Commit | Line | Data |
---|---|---|
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 | ||
18478e8b | 22 | #include <linux/mm.h> |
1da177e4 LT |
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> |
da155d5b | 28 | #include <linux/module.h> |
1da177e4 LT |
29 | #include <sound/core.h> |
30 | #include "hda_codec.h" | |
31 | #include <sound/asoundef.h> | |
302e9c5a | 32 | #include <sound/tlv.h> |
1da177e4 | 33 | #include <sound/initval.h> |
cd372fb3 | 34 | #include <sound/jack.h> |
1da177e4 | 35 | #include "hda_local.h" |
123c07ae | 36 | #include "hda_beep.h" |
1835a0f9 | 37 | #include "hda_jack.h" |
2807314d | 38 | #include <sound/hda_hwdep.h> |
1da177e4 | 39 | |
d66fee5d TI |
40 | #define CREATE_TRACE_POINTS |
41 | #include "hda_trace.h" | |
42 | ||
1da177e4 LT |
43 | /* |
44 | * vendor / preset table | |
45 | */ | |
46 | ||
47 | struct hda_vendor_id { | |
48 | unsigned int id; | |
49 | const char *name; | |
50 | }; | |
51 | ||
52 | /* codec vendor labels */ | |
53 | static struct hda_vendor_id hda_vendor_ids[] = { | |
c8cd1281 | 54 | { 0x1002, "ATI" }, |
e5f14248 | 55 | { 0x1013, "Cirrus Logic" }, |
a9226251 | 56 | { 0x1057, "Motorola" }, |
c8cd1281 | 57 | { 0x1095, "Silicon Image" }, |
31117b78 | 58 | { 0x10de, "Nvidia" }, |
c8cd1281 | 59 | { 0x10ec, "Realtek" }, |
4e01f54b | 60 | { 0x1102, "Creative" }, |
c577b8a1 | 61 | { 0x1106, "VIA" }, |
7f16859a | 62 | { 0x111d, "IDT" }, |
c8cd1281 | 63 | { 0x11c1, "LSI" }, |
54b903ec | 64 | { 0x11d4, "Analog Devices" }, |
1da177e4 | 65 | { 0x13f6, "C-Media" }, |
a9226251 | 66 | { 0x14f1, "Conexant" }, |
c8cd1281 TI |
67 | { 0x17e8, "Chrontel" }, |
68 | { 0x1854, "LG" }, | |
8199de3b | 69 | { 0x1aec, "Wolfson Microelectronics" }, |
1da177e4 | 70 | { 0x434d, "C-Media" }, |
74c61133 | 71 | { 0x8086, "Intel" }, |
2f2f4251 | 72 | { 0x8384, "SigmaTel" }, |
1da177e4 LT |
73 | {} /* terminator */ |
74 | }; | |
75 | ||
1289e9e8 TI |
76 | static DEFINE_MUTEX(preset_mutex); |
77 | static LIST_HEAD(hda_preset_tables); | |
78 | ||
79 | int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset) | |
80 | { | |
81 | mutex_lock(&preset_mutex); | |
82 | list_add_tail(&preset->list, &hda_preset_tables); | |
83 | mutex_unlock(&preset_mutex); | |
84 | return 0; | |
85 | } | |
ff7a3267 | 86 | EXPORT_SYMBOL_HDA(snd_hda_add_codec_preset); |
1289e9e8 TI |
87 | |
88 | int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset) | |
89 | { | |
90 | mutex_lock(&preset_mutex); | |
91 | list_del(&preset->list); | |
92 | mutex_unlock(&preset_mutex); | |
93 | return 0; | |
94 | } | |
ff7a3267 | 95 | EXPORT_SYMBOL_HDA(snd_hda_delete_codec_preset); |
1da177e4 | 96 | |
83012a7c | 97 | #ifdef CONFIG_PM |
d846b174 | 98 | #define codec_in_pm(codec) ((codec)->in_pm) |
cb53c626 TI |
99 | static void hda_power_work(struct work_struct *work); |
100 | static void hda_keep_power_on(struct hda_codec *codec); | |
e581f3db | 101 | #define hda_codec_is_power_on(codec) ((codec)->power_on) |
68467f51 TI |
102 | static inline void hda_call_pm_notify(struct hda_bus *bus, bool power_up) |
103 | { | |
104 | if (bus->ops.pm_notify) | |
105 | bus->ops.pm_notify(bus, power_up); | |
106 | } | |
cb53c626 | 107 | #else |
d846b174 | 108 | #define codec_in_pm(codec) 0 |
cb53c626 | 109 | static inline void hda_keep_power_on(struct hda_codec *codec) {} |
e581f3db | 110 | #define hda_codec_is_power_on(codec) 1 |
68467f51 | 111 | #define hda_call_pm_notify(bus, state) {} |
cb53c626 TI |
112 | #endif |
113 | ||
d5191e50 TI |
114 | /** |
115 | * snd_hda_get_jack_location - Give a location string of the jack | |
116 | * @cfg: pin default config value | |
117 | * | |
118 | * Parse the pin default config value and returns the string of the | |
119 | * jack location, e.g. "Rear", "Front", etc. | |
120 | */ | |
50a9f790 MR |
121 | const char *snd_hda_get_jack_location(u32 cfg) |
122 | { | |
123 | static char *bases[7] = { | |
124 | "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", | |
125 | }; | |
126 | static unsigned char specials_idx[] = { | |
127 | 0x07, 0x08, | |
128 | 0x17, 0x18, 0x19, | |
129 | 0x37, 0x38 | |
130 | }; | |
131 | static char *specials[] = { | |
132 | "Rear Panel", "Drive Bar", | |
133 | "Riser", "HDMI", "ATAPI", | |
134 | "Mobile-In", "Mobile-Out" | |
135 | }; | |
136 | int i; | |
137 | cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; | |
138 | if ((cfg & 0x0f) < 7) | |
139 | return bases[cfg & 0x0f]; | |
140 | for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { | |
141 | if (cfg == specials_idx[i]) | |
142 | return specials[i]; | |
143 | } | |
144 | return "UNKNOWN"; | |
145 | } | |
ff7a3267 | 146 | EXPORT_SYMBOL_HDA(snd_hda_get_jack_location); |
50a9f790 | 147 | |
d5191e50 TI |
148 | /** |
149 | * snd_hda_get_jack_connectivity - Give a connectivity string of the jack | |
150 | * @cfg: pin default config value | |
151 | * | |
152 | * Parse the pin default config value and returns the string of the | |
153 | * jack connectivity, i.e. external or internal connection. | |
154 | */ | |
50a9f790 MR |
155 | const char *snd_hda_get_jack_connectivity(u32 cfg) |
156 | { | |
157 | static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; | |
158 | ||
159 | return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3]; | |
160 | } | |
ff7a3267 | 161 | EXPORT_SYMBOL_HDA(snd_hda_get_jack_connectivity); |
50a9f790 | 162 | |
d5191e50 TI |
163 | /** |
164 | * snd_hda_get_jack_type - Give a type string of the jack | |
165 | * @cfg: pin default config value | |
166 | * | |
167 | * Parse the pin default config value and returns the string of the | |
168 | * jack type, i.e. the purpose of the jack, such as Line-Out or CD. | |
169 | */ | |
50a9f790 MR |
170 | const char *snd_hda_get_jack_type(u32 cfg) |
171 | { | |
172 | static char *jack_types[16] = { | |
173 | "Line Out", "Speaker", "HP Out", "CD", | |
174 | "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", | |
175 | "Line In", "Aux", "Mic", "Telephony", | |
aeb3a972 | 176 | "SPDIF In", "Digital In", "Reserved", "Other" |
50a9f790 MR |
177 | }; |
178 | ||
179 | return jack_types[(cfg & AC_DEFCFG_DEVICE) | |
180 | >> AC_DEFCFG_DEVICE_SHIFT]; | |
181 | } | |
ff7a3267 | 182 | EXPORT_SYMBOL_HDA(snd_hda_get_jack_type); |
50a9f790 | 183 | |
33fa35ed TI |
184 | /* |
185 | * Compose a 32bit command word to be sent to the HD-audio controller | |
186 | */ | |
187 | static inline unsigned int | |
e7ecc27e | 188 | make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int flags, |
33fa35ed TI |
189 | unsigned int verb, unsigned int parm) |
190 | { | |
191 | u32 val; | |
192 | ||
e7ecc27e | 193 | if ((codec->addr & ~0xf) || (nid & ~0x7f) || |
82e1b804 | 194 | (verb & ~0xfff) || (parm & ~0xffff)) { |
e7ecc27e TI |
195 | printk(KERN_ERR "hda-codec: out of range cmd %x:%x:%x:%x\n", |
196 | codec->addr, nid, verb, parm); | |
6430aeeb WF |
197 | return ~0; |
198 | } | |
199 | ||
200 | val = (u32)codec->addr << 28; | |
33fa35ed TI |
201 | val |= (u32)nid << 20; |
202 | val |= verb << 8; | |
203 | val |= parm; | |
204 | return val; | |
205 | } | |
206 | ||
aa2936f5 TI |
207 | /* |
208 | * Send and receive a verb | |
209 | */ | |
210 | static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, | |
e7ecc27e | 211 | int flags, unsigned int *res) |
aa2936f5 TI |
212 | { |
213 | struct hda_bus *bus = codec->bus; | |
8dd78330 | 214 | int err; |
aa2936f5 | 215 | |
6430aeeb WF |
216 | if (cmd == ~0) |
217 | return -1; | |
218 | ||
aa2936f5 TI |
219 | if (res) |
220 | *res = -1; | |
8dd78330 | 221 | again: |
aa2936f5 TI |
222 | snd_hda_power_up(codec); |
223 | mutex_lock(&bus->cmd_mutex); | |
63e51fd7 TI |
224 | if (flags & HDA_RW_NO_RESPONSE_FALLBACK) |
225 | bus->no_response_fallback = 1; | |
3bcce5c0 TI |
226 | for (;;) { |
227 | trace_hda_send_cmd(codec, cmd); | |
228 | err = bus->ops.command(bus, cmd); | |
229 | if (err != -EAGAIN) | |
230 | break; | |
231 | /* process pending verbs */ | |
232 | bus->ops.get_response(bus, codec->addr); | |
233 | } | |
d66fee5d | 234 | if (!err && res) { |
deadff16 | 235 | *res = bus->ops.get_response(bus, codec->addr); |
d66fee5d TI |
236 | trace_hda_get_response(codec, *res); |
237 | } | |
63e51fd7 | 238 | bus->no_response_fallback = 0; |
aa2936f5 TI |
239 | mutex_unlock(&bus->cmd_mutex); |
240 | snd_hda_power_down(codec); | |
d846b174 | 241 | if (!codec_in_pm(codec) && res && *res == -1 && bus->rirb_error) { |
8dd78330 TI |
242 | if (bus->response_reset) { |
243 | snd_printd("hda_codec: resetting BUS due to " | |
244 | "fatal communication error\n"); | |
d66fee5d | 245 | trace_hda_bus_reset(bus); |
8dd78330 TI |
246 | bus->ops.bus_reset(bus); |
247 | } | |
248 | goto again; | |
249 | } | |
250 | /* clear reset-flag when the communication gets recovered */ | |
d846b174 | 251 | if (!err || codec_in_pm(codec)) |
8dd78330 | 252 | bus->response_reset = 0; |
aa2936f5 TI |
253 | return err; |
254 | } | |
255 | ||
1da177e4 LT |
256 | /** |
257 | * snd_hda_codec_read - send a command and get the response | |
258 | * @codec: the HDA codec | |
259 | * @nid: NID to send the command | |
e7ecc27e | 260 | * @flags: optional bit flags |
1da177e4 LT |
261 | * @verb: the verb to send |
262 | * @parm: the parameter for the verb | |
263 | * | |
264 | * Send a single command and read the corresponding response. | |
265 | * | |
266 | * Returns the obtained response value, or -1 for an error. | |
267 | */ | |
0ba21762 | 268 | unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, |
e7ecc27e | 269 | int flags, |
1da177e4 LT |
270 | unsigned int verb, unsigned int parm) |
271 | { | |
e7ecc27e | 272 | unsigned cmd = make_codec_cmd(codec, nid, flags, verb, parm); |
aa2936f5 | 273 | unsigned int res; |
e7ecc27e | 274 | if (codec_exec_verb(codec, cmd, flags, &res)) |
9857edfd | 275 | return -1; |
1da177e4 LT |
276 | return res; |
277 | } | |
ff7a3267 | 278 | EXPORT_SYMBOL_HDA(snd_hda_codec_read); |
1da177e4 LT |
279 | |
280 | /** | |
281 | * snd_hda_codec_write - send a single command without waiting for response | |
282 | * @codec: the HDA codec | |
283 | * @nid: NID to send the command | |
e7ecc27e | 284 | * @flags: optional bit flags |
1da177e4 LT |
285 | * @verb: the verb to send |
286 | * @parm: the parameter for the verb | |
287 | * | |
288 | * Send a single command without waiting for response. | |
289 | * | |
290 | * Returns 0 if successful, or a negative error code. | |
291 | */ | |
e7ecc27e TI |
292 | int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int flags, |
293 | unsigned int verb, unsigned int parm) | |
1da177e4 | 294 | { |
e7ecc27e | 295 | unsigned int cmd = make_codec_cmd(codec, nid, flags, verb, parm); |
33fa35ed | 296 | unsigned int res; |
e7ecc27e | 297 | return codec_exec_verb(codec, cmd, flags, |
b20f3b83 | 298 | codec->bus->sync_write ? &res : NULL); |
1da177e4 | 299 | } |
ff7a3267 | 300 | EXPORT_SYMBOL_HDA(snd_hda_codec_write); |
1da177e4 LT |
301 | |
302 | /** | |
303 | * snd_hda_sequence_write - sequence writes | |
304 | * @codec: the HDA codec | |
305 | * @seq: VERB array to send | |
306 | * | |
307 | * Send the commands sequentially from the given array. | |
308 | * The array must be terminated with NID=0. | |
309 | */ | |
310 | void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq) | |
311 | { | |
312 | for (; seq->nid; seq++) | |
313 | snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param); | |
314 | } | |
ff7a3267 | 315 | EXPORT_SYMBOL_HDA(snd_hda_sequence_write); |
1da177e4 LT |
316 | |
317 | /** | |
318 | * snd_hda_get_sub_nodes - get the range of sub nodes | |
319 | * @codec: the HDA codec | |
320 | * @nid: NID to parse | |
321 | * @start_id: the pointer to store the start NID | |
322 | * | |
323 | * Parse the NID and store the start NID of its sub-nodes. | |
324 | * Returns the number of sub-nodes. | |
325 | */ | |
0ba21762 TI |
326 | int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, |
327 | hda_nid_t *start_id) | |
1da177e4 LT |
328 | { |
329 | unsigned int parm; | |
330 | ||
331 | parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT); | |
e8a7f136 DT |
332 | if (parm == -1) |
333 | return 0; | |
1da177e4 LT |
334 | *start_id = (parm >> 16) & 0x7fff; |
335 | return (int)(parm & 0x7fff); | |
336 | } | |
ff7a3267 | 337 | EXPORT_SYMBOL_HDA(snd_hda_get_sub_nodes); |
1da177e4 | 338 | |
ee8e765b TI |
339 | /* connection list element */ |
340 | struct hda_conn_list { | |
341 | struct list_head list; | |
342 | int len; | |
343 | hda_nid_t nid; | |
344 | hda_nid_t conns[0]; | |
345 | }; | |
346 | ||
b2f934a0 | 347 | /* look up the cached results */ |
ee8e765b TI |
348 | static struct hda_conn_list * |
349 | lookup_conn_list(struct hda_codec *codec, hda_nid_t nid) | |
b2f934a0 | 350 | { |
ee8e765b TI |
351 | struct hda_conn_list *p; |
352 | list_for_each_entry(p, &codec->conn_list, list) { | |
353 | if (p->nid == nid) | |
b2f934a0 | 354 | return p; |
b2f934a0 TI |
355 | } |
356 | return NULL; | |
357 | } | |
a12d3e1e | 358 | |
ee8e765b TI |
359 | static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, |
360 | const hda_nid_t *list) | |
361 | { | |
362 | struct hda_conn_list *p; | |
363 | ||
364 | p = kmalloc(sizeof(*p) + len * sizeof(hda_nid_t), GFP_KERNEL); | |
365 | if (!p) | |
366 | return -ENOMEM; | |
367 | p->len = len; | |
368 | p->nid = nid; | |
369 | memcpy(p->conns, list, len * sizeof(hda_nid_t)); | |
370 | list_add(&p->list, &codec->conn_list); | |
371 | return 0; | |
372 | } | |
373 | ||
374 | static void remove_conn_list(struct hda_codec *codec) | |
375 | { | |
376 | while (!list_empty(&codec->conn_list)) { | |
377 | struct hda_conn_list *p; | |
378 | p = list_first_entry(&codec->conn_list, typeof(*p), list); | |
379 | list_del(&p->list); | |
380 | kfree(p); | |
381 | } | |
382 | } | |
383 | ||
09cf03b8 TI |
384 | /* read the connection and add to the cache */ |
385 | static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid) | |
386 | { | |
4eea3091 TI |
387 | hda_nid_t list[32]; |
388 | hda_nid_t *result = list; | |
09cf03b8 TI |
389 | int len; |
390 | ||
391 | len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(list)); | |
4eea3091 TI |
392 | if (len == -ENOSPC) { |
393 | len = snd_hda_get_num_raw_conns(codec, nid); | |
394 | result = kmalloc(sizeof(hda_nid_t) * len, GFP_KERNEL); | |
395 | if (!result) | |
396 | return -ENOMEM; | |
397 | len = snd_hda_get_raw_connections(codec, nid, result, len); | |
398 | } | |
399 | if (len >= 0) | |
400 | len = snd_hda_override_conn_list(codec, nid, len, result); | |
401 | if (result != list) | |
402 | kfree(result); | |
403 | return len; | |
09cf03b8 TI |
404 | } |
405 | ||
ee8e765b TI |
406 | /** |
407 | * snd_hda_get_conn_list - get connection list | |
408 | * @codec: the HDA codec | |
409 | * @nid: NID to parse | |
410 | * @len: number of connection list entries | |
411 | * @listp: the pointer to store NID list | |
412 | * | |
413 | * Parses the connection list of the given widget and stores the pointer | |
414 | * to the list of NIDs. | |
415 | * | |
416 | * Returns the number of connections, or a negative error code. | |
417 | * | |
418 | * Note that the returned pointer isn't protected against the list | |
419 | * modification. If snd_hda_override_conn_list() might be called | |
420 | * concurrently, protect with a mutex appropriately. | |
421 | */ | |
422 | int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid, | |
423 | const hda_nid_t **listp) | |
424 | { | |
425 | bool added = false; | |
426 | ||
427 | for (;;) { | |
428 | int err; | |
429 | const struct hda_conn_list *p; | |
430 | ||
431 | /* if the connection-list is already cached, read it */ | |
432 | p = lookup_conn_list(codec, nid); | |
433 | if (p) { | |
434 | if (listp) | |
435 | *listp = p->conns; | |
436 | return p->len; | |
437 | } | |
438 | if (snd_BUG_ON(added)) | |
439 | return -EINVAL; | |
440 | ||
441 | err = read_and_add_raw_conns(codec, nid); | |
442 | if (err < 0) | |
443 | return err; | |
444 | added = true; | |
445 | } | |
446 | } | |
447 | EXPORT_SYMBOL_HDA(snd_hda_get_conn_list); | |
448 | ||
1da177e4 | 449 | /** |
09cf03b8 | 450 | * snd_hda_get_connections - copy connection list |
1da177e4 LT |
451 | * @codec: the HDA codec |
452 | * @nid: NID to parse | |
09cf03b8 TI |
453 | * @conn_list: connection list array; when NULL, checks only the size |
454 | * @max_conns: max. number of connections to store | |
1da177e4 LT |
455 | * |
456 | * Parses the connection list of the given widget and stores the list | |
457 | * of NIDs. | |
458 | * | |
459 | * Returns the number of connections, or a negative error code. | |
460 | */ | |
09cf03b8 TI |
461 | int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, |
462 | hda_nid_t *conn_list, int max_conns) | |
a12d3e1e | 463 | { |
ee8e765b TI |
464 | const hda_nid_t *list; |
465 | int len = snd_hda_get_conn_list(codec, nid, &list); | |
a12d3e1e | 466 | |
ee8e765b TI |
467 | if (len > 0 && conn_list) { |
468 | if (len > max_conns) { | |
09cf03b8 TI |
469 | snd_printk(KERN_ERR "hda_codec: " |
470 | "Too many connections %d for NID 0x%x\n", | |
471 | len, nid); | |
09cf03b8 TI |
472 | return -EINVAL; |
473 | } | |
ee8e765b | 474 | memcpy(conn_list, list, len * sizeof(hda_nid_t)); |
a12d3e1e TI |
475 | } |
476 | ||
ee8e765b | 477 | return len; |
a12d3e1e TI |
478 | } |
479 | EXPORT_SYMBOL_HDA(snd_hda_get_connections); | |
480 | ||
4eea3091 TI |
481 | /* return CONNLIST_LEN parameter of the given widget */ |
482 | static unsigned int get_num_conns(struct hda_codec *codec, hda_nid_t nid) | |
483 | { | |
484 | unsigned int wcaps = get_wcaps(codec, nid); | |
485 | unsigned int parm; | |
486 | ||
487 | if (!(wcaps & AC_WCAP_CONN_LIST) && | |
488 | get_wcaps_type(wcaps) != AC_WID_VOL_KNB) | |
489 | return 0; | |
490 | ||
491 | parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN); | |
492 | if (parm == -1) | |
493 | parm = 0; | |
494 | return parm; | |
495 | } | |
496 | ||
497 | int snd_hda_get_num_raw_conns(struct hda_codec *codec, hda_nid_t nid) | |
498 | { | |
b5f82b10 | 499 | return snd_hda_get_raw_connections(codec, nid, NULL, 0); |
4eea3091 TI |
500 | } |
501 | ||
9e7717c9 TI |
502 | /** |
503 | * snd_hda_get_raw_connections - copy connection list without cache | |
504 | * @codec: the HDA codec | |
505 | * @nid: NID to parse | |
506 | * @conn_list: connection list array | |
507 | * @max_conns: max. number of connections to store | |
508 | * | |
509 | * Like snd_hda_get_connections(), copy the connection list but without | |
510 | * checking through the connection-list cache. | |
511 | * Currently called only from hda_proc.c, so not exported. | |
512 | */ | |
513 | int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, | |
514 | hda_nid_t *conn_list, int max_conns) | |
1da177e4 LT |
515 | { |
516 | unsigned int parm; | |
54d17403 | 517 | int i, conn_len, conns; |
1da177e4 | 518 | unsigned int shift, num_elems, mask; |
54d17403 | 519 | hda_nid_t prev_nid; |
5fdaecdb | 520 | int null_count = 0; |
1da177e4 | 521 | |
4eea3091 TI |
522 | parm = get_num_conns(codec, nid); |
523 | if (!parm) | |
8d087c76 | 524 | return 0; |
16a433d8 | 525 | |
1da177e4 LT |
526 | if (parm & AC_CLIST_LONG) { |
527 | /* long form */ | |
528 | shift = 16; | |
529 | num_elems = 2; | |
530 | } else { | |
531 | /* short form */ | |
532 | shift = 8; | |
533 | num_elems = 4; | |
534 | } | |
535 | conn_len = parm & AC_CLIST_LENGTH; | |
1da177e4 LT |
536 | mask = (1 << (shift-1)) - 1; |
537 | ||
0ba21762 | 538 | if (!conn_len) |
1da177e4 LT |
539 | return 0; /* no connection */ |
540 | ||
541 | if (conn_len == 1) { | |
542 | /* single connection */ | |
0ba21762 TI |
543 | parm = snd_hda_codec_read(codec, nid, 0, |
544 | AC_VERB_GET_CONNECT_LIST, 0); | |
3c6aae44 TI |
545 | if (parm == -1 && codec->bus->rirb_error) |
546 | return -EIO; | |
b5f82b10 TI |
547 | if (conn_list) |
548 | conn_list[0] = parm & mask; | |
1da177e4 LT |
549 | return 1; |
550 | } | |
551 | ||
552 | /* multi connection */ | |
553 | conns = 0; | |
54d17403 TI |
554 | prev_nid = 0; |
555 | for (i = 0; i < conn_len; i++) { | |
556 | int range_val; | |
557 | hda_nid_t val, n; | |
558 | ||
3c6aae44 | 559 | if (i % num_elems == 0) { |
54d17403 TI |
560 | parm = snd_hda_codec_read(codec, nid, 0, |
561 | AC_VERB_GET_CONNECT_LIST, i); | |
3c6aae44 TI |
562 | if (parm == -1 && codec->bus->rirb_error) |
563 | return -EIO; | |
564 | } | |
0ba21762 | 565 | range_val = !!(parm & (1 << (shift-1))); /* ranges */ |
54d17403 | 566 | val = parm & mask; |
5fdaecdb | 567 | if (val == 0 && null_count++) { /* no second chance */ |
2e9bf247 JK |
568 | snd_printk(KERN_WARNING "hda_codec: " |
569 | "invalid CONNECT_LIST verb %x[%i]:%x\n", | |
570 | nid, i, parm); | |
571 | return 0; | |
572 | } | |
54d17403 TI |
573 | parm >>= shift; |
574 | if (range_val) { | |
575 | /* ranges between the previous and this one */ | |
0ba21762 TI |
576 | if (!prev_nid || prev_nid >= val) { |
577 | snd_printk(KERN_WARNING "hda_codec: " | |
578 | "invalid dep_range_val %x:%x\n", | |
579 | prev_nid, val); | |
54d17403 TI |
580 | continue; |
581 | } | |
582 | for (n = prev_nid + 1; n <= val; n++) { | |
b5f82b10 TI |
583 | if (conn_list) { |
584 | if (conns >= max_conns) | |
585 | return -ENOSPC; | |
586 | conn_list[conns] = n; | |
587 | } | |
588 | conns++; | |
589 | } | |
590 | } else { | |
591 | if (conn_list) { | |
4eea3091 TI |
592 | if (conns >= max_conns) |
593 | return -ENOSPC; | |
b5f82b10 | 594 | conn_list[conns] = val; |
1da177e4 | 595 | } |
b5f82b10 | 596 | conns++; |
1da177e4 | 597 | } |
54d17403 | 598 | prev_nid = val; |
1da177e4 LT |
599 | } |
600 | return conns; | |
601 | } | |
602 | ||
b2f934a0 TI |
603 | /** |
604 | * snd_hda_override_conn_list - add/modify the connection-list to cache | |
605 | * @codec: the HDA codec | |
606 | * @nid: NID to parse | |
607 | * @len: number of connection list entries | |
608 | * @list: the list of connection entries | |
609 | * | |
610 | * Add or modify the given connection-list to the cache. If the corresponding | |
611 | * cache already exists, invalidate it and append a new one. | |
612 | * | |
613 | * Returns zero or a negative error code. | |
614 | */ | |
615 | int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, | |
616 | const hda_nid_t *list) | |
617 | { | |
ee8e765b | 618 | struct hda_conn_list *p; |
b2f934a0 | 619 | |
ee8e765b TI |
620 | p = lookup_conn_list(codec, nid); |
621 | if (p) { | |
622 | list_del(&p->list); | |
623 | kfree(p); | |
624 | } | |
b2f934a0 | 625 | |
ee8e765b | 626 | return add_conn_list(codec, nid, len, list); |
b2f934a0 TI |
627 | } |
628 | EXPORT_SYMBOL_HDA(snd_hda_override_conn_list); | |
629 | ||
8d087c76 TI |
630 | /** |
631 | * snd_hda_get_conn_index - get the connection index of the given NID | |
632 | * @codec: the HDA codec | |
633 | * @mux: NID containing the list | |
634 | * @nid: NID to select | |
635 | * @recursive: 1 when searching NID recursively, otherwise 0 | |
636 | * | |
637 | * Parses the connection list of the widget @mux and checks whether the | |
638 | * widget @nid is present. If it is, return the connection index. | |
639 | * Otherwise it returns -1. | |
640 | */ | |
641 | int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux, | |
642 | hda_nid_t nid, int recursive) | |
a12d3e1e | 643 | { |
ee8e765b | 644 | const hda_nid_t *conn; |
8d087c76 TI |
645 | int i, nums; |
646 | ||
ee8e765b | 647 | nums = snd_hda_get_conn_list(codec, mux, &conn); |
8d087c76 TI |
648 | for (i = 0; i < nums; i++) |
649 | if (conn[i] == nid) | |
650 | return i; | |
651 | if (!recursive) | |
652 | return -1; | |
d94ddd85 | 653 | if (recursive > 10) { |
8d087c76 TI |
654 | snd_printd("hda_codec: too deep connection for 0x%x\n", nid); |
655 | return -1; | |
a12d3e1e | 656 | } |
8d087c76 | 657 | recursive++; |
99e14c9d TI |
658 | for (i = 0; i < nums; i++) { |
659 | unsigned int type = get_wcaps_type(get_wcaps(codec, conn[i])); | |
660 | if (type == AC_WID_PIN || type == AC_WID_AUD_OUT) | |
661 | continue; | |
8d087c76 TI |
662 | if (snd_hda_get_conn_index(codec, conn[i], nid, recursive) >= 0) |
663 | return i; | |
99e14c9d | 664 | } |
8d087c76 | 665 | return -1; |
a12d3e1e | 666 | } |
8d087c76 | 667 | EXPORT_SYMBOL_HDA(snd_hda_get_conn_index); |
1da177e4 LT |
668 | |
669 | /** | |
670 | * snd_hda_queue_unsol_event - add an unsolicited event to queue | |
671 | * @bus: the BUS | |
672 | * @res: unsolicited event (lower 32bit of RIRB entry) | |
673 | * @res_ex: codec addr and flags (upper 32bit or RIRB entry) | |
674 | * | |
675 | * Adds the given event to the queue. The events are processed in | |
676 | * the workqueue asynchronously. Call this function in the interrupt | |
677 | * hanlder when RIRB receives an unsolicited event. | |
678 | * | |
679 | * Returns 0 if successful, or a negative error code. | |
680 | */ | |
681 | int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex) | |
682 | { | |
683 | struct hda_bus_unsolicited *unsol; | |
684 | unsigned int wp; | |
685 | ||
2195b063 WY |
686 | if (!bus || !bus->workq) |
687 | return 0; | |
688 | ||
ecf726f5 | 689 | trace_hda_unsol_event(bus, res, res_ex); |
0ba21762 TI |
690 | unsol = bus->unsol; |
691 | if (!unsol) | |
1da177e4 LT |
692 | return 0; |
693 | ||
694 | wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE; | |
695 | unsol->wp = wp; | |
696 | ||
697 | wp <<= 1; | |
698 | unsol->queue[wp] = res; | |
699 | unsol->queue[wp + 1] = res_ex; | |
700 | ||
6acaed38 | 701 | queue_work(bus->workq, &unsol->work); |
1da177e4 LT |
702 | |
703 | return 0; | |
704 | } | |
ff7a3267 | 705 | EXPORT_SYMBOL_HDA(snd_hda_queue_unsol_event); |
1da177e4 LT |
706 | |
707 | /* | |
5c1d1a98 | 708 | * process queued unsolicited events |
1da177e4 | 709 | */ |
c4028958 | 710 | static void process_unsol_events(struct work_struct *work) |
1da177e4 | 711 | { |
c4028958 DH |
712 | struct hda_bus_unsolicited *unsol = |
713 | container_of(work, struct hda_bus_unsolicited, work); | |
714 | struct hda_bus *bus = unsol->bus; | |
1da177e4 LT |
715 | struct hda_codec *codec; |
716 | unsigned int rp, caddr, res; | |
717 | ||
718 | while (unsol->rp != unsol->wp) { | |
719 | rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE; | |
720 | unsol->rp = rp; | |
721 | rp <<= 1; | |
722 | res = unsol->queue[rp]; | |
723 | caddr = unsol->queue[rp + 1]; | |
0ba21762 | 724 | if (!(caddr & (1 << 4))) /* no unsolicited event? */ |
1da177e4 LT |
725 | continue; |
726 | codec = bus->caddr_tbl[caddr & 0x0f]; | |
727 | if (codec && codec->patch_ops.unsol_event) | |
728 | codec->patch_ops.unsol_event(codec, res); | |
729 | } | |
730 | } | |
731 | ||
732 | /* | |
733 | * initialize unsolicited queue | |
734 | */ | |
6c1f45ea | 735 | static int init_unsol_queue(struct hda_bus *bus) |
1da177e4 LT |
736 | { |
737 | struct hda_bus_unsolicited *unsol; | |
738 | ||
9f146bb6 TI |
739 | if (bus->unsol) /* already initialized */ |
740 | return 0; | |
741 | ||
e560d8d8 | 742 | unsol = kzalloc(sizeof(*unsol), GFP_KERNEL); |
0ba21762 TI |
743 | if (!unsol) { |
744 | snd_printk(KERN_ERR "hda_codec: " | |
745 | "can't allocate unsolicited queue\n"); | |
1da177e4 LT |
746 | return -ENOMEM; |
747 | } | |
c4028958 DH |
748 | INIT_WORK(&unsol->work, process_unsol_events); |
749 | unsol->bus = bus; | |
1da177e4 LT |
750 | bus->unsol = unsol; |
751 | return 0; | |
752 | } | |
753 | ||
754 | /* | |
755 | * destructor | |
756 | */ | |
757 | static void snd_hda_codec_free(struct hda_codec *codec); | |
758 | ||
759 | static int snd_hda_bus_free(struct hda_bus *bus) | |
760 | { | |
0ba21762 | 761 | struct hda_codec *codec, *n; |
1da177e4 | 762 | |
0ba21762 | 763 | if (!bus) |
1da177e4 | 764 | return 0; |
6acaed38 TI |
765 | if (bus->workq) |
766 | flush_workqueue(bus->workq); | |
767 | if (bus->unsol) | |
1da177e4 | 768 | kfree(bus->unsol); |
0ba21762 | 769 | list_for_each_entry_safe(codec, n, &bus->codec_list, list) { |
1da177e4 LT |
770 | snd_hda_codec_free(codec); |
771 | } | |
772 | if (bus->ops.private_free) | |
773 | bus->ops.private_free(bus); | |
