Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Universal Interface for Intel High Definition Audio Codec | |
3 | * | |
4 | * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> | |
5 | * | |
6 | * | |
7 | * This driver is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This driver is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #include <sound/driver.h> | |
23 | #include <linux/init.h> | |
24 | #include <linux/delay.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/pci.h> | |
62932df8 | 27 | #include <linux/mutex.h> |
1da177e4 LT |
28 | #include <sound/core.h> |
29 | #include "hda_codec.h" | |
30 | #include <sound/asoundef.h> | |
302e9c5a | 31 | #include <sound/tlv.h> |
1da177e4 LT |
32 | #include <sound/initval.h> |
33 | #include "hda_local.h" | |
34 | ||
35 | ||
1da177e4 LT |
36 | /* |
37 | * vendor / preset table | |
38 | */ | |
39 | ||
40 | struct hda_vendor_id { | |
41 | unsigned int id; | |
42 | const char *name; | |
43 | }; | |
44 | ||
45 | /* codec vendor labels */ | |
46 | static struct hda_vendor_id hda_vendor_ids[] = { | |
47 | { 0x10ec, "Realtek" }, | |
a9226251 | 48 | { 0x1057, "Motorola" }, |
c577b8a1 | 49 | { 0x1106, "VIA" }, |
54b903ec | 50 | { 0x11d4, "Analog Devices" }, |
1da177e4 | 51 | { 0x13f6, "C-Media" }, |
a9226251 | 52 | { 0x14f1, "Conexant" }, |
1da177e4 | 53 | { 0x434d, "C-Media" }, |
2f2f4251 | 54 | { 0x8384, "SigmaTel" }, |
1da177e4 LT |
55 | {} /* terminator */ |
56 | }; | |
57 | ||
58 | /* codec presets */ | |
59 | #include "hda_patch.h" | |
60 | ||
61 | ||
62 | /** | |
63 | * snd_hda_codec_read - send a command and get the response | |
64 | * @codec: the HDA codec | |
65 | * @nid: NID to send the command | |
66 | * @direct: direct flag | |
67 | * @verb: the verb to send | |
68 | * @parm: the parameter for the verb | |
69 | * | |
70 | * Send a single command and read the corresponding response. | |
71 | * | |
72 | * Returns the obtained response value, or -1 for an error. | |
73 | */ | |
0ba21762 TI |
74 | unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, |
75 | int direct, | |
1da177e4 LT |
76 | unsigned int verb, unsigned int parm) |
77 | { | |
78 | unsigned int res; | |
62932df8 | 79 | mutex_lock(&codec->bus->cmd_mutex); |
0ba21762 | 80 | if (!codec->bus->ops.command(codec, nid, direct, verb, parm)) |
1da177e4 LT |
81 | res = codec->bus->ops.get_response(codec); |
82 | else | |
83 | res = (unsigned int)-1; | |
62932df8 | 84 | mutex_unlock(&codec->bus->cmd_mutex); |
1da177e4 LT |
85 | return res; |
86 | } | |
87 | ||
88 | /** | |
89 | * snd_hda_codec_write - send a single command without waiting for response | |
90 | * @codec: the HDA codec | |
91 | * @nid: NID to send the command | |
92 | * @direct: direct flag | |
93 | * @verb: the verb to send | |
94 | * @parm: the parameter for the verb | |
95 | * | |
96 | * Send a single command without waiting for response. | |
97 | * | |
98 | * Returns 0 if successful, or a negative error code. | |
99 | */ | |
100 | int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct, | |
101 | unsigned int verb, unsigned int parm) | |
102 | { | |
103 | int err; | |
62932df8 | 104 | mutex_lock(&codec->bus->cmd_mutex); |
1da177e4 | 105 | err = codec->bus->ops.command(codec, nid, direct, verb, parm); |
62932df8 | 106 | mutex_unlock(&codec->bus->cmd_mutex); |
1da177e4 LT |
107 | return err; |
108 | } | |
109 | ||
110 | /** | |
111 | * snd_hda_sequence_write - sequence writes | |
112 | * @codec: the HDA codec | |
113 | * @seq: VERB array to send | |
114 | * | |
115 | * Send the commands sequentially from the given array. | |
116 | * The array must be terminated with NID=0. | |
117 | */ | |
118 | void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq) | |
119 | { | |
120 | for (; seq->nid; seq++) | |
121 | snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param); | |
122 | } | |
123 | ||
124 | /** | |
125 | * snd_hda_get_sub_nodes - get the range of sub nodes | |
126 | * @codec: the HDA codec | |
127 | * @nid: NID to parse | |
128 | * @start_id: the pointer to store the start NID | |
129 | * | |
130 | * Parse the NID and store the start NID of its sub-nodes. | |
131 | * Returns the number of sub-nodes. | |
132 | */ | |
0ba21762 TI |
133 | int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, |
134 | hda_nid_t *start_id) | |
1da177e4 LT |
135 | { |
136 | unsigned int parm; | |
137 | ||
138 | parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT); | |
139 | *start_id = (parm >> 16) & 0x7fff; | |
140 | return (int)(parm & 0x7fff); | |
141 | } | |
142 | ||
143 | /** | |
144 | * snd_hda_get_connections - get connection list | |
145 | * @codec: the HDA codec | |
146 | * @nid: NID to parse | |
147 | * @conn_list: connection list array | |
148 | * @max_conns: max. number of connections to store | |
149 | * | |
150 | * Parses the connection list of the given widget and stores the list | |
151 | * of NIDs. | |
152 | * | |
153 | * Returns the number of connections, or a negative error code. | |
154 | */ | |
155 | int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, | |
156 | hda_nid_t *conn_list, int max_conns) | |
157 | { | |
158 | unsigned int parm; | |
54d17403 | 159 | int i, conn_len, conns; |
1da177e4 | 160 | unsigned int shift, num_elems, mask; |
54d17403 | 161 | hda_nid_t prev_nid; |
1da177e4 LT |
162 | |
163 | snd_assert(conn_list && max_conns > 0, return -EINVAL); | |
164 | ||
165 | parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN); | |
166 | if (parm & AC_CLIST_LONG) { | |
167 | /* long form */ | |
168 | shift = 16; | |
169 | num_elems = 2; | |
170 | } else { | |
171 | /* short form */ | |
172 | shift = 8; | |
173 | num_elems = 4; | |
174 | } | |
175 | conn_len = parm & AC_CLIST_LENGTH; | |
1da177e4 LT |
176 | mask = (1 << (shift-1)) - 1; |
177 | ||
0ba21762 | 178 | if (!conn_len) |
1da177e4 LT |
179 | return 0; /* no connection */ |
180 | ||
181 | if (conn_len == 1) { | |
182 | /* single connection */ | |
0ba21762 TI |
183 | parm = snd_hda_codec_read(codec, nid, 0, |
184 | AC_VERB_GET_CONNECT_LIST, 0); | |
1da177e4 LT |
185 | conn_list[0] = parm & mask; |
186 | return 1; | |
187 | } | |
188 | ||
189 | /* multi connection */ | |
190 | conns = 0; | |
54d17403 TI |
191 | prev_nid = 0; |
192 | for (i = 0; i < conn_len; i++) { | |
193 | int range_val; | |
194 | hda_nid_t val, n; | |
195 | ||
196 | if (i % num_elems == 0) | |
197 | parm = snd_hda_codec_read(codec, nid, 0, | |
198 | AC_VERB_GET_CONNECT_LIST, i); | |
0ba21762 | 199 | range_val = !!(parm & (1 << (shift-1))); /* ranges */ |
54d17403 TI |
200 | val = parm & mask; |
201 | parm >>= shift; | |
202 | if (range_val) { | |
203 | /* ranges between the previous and this one */ | |
0ba21762 TI |
204 | if (!prev_nid || prev_nid >= val) { |
205 | snd_printk(KERN_WARNING "hda_codec: " | |
206 | "invalid dep_range_val %x:%x\n", | |
207 | prev_nid, val); | |
54d17403 TI |
208 | continue; |
209 | } | |
210 | for (n = prev_nid + 1; n <= val; n++) { | |
211 | if (conns >= max_conns) { | |
0ba21762 TI |
212 | snd_printk(KERN_ERR |
213 | "Too many connections\n"); | |
1da177e4 | 214 | return -EINVAL; |
54d17403 TI |
215 | } |
216 | conn_list[conns++] = n; | |
1da177e4 | 217 | } |
54d17403 TI |
218 | } else { |
219 | if (conns >= max_conns) { | |
220 | snd_printk(KERN_ERR "Too many connections\n"); | |
221 | return -EINVAL; | |
222 | } | |
223 | conn_list[conns++] = val; | |
1da177e4 | 224 | } |
54d17403 | 225 | prev_nid = val; |
1da177e4 LT |
226 | } |
227 | return conns; | |
228 | } | |
229 | ||
230 | ||
231 | /** | |
232 | * snd_hda_queue_unsol_event - add an unsolicited event to queue | |
233 | * @bus: the BUS | |
234 | * @res: unsolicited event (lower 32bit of RIRB entry) | |
235 | * @res_ex: codec addr and flags (upper 32bit or RIRB entry) | |
236 | * | |
237 | * Adds the given event to the queue. The events are processed in | |
238 | * the workqueue asynchronously. Call this function in the interrupt | |
239 | * hanlder when RIRB receives an unsolicited event. | |
240 | * | |
241 | * Returns 0 if successful, or a negative error code. | |
242 | */ | |
243 | int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex) | |
244 | { | |
245 | struct hda_bus_unsolicited *unsol; | |
246 | unsigned int wp; | |
247 | ||
0ba21762 TI |
248 | unsol = bus->unsol; |
249 | if (!unsol) | |
1da177e4 LT |
250 | return 0; |
251 | ||
252 | wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE; | |
253 | unsol->wp = wp; | |
254 | ||
255 | wp <<= 1; | |
256 | unsol->queue[wp] = res; | |
257 | unsol->queue[wp + 1] = res_ex; | |
258 | ||
e250af29 | 259 | schedule_work(&unsol->work); |
1da177e4 LT |
260 | |
261 | return 0; | |
262 | } | |
263 | ||
264 | /* | |
265 | * process queueud unsolicited events | |
266 | */ | |
c4028958 | 267 | static void process_unsol_events(struct work_struct *work) |
1da177e4 | 268 | { |
c4028958 DH |
269 | struct hda_bus_unsolicited *unsol = |
270 | container_of(work, struct hda_bus_unsolicited, work); | |
271 | struct hda_bus *bus = unsol->bus; | |
1da177e4 LT |
272 | struct hda_codec *codec; |
273 | unsigned int rp, caddr, res; | |
274 | ||
275 | while (unsol->rp != unsol->wp) { | |
276 | rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE; | |
277 | unsol->rp = rp; | |
278 | rp <<= 1; | |
279 | res = unsol->queue[rp]; | |
280 | caddr = unsol->queue[rp + 1]; | |
0ba21762 | 281 | if (!(caddr & (1 << 4))) /* no unsolicited event? */ |
1da177e4 LT |
282 | continue; |
283 | codec = bus->caddr_tbl[caddr & 0x0f]; | |
284 | if (codec && codec->patch_ops.unsol_event) | |
285 | codec->patch_ops.unsol_event(codec, res); | |
286 | } | |
287 | } | |
288 | ||
289 | /* | |
290 | * initialize unsolicited queue | |
291 | */ | |
756e2b01 | 292 | static int __devinit init_unsol_queue(struct hda_bus *bus) |
1da177e4 LT |
293 | { |
294 | struct hda_bus_unsolicited *unsol; | |
295 | ||
9f146bb6 TI |
296 | if (bus->unsol) /* already initialized */ |
297 | return 0; | |
298 | ||
e560d8d8 | 299 | unsol = kzalloc(sizeof(*unsol), GFP_KERNEL); |
0ba21762 TI |
300 | if (!unsol) { |
301 | snd_printk(KERN_ERR "hda_codec: " | |
302 | "can't allocate unsolicited queue\n"); | |
1da177e4 LT |
303 | return -ENOMEM; |
304 | } | |
c4028958 DH |
305 | INIT_WORK(&unsol->work, process_unsol_events); |
306 | unsol->bus = bus; | |
1da177e4 LT |
307 | bus->unsol = unsol; |
308 | return 0; | |
309 | } | |
310 | ||
311 | /* | |
312 | * destructor | |
313 | */ | |
314 | static void snd_hda_codec_free(struct hda_codec *codec); | |
315 | ||
316 | static int snd_hda_bus_free(struct hda_bus *bus) | |
317 | { | |
0ba21762 | 318 | struct hda_codec *codec, *n; |
1da177e4 | 319 | |
0ba21762 | 320 | if (!bus) |
1da177e4 LT |
321 | return 0; |
322 | if (bus->unsol) { | |
e250af29 | 323 | flush_scheduled_work(); |
1da177e4 LT |
324 | kfree(bus->unsol); |
325 | } | |
0ba21762 | 326 | list_for_each_entry_safe(codec, n, &bus->codec_list, list) { |
1da177e4 LT |
327 | snd_hda_codec_free(codec); |
328 | } | |
329 | if (bus->ops.private_free) | |
330 | bus->ops.private_free(bus); | |
331 | kfree(bus); | |
332 | return 0; | |
333 | } | |
334 | ||
c8b6bf9b | 335 | static int snd_hda_bus_dev_free(struct snd_device *device) |
1da177e4 LT |
336 | { |
337 | struct hda_bus *bus = device->device_data; | |
338 | return snd_hda_bus_free(bus); | |
339 | } | |
340 | ||
341 | /** | |
342 | * snd_hda_bus_new - create a HDA bus | |
343 | * @card: the card entry | |
344 | * @temp: the template for hda_bus information | |
345 | * @busp: the pointer to store the created bus instance | |
346 | * | |
347 | * Returns 0 if successful, or a negative error code. | |
