence is front/surr/clfe/side
3392 * HDA sequence is:
3393 * 4-ch: front/surr => OK as it is
3394 * 6-ch: front/clfe/surr
9422db40 3395 * 8-ch: front/clfe/rear/side|fc
cb8e2f83
TI		 3396 */
3397 switch (cfg->line_outs) {
3398 case 3:
cb8e2f83
TI		 3399 case 4:
3400 nid = cfg->line_out_pins[1];
9422db40 3401 cfg->line_out_pins[1] = cfg->line_out_pins[2];
cb8e2f83
TI		 3402 cfg->line_out_pins[2] = nid;
3403 break;
e9edcee0
TI		 3404 }
3405
82bc955f
TI		 3406 /*
3407 * debug prints of the parsed results
3408 */
3409 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3410 cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
3411 cfg->line_out_pins[2], cfg->line_out_pins[3],
3412 cfg->line_out_pins[4]);
3413 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3414 cfg->speaker_outs, cfg->speaker_pins[0],
3415 cfg->speaker_pins[1], cfg->speaker_pins[2],
3416 cfg->speaker_pins[3], cfg->speaker_pins[4]);
eb06ed8f
TI		 3417 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
3418 cfg->hp_outs, cfg->hp_pins[0],
3419 cfg->hp_pins[1], cfg->hp_pins[2],
3420 cfg->hp_pins[3], cfg->hp_pins[4]);
90da78bf 3421 snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin);
82bc955f
TI		 3422 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
3423 " cd=0x%x, aux=0x%x\n",
3424 cfg->input_pins[AUTO_PIN_MIC],
3425 cfg->input_pins[AUTO_PIN_FRONT_MIC],
3426 cfg->input_pins[AUTO_PIN_LINE],
3427 cfg->input_pins[AUTO_PIN_FRONT_LINE],
3428 cfg->input_pins[AUTO_PIN_CD],
3429 cfg->input_pins[AUTO_PIN_AUX]);
3430
e9edcee0
TI		 3431 return 0;
3432}
1289e9e8 3433EXPORT_SYMBOL_GPL(snd_hda_parse_pin_def_config);
e9edcee0 3434
4a471b7d
TI		 3435/* labels for input pins */
3436const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
3437 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
3438};
1289e9e8 3439EXPORT_SYMBOL_GPL(auto_pin_cfg_labels);
4a471b7d
TI		 3440
3441
1da177e4
LT		 3442#ifdef CONFIG_PM
3443/*
3444 * power management
3445 */
3446
3447/**
3448 * snd_hda_suspend - suspend the codecs
3449 * @bus: the HDA bus
3450 * @state: suspsend state
3451 *
3452 * Returns 0 if successful.
3453 */
3454int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
3455{
0ba21762 3456 struct hda_codec *codec;
1da177e4 3457
0ba21762 3458 list_for_each_entry(codec, &bus->codec_list, list) {
0b7a2e9c
TI		 3459#ifdef CONFIG_SND_HDA_POWER_SAVE
3460 if (!codec->power_on)
3461 continue;
3462#endif
cb53c626 3463 hda_call_codec_suspend(codec);
1da177e4
LT		 3464 }
3465 return 0;
3466}
1289e9e8 3467EXPORT_SYMBOL_GPL(snd_hda_suspend);
1da177e4
LT		 3468
3469/**
3470 * snd_hda_resume - resume the codecs
3471 * @bus: the HDA bus
1da177e4
LT		 3472 *
3473 * Returns 0 if successful.
cb53c626
TI		 3474 *
3475 * This fucntion is defined only when POWER_SAVE isn't set.
3476 * In the power-save mode, the codec is resumed dynamically.
1da177e4
LT		 3477 */
3478int snd_hda_resume(struct hda_bus *bus)
3479{
0ba21762 3480 struct hda_codec *codec;
1da177e4 3481
0ba21762 3482 list_for_each_entry(codec, &bus->codec_list, list) {
d804ad92
ML		 3483 if (snd_hda_codec_needs_resume(codec))
3484 hda_call_codec_resume(codec);
1da177e4 3485 }
1da177e4
LT		 3486 return 0;
3487}
1289e9e8
TI		 3488EXPORT_SYMBOL_GPL(snd_hda_resume);
3489#endif /* CONFIG_PM */
b2e18597
TI		 3490
3491/*
3492 * generic arrays
3493 */
3494
3495/* get a new element from the given array
3496 * if it exceeds the pre-allocated array size, re-allocate the array
3497 */
3498void *snd_array_new(struct snd_array *array)
3499{
3500 if (array->used >= array->alloced) {
3501 int num = array->alloced + array->alloc_align;
b910d9ae
TI		 3502 void *nlist;
3503 if (snd_BUG_ON(num >= 4096))
3504 return NULL;
3505 nlist = kcalloc(num + 1, array->elem_size, GFP_KERNEL);
b2e18597
TI		 3506 if (!nlist)
3507 return NULL;
3508 if (array->list) {
3509 memcpy(nlist, array->list,
3510 array->elem_size * array->alloced);
3511 kfree(array->list);
3512 }
3513 array->list = nlist;
3514 array->alloced = num;
3515 }
f43aa025 3516 return snd_array_elem(array, array->used++);
b2e18597 3517}
1289e9e8 3518EXPORT_SYMBOL_GPL(snd_array_new);
b2e18597
TI		 3519
3520/* free the given array elements */
3521void snd_array_free(struct snd_array *array)
3522{
3523 kfree(array->list);
3524 array->used = 0;
3525 array->alloced = 0;
3526 array->list = NULL;
3527}
1289e9e8 3528EXPORT_SYMBOL_GPL(snd_array_free);
b2022266
TI		 3529
3530/*
3531 * used by hda_proc.c and hda_eld.c
3532 */
3533void snd_print_pcm_rates(int pcm, char *buf, int buflen)
3534{
3535 static unsigned int rates[] = {
3536 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
3537 96000, 176400, 192000, 384000
3538 };
3539 int i, j;
3540
3541 for (i = 0, j = 0; i < ARRAY_SIZE(rates); i++)
3542 if (pcm & (1 << i))
3543 j += snprintf(buf + j, buflen - j, " %d", rates[i]);
3544
3545 buf[j] = '\0'; /* necessary when j == 0 */
3546}
1289e9e8 3547EXPORT_SYMBOL_GPL(snd_print_pcm_rates);
b2022266
TI		 3548
3549void snd_print_pcm_bits(int pcm, char *buf, int buflen)
3550{
3551 static unsigned int bits[] = { 8, 16, 20, 24, 32 };
3552 int i, j;
3553
3554 for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++)
3555 if (pcm & (AC_SUPPCM_BITS_8 << i))
3556 j += snprintf(buf + j, buflen - j, " %d", bits[i]);
3557
3558 buf[j] = '\0'; /* necessary when j == 0 */
3559}
1289e9e8
TI		 3560EXPORT_SYMBOL_GPL(snd_print_pcm_bits);
3561
3562MODULE_DESCRIPTION("HDA codec core");
3563MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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