6acaed38 TI |
774 | if (bus->workq) |
775 | destroy_workqueue(bus->workq); | |
1da177e4 LT |
776 | kfree(bus); |
777 | return 0; | |
778 | } | |
779 | ||
c8b6bf9b | 780 | static int snd_hda_bus_dev_free(struct snd_device *device) |
1da177e4 LT |
781 | { |
782 | struct hda_bus *bus = device->device_data; | |
b94d3539 | 783 | bus->shutdown = 1; |
1da177e4 LT |
784 | return snd_hda_bus_free(bus); |
785 | } | |
786 | ||
d7ffba19 TI |
787 | #ifdef CONFIG_SND_HDA_HWDEP |
788 | static int snd_hda_bus_dev_register(struct snd_device *device) | |
789 | { | |
790 | struct hda_bus *bus = device->device_data; | |
791 | struct hda_codec *codec; | |
792 | list_for_each_entry(codec, &bus->codec_list, list) { | |
793 | snd_hda_hwdep_add_sysfs(codec); | |
a2f6309e | 794 | snd_hda_hwdep_add_power_sysfs(codec); |
d7ffba19 TI |
795 | } |
796 | return 0; | |
797 | } | |
798 | #else | |
799 | #define snd_hda_bus_dev_register NULL | |
800 | #endif | |
801 | ||
1da177e4 LT |
802 | /** |
803 | * snd_hda_bus_new - create a HDA bus | |
804 | * @card: the card entry | |
805 | * @temp: the template for hda_bus information | |
806 | * @busp: the pointer to store the created bus instance | |
807 | * | |
808 | * Returns 0 if successful, or a negative error code. | |
809 | */ | |
6a0f56a7 | 810 | int snd_hda_bus_new(struct snd_card *card, |
756e2b01 TI |
811 | const struct hda_bus_template *temp, |
812 | struct hda_bus **busp) | |
1da177e4 LT |
813 | { |
814 | struct hda_bus *bus; | |
815 | int err; | |
c8b6bf9b | 816 | static struct snd_device_ops dev_ops = { |
d7ffba19 | 817 | .dev_register = snd_hda_bus_dev_register, |
1da177e4 LT |
818 | .dev_free = snd_hda_bus_dev_free, |
819 | }; | |
820 | ||
da3cec35 TI |
821 | if (snd_BUG_ON(!temp)) |
822 | return -EINVAL; | |
823 | if (snd_BUG_ON(!temp->ops.command || !temp->ops.get_response)) | |
824 | return -EINVAL; | |
1da177e4 LT |
825 | |
826 | if (busp) | |
827 | *busp = NULL; | |
828 | ||
e560d8d8 | 829 | bus = kzalloc(sizeof(*bus), GFP_KERNEL); |
1da177e4 LT |
830 | if (bus == NULL) { |
831 | snd_printk(KERN_ERR "can't allocate struct hda_bus\n"); | |
832 | return -ENOMEM; | |
833 | } | |
834 | ||
835 | bus->card = card; | |
836 | bus->private_data = temp->private_data; | |
837 | bus->pci = temp->pci; | |
838 | bus->modelname = temp->modelname; | |
fee2fba3 | 839 | bus->power_save = temp->power_save; |
1da177e4 LT |
840 | bus->ops = temp->ops; |
841 | ||
62932df8 | 842 | mutex_init(&bus->cmd_mutex); |
3f50ac6a | 843 | mutex_init(&bus->prepare_mutex); |
1da177e4 LT |
844 | INIT_LIST_HEAD(&bus->codec_list); |
845 | ||
e8c0ee5d TI |
846 | snprintf(bus->workq_name, sizeof(bus->workq_name), |
847 | "hd-audio%d", card->number); | |
848 | bus->workq = create_singlethread_workqueue(bus->workq_name); | |
6acaed38 | 849 | if (!bus->workq) { |
e8c0ee5d TI |
850 | snd_printk(KERN_ERR "cannot create workqueue %s\n", |
851 | bus->workq_name); | |
6acaed38 TI |
852 | kfree(bus); |
853 | return -ENOMEM; | |
854 | } | |
855 | ||
0ba21762 TI |
856 | err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops); |
857 | if (err < 0) { | |
1da177e4 LT |
858 | snd_hda_bus_free(bus); |
859 | return err; | |
860 | } | |
861 | if (busp) | |
862 | *busp = bus; | |
863 | return 0; | |
864 | } | |
ff7a3267 | 865 | EXPORT_SYMBOL_HDA(snd_hda_bus_new); |
1da177e4 | 866 | |
82467611 TI |
867 | #ifdef CONFIG_SND_HDA_GENERIC |
868 | #define is_generic_config(codec) \ | |
f44ac837 | 869 | (codec->modelname && !strcmp(codec->modelname, "generic")) |
82467611 TI |
870 | #else |
871 | #define is_generic_config(codec) 0 | |
872 | #endif | |
873 | ||
645f10c1 | 874 | #ifdef MODULE |
1289e9e8 TI |
875 | #define HDA_MODREQ_MAX_COUNT 2 /* two request_modules()'s */ |
876 | #else | |
645f10c1 | 877 | #define HDA_MODREQ_MAX_COUNT 0 /* all presets are statically linked */ |
1289e9e8 TI |
878 | #endif |
879 | ||
1da177e4 LT |
880 | /* |
881 | * find a matching codec preset | |
882 | */ | |
6c1f45ea | 883 | static const struct hda_codec_preset * |
756e2b01 | 884 | find_codec_preset(struct hda_codec *codec) |
1da177e4 | 885 | { |
1289e9e8 TI |
886 | struct hda_codec_preset_list *tbl; |
887 | const struct hda_codec_preset *preset; | |
5d908ab9 | 888 | unsigned int mod_requested = 0; |
1da177e4 | 889 | |
82467611 | 890 | if (is_generic_config(codec)) |
d5ad630b TI |
891 | return NULL; /* use the generic parser */ |
892 | ||
1289e9e8 TI |
893 | again: |
894 | mutex_lock(&preset_mutex); | |
895 | list_for_each_entry(tbl, &hda_preset_tables, list) { | |
896 | if (!try_module_get(tbl->owner)) { | |
897 | snd_printk(KERN_ERR "hda_codec: cannot module_get\n"); | |
898 | continue; | |
899 | } | |
900 | for (preset = tbl->preset; preset->id; preset++) { | |
1da177e4 | 901 | u32 mask = preset->mask; |
ca7cfae9 MB |
902 | if (preset->afg && preset->afg != codec->afg) |
903 | continue; | |
904 | if (preset->mfg && preset->mfg != codec->mfg) | |
905 | continue; | |
0ba21762 | 906 | if (!mask) |
1da177e4 | 907 | mask = ~0; |
9c7f852e | 908 | if (preset->id == (codec->vendor_id & mask) && |
0ba21762 | 909 | (!preset->rev || |
1289e9e8 TI |
910 | preset->rev == codec->revision_id)) { |
911 | mutex_unlock(&preset_mutex); | |
912 | codec->owner = tbl->owner; | |
1da177e4 | 913 | return preset; |
1289e9e8 | 914 | } |
1da177e4 | 915 | } |
1289e9e8 TI |
916 | module_put(tbl->owner); |
917 | } | |
918 | mutex_unlock(&preset_mutex); | |
919 | ||
920 | if (mod_requested < HDA_MODREQ_MAX_COUNT) { | |
921 | char name[32]; | |
922 | if (!mod_requested) | |
923 | snprintf(name, sizeof(name), "snd-hda-codec-id:%08x", | |
924 | codec->vendor_id); | |
925 | else | |
926 | snprintf(name, sizeof(name), "snd-hda-codec-id:%04x*", | |
927 | (codec->vendor_id >> 16) & 0xffff); | |
928 | request_module(name); | |
929 | mod_requested++; | |
930 | goto again; | |
1da177e4 LT |
931 | } |
932 | return NULL; | |
933 | } | |
934 | ||
935 | /* | |
f44ac837 | 936 | * get_codec_name - store the codec name |
1da177e4 | 937 | */ |
f44ac837 | 938 | static int get_codec_name(struct hda_codec *codec) |
1da177e4 LT |
939 | { |
940 | const struct hda_vendor_id *c; | |
941 | const char *vendor = NULL; | |
942 | u16 vendor_id = codec->vendor_id >> 16; | |
812a2cca TI |
943 | char tmp[16]; |
944 | ||
945 | if (codec->vendor_name) | |
946 | goto get_chip_name; | |
1da177e4 LT |
947 | |
948 | for (c = hda_vendor_ids; c->id; c++) { | |
949 | if (c->id == vendor_id) { | |
950 | vendor = c->name; | |
951 | break; | |
952 | } | |
953 | } | |
0ba21762 | 954 | if (!vendor) { |
1da177e4 LT |
955 | sprintf(tmp, "Generic %04x", vendor_id); |
956 | vendor = tmp; | |
957 | } | |
812a2cca TI |
958 | codec->vendor_name = kstrdup(vendor, GFP_KERNEL); |
959 | if (!codec->vendor_name) | |
960 | return -ENOMEM; | |
961 | ||
962 | get_chip_name: | |
963 | if (codec->chip_name) | |
964 | return 0; | |
965 | ||
1da177e4 | 966 | if (codec->preset && codec->preset->name) |
812a2cca TI |
967 | codec->chip_name = kstrdup(codec->preset->name, GFP_KERNEL); |
968 | else { | |
969 | sprintf(tmp, "ID %x", codec->vendor_id & 0xffff); | |
970 | codec->chip_name = kstrdup(tmp, GFP_KERNEL); | |
971 | } | |
972 | if (!codec->chip_name) | |
f44ac837 TI |
973 | return -ENOMEM; |
974 | return 0; | |
1da177e4 LT |
975 | } |
976 | ||
977 | /* | |
673b683a | 978 | * look for an AFG and MFG nodes |
1da177e4 | 979 | */ |
6a0f56a7 | 980 | static void setup_fg_nodes(struct hda_codec *codec) |
1da177e4 | 981 | { |
93e82ae7 | 982 | int i, total_nodes, function_id; |
1da177e4 LT |
983 | hda_nid_t nid; |
984 | ||
985 | total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid); | |
986 | for (i = 0; i < total_nodes; i++, nid++) { | |
93e82ae7 | 987 | function_id = snd_hda_param_read(codec, nid, |
79c944ad | 988 | AC_PAR_FUNCTION_TYPE); |
cd7643bf | 989 | switch (function_id & 0xff) { |
673b683a SK |
990 | case AC_GRP_AUDIO_FUNCTION: |
991 | codec->afg = nid; | |
79c944ad JK |
992 | codec->afg_function_id = function_id & 0xff; |
993 | codec->afg_unsol = (function_id >> 8) & 1; | |
673b683a SK |
994 | break; |
995 | case AC_GRP_MODEM_FUNCTION: | |
996 | codec->mfg = nid; | |
79c944ad JK |
997 | codec->mfg_function_id = function_id & 0xff; |
998 | codec->mfg_unsol = (function_id >> 8) & 1; | |
673b683a SK |
999 | break; |
1000 | default: | |
1001 | break; | |
1002 | } | |
1da177e4 | 1003 | } |
1da177e4 LT |
1004 | } |
1005 | ||
54d17403 TI |
1006 | /* |
1007 | * read widget caps for each widget and store in cache | |
1008 | */ | |
1009 | static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node) | |
1010 | { | |
1011 | int i; | |
1012 | hda_nid_t nid; | |
1013 | ||
1014 | codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node, | |
1015 | &codec->start_nid); | |
1016 | codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL); | |
0ba21762 | 1017 | if (!codec->wcaps) |
54d17403 TI |
1018 | return -ENOMEM; |
1019 | nid = codec->start_nid; | |
1020 | for (i = 0; i < codec->num_nodes; i++, nid++) | |
1021 | codec->wcaps[i] = snd_hda_param_read(codec, nid, | |
1022 | AC_PAR_AUDIO_WIDGET_CAP); | |
1023 | return 0; | |
1024 | } | |
1025 | ||
3be14149 TI |
1026 | /* read all pin default configurations and save codec->init_pins */ |
1027 | static int read_pin_defaults(struct hda_codec *codec) | |
1028 | { | |
1029 | int i; | |
1030 | hda_nid_t nid = codec->start_nid; | |
1031 | ||
1032 | for (i = 0; i < codec->num_nodes; i++, nid++) { | |
1033 | struct hda_pincfg *pin; | |
1034 | unsigned int wcaps = get_wcaps(codec, nid); | |
a22d543a | 1035 | unsigned int wid_type = get_wcaps_type(wcaps); |
3be14149 TI |
1036 | if (wid_type != AC_WID_PIN) |
1037 | continue; | |
1038 | pin = snd_array_new(&codec->init_pins); | |
1039 | if (!pin) | |
1040 | return -ENOMEM; | |
1041 | pin->nid = nid; | |
1042 | pin->cfg = snd_hda_codec_read(codec, nid, 0, | |
1043 | AC_VERB_GET_CONFIG_DEFAULT, 0); | |
ac0547dc TI |
1044 | pin->ctrl = snd_hda_codec_read(codec, nid, 0, |
1045 | AC_VERB_GET_PIN_WIDGET_CONTROL, | |
1046 | 0); | |
3be14149 TI |
1047 | } |
1048 | return 0; | |
1049 | } | |
1050 | ||
1051 | /* look up the given pin config list and return the item matching with NID */ | |
1052 | static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec, | |
1053 | struct snd_array *array, | |
1054 | hda_nid_t nid) | |
1055 | { | |
1056 | int i; | |
1057 | for (i = 0; i < array->used; i++) { | |
1058 | struct hda_pincfg *pin = snd_array_elem(array, i); | |
1059 | if (pin->nid == nid) | |
1060 | return pin; | |
1061 | } | |
1062 | return NULL; | |
1063 | } | |
1064 | ||
3be14149 TI |
1065 | /* set the current pin config value for the given NID. |
1066 | * the value is cached, and read via snd_hda_codec_get_pincfg() | |
1067 | */ | |
1068 | int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, | |
1069 | hda_nid_t nid, unsigned int cfg) | |
1070 | { | |
1071 | struct hda_pincfg *pin; | |
1072 | ||
d5657ec9 TI |
1073 | /* the check below may be invalid when pins are added by a fixup |
1074 | * dynamically (e.g. via snd_hda_codec_update_widgets()), so disabled | |
1075 | * for now | |
1076 | */ | |
1077 | /* | |
b82855a0 TI |
1078 | if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN) |
1079 | return -EINVAL; | |
d5657ec9 | 1080 | */ |
b82855a0 | 1081 | |
3be14149 TI |
1082 | pin = look_up_pincfg(codec, list, nid); |
1083 | if (!pin) { | |
1084 | pin = snd_array_new(list); | |
1085 | if (!pin) | |
1086 | return -ENOMEM; | |
1087 | pin->nid = nid; | |
1088 | } | |
1089 | pin->cfg = cfg; | |
3be14149 TI |
1090 | return 0; |
1091 | } | |
1092 | ||
d5191e50 TI |
1093 | /** |
1094 | * snd_hda_codec_set_pincfg - Override a pin default configuration | |
1095 | * @codec: the HDA codec | |
1096 | * @nid: NID to set the pin config | |
1097 | * @cfg: the pin default config value | |
1098 | * | |
1099 | * Override a pin default configuration value in the cache. | |
1100 | * This value can be read by snd_hda_codec_get_pincfg() in a higher | |
1101 | * priority than the real hardware value. | |
1102 | */ | |
3be14149 TI |
1103 | int snd_hda_codec_set_pincfg(struct hda_codec *codec, |
1104 | hda_nid_t nid, unsigned int cfg) | |
1105 | { | |
346ff70f | 1106 | return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg); |
3be14149 TI |
1107 | } |
1108 | EXPORT_SYMBOL_HDA(snd_hda_codec_set_pincfg); | |
1109 | ||
d5191e50 TI |
1110 | /** |
1111 | * snd_hda_codec_get_pincfg - Obtain a pin-default configuration | |
1112 | * @codec: the HDA codec | |
1113 | * @nid: NID to get the pin config | |
1114 | * | |
1115 | * Get the current pin config value of the given pin NID. | |
1116 | * If the pincfg value is cached or overridden via sysfs or driver, | |
1117 | * returns the cached value. | |
1118 | */ | |
3be14149 TI |
1119 | unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) |
1120 | { | |
1121 | struct hda_pincfg *pin; | |
1122 | ||
3be14149 | 1123 | #ifdef CONFIG_SND_HDA_HWDEP |
09b70e85 TI |
1124 | { |
1125 | unsigned int cfg = 0; | |
1126 | mutex_lock(&codec->user_mutex); | |
1127 | pin = look_up_pincfg(codec, &codec->user_pins, nid); | |
1128 | if (pin) | |
1129 | cfg = pin->cfg; | |
1130 | mutex_unlock(&codec->user_mutex); | |
1131 | if (cfg) | |
1132 | return cfg; | |
1133 | } | |
3be14149 | 1134 | #endif |
5e7b8e0d TI |
1135 | pin = look_up_pincfg(codec, &codec->driver_pins, nid); |
1136 | if (pin) | |
1137 | return pin->cfg; | |
3be14149 TI |
1138 | pin = look_up_pincfg(codec, &codec->init_pins, nid); |
1139 | if (pin) | |
1140 | return pin->cfg; | |
1141 | return 0; | |
1142 | } | |
1143 | EXPORT_SYMBOL_HDA(snd_hda_codec_get_pincfg); | |
1144 | ||
d7fdc00a TI |
1145 | /* remember the current pinctl target value */ |
1146 | int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, | |
1147 | unsigned int val) | |
1148 | { | |
1149 | struct hda_pincfg *pin; | |
1150 | ||
1151 | pin = look_up_pincfg(codec, &codec->init_pins, nid); | |
1152 | if (!pin) | |
1153 | return -EINVAL; | |
1154 | pin->target = val; | |
1155 | return 0; | |
1156 | } | |
1157 | EXPORT_SYMBOL_HDA(snd_hda_codec_set_pin_target); | |
1158 | ||
1159 | /* return the current pinctl target value */ | |
1160 | int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid) | |
1161 | { | |
1162 | struct hda_pincfg *pin; | |
1163 | ||
1164 | pin = look_up_pincfg(codec, &codec->init_pins, nid); | |
1165 | if (!pin) | |
1166 | return 0; | |
1167 | return pin->target; | |
1168 | } | |
1169 | EXPORT_SYMBOL_HDA(snd_hda_codec_get_pin_target); | |
1170 | ||
92ee6162 TI |
1171 | /** |
1172 | * snd_hda_shutup_pins - Shut up all pins | |
1173 | * @codec: the HDA codec | |
1174 | * | |
1175 | * Clear all pin controls to shup up before suspend for avoiding click noise. | |
1176 | * The controls aren't cached so that they can be resumed properly. | |
1177 | */ | |
1178 | void snd_hda_shutup_pins(struct hda_codec *codec) | |
1179 | { | |
1180 | int i; | |
ac0547dc TI |
1181 | /* don't shut up pins when unloading the driver; otherwise it breaks |
1182 | * the default pin setup at the next load of the driver | |
1183 | */ | |
1184 | if (codec->bus->shutdown) | |
1185 | return; | |
92ee6162 TI |
1186 | for (i = 0; i < codec->init_pins.used; i++) { |
1187 | struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); | |
1188 | /* use read here for syncing after issuing each verb */ | |
1189 | snd_hda_codec_read(codec, pin->nid, 0, | |
1190 | AC_VERB_SET_PIN_WIDGET_CONTROL, 0); | |
1191 | } | |
ac0547dc | 1192 | codec->pins_shutup = 1; |
92ee6162 TI |
1193 | } |
1194 | EXPORT_SYMBOL_HDA(snd_hda_shutup_pins); | |
1195 | ||
2a43952a | 1196 | #ifdef CONFIG_PM |
ac0547dc TI |
1197 | /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */ |
1198 | static void restore_shutup_pins(struct hda_codec *codec) | |
1199 | { | |
1200 | int i; | |
1201 | if (!codec->pins_shutup) | |
1202 | return; | |
1203 | if (codec->bus->shutdown) | |
1204 | return; | |
1205 | for (i = 0; i < codec->init_pins.used; i++) { | |
1206 | struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); | |
1207 | snd_hda_codec_write(codec, pin->nid, 0, | |
1208 | AC_VERB_SET_PIN_WIDGET_CONTROL, | |
1209 | pin->ctrl); | |
1210 | } | |
1211 | codec->pins_shutup = 0; | |
1212 | } | |
1c7276cf | 1213 | #endif |
ac0547dc | 1214 | |
26a6cb6c DH |
1215 | static void hda_jackpoll_work(struct work_struct *work) |
1216 | { | |
1217 | struct hda_codec *codec = | |
1218 | container_of(work, struct hda_codec, jackpoll_work.work); | |
26a6cb6c DH |
1219 | |
1220 | snd_hda_jack_set_dirty_all(codec); | |
1221 | snd_hda_jack_poll_all(codec); | |
18e60627 WX |
1222 | |
1223 | if (!codec->jackpoll_interval) | |
1224 | return; | |
1225 | ||
26a6cb6c DH |
1226 | queue_delayed_work(codec->bus->workq, &codec->jackpoll_work, |
1227 | codec->jackpoll_interval); | |
1228 | } | |
1229 | ||
01751f54 TI |
1230 | static void init_hda_cache(struct hda_cache_rec *cache, |
1231 | unsigned int record_size); | |
1fcaee6e | 1232 | static void free_hda_cache(struct hda_cache_rec *cache); |
01751f54 | 1233 | |
3fdf1469 TI |
1234 | /* release all pincfg lists */ |
1235 | static void free_init_pincfgs(struct hda_codec *codec) | |
3be14149 | 1236 | { |
346ff70f | 1237 | snd_array_free(&codec->driver_pins); |
3be14149 | 1238 | #ifdef CONFIG_SND_HDA_HWDEP |
346ff70f | 1239 | snd_array_free(&codec->user_pins); |
3be14149 | 1240 | #endif |
3be14149 TI |
1241 | snd_array_free(&codec->init_pins); |
1242 | } | |
1243 | ||
eb541337 TI |
1244 | /* |
1245 | * audio-converter setup caches | |
1246 | */ | |
1247 | struct hda_cvt_setup { | |
1248 | hda_nid_t nid; | |
1249 | u8 stream_tag; | |
1250 | u8 channel_id; | |
1251 | u16 format_id; | |
1252 | unsigned char active; /* cvt is currently used */ | |
1253 | unsigned char dirty; /* setups should be cleared */ | |
1254 | }; | |
1255 | ||
1256 | /* get or create a cache entry for the given audio converter NID */ | |
1257 | static struct hda_cvt_setup * | |
1258 | get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid) | |
1259 | { | |
1260 | struct hda_cvt_setup *p; | |
1261 | int i; | |
1262 | ||
1263 | for (i = 0; i < codec->cvt_setups.used; i++) { | |
1264 | p = snd_array_elem(&codec->cvt_setups, i); | |
1265 | if (p->nid == nid) | |
1266 | return p; | |
1267 | } | |
1268 | p = snd_array_new(&codec->cvt_setups); | |
1269 | if (p) | |
1270 | p->nid = nid; | |
1271 | return p; | |
1272 | } | |
1273 | ||
1da177e4 LT |
1274 | /* |
1275 | * codec destructor | |
1276 | */ | |
1277 | static void snd_hda_codec_free(struct hda_codec *codec) | |
1278 | { | |
0ba21762 | 1279 | if (!codec) |
1da177e4 | 1280 | return; |
26a6cb6c | 1281 | cancel_delayed_work_sync(&codec->jackpoll_work); |
59cad16b | 1282 | snd_hda_jack_tbl_clear(codec); |
3fdf1469 | 1283 | free_init_pincfgs(codec); |
83012a7c | 1284 | #ifdef CONFIG_PM |
cb53c626 | 1285 | cancel_delayed_work(&codec->power_work); |
6acaed38 | 1286 | flush_workqueue(codec->bus->workq); |
cb53c626 | 1287 | #endif |
1da177e4 | 1288 | list_del(&codec->list); |
d13bd412 | 1289 | snd_array_free(&codec->mixers); |
5b0cb1d8 | 1290 | snd_array_free(&codec->nids); |
59cad16b | 1291 | snd_array_free(&codec->cvt_setups); |
7c935976 | 1292 | snd_array_free(&codec->spdif_out); |
ee8e765b | 1293 | remove_conn_list(codec); |
1da177e4 LT |
1294 | codec->bus->caddr_tbl[codec->addr] = NULL; |
1295 | if (codec->patch_ops.free) | |
1296 | codec->patch_ops.free(codec); | |
83012a7c | 1297 | #ifdef CONFIG_PM |
08fa20ae | 1298 | if (!codec->pm_down_notified) /* cancel leftover refcounts */ |
68467f51 TI |
1299 | hda_call_pm_notify(codec->bus, false); |
1300 | #endif | |
1289e9e8 | 1301 | module_put(codec->owner); |
01751f54 | 1302 | free_hda_cache(&codec->amp_cache); |
b3ac5636 | 1303 | free_hda_cache(&codec->cmd_cache); |
812a2cca TI |
1304 | kfree(codec->vendor_name); |
1305 | kfree(codec->chip_name); | |
f44ac837 | 1306 | kfree(codec->modelname); |
54d17403 | 1307 | kfree(codec->wcaps); |
1da177e4 LT |
1308 | kfree(codec); |
1309 | } | |
1310 | ||
b8dfc462 ML |
1311 | static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, |
1312 | hda_nid_t fg, unsigned int power_state); | |
1313 | ||
d819387e | 1314 | static unsigned int hda_set_power_state(struct hda_codec *codec, |
bb6ac72f TI |
1315 | unsigned int power_state); |
1316 | ||
1da177e4 LT |
1317 | /** |
1318 | * snd_hda_codec_new - create a HDA codec | |
1319 | * @bus: the bus to assign | |
1320 | * @codec_addr: the codec address | |
1321 | * @codecp: the pointer to store the generated codec | |
1322 | * | |
1323 | * Returns 0 if successful, or a negative error code. | |
1324 | */ | |
6a0f56a7 | 1325 | int snd_hda_codec_new(struct hda_bus *bus, |
28aedaf7 NL |
1326 | unsigned int codec_addr, |
1327 | struct hda_codec **codecp) | |
1da177e4 LT |
1328 | { |
1329 | struct hda_codec *codec; | |
ba443687 | 1330 | char component[31]; |
d819387e | 1331 | hda_nid_t fg; |
1da177e4 LT |
1332 | int err; |
1333 | ||
da3cec35 TI |
1334 | if (snd_BUG_ON(!bus)) |
1335 | return -EINVAL; | |
1336 | if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS)) | |
1337 | return -EINVAL; | |
1da177e4 LT |
1338 | |
1339 | if (bus->caddr_tbl[codec_addr]) { | |
0ba21762 TI |
1340 | snd_printk(KERN_ERR "hda_codec: " |
1341 | "address 0x%x is already occupied\n", codec_addr); | |
1da177e4 LT |
1342 | return -EBUSY; |
1343 | } | |
1344 | ||
e560d8d8 | 1345 | codec = kzalloc(sizeof(*codec), GFP_KERNEL); |
1da177e4 LT |
1346 | if (codec == NULL) { |
1347 | snd_printk(KERN_ERR "can't allocate struct hda_codec\n"); | |
1348 | return -ENOMEM; | |
1349 | } | |
1350 | ||
1351 | codec->bus = bus; | |
1352 | codec->addr = codec_addr; | |
62932df8 | 1353 | mutex_init(&codec->spdif_mutex); |
5a9e02e9 | 1354 | mutex_init(&codec->control_mutex); |
c3b6bcc2 | 1355 | mutex_init(&codec->hash_mutex); |
01751f54 | 1356 | init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); |
b3ac5636 | 1357 | init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); |
5b0cb1d8 JK |
1358 | snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32); |
1359 | snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32); | |
3be14149 | 1360 | snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16); |
346ff70f | 1361 | snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16); |
eb541337 | 1362 | snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8); |
7c935976 | 1363 | snd_array_init(&codec->spdif_out, sizeof(struct hda_spdif_out), 16); |
361dab3e | 1364 | snd_array_init(&codec->jacktbl, sizeof(struct hda_jack_tbl), 16); |
c9ce6b26 | 1365 | snd_array_init(&codec->verbs, sizeof(struct hda_verb *), 8); |
ee8e765b TI |
1366 | INIT_LIST_HEAD(&codec->conn_list); |
1367 | ||
26a6cb6c | 1368 | INIT_DELAYED_WORK(&codec->jackpoll_work, hda_jackpoll_work); |
1da177e4 | 1369 | |
83012a7c | 1370 | #ifdef CONFIG_PM |
5536c6d6 | 1371 | spin_lock_init(&codec->power_lock); |
cb53c626 TI |
1372 | INIT_DELAYED_WORK(&codec->power_work, hda_power_work); |
1373 | /* snd_hda_codec_new() marks the codec as power-up, and leave it as is. | |
1374 | * the caller has to power down appropriatley after initialization | |
1375 | * phase. | |
1376 | */ | |
1377 | hda_keep_power_on(codec); | |
68467f51 | 1378 | hda_call_pm_notify(bus, true); |
cb53c626 TI |
1379 | #endif |
1380 | ||
c382a9f0 TI |
1381 | if (codec->bus->modelname) { |
1382 | codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL); | |
1383 | if (!codec->modelname) { | |
1384 | snd_hda_codec_free(codec); | |
1385 | return -ENODEV; | |
1386 | } | |
1387 | } | |
1388 | ||
1da177e4 LT |
1389 | list_add_tail(&codec->list, &bus->codec_list); |
1390 | bus->caddr_tbl[codec_addr] = codec; | |
1391 | ||
0ba21762 TI |
1392 | codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, |
1393 | AC_PAR_VENDOR_ID); | |
111d3af5 TI |
1394 | if (codec->vendor_id == -1) |
1395 | /* read again, hopefully the access method was corrected | |
1396 | * in the last read... | |
1397 | */ | |
1398 | codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, | |
1399 | AC_PAR_VENDOR_ID); | |
0ba21762 TI |
1400 | codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT, |
1401 | AC_PAR_SUBSYSTEM_ID); | |
1402 | codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT, | |
1403 | AC_PAR_REV_ID); | |
1da177e4 | 1404 | |
673b683a | 1405 | setup_fg_nodes(codec); |
0ba21762 | 1406 | if (!codec->afg && !codec->mfg) { |
673b683a | 1407 | snd_printdd("hda_codec: no AFG or MFG node found\n"); |
3be14149 TI |
1408 | err = -ENODEV; |
1409 | goto error; | |
1da177e4 LT |
1410 | } |
1411 | ||
d819387e TI |
1412 | fg = codec->afg ? codec->afg : codec->mfg; |
1413 | err = read_widget_caps(codec, fg); | |
3be14149 | 1414 | if (err < 0) { |
54d17403 | 1415 | snd_printk(KERN_ERR "hda_codec: cannot malloc\n"); |
3be14149 | 1416 | goto error; |
54d17403 | 1417 | } |
3be14149 TI |
1418 | err = read_pin_defaults(codec); |
1419 | if (err < 0) | |
1420 | goto error; | |
54d17403 | 1421 | |
0ba21762 | 1422 | if (!codec->subsystem_id) { |
0ba21762 | 1423 | codec->subsystem_id = |
d819387e | 1424 | snd_hda_codec_read(codec, fg, 0, |
0ba21762 | 1425 | AC_VERB_GET_SUBSYSTEM_ID, 0); |
86284e45 TI |
1426 | } |
1427 | ||
83012a7c | 1428 | #ifdef CONFIG_PM |
d819387e | 1429 | codec->d3_stop_clk = snd_hda_codec_get_supported_ps(codec, fg, |
b8dfc462 ML |
1430 | AC_PWRST_CLKSTOP); |
1431 | if (!codec->d3_stop_clk) | |
1432 | bus->power_keep_link_on = 1; | |
5d6147f1 | 1433 | #endif |
d819387e | 1434 | codec->epss = snd_hda_codec_get_supported_ps(codec, fg, |
983f6b93 | 1435 | AC_PWRST_EPSS); |
b8dfc462 | 1436 | |
bb6ac72f | 1437 | /* power-up all before initialization */ |
d819387e | 1438 | hda_set_power_state(codec, AC_PWRST_D0); |
bb6ac72f | 1439 | |
6c1f45ea TI |
1440 | snd_hda_codec_proc_new(codec); |
1441 | ||
6c1f45ea | 1442 | snd_hda_create_hwdep(codec); |
6c1f45ea TI |
1443 | |
1444 | sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id, | |
1445 | codec->subsystem_id, codec->revision_id); | |
1446 | snd_component_add(codec->bus->card, component); | |
1447 | ||
1448 | if (codecp) | |
1449 | *codecp = codec; | |
1450 | return 0; | |
3be14149 TI |
1451 | |
1452 | error: | |
1453 | snd_hda_codec_free(codec); | |
1454 | return err; | |
6c1f45ea | 1455 | } |
ff7a3267 | 1456 | EXPORT_SYMBOL_HDA(snd_hda_codec_new); |
6c1f45ea | 1457 | |
a15d05db ML |
1458 | int snd_hda_codec_update_widgets(struct hda_codec *codec) |
1459 | { | |
1460 | hda_nid_t fg; | |
1461 | int err; | |
1462 | ||
1463 | /* Assume the function group node does not change, | |
1464 | * only the widget nodes may change. | |
1465 | */ | |
1466 | kfree(codec->wcaps); | |
1467 | fg = codec->afg ? codec->afg : codec->mfg; | |
1468 | err = read_widget_caps(codec, fg); | |
1469 | if (err < 0) { | |
1470 | snd_printk(KERN_ERR "hda_codec: cannot malloc\n"); | |
1471 | return err; | |
1472 | } | |
1473 | ||
1474 | snd_array_free(&codec->init_pins); | |
1475 | err = read_pin_defaults(codec); | |
1476 | ||
1477 | return err; | |
1478 | } | |
1479 | EXPORT_SYMBOL_HDA(snd_hda_codec_update_widgets); | |
1480 | ||
1481 | ||
d5191e50 TI |
1482 | /** |
1483 | * snd_hda_codec_configure - (Re-)configure the HD-audio codec | |
1484 | * @codec: the HDA codec | |
1485 | * | |
1486 | * Start parsing of the given codec tree and (re-)initialize the whole | |
1487 | * patch instance. | |
1488 | * | |
1489 | * Returns 0 if successful or a negative error code. | |
1490 | */ | |
6c1f45ea TI |
1491 | int snd_hda_codec_configure(struct hda_codec *codec) |
1492 | { | |
1493 | int err; | |
1494 | ||
d5ad630b | 1495 | codec->preset = find_codec_preset(codec); |
812a2cca | 1496 | if (!codec->vendor_name || !codec->chip_name) { |
f44ac837 TI |
1497 | err = get_codec_name(codec); |
1498 | if (err < 0) | |
1499 | return err; | |
1500 | } | |
1da177e4 | 1501 | |
82467611 | 1502 | if (is_generic_config(codec)) { |
1da177e4 | 1503 | err = snd_hda_parse_generic_codec(codec); |
82467611 TI |
1504 | goto patched; |
1505 | } | |
82467611 TI |