348 | */ | |
756e2b01 TI |
349 | int __devinit snd_hda_bus_new(struct snd_card *card, |
350 | const struct hda_bus_template *temp, | |
351 | struct hda_bus **busp) | |
1da177e4 LT |
352 | { |
353 | struct hda_bus *bus; | |
354 | int err; | |
c8b6bf9b | 355 | static struct snd_device_ops dev_ops = { |
1da177e4 LT |
356 | .dev_free = snd_hda_bus_dev_free, |
357 | }; | |
358 | ||
359 | snd_assert(temp, return -EINVAL); | |
360 | snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL); | |
361 | ||
362 | if (busp) | |
363 | *busp = NULL; | |
364 | ||
e560d8d8 | 365 | bus = kzalloc(sizeof(*bus), GFP_KERNEL); |
1da177e4 LT |
366 | if (bus == NULL) { |
367 | snd_printk(KERN_ERR "can't allocate struct hda_bus\n"); | |
368 | return -ENOMEM; | |
369 | } | |
370 | ||
371 | bus->card = card; | |
372 | bus->private_data = temp->private_data; | |
373 | bus->pci = temp->pci; | |
374 | bus->modelname = temp->modelname; | |
375 | bus->ops = temp->ops; | |
376 | ||
62932df8 | 377 | mutex_init(&bus->cmd_mutex); |
1da177e4 LT |
378 | INIT_LIST_HEAD(&bus->codec_list); |
379 | ||
0ba21762 TI |
380 | err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops); |
381 | if (err < 0) { | |
1da177e4 LT |
382 | snd_hda_bus_free(bus); |
383 | return err; | |
384 | } | |
385 | if (busp) | |
386 | *busp = bus; | |
387 | return 0; | |
388 | } | |
389 | ||
1da177e4 LT |
390 | /* |
391 | * find a matching codec preset | |
392 | */ | |
756e2b01 TI |
393 | static const struct hda_codec_preset __devinit * |
394 | find_codec_preset(struct hda_codec *codec) | |
1da177e4 LT |
395 | { |
396 | const struct hda_codec_preset **tbl, *preset; | |
397 | ||
d5ad630b TI |
398 | if (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic")) |
399 | return NULL; /* use the generic parser */ | |
400 | ||
1da177e4 LT |
401 | for (tbl = hda_preset_tables; *tbl; tbl++) { |
402 | for (preset = *tbl; preset->id; preset++) { | |
403 | u32 mask = preset->mask; | |
0ba21762 | 404 | if (!mask) |
1da177e4 | 405 | mask = ~0; |
9c7f852e | 406 | if (preset->id == (codec->vendor_id & mask) && |
0ba21762 | 407 | (!preset->rev || |
9c7f852e | 408 | preset->rev == codec->revision_id)) |
1da177e4 LT |
409 | return preset; |
410 | } | |
411 | } | |
412 | return NULL; | |
413 | } | |
414 | ||
415 | /* | |
416 | * snd_hda_get_codec_name - store the codec name | |
417 | */ | |
418 | void snd_hda_get_codec_name(struct hda_codec *codec, | |
419 | char *name, int namelen) | |
420 | { | |
421 | const struct hda_vendor_id *c; | |
422 | const char *vendor = NULL; | |
423 | u16 vendor_id = codec->vendor_id >> 16; | |
424 | char tmp[16]; | |
425 | ||
426 | for (c = hda_vendor_ids; c->id; c++) { | |
427 | if (c->id == vendor_id) { | |
428 | vendor = c->name; | |
429 | break; | |
430 | } | |
431 | } | |
0ba21762 | 432 | if (!vendor) { |
1da177e4 LT |
433 | sprintf(tmp, "Generic %04x", vendor_id); |
434 | vendor = tmp; | |
435 | } | |
436 | if (codec->preset && codec->preset->name) | |
437 | snprintf(name, namelen, "%s %s", vendor, codec->preset->name); | |
438 | else | |
0ba21762 TI |
439 | snprintf(name, namelen, "%s ID %x", vendor, |
440 | codec->vendor_id & 0xffff); | |
1da177e4 LT |
441 | } |
442 | ||
443 | /* | |
673b683a | 444 | * look for an AFG and MFG nodes |
1da177e4 | 445 | */ |
756e2b01 | 446 | static void __devinit setup_fg_nodes(struct hda_codec *codec) |
1da177e4 LT |
447 | { |
448 | int i, total_nodes; | |
449 | hda_nid_t nid; | |
450 | ||
451 | total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid); | |
452 | for (i = 0; i < total_nodes; i++, nid++) { | |
0ba21762 TI |
453 | unsigned int func; |
454 | func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE); | |
455 | switch (func & 0xff) { | |
673b683a SK |
456 | case AC_GRP_AUDIO_FUNCTION: |
457 | codec->afg = nid; | |
458 | break; | |
459 | case AC_GRP_MODEM_FUNCTION: | |
460 | codec->mfg = nid; | |
461 | break; | |
462 | default: | |
463 | break; | |
464 | } | |
1da177e4 | 465 | } |
1da177e4 LT |
466 | } |
467 | ||
54d17403 TI |
468 | /* |
469 | * read widget caps for each widget and store in cache | |
470 | */ | |
471 | static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node) | |
472 | { | |
473 | int i; | |
474 | hda_nid_t nid; | |
475 | ||
476 | codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node, | |
477 | &codec->start_nid); | |
478 | codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL); | |
0ba21762 | 479 | if (!codec->wcaps) |
54d17403 TI |
480 | return -ENOMEM; |
481 | nid = codec->start_nid; | |
482 | for (i = 0; i < codec->num_nodes; i++, nid++) | |
483 | codec->wcaps[i] = snd_hda_param_read(codec, nid, | |
484 | AC_PAR_AUDIO_WIDGET_CAP); | |
485 | return 0; | |
486 | } | |
487 | ||
488 | ||
1da177e4 LT |
489 | /* |
490 | * codec destructor | |
491 | */ | |
492 | static void snd_hda_codec_free(struct hda_codec *codec) | |
493 | { | |
0ba21762 | 494 | if (!codec) |
1da177e4 LT |
495 | return; |
496 | list_del(&codec->list); | |
497 | codec->bus->caddr_tbl[codec->addr] = NULL; | |
498 | if (codec->patch_ops.free) | |
499 | codec->patch_ops.free(codec); | |
d031166f | 500 | kfree(codec->amp_info); |
54d17403 | 501 | kfree(codec->wcaps); |
1da177e4 LT |
502 | kfree(codec); |
503 | } | |
504 | ||
505 | static void init_amp_hash(struct hda_codec *codec); | |
506 | ||
507 | /** | |
508 | * snd_hda_codec_new - create a HDA codec | |
509 | * @bus: the bus to assign | |
510 | * @codec_addr: the codec address | |
511 | * @codecp: the pointer to store the generated codec | |
512 | * | |
513 | * Returns 0 if successful, or a negative error code. | |
514 | */ | |
756e2b01 TI |
515 | int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr, |
516 | struct hda_codec **codecp) | |
1da177e4 LT |
517 | { |
518 | struct hda_codec *codec; | |
519 | char component[13]; | |
520 | int err; | |
521 | ||
522 | snd_assert(bus, return -EINVAL); | |
523 | snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL); | |
524 | ||
525 | if (bus->caddr_tbl[codec_addr]) { | |
0ba21762 TI |
526 | snd_printk(KERN_ERR "hda_codec: " |
527 | "address 0x%x is already occupied\n", codec_addr); | |
1da177e4 LT |
528 | return -EBUSY; |
529 | } | |
530 | ||
e560d8d8 | 531 | codec = kzalloc(sizeof(*codec), GFP_KERNEL); |
1da177e4 LT |
532 | if (codec == NULL) { |
533 | snd_printk(KERN_ERR "can't allocate struct hda_codec\n"); | |
534 | return -ENOMEM; | |
535 | } | |
536 | ||
537 | codec->bus = bus; | |
538 | codec->addr = codec_addr; | |
62932df8 | 539 | mutex_init(&codec->spdif_mutex); |
1da177e4 LT |
540 | init_amp_hash(codec); |
541 | ||
542 | list_add_tail(&codec->list, &bus->codec_list); | |
543 | bus->caddr_tbl[codec_addr] = codec; | |
544 | ||
0ba21762 TI |
545 | codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, |
546 | AC_PAR_VENDOR_ID); | |
111d3af5 TI |
547 | if (codec->vendor_id == -1) |
548 | /* read again, hopefully the access method was corrected | |
549 | * in the last read... | |
550 | */ | |
551 | codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, | |
552 | AC_PAR_VENDOR_ID); | |
0ba21762 TI |
553 | codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT, |
554 | AC_PAR_SUBSYSTEM_ID); | |
555 | codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT, | |
556 | AC_PAR_REV_ID); | |
1da177e4 | 557 | |
673b683a | 558 | setup_fg_nodes(codec); |
0ba21762 | 559 | if (!codec->afg && !codec->mfg) { |
673b683a | 560 | snd_printdd("hda_codec: no AFG or MFG node found\n"); |
1da177e4 LT |
561 | snd_hda_codec_free(codec); |
562 | return -ENODEV; | |
563 | } | |
564 | ||
54d17403 TI |
565 | if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) { |
566 | snd_printk(KERN_ERR "hda_codec: cannot malloc\n"); | |
567 | snd_hda_codec_free(codec); | |
568 | return -ENOMEM; | |
569 | } | |
570 | ||
0ba21762 | 571 | if (!codec->subsystem_id) { |
86284e45 | 572 | hda_nid_t nid = codec->afg ? codec->afg : codec->mfg; |
0ba21762 TI |
573 | codec->subsystem_id = |
574 | snd_hda_codec_read(codec, nid, 0, | |
575 | AC_VERB_GET_SUBSYSTEM_ID, 0); | |
86284e45 TI |
576 | } |
577 | ||
d5ad630b | 578 | codec->preset = find_codec_preset(codec); |
43ea1d47 TI |
579 | /* audio codec should override the mixer name */ |
580 | if (codec->afg || !*bus->card->mixername) | |
1da177e4 LT |
581 | snd_hda_get_codec_name(codec, bus->card->mixername, |
582 | sizeof(bus->card->mixername)); | |
583 | ||
584 | if (codec->preset && codec->preset->patch) | |
585 | err = codec->preset->patch(codec); | |
586 | else | |
587 | err = snd_hda_parse_generic_codec(codec); | |
588 | if (err < 0) { | |
589 | snd_hda_codec_free(codec); | |
590 | return err; | |
591 | } | |
592 | ||
9f146bb6 TI |
593 | if (codec->patch_ops.unsol_event) |
594 | init_unsol_queue(bus); | |
595 | ||
1da177e4 LT |
596 | snd_hda_codec_proc_new(codec); |
597 | ||
598 | sprintf(component, "HDA:%08x", codec->vendor_id); | |
599 | snd_component_add(codec->bus->card, component); | |
600 | ||
601 | if (codecp) | |
602 | *codecp = codec; | |
603 | return 0; | |
604 | } | |
605 | ||
606 | /** | |
607 | * snd_hda_codec_setup_stream - set up the codec for streaming | |
608 | * @codec: the CODEC to set up | |
609 | * @nid: the NID to set up | |
610 | * @stream_tag: stream tag to pass, it's between 0x1 and 0xf. | |
611 | * @channel_id: channel id to pass, zero based. | |
612 | * @format: stream format. | |
613 | */ | |
0ba21762 TI |
614 | void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, |
615 | u32 stream_tag, | |
1da177e4 LT |
616 | int channel_id, int format) |
617 | { | |
0ba21762 | 618 | if (!nid) |
d21b37ea TI |
619 | return; |
620 | ||
0ba21762 TI |
621 | snd_printdd("hda_codec_setup_stream: " |
622 | "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", | |
1da177e4 LT |
623 | nid, stream_tag, channel_id, format); |
624 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, | |
625 | (stream_tag << 4) | channel_id); | |
626 | msleep(1); | |
627 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format); | |
628 | } | |
629 | ||
1da177e4 LT |
630 | /* |
631 | * amp access functions | |
632 | */ | |
633 | ||
4a19faee TI |
634 | /* FIXME: more better hash key? */ |
635 | #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) | |
1da177e4 | 636 | #define INFO_AMP_CAPS (1<<0) |
4a19faee | 637 | #define INFO_AMP_VOL(ch) (1 << (1 + (ch))) |
1da177e4 LT |
638 | |
639 | /* initialize the hash table */ | |
756e2b01 | 640 | static void __devinit init_amp_hash(struct hda_codec *codec) |
1da177e4 LT |
641 | { |
642 | memset(codec->amp_hash, 0xff, sizeof(codec->amp_hash)); | |
643 | codec->num_amp_entries = 0; | |
d031166f TI |
644 | codec->amp_info_size = 0; |
645 | codec->amp_info = NULL; | |
1da177e4 LT |
646 | } |
647 | ||
648 | /* query the hash. allocate an entry if not found. */ | |
649 | static struct hda_amp_info *get_alloc_amp_hash(struct hda_codec *codec, u32 key) | |
650 | { | |
651 | u16 idx = key % (u16)ARRAY_SIZE(codec->amp_hash); | |
652 | u16 cur = codec->amp_hash[idx]; | |
653 | struct hda_amp_info *info; | |
654 | ||
655 | while (cur != 0xffff) { | |
656 | info = &codec->amp_info[cur]; | |
657 | if (info->key == key) | |
658 | return info; | |
659 | cur = info->next; | |
660 | } | |
661 | ||
662 | /* add a new hash entry */ | |
d031166f TI |
663 | if (codec->num_amp_entries >= codec->amp_info_size) { |
664 | /* reallocate the array */ | |
665 | int new_size = codec->amp_info_size + 64; | |
0ba21762 TI |
666 | struct hda_amp_info *new_info; |
667 | new_info = kcalloc(new_size, sizeof(struct hda_amp_info), | |
668 | GFP_KERNEL); | |
669 | if (!new_info) { | |
670 | snd_printk(KERN_ERR "hda_codec: " | |
