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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Universal Interface for Intel High Definition Audio Codec | |
3 | * | |
4 | * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> | |
5 | * | |
6 | * | |
7 | * This driver is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This driver is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
18478e8b | 22 | #include <linux/mm.h> |
1da177e4 LT |
23 | #include <linux/init.h> |
24 | #include <linux/delay.h> | |
25 | #include <linux/slab.h> | |
62932df8 | 26 | #include <linux/mutex.h> |
da155d5b | 27 | #include <linux/module.h> |
f4d6a55d | 28 | #include <linux/async.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" }, |
dff86f86 | 70 | { 0x1af4, "QEMU" }, |
1da177e4 | 71 | { 0x434d, "C-Media" }, |
74c61133 | 72 | { 0x8086, "Intel" }, |
2f2f4251 | 73 | { 0x8384, "SigmaTel" }, |
1da177e4 LT |
74 | {} /* terminator */ |
75 | }; | |
76 | ||
1289e9e8 TI |
77 | static DEFINE_MUTEX(preset_mutex); |
78 | static LIST_HEAD(hda_preset_tables); | |
79 | ||
80 | int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset) | |
81 | { | |
82 | mutex_lock(&preset_mutex); | |
83 | list_add_tail(&preset->list, &hda_preset_tables); | |
84 | mutex_unlock(&preset_mutex); | |
85 | return 0; | |
86 | } | |
2698ea98 | 87 | EXPORT_SYMBOL_GPL(snd_hda_add_codec_preset); |
1289e9e8 TI |
88 | |
89 | int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset) | |
90 | { | |
91 | mutex_lock(&preset_mutex); | |
92 | list_del(&preset->list); | |
93 | mutex_unlock(&preset_mutex); | |
94 | return 0; | |
95 | } | |
2698ea98 | 96 | EXPORT_SYMBOL_GPL(snd_hda_delete_codec_preset); |
1da177e4 | 97 | |
83012a7c | 98 | #ifdef CONFIG_PM |
d846b174 | 99 | #define codec_in_pm(codec) ((codec)->in_pm) |
cb53c626 TI |
100 | static void hda_power_work(struct work_struct *work); |
101 | static void hda_keep_power_on(struct hda_codec *codec); | |
e581f3db | 102 | #define hda_codec_is_power_on(codec) ((codec)->power_on) |
a40e0a88 TI |
103 | |
104 | static void hda_call_pm_notify(struct hda_codec *codec, bool power_up) | |
68467f51 | 105 | { |
a40e0a88 TI |
106 | struct hda_bus *bus = codec->bus; |
107 | ||
108 | if ((power_up && codec->pm_up_notified) || | |
109 | (!power_up && !codec->pm_up_notified)) | |
110 | return; | |
68467f51 TI |
111 | if (bus->ops.pm_notify) |
112 | bus->ops.pm_notify(bus, power_up); | |
a40e0a88 | 113 | codec->pm_up_notified = power_up; |
68467f51 | 114 | } |
a40e0a88 | 115 | |
cb53c626 | 116 | #else |
d846b174 | 117 | #define codec_in_pm(codec) 0 |
cb53c626 | 118 | static inline void hda_keep_power_on(struct hda_codec *codec) {} |
e581f3db | 119 | #define hda_codec_is_power_on(codec) 1 |
a40e0a88 | 120 | #define hda_call_pm_notify(codec, state) {} |
cb53c626 TI |
121 | #endif |
122 | ||
d5191e50 TI |
123 | /** |
124 | * snd_hda_get_jack_location - Give a location string of the jack | |
125 | * @cfg: pin default config value | |
126 | * | |
127 | * Parse the pin default config value and returns the string of the | |
128 | * jack location, e.g. "Rear", "Front", etc. | |
129 | */ | |
50a9f790 MR |
130 | const char *snd_hda_get_jack_location(u32 cfg) |
131 | { | |
132 | static char *bases[7] = { | |
133 | "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", | |
134 | }; | |
135 | static unsigned char specials_idx[] = { | |
136 | 0x07, 0x08, | |
137 | 0x17, 0x18, 0x19, | |
138 | 0x37, 0x38 | |
139 | }; | |
140 | static char *specials[] = { | |
141 | "Rear Panel", "Drive Bar", | |
142 | "Riser", "HDMI", "ATAPI", | |
143 | "Mobile-In", "Mobile-Out" | |
144 | }; | |
145 | int i; | |
146 | cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; | |
147 | if ((cfg & 0x0f) < 7) | |
148 | return bases[cfg & 0x0f]; | |
149 | for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { | |
150 | if (cfg == specials_idx[i]) | |
151 | return specials[i]; | |
152 | } | |
153 | return "UNKNOWN"; | |
154 | } | |
2698ea98 | 155 | EXPORT_SYMBOL_GPL(snd_hda_get_jack_location); |
50a9f790 | 156 | |
d5191e50 TI |
157 | /** |
158 | * snd_hda_get_jack_connectivity - Give a connectivity string of the jack | |
159 | * @cfg: pin default config value | |
160 | * | |
161 | * Parse the pin default config value and returns the string of the | |
162 | * jack connectivity, i.e. external or internal connection. | |
163 | */ | |
50a9f790 MR |
164 | const char *snd_hda_get_jack_connectivity(u32 cfg) |
165 | { | |
166 | static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; | |
167 | ||
168 | return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3]; | |
169 | } | |