1506 | if (codec->preset && codec->preset->patch) { |
1507 | err = codec->preset->patch(codec); | |
1508 | goto patched; | |
1509 | } | |
1510 | ||
1511 | /* call the default parser */ | |
82467611 | 1512 | err = snd_hda_parse_generic_codec(codec); |
35a1e0cc TI |
1513 | if (err < 0) |
1514 | printk(KERN_ERR "hda-codec: No codec parser is available\n"); | |
82467611 TI |
1515 | |
1516 | patched: | |
6c1f45ea TI |
1517 | if (!err && codec->patch_ops.unsol_event) |
1518 | err = init_unsol_queue(codec->bus); | |
f62faedb TI |
1519 | /* audio codec should override the mixer name */ |
1520 | if (!err && (codec->afg || !*codec->bus->card->mixername)) | |
1521 | snprintf(codec->bus->card->mixername, | |
1522 | sizeof(codec->bus->card->mixername), | |
1523 | "%s %s", codec->vendor_name, codec->chip_name); | |
6c1f45ea | 1524 | return err; |
1da177e4 | 1525 | } |
a1e21c90 | 1526 | EXPORT_SYMBOL_HDA(snd_hda_codec_configure); |
1da177e4 | 1527 | |
ed360813 TI |
1528 | /* update the stream-id if changed */ |
1529 | static void update_pcm_stream_id(struct hda_codec *codec, | |
1530 | struct hda_cvt_setup *p, hda_nid_t nid, | |
1531 | u32 stream_tag, int channel_id) | |
1532 | { | |
1533 | unsigned int oldval, newval; | |
1534 | ||
1535 | if (p->stream_tag != stream_tag || p->channel_id != channel_id) { | |
1536 | oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); | |
1537 | newval = (stream_tag << 4) | channel_id; | |
1538 | if (oldval != newval) | |
1539 | snd_hda_codec_write(codec, nid, 0, | |
1540 | AC_VERB_SET_CHANNEL_STREAMID, | |
1541 | newval); | |
1542 | p->stream_tag = stream_tag; | |
1543 | p->channel_id = channel_id; | |
1544 | } | |
1545 | } | |
1546 | ||
1547 | /* update the format-id if changed */ | |
1548 | static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p, | |
1549 | hda_nid_t nid, int format) | |
1550 | { | |
1551 | unsigned int oldval; | |
1552 | ||
1553 | if (p->format_id != format) { | |
1554 | oldval = snd_hda_codec_read(codec, nid, 0, | |
1555 | AC_VERB_GET_STREAM_FORMAT, 0); | |
1556 | if (oldval != format) { | |
1557 | msleep(1); | |
1558 | snd_hda_codec_write(codec, nid, 0, | |
1559 | AC_VERB_SET_STREAM_FORMAT, | |
1560 | format); | |
1561 | } | |
1562 | p->format_id = format; | |
1563 | } | |
1564 | } | |
1565 | ||
1da177e4 LT |
1566 | /** |
1567 | * snd_hda_codec_setup_stream - set up the codec for streaming | |
1568 | * @codec: the CODEC to set up | |
1569 | * @nid: the NID to set up | |
1570 | * @stream_tag: stream tag to pass, it's between 0x1 and 0xf. | |
1571 | * @channel_id: channel id to pass, zero based. | |
1572 | * @format: stream format. | |
1573 | */ | |
0ba21762 TI |
1574 | void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, |
1575 | u32 stream_tag, | |
1da177e4 LT |
1576 | int channel_id, int format) |
1577 | { | |
3f50ac6a | 1578 | struct hda_codec *c; |
eb541337 | 1579 | struct hda_cvt_setup *p; |
62b7e5e0 | 1580 | int type; |
eb541337 TI |
1581 | int i; |
1582 | ||
0ba21762 | 1583 | if (!nid) |
d21b37ea TI |
1584 | return; |
1585 | ||
0ba21762 TI |
1586 | snd_printdd("hda_codec_setup_stream: " |
1587 | "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", | |
1da177e4 | 1588 | nid, stream_tag, channel_id, format); |
eb541337 | 1589 | p = get_hda_cvt_setup(codec, nid); |
6c35ae3c | 1590 | if (!p) |
eb541337 | 1591 | return; |
ed360813 TI |
1592 | |
1593 | if (codec->pcm_format_first) | |
1594 | update_pcm_format(codec, p, nid, format); | |
1595 | update_pcm_stream_id(codec, p, nid, stream_tag, channel_id); | |
1596 | if (!codec->pcm_format_first) | |
1597 | update_pcm_format(codec, p, nid, format); | |
1598 | ||
eb541337 TI |
1599 | p->active = 1; |
1600 | p->dirty = 0; | |
1601 | ||
1602 | /* make other inactive cvts with the same stream-tag dirty */ | |
62b7e5e0 | 1603 | type = get_wcaps_type(get_wcaps(codec, nid)); |
3f50ac6a TI |
1604 | list_for_each_entry(c, &codec->bus->codec_list, list) { |
1605 | for (i = 0; i < c->cvt_setups.used; i++) { | |
1606 | p = snd_array_elem(&c->cvt_setups, i); | |
62b7e5e0 | 1607 | if (!p->active && p->stream_tag == stream_tag && |
54c2a89f | 1608 | get_wcaps_type(get_wcaps(c, p->nid)) == type) |
3f50ac6a TI |
1609 | p->dirty = 1; |
1610 | } | |
eb541337 | 1611 | } |
1da177e4 | 1612 | } |
ff7a3267 | 1613 | EXPORT_SYMBOL_HDA(snd_hda_codec_setup_stream); |
1da177e4 | 1614 | |
f0cea797 TI |
1615 | static void really_cleanup_stream(struct hda_codec *codec, |
1616 | struct hda_cvt_setup *q); | |
1617 | ||
d5191e50 | 1618 | /** |
f0cea797 | 1619 | * __snd_hda_codec_cleanup_stream - clean up the codec for closing |
d5191e50 TI |
1620 | * @codec: the CODEC to clean up |
1621 | * @nid: the NID to clean up | |
f0cea797 | 1622 | * @do_now: really clean up the stream instead of clearing the active flag |
d5191e50 | 1623 | */ |
f0cea797 TI |
1624 | void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, |
1625 | int do_now) | |
888afa15 | 1626 | { |
eb541337 TI |
1627 | struct hda_cvt_setup *p; |
1628 | ||
888afa15 TI |
1629 | if (!nid) |
1630 | return; | |
1631 | ||
0e7adbe2 TI |
1632 | if (codec->no_sticky_stream) |
1633 | do_now = 1; | |
1634 | ||
888afa15 | 1635 | snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid); |
eb541337 | 1636 | p = get_hda_cvt_setup(codec, nid); |
6c35ae3c | 1637 | if (p) { |
f0cea797 TI |
1638 | /* here we just clear the active flag when do_now isn't set; |
1639 | * actual clean-ups will be done later in | |
1640 | * purify_inactive_streams() called from snd_hda_codec_prpapre() | |
1641 | */ | |
1642 | if (do_now) | |
1643 | really_cleanup_stream(codec, p); | |
1644 | else | |
1645 | p->active = 0; | |
1646 | } | |
eb541337 | 1647 | } |
f0cea797 | 1648 | EXPORT_SYMBOL_HDA(__snd_hda_codec_cleanup_stream); |
eb541337 TI |
1649 | |
1650 | static void really_cleanup_stream(struct hda_codec *codec, | |
1651 | struct hda_cvt_setup *q) | |
1652 | { | |
1653 | hda_nid_t nid = q->nid; | |
218264ae TI |
1654 | if (q->stream_tag || q->channel_id) |
1655 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); | |
1656 | if (q->format_id) | |
1657 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0 | |
1658 | ); | |
eb541337 TI |
1659 | memset(q, 0, sizeof(*q)); |
1660 | q->nid = nid; | |
1661 | } | |
1662 | ||
1663 | /* clean up the all conflicting obsolete streams */ | |
1664 | static void purify_inactive_streams(struct hda_codec *codec) | |
1665 | { | |
3f50ac6a | 1666 | struct hda_codec *c; |
eb541337 TI |
1667 | int i; |
1668 | ||
3f50ac6a TI |
1669 | list_for_each_entry(c, &codec->bus->codec_list, list) { |
1670 | for (i = 0; i < c->cvt_setups.used; i++) { | |
1671 | struct hda_cvt_setup *p; | |
1672 | p = snd_array_elem(&c->cvt_setups, i); | |
1673 | if (p->dirty) | |
1674 | really_cleanup_stream(c, p); | |
1675 | } | |
eb541337 TI |
1676 | } |
1677 | } | |
1678 | ||
2a43952a | 1679 | #ifdef CONFIG_PM |
eb541337 TI |
1680 | /* clean up all streams; called from suspend */ |
1681 | static void hda_cleanup_all_streams(struct hda_codec *codec) | |
1682 | { | |
1683 | int i; | |
1684 | ||
1685 | for (i = 0; i < codec->cvt_setups.used; i++) { | |
1686 | struct hda_cvt_setup *p = snd_array_elem(&codec->cvt_setups, i); | |
1687 | if (p->stream_tag) | |
1688 | really_cleanup_stream(codec, p); | |
1689 | } | |
888afa15 | 1690 | } |
1c7276cf | 1691 | #endif |
888afa15 | 1692 | |
1da177e4 LT |
1693 | /* |
1694 | * amp access functions | |
1695 | */ | |
1696 | ||
4a19faee | 1697 | /* FIXME: more better hash key? */ |
28aedaf7 | 1698 | #define HDA_HASH_KEY(nid, dir, idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) |
1327a32b | 1699 | #define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24)) |
92c7c8a7 TI |
1700 | #define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24)) |
1701 | #define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24)) | |
1da177e4 | 1702 | #define INFO_AMP_CAPS (1<<0) |
4a19faee | 1703 | #define INFO_AMP_VOL(ch) (1 << (1 + (ch))) |
1da177e4 LT |
1704 | |
1705 | /* initialize the hash table */ | |
6a0f56a7 | 1706 | static void init_hda_cache(struct hda_cache_rec *cache, |
01751f54 TI |
1707 | unsigned int record_size) |
1708 | { | |
1709 | memset(cache, 0, sizeof(*cache)); | |
1710 | memset(cache->hash, 0xff, sizeof(cache->hash)); | |
603c4019 | 1711 | snd_array_init(&cache->buf, record_size, 64); |
01751f54 TI |
1712 | } |
1713 | ||
1fcaee6e | 1714 | static void free_hda_cache(struct hda_cache_rec *cache) |
1da177e4 | 1715 | { |
603c4019 | 1716 | snd_array_free(&cache->buf); |
1da177e4 LT |
1717 | } |
1718 | ||
1719 | /* query the hash. allocate an entry if not found. */ | |
a68d5a54 | 1720 | static struct hda_cache_head *get_hash(struct hda_cache_rec *cache, u32 key) |
1da177e4 | 1721 | { |
01751f54 TI |
1722 | u16 idx = key % (u16)ARRAY_SIZE(cache->hash); |
1723 | u16 cur = cache->hash[idx]; | |
1724 | struct hda_cache_head *info; | |
1da177e4 LT |
1725 | |
1726 | while (cur != 0xffff) { | |
f43aa025 | 1727 | info = snd_array_elem(&cache->buf, cur); |
1da177e4 LT |
1728 | if (info->key == key) |
1729 | return info; | |
1730 | cur = info->next; | |
1731 | } | |
a68d5a54 TI |
1732 | return NULL; |
1733 | } | |
1da177e4 | 1734 | |
a68d5a54 TI |
1735 | /* query the hash. allocate an entry if not found. */ |
1736 | static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, | |
1737 | u32 key) | |
1738 | { | |
1739 | struct hda_cache_head *info = get_hash(cache, key); | |
1740 | if (!info) { | |
1741 | u16 idx, cur; | |
1742 | /* add a new hash entry */ | |
1743 | info = snd_array_new(&cache->buf); | |
1744 | if (!info) | |
1745 | return NULL; | |
1746 | cur = snd_array_index(&cache->buf, info); | |
1747 | info->key = key; | |
1748 | info->val = 0; | |
c370dd6e | 1749 | info->dirty = 0; |
a68d5a54 TI |
1750 | idx = key % (u16)ARRAY_SIZE(cache->hash); |
1751 | info->next = cache->hash[idx]; | |
1752 | cache->hash[idx] = cur; | |
1753 | } | |
1da177e4 LT |
1754 | return info; |
1755 | } | |
1756 | ||
01751f54 TI |
1757 | /* query and allocate an amp hash entry */ |
1758 | static inline struct hda_amp_info * | |
1759 | get_alloc_amp_hash(struct hda_codec *codec, u32 key) | |
1760 | { | |
1761 | return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key); | |
1762 | } | |
1763 | ||
c3b6bcc2 TI |
1764 | /* overwrite the value with the key in the caps hash */ |
1765 | static int write_caps_hash(struct hda_codec *codec, u32 key, unsigned int val) | |
1766 | { | |
1767 | struct hda_amp_info *info; | |
1768 | ||
1769 | mutex_lock(&codec->hash_mutex); | |
1770 | info = get_alloc_amp_hash(codec, key); | |
1771 | if (!info) { | |
1772 | mutex_unlock(&codec->hash_mutex); | |
1773 | return -EINVAL; | |
1774 | } | |
1775 | info->amp_caps = val; | |
1776 | info->head.val |= INFO_AMP_CAPS; | |
1777 | mutex_unlock(&codec->hash_mutex); | |
1778 | return 0; | |
1779 | } | |
1780 | ||
1781 | /* query the value from the caps hash; if not found, fetch the current | |
1782 | * value from the given function and store in the hash | |
1783 | */ | |
1784 | static unsigned int | |
1785 | query_caps_hash(struct hda_codec *codec, hda_nid_t nid, int dir, u32 key, | |
1786 | unsigned int (*func)(struct hda_codec *, hda_nid_t, int)) | |
1787 | { | |
1788 | struct hda_amp_info *info; | |
1789 | unsigned int val; | |
1790 | ||
1791 | mutex_lock(&codec->hash_mutex); | |
1792 | info = get_alloc_amp_hash(codec, key); | |
1793 | if (!info) { | |
1794 | mutex_unlock(&codec->hash_mutex); | |
1795 | return 0; | |
1796 | } | |
1797 | if (!(info->head.val & INFO_AMP_CAPS)) { | |
1798 | mutex_unlock(&codec->hash_mutex); /* for reentrance */ | |
1799 | val = func(codec, nid, dir); | |
1800 | write_caps_hash(codec, key, val); | |
1801 | } else { | |
1802 | val = info->amp_caps; | |
1803 | mutex_unlock(&codec->hash_mutex); | |
1804 | } | |
1805 | return val; | |
1806 | } | |
1807 | ||
1808 | static unsigned int read_amp_cap(struct hda_codec *codec, hda_nid_t nid, | |
1809 | int direction) | |
1810 | { | |
1811 | if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD)) | |
1812 | nid = codec->afg; | |
1813 | return snd_hda_param_read(codec, nid, | |
1814 | direction == HDA_OUTPUT ? | |
1815 | AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); | |
1816 | } | |
1817 | ||
d5191e50 TI |
1818 | /** |
1819 | * query_amp_caps - query AMP capabilities | |
1820 | * @codec: the HD-auio codec | |
1821 | * @nid: the NID to query | |
1822 | * @direction: either #HDA_INPUT or #HDA_OUTPUT | |
1823 | * | |
1824 | * Query AMP capabilities for the given widget and direction. | |
1825 | * Returns the obtained capability bits. | |
1826 | * | |
1827 | * When cap bits have been already read, this doesn't read again but | |
1828 | * returns the cached value. | |
1da177e4 | 1829 | */ |
09a99959 | 1830 | u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) |
1da177e4 | 1831 | { |
c3b6bcc2 TI |
1832 | return query_caps_hash(codec, nid, direction, |
1833 | HDA_HASH_KEY(nid, direction, 0), | |
1834 | read_amp_cap); | |
1da177e4 | 1835 | } |
ff7a3267 | 1836 | EXPORT_SYMBOL_HDA(query_amp_caps); |
1da177e4 | 1837 | |
d5191e50 TI |
1838 | /** |
1839 | * snd_hda_override_amp_caps - Override the AMP capabilities | |
1840 | * @codec: the CODEC to clean up | |
1841 | * @nid: the NID to clean up | |
1842 | * @direction: either #HDA_INPUT or #HDA_OUTPUT | |
1843 | * @caps: the capability bits to set | |
1844 | * | |
1845 | * Override the cached AMP caps bits value by the given one. | |
1846 | * This function is useful if the driver needs to adjust the AMP ranges, | |
1847 | * e.g. limit to 0dB, etc. | |
1848 | * | |
1849 | * Returns zero if successful or a negative error code. | |
1850 | */ | |
897cc188 TI |
1851 | int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, |
1852 | unsigned int caps) | |
1853 | { | |
c3b6bcc2 | 1854 | return write_caps_hash(codec, HDA_HASH_KEY(nid, dir, 0), caps); |
897cc188 | 1855 | } |
ff7a3267 | 1856 | EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps); |
1327a32b | 1857 | |
c3b6bcc2 TI |
1858 | static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid, |
1859 | int dir) | |
92c7c8a7 TI |
1860 | { |
1861 | return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); | |
1862 | } | |
1863 | ||
d5191e50 TI |
1864 | /** |
1865 | * snd_hda_query_pin_caps - Query PIN capabilities | |
1866 | * @codec: the HD-auio codec | |
1867 | * @nid: the NID to query | |
1868 | * | |
1869 | * Query PIN capabilities for the given widget. | |
1870 | * Returns the obtained capability bits. | |
1871 | * | |
1872 | * When cap bits have been already read, this doesn't read again but | |
1873 | * returns the cached value. | |
1874 | */ | |
92c7c8a7 TI |
1875 | u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) |
1876 | { | |
c3b6bcc2 | 1877 | return query_caps_hash(codec, nid, 0, HDA_HASH_PINCAP_KEY(nid), |
92c7c8a7 TI |
1878 | read_pin_cap); |
1879 | } | |
1327a32b | 1880 | EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps); |
897cc188 | 1881 | |
f57c2565 TI |
1882 | /** |
1883 | * snd_hda_override_pin_caps - Override the pin capabilities | |
1884 | * @codec: the CODEC | |
1885 | * @nid: the NID to override | |
1886 | * @caps: the capability bits to set | |
1887 | * | |
1888 | * Override the cached PIN capabilitiy bits value by the given one. | |
1889 | * | |
1890 | * Returns zero if successful or a negative error code. | |
1891 | */ | |
1892 | int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, | |
1893 | unsigned int caps) | |
1894 | { | |
c3b6bcc2 | 1895 | return write_caps_hash(codec, HDA_HASH_PINCAP_KEY(nid), caps); |
f57c2565 TI |
1896 | } |
1897 | EXPORT_SYMBOL_HDA(snd_hda_override_pin_caps); | |
1898 | ||
c3b6bcc2 TI |
1899 | /* read or sync the hash value with the current value; |
1900 | * call within hash_mutex | |
1da177e4 | 1901 | */ |
c3b6bcc2 TI |
1902 | static struct hda_amp_info * |
1903 | update_amp_hash(struct hda_codec *codec, hda_nid_t nid, int ch, | |
280e57d5 | 1904 | int direction, int index, bool init_only) |
1da177e4 | 1905 | { |
c3b6bcc2 TI |
1906 | struct hda_amp_info *info; |
1907 | unsigned int parm, val = 0; | |
1908 | bool val_read = false; | |
1da177e4 | 1909 | |
c3b6bcc2 TI |
1910 | retry: |
1911 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); | |
1912 | if (!info) | |
1913 | return NULL; | |
1914 | if (!(info->head.val & INFO_AMP_VOL(ch))) { | |
1915 | if (!val_read) { | |
1916 | mutex_unlock(&codec->hash_mutex); | |
1917 | parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT; | |
1918 | parm |= direction == HDA_OUTPUT ? | |
1919 | AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; | |
1920 | parm |= index; | |
1921 | val = snd_hda_codec_read(codec, nid, 0, | |
0ba21762 | 1922 | AC_VERB_GET_AMP_GAIN_MUTE, parm); |
c3b6bcc2 TI |
1923 | val &= 0xff; |
1924 | val_read = true; | |
1925 | mutex_lock(&codec->hash_mutex); | |
1926 | goto retry; | |
1927 | } | |
1928 | info->vol[ch] = val; | |
1929 | info->head.val |= INFO_AMP_VOL(ch); | |
280e57d5 TI |
1930 | } else if (init_only) |
1931 | return NULL; | |
c3b6bcc2 | 1932 | return info; |
1da177e4 LT |
1933 | } |
1934 | ||
1935 | /* | |
c3b6bcc2 | 1936 | * write the current volume in info to the h/w |
1da177e4 | 1937 | */ |
2ce4886a | 1938 | static void put_vol_mute(struct hda_codec *codec, unsigned int amp_caps, |
0ba21762 TI |
1939 | hda_nid_t nid, int ch, int direction, int index, |
1940 | int val) | |
1da177e4 LT |
1941 | { |
1942 | u32 parm; | |
1943 | ||
1944 | parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT; | |
1945 | parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT; | |
1946 | parm |= index << AC_AMP_SET_INDEX_SHIFT; | |
2ce4886a TI |
1947 | if ((val & HDA_AMP_MUTE) && !(amp_caps & AC_AMPCAP_MUTE) && |
1948 | (amp_caps & AC_AMPCAP_MIN_MUTE)) | |
3868137e TI |
1949 | ; /* set the zero value as a fake mute */ |
1950 | else | |
1951 | parm |= val; | |
1da177e4 LT |
1952 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm); |
1953 | } | |
1954 | ||
d5191e50 TI |
1955 | /** |
1956 | * snd_hda_codec_amp_read - Read AMP value | |
1957 | * @codec: HD-audio codec | |
1958 | * @nid: NID to read the AMP value | |
1959 | * @ch: channel (left=0 or right=1) | |
1960 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
1961 | * @index: the index value (only for input direction) | |
1962 | * | |
1963 | * Read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit. | |
1da177e4 | 1964 | */ |
834be88d TI |
1965 | int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, |
1966 | int direction, int index) | |
1da177e4 | 1967 | { |
0ba21762 | 1968 | struct hda_amp_info *info; |
c3b6bcc2 TI |
1969 | unsigned int val = 0; |
1970 | ||
1971 | mutex_lock(&codec->hash_mutex); | |
280e57d5 | 1972 | info = update_amp_hash(codec, nid, ch, direction, index, false); |
c3b6bcc2 TI |
1973 | if (info) |
1974 | val = info->vol[ch]; | |
1975 | mutex_unlock(&codec->hash_mutex); | |
1976 | return val; | |
1da177e4 | 1977 | } |
ff7a3267 | 1978 | EXPORT_SYMBOL_HDA(snd_hda_codec_amp_read); |
1da177e4 | 1979 | |
280e57d5 TI |
1980 | static int codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, |
1981 | int direction, int idx, int mask, int val, | |
1982 | bool init_only) | |
1da177e4 | 1983 | { |
0ba21762 | 1984 | struct hda_amp_info *info; |
2ce4886a | 1985 | unsigned int caps; |
de1e37b7 | 1986 | unsigned int cache_only; |
4a19faee | 1987 | |
46712646 TI |
1988 | if (snd_BUG_ON(mask & ~0xff)) |
1989 | mask &= 0xff; | |
4a19faee | 1990 | val &= mask; |
c3b6bcc2 TI |
1991 | |
1992 | mutex_lock(&codec->hash_mutex); | |
280e57d5 | 1993 | info = update_amp_hash(codec, nid, ch, direction, idx, init_only); |
c3b6bcc2 TI |
1994 | if (!info) { |
1995 | mutex_unlock(&codec->hash_mutex); | |
1996 | return 0; | |
1997 | } | |
1998 | val |= info->vol[ch] & ~mask; | |
1999 | if (info->vol[ch] == val) { | |
2000 | mutex_unlock(&codec->hash_mutex); | |
1da177e4 | 2001 | return 0; |
c3b6bcc2 TI |
2002 | } |
2003 | info->vol[ch] = val; | |
de1e37b7 | 2004 | cache_only = info->head.dirty = codec->cached_write; |
2ce4886a | 2005 | caps = info->amp_caps; |
c3b6bcc2 | 2006 | mutex_unlock(&codec->hash_mutex); |
de1e37b7 | 2007 | if (!cache_only) |
2ce4886a | 2008 | put_vol_mute(codec, caps, nid, ch, direction, idx, val); |
1da177e4 LT |
2009 | return 1; |
2010 | } | |
280e57d5 TI |
2011 | |
2012 | /** | |
2013 | * snd_hda_codec_amp_update - update the AMP value | |
2014 | * @codec: HD-audio codec | |
2015 | * @nid: NID to read the AMP value | |
2016 | * @ch: channel (left=0 or right=1) | |
2017 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
2018 | * @idx: the index value (only for input direction) | |
2019 | * @mask: bit mask to set | |
2020 | * @val: the bits value to set | |
2021 | * | |
2022 | * Update the AMP value with a bit mask. | |
2023 | * Returns 0 if the value is unchanged, 1 if changed. | |
2024 | */ | |
2025 | int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, | |
2026 | int direction, int idx, int mask, int val) | |
2027 | { | |
2028 | return codec_amp_update(codec, nid, ch, direction, idx, mask, val, false); | |
2029 | } | |
ff7a3267 | 2030 | EXPORT_SYMBOL_HDA(snd_hda_codec_amp_update); |
1da177e4 | 2031 | |
d5191e50 TI |
2032 | /** |
2033 | * snd_hda_codec_amp_stereo - update the AMP stereo values | |
2034 | * @codec: HD-audio codec | |
2035 | * @nid: NID to read the AMP value | |
2036 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
2037 | * @idx: the index value (only for input direction) | |
2038 | * @mask: bit mask to set | |
2039 | * @val: the bits value to set | |
2040 | * | |
2041 | * Update the AMP values like snd_hda_codec_amp_update(), but for a | |
2042 | * stereo widget with the same mask and value. | |
47fd830a TI |
2043 | */ |
2044 | int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, | |
2045 | int direction, int idx, int mask, int val) | |
2046 | { | |
2047 | int ch, ret = 0; | |
46712646 TI |
2048 | |
2049 | if (snd_BUG_ON(mask & ~0xff)) | |
2050 | mask &= 0xff; | |
47fd830a TI |
2051 | for (ch = 0; ch < 2; ch++) |
2052 | ret |= snd_hda_codec_amp_update(codec, nid, ch, direction, | |
2053 | idx, mask, val); | |
2054 | return ret; | |
2055 | } | |
ff7a3267 | 2056 | EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo); |
47fd830a | 2057 | |
280e57d5 TI |
2058 | /* Works like snd_hda_codec_amp_update() but it writes the value only at |
2059 | * the first access. If the amp was already initialized / updated beforehand, | |
2060 | * this does nothing. | |
2061 | */ | |
2062 | int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch, | |
2063 | int dir, int idx, int mask, int val) | |
2064 | { | |
2065 | return codec_amp_update(codec, nid, ch, dir, idx, mask, val, true); | |
2066 | } | |
2067 | EXPORT_SYMBOL_HDA(snd_hda_codec_amp_init); | |
2068 | ||
2069 | int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid, | |
2070 | int dir, int idx, int mask, int val) | |
2071 | { | |
2072 | int ch, ret = 0; | |
2073 | ||
2074 | if (snd_BUG_ON(mask & ~0xff)) | |
2075 | mask &= 0xff; | |
2076 | for (ch = 0; ch < 2; ch++) | |
2077 | ret |= snd_hda_codec_amp_init(codec, nid, ch, dir, | |
2078 | idx, mask, val); | |
2079 | return ret; | |
2080 | } | |
2081 | EXPORT_SYMBOL_HDA(snd_hda_codec_amp_init_stereo); | |
2082 | ||
d5191e50 TI |
2083 | /** |
2084 | * snd_hda_codec_resume_amp - Resume all AMP commands from the cache | |
2085 | * @codec: HD-audio codec | |
2086 | * | |
2087 | * Resume the all amp commands from the cache. | |
2088 | */ | |
b3ac5636 TI |
2089 | void snd_hda_codec_resume_amp(struct hda_codec *codec) |
2090 | { | |
b3ac5636 TI |
2091 | int i; |
2092 | ||
c370dd6e | 2093 | mutex_lock(&codec->hash_mutex); |
aa88a355 | 2094 | codec->cached_write = 0; |
c370dd6e TI |
2095 | for (i = 0; i < codec->amp_cache.buf.used; i++) { |
2096 | struct hda_amp_info *buffer; | |
2097 | u32 key; | |
b3ac5636 TI |
2098 | hda_nid_t nid; |
2099 | unsigned int idx, dir, ch; | |
2ce4886a | 2100 | struct hda_amp_info info; |
c370dd6e TI |
2101 | |
2102 | buffer = snd_array_elem(&codec->amp_cache.buf, i); | |
8565f052 TI |
2103 | if (!buffer->head.dirty) |
2104 | continue; | |
2105 | buffer->head.dirty = 0; | |
2ce4886a TI |
2106 | info = *buffer; |
2107 | key = info.head.key; | |
b3ac5636 TI |
2108 | if (!key) |
2109 | continue; | |
2110 | nid = key & 0xff; | |
2111 | idx = (key >> 16) & 0xff; | |
2112 | dir = (key >> 24) & 0xff; | |
2113 | for (ch = 0; ch < 2; ch++) { | |
2ce4886a | 2114 | if (!(info.head.val & INFO_AMP_VOL(ch))) |
b3ac5636 | 2115 | continue; |
c370dd6e | 2116 | mutex_unlock(&codec->hash_mutex); |
2ce4886a TI |
2117 | put_vol_mute(codec, info.amp_caps, nid, ch, dir, idx, |
2118 | info.vol[ch]); | |
c370dd6e | 2119 | mutex_lock(&codec->hash_mutex); |
b3ac5636 TI |
2120 | } |
2121 | } | |
c370dd6e | 2122 | mutex_unlock(&codec->hash_mutex); |
b3ac5636 | 2123 | } |
ff7a3267 | 2124 | EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp); |
1da177e4 | 2125 | |
afbd9b84 TI |
2126 | static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir, |
2127 | unsigned int ofs) | |
2128 | { | |
2129 | u32 caps = query_amp_caps(codec, nid, dir); | |
2130 | /* get num steps */ | |
2131 | caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
2132 | if (ofs < caps) | |
2133 | caps -= ofs; | |
2134 | return caps; | |
2135 | } | |
2136 | ||
d5191e50 TI |
2137 | /** |
2138 | * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer | |
2139 | * | |
2140 | * The control element is supposed to have the private_value field | |
2141 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2142 | */ | |
0ba21762 TI |
2143 | int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, |
2144 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
2145 | { |
2146 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2147 | u16 nid = get_amp_nid(kcontrol); | |
2148 | u8 chs = get_amp_channels(kcontrol); | |
2149 | int dir = get_amp_direction(kcontrol); | |
29fdbec2 | 2150 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 | 2151 | |
afbd9b84 TI |
2152 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
2153 | uinfo->count = chs == 3 ? 2 : 1; | |
2154 | uinfo->value.integer.min = 0; | |
2155 | uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs); | |
2156 | if (!uinfo->value.integer.max) { | |
0ba21762 | 2157 | printk(KERN_WARNING "hda_codec: " |
9c8f2abd TI |
2158 | "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid, |
2159 | kcontrol->id.name); | |
1da177e4 LT |
2160 | return -EINVAL; |
2161 | } | |
1da177e4 LT |
2162 | return 0; |
2163 | } | |
ff7a3267 | 2164 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_info); |
1da177e4 | 2165 | |
29fdbec2 TI |
2166 | |
2167 | static inline unsigned int | |
2168 | read_amp_value(struct hda_codec *codec, hda_nid_t nid, | |
2169 | int ch, int dir, int idx, unsigned int ofs) | |
2170 | { | |
2171 | unsigned int val; | |
2172 | val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx); | |
2173 | val &= HDA_AMP_VOLMASK; | |
2174 | if (val >= ofs) | |
2175 | val -= ofs; | |
2176 | else | |
2177 | val = 0; | |
2178 | return val; | |
2179 | } | |
2180 | ||
2181 | static inline int | |
2182 | update_amp_value(struct hda_codec *codec, hda_nid_t nid, | |
2183 | int ch, int dir, int idx, unsigned int ofs, | |
2184 | unsigned int val) | |
2185 | { | |
afbd9b84 TI |
2186 | unsigned int maxval; |
2187 | ||
29fdbec2 TI |
2188 | if (val > 0) |
2189 | val += ofs; | |
7ccc3efa TI |
2190 | /* ofs = 0: raw max value */ |
2191 | maxval = get_amp_max_value(codec, nid, dir, 0); | |
afbd9b84 TI |
2192 | if (val > maxval) |
2193 | val = maxval; | |
29fdbec2 TI |
2194 | return snd_hda_codec_amp_update(codec, nid, ch, dir, idx, |
2195 | HDA_AMP_VOLMASK, val); | |
2196 | } | |
2197 | ||
d5191e50 TI |
2198 | /** |
2199 | * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume | |
2200 | * | |
2201 | * The control element is supposed to have the private_value field | |