671 | "can't malloc amp_info\n"); | |
d031166f TI |
672 | return NULL; |
673 | } | |
674 | if (codec->amp_info) { | |
675 | memcpy(new_info, codec->amp_info, | |
0ba21762 TI |
676 | codec->amp_info_size * |
677 | sizeof(struct hda_amp_info)); | |
d031166f TI |
678 | kfree(codec->amp_info); |
679 | } | |
680 | codec->amp_info_size = new_size; | |
681 | codec->amp_info = new_info; | |
1da177e4 LT |
682 | } |
683 | cur = codec->num_amp_entries++; | |
684 | info = &codec->amp_info[cur]; | |
685 | info->key = key; | |
686 | info->status = 0; /* not initialized yet */ | |
687 | info->next = codec->amp_hash[idx]; | |
688 | codec->amp_hash[idx] = cur; | |
689 | ||
690 | return info; | |
691 | } | |
692 | ||
693 | /* | |
694 | * query AMP capabilities for the given widget and direction | |
695 | */ | |
696 | static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) | |
697 | { | |
0ba21762 | 698 | struct hda_amp_info *info; |
1da177e4 | 699 | |
0ba21762 TI |
700 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0)); |
701 | if (!info) | |
1da177e4 | 702 | return 0; |
0ba21762 TI |
703 | if (!(info->status & INFO_AMP_CAPS)) { |
704 | if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD)) | |
1da177e4 | 705 | nid = codec->afg; |
0ba21762 TI |
706 | info->amp_caps = snd_hda_param_read(codec, nid, |
707 | direction == HDA_OUTPUT ? | |
708 | AC_PAR_AMP_OUT_CAP : | |
709 | AC_PAR_AMP_IN_CAP); | |
b75e53f0 TI |
710 | if (info->amp_caps) |
711 | info->status |= INFO_AMP_CAPS; | |
1da177e4 LT |
712 | } |
713 | return info->amp_caps; | |
714 | } | |
715 | ||
897cc188 TI |
716 | int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, |
717 | unsigned int caps) | |
718 | { | |
719 | struct hda_amp_info *info; | |
720 | ||
721 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0)); | |
722 | if (!info) | |
723 | return -EINVAL; | |
724 | info->amp_caps = caps; | |
725 | info->status |= INFO_AMP_CAPS; | |
726 | return 0; | |
727 | } | |
728 | ||
1da177e4 LT |
729 | /* |
730 | * read the current volume to info | |
4a19faee | 731 | * if the cache exists, read the cache value. |
1da177e4 | 732 | */ |
0ba21762 TI |
733 | static unsigned int get_vol_mute(struct hda_codec *codec, |
734 | struct hda_amp_info *info, hda_nid_t nid, | |
735 | int ch, int direction, int index) | |
1da177e4 LT |
736 | { |
737 | u32 val, parm; | |
738 | ||
4a19faee TI |
739 | if (info->status & INFO_AMP_VOL(ch)) |
740 | return info->vol[ch]; | |
1da177e4 LT |
741 | |
742 | parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT; | |
743 | parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; | |
744 | parm |= index; | |
0ba21762 TI |
745 | val = snd_hda_codec_read(codec, nid, 0, |
746 | AC_VERB_GET_AMP_GAIN_MUTE, parm); | |
1da177e4 | 747 | info->vol[ch] = val & 0xff; |
4a19faee TI |
748 | info->status |= INFO_AMP_VOL(ch); |
749 | return info->vol[ch]; | |
1da177e4 LT |
750 | } |
751 | ||
752 | /* | |
4a19faee | 753 | * write the current volume in info to the h/w and update the cache |
1da177e4 | 754 | */ |
4a19faee | 755 | static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info, |
0ba21762 TI |
756 | hda_nid_t nid, int ch, int direction, int index, |
757 | int val) | |
1da177e4 LT |
758 | { |
759 | u32 parm; | |
760 | ||
761 | parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT; | |
762 | parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT; | |
763 | parm |= index << AC_AMP_SET_INDEX_SHIFT; | |
764 | parm |= val; | |
765 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm); | |
4a19faee | 766 | info->vol[ch] = val; |
1da177e4 LT |
767 | } |
768 | ||
769 | /* | |
4a19faee | 770 | * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit. |
1da177e4 | 771 | */ |
834be88d TI |
772 | int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, |
773 | int direction, int index) | |
1da177e4 | 774 | { |
0ba21762 TI |
775 | struct hda_amp_info *info; |
776 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); | |
777 | if (!info) | |
1da177e4 | 778 | return 0; |
4a19faee | 779 | return get_vol_mute(codec, info, nid, ch, direction, index); |
1da177e4 LT |
780 | } |
781 | ||
4a19faee TI |
782 | /* |
783 | * update the AMP value, mask = bit mask to set, val = the value | |
784 | */ | |
834be88d TI |
785 | int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, |
786 | int direction, int idx, int mask, int val) | |
1da177e4 | 787 | { |
0ba21762 | 788 | struct hda_amp_info *info; |
4a19faee | 789 | |
0ba21762 TI |
790 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx)); |
791 | if (!info) | |
1da177e4 | 792 | return 0; |
4a19faee TI |
793 | val &= mask; |
794 | val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask; | |
0ba21762 | 795 | if (info->vol[ch] == val && !codec->in_resume) |
1da177e4 | 796 | return 0; |
4a19faee | 797 | put_vol_mute(codec, info, nid, ch, direction, idx, val); |
1da177e4 LT |
798 | return 1; |
799 | } | |
800 | ||
801 | ||
802 | /* | |
803 | * AMP control callbacks | |
804 | */ | |
805 | /* retrieve parameters from private_value */ | |
806 | #define get_amp_nid(kc) ((kc)->private_value & 0xffff) | |
807 | #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3) | |
808 | #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1) | |
809 | #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf) | |
810 | ||
811 | /* volume */ | |
0ba21762 TI |
812 | int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, |
813 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
814 | { |
815 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
816 | u16 nid = get_amp_nid(kcontrol); | |
817 | u8 chs = get_amp_channels(kcontrol); | |
818 | int dir = get_amp_direction(kcontrol); | |
819 | u32 caps; | |
820 | ||
821 | caps = query_amp_caps(codec, nid, dir); | |
0ba21762 TI |
822 | /* num steps */ |
823 | caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
824 | if (!caps) { | |
825 | printk(KERN_WARNING "hda_codec: " | |
826 | "num_steps = 0 for NID=0x%x\n", nid); | |
1da177e4 LT |
827 | return -EINVAL; |
828 | } | |
829 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
830 | uinfo->count = chs == 3 ? 2 : 1; | |
831 | uinfo->value.integer.min = 0; | |
832 | uinfo->value.integer.max = caps; | |
833 | return 0; | |
834 | } | |
835 | ||
0ba21762 TI |
836 | int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, |
837 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
838 | { |
839 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
840 | hda_nid_t nid = get_amp_nid(kcontrol); | |
841 | int chs = get_amp_channels(kcontrol); | |
842 | int dir = get_amp_direction(kcontrol); | |
843 | int idx = get_amp_index(kcontrol); | |
844 | long *valp = ucontrol->value.integer.value; | |
845 | ||
846 | if (chs & 1) | |
847 | *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx) & 0x7f; | |
848 | if (chs & 2) | |
849 | *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx) & 0x7f; | |
850 | return 0; | |
851 | } | |
852 | ||
0ba21762 TI |
853 | int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, |
854 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
855 | { |
856 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
857 | hda_nid_t nid = get_amp_nid(kcontrol); | |
858 | int chs = get_amp_channels(kcontrol); | |
859 | int dir = get_amp_direction(kcontrol); | |
860 | int idx = get_amp_index(kcontrol); | |
1da177e4 LT |
861 | long *valp = ucontrol->value.integer.value; |
862 | int change = 0; | |
863 | ||
b9f5a89c | 864 | if (chs & 1) { |
4a19faee TI |
865 | change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx, |
866 | 0x7f, *valp); | |
b9f5a89c NG |
867 | valp++; |
868 | } | |
4a19faee TI |
869 | if (chs & 2) |
870 | change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx, | |
b9f5a89c | 871 | 0x7f, *valp); |
1da177e4 LT |
872 | return change; |
873 | } | |
874 | ||
302e9c5a JK |
875 | int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
876 | unsigned int size, unsigned int __user *_tlv) | |
877 | { | |
878 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
879 | hda_nid_t nid = get_amp_nid(kcontrol); | |
880 | int dir = get_amp_direction(kcontrol); | |
881 | u32 caps, val1, val2; | |
882 | ||
883 | if (size < 4 * sizeof(unsigned int)) | |
884 | return -ENOMEM; | |
885 | caps = query_amp_caps(codec, nid, dir); | |
0ba21762 TI |
886 | val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; |
887 | val2 = (val2 + 1) * 25; | |
302e9c5a JK |
888 | val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT); |
889 | val1 = ((int)val1) * ((int)val2); | |
302e9c5a JK |
890 | if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv)) |
891 | return -EFAULT; | |
892 | if (put_user(2 * sizeof(unsigned int), _tlv + 1)) | |
893 | return -EFAULT; | |
894 | if (put_user(val1, _tlv + 2)) | |
895 | return -EFAULT; | |
896 | if (put_user(val2, _tlv + 3)) | |
897 | return -EFAULT; | |
898 | return 0; | |
899 | } | |
900 | ||
1da177e4 | 901 | /* switch */ |
0ba21762 TI |
902 | int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, |
903 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
904 | { |
905 | int chs = get_amp_channels(kcontrol); | |
906 | ||
907 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
908 | uinfo->count = chs == 3 ? 2 : 1; | |
909 | uinfo->value.integer.min = 0; | |
910 | uinfo->value.integer.max = 1; | |
911 | return 0; | |
912 | } | |
913 | ||
0ba21762 TI |
914 | int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, |
915 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
916 | { |
917 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
918 | hda_nid_t nid = get_amp_nid(kcontrol); | |
919 | int chs = get_amp_channels(kcontrol); | |
920 | int dir = get_amp_direction(kcontrol); | |
921 | int idx = get_amp_index(kcontrol); | |
922 | long *valp = ucontrol->value.integer.value; | |
923 | ||
924 | if (chs & 1) | |
0ba21762 TI |
925 | *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) & |
926 | 0x80) ? 0 : 1; | |
1da177e4 | 927 | if (chs & 2) |
0ba21762 TI |
928 | *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) & |
929 | 0x80) ? 0 : 1; | |
1da177e4 LT |
930 | return 0; |
931 | } | |
932 | ||
0ba21762 TI |
933 | int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, |
934 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
935 | { |
936 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
937 | hda_nid_t nid = get_amp_nid(kcontrol); | |
938 | int chs = get_amp_channels(kcontrol); | |
939 | int dir = get_amp_direction(kcontrol); | |
940 | int idx = get_amp_index(kcontrol); | |
1da177e4 LT |
941 | long *valp = ucontrol->value.integer.value; |
942 | int change = 0; | |
943 | ||
b9f5a89c | 944 | if (chs & 1) { |
4a19faee TI |
945 | change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx, |
946 | 0x80, *valp ? 0 : 0x80); | |
b9f5a89c NG |
947 | valp++; |
948 | } | |
4a19faee TI |
949 | if (chs & 2) |
950 | change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx, | |
b9f5a89c NG |
951 | 0x80, *valp ? 0 : 0x80); |
952 | ||
1da177e4 LT |
953 | return change; |
954 | } | |
955 | ||
985be54b TI |
956 | /* |
957 | * bound volume controls | |
958 | * | |
959 | * bind multiple volumes (# indices, from 0) | |
960 | */ | |
961 | ||
962 | #define AMP_VAL_IDX_SHIFT 19 | |
963 | #define AMP_VAL_IDX_MASK (0x0f<<19) | |
964 | ||
0ba21762 TI |
965 | int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, |
966 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
967 | { |
968 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
969 | unsigned long pval; | |
970 | int err; | |
