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