2202 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2203 | */ | |
0ba21762 TI |
2204 | int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, |
2205 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2206 | { |
2207 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2208 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2209 | int chs = get_amp_channels(kcontrol); | |
2210 | int dir = get_amp_direction(kcontrol); | |
2211 | int idx = get_amp_index(kcontrol); | |
29fdbec2 | 2212 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 LT |
2213 | long *valp = ucontrol->value.integer.value; |
2214 | ||
2215 | if (chs & 1) | |
29fdbec2 | 2216 | *valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs); |
1da177e4 | 2217 | if (chs & 2) |
29fdbec2 | 2218 | *valp = read_amp_value(codec, nid, 1, dir, idx, ofs); |
1da177e4 LT |
2219 | return 0; |
2220 | } | |
ff7a3267 | 2221 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_get); |
1da177e4 | 2222 | |
d5191e50 TI |
2223 | /** |
2224 | * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume | |
2225 | * | |
2226 | * The control element is supposed to have the private_value field | |
2227 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2228 | */ | |
0ba21762 TI |
2229 | int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, |
2230 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2231 | { |
2232 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2233 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2234 | int chs = get_amp_channels(kcontrol); | |
2235 | int dir = get_amp_direction(kcontrol); | |
2236 | int idx = get_amp_index(kcontrol); | |
29fdbec2 | 2237 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 LT |
2238 | long *valp = ucontrol->value.integer.value; |
2239 | int change = 0; | |
2240 | ||
cb53c626 | 2241 | snd_hda_power_up(codec); |
b9f5a89c | 2242 | if (chs & 1) { |
29fdbec2 | 2243 | change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp); |
b9f5a89c NG |
2244 | valp++; |
2245 | } | |
4a19faee | 2246 | if (chs & 2) |
29fdbec2 | 2247 | change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp); |
cb53c626 | 2248 | snd_hda_power_down(codec); |
1da177e4 LT |
2249 | return change; |
2250 | } | |
ff7a3267 | 2251 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_put); |
1da177e4 | 2252 | |
d5191e50 TI |
2253 | /** |
2254 | * snd_hda_mixer_amp_volume_put - TLV callback for a standard AMP mixer volume | |
2255 | * | |
2256 | * The control element is supposed to have the private_value field | |
2257 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2258 | */ | |
302e9c5a JK |
2259 | int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
2260 | unsigned int size, unsigned int __user *_tlv) | |
2261 | { | |
2262 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2263 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2264 | int dir = get_amp_direction(kcontrol); | |
29fdbec2 | 2265 | unsigned int ofs = get_amp_offset(kcontrol); |
de8c85f7 | 2266 | bool min_mute = get_amp_min_mute(kcontrol); |
302e9c5a JK |
2267 | u32 caps, val1, val2; |
2268 | ||
2269 | if (size < 4 * sizeof(unsigned int)) | |
2270 | return -ENOMEM; | |
2271 | caps = query_amp_caps(codec, nid, dir); | |
0ba21762 TI |
2272 | val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; |
2273 | val2 = (val2 + 1) * 25; | |
302e9c5a | 2274 | val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT); |
29fdbec2 | 2275 | val1 += ofs; |
302e9c5a | 2276 | val1 = ((int)val1) * ((int)val2); |
3868137e | 2277 | if (min_mute || (caps & AC_AMPCAP_MIN_MUTE)) |
c08d9169 | 2278 | val2 |= TLV_DB_SCALE_MUTE; |
302e9c5a JK |
2279 | if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv)) |
2280 | return -EFAULT; | |
2281 | if (put_user(2 * sizeof(unsigned int), _tlv + 1)) | |
2282 | return -EFAULT; | |
2283 | if (put_user(val1, _tlv + 2)) | |
2284 | return -EFAULT; | |
2285 | if (put_user(val2, _tlv + 3)) | |
2286 | return -EFAULT; | |
2287 | return 0; | |
2288 | } | |
ff7a3267 | 2289 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_tlv); |
302e9c5a | 2290 | |
d5191e50 TI |
2291 | /** |
2292 | * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control | |
2293 | * @codec: HD-audio codec | |
2294 | * @nid: NID of a reference widget | |
2295 | * @dir: #HDA_INPUT or #HDA_OUTPUT | |
2296 | * @tlv: TLV data to be stored, at least 4 elements | |
2297 | * | |
2298 | * Set (static) TLV data for a virtual master volume using the AMP caps | |
2299 | * obtained from the reference NID. | |
2300 | * The volume range is recalculated as if the max volume is 0dB. | |
2134ea4f TI |
2301 | */ |
2302 | void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, | |
2303 | unsigned int *tlv) | |
2304 | { | |
2305 | u32 caps; | |
2306 | int nums, step; | |
2307 | ||
2308 | caps = query_amp_caps(codec, nid, dir); | |
2309 | nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
2310 | step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; | |
2311 | step = (step + 1) * 25; | |
2312 | tlv[0] = SNDRV_CTL_TLVT_DB_SCALE; | |
2313 | tlv[1] = 2 * sizeof(unsigned int); | |
2314 | tlv[2] = -nums * step; | |
2315 | tlv[3] = step; | |
2316 | } | |
ff7a3267 | 2317 | EXPORT_SYMBOL_HDA(snd_hda_set_vmaster_tlv); |
2134ea4f TI |
2318 | |
2319 | /* find a mixer control element with the given name */ | |
09f99701 | 2320 | static struct snd_kcontrol * |
dcda5806 | 2321 | find_mixer_ctl(struct hda_codec *codec, const char *name, int dev, int idx) |
2134ea4f TI |
2322 | { |
2323 | struct snd_ctl_elem_id id; | |
2324 | memset(&id, 0, sizeof(id)); | |
2325 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
dcda5806 | 2326 | id.device = dev; |
09f99701 | 2327 | id.index = idx; |
18cb7109 TI |
2328 | if (snd_BUG_ON(strlen(name) >= sizeof(id.name))) |
2329 | return NULL; | |
2134ea4f TI |
2330 | strcpy(id.name, name); |
2331 | return snd_ctl_find_id(codec->bus->card, &id); | |
2332 | } | |
2333 | ||
d5191e50 TI |
2334 | /** |
2335 | * snd_hda_find_mixer_ctl - Find a mixer control element with the given name | |
2336 | * @codec: HD-audio codec | |
2337 | * @name: ctl id name string | |
2338 | * | |
2339 | * Get the control element with the given id string and IFACE_MIXER. | |
2340 | */ | |
09f99701 TI |
2341 | struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, |
2342 | const char *name) | |
2343 | { | |
dcda5806 | 2344 | return find_mixer_ctl(codec, name, 0, 0); |
09f99701 | 2345 | } |
ff7a3267 | 2346 | EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl); |
09f99701 | 2347 | |
dcda5806 | 2348 | static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name, |
ea9b43ad | 2349 | int start_idx) |
1afe206a | 2350 | { |
ea9b43ad TI |
2351 | int i, idx; |
2352 | /* 16 ctlrs should be large enough */ | |
2353 | for (i = 0, idx = start_idx; i < 16; i++, idx++) { | |
2354 | if (!find_mixer_ctl(codec, name, 0, idx)) | |
1afe206a TI |
2355 | return idx; |
2356 | } | |
2357 | return -EBUSY; | |
2358 | } | |
2359 | ||
d5191e50 | 2360 | /** |
5b0cb1d8 | 2361 | * snd_hda_ctl_add - Add a control element and assign to the codec |
d5191e50 TI |
2362 | * @codec: HD-audio codec |
2363 | * @nid: corresponding NID (optional) | |
2364 | * @kctl: the control element to assign | |
2365 | * | |
2366 | * Add the given control element to an array inside the codec instance. | |
2367 | * All control elements belonging to a codec are supposed to be added | |
2368 | * by this function so that a proper clean-up works at the free or | |
2369 | * reconfiguration time. | |
2370 | * | |
2371 | * If non-zero @nid is passed, the NID is assigned to the control element. | |
2372 | * The assignment is shown in the codec proc file. | |
2373 | * | |
2374 | * snd_hda_ctl_add() checks the control subdev id field whether | |
2375 | * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower | |
9e3fd871 JK |
2376 | * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit |
2377 | * specifies if kctl->private_value is a HDA amplifier value. | |
d5191e50 | 2378 | */ |
3911a4c1 JK |
2379 | int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, |
2380 | struct snd_kcontrol *kctl) | |
d13bd412 TI |
2381 | { |
2382 | int err; | |
9e3fd871 | 2383 | unsigned short flags = 0; |
3911a4c1 | 2384 | struct hda_nid_item *item; |
d13bd412 | 2385 | |
5e26dfd0 | 2386 | if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) { |
9e3fd871 | 2387 | flags |= HDA_NID_ITEM_AMP; |
5e26dfd0 JK |
2388 | if (nid == 0) |
2389 | nid = get_amp_nid_(kctl->private_value); | |
2390 | } | |
9e3fd871 JK |
2391 | if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0) |
2392 | nid = kctl->id.subdevice & 0xffff; | |
5e26dfd0 | 2393 | if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG)) |
4d02d1b6 | 2394 | kctl->id.subdevice = 0; |
d13bd412 TI |
2395 | err = snd_ctl_add(codec->bus->card, kctl); |
2396 | if (err < 0) | |
2397 | return err; | |
3911a4c1 JK |
2398 | item = snd_array_new(&codec->mixers); |
2399 | if (!item) | |
d13bd412 | 2400 | return -ENOMEM; |
3911a4c1 JK |
2401 | item->kctl = kctl; |
2402 | item->nid = nid; | |
9e3fd871 | 2403 | item->flags = flags; |
d13bd412 TI |
2404 | return 0; |
2405 | } | |
ff7a3267 | 2406 | EXPORT_SYMBOL_HDA(snd_hda_ctl_add); |
d13bd412 | 2407 | |
5b0cb1d8 JK |
2408 | /** |
2409 | * snd_hda_add_nid - Assign a NID to a control element | |
2410 | * @codec: HD-audio codec | |
2411 | * @nid: corresponding NID (optional) | |
2412 | * @kctl: the control element to assign | |
2413 | * @index: index to kctl | |
2414 | * | |
2415 | * Add the given control element to an array inside the codec instance. | |
2416 | * This function is used when #snd_hda_ctl_add cannot be used for 1:1 | |
2417 | * NID:KCTL mapping - for example "Capture Source" selector. | |
2418 | */ | |
2419 | int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, | |
2420 | unsigned int index, hda_nid_t nid) | |
2421 | { | |
2422 | struct hda_nid_item *item; | |
2423 | ||
2424 | if (nid > 0) { | |
2425 | item = snd_array_new(&codec->nids); | |
2426 | if (!item) | |
2427 | return -ENOMEM; | |
2428 | item->kctl = kctl; | |
2429 | item->index = index; | |
2430 | item->nid = nid; | |
2431 | return 0; | |
2432 | } | |
28d1a85e TI |
2433 | printk(KERN_ERR "hda-codec: no NID for mapping control %s:%d:%d\n", |
2434 | kctl->id.name, kctl->id.index, index); | |
5b0cb1d8 JK |
2435 | return -EINVAL; |
2436 | } | |
2437 | EXPORT_SYMBOL_HDA(snd_hda_add_nid); | |
2438 | ||
d5191e50 TI |
2439 | /** |
2440 | * snd_hda_ctls_clear - Clear all controls assigned to the given codec | |
2441 | * @codec: HD-audio codec | |
2442 | */ | |
d13bd412 TI |
2443 | void snd_hda_ctls_clear(struct hda_codec *codec) |
2444 | { | |
2445 | int i; | |
3911a4c1 | 2446 | struct hda_nid_item *items = codec->mixers.list; |
d13bd412 | 2447 | for (i = 0; i < codec->mixers.used; i++) |
3911a4c1 | 2448 | snd_ctl_remove(codec->bus->card, items[i].kctl); |
d13bd412 | 2449 | snd_array_free(&codec->mixers); |
5b0cb1d8 | 2450 | snd_array_free(&codec->nids); |
d13bd412 TI |
2451 | } |
2452 | ||
a65d629c TI |
2453 | /* pseudo device locking |
2454 | * toggle card->shutdown to allow/disallow the device access (as a hack) | |
2455 | */ | |
d3d020bd | 2456 | int snd_hda_lock_devices(struct hda_bus *bus) |
6c1f45ea | 2457 | { |
d3d020bd TI |
2458 | struct snd_card *card = bus->card; |
2459 | struct hda_codec *codec; | |
2460 | ||
a65d629c | 2461 | spin_lock(&card->files_lock); |
d3d020bd TI |
2462 | if (card->shutdown) |
2463 | goto err_unlock; | |
a65d629c | 2464 | card->shutdown = 1; |
d3d020bd TI |
2465 | if (!list_empty(&card->ctl_files)) |
2466 | goto err_clear; | |
2467 | ||
2468 | list_for_each_entry(codec, &bus->codec_list, list) { | |
2469 | int pcm; | |
2470 | for (pcm = 0; pcm < codec->num_pcms; pcm++) { | |
2471 | struct hda_pcm *cpcm = &codec->pcm_info[pcm]; | |
2472 | if (!cpcm->pcm) | |
2473 | continue; | |
2474 | if (cpcm->pcm->streams[0].substream_opened || | |
2475 | cpcm->pcm->streams[1].substream_opened) | |
2476 | goto err_clear; | |
2477 | } | |
2478 | } | |
a65d629c TI |
2479 | spin_unlock(&card->files_lock); |
2480 | return 0; | |
d3d020bd TI |
2481 | |
2482 | err_clear: | |
2483 | card->shutdown = 0; | |
2484 | err_unlock: | |
2485 | spin_unlock(&card->files_lock); | |
2486 | return -EINVAL; | |
a65d629c | 2487 | } |
d3d020bd | 2488 | EXPORT_SYMBOL_HDA(snd_hda_lock_devices); |
a65d629c | 2489 | |
d3d020bd | 2490 | void snd_hda_unlock_devices(struct hda_bus *bus) |
a65d629c | 2491 | { |
d3d020bd TI |
2492 | struct snd_card *card = bus->card; |
2493 | ||
2494 | card = bus->card; | |
a65d629c TI |
2495 | spin_lock(&card->files_lock); |
2496 | card->shutdown = 0; | |
2497 | spin_unlock(&card->files_lock); | |
2498 | } | |
d3d020bd | 2499 | EXPORT_SYMBOL_HDA(snd_hda_unlock_devices); |
a65d629c | 2500 | |
d5191e50 TI |
2501 | /** |
2502 | * snd_hda_codec_reset - Clear all objects assigned to the codec | |
2503 | * @codec: HD-audio codec | |
2504 | * | |
2505 | * This frees the all PCM and control elements assigned to the codec, and | |
2506 | * clears the caches and restores the pin default configurations. | |
2507 | * | |
2508 | * When a device is being used, it returns -EBSY. If successfully freed, | |
2509 | * returns zero. | |
2510 | */ | |
a65d629c TI |
2511 | int snd_hda_codec_reset(struct hda_codec *codec) |
2512 | { | |
d3d020bd TI |
2513 | struct hda_bus *bus = codec->bus; |
2514 | struct snd_card *card = bus->card; | |
2515 | int i; | |
a65d629c | 2516 | |
d3d020bd | 2517 | if (snd_hda_lock_devices(bus) < 0) |
a65d629c | 2518 | return -EBUSY; |
a65d629c TI |
2519 | |
2520 | /* OK, let it free */ | |
26a6cb6c | 2521 | cancel_delayed_work_sync(&codec->jackpoll_work); |
83012a7c | 2522 | #ifdef CONFIG_PM |
a2d96e77 | 2523 | cancel_delayed_work_sync(&codec->power_work); |
339876d7 TI |
2524 | codec->power_on = 0; |
2525 | codec->power_transition = 0; | |
2526 | codec->power_jiffies = jiffies; | |
d3d020bd | 2527 | flush_workqueue(bus->workq); |
6c1f45ea TI |
2528 | #endif |
2529 | snd_hda_ctls_clear(codec); | |
83a35e36 | 2530 | /* release PCMs */ |
6c1f45ea | 2531 | for (i = 0; i < codec->num_pcms; i++) { |
529bd6c4 | 2532 | if (codec->pcm_info[i].pcm) { |
a65d629c | 2533 | snd_device_free(card, codec->pcm_info[i].pcm); |
529bd6c4 | 2534 | clear_bit(codec->pcm_info[i].device, |
d3d020bd | 2535 | bus->pcm_dev_bits); |
529bd6c4 | 2536 | } |
6c1f45ea TI |
2537 | } |
2538 | if (codec->patch_ops.free) | |
2539 | codec->patch_ops.free(codec); | |
07dc59f0 | 2540 | memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); |
1835a0f9 | 2541 | snd_hda_jack_tbl_clear(codec); |
56d17712 | 2542 | codec->proc_widget_hook = NULL; |
6c1f45ea TI |
2543 | codec->spec = NULL; |
2544 | free_hda_cache(&codec->amp_cache); | |
2545 | free_hda_cache(&codec->cmd_cache); | |
827057f5 TI |
2546 | init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); |
2547 | init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); | |
346ff70f TI |
2548 | /* free only driver_pins so that init_pins + user_pins are restored */ |
2549 | snd_array_free(&codec->driver_pins); | |
09a6071b TI |
2550 | snd_array_free(&codec->cvt_setups); |
2551 | snd_array_free(&codec->spdif_out); | |
c9ce6b26 | 2552 | snd_array_free(&codec->verbs); |
6c1f45ea TI |
2553 | codec->num_pcms = 0; |
2554 | codec->pcm_info = NULL; | |
2555 | codec->preset = NULL; | |
d1f1af2d TI |
2556 | codec->slave_dig_outs = NULL; |
2557 | codec->spdif_status_reset = 0; | |
1289e9e8 TI |
2558 | module_put(codec->owner); |
2559 | codec->owner = NULL; | |
a65d629c TI |
2560 | |
2561 | /* allow device access again */ | |
d3d020bd | 2562 | snd_hda_unlock_devices(bus); |
a65d629c | 2563 | return 0; |
6c1f45ea TI |
2564 | } |
2565 | ||
aeb4b88e TI |
2566 | typedef int (*map_slave_func_t)(void *, struct snd_kcontrol *); |
2567 | ||
2568 | /* apply the function to all matching slave ctls in the mixer list */ | |
2569 | static int map_slaves(struct hda_codec *codec, const char * const *slaves, | |
9322ca54 | 2570 | const char *suffix, map_slave_func_t func, void *data) |
aeb4b88e TI |
2571 | { |
2572 | struct hda_nid_item *items; | |
2573 | const char * const *s; | |
2574 | int i, err; | |
2575 | ||
2576 | items = codec->mixers.list; | |
2577 | for (i = 0; i < codec->mixers.used; i++) { | |
2578 | struct snd_kcontrol *sctl = items[i].kctl; | |
2579 | if (!sctl || !sctl->id.name || | |
2580 | sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER) | |
2581 | continue; | |
2582 | for (s = slaves; *s; s++) { | |
9322ca54 TI |
2583 | char tmpname[sizeof(sctl->id.name)]; |
2584 | const char *name = *s; | |
2585 | if (suffix) { | |
2586 | snprintf(tmpname, sizeof(tmpname), "%s %s", | |
2587 | name, suffix); | |
2588 | name = tmpname; | |
2589 | } | |
9322ca54 | 2590 | if (!strcmp(sctl->id.name, name)) { |
aeb4b88e TI |
2591 | err = func(data, sctl); |
2592 | if (err) | |
2593 | return err; | |
2594 | break; | |
2595 | } | |
2596 | } | |
2597 | } | |
2598 | return 0; | |
2599 | } | |
2600 | ||
2601 | static int check_slave_present(void *data, struct snd_kcontrol *sctl) | |
2602 | { | |
2603 | return 1; | |
2604 | } | |
2605 | ||
18478e8b TI |
2606 | /* guess the value corresponding to 0dB */ |
2607 | static int get_kctl_0dB_offset(struct snd_kcontrol *kctl) | |
2608 | { | |
2609 | int _tlv[4]; | |
2610 | const int *tlv = NULL; | |
2611 | int val = -1; | |
2612 | ||
2613 | if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) { | |
2614 | /* FIXME: set_fs() hack for obtaining user-space TLV data */ | |
2615 | mm_segment_t fs = get_fs(); | |
2616 | set_fs(get_ds()); | |
2617 | if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), _tlv)) | |
2618 | tlv = _tlv; | |
2619 | set_fs(fs); | |
2620 | } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) | |
2621 | tlv = kctl->tlv.p; | |
2622 | if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) | |
2623 | val = -tlv[2] / tlv[3]; | |
2624 | return val; | |
2625 | } | |
2626 | ||
2627 | /* call kctl->put with the given value(s) */ | |
2628 | static int put_kctl_with_value(struct snd_kcontrol *kctl, int val) | |
2629 | { | |
2630 | struct snd_ctl_elem_value *ucontrol; | |
2631 | ucontrol = kzalloc(sizeof(*ucontrol), GFP_KERNEL); | |
2632 | if (!ucontrol) | |
2633 | return -ENOMEM; | |
2634 | ucontrol->value.integer.value[0] = val; | |
2635 | ucontrol->value.integer.value[1] = val; | |
2636 | kctl->put(kctl, ucontrol); | |
2637 | kfree(ucontrol); | |
2638 | return 0; | |
2639 | } | |
2640 | ||
2641 | /* initialize the slave volume with 0dB */ | |
2642 | static int init_slave_0dB(void *data, struct snd_kcontrol *slave) | |
2643 | { | |
2644 | int offset = get_kctl_0dB_offset(slave); | |
2645 | if (offset > 0) | |
2646 | put_kctl_with_value(slave, offset); | |
2647 | return 0; | |
2648 | } | |
2649 | ||
2650 | /* unmute the slave */ | |
2651 | static int init_slave_unmute(void *data, struct snd_kcontrol *slave) | |
2652 | { | |
2653 | return put_kctl_with_value(slave, 1); | |
2654 | } | |
2655 | ||
d5191e50 TI |
2656 | /** |
2657 | * snd_hda_add_vmaster - create a virtual master control and add slaves | |
2658 | * @codec: HD-audio codec | |
2659 | * @name: vmaster control name | |
2660 | * @tlv: TLV data (optional) | |
2661 | * @slaves: slave control names (optional) | |
9322ca54 | 2662 | * @suffix: suffix string to each slave name (optional) |
18478e8b | 2663 | * @init_slave_vol: initialize slaves to unmute/0dB |
29e5853d | 2664 | * @ctl_ret: store the vmaster kcontrol in return |
d5191e50 TI |
2665 | * |
2666 | * Create a virtual master control with the given name. The TLV data | |
2667 | * must be either NULL or a valid data. | |
2668 | * | |
2669 | * @slaves is a NULL-terminated array of strings, each of which is a | |
2670 | * slave control name. All controls with these names are assigned to | |
2671 | * the new virtual master control. | |
2672 | * | |
2673 | * This function returns zero if successful or a negative error code. | |
2674 | */ | |
18478e8b | 2675 | int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, |
9322ca54 | 2676 | unsigned int *tlv, const char * const *slaves, |
29e5853d TI |
2677 | const char *suffix, bool init_slave_vol, |
2678 | struct snd_kcontrol **ctl_ret) | |
2134ea4f TI |
2679 | { |
2680 | struct snd_kcontrol *kctl; | |
2134ea4f TI |
2681 | int err; |
2682 | ||
29e5853d TI |
2683 | if (ctl_ret) |
2684 | *ctl_ret = NULL; | |
2685 | ||
9322ca54 | 2686 | err = map_slaves(codec, slaves, suffix, check_slave_present, NULL); |
aeb4b88e | 2687 | if (err != 1) { |
2f085549 TI |
2688 | snd_printdd("No slave found for %s\n", name); |
2689 | return 0; | |
2690 | } | |
2134ea4f TI |
2691 | kctl = snd_ctl_make_virtual_master(name, tlv); |
2692 | if (!kctl) | |
2693 | return -ENOMEM; | |
3911a4c1 | 2694 | err = snd_hda_ctl_add(codec, 0, kctl); |
2134ea4f TI |
2695 | if (err < 0) |
2696 | return err; | |
28aedaf7 | 2697 | |
9322ca54 TI |
2698 | err = map_slaves(codec, slaves, suffix, |
2699 | (map_slave_func_t)snd_ctl_add_slave, kctl); | |
aeb4b88e TI |
2700 | if (err < 0) |
2701 | return err; | |
18478e8b TI |
2702 | |
2703 | /* init with master mute & zero volume */ | |
2704 | put_kctl_with_value(kctl, 0); | |
2705 | if (init_slave_vol) | |
2706 | map_slaves(codec, slaves, suffix, | |
2707 | tlv ? init_slave_0dB : init_slave_unmute, kctl); | |
2708 | ||
29e5853d TI |
2709 | if (ctl_ret) |
2710 | *ctl_ret = kctl; | |
2134ea4f TI |
2711 | return 0; |
2712 | } | |
18478e8b | 2713 | EXPORT_SYMBOL_HDA(__snd_hda_add_vmaster); |
2134ea4f | 2714 | |
d2f344b5 TI |
2715 | /* |
2716 | * mute-LED control using vmaster | |
2717 | */ | |
2718 | static int vmaster_mute_mode_info(struct snd_kcontrol *kcontrol, | |
2719 | struct snd_ctl_elem_info *uinfo) | |
2720 | { | |
2721 | static const char * const texts[] = { | |
c86c2d44 | 2722 | "On", "Off", "Follow Master" |
d2f344b5 TI |
2723 | }; |
2724 | unsigned int index; | |
2725 | ||
2726 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
2727 | uinfo->count = 1; | |
2728 | uinfo->value.enumerated.items = 3; | |
2729 | index = uinfo->value.enumerated.item; | |
2730 | if (index >= 3) | |
2731 | index = 2; | |
2732 | strcpy(uinfo->value.enumerated.name, texts[index]); | |
2733 | return 0; | |
2734 | } | |
2735 | ||
2736 | static int vmaster_mute_mode_get(struct snd_kcontrol *kcontrol, | |
2737 | struct snd_ctl_elem_value *ucontrol) | |
2738 | { | |
2739 | struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); | |
2740 | ucontrol->value.enumerated.item[0] = hook->mute_mode; | |
2741 | return 0; | |
2742 | } | |
2743 | ||
2744 | static int vmaster_mute_mode_put(struct snd_kcontrol *kcontrol, | |
2745 | struct snd_ctl_elem_value *ucontrol) | |
2746 | { | |
2747 | struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); | |
2748 | unsigned int old_mode = hook->mute_mode; | |
2749 | ||
2750 | hook->mute_mode = ucontrol->value.enumerated.item[0]; | |
2751 | if (hook->mute_mode > HDA_VMUTE_FOLLOW_MASTER) | |
2752 | hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; | |
2753 | if (old_mode == hook->mute_mode) | |
2754 | return 0; | |
2755 | snd_hda_sync_vmaster_hook(hook); | |
2756 | return 1; | |
2757 | } | |
2758 | ||
2759 | static struct snd_kcontrol_new vmaster_mute_mode = { | |
2760 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
2761 | .name = "Mute-LED Mode", | |
2762 | .info = vmaster_mute_mode_info, | |
2763 | .get = vmaster_mute_mode_get, | |
2764 | .put = vmaster_mute_mode_put, | |
2765 | }; | |
2766 | ||
2767 | /* | |
2768 | * Add a mute-LED hook with the given vmaster switch kctl | |
2769 | * "Mute-LED Mode" control is automatically created and associated with | |
2770 | * the given hook. | |
2771 | */ | |
2772 | int snd_hda_add_vmaster_hook(struct hda_codec *codec, | |
f29735cb TI |
2773 | struct hda_vmaster_mute_hook *hook, |
2774 | bool expose_enum_ctl) | |
d2f344b5 TI |
2775 | { |
2776 | struct snd_kcontrol *kctl; | |
2777 | ||
2778 | if (!hook->hook || !hook->sw_kctl) | |
2779 | return 0; | |
2780 | snd_ctl_add_vmaster_hook(hook->sw_kctl, hook->hook, codec); | |
2781 | hook->codec = codec; | |
2782 | hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; | |
f29735cb TI |
2783 | if (!expose_enum_ctl) |
2784 | return 0; | |
d2f344b5 TI |
2785 | kctl = snd_ctl_new1(&vmaster_mute_mode, hook); |
2786 | if (!kctl) | |
2787 | return -ENOMEM; | |
2788 | return snd_hda_ctl_add(codec, 0, kctl); | |
2789 | } | |
2790 | EXPORT_SYMBOL_HDA(snd_hda_add_vmaster_hook); | |
2791 | ||
2792 | /* | |
2793 | * Call the hook with the current value for synchronization | |
2794 | * Should be called in init callback | |
2795 | */ | |
2796 | void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook) | |
2797 | { | |
2798 | if (!hook->hook || !hook->codec) | |
2799 | return; | |
594813ff TI |
2800 | /* don't call vmaster hook in the destructor since it might have |
2801 | * been already destroyed | |
2802 | */ | |
2803 | if (hook->codec->bus->shutdown) | |
2804 | return; | |
d2f344b5 TI |
2805 | switch (hook->mute_mode) { |
2806 | case HDA_VMUTE_FOLLOW_MASTER: | |
2807 | snd_ctl_sync_vmaster_hook(hook->sw_kctl); | |
2808 | break; | |
2809 | default: | |
2810 | hook->hook(hook->codec, hook->mute_mode); | |
2811 | break; | |
2812 | } | |
2813 | } | |
2814 | EXPORT_SYMBOL_HDA(snd_hda_sync_vmaster_hook); | |
2815 | ||
2816 | ||
d5191e50 TI |
2817 | /** |
2818 | * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch | |
2819 | * | |
2820 | * The control element is supposed to have the private_value field | |
2821 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2822 | */ | |
0ba21762 TI |
2823 | int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, |
2824 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
2825 | { |
2826 | int chs = get_amp_channels(kcontrol); | |
2827 | ||
2828 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
2829 | uinfo->count = chs == 3 ? 2 : 1; | |
2830 | uinfo->value.integer.min = 0; | |
2831 | uinfo->value.integer.max = 1; | |
2832 | return 0; | |
2833 | } | |
ff7a3267 | 2834 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_info); |
1da177e4 | 2835 | |
d5191e50 TI |
2836 | /** |
2837 | * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch | |
2838 | * | |
2839 | * The control element is supposed to have the private_value field | |
2840 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2841 | */ | |
0ba21762 TI |
2842 | int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, |
2843 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2844 | { |
2845 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2846 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2847 | int chs = get_amp_channels(kcontrol); | |
2848 | int dir = get_amp_direction(kcontrol); | |
2849 | int idx = get_amp_index(kcontrol); | |
2850 | long *valp = ucontrol->value.integer.value; | |
2851 | ||
2852 | if (chs & 1) | |
0ba21762 | 2853 | *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) & |
47fd830a | 2854 | HDA_AMP_MUTE) ? 0 : 1; |
1da177e4 | 2855 | if (chs & 2) |
0ba21762 | 2856 | *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) & |
47fd830a | 2857 | HDA_AMP_MUTE) ? 0 : 1; |
1da177e4 LT |
2858 | return 0; |
2859 | } | |
ff7a3267 | 2860 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_get); |
1da177e4 | 2861 | |
d5191e50 TI |
2862 | /** |
2863 | * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch | |
2864 | * | |
2865 | * The control element is supposed to have the private_value field | |
2866 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2867 | */ | |
0ba21762 TI |
2868 | int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, |
2869 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2870 | { |
2871 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2872 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2873 | int chs = get_amp_channels(kcontrol); | |
2874 | int dir = get_amp_direction(kcontrol); | |