971 | ||
62932df8 | 972 | mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */ |
985be54b TI |
973 | pval = kcontrol->private_value; |
974 | kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */ | |
975 | err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol); | |
976 | kcontrol->private_value = pval; | |
62932df8 | 977 | mutex_unlock(&codec->spdif_mutex); |
985be54b TI |
978 | return err; |
979 | } | |
980 | ||
0ba21762 TI |
981 | int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, |
982 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
983 | { |
984 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
985 | unsigned long pval; | |
986 | int i, indices, err = 0, change = 0; | |
987 | ||
62932df8 | 988 | mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */ |
985be54b TI |
989 | pval = kcontrol->private_value; |
990 | indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT; | |
991 | for (i = 0; i < indices; i++) { | |
0ba21762 TI |
992 | kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) | |
993 | (i << AMP_VAL_IDX_SHIFT); | |
985be54b TI |
994 | err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol); |
995 | if (err < 0) | |
996 | break; | |
997 | change |= err; | |
998 | } | |
999 | kcontrol->private_value = pval; | |
62932df8 | 1000 | mutex_unlock(&codec->spdif_mutex); |
985be54b TI |
1001 | return err < 0 ? err : change; |
1002 | } | |
1003 | ||
1da177e4 LT |
1004 | /* |
1005 | * SPDIF out controls | |
1006 | */ | |
1007 | ||
0ba21762 TI |
1008 | static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol, |
1009 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
1010 | { |
1011 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; | |
1012 | uinfo->count = 1; | |
1013 | return 0; | |
1014 | } | |
1015 | ||
0ba21762 TI |
1016 | static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol, |
1017 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1018 | { |
1019 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
1020 | IEC958_AES0_NONAUDIO | | |
1021 | IEC958_AES0_CON_EMPHASIS_5015 | | |
1022 | IEC958_AES0_CON_NOT_COPYRIGHT; | |
1023 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | | |
1024 | IEC958_AES1_CON_ORIGINAL; | |
1025 | return 0; | |
1026 | } | |
1027 | ||
0ba21762 TI |
1028 | static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol, |
1029 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1030 | { |
1031 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
1032 | IEC958_AES0_NONAUDIO | | |
1033 | IEC958_AES0_PRO_EMPHASIS_5015; | |
1034 | return 0; | |
1035 | } | |
1036 | ||
0ba21762 TI |
1037 | static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol, |
1038 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1039 | { |
1040 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1041 | ||
1042 | ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff; | |
1043 | ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff; | |
1044 | ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff; | |
1045 | ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff; | |
1046 | ||
1047 | return 0; | |
1048 | } | |
1049 | ||
1050 | /* convert from SPDIF status bits to HDA SPDIF bits | |
1051 | * bit 0 (DigEn) is always set zero (to be filled later) | |
1052 | */ | |
1053 | static unsigned short convert_from_spdif_status(unsigned int sbits) | |
1054 | { | |
1055 | unsigned short val = 0; | |
1056 | ||
1057 | if (sbits & IEC958_AES0_PROFESSIONAL) | |
0ba21762 | 1058 | val |= AC_DIG1_PROFESSIONAL; |
1da177e4 | 1059 | if (sbits & IEC958_AES0_NONAUDIO) |
0ba21762 | 1060 | val |= AC_DIG1_NONAUDIO; |
1da177e4 | 1061 | if (sbits & IEC958_AES0_PROFESSIONAL) { |
0ba21762 TI |
1062 | if ((sbits & IEC958_AES0_PRO_EMPHASIS) == |
1063 | IEC958_AES0_PRO_EMPHASIS_5015) | |
1064 | val |= AC_DIG1_EMPHASIS; | |
1da177e4 | 1065 | } else { |
0ba21762 TI |
1066 | if ((sbits & IEC958_AES0_CON_EMPHASIS) == |
1067 | IEC958_AES0_CON_EMPHASIS_5015) | |
1068 | val |= AC_DIG1_EMPHASIS; | |
1069 | if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT)) | |
1070 | val |= AC_DIG1_COPYRIGHT; | |
1da177e4 | 1071 | if (sbits & (IEC958_AES1_CON_ORIGINAL << 8)) |
0ba21762 | 1072 | val |= AC_DIG1_LEVEL; |
1da177e4 LT |
1073 | val |= sbits & (IEC958_AES1_CON_CATEGORY << 8); |
1074 | } | |
1075 | return val; | |
1076 | } | |
1077 | ||
1078 | /* convert to SPDIF status bits from HDA SPDIF bits | |
1079 | */ | |
1080 | static unsigned int convert_to_spdif_status(unsigned short val) | |
1081 | { | |
1082 | unsigned int sbits = 0; | |
1083 | ||
0ba21762 | 1084 | if (val & AC_DIG1_NONAUDIO) |
1da177e4 | 1085 | sbits |= IEC958_AES0_NONAUDIO; |
0ba21762 | 1086 | if (val & AC_DIG1_PROFESSIONAL) |
1da177e4 LT |
1087 | sbits |= IEC958_AES0_PROFESSIONAL; |
1088 | if (sbits & IEC958_AES0_PROFESSIONAL) { | |
0ba21762 | 1089 | if (sbits & AC_DIG1_EMPHASIS) |
1da177e4 LT |
1090 | sbits |= IEC958_AES0_PRO_EMPHASIS_5015; |
1091 | } else { | |
0ba21762 | 1092 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 | 1093 | sbits |= IEC958_AES0_CON_EMPHASIS_5015; |
0ba21762 | 1094 | if (!(val & AC_DIG1_COPYRIGHT)) |
1da177e4 | 1095 | sbits |= IEC958_AES0_CON_NOT_COPYRIGHT; |
0ba21762 | 1096 | if (val & AC_DIG1_LEVEL) |
1da177e4 LT |
1097 | sbits |= (IEC958_AES1_CON_ORIGINAL << 8); |
1098 | sbits |= val & (0x7f << 8); | |
1099 | } | |
1100 | return sbits; | |
1101 | } | |
1102 | ||
0ba21762 TI |
1103 | static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol, |
1104 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1105 | { |
1106 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1107 | hda_nid_t nid = kcontrol->private_value; | |
1108 | unsigned short val; | |
1109 | int change; | |
1110 | ||
62932df8 | 1111 | mutex_lock(&codec->spdif_mutex); |
1da177e4 LT |
1112 | codec->spdif_status = ucontrol->value.iec958.status[0] | |
1113 | ((unsigned int)ucontrol->value.iec958.status[1] << 8) | | |
1114 | ((unsigned int)ucontrol->value.iec958.status[2] << 16) | | |
1115 | ((unsigned int)ucontrol->value.iec958.status[3] << 24); | |
1116 | val = convert_from_spdif_status(codec->spdif_status); | |
1117 | val |= codec->spdif_ctls & 1; | |
1118 | change = codec->spdif_ctls != val; | |
1119 | codec->spdif_ctls = val; | |
1120 | ||
1121 | if (change || codec->in_resume) { | |
0ba21762 TI |
1122 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1, |
1123 | val & 0xff); | |
1124 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_2, | |
1125 | val >> 8); | |
1da177e4 LT |
1126 | } |
1127 | ||
62932df8 | 1128 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
1129 | return change; |
1130 | } | |
1131 | ||
0ba21762 TI |
1132 | static int snd_hda_spdif_out_switch_info(struct snd_kcontrol *kcontrol, |
1133 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
1134 | { |
1135 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1136 | uinfo->count = 1; | |
1137 | uinfo->value.integer.min = 0; | |
1138 | uinfo->value.integer.max = 1; | |
1139 | return 0; | |
1140 | } | |
1141 | ||
0ba21762 TI |
1142 | static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol, |
1143 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1144 | { |
1145 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1146 | ||
0ba21762 | 1147 | ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE; |
1da177e4 LT |
1148 | return 0; |
1149 | } | |
1150 | ||
0ba21762 TI |
1151 | static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol, |
1152 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1153 | { |
1154 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1155 | hda_nid_t nid = kcontrol->private_value; | |
1156 | unsigned short val; | |
1157 | int change; | |
1158 | ||
62932df8 | 1159 | mutex_lock(&codec->spdif_mutex); |
0ba21762 | 1160 | val = codec->spdif_ctls & ~AC_DIG1_ENABLE; |
1da177e4 | 1161 | if (ucontrol->value.integer.value[0]) |
0ba21762 | 1162 | val |= AC_DIG1_ENABLE; |
1da177e4 LT |
1163 | change = codec->spdif_ctls != val; |
1164 | if (change || codec->in_resume) { | |
1165 | codec->spdif_ctls = val; | |
6b97eb45 TI |
1166 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1, |
1167 | val & 0xff); | |
0ba21762 TI |
1168 | /* unmute amp switch (if any) */ |
1169 | if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) && | |
1170 | (val & AC_DIG1_ENABLE)) | |
6b97eb45 TI |
1171 | snd_hda_codec_write(codec, nid, 0, |
1172 | AC_VERB_SET_AMP_GAIN_MUTE, | |
1173 | AC_AMP_SET_RIGHT | AC_AMP_SET_LEFT | | |
0ba21762 | 1174 | AC_AMP_SET_OUTPUT); |
1da177e4 | 1175 | } |
62932df8 | 1176 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
1177 | return change; |
1178 | } | |
1179 | ||
c8b6bf9b | 1180 | static struct snd_kcontrol_new dig_mixes[] = { |
1da177e4 LT |
1181 | { |
1182 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
1183 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1184 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), | |
1185 | .info = snd_hda_spdif_mask_info, | |
1186 | .get = snd_hda_spdif_cmask_get, | |
1187 | }, | |
1188 | { | |
1189 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
1190 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1191 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), | |
1192 | .info = snd_hda_spdif_mask_info, | |
1193 | .get = snd_hda_spdif_pmask_get, | |
1194 | }, | |
1195 | { | |
1196 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1197 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), | |
1198 | .info = snd_hda_spdif_mask_info, | |
1199 | .get = snd_hda_spdif_default_get, | |
1200 | .put = snd_hda_spdif_default_put, | |
1201 | }, | |
1202 | { | |
1203 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1204 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), | |
1205 | .info = snd_hda_spdif_out_switch_info, | |
1206 | .get = snd_hda_spdif_out_switch_get, | |
1207 | .put = snd_hda_spdif_out_switch_put, | |
1208 | }, | |
1209 | { } /* end */ | |
1210 | }; | |
1211 | ||
1212 | /** | |
1213 | * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls | |
1214 | * @codec: the HDA codec | |
1215 | * @nid: audio out widget NID | |
1216 | * | |
1217 | * Creates controls related with the SPDIF output. | |
1218 | * Called from each patch supporting the SPDIF out. | |
1219 | * | |
1220 | * Returns 0 if successful, or a negative error code. | |
1221 | */ | |
756e2b01 TI |
1222 | int __devinit snd_hda_create_spdif_out_ctls(struct hda_codec *codec, |
1223 | hda_nid_t nid) | |
1da177e4 LT |
1224 | { |
1225 | int err; | |
c8b6bf9b TI |
1226 | struct snd_kcontrol *kctl; |
1227 | struct snd_kcontrol_new *dig_mix; | |
1da177e4 LT |
1228 | |
1229 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { | |
1230 | kctl = snd_ctl_new1(dig_mix, codec); | |
1231 | kctl->private_value = nid; | |
0ba21762 TI |
1232 | err = snd_ctl_add(codec->bus->card, kctl); |
1233 | if (err < 0) | |
1da177e4 LT |
1234 | return err; |
1235 | } | |
0ba21762 TI |
1236 | codec->spdif_ctls = |
1237 | snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT, 0); | |
1da177e4 LT |
1238 | codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls); |
1239 | return 0; | |
1240 | } | |
1241 | ||
1242 | /* | |
1243 | * SPDIF input | |
1244 | */ | |
1245 | ||
1246 | #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info | |
1247 | ||
0ba21762 TI |
1248 | static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol, |
1249 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1250 | { |
1251 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1252 | ||
1253 | ucontrol->value.integer.value[0] = codec->spdif_in_enable; | |
1254 | return 0; | |
1255 | } | |
1256 | ||
0ba21762 TI |
1257 | static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol, |
1258 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1259 | { |
1260 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1261 | hda_nid_t nid = kcontrol->private_value; | |
1262 | unsigned int val = !!ucontrol->value.integer.value[0]; | |
1263 | int change; | |
1264 | ||
62932df8 | 1265 | mutex_lock(&codec->spdif_mutex); |
1da177e4 LT |
1266 | change = codec->spdif_in_enable != val; |
1267 | if (change || codec->in_resume) { | |
1268 | codec->spdif_in_enable = val; | |
0ba21762 TI |
1269 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1, |
1270 | val); | |
1da177e4 | 1271 | } |
62932df8 | 1272 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
1273 | return change; |
1274 | } | |
1275 | ||
0ba21762 TI |
1276 | static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol, |
1277 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1278 | { |
1279 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1280 | hda_nid_t nid = kcontrol->private_value; | |
1281 | unsigned short val; | |
1282 | unsigned int sbits; | |
1283 | ||
1284 | val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT, 0); | |
1285 | sbits = convert_to_spdif_status(val); | |
1286 | ucontrol->value.iec958.status[0] = sbits; | |
1287 | ucontrol->value.iec958.status[1] = sbits >> 8; | |
1288 | ucontrol->value.iec958.status[2] = sbits >> 16; | |
1289 | ucontrol->value.iec958.status[3] = sbits >> 24; | |
1290 | return 0; | |
1291 | } | |
1292 | ||
c8b6bf9b | 1293 | static struct snd_kcontrol_new dig_in_ctls[] = { |
1da177e4 LT |
1294 | { |
1295 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1296 | .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), | |
1297 | .info = snd_hda_spdif_in_switch_info, | |
1298 | .get = snd_hda_spdif_in_switch_get, | |
1299 | .put = snd_hda_spdif_in_switch_put, | |
1300 | }, | |
1301 | { | |
1302 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
1303 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1304 | .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT), | |
1305 | .info = snd_hda_spdif_mask_info, | |
1306 | .get = snd_hda_spdif_in_status_get, | |
1307 | }, | |
1308 | { } /* end */ | |
1309 | }; | |
1310 | ||
1311 | /** | |
1312 | * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls | |
1313 | * @codec: the HDA codec | |
1314 | * @nid: audio in widget NID | |
1315 | * | |
1316 | * Creates controls related with the SPDIF input. | |
1317 | * Called from each patch supporting the SPDIF in. | |
1318 | * | |
1319 | * Returns 0 if successful, or a negative error code. | |
1320 | */ | |
756e2b01 TI |
1321 | int __devinit snd_hda_create_spdif_in_ctls(struct hda_codec *codec, |
1322 | hda_nid_t nid) | |
1da177e4 LT |
1323 | { |
1324 | int err; | |
c8b6bf9b TI |
1325 | struct snd_kcontrol *kctl; |
1326 | struct snd_kcontrol_new *dig_mix; | |
1da177e4 LT |
1327 | |
1328 | for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) { | |
1329 | kctl = snd_ctl_new1(dig_mix, codec); | |
1330 | kctl->private_value = nid; | |
0ba21762 TI |
1331 | err = snd_ctl_add(codec->bus->card, kctl); |
1332 | if (err < 0) | |
1da177e4 LT |
1333 | return err; |
1334 | } | |
0ba21762 TI |
1335 | codec->spdif_in_enable = |
1336 | snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT, 0) & | |
1337 | AC_DIG1_ENABLE; | |
1da177e4 LT |
1338 | return 0; |
1339 | } | |
1340 | ||
1341 | ||
54d17403 TI |
1342 | /* |
1343 | * set power state of the codec | |
1344 | */ | |
1345 | static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, | |
1346 | unsigned int power_state) | |
1347 | { | |
1348 | hda_nid_t nid, nid_start; | |
1349 | int nodes; | |
1350 | ||
1351 | snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE, | |
1352 | power_state); | |
1353 | ||
1354 | nodes = snd_hda_get_sub_nodes(codec, fg, &nid_start); | |
1355 | for (nid = nid_start; nid < nodes + nid_start; nid++) { | |
1356 | if (get_wcaps(codec, nid) & AC_WCAP_POWER) | |
1357 | snd_hda_codec_write(codec, nid, 0, | |
1358 | AC_VERB_SET_POWER_STATE, | |
1359 | power_state); | |
1360 | } | |
1361 | ||
1362 | if (power_state == AC_PWRST_D0) | |
1363 | msleep(10); | |
1364 | } | |
1365 | ||
1366 | ||
1da177e4 LT |
1367 | /** |
1368 | * snd_hda_build_controls - build mixer controls | |
1369 | * @bus: the BUS | |
1370 | * | |
1371 | * Creates mixer controls for each codec included in the bus. | |
1372 | * | |
1373 | * Returns 0 if successful, otherwise a negative error code. | |
1374 | */ | |
756e2b01 | 1375 | int __devinit snd_hda_build_controls(struct hda_bus *bus) |
1da177e4 | 1376 | { |
0ba21762 | 1377 | struct hda_codec *codec; |
1da177e4 LT |
1378 | |
1379 | /* build controls */ | |
0ba21762 | 1380 | list_for_each_entry(codec, &bus->codec_list, list) { |
1da177e4 | 1381 | int err; |
0ba21762 | 1382 | if (!codec->patch_ops.build_controls) |
1da177e4 LT |
1383 | continue; |
1384 | err = codec->patch_ops.build_controls(codec); | |
1385 | if (err < 0) | |
1386 | return err; | |
1387 | } | |
1388 | ||
1389 | /* initialize */ | |
0ba21762 | 1390 | list_for_each_entry(codec, &bus->codec_list, list) { |
1da177e4 | 1391 | int err; |
54d17403 TI |
1392 | hda_set_power_state(codec, |
1393 | codec->afg ? codec->afg : codec->mfg, | |
1394 | AC_PWRST_D0); | |
0ba21762 | 1395 | if (!codec->patch_ops.init) |
1da177e4 LT |
1396 | continue; |
1397 | err = codec->patch_ops.init(codec); | |
1398 | if (err < 0) | |
1399 | return err; | |
1400 | } | |
1401 | return 0; | |
1402 | } | |
1403 | ||
1da177e4 LT |
1404 | /* |
1405 | * stream formats | |
1406 | */ | |
befdf316 TI |
1407 | struct hda_rate_tbl { |
1408 | unsigned int hz; | |
1409 | unsigned int alsa_bits; | |
1410 | unsigned int hda_fmt; | |
1411 | }; | |
1412 | ||
1413 | static struct hda_rate_tbl rate_bits[] = { | |
1da177e4 | 1414 | /* rate in Hz, ALSA rate bitmask, HDA format value */ |
9d8f53f2 NG |
1415 | |
1416 | /* autodetected value used in snd_hda_query_supported_pcm */ | |
1da177e4 LT |
1417 | { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */ |
1418 | { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */ | |
1419 | { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */ | |
1420 | { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */ | |
1421 | { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */ | |
1422 | { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */ | |
1423 | { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */ | |
1424 | { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */ | |
1425 | { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */ | |
1426 | { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */ | |
1427 | { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */ | |
a961f9fe TI |
1428 | #define AC_PAR_PCM_RATE_BITS 11 |
1429 | /* up to bits 10, 384kHZ isn't supported properly */ | |
1430 | ||
1431 | /* not autodetected value */ | |
1432 | { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */ | |
9d8f53f2 | 1433 | |
befdf316 | 1434 | { 0 } /* terminator */ |
1da177e4 LT |
1435 | }; |
1436 | ||
1437 | /** | |
1438 | * snd_hda_calc_stream_format - calculate format bitset | |
1439 | * @rate: the sample rate | |
1440 | * @channels: the number of channels | |
1441 | * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) | |
1442 | * @maxbps: the max. bps | |
1443 | * | |
1444 | * Calculate the format bitset from the given rate, channels and th PCM format. | |
1445 | * | |
1446 | * Return zero if invalid. | |
1447 | */ | |
1448 | unsigned int snd_hda_calc_stream_format(unsigned int rate, | |
1449 | unsigned int channels, | |
1450 | unsigned int format, | |
1451 | unsigned int maxbps) | |
1452 | { | |
1453 | int i; | |
1454 | unsigned int val = 0; | |
1455 | ||
befdf316 TI |
1456 | for (i = 0; rate_bits[i].hz; i++) |
1457 | if (rate_bits[i].hz == rate) { | |
1458 | val = rate_bits[i].hda_fmt; | |
1da177e4 LT |
1459 | break; |
1460 | } | |
0ba21762 | 1461 | if (!rate_bits[i].hz) { |
1da177e4 LT |
1462 | snd_printdd("invalid rate %d\n", rate); |
1463 | return 0; | |
1464 | } | |
1465 | ||
1466 | if (channels == 0 || channels > 8) { | |
1467 | snd_printdd("invalid channels %d\n", channels); | |
1468 | return 0; | |
1469 | } | |
1470 | val |= channels - 1; | |
1471 | ||
1472 | switch (snd_pcm_format_width(format)) { | |
1473 | case 8: val |= 0x00; break; | |
1474 | case 16: val |= 0x10; break; | |
1475 | case 20: | |
1476 | case 24: | |
1477 | case 32: | |
1478 | if (maxbps >= 32) | |
1479 | val |= 0x40; | |
1480 | else if (maxbps >= 24) | |
1481 | val |= 0x30; | |
1482 | else | |
1483 | val |= 0x20; | |
1484 | break; | |
1485 | default: | |
0ba21762 TI |
1486 | snd_printdd("invalid format width %d\n", |
1487 | snd_pcm_format_width(format)); | |
1da177e4 LT |
1488 | return 0; |
1489 | } | |
1490 | ||
1491 | return val; | |
1492 | } | |
1493 | ||
1494 | /** | |
1495 | * snd_hda_query_supported_pcm - query the supported PCM rates and formats | |
1496 | * @codec: the HDA codec | |
1497 | * @nid: NID to query | |
1498 | * @ratesp: the pointer to store the detected rate bitflags | |
1499 | * @formatsp: the pointer to store the detected formats | |
1500 | * @bpsp: the pointer to store the detected format widths | |
1501 | * | |
1502 | * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp | |
1503 | * or @bsps argument is ignored. | |
1504 | * | |
1505 | * Returns 0 if successful, otherwise a negative error code. | |
1506 | */ | |
1507 | int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, | |
1508 | u32 *ratesp, u64 *formatsp, unsigned int *bpsp) | |
1509 | { | |
1510 | int i; | |
1511 | unsigned int val, streams; | |
1512 | ||
1513 | val = 0; | |
1514 | if (nid != codec->afg && | |
54d17403 | 1515 | (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) { |
1da177e4 LT |
1516 | val = snd_hda_param_read(codec, nid, AC_PAR_PCM); |
1517 | if (val == -1) | |
1518 | return -EIO; | |
1519 | } | |
0ba21762 | 1520 | if (!val) |
1da177e4 LT |
1521 | val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); |
1522 | ||
1523 | if (ratesp) { | |
1524 | u32 rates = 0; | |
a961f9fe | 1525 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) { |
1da177e4 | 1526 | if (val & (1 << i)) |
befdf316 | 1527 | rates |= rate_bits[i].alsa_bits; |
1da177e4 LT |
1528 | } |
1529 | *ratesp = rates; | |
1530 | } | |
1531 | ||
1532 | if (formatsp || bpsp) { | |
1533 | u64 formats = 0; | |
1534 | unsigned int bps; | |
1535 | unsigned int wcaps; | |
1536 | ||
54d17403 | 1537 | wcaps = get_wcaps(codec, nid); |
1da177e4 LT |
1538 | streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); |
1539 | if (streams == -1) | |
1540 | return -EIO; | |
0ba21762 TI |
1541 | if (!streams) { |
1542 | streams = snd_hda_param_read(codec, codec->afg, | |
1543 | AC_PAR_STREAM); | |
1da177e4 LT |
1544 | if (streams == -1) |
1545 | return -EIO; | |
1546 | } | |
1547 | ||
1548 | bps = 0; | |
1549 | if (streams & AC_SUPFMT_PCM) { | |
1550 | if (val & AC_SUPPCM_BITS_8) { | |
1551 | formats |= SNDRV_PCM_FMTBIT_U8; | |
1552 | bps = 8; | |
1553 | } | |
1554 | if (val & AC_SUPPCM_BITS_16) { | |
1555 | formats |= SNDRV_PCM_FMTBIT_S16_LE; | |
1556 | bps = 16; | |
1557 | } | |
1558 | if (wcaps & AC_WCAP_DIGITAL) { | |
1559 | if (val & AC_SUPPCM_BITS_32) | |
1560 | formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; | |
1561 | if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) | |
1562 | formats |= SNDRV_PCM_FMTBIT_S32_LE; | |
1563 | if (val & AC_SUPPCM_BITS_24) | |
1564 | bps = 24; | |