2875 | int idx = get_amp_index(kcontrol); | |
1da177e4 LT |
2876 | long *valp = ucontrol->value.integer.value; |
2877 | int change = 0; | |
2878 | ||
cb53c626 | 2879 | snd_hda_power_up(codec); |
b9f5a89c | 2880 | if (chs & 1) { |
4a19faee | 2881 | change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx, |
47fd830a TI |
2882 | HDA_AMP_MUTE, |
2883 | *valp ? 0 : HDA_AMP_MUTE); | |
b9f5a89c NG |
2884 | valp++; |
2885 | } | |
4a19faee TI |
2886 | if (chs & 2) |
2887 | change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx, | |
47fd830a TI |
2888 | HDA_AMP_MUTE, |
2889 | *valp ? 0 : HDA_AMP_MUTE); | |
9e5341b9 | 2890 | hda_call_check_power_status(codec, nid); |
cb53c626 | 2891 | snd_hda_power_down(codec); |
1da177e4 LT |
2892 | return change; |
2893 | } | |
ff7a3267 | 2894 | EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put); |
1da177e4 | 2895 | |
985be54b TI |
2896 | /* |
2897 | * bound volume controls | |
2898 | * | |
2899 | * bind multiple volumes (# indices, from 0) | |
2900 | */ | |
2901 | ||
2902 | #define AMP_VAL_IDX_SHIFT 19 | |
2903 | #define AMP_VAL_IDX_MASK (0x0f<<19) | |
2904 | ||
d5191e50 TI |
2905 | /** |
2906 | * snd_hda_mixer_bind_switch_get - Get callback for a bound volume control | |
2907 | * | |
2908 | * The control element is supposed to have the private_value field | |
2909 | * set up via HDA_BIND_MUTE*() macros. | |
2910 | */ | |
0ba21762 TI |
2911 | int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, |
2912 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
2913 | { |
2914 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2915 | unsigned long pval; | |
2916 | int err; | |
2917 | ||
5a9e02e9 | 2918 | mutex_lock(&codec->control_mutex); |
985be54b TI |
2919 | pval = kcontrol->private_value; |
2920 | kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */ | |
2921 | err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol); | |
2922 | kcontrol->private_value = pval; | |
5a9e02e9 | 2923 | mutex_unlock(&codec->control_mutex); |
985be54b TI |
2924 | return err; |
2925 | } | |
ff7a3267 | 2926 | EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_get); |
985be54b | 2927 | |
d5191e50 TI |
2928 | /** |
2929 | * snd_hda_mixer_bind_switch_put - Put callback for a bound volume control | |
2930 | * | |
2931 | * The control element is supposed to have the private_value field | |
2932 | * set up via HDA_BIND_MUTE*() macros. | |
2933 | */ | |
0ba21762 TI |
2934 | int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, |
2935 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
2936 | { |
2937 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2938 | unsigned long pval; | |
2939 | int i, indices, err = 0, change = 0; | |
2940 | ||
5a9e02e9 | 2941 | mutex_lock(&codec->control_mutex); |
985be54b TI |
2942 | pval = kcontrol->private_value; |
2943 | indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT; | |
2944 | for (i = 0; i < indices; i++) { | |
0ba21762 TI |
2945 | kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) | |
2946 | (i << AMP_VAL_IDX_SHIFT); | |
985be54b TI |
2947 | err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol); |
2948 | if (err < 0) | |
2949 | break; | |
2950 | change |= err; | |
2951 | } | |
2952 | kcontrol->private_value = pval; | |
5a9e02e9 | 2953 | mutex_unlock(&codec->control_mutex); |
985be54b TI |
2954 | return err < 0 ? err : change; |
2955 | } | |
ff7a3267 | 2956 | EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_put); |
985be54b | 2957 | |
d5191e50 TI |
2958 | /** |
2959 | * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control | |
2960 | * | |
2961 | * The control element is supposed to have the private_value field | |
2962 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
532d5381 TI |
2963 | */ |
2964 | int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, | |
2965 | struct snd_ctl_elem_info *uinfo) | |
2966 | { | |
2967 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2968 | struct hda_bind_ctls *c; | |
2969 | int err; | |
2970 | ||
5a9e02e9 | 2971 | mutex_lock(&codec->control_mutex); |
14c65f98 | 2972 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
2973 | kcontrol->private_value = *c->values; |
2974 | err = c->ops->info(kcontrol, uinfo); | |
2975 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 2976 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
2977 | return err; |
2978 | } | |
ff7a3267 | 2979 | EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_info); |
532d5381 | 2980 | |
d5191e50 TI |
2981 | /** |
2982 | * snd_hda_mixer_bind_ctls_get - Get callback for a generic bound control | |
2983 | * | |
2984 | * The control element is supposed to have the private_value field | |
2985 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
2986 | */ | |
532d5381 TI |
2987 | int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, |
2988 | struct snd_ctl_elem_value *ucontrol) | |
2989 | { | |
2990 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2991 | struct hda_bind_ctls *c; | |
2992 | int err; | |
2993 | ||
5a9e02e9 | 2994 | mutex_lock(&codec->control_mutex); |
14c65f98 | 2995 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
2996 | kcontrol->private_value = *c->values; |
2997 | err = c->ops->get(kcontrol, ucontrol); | |
2998 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 2999 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3000 | return err; |
3001 | } | |
ff7a3267 | 3002 | EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_get); |
532d5381 | 3003 | |
d5191e50 TI |
3004 | /** |
3005 | * snd_hda_mixer_bind_ctls_put - Put callback for a generic bound control | |
3006 | * | |
3007 | * The control element is supposed to have the private_value field | |
3008 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
3009 | */ | |
532d5381 TI |
3010 | int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, |
3011 | struct snd_ctl_elem_value *ucontrol) | |
3012 | { | |
3013 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3014 | struct hda_bind_ctls *c; | |
3015 | unsigned long *vals; | |
3016 | int err = 0, change = 0; | |
3017 | ||
5a9e02e9 | 3018 | mutex_lock(&codec->control_mutex); |
14c65f98 | 3019 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
3020 | for (vals = c->values; *vals; vals++) { |
3021 | kcontrol->private_value = *vals; | |
3022 | err = c->ops->put(kcontrol, ucontrol); | |
3023 | if (err < 0) | |
3024 | break; | |
3025 | change |= err; | |
3026 | } | |
3027 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 3028 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3029 | return err < 0 ? err : change; |
3030 | } | |
ff7a3267 | 3031 | EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_put); |
532d5381 | 3032 | |
d5191e50 TI |
3033 | /** |
3034 | * snd_hda_mixer_bind_tlv - TLV callback for a generic bound control | |
3035 | * | |
3036 | * The control element is supposed to have the private_value field | |
3037 | * set up via HDA_BIND_VOL() macro. | |
3038 | */ | |
532d5381 TI |
3039 | int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
3040 | unsigned int size, unsigned int __user *tlv) | |
3041 | { | |
3042 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3043 | struct hda_bind_ctls *c; | |
3044 | int err; | |
3045 | ||
5a9e02e9 | 3046 | mutex_lock(&codec->control_mutex); |
14c65f98 | 3047 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
3048 | kcontrol->private_value = *c->values; |
3049 | err = c->ops->tlv(kcontrol, op_flag, size, tlv); | |
3050 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 3051 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3052 | return err; |
3053 | } | |
ff7a3267 | 3054 | EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_tlv); |
532d5381 TI |
3055 | |
3056 | struct hda_ctl_ops snd_hda_bind_vol = { | |
3057 | .info = snd_hda_mixer_amp_volume_info, | |
3058 | .get = snd_hda_mixer_amp_volume_get, | |
3059 | .put = snd_hda_mixer_amp_volume_put, | |
3060 | .tlv = snd_hda_mixer_amp_tlv | |
3061 | }; | |
ff7a3267 | 3062 | EXPORT_SYMBOL_HDA(snd_hda_bind_vol); |
532d5381 TI |
3063 | |
3064 | struct hda_ctl_ops snd_hda_bind_sw = { | |
3065 | .info = snd_hda_mixer_amp_switch_info, | |
3066 | .get = snd_hda_mixer_amp_switch_get, | |
3067 | .put = snd_hda_mixer_amp_switch_put, | |
3068 | .tlv = snd_hda_mixer_amp_tlv | |
3069 | }; | |
ff7a3267 | 3070 | EXPORT_SYMBOL_HDA(snd_hda_bind_sw); |
532d5381 | 3071 | |
1da177e4 LT |
3072 | /* |
3073 | * SPDIF out controls | |
3074 | */ | |
3075 | ||
0ba21762 TI |
3076 | static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol, |
3077 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
3078 | { |
3079 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; | |
3080 | uinfo->count = 1; | |
3081 | return 0; | |
3082 | } | |
3083 | ||
0ba21762 TI |
3084 | static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol, |
3085 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3086 | { |
3087 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
3088 | IEC958_AES0_NONAUDIO | | |
3089 | IEC958_AES0_CON_EMPHASIS_5015 | | |
3090 | IEC958_AES0_CON_NOT_COPYRIGHT; | |
3091 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | | |
3092 | IEC958_AES1_CON_ORIGINAL; | |
3093 | return 0; | |
3094 | } | |
3095 | ||
0ba21762 TI |
3096 | static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol, |
3097 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3098 | { |
3099 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
3100 | IEC958_AES0_NONAUDIO | | |
3101 | IEC958_AES0_PRO_EMPHASIS_5015; | |
3102 | return 0; | |
3103 | } | |
3104 | ||
0ba21762 TI |
3105 | static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol, |
3106 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3107 | { |
3108 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3109 | int idx = kcontrol->private_value; |
e3245cdd | 3110 | struct hda_spdif_out *spdif; |
1da177e4 | 3111 | |
e3245cdd TI |
3112 | mutex_lock(&codec->spdif_mutex); |
3113 | spdif = snd_array_elem(&codec->spdif_out, idx); | |
7c935976 SW |
3114 | ucontrol->value.iec958.status[0] = spdif->status & 0xff; |
3115 | ucontrol->value.iec958.status[1] = (spdif->status >> 8) & 0xff; | |
3116 | ucontrol->value.iec958.status[2] = (spdif->status >> 16) & 0xff; | |
3117 | ucontrol->value.iec958.status[3] = (spdif->status >> 24) & 0xff; | |
e3245cdd | 3118 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3119 | |
3120 | return 0; | |
3121 | } | |
3122 | ||
3123 | /* convert from SPDIF status bits to HDA SPDIF bits | |
3124 | * bit 0 (DigEn) is always set zero (to be filled later) | |
3125 | */ | |
3126 | static unsigned short convert_from_spdif_status(unsigned int sbits) | |
3127 | { | |
3128 | unsigned short val = 0; | |
3129 | ||
3130 | if (sbits & IEC958_AES0_PROFESSIONAL) | |
0ba21762 | 3131 | val |= AC_DIG1_PROFESSIONAL; |
1da177e4 | 3132 | if (sbits & IEC958_AES0_NONAUDIO) |
0ba21762 | 3133 | val |= AC_DIG1_NONAUDIO; |
1da177e4 | 3134 | if (sbits & IEC958_AES0_PROFESSIONAL) { |
0ba21762 TI |
3135 | if ((sbits & IEC958_AES0_PRO_EMPHASIS) == |
3136 | IEC958_AES0_PRO_EMPHASIS_5015) | |
3137 | val |= AC_DIG1_EMPHASIS; | |
1da177e4 | 3138 | } else { |
0ba21762 TI |
3139 | if ((sbits & IEC958_AES0_CON_EMPHASIS) == |
3140 | IEC958_AES0_CON_EMPHASIS_5015) | |
3141 | val |= AC_DIG1_EMPHASIS; | |
3142 | if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT)) | |
3143 | val |= AC_DIG1_COPYRIGHT; | |
1da177e4 | 3144 | if (sbits & (IEC958_AES1_CON_ORIGINAL << 8)) |
0ba21762 | 3145 | val |= AC_DIG1_LEVEL; |
1da177e4 LT |
3146 | val |= sbits & (IEC958_AES1_CON_CATEGORY << 8); |
3147 | } | |
3148 | return val; | |
3149 | } | |
3150 | ||
3151 | /* convert to SPDIF status bits from HDA SPDIF bits | |
3152 | */ | |
3153 | static unsigned int convert_to_spdif_status(unsigned short val) | |
3154 | { | |
3155 | unsigned int sbits = 0; | |
3156 | ||
0ba21762 | 3157 | if (val & AC_DIG1_NONAUDIO) |
1da177e4 | 3158 | sbits |= IEC958_AES0_NONAUDIO; |
0ba21762 | 3159 | if (val & AC_DIG1_PROFESSIONAL) |
1da177e4 LT |
3160 | sbits |= IEC958_AES0_PROFESSIONAL; |
3161 | if (sbits & IEC958_AES0_PROFESSIONAL) { | |
a686fd14 | 3162 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 LT |
3163 | sbits |= IEC958_AES0_PRO_EMPHASIS_5015; |
3164 | } else { | |
0ba21762 | 3165 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 | 3166 | sbits |= IEC958_AES0_CON_EMPHASIS_5015; |
0ba21762 | 3167 | if (!(val & AC_DIG1_COPYRIGHT)) |
1da177e4 | 3168 | sbits |= IEC958_AES0_CON_NOT_COPYRIGHT; |
0ba21762 | 3169 | if (val & AC_DIG1_LEVEL) |
1da177e4 LT |
3170 | sbits |= (IEC958_AES1_CON_ORIGINAL << 8); |
3171 | sbits |= val & (0x7f << 8); | |
3172 | } | |
3173 | return sbits; | |
3174 | } | |
3175 | ||
2f72853c TI |
3176 | /* set digital convert verbs both for the given NID and its slaves */ |
3177 | static void set_dig_out(struct hda_codec *codec, hda_nid_t nid, | |
3178 | int verb, int val) | |
3179 | { | |
dda14410 | 3180 | const hda_nid_t *d; |
2f72853c | 3181 | |
9e976976 | 3182 | snd_hda_codec_write_cache(codec, nid, 0, verb, val); |
2f72853c TI |
3183 | d = codec->slave_dig_outs; |
3184 | if (!d) | |
3185 | return; | |
3186 | for (; *d; d++) | |
9e976976 | 3187 | snd_hda_codec_write_cache(codec, *d, 0, verb, val); |
2f72853c TI |
3188 | } |
3189 | ||
3190 | static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid, | |
3191 | int dig1, int dig2) | |
3192 | { | |
3193 | if (dig1 != -1) | |
3194 | set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1); | |
3195 | if (dig2 != -1) | |
3196 | set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2); | |
3197 | } | |
3198 | ||
0ba21762 TI |
3199 | static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol, |
3200 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3201 | { |
3202 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3203 | int idx = kcontrol->private_value; |
e3245cdd TI |
3204 | struct hda_spdif_out *spdif; |
3205 | hda_nid_t nid; | |
1da177e4 LT |
3206 | unsigned short val; |
3207 | int change; | |
3208 | ||
62932df8 | 3209 | mutex_lock(&codec->spdif_mutex); |
e3245cdd TI |
3210 | spdif = snd_array_elem(&codec->spdif_out, idx); |
3211 | nid = spdif->nid; | |
7c935976 | 3212 | spdif->status = ucontrol->value.iec958.status[0] | |
1da177e4 LT |
3213 | ((unsigned int)ucontrol->value.iec958.status[1] << 8) | |
3214 | ((unsigned int)ucontrol->value.iec958.status[2] << 16) | | |
3215 | ((unsigned int)ucontrol->value.iec958.status[3] << 24); | |
7c935976 SW |
3216 | val = convert_from_spdif_status(spdif->status); |
3217 | val |= spdif->ctls & 1; | |
3218 | change = spdif->ctls != val; | |
3219 | spdif->ctls = val; | |
74b654c9 | 3220 | if (change && nid != (u16)-1) |
2f72853c | 3221 | set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff); |
62932df8 | 3222 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3223 | return change; |
3224 | } | |
3225 | ||
a5ce8890 | 3226 | #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info |
1da177e4 | 3227 | |
0ba21762 TI |
3228 | static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol, |
3229 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3230 | { |
3231 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3232 | int idx = kcontrol->private_value; |
e3245cdd | 3233 | struct hda_spdif_out *spdif; |
1da177e4 | 3234 | |
e3245cdd TI |
3235 | mutex_lock(&codec->spdif_mutex); |
3236 | spdif = snd_array_elem(&codec->spdif_out, idx); | |
7c935976 | 3237 | ucontrol->value.integer.value[0] = spdif->ctls & AC_DIG1_ENABLE; |
e3245cdd | 3238 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3239 | return 0; |
3240 | } | |
3241 | ||
74b654c9 SW |
3242 | static inline void set_spdif_ctls(struct hda_codec *codec, hda_nid_t nid, |
3243 | int dig1, int dig2) | |
3244 | { | |
3245 | set_dig_out_convert(codec, nid, dig1, dig2); | |
3246 | /* unmute amp switch (if any) */ | |
3247 | if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) && | |
3248 | (dig1 & AC_DIG1_ENABLE)) | |
3249 | snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0, | |
3250 | HDA_AMP_MUTE, 0); | |
3251 | } | |
3252 | ||
0ba21762 TI |
3253 | static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol, |
3254 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3255 | { |
3256 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3257 | int idx = kcontrol->private_value; |
e3245cdd TI |
3258 | struct hda_spdif_out *spdif; |
3259 | hda_nid_t nid; | |
1da177e4 LT |
3260 | unsigned short val; |
3261 | int change; | |
3262 | ||
62932df8 | 3263 | mutex_lock(&codec->spdif_mutex); |
e3245cdd TI |
3264 | spdif = snd_array_elem(&codec->spdif_out, idx); |
3265 | nid = spdif->nid; | |
7c935976 | 3266 | val = spdif->ctls & ~AC_DIG1_ENABLE; |
1da177e4 | 3267 | if (ucontrol->value.integer.value[0]) |
0ba21762 | 3268 | val |= AC_DIG1_ENABLE; |
7c935976 | 3269 | change = spdif->ctls != val; |
74b654c9 SW |
3270 | spdif->ctls = val; |
3271 | if (change && nid != (u16)-1) | |
3272 | set_spdif_ctls(codec, nid, val & 0xff, -1); | |
62932df8 | 3273 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3274 | return change; |
3275 | } | |
3276 | ||
c8b6bf9b | 3277 | static struct snd_kcontrol_new dig_mixes[] = { |
1da177e4 LT |
3278 | { |
3279 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3280 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3281 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK), |
1da177e4 LT |
3282 | .info = snd_hda_spdif_mask_info, |
3283 | .get = snd_hda_spdif_cmask_get, | |
3284 | }, | |
3285 | { | |
3286 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3287 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3288 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK), |
1da177e4 LT |
3289 | .info = snd_hda_spdif_mask_info, |
3290 | .get = snd_hda_spdif_pmask_get, | |
3291 | }, | |
3292 | { | |
3293 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3294 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), |
1da177e4 LT |
3295 | .info = snd_hda_spdif_mask_info, |
3296 | .get = snd_hda_spdif_default_get, | |
3297 | .put = snd_hda_spdif_default_put, | |
3298 | }, | |
3299 | { | |
3300 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3301 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), |
1da177e4 LT |
3302 | .info = snd_hda_spdif_out_switch_info, |
3303 | .get = snd_hda_spdif_out_switch_get, | |
3304 | .put = snd_hda_spdif_out_switch_put, | |
3305 | }, | |
3306 | { } /* end */ | |
3307 | }; | |
3308 | ||
3309 | /** | |
dcda5806 | 3310 | * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls |
1da177e4 | 3311 | * @codec: the HDA codec |
dcda5806 TI |
3312 | * @associated_nid: NID that new ctls associated with |
3313 | * @cvt_nid: converter NID | |
3314 | * @type: HDA_PCM_TYPE_* | |
3315 | * Creates controls related with the digital output. | |
3316 | * Called from each patch supporting the digital out. | |
1da177e4 LT |
3317 | * |
3318 | * Returns 0 if successful, or a negative error code. | |
3319 | */ | |
dcda5806 TI |
3320 | int snd_hda_create_dig_out_ctls(struct hda_codec *codec, |
3321 | hda_nid_t associated_nid, | |
3322 | hda_nid_t cvt_nid, | |
3323 | int type) | |
1da177e4 LT |
3324 | { |
3325 | int err; | |
c8b6bf9b TI |
3326 | struct snd_kcontrol *kctl; |
3327 | struct snd_kcontrol_new *dig_mix; | |
ea9b43ad TI |
3328 | int idx = 0; |
3329 | const int spdif_index = 16; | |
7c935976 | 3330 | struct hda_spdif_out *spdif; |
ea9b43ad | 3331 | struct hda_bus *bus = codec->bus; |
1da177e4 | 3332 | |
ea9b43ad | 3333 | if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI && |
dcda5806 | 3334 | type == HDA_PCM_TYPE_SPDIF) { |
ea9b43ad TI |
3335 | idx = spdif_index; |
3336 | } else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF && | |
dcda5806 | 3337 | type == HDA_PCM_TYPE_HDMI) { |
ea9b43ad TI |
3338 | /* suppose a single SPDIF device */ |
3339 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { | |
3340 | kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0); | |
3341 | if (!kctl) | |
3342 | break; | |
3343 | kctl->id.index = spdif_index; | |
dcda5806 | 3344 | } |
ea9b43ad | 3345 | bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI; |
dcda5806 | 3346 | } |
ea9b43ad TI |
3347 | if (!bus->primary_dig_out_type) |
3348 | bus->primary_dig_out_type = type; | |
dcda5806 | 3349 | |
ea9b43ad | 3350 | idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx); |
1afe206a | 3351 | if (idx < 0) { |
09f99701 TI |
3352 | printk(KERN_ERR "hda_codec: too many IEC958 outputs\n"); |
3353 | return -EBUSY; | |
3354 | } | |
7c935976 | 3355 | spdif = snd_array_new(&codec->spdif_out); |
25336e8a ML |
3356 | if (!spdif) |
3357 | return -ENOMEM; | |
1da177e4 LT |
3358 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { |
3359 | kctl = snd_ctl_new1(dig_mix, codec); | |
b91f080f TI |
3360 | if (!kctl) |
3361 | return -ENOMEM; | |
09f99701 | 3362 | kctl->id.index = idx; |
7c935976 | 3363 | kctl->private_value = codec->spdif_out.used - 1; |
74b654c9 | 3364 | err = snd_hda_ctl_add(codec, associated_nid, kctl); |
0ba21762 | 3365 | if (err < 0) |
1da177e4 LT |
3366 | return err; |
3367 | } | |
74b654c9 SW |
3368 | spdif->nid = cvt_nid; |
3369 | spdif->ctls = snd_hda_codec_read(codec, cvt_nid, 0, | |
7c935976 SW |
3370 | AC_VERB_GET_DIGI_CONVERT_1, 0); |
3371 | spdif->status = convert_to_spdif_status(spdif->ctls); | |
1da177e4 LT |
3372 | return 0; |
3373 | } | |
dcda5806 | 3374 | EXPORT_SYMBOL_HDA(snd_hda_create_dig_out_ctls); |
1da177e4 | 3375 | |
e3245cdd TI |
3376 | /* get the hda_spdif_out entry from the given NID |
3377 | * call within spdif_mutex lock | |
3378 | */ | |
7c935976 SW |
3379 | struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec, |
3380 | hda_nid_t nid) | |
3381 | { | |
3382 | int i; | |
3383 | for (i = 0; i < codec->spdif_out.used; i++) { | |
3384 | struct hda_spdif_out *spdif = | |
3385 | snd_array_elem(&codec->spdif_out, i); | |
3386 | if (spdif->nid == nid) | |
3387 | return spdif; | |
3388 | } | |
3389 | return NULL; | |
3390 | } | |
3391 | EXPORT_SYMBOL_HDA(snd_hda_spdif_out_of_nid); | |
3392 | ||
74b654c9 SW |
3393 | void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx) |
3394 | { | |
e3245cdd | 3395 | struct hda_spdif_out *spdif; |
74b654c9 SW |
3396 | |
3397 | mutex_lock(&codec->spdif_mutex); | |
e3245cdd | 3398 | spdif = snd_array_elem(&codec->spdif_out, idx); |
74b654c9 SW |
3399 | spdif->nid = (u16)-1; |
3400 | mutex_unlock(&codec->spdif_mutex); | |
3401 | } | |
3402 | EXPORT_SYMBOL_HDA(snd_hda_spdif_ctls_unassign); | |
3403 | ||
3404 | void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid) | |
3405 | { | |
e3245cdd | 3406 | struct hda_spdif_out *spdif; |
74b654c9 SW |
3407 | unsigned short val; |
3408 | ||
3409 | mutex_lock(&codec->spdif_mutex); | |
e3245cdd | 3410 | spdif = snd_array_elem(&codec->spdif_out, idx); |
74b654c9 SW |
3411 | if (spdif->nid != nid) { |
3412 | spdif->nid = nid; | |
3413 | val = spdif->ctls; | |
3414 | set_spdif_ctls(codec, nid, val & 0xff, (val >> 8) & 0xff); | |
3415 | } | |
3416 | mutex_unlock(&codec->spdif_mutex); | |
3417 | } | |
3418 | EXPORT_SYMBOL_HDA(snd_hda_spdif_ctls_assign); | |
3419 | ||
9a08160b TI |
3420 | /* |
3421 | * SPDIF sharing with analog output | |
3422 | */ | |
3423 | static int spdif_share_sw_get(struct snd_kcontrol *kcontrol, | |
3424 | struct snd_ctl_elem_value *ucontrol) | |
3425 | { | |
3426 | struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol); | |
3427 | ucontrol->value.integer.value[0] = mout->share_spdif; | |
3428 | return 0; | |
3429 | } | |
3430 | ||
3431 | static int spdif_share_sw_put(struct snd_kcontrol *kcontrol, | |
3432 | struct snd_ctl_elem_value *ucontrol) | |
3433 | { | |
3434 | struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol); | |
3435 | mout->share_spdif = !!ucontrol->value.integer.value[0]; | |
3436 | return 0; | |
3437 | } | |
3438 | ||
3439 | static struct snd_kcontrol_new spdif_share_sw = { | |
3440 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
3441 | .name = "IEC958 Default PCM Playback Switch", | |
3442 | .info = snd_ctl_boolean_mono_info, | |
3443 | .get = spdif_share_sw_get, | |
3444 | .put = spdif_share_sw_put, | |
3445 | }; | |
3446 | ||
d5191e50 TI |
3447 | /** |
3448 | * snd_hda_create_spdif_share_sw - create Default PCM switch | |
3449 | * @codec: the HDA codec | |
3450 | * @mout: multi-out instance | |
3451 | */ | |
9a08160b TI |
3452 | int snd_hda_create_spdif_share_sw(struct hda_codec *codec, |
3453 | struct hda_multi_out *mout) | |
3454 | { | |
4c7a548a ML |
3455 | struct snd_kcontrol *kctl; |
3456 | ||
9a08160b TI |
3457 | if (!mout->dig_out_nid) |
3458 | return 0; | |
4c7a548a ML |
3459 | |
3460 | kctl = snd_ctl_new1(&spdif_share_sw, mout); | |
3461 | if (!kctl) | |
3462 | return -ENOMEM; | |
9a08160b | 3463 | /* ATTENTION: here mout is passed as private_data, instead of codec */ |
4c7a548a | 3464 | return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl); |
9a08160b | 3465 | } |
ff7a3267 | 3466 | EXPORT_SYMBOL_HDA(snd_hda_create_spdif_share_sw); |
9a08160b | 3467 | |
1da177e4 LT |
3468 | /* |
3469 | * SPDIF input | |
3470 | */ | |
3471 | ||
3472 | #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info | |
3473 | ||
0ba21762 TI |
3474 | static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol, |
3475 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3476 | { |
3477 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3478 | ||
3479 | ucontrol->value.integer.value[0] = codec->spdif_in_enable; | |
3480 | return 0; | |
3481 | } | |
3482 | ||
0ba21762 TI |
3483 | static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol, |
3484 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3485 | { |
3486 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3487 | hda_nid_t nid = kcontrol->private_value; | |
3488 | unsigned int val = !!ucontrol->value.integer.value[0]; | |
3489 | int change; | |
3490 | ||
62932df8 | 3491 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 3492 | change = codec->spdif_in_enable != val; |
82beb8fd | 3493 | if (change) { |
1da177e4 | 3494 | codec->spdif_in_enable = val; |
82beb8fd TI |
3495 | snd_hda_codec_write_cache(codec, nid, 0, |
3496 | AC_VERB_SET_DIGI_CONVERT_1, val); | |
1da177e4 | 3497 | } |
62932df8 | 3498 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3499 | return change; |
3500 | } | |
3501 | ||
0ba21762 TI |
3502 | static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol, |
3503 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3504 | { |
3505 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3506 | hda_nid_t nid = kcontrol->private_value; | |
3507 | unsigned short val; | |
3508 | unsigned int sbits; | |
3509 | ||
3982d17e | 3510 | val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0); |
1da177e4 LT |
3511 | sbits = convert_to_spdif_status(val); |
3512 | ucontrol->value.iec958.status[0] = sbits; | |
3513 | ucontrol->value.iec958.status[1] = sbits >> 8; | |
3514 | ucontrol->value.iec958.status[2] = sbits >> 16; | |
3515 | ucontrol->value.iec958.status[3] = sbits >> 24; | |
3516 | return 0; | |
3517 | } | |
3518 | ||
c8b6bf9b | 3519 | static struct snd_kcontrol_new dig_in_ctls[] = { |
1da177e4 LT |
3520 | { |
3521 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3522 | .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, SWITCH), |
1da177e4 LT |
3523 | .info = snd_hda_spdif_in_switch_info, |
3524 | .get = snd_hda_spdif_in_switch_get, | |
3525 | .put = snd_hda_spdif_in_switch_put, | |
3526 | }, | |
3527 | { | |
3528 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3529 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3530 | .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT), |
1da177e4 LT |
3531 | .info = snd_hda_spdif_mask_info, |
3532 | .get = snd_hda_spdif_in_status_get, | |
3533 | }, | |
3534 | { } /* end */ | |
3535 | }; | |
3536 | ||
3537 | /** | |