1565 | else if (val & AC_SUPPCM_BITS_20) | |
1566 | bps = 20; | |
0ba21762 TI |
1567 | } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24| |
1568 | AC_SUPPCM_BITS_32)) { | |
1da177e4 LT |
1569 | formats |= SNDRV_PCM_FMTBIT_S32_LE; |
1570 | if (val & AC_SUPPCM_BITS_32) | |
1571 | bps = 32; | |
1da177e4 LT |
1572 | else if (val & AC_SUPPCM_BITS_24) |
1573 | bps = 24; | |
33ef7651 NG |
1574 | else if (val & AC_SUPPCM_BITS_20) |
1575 | bps = 20; | |
1da177e4 LT |
1576 | } |
1577 | } | |
0ba21762 TI |
1578 | else if (streams == AC_SUPFMT_FLOAT32) { |
1579 | /* should be exclusive */ | |
1da177e4 LT |
1580 | formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; |
1581 | bps = 32; | |
0ba21762 TI |
1582 | } else if (streams == AC_SUPFMT_AC3) { |
1583 | /* should be exclusive */ | |
1da177e4 LT |
1584 | /* temporary hack: we have still no proper support |
1585 | * for the direct AC3 stream... | |
1586 | */ | |
1587 | formats |= SNDRV_PCM_FMTBIT_U8; | |
1588 | bps = 8; | |
1589 | } | |
1590 | if (formatsp) | |
1591 | *formatsp = formats; | |
1592 | if (bpsp) | |
1593 | *bpsp = bps; | |
1594 | } | |
1595 | ||
1596 | return 0; | |
1597 | } | |
1598 | ||
1599 | /** | |
0ba21762 TI |
1600 | * snd_hda_is_supported_format - check whether the given node supports |
1601 | * the format val | |
1da177e4 LT |
1602 | * |
1603 | * Returns 1 if supported, 0 if not. | |
1604 | */ | |
1605 | int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, | |
1606 | unsigned int format) | |
1607 | { | |
1608 | int i; | |
1609 | unsigned int val = 0, rate, stream; | |
1610 | ||
1611 | if (nid != codec->afg && | |
54d17403 | 1612 | (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) { |
1da177e4 LT |
1613 | val = snd_hda_param_read(codec, nid, AC_PAR_PCM); |
1614 | if (val == -1) | |
1615 | return 0; | |
1616 | } | |
0ba21762 | 1617 | if (!val) { |
1da177e4 LT |
1618 | val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); |
1619 | if (val == -1) | |
1620 | return 0; | |
1621 | } | |
1622 | ||
1623 | rate = format & 0xff00; | |
a961f9fe | 1624 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) |
befdf316 | 1625 | if (rate_bits[i].hda_fmt == rate) { |
1da177e4 LT |
1626 | if (val & (1 << i)) |
1627 | break; | |
1628 | return 0; | |
1629 | } | |
a961f9fe | 1630 | if (i >= AC_PAR_PCM_RATE_BITS) |
1da177e4 LT |
1631 | return 0; |
1632 | ||
1633 | stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); | |
1634 | if (stream == -1) | |
1635 | return 0; | |
0ba21762 | 1636 | if (!stream && nid != codec->afg) |
1da177e4 | 1637 | stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); |
0ba21762 | 1638 | if (!stream || stream == -1) |
1da177e4 LT |
1639 | return 0; |
1640 | ||
1641 | if (stream & AC_SUPFMT_PCM) { | |
1642 | switch (format & 0xf0) { | |
1643 | case 0x00: | |
0ba21762 | 1644 | if (!(val & AC_SUPPCM_BITS_8)) |
1da177e4 LT |
1645 | return 0; |
1646 | break; | |
1647 | case 0x10: | |
0ba21762 | 1648 | if (!(val & AC_SUPPCM_BITS_16)) |
1da177e4 LT |
1649 | return 0; |
1650 | break; | |
1651 | case 0x20: | |
0ba21762 | 1652 | if (!(val & AC_SUPPCM_BITS_20)) |
1da177e4 LT |
1653 | return 0; |
1654 | break; | |
1655 | case 0x30: | |
0ba21762 | 1656 | if (!(val & AC_SUPPCM_BITS_24)) |
1da177e4 LT |
1657 | return 0; |
1658 | break; | |
1659 | case 0x40: | |
0ba21762 | 1660 | if (!(val & AC_SUPPCM_BITS_32)) |
1da177e4 LT |
1661 | return 0; |
1662 | break; | |
1663 | default: | |
1664 | return 0; | |
1665 | } | |
1666 | } else { | |
1667 | /* FIXME: check for float32 and AC3? */ | |
1668 | } | |
1669 | ||
1670 | return 1; | |
1671 | } | |
1672 | ||
1673 | /* | |
1674 | * PCM stuff | |
1675 | */ | |
1676 | static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo, | |
1677 | struct hda_codec *codec, | |
c8b6bf9b | 1678 | struct snd_pcm_substream *substream) |
1da177e4 LT |
1679 | { |
1680 | return 0; | |
1681 | } | |
1682 | ||
1683 | static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo, | |
1684 | struct hda_codec *codec, | |
1685 | unsigned int stream_tag, | |
1686 | unsigned int format, | |
c8b6bf9b | 1687 | struct snd_pcm_substream *substream) |
1da177e4 LT |
1688 | { |
1689 | snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format); | |
1690 | return 0; | |
1691 | } | |
1692 | ||
1693 | static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo, | |
1694 | struct hda_codec *codec, | |
c8b6bf9b | 1695 | struct snd_pcm_substream *substream) |
1da177e4 LT |
1696 | { |
1697 | snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0); | |
1698 | return 0; | |
1699 | } | |
1700 | ||
0ba21762 TI |
1701 | static int __devinit set_pcm_default_values(struct hda_codec *codec, |
1702 | struct hda_pcm_stream *info) | |
1da177e4 | 1703 | { |
0ba21762 TI |
1704 | /* query support PCM information from the given NID */ |
1705 | if (info->nid && (!info->rates || !info->formats)) { | |
1706 | snd_hda_query_supported_pcm(codec, info->nid, | |
1707 | info->rates ? NULL : &info->rates, | |
1708 | info->formats ? NULL : &info->formats, | |
1709 | info->maxbps ? NULL : &info->maxbps); | |
1da177e4 LT |
1710 | } |
1711 | if (info->ops.open == NULL) | |
1712 | info->ops.open = hda_pcm_default_open_close; | |
1713 | if (info->ops.close == NULL) | |
1714 | info->ops.close = hda_pcm_default_open_close; | |
1715 | if (info->ops.prepare == NULL) { | |
1716 | snd_assert(info->nid, return -EINVAL); | |
1717 | info->ops.prepare = hda_pcm_default_prepare; | |
1718 | } | |
1da177e4 LT |
1719 | if (info->ops.cleanup == NULL) { |
1720 | snd_assert(info->nid, return -EINVAL); | |
1721 | info->ops.cleanup = hda_pcm_default_cleanup; | |
1722 | } | |
1723 | return 0; | |
1724 | } | |
1725 | ||
1726 | /** | |
1727 | * snd_hda_build_pcms - build PCM information | |
1728 | * @bus: the BUS | |
1729 | * | |
1730 | * Create PCM information for each codec included in the bus. | |
1731 | * | |
1732 | * The build_pcms codec patch is requested to set up codec->num_pcms and | |
1733 | * codec->pcm_info properly. The array is referred by the top-level driver | |
1734 | * to create its PCM instances. | |
1735 | * The allocated codec->pcm_info should be released in codec->patch_ops.free | |
1736 | * callback. | |
1737 | * | |
1738 | * At least, substreams, channels_min and channels_max must be filled for | |
1739 | * each stream. substreams = 0 indicates that the stream doesn't exist. | |
1740 | * When rates and/or formats are zero, the supported values are queried | |
1741 | * from the given nid. The nid is used also by the default ops.prepare | |
1742 | * and ops.cleanup callbacks. | |
1743 | * | |
1744 | * The driver needs to call ops.open in its open callback. Similarly, | |
1745 | * ops.close is supposed to be called in the close callback. | |
1746 | * ops.prepare should be called in the prepare or hw_params callback | |
1747 | * with the proper parameters for set up. | |
1748 | * ops.cleanup should be called in hw_free for clean up of streams. | |
1749 | * | |
1750 | * This function returns 0 if successfull, or a negative error code. | |
1751 | */ | |
756e2b01 | 1752 | int __devinit snd_hda_build_pcms(struct hda_bus *bus) |
1da177e4 | 1753 | { |
0ba21762 | 1754 | struct hda_codec *codec; |
1da177e4 | 1755 | |
0ba21762 | 1756 | list_for_each_entry(codec, &bus->codec_list, list) { |
1da177e4 LT |
1757 | unsigned int pcm, s; |
1758 | int err; | |
0ba21762 | 1759 | if (!codec->patch_ops.build_pcms) |
1da177e4 LT |
1760 | continue; |
1761 | err = codec->patch_ops.build_pcms(codec); | |
1762 | if (err < 0) | |
1763 | return err; | |
1764 | for (pcm = 0; pcm < codec->num_pcms; pcm++) { | |
1765 | for (s = 0; s < 2; s++) { | |
1766 | struct hda_pcm_stream *info; | |
1767 | info = &codec->pcm_info[pcm].stream[s]; | |
0ba21762 | 1768 | if (!info->substreams) |
1da177e4 LT |
1769 | continue; |
1770 | err = set_pcm_default_values(codec, info); | |
1771 | if (err < 0) | |
1772 | return err; | |
1773 | } | |
1774 | } | |
1775 | } | |
1776 | return 0; | |
1777 | } | |
1778 | ||
1da177e4 LT |
1779 | /** |
1780 | * snd_hda_check_board_config - compare the current codec with the config table | |
1781 | * @codec: the HDA codec | |
f5fcc13c TI |
1782 | * @num_configs: number of config enums |
1783 | * @models: array of model name strings | |
1da177e4 LT |
1784 | * @tbl: configuration table, terminated by null entries |
1785 | * | |
1786 | * Compares the modelname or PCI subsystem id of the current codec with the | |
1787 | * given configuration table. If a matching entry is found, returns its | |
1788 | * config value (supposed to be 0 or positive). | |
1789 | * | |
1790 | * If no entries are matching, the function returns a negative value. | |
1791 | */ | |
756e2b01 TI |
1792 | int __devinit snd_hda_check_board_config(struct hda_codec *codec, |
1793 | int num_configs, const char **models, | |
1794 | const struct snd_pci_quirk *tbl) | |
1da177e4 | 1795 | { |
f5fcc13c TI |
1796 | if (codec->bus->modelname && models) { |
1797 | int i; | |
1798 | for (i = 0; i < num_configs; i++) { | |
1799 | if (models[i] && | |
1800 | !strcmp(codec->bus->modelname, models[i])) { | |
1801 | snd_printd(KERN_INFO "hda_codec: model '%s' is " | |
1802 | "selected\n", models[i]); | |
1803 | return i; | |
1da177e4 LT |
1804 | } |
1805 | } | |
1806 | } | |
1807 | ||
f5fcc13c TI |
1808 | if (!codec->bus->pci || !tbl) |
1809 | return -1; | |
1810 | ||
1811 | tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl); | |
1812 | if (!tbl) | |
1813 | return -1; | |
1814 | if (tbl->value >= 0 && tbl->value < num_configs) { | |
1815 | #ifdef CONFIG_SND_DEBUG_DETECT | |
1816 | char tmp[10]; | |
1817 | const char *model = NULL; | |
1818 | if (models) | |
1819 | model = models[tbl->value]; | |
1820 | if (!model) { | |
1821 | sprintf(tmp, "#%d", tbl->value); | |
1822 | model = tmp; | |
1da177e4 | 1823 | } |
f5fcc13c TI |
1824 | snd_printdd(KERN_INFO "hda_codec: model '%s' is selected " |
1825 | "for config %x:%x (%s)\n", | |
1826 | model, tbl->subvendor, tbl->subdevice, | |
1827 | (tbl->name ? tbl->name : "Unknown device")); | |
1828 | #endif | |
1829 | return tbl->value; | |
1da177e4 LT |
1830 | } |
1831 | return -1; | |
1832 | } | |
1833 | ||
1834 | /** | |
1835 | * snd_hda_add_new_ctls - create controls from the array | |
1836 | * @codec: the HDA codec | |
c8b6bf9b | 1837 | * @knew: the array of struct snd_kcontrol_new |
1da177e4 LT |
1838 | * |
1839 | * This helper function creates and add new controls in the given array. | |
1840 | * The array must be terminated with an empty entry as terminator. | |
1841 | * | |
1842 | * Returns 0 if successful, or a negative error code. | |
1843 | */ | |
756e2b01 TI |
1844 | int __devinit snd_hda_add_new_ctls(struct hda_codec *codec, |
1845 | struct snd_kcontrol_new *knew) | |
1da177e4 LT |
1846 | { |
1847 | int err; | |
1848 | ||
1849 | for (; knew->name; knew++) { | |
54d17403 TI |
1850 | struct snd_kcontrol *kctl; |
1851 | kctl = snd_ctl_new1(knew, codec); | |
0ba21762 | 1852 | if (!kctl) |
54d17403 TI |
1853 | return -ENOMEM; |
1854 | err = snd_ctl_add(codec->bus->card, kctl); | |
1855 | if (err < 0) { | |
0ba21762 | 1856 | if (!codec->addr) |
54d17403 TI |
1857 | return err; |
1858 | kctl = snd_ctl_new1(knew, codec); | |
0ba21762 | 1859 | if (!kctl) |
54d17403 TI |
1860 | return -ENOMEM; |
1861 | kctl->id.device = codec->addr; | |
0ba21762 TI |
1862 | err = snd_ctl_add(codec->bus->card, kctl); |
1863 | if (err < 0) | |
54d17403 TI |
1864 | return err; |
1865 | } | |
1da177e4 LT |
1866 | } |
1867 | return 0; | |
1868 | } | |
1869 | ||
1870 | ||
c8b6bf9b | 1871 | /* |
d2a6d7dc TI |
1872 | * Channel mode helper |