3538 | * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls | |
3539 | * @codec: the HDA codec | |
3540 | * @nid: audio in widget NID | |
3541 | * | |
3542 | * Creates controls related with the SPDIF input. | |
3543 | * Called from each patch supporting the SPDIF in. | |
3544 | * | |
3545 | * Returns 0 if successful, or a negative error code. | |
3546 | */ | |
12f288bf | 3547 | int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid) |
1da177e4 LT |
3548 | { |
3549 | int err; | |
c8b6bf9b TI |
3550 | struct snd_kcontrol *kctl; |
3551 | struct snd_kcontrol_new *dig_mix; | |
09f99701 | 3552 | int idx; |
1da177e4 | 3553 | |
dcda5806 | 3554 | idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch", 0); |
1afe206a | 3555 | if (idx < 0) { |
09f99701 TI |
3556 | printk(KERN_ERR "hda_codec: too many IEC958 inputs\n"); |
3557 | return -EBUSY; | |
3558 | } | |
1da177e4 LT |
3559 | for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) { |
3560 | kctl = snd_ctl_new1(dig_mix, codec); | |
c8dcdf82 TI |
3561 | if (!kctl) |
3562 | return -ENOMEM; | |
1da177e4 | 3563 | kctl->private_value = nid; |
3911a4c1 | 3564 | err = snd_hda_ctl_add(codec, nid, kctl); |
0ba21762 | 3565 | if (err < 0) |
1da177e4 LT |
3566 | return err; |
3567 | } | |
0ba21762 | 3568 | codec->spdif_in_enable = |
3982d17e AP |
3569 | snd_hda_codec_read(codec, nid, 0, |
3570 | AC_VERB_GET_DIGI_CONVERT_1, 0) & | |
0ba21762 | 3571 | AC_DIG1_ENABLE; |
1da177e4 LT |
3572 | return 0; |
3573 | } | |
ff7a3267 | 3574 | EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls); |
1da177e4 | 3575 | |
82beb8fd TI |
3576 | /* |
3577 | * command cache | |
3578 | */ | |
1da177e4 | 3579 | |
c370dd6e | 3580 | /* build a 31bit cache key with the widget id and the command parameter */ |
b3ac5636 TI |
3581 | #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid) |
3582 | #define get_cmd_cache_nid(key) ((key) & 0xff) | |
3583 | #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff) | |
3584 | ||
3585 | /** | |
3586 | * snd_hda_codec_write_cache - send a single command with caching | |
3587 | * @codec: the HDA codec | |
3588 | * @nid: NID to send the command | |
e7ecc27e | 3589 | * @flags: optional bit flags |
b3ac5636 TI |
3590 | * @verb: the verb to send |
3591 | * @parm: the parameter for the verb | |
3592 | * | |
3593 | * Send a single command without waiting for response. | |
3594 | * | |
3595 | * Returns 0 if successful, or a negative error code. | |
3596 | */ | |
3597 | int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid, | |
e7ecc27e | 3598 | int flags, unsigned int verb, unsigned int parm) |
b3ac5636 | 3599 | { |
c370dd6e | 3600 | int err; |
aa2936f5 TI |
3601 | struct hda_cache_head *c; |
3602 | u32 key; | |
de1e37b7 | 3603 | unsigned int cache_only; |
33fa35ed | 3604 | |
de1e37b7 TI |
3605 | cache_only = codec->cached_write; |
3606 | if (!cache_only) { | |
e7ecc27e | 3607 | err = snd_hda_codec_write(codec, nid, flags, verb, parm); |
c370dd6e TI |
3608 | if (err < 0) |
3609 | return err; | |
3610 | } | |
3611 | ||
aa2936f5 TI |
3612 | /* parm may contain the verb stuff for get/set amp */ |
3613 | verb = verb | (parm >> 8); | |
3614 | parm &= 0xff; | |
3615 | key = build_cmd_cache_key(nid, verb); | |
3616 | mutex_lock(&codec->bus->cmd_mutex); | |
3617 | c = get_alloc_hash(&codec->cmd_cache, key); | |
c370dd6e | 3618 | if (c) { |
aa2936f5 | 3619 | c->val = parm; |
de1e37b7 | 3620 | c->dirty = cache_only; |
c370dd6e | 3621 | } |
aa2936f5 TI |
3622 | mutex_unlock(&codec->bus->cmd_mutex); |
3623 | return 0; | |
b3ac5636 | 3624 | } |
ff7a3267 | 3625 | EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache); |
b3ac5636 | 3626 | |
a68d5a54 TI |
3627 | /** |
3628 | * snd_hda_codec_update_cache - check cache and write the cmd only when needed | |
3629 | * @codec: the HDA codec | |
3630 | * @nid: NID to send the command | |
e7ecc27e | 3631 | * @flags: optional bit flags |
a68d5a54 TI |
3632 | * @verb: the verb to send |
3633 | * @parm: the parameter for the verb | |
3634 | * | |
3635 | * This function works like snd_hda_codec_write_cache(), but it doesn't send | |
3636 | * command if the parameter is already identical with the cached value. | |
3637 | * If not, it sends the command and refreshes the cache. | |
3638 | * | |
3639 | * Returns 0 if successful, or a negative error code. | |
3640 | */ | |
3641 | int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid, | |
e7ecc27e | 3642 | int flags, unsigned int verb, unsigned int parm) |
a68d5a54 TI |
3643 | { |
3644 | struct hda_cache_head *c; | |
3645 | u32 key; | |
3646 | ||
3647 | /* parm may contain the verb stuff for get/set amp */ | |
3648 | verb = verb | (parm >> 8); | |
3649 | parm &= 0xff; | |
3650 | key = build_cmd_cache_key(nid, verb); | |
3651 | mutex_lock(&codec->bus->cmd_mutex); | |
3652 | c = get_hash(&codec->cmd_cache, key); | |
3653 | if (c && c->val == parm) { | |
3654 | mutex_unlock(&codec->bus->cmd_mutex); | |
3655 | return 0; | |
3656 | } | |
3657 | mutex_unlock(&codec->bus->cmd_mutex); | |
e7ecc27e | 3658 | return snd_hda_codec_write_cache(codec, nid, flags, verb, parm); |
a68d5a54 TI |
3659 | } |
3660 | EXPORT_SYMBOL_HDA(snd_hda_codec_update_cache); | |
3661 | ||
d5191e50 TI |
3662 | /** |
3663 | * snd_hda_codec_resume_cache - Resume the all commands from the cache | |
3664 | * @codec: HD-audio codec | |
3665 | * | |
3666 | * Execute all verbs recorded in the command caches to resume. | |
3667 | */ | |
b3ac5636 TI |
3668 | void snd_hda_codec_resume_cache(struct hda_codec *codec) |
3669 | { | |
b3ac5636 TI |
3670 | int i; |
3671 | ||
c370dd6e | 3672 | mutex_lock(&codec->hash_mutex); |
aa88a355 | 3673 | codec->cached_write = 0; |
c370dd6e TI |
3674 | for (i = 0; i < codec->cmd_cache.buf.used; i++) { |
3675 | struct hda_cache_head *buffer; | |
3676 | u32 key; | |
3677 | ||
3678 | buffer = snd_array_elem(&codec->cmd_cache.buf, i); | |
3679 | key = buffer->key; | |
b3ac5636 TI |
3680 | if (!key) |
3681 | continue; | |
c370dd6e TI |
3682 | if (!buffer->dirty) |
3683 | continue; | |
3684 | buffer->dirty = 0; | |
3685 | mutex_unlock(&codec->hash_mutex); | |
b3ac5636 TI |
3686 | snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0, |
3687 | get_cmd_cache_cmd(key), buffer->val); | |
c370dd6e | 3688 | mutex_lock(&codec->hash_mutex); |
b3ac5636 | 3689 | } |
c370dd6e | 3690 | mutex_unlock(&codec->hash_mutex); |
b3ac5636 | 3691 | } |
ff7a3267 | 3692 | EXPORT_SYMBOL_HDA(snd_hda_codec_resume_cache); |
b3ac5636 TI |
3693 | |
3694 | /** | |
3695 | * snd_hda_sequence_write_cache - sequence writes with caching | |
3696 | * @codec: the HDA codec | |
3697 | * @seq: VERB array to send | |
3698 | * | |
3699 | * Send the commands sequentially from the given array. | |
3700 | * Thte commands are recorded on cache for power-save and resume. | |
3701 | * The array must be terminated with NID=0. | |
3702 | */ | |
3703 | void snd_hda_sequence_write_cache(struct hda_codec *codec, | |
3704 | const struct hda_verb *seq) | |
3705 | { | |
3706 | for (; seq->nid; seq++) | |
3707 | snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb, | |
3708 | seq->param); | |
3709 | } | |
ff7a3267 | 3710 | EXPORT_SYMBOL_HDA(snd_hda_sequence_write_cache); |
b3ac5636 | 3711 | |
dc870f38 TI |
3712 | /** |
3713 | * snd_hda_codec_flush_cache - Execute all pending (cached) amps / verbs | |
3714 | * @codec: HD-audio codec | |
3715 | */ | |
3716 | void snd_hda_codec_flush_cache(struct hda_codec *codec) | |
3717 | { | |
3718 | snd_hda_codec_resume_amp(codec); | |
3719 | snd_hda_codec_resume_cache(codec); | |
3720 | } | |
3721 | EXPORT_SYMBOL_HDA(snd_hda_codec_flush_cache); | |
3722 | ||
4d7fbdbc | 3723 | void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg, |
9419ab6b | 3724 | unsigned int power_state) |
54d17403 | 3725 | { |
4d7fbdbc | 3726 | hda_nid_t nid = codec->start_nid; |
cb53c626 | 3727 | int i; |
54d17403 | 3728 | |
cb53c626 | 3729 | for (i = 0; i < codec->num_nodes; i++, nid++) { |
7eba5c9d | 3730 | unsigned int wcaps = get_wcaps(codec, nid); |
9419ab6b | 3731 | unsigned int state = power_state; |
4d7fbdbc TI |
3732 | if (!(wcaps & AC_WCAP_POWER)) |
3733 | continue; | |
9419ab6b TI |
3734 | if (codec->power_filter) { |
3735 | state = codec->power_filter(codec, nid, power_state); | |
3736 | if (state != power_state && power_state == AC_PWRST_D3) | |
4d7fbdbc | 3737 | continue; |
1194b5b7 | 3738 | } |
4d7fbdbc | 3739 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, |
9419ab6b | 3740 | state); |
54d17403 | 3741 | } |
cb53c626 | 3742 | } |
4d7fbdbc TI |
3743 | EXPORT_SYMBOL_HDA(snd_hda_codec_set_power_to_all); |
3744 | ||
0c7f46ad WX |
3745 | /* |
3746 | * supported power states check | |
3747 | */ | |
3748 | static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, hda_nid_t fg, | |
3749 | unsigned int power_state) | |
3750 | { | |
3751 | int sup = snd_hda_param_read(codec, fg, AC_PAR_POWER_STATE); | |
3752 | ||
e037cb4a | 3753 | if (sup == -1) |
0c7f46ad WX |
3754 | return false; |
3755 | if (sup & power_state) | |
3756 | return true; | |
3757 | else | |
3758 | return false; | |
3759 | } | |
3760 | ||
432c641e TI |
3761 | /* |
3762 | * wait until the state is reached, returns the current state | |
3763 | */ | |
3764 | static unsigned int hda_sync_power_state(struct hda_codec *codec, | |
3765 | hda_nid_t fg, | |
3766 | unsigned int power_state) | |
3767 | { | |
3768 | unsigned long end_time = jiffies + msecs_to_jiffies(500); | |
3769 | unsigned int state, actual_state; | |
3770 | ||
3771 | for (;;) { | |
3772 | state = snd_hda_codec_read(codec, fg, 0, | |
3773 | AC_VERB_GET_POWER_STATE, 0); | |
3774 | if (state & AC_PWRST_ERROR) | |
3775 | break; | |
3776 | actual_state = (state >> 4) & 0x0f; | |
3777 | if (actual_state == power_state) | |
3778 | break; | |
3779 | if (time_after_eq(jiffies, end_time)) | |
3780 | break; | |
3781 | /* wait until the codec reachs to the target state */ | |
3782 | msleep(1); | |
3783 | } | |
3784 | return state; | |
3785 | } | |
3786 | ||
9419ab6b | 3787 | /* don't power down the widget if it controls eapd and EAPD_BTLENABLE is set */ |
ba615b86 TI |
3788 | unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec, |
3789 | hda_nid_t nid, | |
3790 | unsigned int power_state) | |
9419ab6b TI |
3791 | { |
3792 | if (power_state == AC_PWRST_D3 && | |
3793 | get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN && | |
3794 | (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) { | |
3795 | int eapd = snd_hda_codec_read(codec, nid, 0, | |
3796 | AC_VERB_GET_EAPD_BTLENABLE, 0); | |
3797 | if (eapd & 0x02) | |
3798 | return AC_PWRST_D0; | |
3799 | } | |
3800 | return power_state; | |
3801 | } | |
ba615b86 | 3802 | EXPORT_SYMBOL_HDA(snd_hda_codec_eapd_power_filter); |
9419ab6b | 3803 | |
4d7fbdbc | 3804 | /* |
08fa20ae | 3805 | * set power state of the codec, and return the power state |
4d7fbdbc | 3806 | */ |
d819387e | 3807 | static unsigned int hda_set_power_state(struct hda_codec *codec, |
08fa20ae | 3808 | unsigned int power_state) |
4d7fbdbc | 3809 | { |
d819387e | 3810 | hda_nid_t fg = codec->afg ? codec->afg : codec->mfg; |
09617ce4 WX |
3811 | int count; |
3812 | unsigned int state; | |
63e51fd7 | 3813 | int flags = 0; |
09617ce4 | 3814 | |
4d7fbdbc | 3815 | /* this delay seems necessary to avoid click noise at power-down */ |
0f4ccbb0 WX |
3816 | if (power_state == AC_PWRST_D3) { |
3817 | /* transition time less than 10ms for power down */ | |
983f6b93 | 3818 | msleep(codec->epss ? 10 : 100); |
63e51fd7 | 3819 | flags = HDA_RW_NO_RESPONSE_FALLBACK; |
0f4ccbb0 | 3820 | } |
09617ce4 WX |
3821 | |
3822 | /* repeat power states setting at most 10 times*/ | |
3823 | for (count = 0; count < 10; count++) { | |
432c641e TI |
3824 | if (codec->patch_ops.set_power_state) |
3825 | codec->patch_ops.set_power_state(codec, fg, | |
3826 | power_state); | |
3827 | else { | |
63e51fd7 | 3828 | snd_hda_codec_read(codec, fg, flags, |
432c641e TI |
3829 | AC_VERB_SET_POWER_STATE, |
3830 | power_state); | |
9419ab6b | 3831 | snd_hda_codec_set_power_to_all(codec, fg, power_state); |
432c641e TI |
3832 | } |
3833 | state = hda_sync_power_state(codec, fg, power_state); | |
09617ce4 WX |
3834 | if (!(state & AC_PWRST_ERROR)) |
3835 | break; | |
3836 | } | |
b8dfc462 | 3837 | |
08fa20ae | 3838 | return state; |
4d7fbdbc | 3839 | } |
cb53c626 | 3840 | |
b9c590bb TI |
3841 | /* sync power states of all widgets; |
3842 | * this is called at the end of codec parsing | |
3843 | */ | |
3844 | static void sync_power_up_states(struct hda_codec *codec) | |
3845 | { | |
3846 | hda_nid_t nid = codec->start_nid; | |
3847 | int i; | |
3848 | ||
ba615b86 TI |
3849 | /* don't care if no filter is used */ |
3850 | if (!codec->power_filter) | |
b9c590bb TI |
3851 | return; |
3852 | ||
3853 | for (i = 0; i < codec->num_nodes; i++, nid++) { | |
3854 | unsigned int wcaps = get_wcaps(codec, nid); | |
9040d102 | 3855 | unsigned int target; |
b9c590bb TI |
3856 | if (!(wcaps & AC_WCAP_POWER)) |
3857 | continue; | |
3858 | target = codec->power_filter(codec, nid, AC_PWRST_D0); | |
3859 | if (target == AC_PWRST_D0) | |
3860 | continue; | |
9040d102 | 3861 | if (!snd_hda_check_power_state(codec, nid, target)) |
b9c590bb TI |
3862 | snd_hda_codec_write(codec, nid, 0, |
3863 | AC_VERB_SET_POWER_STATE, target); | |
3864 | } | |
3865 | } | |
3866 | ||
11aeff08 TI |
3867 | #ifdef CONFIG_SND_HDA_HWDEP |
3868 | /* execute additional init verbs */ | |
3869 | static void hda_exec_init_verbs(struct hda_codec *codec) | |
3870 | { | |
3871 | if (codec->init_verbs.list) | |
3872 | snd_hda_sequence_write(codec, codec->init_verbs.list); | |
3873 | } | |
3874 | #else | |
3875 | static inline void hda_exec_init_verbs(struct hda_codec *codec) {} | |
3876 | #endif | |
3877 | ||
2a43952a | 3878 | #ifdef CONFIG_PM |
cb53c626 TI |
3879 | /* |
3880 | * call suspend and power-down; used both from PM and power-save | |
08fa20ae | 3881 | * this function returns the power state in the end |
cb53c626 | 3882 | */ |
d17344b3 | 3883 | static unsigned int hda_call_codec_suspend(struct hda_codec *codec, bool in_wq) |
cb53c626 | 3884 | { |
08fa20ae TI |
3885 | unsigned int state; |
3886 | ||
989c3187 TI |
3887 | codec->in_pm = 1; |
3888 | ||
cb53c626 | 3889 | if (codec->patch_ops.suspend) |
68cb2b55 | 3890 | codec->patch_ops.suspend(codec); |
eb541337 | 3891 | hda_cleanup_all_streams(codec); |
d819387e | 3892 | state = hda_set_power_state(codec, AC_PWRST_D3); |
d17344b3 DR |
3893 | /* Cancel delayed work if we aren't currently running from it. */ |
3894 | if (!in_wq) | |
3895 | cancel_delayed_work_sync(&codec->power_work); | |
a2d96e77 TI |
3896 | spin_lock(&codec->power_lock); |
3897 | snd_hda_update_power_acct(codec); | |
3898 | trace_hda_power_down(codec); | |
95e99fda | 3899 | codec->power_on = 0; |
a221e287 | 3900 | codec->power_transition = 0; |
a2f6309e | 3901 | codec->power_jiffies = jiffies; |
a2d96e77 | 3902 | spin_unlock(&codec->power_lock); |
989c3187 | 3903 | codec->in_pm = 0; |
08fa20ae | 3904 | return state; |
54d17403 TI |
3905 | } |
3906 | ||
c370dd6e TI |
3907 | /* mark all entries of cmd and amp caches dirty */ |
3908 | static void hda_mark_cmd_cache_dirty(struct hda_codec *codec) | |
3909 | { | |
3910 | int i; | |
3911 | for (i = 0; i < codec->cmd_cache.buf.used; i++) { | |
3912 | struct hda_cache_head *cmd; | |
3913 | cmd = snd_array_elem(&codec->cmd_cache.buf, i); | |
3914 | cmd->dirty = 1; | |
3915 | } | |
3916 | for (i = 0; i < codec->amp_cache.buf.used; i++) { | |
3917 | struct hda_amp_info *amp; | |
f038fcac | 3918 | amp = snd_array_elem(&codec->amp_cache.buf, i); |
c370dd6e TI |
3919 | amp->head.dirty = 1; |
3920 | } | |
3921 | } | |
3922 | ||
cb53c626 TI |
3923 | /* |
3924 | * kick up codec; used both from PM and power-save | |
3925 | */ | |
3926 | static void hda_call_codec_resume(struct hda_codec *codec) | |
3927 | { | |
989c3187 TI |
3928 | codec->in_pm = 1; |
3929 | ||
c370dd6e TI |
3930 | hda_mark_cmd_cache_dirty(codec); |
3931 | ||
7f30830b TI |
3932 | /* set as if powered on for avoiding re-entering the resume |
3933 | * in the resume / power-save sequence | |
3934 | */ | |
3935 | hda_keep_power_on(codec); | |
d819387e | 3936 | hda_set_power_state(codec, AC_PWRST_D0); |
ac0547dc | 3937 | restore_shutup_pins(codec); |
11aeff08 | 3938 | hda_exec_init_verbs(codec); |
31614bb8 | 3939 | snd_hda_jack_set_dirty_all(codec); |
cb53c626 TI |
3940 | if (codec->patch_ops.resume) |
3941 | codec->patch_ops.resume(codec); | |
3942 | else { | |
9d99f312 TI |
3943 | if (codec->patch_ops.init) |
3944 | codec->patch_ops.init(codec); | |
cb53c626 TI |
3945 | snd_hda_codec_resume_amp(codec); |
3946 | snd_hda_codec_resume_cache(codec); | |
3947 | } | |
26a6cb6c DH |
3948 | |
3949 | if (codec->jackpoll_interval) | |
3950 | hda_jackpoll_work(&codec->jackpoll_work.work); | |
31614bb8 | 3951 | else |
26a6cb6c | 3952 | snd_hda_jack_report_sync(codec); |
989c3187 TI |
3953 | |
3954 | codec->in_pm = 0; | |
7f30830b | 3955 | snd_hda_power_down(codec); /* flag down before returning */ |
cb53c626 | 3956 | } |
2a43952a | 3957 | #endif /* CONFIG_PM */ |
cb53c626 | 3958 | |
54d17403 | 3959 | |
1da177e4 LT |
3960 | /** |
3961 | * snd_hda_build_controls - build mixer controls | |
3962 | * @bus: the BUS | |
3963 | * | |
3964 | * Creates mixer controls for each codec included in the bus. | |
3965 | * | |
3966 | * Returns 0 if successful, otherwise a negative error code. | |
3967 | */ | |
6a0f56a7 | 3968 | int snd_hda_build_controls(struct hda_bus *bus) |
1da177e4 | 3969 | { |
0ba21762 | 3970 | struct hda_codec *codec; |
1da177e4 | 3971 | |
0ba21762 | 3972 | list_for_each_entry(codec, &bus->codec_list, list) { |
6c1f45ea | 3973 | int err = snd_hda_codec_build_controls(codec); |
f93d461b | 3974 | if (err < 0) { |
28d1a85e | 3975 | printk(KERN_ERR "hda_codec: cannot build controls " |
28aedaf7 | 3976 | "for #%d (error %d)\n", codec->addr, err); |
f93d461b TI |
3977 | err = snd_hda_codec_reset(codec); |
3978 | if (err < 0) { | |
3979 | printk(KERN_ERR | |
3980 | "hda_codec: cannot revert codec\n"); | |
3981 | return err; | |
3982 | } | |
3983 | } | |
1da177e4 | 3984 | } |
6c1f45ea TI |
3985 | return 0; |
3986 | } | |
ff7a3267 | 3987 | EXPORT_SYMBOL_HDA(snd_hda_build_controls); |
cb53c626 | 3988 | |
9c9a5175 TI |
3989 | /* |
3990 | * add standard channel maps if not specified | |
3991 | */ | |
3992 | static int add_std_chmaps(struct hda_codec *codec) | |
3993 | { | |
3994 | int i, str, err; | |
3995 | ||
3996 | for (i = 0; i < codec->num_pcms; i++) { | |
3997 | for (str = 0; str < 2; str++) { | |
3998 | struct snd_pcm *pcm = codec->pcm_info[i].pcm; | |
3999 | struct hda_pcm_stream *hinfo = | |
4000 | &codec->pcm_info[i].stream[str]; | |
4001 | struct snd_pcm_chmap *chmap; | |
ee81abb6 | 4002 | const struct snd_pcm_chmap_elem *elem; |
9c9a5175 TI |
4003 | |
4004 | if (codec->pcm_info[i].own_chmap) | |
4005 | continue; | |
4006 | if (!pcm || !hinfo->substreams) | |
4007 | continue; | |
ee81abb6 TI |
4008 | elem = hinfo->chmap ? hinfo->chmap : snd_pcm_std_chmaps; |
4009 | err = snd_pcm_add_chmap_ctls(pcm, str, elem, | |
9c9a5175 TI |
4010 | hinfo->channels_max, |
4011 | 0, &chmap); | |
4012 | if (err < 0) | |
4013 | return err; | |
4014 | chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; | |
4015 | } | |
4016 | } | |
4017 | return 0; | |
4018 | } | |
4019 | ||
ee81abb6 TI |
4020 | /* default channel maps for 2.1 speakers; |
4021 | * since HD-audio supports only stereo, odd number channels are omitted | |
4022 | */ | |
4023 | const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[] = { | |
4024 | { .channels = 2, | |
4025 | .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } }, | |
4026 | { .channels = 4, | |
4027 | .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR, | |
4028 | SNDRV_CHMAP_LFE, SNDRV_CHMAP_LFE } }, | |
4029 | { } | |
4030 | }; | |
4031 | EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps); | |
4032 | ||
6c1f45ea TI |
4033 | int snd_hda_codec_build_controls(struct hda_codec *codec) |
4034 | { | |
4035 | int err = 0; | |
11aeff08 | 4036 | hda_exec_init_verbs(codec); |
6c1f45ea TI |
4037 | /* continue to initialize... */ |
4038 | if (codec->patch_ops.init) | |
4039 | err = codec->patch_ops.init(codec); | |
4040 | if (!err && codec->patch_ops.build_controls) | |
4041 | err = codec->patch_ops.build_controls(codec); | |
6c1f45ea TI |
4042 | if (err < 0) |
4043 | return err; | |
9c9a5175 TI |
4044 | |
4045 | /* we create chmaps here instead of build_pcms */ | |
4046 | err = add_std_chmaps(codec); | |
4047 | if (err < 0) | |
4048 | return err; | |
4049 | ||
26a6cb6c DH |
4050 | if (codec->jackpoll_interval) |
4051 | hda_jackpoll_work(&codec->jackpoll_work.work); | |
4052 | else | |
4053 | snd_hda_jack_report_sync(codec); /* call at the last init point */ | |
b9c590bb | 4054 | sync_power_up_states(codec); |
1da177e4 LT |
4055 | return 0; |
4056 | } | |
4057 | ||
1da177e4 LT |
4058 | /* |
4059 | * stream formats | |
4060 | */ | |
befdf316 TI |
4061 | struct hda_rate_tbl { |
4062 | unsigned int hz; | |
4063 | unsigned int alsa_bits; | |
4064 | unsigned int hda_fmt; | |
4065 | }; | |
4066 | ||
92f10b3f TI |
4067 | /* rate = base * mult / div */ |
4068 | #define HDA_RATE(base, mult, div) \ | |
4069 | (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \ | |
4070 | (((div) - 1) << AC_FMT_DIV_SHIFT)) | |
4071 | ||
befdf316 | 4072 | static struct hda_rate_tbl rate_bits[] = { |
1da177e4 | 4073 | /* rate in Hz, ALSA rate bitmask, HDA format value */ |
9d8f53f2 NG |
4074 | |
4075 | /* autodetected value used in snd_hda_query_supported_pcm */ | |
92f10b3f TI |
4076 | { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) }, |
4077 | { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) }, | |
4078 | { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) }, | |
4079 | { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) }, | |
4080 | { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) }, | |
4081 | { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) }, | |
4082 | { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) }, | |
4083 | { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) }, | |
4084 | { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) }, | |
4085 | { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) }, | |
4086 | { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) }, | |
a961f9fe TI |
4087 | #define AC_PAR_PCM_RATE_BITS 11 |
4088 | /* up to bits 10, 384kHZ isn't supported properly */ | |
4089 | ||
4090 | /* not autodetected value */ | |
92f10b3f | 4091 | { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) }, |
9d8f53f2 | 4092 | |
befdf316 | 4093 | { 0 } /* terminator */ |
1da177e4 LT |
4094 | }; |
4095 | ||
4096 | /** | |
4097 | * snd_hda_calc_stream_format - calculate format bitset | |
4098 | * @rate: the sample rate | |
4099 | * @channels: the number of channels | |
4100 | * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) | |
4101 | * @maxbps: the max. bps | |
4102 | * | |
4103 | * Calculate the format bitset from the given rate, channels and th PCM format. | |
4104 | * | |
4105 | * Return zero if invalid. | |
4106 | */ | |
4107 | unsigned int snd_hda_calc_stream_format(unsigned int rate, | |
4108 | unsigned int channels, | |
4109 | unsigned int format, | |
32c168c8 AH |
4110 | unsigned int maxbps, |
4111 | unsigned short spdif_ctls) | |
1da177e4 LT |
4112 | { |
4113 | int i; | |
4114 | unsigned int val = 0; | |
4115 | ||
befdf316 TI |
4116 | for (i = 0; rate_bits[i].hz; i++) |
4117 | if (rate_bits[i].hz == rate) { | |
4118 | val = rate_bits[i].hda_fmt; | |
1da177e4 LT |
4119 | break; |
4120 | } | |
0ba21762 | 4121 | if (!rate_bits[i].hz) { |
1da177e4 LT |
4122 | snd_printdd("invalid rate %d\n", rate); |
4123 | return 0; | |
4124 | } | |
4125 | ||
4126 | if (channels == 0 || channels > 8) { | |
4127 | snd_printdd("invalid channels %d\n", channels); | |
4128 | return 0; | |
4129 | } | |
4130 | val |= channels - 1; | |
4131 | ||
4132 | switch (snd_pcm_format_width(format)) { | |
28aedaf7 | 4133 | case 8: |
92f10b3f | 4134 | val |= AC_FMT_BITS_8; |
28aedaf7 NL |
4135 | break; |
4136 | case 16: | |
92f10b3f | 4137 | val |= AC_FMT_BITS_16; |
28aedaf7 | 4138 | break; |
1da177e4 LT |
4139 | case 20: |
4140 | case 24: | |
4141 | case 32: | |
b0bb3aa6 | 4142 | if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) |
92f10b3f | 4143 | val |= AC_FMT_BITS_32; |
1da177e4 | 4144 | else if (maxbps >= 24) |
92f10b3f | 4145 | val |= AC_FMT_BITS_24; |
1da177e4 | 4146 | else |
92f10b3f | 4147 | val |= AC_FMT_BITS_20; |
1da177e4 LT |
4148 | break; |
4149 | default: | |
0ba21762 TI |
4150 | snd_printdd("invalid format width %d\n", |
4151 | snd_pcm_format_width(format)); | |
1da177e4 LT |
4152 | return 0; |
4153 | } | |
4154 | ||
32c168c8 | 4155 | if (spdif_ctls & AC_DIG1_NONAUDIO) |
92f10b3f | 4156 | val |= AC_FMT_TYPE_NON_PCM; |
32c168c8 | 4157 | |
1da177e4 LT |
4158 | return val; |
4159 | } | |
ff7a3267 | 4160 | EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format); |
1da177e4 | 4161 | |
c3b6bcc2 TI |
4162 | static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid, |
4163 | int dir) | |
92c7c8a7 TI |
4164 | { |
4165 | unsigned int val = 0; | |
4166 | if (nid != codec->afg && | |
4167 | (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) | |
4168 | val = snd_hda_param_read(codec, nid, AC_PAR_PCM); | |
4169 | if (!val || val == -1) | |
4170 | val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); | |
4171 | if (!val || val == -1) | |
4172 | return 0; | |
4173 | return val; | |
4174 | } | |
4175 | ||
4176 | static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid) | |
4177 | { | |
c3b6bcc2 | 4178 | return query_caps_hash(codec, nid, 0, HDA_HASH_PARPCM_KEY(nid), |
92c7c8a7 TI |
4179 | get_pcm_param); |
4180 | } | |
4181 | ||
c3b6bcc2 TI |
4182 | static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid, |
4183 | int dir) | |
92c7c8a7 TI |
4184 | { |
4185 | unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); | |
4186 | if (!streams || streams == -1) | |
4187 | streams = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); | |
4188 | if (!streams || streams == -1) | |
4189 | return 0; | |
4190 | return streams; | |
4191 | } | |
4192 | ||
4193 | static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) | |
4194 | { | |
c3b6bcc2 | 4195 | return query_caps_hash(codec, nid, 0, HDA_HASH_PARSTR_KEY(nid), |
92c7c8a7 TI |
4196 | get_stream_param); |
4197 | } | |
4198 | ||
1da177e4 LT |
4199 | /** |
4200 | * snd_hda_query_supported_pcm - query the supported PCM rates and formats | |
4201 | * @codec: the HDA codec | |
4202 | * @nid: NID to query | |
4203 | * @ratesp: the pointer to store the detected rate bitflags | |
4204 | * @formatsp: the pointer to store the detected formats | |
4205 | * @bpsp: the pointer to store the detected format widths | |
4206 | * | |
4207 | * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp | |
4208 | * or @bsps argument is ignored. | |
4209 | * | |
4210 | * Returns 0 if successful, otherwise a negative error code. | |
4211 | */ | |
384a48d7 | 4212 | int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, |
1da177e4 LT |
4213 | u32 *ratesp, u64 *formatsp, unsigned int *bpsp) |
4214 | { | |
ee504710 | 4215 | unsigned int i, val, wcaps; |
1da177e4 | 4216 | |
ee504710 | 4217 | wcaps = get_wcaps(codec, nid); |
92c7c8a7 | 4218 | val = query_pcm_param(codec, nid); |
1da177e4 LT |
4219 | |
4220 | if (ratesp) { | |
4221 | u32 rates = 0; | |
a961f9fe | 4222 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) { |
1da177e4 | 4223 | if (val & (1 << i)) |
befdf316 | 4224 | rates |= rate_bits[i].alsa_bits; |
1da177e4 | 4225 | } |
ee504710 JK |
4226 | if (rates == 0) { |
4227 | snd_printk(KERN_ERR "hda_codec: rates == 0 " | |
4228 | "(nid=0x%x, val=0x%x, ovrd=%i)\n", | |
4229 | nid, val, | |
4230 | (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); | |
4231 | return -EIO; | |