1873 | */ | |
0ba21762 TI |
1874 | int snd_hda_ch_mode_info(struct hda_codec *codec, |
1875 | struct snd_ctl_elem_info *uinfo, | |
1876 | const struct hda_channel_mode *chmode, | |
1877 | int num_chmodes) | |
d2a6d7dc TI |
1878 | { |
1879 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1880 | uinfo->count = 1; | |
1881 | uinfo->value.enumerated.items = num_chmodes; | |
1882 | if (uinfo->value.enumerated.item >= num_chmodes) | |
1883 | uinfo->value.enumerated.item = num_chmodes - 1; | |
1884 | sprintf(uinfo->value.enumerated.name, "%dch", | |
1885 | chmode[uinfo->value.enumerated.item].channels); | |
1886 | return 0; | |
1887 | } | |
1888 | ||
0ba21762 TI |
1889 | int snd_hda_ch_mode_get(struct hda_codec *codec, |
1890 | struct snd_ctl_elem_value *ucontrol, | |
1891 | const struct hda_channel_mode *chmode, | |
1892 | int num_chmodes, | |
d2a6d7dc TI |
1893 | int max_channels) |
1894 | { | |
1895 | int i; | |
1896 | ||
1897 | for (i = 0; i < num_chmodes; i++) { | |
1898 | if (max_channels == chmode[i].channels) { | |
1899 | ucontrol->value.enumerated.item[0] = i; | |
1900 | break; | |
1901 | } | |
1902 | } | |
1903 | return 0; | |
1904 | } | |
1905 | ||
0ba21762 TI |
1906 | int snd_hda_ch_mode_put(struct hda_codec *codec, |
1907 | struct snd_ctl_elem_value *ucontrol, | |
1908 | const struct hda_channel_mode *chmode, | |
1909 | int num_chmodes, | |
d2a6d7dc TI |
1910 | int *max_channelsp) |
1911 | { | |
1912 | unsigned int mode; | |
1913 | ||
1914 | mode = ucontrol->value.enumerated.item[0]; | |
1915 | snd_assert(mode < num_chmodes, return -EINVAL); | |
0ba21762 | 1916 | if (*max_channelsp == chmode[mode].channels && !codec->in_resume) |
d2a6d7dc TI |
1917 | return 0; |
1918 | /* change the current channel setting */ | |
1919 | *max_channelsp = chmode[mode].channels; | |
1920 | if (chmode[mode].sequence) | |
1921 | snd_hda_sequence_write(codec, chmode[mode].sequence); | |
1922 | return 1; | |
1923 | } | |
1924 | ||
1da177e4 LT |
1925 | /* |
1926 | * input MUX helper | |
1927 | */ | |
0ba21762 TI |
1928 | int snd_hda_input_mux_info(const struct hda_input_mux *imux, |
1929 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
1930 | { |
1931 | unsigned int index; | |
1932 | ||
1933 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
1934 | uinfo->count = 1; | |
1935 | uinfo->value.enumerated.items = imux->num_items; | |
1936 | index = uinfo->value.enumerated.item; | |
1937 | if (index >= imux->num_items) | |
1938 | index = imux->num_items - 1; | |
1939 | strcpy(uinfo->value.enumerated.name, imux->items[index].label); | |
1940 | return 0; | |
1941 | } | |
1942 | ||
0ba21762 TI |
1943 | int snd_hda_input_mux_put(struct hda_codec *codec, |
1944 | const struct hda_input_mux *imux, | |
1945 | struct snd_ctl_elem_value *ucontrol, | |
1946 | hda_nid_t nid, | |
1da177e4 LT |
1947 | unsigned int *cur_val) |
1948 | { | |
1949 | unsigned int idx; | |
1950 | ||
1951 | idx = ucontrol->value.enumerated.item[0]; | |
1952 | if (idx >= imux->num_items) | |
1953 | idx = imux->num_items - 1; | |
0ba21762 | 1954 | if (*cur_val == idx && !codec->in_resume) |
1da177e4 LT |
1955 | return 0; |
1956 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, | |
1957 | imux->items[idx].index); | |
1958 | *cur_val = idx; | |
1959 | return 1; | |
1960 | } | |
1961 | ||
1962 | ||
1963 | /* | |
1964 | * Multi-channel / digital-out PCM helper functions | |
1965 | */ | |
1966 | ||
6b97eb45 TI |
1967 | /* setup SPDIF output stream */ |
1968 | static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, | |
1969 | unsigned int stream_tag, unsigned int format) | |
1970 | { | |
1971 | /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */ | |
1972 | if (codec->spdif_ctls & AC_DIG1_ENABLE) | |
1973 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1, | |
1974 | codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff); | |
1975 | snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format); | |
1976 | /* turn on again (if needed) */ | |
1977 | if (codec->spdif_ctls & AC_DIG1_ENABLE) | |
1978 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1, | |
1979 | codec->spdif_ctls & 0xff); | |
1980 | } | |
1981 | ||
1da177e4 LT |
1982 | /* |
1983 | * open the digital out in the exclusive mode | |
1984 | */ | |
0ba21762 TI |
1985 | int snd_hda_multi_out_dig_open(struct hda_codec *codec, |
1986 | struct hda_multi_out *mout) | |
1da177e4 | 1987 | { |
62932df8 | 1988 | mutex_lock(&codec->spdif_mutex); |
5930ca41 TI |
1989 | if (mout->dig_out_used == HDA_DIG_ANALOG_DUP) |
1990 | /* already opened as analog dup; reset it once */ | |
1991 | snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0); | |
1da177e4 | 1992 | mout->dig_out_used = HDA_DIG_EXCLUSIVE; |
62932df8 | 1993 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
1994 | return 0; |
1995 | } | |
1996 | ||
6b97eb45 TI |
1997 | int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, |
1998 | struct hda_multi_out *mout, | |
1999 | unsigned int stream_tag, | |
2000 | unsigned int format, | |
2001 | struct snd_pcm_substream *substream) | |
2002 | { | |
2003 | mutex_lock(&codec->spdif_mutex); | |
2004 | setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format); | |
2005 | mutex_unlock(&codec->spdif_mutex); | |
2006 | return 0; | |
2007 | } | |
2008 | ||
1da177e4 LT |
2009 | /* |
2010 | * release the digital out | |
2011 | */ | |
0ba21762 TI |
2012 | int snd_hda_multi_out_dig_close(struct hda_codec *codec, |
2013 | struct hda_multi_out *mout) | |
1da177e4 | 2014 | { |
62932df8 | 2015 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 2016 | mout->dig_out_used = 0; |
62932df8 | 2017 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2018 | return 0; |
2019 | } | |
2020 | ||
2021 | /* | |
2022 | * set up more restrictions for analog out | |
2023 | */ | |
0ba21762 TI |
2024 | int snd_hda_multi_out_analog_open(struct hda_codec *codec, |
2025 | struct hda_multi_out *mout, | |
c8b6bf9b | 2026 | struct snd_pcm_substream *substream) |
1da177e4 LT |
2027 | { |
2028 | substream->runtime->hw.channels_max = mout->max_channels; | |
2029 | return snd_pcm_hw_constraint_step(substream->runtime, 0, | |
2030 | SNDRV_PCM_HW_PARAM_CHANNELS, 2); | |
2031 | } | |
2032 | ||
2033 | /* | |
2034 | * set up the i/o for analog out | |
2035 | * when the digital out is available, copy the front out to digital out, too. | |
2036 | */ | |
0ba21762 TI |
2037 | int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, |
2038 | struct hda_multi_out *mout, | |
1da177e4 LT |
2039 | unsigned int stream_tag, |
2040 | unsigned int format, | |
c8b6bf9b | 2041 | struct snd_pcm_substream *substream) |
1da177e4 LT |
2042 | { |
2043 | hda_nid_t *nids = mout->dac_nids; | |
2044 | int chs = substream->runtime->channels; | |
2045 | int i; | |
2046 | ||
62932df8 | 2047 | mutex_lock(&codec->spdif_mutex); |
1da177e4 LT |
2048 | if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) { |
2049 | if (chs == 2 && | |
0ba21762 TI |
2050 | snd_hda_is_supported_format(codec, mout->dig_out_nid, |
2051 | format) && | |
2052 | !(codec->spdif_status & IEC958_AES0_NONAUDIO)) { | |
1da177e4 | 2053 | mout->dig_out_used = HDA_DIG_ANALOG_DUP; |
6b97eb45 TI |
2054 | setup_dig_out_stream(codec, mout->dig_out_nid, |
2055 | stream_tag, format); | |
1da177e4 LT |
2056 | } else { |
2057 | mout->dig_out_used = 0; | |
0ba21762 TI |
2058 | snd_hda_codec_setup_stream(codec, mout->dig_out_nid, |
2059 | 0, 0, 0); | |
1da177e4 LT |
2060 | } |
2061 | } | |
62932df8 | 2062 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2063 | |
2064 | /* front */ | |
0ba21762 TI |
2065 | snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag, |
2066 | 0, format); | |
35aec4e2 | 2067 | if (mout->hp_nid && mout->hp_nid != nids[HDA_FRONT]) |
1da177e4 | 2068 | /* headphone out will just decode front left/right (stereo) */ |
0ba21762 TI |
2069 | snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, |
2070 | 0, format); | |
82bc955f TI |
2071 | /* extra outputs copied from front */ |
2072 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) | |
2073 | if (mout->extra_out_nid[i]) | |
2074 | snd_hda_codec_setup_stream(codec, | |
2075 | mout->extra_out_nid[i], | |
2076 | stream_tag, 0, format); | |
2077 | ||
1da177e4 LT |
2078 | /* surrounds */ |
2079 | for (i = 1; i < mout->num_dacs; i++) { | |
4b3acaf5 | 2080 | if (chs >= (i + 1) * 2) /* independent out */ |
0ba21762 TI |
2081 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
2082 | i * 2, format); | |
4b3acaf5 | 2083 | else /* copy front */ |
0ba21762 TI |
2084 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
2085 | 0, format); | |
1da177e4 LT |
2086 | } |
2087 | return 0; | |
2088 | } | |
2089 | ||
2090 | /* | |
2091 | * clean up the setting for analog out | |
2092 | */ | |
0ba21762 TI |
2093 | int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, |
2094 | struct hda_multi_out *mout) | |
1da177e4 LT |
2095 | { |
2096 | hda_nid_t *nids = mout->dac_nids; | |
2097 | int i; | |
2098 | ||
2099 | for (i = 0; i < mout->num_dacs; i++) | |
2100 | snd_hda_codec_setup_stream(codec, nids[i], 0, 0, 0); | |
2101 | if (mout->hp_nid) | |
2102 | snd_hda_codec_setup_stream(codec, mout->hp_nid, 0, 0, 0); | |
82bc955f TI |
2103 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) |
2104 | if (mout->extra_out_nid[i]) | |
2105 | snd_hda_codec_setup_stream(codec, | |
2106 | mout->extra_out_nid[i], | |
2107 | 0, 0, 0); | |
62932df8 | 2108 | mutex_lock(&codec->spdif_mutex); |
1da177e4 LT |
2109 | if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) { |
2110 | snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0); | |
2111 | mout->dig_out_used = 0; | |
2112 | } | |
62932df8 | 2113 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2114 | return 0; |
2115 | } | |
2116 | ||
e9edcee0 TI |
2117 | /* |
2118 | * Helper for automatic ping configuration | |
2119 | */ | |
df694daa | 2120 | |
756e2b01 | 2121 | static int __devinit is_in_nid_list(hda_nid_t nid, hda_nid_t *list) |
df694daa KY |
2122 | { |
2123 | for (; *list; list++) | |
2124 | if (*list == nid) | |
2125 | return 1; | |
2126 | return 0; | |
2127 | } | |
2128 | ||
81937d3b SL |
2129 | |
2130 | /* | |
2131 | * Sort an associated group of pins according to their sequence numbers. | |
2132 | */ | |
2133 | static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences, | |
2134 | int num_pins) | |
2135 | { | |
2136 | int i, j; | |
2137 | short seq; | |
2138 | hda_nid_t nid; | |
2139 | ||
2140 | for (i = 0; i < num_pins; i++) { | |
2141 | for (j = i + 1; j < num_pins; j++) { | |
2142 | if (sequences[i] > sequences[j]) { | |
2143 | seq = sequences[i]; | |
2144 | sequences[i] = sequences[j]; | |
2145 | sequences[j] = seq; | |
2146 | nid = pins[i]; | |
2147 | pins[i] = pins[j]; | |
2148 | pins[j] = nid; | |
2149 | } | |
2150 | } | |
2151 | } | |
2152 | } | |
2153 | ||
2154 | ||
82bc955f TI |
2155 | /* |
2156 | * Parse all pin widgets and store the useful pin nids to cfg | |
2157 | * | |
2158 | * The number of line-outs or any primary output is stored in line_outs, | |
2159 | * and the corresponding output pins are assigned to line_out_pins[], | |
2160 | * in the order of front, rear, CLFE, side, ... | |
2161 | * | |
2162 | * If more extra outputs (speaker and headphone) are found, the pins are | |
eb06ed8f | 2163 | * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack |
82bc955f TI |
2164 | * is detected, one of speaker of HP pins is assigned as the primary |
2165 | * output, i.e. to line_out_pins[0]. So, line_outs is always positive | |
2166 | * if any analog output exists. | |
2167 | * | |
2168 | * The analog input pins are assigned to input_pins array. | |
2169 | * The digital input/output pins are assigned to dig_in_pin and dig_out_pin, | |
2170 | * respectively. | |
2171 | */ | |
756e2b01 TI |
2172 | int __devinit snd_hda_parse_pin_def_config(struct hda_codec *codec, |
2173 | struct auto_pin_cfg *cfg, | |
2174 | hda_nid_t *ignore_nids) | |
e9edcee0 TI |
2175 | { |
2176 | hda_nid_t nid, nid_start; | |
81937d3b SL |
2177 | int nodes; |
2178 | short seq, assoc_line_out, assoc_speaker; | |
2179 | short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)]; | |
2180 | short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)]; | |
e9edcee0 TI |
2181 | |
2182 | memset(cfg, 0, sizeof(*cfg)); | |
2183 | ||
81937d3b SL |
2184 | memset(sequences_line_out, 0, sizeof(sequences_line_out)); |
2185 | memset(sequences_speaker, 0, sizeof(sequences_speaker)); | |
2186 | assoc_line_out = assoc_speaker = 0; | |
e9edcee0 TI |
2187 | |
2188 | nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start); | |
2189 | for (nid = nid_start; nid < nodes + nid_start; nid++) { | |
54d17403 | 2190 | unsigned int wid_caps = get_wcaps(codec, nid); |
0ba21762 TI |
2191 | unsigned int wid_type = |
2192 | (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; | |
e9edcee0 TI |
2193 | unsigned int def_conf; |
2194 | short assoc, loc; | |
2195 | ||
2196 | /* read all default configuration for pin complex */ | |
2197 | if (wid_type != AC_WID_PIN) | |
2198 | continue; | |
df694daa KY |
2199 | /* ignore the given nids (e.g. pc-beep returns error) */ |
2200 | if (ignore_nids && is_in_nid_list(nid, ignore_nids)) | |
2201 | continue; | |
2202 | ||
0ba21762 TI |
2203 | def_conf = snd_hda_codec_read(codec, nid, 0, |
2204 | AC_VERB_GET_CONFIG_DEFAULT, 0); | |
e9edcee0 TI |
2205 | if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE) |
2206 | continue; | |
2207 | loc = get_defcfg_location(def_conf); | |
2208 | switch (get_defcfg_device(def_conf)) { | |
2209 | case AC_JACK_LINE_OUT: | |
e9edcee0 TI |
2210 | seq = get_defcfg_sequence(def_conf); |
2211 | assoc = get_defcfg_association(def_conf); | |
0ba21762 | 2212 | if (!assoc) |
e9edcee0 | 2213 | continue; |
0ba21762 | 2214 | if (!assoc_line_out) |
e9edcee0 TI |
2215 | assoc_line_out = assoc; |
2216 | else if (assoc_line_out != assoc) | |
2217 | continue; | |
2218 | if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins)) | |
2219 | continue; | |
2220 | cfg->line_out_pins[cfg->line_outs] = nid; | |
81937d3b | 2221 | sequences_line_out[cfg->line_outs] = seq; |
e9edcee0 TI |
2222 | cfg->line_outs++; |
2223 | break; | |
8d88bc3d | 2224 | case AC_JACK_SPEAKER: |
81937d3b SL |
2225 | seq = get_defcfg_sequence(def_conf); |
2226 | assoc = get_defcfg_association(def_conf); | |
2227 | if (! assoc) | |
2228 | continue; | |
2229 | if (! assoc_speaker) | |
2230 | assoc_speaker = assoc; | |
2231 | else if (assoc_speaker != assoc) | |
2232 | continue; | |
82bc955f TI |
2233 | if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins)) |
2234 | continue; | |
2235 | cfg->speaker_pins[cfg->speaker_outs] = nid; | |
81937d3b | 2236 | sequences_speaker[cfg->speaker_outs] = seq; |
82bc955f | 2237 | cfg->speaker_outs++; |
8d88bc3d | 2238 | break; |
e9edcee0 | 2239 | case AC_JACK_HP_OUT: |
eb06ed8f TI |
2240 | if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins)) |
2241 | continue; | |
2242 | cfg->hp_pins[cfg->hp_outs] = nid; | |
2243 | cfg->hp_outs++; | |
e9edcee0 | 2244 | break; |
314634bc TI |
2245 | case AC_JACK_MIC_IN: { |
2246 | int preferred, alt; | |
2247 | if (loc == AC_JACK_LOC_FRONT) { | |
2248 | preferred = AUTO_PIN_FRONT_MIC; | |
2249 | alt = AUTO_PIN_MIC; | |
2250 | } else { | |
2251 | preferred = AUTO_PIN_MIC; | |
2252 | alt = AUTO_PIN_FRONT_MIC; | |
2253 | } | |
2254 | if (!cfg->input_pins[preferred]) | |
2255 | cfg->input_pins[preferred] = nid; | |
2256 | else if (!cfg->input_pins[alt]) | |
2257 | cfg->input_pins[alt] = nid; | |
e9edcee0 | 2258 | break; |
314634bc | 2259 | } |
e9edcee0 TI |
2260 | case AC_JACK_LINE_IN: |
2261 | if (loc == AC_JACK_LOC_FRONT) | |
2262 | cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid; | |
2263 | else | |
2264 | cfg->input_pins[AUTO_PIN_LINE] = nid; | |
2265 | break; | |
2266 | case AC_JACK_CD: | |
2267 | cfg->input_pins[AUTO_PIN_CD] = nid; | |
2268 | break; | |
2269 | case AC_JACK_AUX: | |
2270 | cfg->input_pins[AUTO_PIN_AUX] = nid; | |
2271 | break; | |
2272 | case AC_JACK_SPDIF_OUT: | |
2273 | cfg->dig_out_pin = nid; | |
2274 | break; | |
2275 | case AC_JACK_SPDIF_IN: | |
2276 | cfg->dig_in_pin = nid; | |
2277 | break; | |
2278 | } | |
2279 | } | |
2280 | ||
2281 | /* sort by sequence */ | |
81937d3b SL |
2282 | sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out, |
2283 | cfg->line_outs); | |
2284 | sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker, | |
2285 | cfg->speaker_outs); | |
2286 | ||
2287 | /* | |
2288 | * FIX-UP: if no line-outs are detected, try to use speaker or HP pin | |
2289 | * as a primary output | |
2290 | */ | |
2291 | if (!cfg->line_outs) { | |
2292 | if (cfg->speaker_outs) { | |
2293 | cfg->line_outs = cfg->speaker_outs; | |
2294 | memcpy(cfg->line_out_pins, cfg->speaker_pins, | |
2295 | sizeof(cfg->speaker_pins)); | |
2296 | cfg->speaker_outs = 0; | |
2297 | memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins)); | |
2298 | cfg->line_out_type = AUTO_PIN_SPEAKER_OUT; | |
2299 | } else if (cfg->hp_outs) { | |
2300 | cfg->line_outs = cfg->hp_outs; | |
2301 | memcpy(cfg->line_out_pins, cfg->hp_pins, | |
2302 | sizeof(cfg->hp_pins)); | |
2303 | cfg->hp_outs = 0; | |
2304 | memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins)); | |
2305 | cfg->line_out_type = AUTO_PIN_HP_OUT; | |
2306 | } | |
2307 | } | |
e9edcee0 | 2308 | |
cb8e2f83 TI |
2309 | /* Reorder the surround channels |
2310 | * ALSA sequence is front/surr/clfe/side | |
2311 | * HDA sequence is: | |
2312 | * 4-ch: front/surr => OK as it is | |
2313 | * 6-ch: front/clfe/surr | |
9422db40 | 2314 | * 8-ch: front/clfe/rear/side|fc |
cb8e2f83 TI |
2315 | */ |
2316 | switch (cfg->line_outs) { | |
2317 | case 3: | |
cb8e2f83 TI |
2318 | case 4: |
2319 | nid = cfg->line_out_pins[1]; | |
9422db40 | 2320 | cfg->line_out_pins[1] = cfg->line_out_pins[2]; |
cb8e2f83 TI |
2321 | cfg->line_out_pins[2] = nid; |
2322 | break; | |
e9edcee0 TI |
2323 | } |
2324 | ||
82bc955f TI |
2325 | /* |
2326 | * debug prints of the parsed results | |
2327 | */ | |
2328 | snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", | |
2329 | cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1], | |
2330 | cfg->line_out_pins[2], cfg->line_out_pins[3], | |
2331 | cfg->line_out_pins[4]); | |
2332 | snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", | |
2333 | cfg->speaker_outs, cfg->speaker_pins[0], | |
2334 | cfg->speaker_pins[1], cfg->speaker_pins[2], | |
2335 | cfg->speaker_pins[3], cfg->speaker_pins[4]); | |
eb06ed8f TI |
2336 | snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", |
2337 | cfg->hp_outs, cfg->hp_pins[0], | |
2338 | cfg->hp_pins[1], cfg->hp_pins[2], | |
2339 | cfg->hp_pins[3], cfg->hp_pins[4]); | |
82bc955f TI |
2340 | snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x," |
2341 | " cd=0x%x, aux=0x%x\n", | |
2342 | cfg->input_pins[AUTO_PIN_MIC], | |
2343 | cfg->input_pins[AUTO_PIN_FRONT_MIC], | |
2344 | cfg->input_pins[AUTO_PIN_LINE], | |
2345 | cfg->input_pins[AUTO_PIN_FRONT_LINE], | |
2346 | cfg->input_pins[AUTO_PIN_CD], | |
2347 | cfg->input_pins[AUTO_PIN_AUX]); | |
2348 | ||
e9edcee0 TI |
2349 | return 0; |
2350 | } | |
2351 | ||
4a471b7d TI |
2352 | /* labels for input pins */ |
2353 | const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = { | |
2354 | "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux" | |
2355 | }; | |
2356 | ||
2357 | ||
1da177e4 LT |
2358 | #ifdef CONFIG_PM |
2359 | /* | |
2360 | * power management | |
2361 | */ | |
2362 | ||
2363 | /** | |
2364 | * snd_hda_suspend - suspend the codecs | |
2365 | * @bus: the HDA bus | |
2366 | * @state: suspsend state | |
2367 | * | |
2368 | * Returns 0 if successful. | |
2369 | */ | |
2370 | int snd_hda_suspend(struct hda_bus *bus, pm_message_t state) | |
2371 | { | |
0ba21762 | 2372 | struct hda_codec *codec; |
1da177e4 LT |
2373 | |
2374 | /* FIXME: should handle power widget capabilities */ | |
0ba21762 | 2375 | list_for_each_entry(codec, &bus->codec_list, list) { |
1da177e4 LT |
2376 | if (codec->patch_ops.suspend) |
2377 | codec->patch_ops.suspend(codec, state); | |
54d17403 TI |
2378 | hda_set_power_state(codec, |
2379 | codec->afg ? codec->afg : codec->mfg, | |
2380 | AC_PWRST_D3); | |
1da177e4 LT |
2381 | } |
2382 | return 0; | |
2383 | } | |
2384 | ||
2385 | /** | |
2386 | * snd_hda_resume - resume the codecs | |
2387 | * @bus: the HDA bus | |
2388 | * @state: resume state | |
2389 | * | |
2390 | * Returns 0 if successful. | |
2391 | */ | |
2392 | int snd_hda_resume(struct hda_bus *bus) | |
2393 | { | |
0ba21762 | 2394 | struct hda_codec *codec; |
1da177e4 | 2395 | |
0ba21762 | 2396 | list_for_each_entry(codec, &bus->codec_list, list) { |
54d17403 TI |
2397 | hda_set_power_state(codec, |
2398 | codec->afg ? codec->afg : codec->mfg, | |
2399 | AC_PWRST_D0); | |
1da177e4 LT |
2400 | if (codec->patch_ops.resume) |
2401 | codec->patch_ops.resume(codec); | |
2402 | } | |
2403 | return 0; | |
2404 | } | |
2405 | ||
2406 | /** | |
2407 | * snd_hda_resume_ctls - resume controls in the new control list | |
2408 | * @codec: the HDA codec | |
c8b6bf9b | 2409 | * @knew: the array of struct snd_kcontrol_new |
1da177e4 | 2410 | * |
c8b6bf9b | 2411 | * This function resumes the mixer controls in the struct snd_kcontrol_new array, |
1da177e4 LT |
2412 | * originally for snd_hda_add_new_ctls(). |
2413 | * The array must be terminated with an empty entry as terminator. | |
2414 | */ | |
c8b6bf9b | 2415 | int snd_hda_resume_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew) |
1da177e4 | 2416 | { |
c8b6bf9b | 2417 | struct snd_ctl_elem_value *val; |
1da177e4 LT |
2418 | |
2419 | val = kmalloc(sizeof(*val), GFP_KERNEL); | |
0ba21762 | 2420 | if (!val) |
1da177e4 LT |
2421 | return -ENOMEM; |
2422 | codec->in_resume = 1; | |
2423 | for (; knew->name; knew++) { | |
2424 | int i, count; | |
2425 | count = knew->count ? knew->count : 1; | |
2426 | for (i = 0; i < count; i++) { | |
2427 | memset(val, 0, sizeof(*val)); | |
2428 | val->id.iface = knew->iface; | |
2429 | val->id.device = knew->device; | |
2430 | val->id.subdevice = knew->subdevice; | |
2431 | strcpy(val->id.name, knew->name); | |
2432 | val->id.index = knew->index ? knew->index : i; | |
2433 | /* Assume that get callback reads only from cache, | |
2434 | * not accessing to the real hardware | |
2435 | */ | |
2436 | if (snd_ctl_elem_read(codec->bus->card, val) < 0) | |
2437 | continue; | |
2438 | snd_ctl_elem_write(codec->bus->card, NULL, val); | |
2439 | } | |
2440 | } | |
2441 | codec->in_resume = 0; | |
2442 | kfree(val); | |
2443 | return 0; | |
2444 | } | |
2445 | ||
2446 | /** | |
2447 | * snd_hda_resume_spdif_out - resume the digital out | |
2448 | * @codec: the HDA codec | |
2449 | */ | |
2450 | int snd_hda_resume_spdif_out(struct hda_codec *codec) | |
2451 | { | |
2452 | return snd_hda_resume_ctls(codec, dig_mixes); | |
2453 | } | |
2454 | ||
2455 | /** | |
2456 | * snd_hda_resume_spdif_in - resume the digital in | |
2457 | * @codec: the HDA codec | |
2458 | */ | |
2459 | int snd_hda_resume_spdif_in(struct hda_codec *codec) | |
2460 | { | |
2461 | return snd_hda_resume_ctls(codec, dig_in_ctls); | |
2462 | } | |
2463 | #endif |