4232 | } | |
1da177e4 LT |
4233 | *ratesp = rates; |
4234 | } | |
4235 | ||
4236 | if (formatsp || bpsp) { | |
4237 | u64 formats = 0; | |
ee504710 | 4238 | unsigned int streams, bps; |
1da177e4 | 4239 | |
92c7c8a7 TI |
4240 | streams = query_stream_param(codec, nid); |
4241 | if (!streams) | |
1da177e4 | 4242 | return -EIO; |
1da177e4 LT |
4243 | |
4244 | bps = 0; | |
4245 | if (streams & AC_SUPFMT_PCM) { | |
4246 | if (val & AC_SUPPCM_BITS_8) { | |
4247 | formats |= SNDRV_PCM_FMTBIT_U8; | |
4248 | bps = 8; | |
4249 | } | |
4250 | if (val & AC_SUPPCM_BITS_16) { | |
4251 | formats |= SNDRV_PCM_FMTBIT_S16_LE; | |
4252 | bps = 16; | |
4253 | } | |
4254 | if (wcaps & AC_WCAP_DIGITAL) { | |
4255 | if (val & AC_SUPPCM_BITS_32) | |
4256 | formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; | |
4257 | if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) | |
4258 | formats |= SNDRV_PCM_FMTBIT_S32_LE; | |
4259 | if (val & AC_SUPPCM_BITS_24) | |
4260 | bps = 24; | |
4261 | else if (val & AC_SUPPCM_BITS_20) | |
4262 | bps = 20; | |
0ba21762 TI |
4263 | } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24| |
4264 | AC_SUPPCM_BITS_32)) { | |
1da177e4 LT |
4265 | formats |= SNDRV_PCM_FMTBIT_S32_LE; |
4266 | if (val & AC_SUPPCM_BITS_32) | |
4267 | bps = 32; | |
1da177e4 LT |
4268 | else if (val & AC_SUPPCM_BITS_24) |
4269 | bps = 24; | |
33ef7651 NG |
4270 | else if (val & AC_SUPPCM_BITS_20) |
4271 | bps = 20; | |
1da177e4 LT |
4272 | } |
4273 | } | |
8c7dd890 | 4274 | #if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ |
b5025c50 | 4275 | if (streams & AC_SUPFMT_FLOAT32) { |
1da177e4 | 4276 | formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; |
b0bb3aa6 TI |
4277 | if (!bps) |
4278 | bps = 32; | |
b5025c50 | 4279 | } |
8c7dd890 | 4280 | #endif |
b5025c50 | 4281 | if (streams == AC_SUPFMT_AC3) { |
0ba21762 | 4282 | /* should be exclusive */ |
1da177e4 LT |
4283 | /* temporary hack: we have still no proper support |
4284 | * for the direct AC3 stream... | |
4285 | */ | |
4286 | formats |= SNDRV_PCM_FMTBIT_U8; | |
4287 | bps = 8; | |
4288 | } | |
ee504710 JK |
4289 | if (formats == 0) { |
4290 | snd_printk(KERN_ERR "hda_codec: formats == 0 " | |
4291 | "(nid=0x%x, val=0x%x, ovrd=%i, " | |
4292 | "streams=0x%x)\n", | |
4293 | nid, val, | |
4294 | (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, | |
4295 | streams); | |
4296 | return -EIO; | |
4297 | } | |
1da177e4 LT |
4298 | if (formatsp) |
4299 | *formatsp = formats; | |
4300 | if (bpsp) | |
4301 | *bpsp = bps; | |
4302 | } | |
4303 | ||
4304 | return 0; | |
4305 | } | |
384a48d7 | 4306 | EXPORT_SYMBOL_HDA(snd_hda_query_supported_pcm); |
1da177e4 LT |
4307 | |
4308 | /** | |
d5191e50 TI |
4309 | * snd_hda_is_supported_format - Check the validity of the format |
4310 | * @codec: HD-audio codec | |
4311 | * @nid: NID to check | |
4312 | * @format: the HD-audio format value to check | |
4313 | * | |
4314 | * Check whether the given node supports the format value. | |
1da177e4 LT |
4315 | * |
4316 | * Returns 1 if supported, 0 if not. | |
4317 | */ | |
4318 | int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, | |
4319 | unsigned int format) | |
4320 | { | |
4321 | int i; | |
4322 | unsigned int val = 0, rate, stream; | |
4323 | ||
92c7c8a7 TI |
4324 | val = query_pcm_param(codec, nid); |
4325 | if (!val) | |
4326 | return 0; | |
1da177e4 LT |
4327 | |
4328 | rate = format & 0xff00; | |
a961f9fe | 4329 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) |
befdf316 | 4330 | if (rate_bits[i].hda_fmt == rate) { |
1da177e4 LT |
4331 | if (val & (1 << i)) |
4332 | break; | |
4333 | return 0; | |
4334 | } | |
a961f9fe | 4335 | if (i >= AC_PAR_PCM_RATE_BITS) |
1da177e4 LT |
4336 | return 0; |
4337 | ||
92c7c8a7 TI |
4338 | stream = query_stream_param(codec, nid); |
4339 | if (!stream) | |
1da177e4 LT |
4340 | return 0; |
4341 | ||
4342 | if (stream & AC_SUPFMT_PCM) { | |
4343 | switch (format & 0xf0) { | |
4344 | case 0x00: | |
0ba21762 | 4345 | if (!(val & AC_SUPPCM_BITS_8)) |
1da177e4 LT |
4346 | return 0; |
4347 | break; | |
4348 | case 0x10: | |
0ba21762 | 4349 | if (!(val & AC_SUPPCM_BITS_16)) |
1da177e4 LT |
4350 | return 0; |
4351 | break; | |
4352 | case 0x20: | |
0ba21762 | 4353 | if (!(val & AC_SUPPCM_BITS_20)) |
1da177e4 LT |
4354 | return 0; |
4355 | break; | |
4356 | case 0x30: | |
0ba21762 | 4357 | if (!(val & AC_SUPPCM_BITS_24)) |
1da177e4 LT |
4358 | return 0; |
4359 | break; | |
4360 | case 0x40: | |
0ba21762 | 4361 | if (!(val & AC_SUPPCM_BITS_32)) |
1da177e4 LT |
4362 | return 0; |
4363 | break; | |
4364 | default: | |
4365 | return 0; | |
4366 | } | |
4367 | } else { | |
4368 | /* FIXME: check for float32 and AC3? */ | |
4369 | } | |
4370 | ||
4371 | return 1; | |
4372 | } | |
ff7a3267 | 4373 | EXPORT_SYMBOL_HDA(snd_hda_is_supported_format); |
1da177e4 LT |
4374 | |
4375 | /* | |
4376 | * PCM stuff | |
4377 | */ | |
4378 | static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo, | |
4379 | struct hda_codec *codec, | |
c8b6bf9b | 4380 | struct snd_pcm_substream *substream) |
1da177e4 LT |
4381 | { |
4382 | return 0; | |
4383 | } | |
4384 | ||
4385 | static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo, | |
4386 | struct hda_codec *codec, | |
4387 | unsigned int stream_tag, | |
4388 | unsigned int format, | |
c8b6bf9b | 4389 | struct snd_pcm_substream *substream) |
1da177e4 LT |
4390 | { |
4391 | snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format); | |
4392 | return 0; | |
4393 | } | |
4394 | ||
4395 | static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo, | |
4396 | struct hda_codec *codec, | |
c8b6bf9b | 4397 | struct snd_pcm_substream *substream) |
1da177e4 | 4398 | { |
888afa15 | 4399 | snd_hda_codec_cleanup_stream(codec, hinfo->nid); |
1da177e4 LT |
4400 | return 0; |
4401 | } | |
4402 | ||
6c1f45ea TI |
4403 | static int set_pcm_default_values(struct hda_codec *codec, |
4404 | struct hda_pcm_stream *info) | |
1da177e4 | 4405 | { |
ee504710 JK |
4406 | int err; |
4407 | ||
0ba21762 TI |
4408 | /* query support PCM information from the given NID */ |
4409 | if (info->nid && (!info->rates || !info->formats)) { | |
ee504710 | 4410 | err = snd_hda_query_supported_pcm(codec, info->nid, |
0ba21762 TI |
4411 | info->rates ? NULL : &info->rates, |
4412 | info->formats ? NULL : &info->formats, | |
4413 | info->maxbps ? NULL : &info->maxbps); | |
ee504710 JK |
4414 | if (err < 0) |
4415 | return err; | |
1da177e4 LT |
4416 | } |
4417 | if (info->ops.open == NULL) | |
4418 | info->ops.open = hda_pcm_default_open_close; | |
4419 | if (info->ops.close == NULL) | |
4420 | info->ops.close = hda_pcm_default_open_close; | |
4421 | if (info->ops.prepare == NULL) { | |
da3cec35 TI |
4422 | if (snd_BUG_ON(!info->nid)) |
4423 | return -EINVAL; | |
1da177e4 LT |
4424 | info->ops.prepare = hda_pcm_default_prepare; |
4425 | } | |
1da177e4 | 4426 | if (info->ops.cleanup == NULL) { |
da3cec35 TI |
4427 | if (snd_BUG_ON(!info->nid)) |
4428 | return -EINVAL; | |
1da177e4 LT |
4429 | info->ops.cleanup = hda_pcm_default_cleanup; |
4430 | } | |
4431 | return 0; | |
4432 | } | |
4433 | ||
eb541337 TI |
4434 | /* |
4435 | * codec prepare/cleanup entries | |
4436 | */ | |
4437 | int snd_hda_codec_prepare(struct hda_codec *codec, | |
4438 | struct hda_pcm_stream *hinfo, | |
4439 | unsigned int stream, | |
4440 | unsigned int format, | |
4441 | struct snd_pcm_substream *substream) | |
4442 | { | |
4443 | int ret; | |
3f50ac6a | 4444 | mutex_lock(&codec->bus->prepare_mutex); |
eb541337 TI |
4445 | ret = hinfo->ops.prepare(hinfo, codec, stream, format, substream); |
4446 | if (ret >= 0) | |
4447 | purify_inactive_streams(codec); | |
3f50ac6a | 4448 | mutex_unlock(&codec->bus->prepare_mutex); |
eb541337 TI |
4449 | return ret; |
4450 | } | |
4451 | EXPORT_SYMBOL_HDA(snd_hda_codec_prepare); | |
4452 | ||
4453 | void snd_hda_codec_cleanup(struct hda_codec *codec, | |
4454 | struct hda_pcm_stream *hinfo, | |
4455 | struct snd_pcm_substream *substream) | |
4456 | { | |
3f50ac6a | 4457 | mutex_lock(&codec->bus->prepare_mutex); |
eb541337 | 4458 | hinfo->ops.cleanup(hinfo, codec, substream); |
3f50ac6a | 4459 | mutex_unlock(&codec->bus->prepare_mutex); |
eb541337 TI |
4460 | } |
4461 | EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup); | |
4462 | ||
d5191e50 | 4463 | /* global */ |
e3303235 JK |
4464 | const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { |
4465 | "Audio", "SPDIF", "HDMI", "Modem" | |
4466 | }; | |
4467 | ||
529bd6c4 TI |
4468 | /* |
4469 | * get the empty PCM device number to assign | |
4470 | */ | |
36bb00d4 | 4471 | static int get_empty_pcm_device(struct hda_bus *bus, unsigned int type) |
529bd6c4 | 4472 | { |
f5d6def5 | 4473 | /* audio device indices; not linear to keep compatibility */ |
36bb00d4 TI |
4474 | /* assigned to static slots up to dev#10; if more needed, assign |
4475 | * the later slot dynamically (when CONFIG_SND_DYNAMIC_MINORS=y) | |
4476 | */ | |
f5d6def5 WF |
4477 | static int audio_idx[HDA_PCM_NTYPES][5] = { |
4478 | [HDA_PCM_TYPE_AUDIO] = { 0, 2, 4, 5, -1 }, | |
4479 | [HDA_PCM_TYPE_SPDIF] = { 1, -1 }, | |
92608bad | 4480 | [HDA_PCM_TYPE_HDMI] = { 3, 7, 8, 9, -1 }, |
f5d6def5 | 4481 | [HDA_PCM_TYPE_MODEM] = { 6, -1 }, |
529bd6c4 | 4482 | }; |
f5d6def5 WF |
4483 | int i; |
4484 | ||
4485 | if (type >= HDA_PCM_NTYPES) { | |
529bd6c4 TI |
4486 | snd_printk(KERN_WARNING "Invalid PCM type %d\n", type); |
4487 | return -EINVAL; | |
4488 | } | |
f5d6def5 | 4489 | |
36bb00d4 TI |
4490 | for (i = 0; audio_idx[type][i] >= 0; i++) { |
4491 | #ifndef CONFIG_SND_DYNAMIC_MINORS | |
4492 | if (audio_idx[type][i] >= 8) | |
4493 | break; | |
4494 | #endif | |
f5d6def5 WF |
4495 | if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits)) |
4496 | return audio_idx[type][i]; | |
36bb00d4 | 4497 | } |
f5d6def5 | 4498 | |
36bb00d4 | 4499 | #ifdef CONFIG_SND_DYNAMIC_MINORS |
01b65bfb TI |
4500 | /* non-fixed slots starting from 10 */ |
4501 | for (i = 10; i < 32; i++) { | |
4502 | if (!test_and_set_bit(i, bus->pcm_dev_bits)) | |
4503 | return i; | |
4504 | } | |
36bb00d4 | 4505 | #endif |
01b65bfb | 4506 | |
28aedaf7 NL |
4507 | snd_printk(KERN_WARNING "Too many %s devices\n", |
4508 | snd_hda_pcm_type_name[type]); | |
36bb00d4 TI |
4509 | #ifndef CONFIG_SND_DYNAMIC_MINORS |
4510 | snd_printk(KERN_WARNING "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n"); | |
4511 | #endif | |
f5d6def5 | 4512 | return -EAGAIN; |
529bd6c4 TI |
4513 | } |
4514 | ||
176d5335 TI |
4515 | /* |
4516 | * attach a new PCM stream | |
4517 | */ | |
529bd6c4 | 4518 | static int snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm) |
176d5335 | 4519 | { |
33fa35ed | 4520 | struct hda_bus *bus = codec->bus; |
176d5335 TI |
4521 | struct hda_pcm_stream *info; |
4522 | int stream, err; | |
4523 | ||
b91f080f | 4524 | if (snd_BUG_ON(!pcm->name)) |
176d5335 TI |
4525 | return -EINVAL; |
4526 | for (stream = 0; stream < 2; stream++) { | |
4527 | info = &pcm->stream[stream]; | |
4528 | if (info->substreams) { | |
4529 | err = set_pcm_default_values(codec, info); | |
4530 | if (err < 0) | |
4531 | return err; | |
4532 | } | |
4533 | } | |
33fa35ed | 4534 | return bus->ops.attach_pcm(bus, codec, pcm); |
176d5335 TI |
4535 | } |
4536 | ||
529bd6c4 TI |
4537 | /* assign all PCMs of the given codec */ |
4538 | int snd_hda_codec_build_pcms(struct hda_codec *codec) | |
4539 | { | |
4540 | unsigned int pcm; | |
4541 | int err; | |
4542 | ||
4543 | if (!codec->num_pcms) { | |
4544 | if (!codec->patch_ops.build_pcms) | |
4545 | return 0; | |
4546 | err = codec->patch_ops.build_pcms(codec); | |
6e655bf2 TI |
4547 | if (err < 0) { |
4548 | printk(KERN_ERR "hda_codec: cannot build PCMs" | |
28aedaf7 | 4549 | "for #%d (error %d)\n", codec->addr, err); |
6e655bf2 TI |
4550 | err = snd_hda_codec_reset(codec); |
4551 | if (err < 0) { | |
4552 | printk(KERN_ERR | |
4553 | "hda_codec: cannot revert codec\n"); | |
4554 | return err; | |
4555 | } | |
4556 | } | |
529bd6c4 TI |
4557 | } |
4558 | for (pcm = 0; pcm < codec->num_pcms; pcm++) { | |
4559 | struct hda_pcm *cpcm = &codec->pcm_info[pcm]; | |
4560 | int dev; | |
4561 | ||
4562 | if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams) | |
41b5b01a | 4563 | continue; /* no substreams assigned */ |
529bd6c4 TI |
4564 | |
4565 | if (!cpcm->pcm) { | |
4566 | dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type); | |
4567 | if (dev < 0) | |
6e655bf2 | 4568 | continue; /* no fatal error */ |
529bd6c4 TI |
4569 | cpcm->device = dev; |
4570 | err = snd_hda_attach_pcm(codec, cpcm); | |
6e655bf2 TI |
4571 | if (err < 0) { |
4572 | printk(KERN_ERR "hda_codec: cannot attach " | |
4573 | "PCM stream %d for codec #%d\n", | |
4574 | dev, codec->addr); | |
4575 | continue; /* no fatal error */ | |
4576 | } | |
529bd6c4 TI |
4577 | } |
4578 | } | |
4579 | return 0; | |
4580 | } | |
4581 | ||
1da177e4 LT |
4582 | /** |
4583 | * snd_hda_build_pcms - build PCM information | |
4584 | * @bus: the BUS | |
4585 | * | |
4586 | * Create PCM information for each codec included in the bus. | |
4587 | * | |
4588 | * The build_pcms codec patch is requested to set up codec->num_pcms and | |
4589 | * codec->pcm_info properly. The array is referred by the top-level driver | |
4590 | * to create its PCM instances. | |
4591 | * The allocated codec->pcm_info should be released in codec->patch_ops.free | |
4592 | * callback. | |
4593 | * | |
4594 | * At least, substreams, channels_min and channels_max must be filled for | |
4595 | * each stream. substreams = 0 indicates that the stream doesn't exist. | |
4596 | * When rates and/or formats are zero, the supported values are queried | |
4597 | * from the given nid. The nid is used also by the default ops.prepare | |
4598 | * and ops.cleanup callbacks. | |
4599 | * | |
4600 | * The driver needs to call ops.open in its open callback. Similarly, | |
4601 | * ops.close is supposed to be called in the close callback. | |
4602 | * ops.prepare should be called in the prepare or hw_params callback | |
4603 | * with the proper parameters for set up. | |
4604 | * ops.cleanup should be called in hw_free for clean up of streams. | |
4605 | * | |
25985edc | 4606 | * This function returns 0 if successful, or a negative error code. |
1da177e4 | 4607 | */ |
5cb543db | 4608 | int snd_hda_build_pcms(struct hda_bus *bus) |
1da177e4 | 4609 | { |
0ba21762 | 4610 | struct hda_codec *codec; |
1da177e4 | 4611 | |
0ba21762 | 4612 | list_for_each_entry(codec, &bus->codec_list, list) { |
529bd6c4 TI |
4613 | int err = snd_hda_codec_build_pcms(codec); |
4614 | if (err < 0) | |
4615 | return err; | |
1da177e4 LT |
4616 | } |
4617 | return 0; | |
4618 | } | |
ff7a3267 | 4619 | EXPORT_SYMBOL_HDA(snd_hda_build_pcms); |
1da177e4 | 4620 | |
1da177e4 LT |
4621 | /** |
4622 | * snd_hda_check_board_config - compare the current codec with the config table | |
4623 | * @codec: the HDA codec | |
f5fcc13c TI |
4624 | * @num_configs: number of config enums |
4625 | * @models: array of model name strings | |
1da177e4 LT |
4626 | * @tbl: configuration table, terminated by null entries |
4627 | * | |
4628 | * Compares the modelname or PCI subsystem id of the current codec with the | |
4629 | * given configuration table. If a matching entry is found, returns its | |
4630 | * config value (supposed to be 0 or positive). | |
4631 | * | |
4632 | * If no entries are matching, the function returns a negative value. | |
4633 | */ | |
12f288bf | 4634 | int snd_hda_check_board_config(struct hda_codec *codec, |
ea734963 | 4635 | int num_configs, const char * const *models, |
12f288bf | 4636 | const struct snd_pci_quirk *tbl) |
1da177e4 | 4637 | { |
f44ac837 | 4638 | if (codec->modelname && models) { |
f5fcc13c TI |
4639 | int i; |
4640 | for (i = 0; i < num_configs; i++) { | |
4641 | if (models[i] && | |
f44ac837 | 4642 | !strcmp(codec->modelname, models[i])) { |
f5fcc13c TI |
4643 | snd_printd(KERN_INFO "hda_codec: model '%s' is " |
4644 | "selected\n", models[i]); | |
4645 | return i; | |
1da177e4 LT |
4646 | } |
4647 | } | |
4648 | } | |
4649 | ||
f5fcc13c TI |
4650 | if (!codec->bus->pci || !tbl) |
4651 | return -1; | |
4652 | ||
4653 | tbl = snd_pci_quirk_lookup(codec->bus->pci, tbl); | |
4654 | if (!tbl) | |
4655 | return -1; | |
4656 | if (tbl->value >= 0 && tbl->value < num_configs) { | |
62cf872a | 4657 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
f5fcc13c TI |
4658 | char tmp[10]; |
4659 | const char *model = NULL; | |
4660 | if (models) | |
4661 | model = models[tbl->value]; | |
4662 | if (!model) { | |
4663 | sprintf(tmp, "#%d", tbl->value); | |
4664 | model = tmp; | |
1da177e4 | 4665 | } |
f5fcc13c TI |
4666 | snd_printdd(KERN_INFO "hda_codec: model '%s' is selected " |
4667 | "for config %x:%x (%s)\n", | |
4668 | model, tbl->subvendor, tbl->subdevice, | |
4669 | (tbl->name ? tbl->name : "Unknown device")); | |
4670 | #endif | |
4671 | return tbl->value; | |
1da177e4 LT |
4672 | } |
4673 | return -1; | |
4674 | } | |
ff7a3267 | 4675 | EXPORT_SYMBOL_HDA(snd_hda_check_board_config); |
1da177e4 | 4676 | |
2eda3445 MCC |
4677 | /** |
4678 | * snd_hda_check_board_codec_sid_config - compare the current codec | |
28aedaf7 NL |
4679 | subsystem ID with the |
4680 | config table | |
2eda3445 MCC |
4681 | |
4682 | This is important for Gateway notebooks with SB450 HDA Audio | |
4683 | where the vendor ID of the PCI device is: | |
4684 | ATI Technologies Inc SB450 HDA Audio [1002:437b] | |
4685 | and the vendor/subvendor are found only at the codec. | |
4686 | ||
4687 | * @codec: the HDA codec | |
4688 | * @num_configs: number of config enums | |
4689 | * @models: array of model name strings | |
4690 | * @tbl: configuration table, terminated by null entries | |
4691 | * | |
4692 | * Compares the modelname or PCI subsystem id of the current codec with the | |
4693 | * given configuration table. If a matching entry is found, returns its | |
4694 | * config value (supposed to be 0 or positive). | |
4695 | * | |
4696 | * If no entries are matching, the function returns a negative value. | |
4697 | */ | |
4698 | int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, | |
ea734963 | 4699 | int num_configs, const char * const *models, |
2eda3445 MCC |
4700 | const struct snd_pci_quirk *tbl) |
4701 | { | |
4702 | const struct snd_pci_quirk *q; | |
4703 | ||
4704 | /* Search for codec ID */ | |
4705 | for (q = tbl; q->subvendor; q++) { | |
e2301a4d TI |
4706 | unsigned int mask = 0xffff0000 | q->subdevice_mask; |
4707 | unsigned int id = (q->subdevice | (q->subvendor << 16)) & mask; | |
4708 | if ((codec->subsystem_id & mask) == id) | |
2eda3445 MCC |
4709 | break; |
4710 | } | |
4711 | ||
4712 | if (!q->subvendor) | |
4713 | return -1; | |
4714 | ||
4715 | tbl = q; | |
4716 | ||
4717 | if (tbl->value >= 0 && tbl->value < num_configs) { | |
d94ff6b7 | 4718 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
2eda3445 MCC |
4719 | char tmp[10]; |
4720 | const char *model = NULL; | |
4721 | if (models) | |
4722 | model = models[tbl->value]; | |
4723 | if (!model) { | |
4724 | sprintf(tmp, "#%d", tbl->value); | |
4725 | model = tmp; | |
4726 | } | |
4727 | snd_printdd(KERN_INFO "hda_codec: model '%s' is selected " | |
4728 | "for config %x:%x (%s)\n", | |
4729 | model, tbl->subvendor, tbl->subdevice, | |
4730 | (tbl->name ? tbl->name : "Unknown device")); | |
4731 | #endif | |
4732 | return tbl->value; | |
4733 | } | |
4734 | return -1; | |
4735 | } | |
4736 | EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config); | |
4737 | ||
1da177e4 LT |
4738 | /** |
4739 | * snd_hda_add_new_ctls - create controls from the array | |
4740 | * @codec: the HDA codec | |
c8b6bf9b | 4741 | * @knew: the array of struct snd_kcontrol_new |
1da177e4 LT |
4742 | * |
4743 | * This helper function creates and add new controls in the given array. | |
4744 | * The array must be terminated with an empty entry as terminator. | |
4745 | * | |
4746 | * Returns 0 if successful, or a negative error code. | |
4747 | */ | |
031024ee TI |
4748 | int snd_hda_add_new_ctls(struct hda_codec *codec, |
4749 | const struct snd_kcontrol_new *knew) | |
1da177e4 | 4750 | { |
4d02d1b6 | 4751 | int err; |
1da177e4 LT |
4752 | |
4753 | for (; knew->name; knew++) { | |
54d17403 | 4754 | struct snd_kcontrol *kctl; |
1afe206a | 4755 | int addr = 0, idx = 0; |
5b0cb1d8 JK |
4756 | if (knew->iface == -1) /* skip this codec private value */ |
4757 | continue; | |
1afe206a | 4758 | for (;;) { |
54d17403 | 4759 | kctl = snd_ctl_new1(knew, codec); |
0ba21762 | 4760 | if (!kctl) |
54d17403 | 4761 | return -ENOMEM; |
1afe206a TI |
4762 | if (addr > 0) |
4763 | kctl->id.device = addr; | |
4764 | if (idx > 0) | |
4765 | kctl->id.index = idx; | |
3911a4c1 | 4766 | err = snd_hda_ctl_add(codec, 0, kctl); |
1afe206a TI |
4767 | if (!err) |
4768 | break; | |
4769 | /* try first with another device index corresponding to | |
4770 | * the codec addr; if it still fails (or it's the | |
4771 | * primary codec), then try another control index | |
4772 | */ | |
4773 | if (!addr && codec->addr) | |
4774 | addr = codec->addr; | |
4775 | else if (!idx && !knew->index) { | |
4776 | idx = find_empty_mixer_ctl_idx(codec, | |
dcda5806 | 4777 | knew->name, 0); |
1afe206a TI |
4778 | if (idx <= 0) |
4779 | return err; | |
4780 | } else | |
54d17403 TI |
4781 | return err; |
4782 | } | |
1da177e4 LT |
4783 | } |
4784 | return 0; | |
4785 | } | |
ff7a3267 | 4786 | EXPORT_SYMBOL_HDA(snd_hda_add_new_ctls); |
1da177e4 | 4787 | |
83012a7c | 4788 | #ifdef CONFIG_PM |
cb53c626 TI |
4789 | static void hda_power_work(struct work_struct *work) |
4790 | { | |
4791 | struct hda_codec *codec = | |
4792 | container_of(work, struct hda_codec, power_work.work); | |
33fa35ed | 4793 | struct hda_bus *bus = codec->bus; |
08fa20ae | 4794 | unsigned int state; |
cb53c626 | 4795 | |
5536c6d6 | 4796 | spin_lock(&codec->power_lock); |
a2d96e77 TI |
4797 | if (codec->power_transition > 0) { /* during power-up sequence? */ |
4798 | spin_unlock(&codec->power_lock); | |
4799 | return; | |
4800 | } | |
2e492462 ML |
4801 | if (!codec->power_on || codec->power_count) { |
4802 | codec->power_transition = 0; | |
5536c6d6 | 4803 | spin_unlock(&codec->power_lock); |
cb53c626 | 4804 | return; |
2e492462 | 4805 | } |
5536c6d6 TI |
4806 | spin_unlock(&codec->power_lock); |
4807 | ||
d17344b3 | 4808 | state = hda_call_codec_suspend(codec, true); |
08fa20ae TI |
4809 | codec->pm_down_notified = 0; |
4810 | if (!bus->power_keep_link_on && (state & AC_PWRST_CLK_STOP_OK)) { | |
4811 | codec->pm_down_notified = 1; | |
68467f51 | 4812 | hda_call_pm_notify(bus, false); |
08fa20ae | 4813 | } |
cb53c626 TI |
4814 | } |
4815 | ||
4816 | static void hda_keep_power_on(struct hda_codec *codec) | |
4817 | { | |
5536c6d6 | 4818 | spin_lock(&codec->power_lock); |
cb53c626 TI |
4819 | codec->power_count++; |
4820 | codec->power_on = 1; | |
a2f6309e | 4821 | codec->power_jiffies = jiffies; |
5536c6d6 | 4822 | spin_unlock(&codec->power_lock); |
a2f6309e TI |
4823 | } |
4824 | ||
d5191e50 | 4825 | /* update the power on/off account with the current jiffies */ |
a2f6309e TI |
4826 | void snd_hda_update_power_acct(struct hda_codec *codec) |
4827 | { | |
4828 | unsigned long delta = jiffies - codec->power_jiffies; | |
4829 | if (codec->power_on) | |
4830 | codec->power_on_acct += delta; | |
4831 | else | |
4832 | codec->power_off_acct += delta; | |
4833 | codec->power_jiffies += delta; | |
cb53c626 TI |
4834 | } |
4835 | ||
b4a91cf0 DR |
4836 | /* Transition to powered up, if wait_power_down then wait for a pending |
4837 | * transition to D3 to complete. A pending D3 transition is indicated | |
4838 | * with power_transition == -1. */ | |
c376e2c7 | 4839 | /* call this with codec->power_lock held! */ |
b4a91cf0 | 4840 | static void __snd_hda_power_up(struct hda_codec *codec, bool wait_power_down) |
cb53c626 | 4841 | { |
33fa35ed TI |
4842 | struct hda_bus *bus = codec->bus; |
4843 | ||
b4a91cf0 DR |
4844 | /* Return if power_on or transitioning to power_on, unless currently |
4845 | * powering down. */ | |
4846 | if ((codec->power_on || codec->power_transition > 0) && | |
c376e2c7 | 4847 | !(wait_power_down && codec->power_transition < 0)) |
cb53c626 | 4848 | return; |
a2d96e77 | 4849 | spin_unlock(&codec->power_lock); |
cb53c626 | 4850 | |
a2d96e77 TI |
4851 | cancel_delayed_work_sync(&codec->power_work); |
4852 | ||
4853 | spin_lock(&codec->power_lock); | |
b43d2247 DR |
4854 | /* If the power down delayed work was cancelled above before starting, |
4855 | * then there is no need to go through power up here. | |
4856 | */ | |
4857 | if (codec->power_on) { | |
535b6c51 TI |
4858 | if (codec->power_transition < 0) |
4859 | codec->power_transition = 0; | |
b43d2247 DR |
4860 | return; |
4861 | } | |
c376e2c7 | 4862 | |
d66fee5d | 4863 | trace_hda_power_up(codec); |
a2f6309e | 4864 | snd_hda_update_power_acct(codec); |
cb53c626 | 4865 | codec->power_on = 1; |
a2f6309e | 4866 | codec->power_jiffies = jiffies; |
7f30830b | 4867 | codec->power_transition = 1; /* avoid reentrance */ |
5536c6d6 TI |
4868 | spin_unlock(&codec->power_lock); |
4869 | ||
08fa20ae TI |
4870 | if (codec->pm_down_notified) { |
4871 | codec->pm_down_notified = 0; | |
68467f51 | 4872 | hda_call_pm_notify(bus, true); |
08fa20ae TI |
4873 | } |
4874 | ||
cb53c626 | 4875 | hda_call_codec_resume(codec); |
5536c6d6 TI |
4876 | |
4877 | spin_lock(&codec->power_lock); | |
a221e287 | 4878 | codec->power_transition = 0; |
cb53c626 | 4879 | } |
b4a91cf0 | 4880 | |
c376e2c7 TI |
4881 | #define power_save(codec) \ |
4882 | ((codec)->bus->power_save ? *(codec)->bus->power_save : 0) | |
1289e9e8 | 4883 | |
c376e2c7 TI |
4884 | /* Transition to powered down */ |
4885 | static void __snd_hda_power_down(struct hda_codec *codec) | |
b4a91cf0 | 4886 | { |
c376e2c7 TI |
4887 | if (!codec->power_on || codec->power_count || codec->power_transition) |
4888 | return; | |
b4a91cf0 | 4889 | |
c376e2c7 TI |
4890 | if (power_save(codec)) { |
4891 | codec->power_transition = -1; /* avoid reentrance */ | |
4892 | queue_delayed_work(codec->bus->workq, &codec->power_work, | |
4893 | msecs_to_jiffies(power_save(codec) * 1000)); | |
4894 | } | |
4895 | } | |
cb53c626 | 4896 | |
d5191e50 | 4897 | /** |
c376e2c7 | 4898 | * snd_hda_power_save - Power-up/down/sync the codec |
d5191e50 | 4899 | * @codec: HD-audio codec |
c376e2c7 | 4900 | * @delta: the counter delta to change |
d5191e50 | 4901 | * |
c376e2c7 TI |
4902 | * Change the power-up counter via @delta, and power up or down the hardware |
4903 | * appropriately. For the power-down, queue to the delayed action. | |
4904 | * Passing zero to @delta means to synchronize the power state. | |
28aedaf7 | 4905 | */ |
c376e2c7 | 4906 | void snd_hda_power_save(struct hda_codec *codec, int delta, bool d3wait) |
cb53c626 | 4907 | { |
5536c6d6 | 4908 | spin_lock(&codec->power_lock); |
c376e2c7 | 4909 | codec->power_count += delta; |
b244d335 | 4910 | trace_hda_power_count(codec); |
c376e2c7 TI |
4911 | if (delta > 0) |
4912 | __snd_hda_power_up(codec, d3wait); | |
4913 | else | |
4914 | __snd_hda_power_down(codec); | |
5536c6d6 | 4915 | spin_unlock(&codec->power_lock); |
cb53c626 | 4916 | } |
c376e2c7 | 4917 | EXPORT_SYMBOL_HDA(snd_hda_power_save); |
cb53c626 | 4918 | |
d5191e50 TI |
4919 | /** |
4920 | * snd_hda_check_amp_list_power - Check the amp list and update the power | |
4921 | * @codec: HD-audio codec | |
4922 | * @check: the object containing an AMP list and the status | |
4923 | * @nid: NID to check / update | |
4924 | * | |
4925 | * Check whether the given NID is in the amp list. If it's in the list, | |
4926 | * check the current AMP status, and update the the power-status according | |
4927 | * to the mute status. | |
4928 | * | |
4929 | * This function is supposed to be set or called from the check_power_status | |
4930 | * patch ops. | |
28aedaf7 | 4931 | */ |
cb53c626 TI |
4932 | int snd_hda_check_amp_list_power(struct hda_codec *codec, |
4933 | struct hda_loopback_check *check, | |
4934 | hda_nid_t nid) | |
4935 | { | |
031024ee | 4936 | const struct hda_amp_list *p; |
cb53c626 TI |
4937 | int ch, v; |
4938 | ||
4939 | if (!check->amplist) | |
4940 | return 0; | |
4941 | for (p = check->amplist; p->nid; p++) { | |
4942 | if (p->nid == nid) | |
4943 | break; | |
4944 | } | |
4945 | if (!p->nid) | |
4946 | return 0; /* nothing changed */ | |
4947 | ||
4948 | for (p = check->amplist; p->nid; p++) { | |
4949 | for (ch = 0; ch < 2; ch++) { | |
4950 | v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir, | |
4951 | p->idx); | |
4952 | if (!(v & HDA_AMP_MUTE) && v > 0) { | |
4953 | if (!check->power_on) { | |
4954 | check->power_on = 1; | |
4955 | snd_hda_power_up(codec); | |
4956 | } | |
4957 | return 1; | |
4958 | } | |
4959 | } | |
4960 | } | |
4961 | if (check->power_on) { | |
4962 | check->power_on = 0; | |
4963 | snd_hda_power_down(codec); | |
4964 | } | |
4965 | return 0; | |
4966 | } | |
ff7a3267 | 4967 | EXPORT_SYMBOL_HDA(snd_hda_check_amp_list_power); |
cb53c626 | 4968 | #endif |
1da177e4 | 4969 | |
c8b6bf9b | 4970 | /* |
d2a6d7dc TI |
4971 | * Channel mode helper |
4972 | */ | |
d5191e50 TI |
4973 | |
4974 | /** | |
4975 | * snd_hda_ch_mode_info - Info callback helper for the channel mode enum | |
4976 | */ | |
0ba21762 TI |
4977 | int snd_hda_ch_mode_info(struct hda_codec *codec, |
4978 | struct snd_ctl_elem_info *uinfo, | |
4979 | const struct hda_channel_mode *chmode, | |
4980 | int num_chmodes) | |
d2a6d7dc TI |
4981 | { |
4982 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
4983 | uinfo->count = 1; | |
4984 | uinfo->value.enumerated.items = num_chmodes; | |
4985 | if (uinfo->value.enumerated.item >= num_chmodes) | |
4986 | uinfo->value.enumerated.item = num_chmodes - 1; | |
4987 | sprintf(uinfo->value.enumerated.name, "%dch", | |
4988 | chmode[uinfo->value.enumerated.item].channels); | |
4989 | return 0; | |
4990 | } | |
ff7a3267 | 4991 | EXPORT_SYMBOL_HDA(snd_hda_ch_mode_info); |
d2a6d7dc | 4992 | |
d5191e50 TI |
4993 | /** |
4994 | * snd_hda_ch_mode_get - Get callback helper for the channel mode enum | |
4995 | */ | |
0ba21762 TI |
4996 | int snd_hda_ch_mode_get(struct hda_codec *codec, |
4997 | struct snd_ctl_elem_value *ucontrol, | |
4998 | const struct hda_channel_mode *chmode, | |
4999 | int num_chmodes, | |
d2a6d7dc TI |
5000 | int max_channels) |
5001 | { | |
5002 | int i; | |
5003 | ||
5004 | for (i = 0; i < num_chmodes; i++) { | |
5005 | if (max_channels == chmode[i].channels) { | |
5006 | ucontrol->value.enumerated.item[0] = i; | |
5007 | break; | |
5008 | } | |
5009 | } | |
5010 | return 0; | |
5011 | } | |
ff7a3267 | 5012 | EXPORT_SYMBOL_HDA(snd_hda_ch_mode_get); |
d2a6d7dc | 5013 | |
d5191e50 TI |
5014 | /** |
5015 | * snd_hda_ch_mode_put - Put callback helper for the channel mode enum | |
5016 | */ | |
0ba21762 TI |
5017 | int snd_hda_ch_mode_put(struct hda_codec *codec, |
5018 | struct snd_ctl_elem_value *ucontrol, | |
5019 | const struct hda_channel_mode *chmode, | |
5020 | int num_chmodes, | |
d2a6d7dc TI |
5021 | int *max_channelsp) |
5022 | { | |
5023 | unsigned int mode; | |
5024 | ||
5025 | mode = ucontrol->value.enumerated.item[0]; | |
68ea7b2f TI |
5026 | if (mode >= num_chmodes) |
5027 | return -EINVAL; | |
82beb8fd | 5028 | if (*max_channelsp == chmode[mode].channels) |
d2a6d7dc TI |
5029 | return 0; |
5030 | /* change the current channel setting */ | |
5031 | *max_channelsp = chmode[mode].channels; | |
5032 | if (chmode[mode].sequence) | |
82beb8fd | 5033 | snd_hda_sequence_write_cache(codec, chmode[mode].sequence); |
d2a6d7dc TI |
5034 | return 1; |
5035 | } | |
ff7a3267 | 5036 | EXPORT_SYMBOL_HDA(snd_hda_ch_mode_put); |
d2a6d7dc | 5037 | |
1da177e4 LT |
5038 | /* |
5039 | * input MUX helper | |
5040 | */ | |
d5191e50 TI |
5041 | |
5042 | /** | |
5043 | * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum | |
5044 | */ | |
0ba21762 TI |
5045 | int snd_hda_input_mux_info(const struct hda_input_mux *imux, |
5046 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
5047 | { |
5048 | unsigned int index; | |
5049 | ||
5050 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
5051 | uinfo->count = 1; | |
5052 | uinfo->value.enumerated.items = imux->num_items; | |
5513b0c5 TI |
5053 | if (!imux->num_items) |
5054 | return 0; | |
1da177e4 LT |
5055 | index = uinfo->value.enumerated.item; |
5056 | if (index >= imux->num_items) | |
5057 | index = imux->num_items - 1; | |
5058 | strcpy(uinfo->value.enumerated.name, imux->items[index].label); | |
5059 | return 0; | |
5060 | } | |
ff7a3267 | 5061 | EXPORT_SYMBOL_HDA(snd_hda_input_mux_info); |
1da177e4 | 5062 | |
d5191e50 TI |
5063 | /** |
5064 | * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum | |
5065 | */ | |
0ba21762 TI |
5066 | int snd_hda_input_mux_put(struct hda_codec *codec, |
5067 | const struct hda_input_mux *imux, | |
5068 | struct snd_ctl_elem_value *ucontrol, | |
5069 | hda_nid_t nid, | |
1da177e4 LT |
5070 | unsigned int *cur_val) |
5071 | { | |
5072 | unsigned int idx; | |
5073 | ||
5513b0c5 TI |
5074 | if (!imux->num_items) |
5075 | return 0; | |
1da177e4 LT |
5076 | idx = ucontrol->value.enumerated.item[0]; |
5077 | if (idx >= imux->num_items) | |
5078 | idx = imux->num_items - 1; | |
82beb8fd | 5079 | if (*cur_val == idx) |
1da177e4 | 5080 | return 0; |
82beb8fd TI |
5081 | snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, |
5082 | imux->items[idx].index); | |
1da177e4 LT |
5083 | *cur_val = idx; |
5084 | return 1; | |
5085 | } | |
ff7a3267 | 5086 | EXPORT_SYMBOL_HDA(snd_hda_input_mux_put); |
1da177e4 LT |
5087 | |
5088 | ||
dda415d4 TI |
5089 | /* |
5090 | * process kcontrol info callback of a simple string enum array | |
5091 | * when @num_items is 0 or @texts is NULL, assume a boolean enum array | |
5092 | */ | |
5093 | int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol, | |
5094 | struct snd_ctl_elem_info *uinfo, | |
5095 | int num_items, const char * const *texts) | |
5096 | { | |
5097 | static const char * const texts_default[] = { | |
5098 | "Disabled", "Enabled" | |
5099 | }; | |
5100 | ||
5101 | if (!texts || !num_items) { | |
5102 | num_items = 2; | |
5103 | texts = texts_default; | |
5104 | } | |
5105 | ||
5106 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
5107 | uinfo->count = 1; | |
5108 | uinfo->value.enumerated.items = num_items; | |
5109 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
5110 | uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; | |
5111 | strcpy(uinfo->value.enumerated.name, | |
5112 | texts[uinfo->value.enumerated.item]); | |
5113 | return 0; | |
5114 | } | |
5115 | EXPORT_SYMBOL_HDA(snd_hda_enum_helper_info); | |
5116 | ||
1da177e4 LT |
5117 | /* |
5118 | * Multi-channel / digital-out PCM helper functions | |
5119 | */ | |
5120 | ||
6b97eb45 TI |
5121 | /* setup SPDIF output stream */ |
5122 | static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, | |
5123 | unsigned int stream_tag, unsigned int format) | |
5124 | { | |
3bef1c37 LD |
5125 | struct hda_spdif_out *spdif; |
5126 | unsigned int curr_fmt; | |
5127 | bool reset; | |
5128 | ||
5129 | spdif = snd_hda_spdif_out_of_nid(codec, nid); | |
5130 | curr_fmt = snd_hda_codec_read(codec, nid, 0, | |
5131 | AC_VERB_GET_STREAM_FORMAT, 0); | |
5132 | reset = codec->spdif_status_reset && | |
5133 | (spdif->ctls & AC_DIG1_ENABLE) && | |
5134 | curr_fmt != format; | |
5135 | ||
5136 | /* turn off SPDIF if needed; otherwise the IEC958 bits won't be | |
5137 | updated */ | |
5138 | if (reset) | |
28aedaf7 | 5139 | set_dig_out_convert(codec, nid, |
7c935976 | 5140 | spdif->ctls & ~AC_DIG1_ENABLE & 0xff, |
2f72853c | 5141 | -1); |
6b97eb45 | 5142 | snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format); |
2f72853c | 5143 | if (codec->slave_dig_outs) { |
dda14410 | 5144 | const hda_nid_t *d; |
2f72853c TI |
5145 | for (d = codec->slave_dig_outs; *d; d++) |
5146 | snd_hda_codec_setup_stream(codec, *d, stream_tag, 0, | |
5147 | format); | |
5148 | } | |
6b97eb45 | 5149 | /* turn on again (if needed) */ |
3bef1c37 | 5150 | if (reset) |
2f72853c | 5151 | set_dig_out_convert(codec, nid, |
7c935976 | 5152 | spdif->ctls & 0xff, -1); |
2f72853c | 5153 | } |
de51ca12 | 5154 | |
2f72853c TI |
5155 | static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid) |
5156 | { | |
5157 | snd_hda_codec_cleanup_stream(codec, nid); | |
5158 | if (codec->slave_dig_outs) { | |
dda14410 | 5159 | const hda_nid_t *d; |
2f72853c TI |
5160 | for (d = codec->slave_dig_outs; *d; d++) |
5161 | snd_hda_codec_cleanup_stream(codec, *d); | |
de51ca12 | 5162 | } |
6b97eb45 TI |
5163 | } |
5164 | ||
d5191e50 TI |
5165 | /** |
5166 | * snd_hda_bus_reboot_notify - call the reboot notifier of each codec | |
5167 | * @bus: HD-audio bus | |
5168 | */ | |
fb8d1a34 TI |
5169 | void snd_hda_bus_reboot_notify(struct hda_bus *bus) |
5170 | { | |
5171 | struct hda_codec *codec; | |
5172 | ||
5173 | if (!bus) | |
5174 | return; | |
5175 | list_for_each_entry(codec, &bus->codec_list, list) { | |
e581f3db TI |
5176 | if (hda_codec_is_power_on(codec) && |
5177 | codec->patch_ops.reboot_notify) | |
fb8d1a34 TI |
5178 | codec->patch_ops.reboot_notify(codec); |
5179 | } | |
5180 | } | |
8f217a22 | 5181 | EXPORT_SYMBOL_HDA(snd_hda_bus_reboot_notify); |
fb8d1a34 | 5182 | |
d5191e50 TI |
5183 | /** |
5184 | * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode | |
1da177e4 | 5185 | */ |
0ba21762 TI |
5186 | int snd_hda_multi_out_dig_open(struct hda_codec *codec, |
5187 | struct hda_multi_out *mout) | |
1da177e4 | 5188 | { |
62932df8 | 5189 | mutex_lock(&codec->spdif_mutex); |
5930ca41 TI |
5190 | if (mout->dig_out_used == HDA_DIG_ANALOG_DUP) |
5191 | /* already opened as analog dup; reset it once */ | |
2f72853c | 5192 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 | 5193 | mout->dig_out_used = HDA_DIG_EXCLUSIVE; |
62932df8 | 5194 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5195 | return 0; |
5196 | } | |
ff7a3267 | 5197 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_open); |
1da177e4 | 5198 | |
d5191e50 TI |
5199 | /** |
5200 | * snd_hda_multi_out_dig_prepare - prepare the digital out stream | |
5201 | */ | |
6b97eb45 TI |
5202 | int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, |
5203 | struct hda_multi_out *mout, | |
5204 | unsigned int stream_tag, | |
5205 | unsigned int format, | |
5206 | struct snd_pcm_substream *substream) | |
5207 | { | |
5208 | mutex_lock(&codec->spdif_mutex); | |
5209 | setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format); | |
5210 | mutex_unlock(&codec->spdif_mutex); | |
5211 | return 0; | |
5212 | } | |
ff7a3267 | 5213 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_prepare); |
6b97eb45 | 5214 | |
d5191e50 TI |
5215 | /** |
5216 | * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream | |
5217 | */ | |
9411e21c TI |
5218 | int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, |
5219 | struct hda_multi_out *mout) | |
5220 | { | |
5221 | mutex_lock(&codec->spdif_mutex); | |
5222 | cleanup_dig_out_stream(codec, mout->dig_out_nid); | |
5223 | mutex_unlock(&codec->spdif_mutex); | |
5224 | return 0; | |
5225 | } | |
5226 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_cleanup); | |
5227 | ||
d5191e50 TI |
5228 | /** |
5229 | * snd_hda_multi_out_dig_close - release the digital out stream | |
1da177e4 | 5230 | */ |
0ba21762 TI |
5231 | int snd_hda_multi_out_dig_close(struct hda_codec *codec, |
5232 | struct hda_multi_out *mout) | |
1da177e4 | 5233 | { |
62932df8 | 5234 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 5235 | mout->dig_out_used = 0; |
62932df8 | 5236 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5237 | return 0; |
5238 | } | |
ff7a3267 | 5239 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_close); |
1da177e4 | 5240 | |
d5191e50 TI |
5241 | /** |
5242 | * snd_hda_multi_out_analog_open - open analog outputs | |
5243 | * | |
5244 | * Open analog outputs and set up the hw-constraints. | |
5245 | * If the digital outputs can be opened as slave, open the digital | |
5246 | * outputs, too. | |
1da177e4 | 5247 | */ |
0ba21762 TI |
5248 | int snd_hda_multi_out_analog_open(struct hda_codec *codec, |
5249 | struct hda_multi_out *mout, | |
9a08160b TI |
5250 | struct snd_pcm_substream *substream, |
5251 | struct hda_pcm_stream *hinfo) | |
5252 | { | |
5253 | struct snd_pcm_runtime *runtime = substream->runtime; | |
5254 | runtime->hw.channels_max = mout->max_channels; | |
5255 | if (mout->dig_out_nid) { | |
5256 | if (!mout->analog_rates) { | |
5257 | mout->analog_rates = hinfo->rates; | |
5258 | mout->analog_formats = hinfo->formats; | |
5259 | mout->analog_maxbps = hinfo->maxbps; | |
5260 | } else { | |
5261 | runtime->hw.rates = mout->analog_rates; | |
5262 | runtime->hw.formats = mout->analog_formats; | |
5263 | hinfo->maxbps = mout->analog_maxbps; | |
5264 | } | |
5265 | if (!mout->spdif_rates) { | |
5266 | snd_hda_query_supported_pcm(codec, mout->dig_out_nid, | |
5267 | &mout->spdif_rates, | |
5268 | &mout->spdif_formats, | |
5269 | &mout->spdif_maxbps); | |
5270 | } | |
5271 | mutex_lock(&codec->spdif_mutex); | |
5272 | if (mout->share_spdif) { | |
022b466f TI |
5273 | if ((runtime->hw.rates & mout->spdif_rates) && |
5274 | (runtime->hw.formats & mout->spdif_formats)) { | |
5275 | runtime->hw.rates &= mout->spdif_rates; | |
5276 | runtime->hw.formats &= mout->spdif_formats; | |
5277 | if (mout->spdif_maxbps < hinfo->maxbps) | |
5278 | hinfo->maxbps = mout->spdif_maxbps; | |
5279 | } else { | |
5280 | mout->share_spdif = 0; | |
5281 | /* FIXME: need notify? */ | |
5282 | } | |
9a08160b | 5283 | } |
eaa9985b | 5284 | mutex_unlock(&codec->spdif_mutex); |
9a08160b | 5285 | } |
1da177e4 LT |
5286 | return snd_pcm_hw_constraint_step(substream->runtime, 0, |
5287 | SNDRV_PCM_HW_PARAM_CHANNELS, 2); | |
5288 | } | |
ff7a3267 | 5289 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_open); |
1da177e4 | 5290 | |
d5191e50 TI |
5291 | /** |
5292 | * snd_hda_multi_out_analog_prepare - Preapre the analog outputs. | |
5293 | * | |
5294 | * Set up the i/o for analog out. | |
5295 | * When the digital out is available, copy the front out to digital out, too. | |
1da177e4 | 5296 | */ |
0ba21762 TI |
5297 | int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, |
5298 | struct hda_multi_out *mout, | |
1da177e4 LT |
5299 | unsigned int stream_tag, |
5300 | unsigned int format, | |
c8b6bf9b | 5301 | struct snd_pcm_substream *substream) |
1da177e4 | 5302 | { |
dda14410 | 5303 | const hda_nid_t *nids = mout->dac_nids; |
1da177e4 | 5304 | int chs = substream->runtime->channels; |
e3245cdd | 5305 | struct hda_spdif_out *spdif; |
1da177e4 LT |
5306 | int i; |
5307 | ||
62932df8 | 5308 | mutex_lock(&codec->spdif_mutex); |
e3245cdd | 5309 | spdif = snd_hda_spdif_out_of_nid(codec, mout->dig_out_nid); |
9a08160b TI |
5310 | if (mout->dig_out_nid && mout->share_spdif && |
5311 | mout->dig_out_used != HDA_DIG_EXCLUSIVE) { | |
1da177e4 | 5312 | if (chs == 2 && |
0ba21762 TI |
5313 | snd_hda_is_supported_format(codec, mout->dig_out_nid, |
5314 | format) && | |
7c935976 | 5315 | !(spdif->status & IEC958_AES0_NONAUDIO)) { |
1da177e4 | 5316 | mout->dig_out_used = HDA_DIG_ANALOG_DUP; |
6b97eb45 TI |
5317 | setup_dig_out_stream(codec, mout->dig_out_nid, |
5318 | stream_tag, format); | |
1da177e4 LT |
5319 | } else { |
5320 | mout->dig_out_used = 0; | |
2f72853c | 5321 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 LT |
5322 | } |
5323 | } | |
62932df8 | 5324 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5325 | |
5326 | /* front */ | |
0ba21762 TI |
5327 | snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag, |
5328 | 0, format); | |
d29240ce TI |
5329 | if (!mout->no_share_stream && |
5330 | mout->hp_nid && mout->hp_nid != nids[HDA_FRONT]) | |
1da177e4 | 5331 | /* headphone out will just decode front left/right (stereo) */ |
0ba21762 TI |
5332 | snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, |
5333 | 0, format); | |
82bc955f | 5334 | /* extra outputs copied from front */ |
a06dbfc2 TI |
5335 | for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) |
5336 | if (!mout->no_share_stream && mout->hp_out_nid[i]) | |
5337 | snd_hda_codec_setup_stream(codec, | |
5338 | mout->hp_out_nid[i], | |
5339 | stream_tag, 0, format); | |
82bc955f | 5340 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) |
d29240ce | 5341 | if (!mout->no_share_stream && mout->extra_out_nid[i]) |
82bc955f TI |
5342 | snd_hda_codec_setup_stream(codec, |
5343 | mout->extra_out_nid[i], | |
5344 | stream_tag, 0, format); | |
5345 | ||
1da177e4 LT |
5346 | /* surrounds */ |
5347 | for (i = 1; i < mout->num_dacs; i++) { | |
4b3acaf5 | 5348 | if (chs >= (i + 1) * 2) /* independent out */ |
0ba21762 TI |
5349 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
5350 | i * 2, format); | |
d29240ce | 5351 | else if (!mout->no_share_stream) /* copy front */ |
0ba21762 TI |
5352 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
5353 | 0, format); | |
1da177e4 LT |
5354 | } |
5355 | return 0; | |
5356 | } | |
ff7a3267 | 5357 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_prepare); |
1da177e4 | 5358 | |
d5191e50 TI |
5359 | /** |
5360 | * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out | |
1da177e4 | 5361 | */ |
0ba21762 TI |
5362 | int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, |
5363 | struct hda_multi_out *mout) | |
1da177e4 | 5364 | { |
dda14410 | 5365 | const hda_nid_t *nids = mout->dac_nids; |
1da177e4 LT |
5366 | int i; |
5367 | ||
5368 | for (i = 0; i < mout->num_dacs; i++) | |
888afa15 | 5369 | snd_hda_codec_cleanup_stream(codec, nids[i]); |
1da177e4 | 5370 | if (mout->hp_nid) |
888afa15 | 5371 | snd_hda_codec_cleanup_stream(codec, mout->hp_nid); |
a06dbfc2 TI |
5372 | for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) |
5373 | if (mout->hp_out_nid[i]) | |
5374 | snd_hda_codec_cleanup_stream(codec, | |
5375 | mout->hp_out_nid[i]); | |
82bc955f TI |
5376 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) |
5377 | if (mout->extra_out_nid[i]) | |
888afa15 TI |
5378 | snd_hda_codec_cleanup_stream(codec, |
5379 | mout->extra_out_nid[i]); | |
62932df8 | 5380 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 5381 | if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) { |
2f72853c | 5382 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 LT |
5383 | mout->dig_out_used = 0; |
5384 | } | |
62932df8 | 5385 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5386 | return 0; |
5387 | } | |
ff7a3267 | 5388 | EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_cleanup); |
1da177e4 | 5389 | |
4740860b TI |
5390 | /** |
5391 | * snd_hda_get_default_vref - Get the default (mic) VREF pin bits | |
5392 | * | |
5393 | * Guess the suitable VREF pin bits to be set as the pin-control value. | |
5394 | * Note: the function doesn't set the AC_PINCTL_IN_EN bit. | |
5395 | */ | |
5396 | unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin) | |
5397 | { | |
5398 | unsigned int pincap; | |
5399 | unsigned int oldval; | |
5400 | oldval = snd_hda_codec_read(codec, pin, 0, | |
5401 | AC_VERB_GET_PIN_WIDGET_CONTROL, 0); | |
5402 | pincap = snd_hda_query_pin_caps(codec, pin); | |
5403 | pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; | |
5404 | /* Exception: if the default pin setup is vref50, we give it priority */ | |
5405 | if ((pincap & AC_PINCAP_VREF_80) && oldval != PIN_VREF50) | |
5406 | return AC_PINCTL_VREF_80; | |
5407 | else if (pincap & AC_PINCAP_VREF_50) | |
5408 | return AC_PINCTL_VREF_50; | |
5409 | else if (pincap & AC_PINCAP_VREF_100) | |
5410 | return AC_PINCTL_VREF_100; | |
5411 | else if (pincap & AC_PINCAP_VREF_GRD) | |
5412 | return AC_PINCTL_VREF_GRD; | |
5413 | return AC_PINCTL_VREF_HIZ; | |
5414 | } | |
5415 | EXPORT_SYMBOL_HDA(snd_hda_get_default_vref); | |
5416 | ||
62f3a2f7 TI |
5417 | /* correct the pin ctl value for matching with the pin cap */ |
5418 | unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, | |
5419 | hda_nid_t pin, unsigned int val) | |
5420 | { | |
5421 | static unsigned int cap_lists[][2] = { | |
5422 | { AC_PINCTL_VREF_100, AC_PINCAP_VREF_100 }, | |
5423 | { AC_PINCTL_VREF_80, AC_PINCAP_VREF_80 }, | |
5424 | { AC_PINCTL_VREF_50, AC_PINCAP_VREF_50 }, | |
5425 | { AC_PINCTL_VREF_GRD, AC_PINCAP_VREF_GRD }, | |
5426 | }; | |
5427 | unsigned int cap; | |
5428 | ||
5429 | if (!val) | |
5430 | return 0; | |
5431 | cap = snd_hda_query_pin_caps(codec, pin); | |
5432 | if (!cap) | |
5433 | return val; /* don't know what to do... */ | |
5434 | ||
5435 | if (val & AC_PINCTL_OUT_EN) { | |
5436 | if (!(cap & AC_PINCAP_OUT)) | |
5437 | val &= ~(AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); | |
5438 | else if ((val & AC_PINCTL_HP_EN) && !(cap & AC_PINCAP_HP_DRV)) | |
5439 | val &= ~AC_PINCTL_HP_EN; | |
5440 | } | |
5441 | ||
5442 | if (val & AC_PINCTL_IN_EN) { | |
5443 | if (!(cap & AC_PINCAP_IN)) | |
5444 | val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN); | |
5445 | else { | |
5446 | unsigned int vcap, vref; | |
5447 | int i; | |
5448 | vcap = (cap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; | |
5449 | vref = val & AC_PINCTL_VREFEN; | |
5450 | for (i = 0; i < ARRAY_SIZE(cap_lists); i++) { | |
5451 | if (vref == cap_lists[i][0] && | |
5452 | !(vcap & cap_lists[i][1])) { | |
5453 | if (i == ARRAY_SIZE(cap_lists) - 1) | |
5454 | vref = AC_PINCTL_VREF_HIZ; | |
5455 | else | |
5456 | vref = cap_lists[i + 1][0]; | |
5457 | } | |
5458 | } | |
5459 | val &= ~AC_PINCTL_VREFEN; | |
5460 | val |= vref; | |
5461 | } | |
5462 | } | |
5463 | ||
5464 | return val; | |
5465 | } | |
5466 | EXPORT_SYMBOL_HDA(snd_hda_correct_pin_ctl); | |
5467 | ||
cdd03ced TI |
5468 | int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, |
5469 | unsigned int val, bool cached) | |
5470 | { | |
62f3a2f7 | 5471 | val = snd_hda_correct_pin_ctl(codec, pin, val); |
d7fdc00a | 5472 | snd_hda_codec_set_pin_target(codec, pin, val); |
cdd03ced TI |
5473 | if (cached) |
5474 | return snd_hda_codec_update_cache(codec, pin, 0, | |
5475 | AC_VERB_SET_PIN_WIDGET_CONTROL, val); | |
5476 | else | |
5477 | return snd_hda_codec_write(codec, pin, 0, | |
5478 | AC_VERB_SET_PIN_WIDGET_CONTROL, val); | |
5479 | } | |
5480 | EXPORT_SYMBOL_HDA(_snd_hda_set_pin_ctl); | |
5481 | ||
990061c2 TI |
5482 | /** |
5483 | * snd_hda_add_imux_item - Add an item to input_mux | |
5484 | * | |
5485 | * When the same label is used already in the existing items, the number | |
5486 | * suffix is appended to the label. This label index number is stored | |
5487 | * to type_idx when non-NULL pointer is given. | |
5488 | */ | |
10a20af7 TI |
5489 | int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label, |
5490 | int index, int *type_idx) | |
5491 | { | |
5492 | int i, label_idx = 0; | |
5493 | if (imux->num_items >= HDA_MAX_NUM_INPUTS) { | |
5494 | snd_printd(KERN_ERR "hda_codec: Too many imux items!\n"); | |
5495 | return -EINVAL; | |
5496 | } | |
5497 | for (i = 0; i < imux->num_items; i++) { | |
5498 | if (!strncmp(label, imux->items[i].label, strlen(label))) | |
5499 | label_idx++; | |
d7b1ae9d | 5500 | } |
10a20af7 TI |
5501 | if (type_idx) |
5502 | *type_idx = label_idx; | |
5503 | if (label_idx > 0) | |
5504 | snprintf(imux->items[imux->num_items].label, | |
5505 | sizeof(imux->items[imux->num_items].label), | |
5506 | "%s %d", label, label_idx); | |
b5786e85 | 5507 | else |
10a20af7 TI |
5508 | strlcpy(imux->items[imux->num_items].label, label, |
5509 | sizeof(imux->items[imux->num_items].label)); | |
5510 | imux->items[imux->num_items].index = index; | |
5511 | imux->num_items++; | |
5512 | return 0; | |
d7b1ae9d | 5513 | } |
10a20af7 | 5514 | EXPORT_SYMBOL_HDA(snd_hda_add_imux_item); |
d7b1ae9d | 5515 | |
4a471b7d | 5516 | |
1da177e4 LT |
5517 | #ifdef CONFIG_PM |
5518 | /* | |
5519 | * power management | |
5520 | */ | |
5521 | ||
5522 | /** | |
5523 | * snd_hda_suspend - suspend the codecs | |
5524 | * @bus: the HDA bus | |
1da177e4 LT |
5525 | * |
5526 | * Returns 0 if successful. | |
5527 | */ | |
8dd78330 | 5528 | int snd_hda_suspend(struct hda_bus *bus) |
1da177e4 | 5529 | { |
0ba21762 | 5530 | struct hda_codec *codec; |
1da177e4 | 5531 | |
0ba21762 | 5532 | list_for_each_entry(codec, &bus->codec_list, list) { |
26a6cb6c | 5533 | cancel_delayed_work_sync(&codec->jackpoll_work); |
e581f3db | 5534 | if (hda_codec_is_power_on(codec)) |
d17344b3 | 5535 | hda_call_codec_suspend(codec, false); |
1da177e4 LT |
5536 | } |
5537 | return 0; | |
5538 | } | |
ff7a3267 | 5539 | EXPORT_SYMBOL_HDA(snd_hda_suspend); |
1da177e4 LT |
5540 | |
5541 | /** | |
5542 | * snd_hda_resume - resume the codecs | |
5543 | * @bus: the HDA bus | |
1da177e4 LT |
5544 | * |
5545 | * Returns 0 if successful. | |
5546 | */ | |
5547 | int snd_hda_resume(struct hda_bus *bus) | |
5548 | { | |
0ba21762 | 5549 | struct hda_codec *codec; |
1da177e4 | 5550 | |
0ba21762 | 5551 | list_for_each_entry(codec, &bus->codec_list, list) { |
7f30830b | 5552 | hda_call_codec_resume(codec); |
1da177e4 | 5553 | } |
1da177e4 LT |
5554 | return 0; |
5555 | } | |
ff7a3267 | 5556 | EXPORT_SYMBOL_HDA(snd_hda_resume); |
1289e9e8 | 5557 | #endif /* CONFIG_PM */ |
b2e18597 TI |
5558 | |
5559 | /* | |
5560 | * generic arrays | |
5561 | */ | |
5562 | ||
d5191e50 TI |
5563 | /** |
5564 | * snd_array_new - get a new element from the given array | |
5565 | * @array: the array object | |
28aedaf7 | 5566 | * |
d5191e50 TI |
5567 | * Get a new element from the given array. If it exceeds the |
5568 | * pre-allocated array size, re-allocate the array. | |
5569 | * | |
5570 | * Returns NULL if allocation failed. | |
b2e18597 TI |
5571 | */ |
5572 | void *snd_array_new(struct snd_array *array) | |
5573 | { | |
12f17717 TI |
5574 | if (snd_BUG_ON(!array->elem_size)) |
5575 | return NULL; | |
b2e18597 TI |
5576 | if (array->used >= array->alloced) { |
5577 | int num = array->alloced + array->alloc_align; | |
3101ba03 | 5578 | int size = (num + 1) * array->elem_size; |
b910d9ae TI |
5579 | void *nlist; |
5580 | if (snd_BUG_ON(num >= 4096)) | |
5581 | return NULL; | |
5265fd9a | 5582 | nlist = krealloc(array->list, size, GFP_KERNEL | __GFP_ZERO); |
b2e18597 TI |
5583 | if (!nlist) |
5584 | return NULL; | |
b2e18597 TI |
5585 | array->list = nlist; |
5586 | array->alloced = num; | |
5587 | } | |
f43aa025 | 5588 | return snd_array_elem(array, array->used++); |
b2e18597 | 5589 | } |
ff7a3267 | 5590 | EXPORT_SYMBOL_HDA(snd_array_new); |
b2e18597 | 5591 | |
d5191e50 TI |
5592 | /** |
5593 | * snd_array_free - free the given array elements | |
5594 | * @array: the array object | |
5595 | */ | |
b2e18597 TI |
5596 | void snd_array_free(struct snd_array *array) |
5597 | { | |
5598 | kfree(array->list); | |
5599 | array->used = 0; | |
5600 | array->alloced = 0; | |
5601 | array->list = NULL; | |
5602 | } | |
ff7a3267 | 5603 | EXPORT_SYMBOL_HDA(snd_array_free); |
b2022266 | 5604 | |
d5191e50 TI |
5605 | /** |
5606 | * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer | |
5607 | * @pcm: PCM caps bits | |
5608 | * @buf: the string buffer to write | |
5609 | * @buflen: the max buffer length | |
5610 | * | |
5611 | * used by hda_proc.c and hda_eld.c | |
5612 | */ | |
b2022266 TI |
5613 | void snd_print_pcm_bits(int pcm, char *buf, int buflen) |
5614 | { | |
5615 | static unsigned int bits[] = { 8, 16, 20, 24, 32 }; | |
5616 | int i, j; | |
5617 | ||
5618 | for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++) | |
5619 | if (pcm & (AC_SUPPCM_BITS_8 << i)) | |
5620 | j += snprintf(buf + j, buflen - j, " %d", bits[i]); | |
5621 | ||
5622 | buf[j] = '\0'; /* necessary when j == 0 */ | |
5623 | } | |
ff7a3267 | 5624 | EXPORT_SYMBOL_HDA(snd_print_pcm_bits); |
1289e9e8 TI |
5625 | |
5626 | MODULE_DESCRIPTION("HDA codec core"); | |
5627 | MODULE_LICENSE("GPL"); |