2698ea98 | 170 | EXPORT_SYMBOL_GPL(snd_hda_get_jack_connectivity); |
50a9f790 | 171 | |
d5191e50 TI |
172 | /** |
173 | * snd_hda_get_jack_type - Give a type string of the jack | |
174 | * @cfg: pin default config value | |
175 | * | |
176 | * Parse the pin default config value and returns the string of the | |
177 | * jack type, i.e. the purpose of the jack, such as Line-Out or CD. | |
178 | */ | |
50a9f790 MR |
179 | const char *snd_hda_get_jack_type(u32 cfg) |
180 | { | |
181 | static char *jack_types[16] = { | |
182 | "Line Out", "Speaker", "HP Out", "CD", | |
183 | "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", | |
184 | "Line In", "Aux", "Mic", "Telephony", | |
aeb3a972 | 185 | "SPDIF In", "Digital In", "Reserved", "Other" |
50a9f790 MR |
186 | }; |
187 | ||
188 | return jack_types[(cfg & AC_DEFCFG_DEVICE) | |
189 | >> AC_DEFCFG_DEVICE_SHIFT]; | |
190 | } | |
2698ea98 | 191 | EXPORT_SYMBOL_GPL(snd_hda_get_jack_type); |
50a9f790 | 192 | |
33fa35ed TI |
193 | /* |
194 | * Compose a 32bit command word to be sent to the HD-audio controller | |
195 | */ | |
196 | static inline unsigned int | |
e7ecc27e | 197 | make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int flags, |
33fa35ed TI |
198 | unsigned int verb, unsigned int parm) |
199 | { | |
200 | u32 val; | |
201 | ||
e7ecc27e | 202 | if ((codec->addr & ~0xf) || (nid & ~0x7f) || |
82e1b804 | 203 | (verb & ~0xfff) || (parm & ~0xffff)) { |
4e76a883 | 204 | codec_err(codec, "hda-codec: out of range cmd %x:%x:%x:%x\n", |
e7ecc27e | 205 | codec->addr, nid, verb, parm); |
6430aeeb WF |
206 | return ~0; |
207 | } | |
208 | ||
209 | val = (u32)codec->addr << 28; | |
33fa35ed TI |
210 | val |= (u32)nid << 20; |
211 | val |= verb << 8; | |
212 | val |= parm; | |
213 | return val; | |
214 | } | |
215 | ||
aa2936f5 TI |
216 | /* |
217 | * Send and receive a verb | |
218 | */ | |
219 | static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, | |
e7ecc27e | 220 | int flags, unsigned int *res) |
aa2936f5 TI |
221 | { |
222 | struct hda_bus *bus = codec->bus; | |
8dd78330 | 223 | int err; |
aa2936f5 | 224 | |
6430aeeb WF |
225 | if (cmd == ~0) |
226 | return -1; | |
227 | ||
aa2936f5 TI |
228 | if (res) |
229 | *res = -1; | |
8dd78330 | 230 | again: |
aa2936f5 TI |
231 | snd_hda_power_up(codec); |
232 | mutex_lock(&bus->cmd_mutex); | |
63e51fd7 TI |
233 | if (flags & HDA_RW_NO_RESPONSE_FALLBACK) |
234 | bus->no_response_fallback = 1; | |
3bcce5c0 TI |
235 | for (;;) { |
236 | trace_hda_send_cmd(codec, cmd); | |
237 | err = bus->ops.command(bus, cmd); | |
238 | if (err != -EAGAIN) | |
239 | break; | |
240 | /* process pending verbs */ | |
241 | bus->ops.get_response(bus, codec->addr); | |
242 | } | |
d66fee5d | 243 | if (!err && res) { |
deadff16 | 244 | *res = bus->ops.get_response(bus, codec->addr); |
d66fee5d TI |
245 | trace_hda_get_response(codec, *res); |
246 | } | |
63e51fd7 | 247 | bus->no_response_fallback = 0; |
aa2936f5 TI |
248 | mutex_unlock(&bus->cmd_mutex); |
249 | snd_hda_power_down(codec); | |
d846b174 | 250 | if (!codec_in_pm(codec) && res && *res == -1 && bus->rirb_error) { |
8dd78330 | 251 | if (bus->response_reset) { |
4e76a883 TI |
252 | codec_dbg(codec, |
253 | "resetting BUS due to fatal communication error\n"); | |
d66fee5d | 254 | trace_hda_bus_reset(bus); |
8dd78330 TI |
255 | bus->ops.bus_reset(bus); |
256 | } | |
257 | goto again; | |
258 | } | |
259 | /* clear reset-flag when the communication gets recovered */ | |
d846b174 | 260 | if (!err || codec_in_pm(codec)) |
8dd78330 | 261 | bus->response_reset = 0; |
aa2936f5 TI |
262 | return err; |
263 | } | |
264 | ||
1da177e4 LT |
265 | /** |
266 | * snd_hda_codec_read - send a command and get the response | |
267 | * @codec: the HDA codec | |
268 | * @nid: NID to send the command | |
e7ecc27e | 269 | * @flags: optional bit flags |
1da177e4 LT |
270 | * @verb: the verb to send |
271 | * @parm: the parameter for the verb | |
272 | * | |
273 | * Send a single command and read the corresponding response. | |
274 | * | |
275 | * Returns the obtained response value, or -1 for an error. | |
276 | */ | |
0ba21762 | 277 | unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, |
e7ecc27e | 278 | int flags, |
1da177e4 LT |
279 | unsigned int verb, unsigned int parm) |
280 | { | |
e7ecc27e | 281 | unsigned cmd = make_codec_cmd(codec, nid, flags, verb, parm); |
aa2936f5 | 282 | unsigned int res; |
e7ecc27e | 283 | if (codec_exec_verb(codec, cmd, flags, &res)) |
9857edfd | 284 | return -1; |
1da177e4 LT |
285 | return res; |
286 | } | |
2698ea98 | 287 | EXPORT_SYMBOL_GPL(snd_hda_codec_read); |
1da177e4 LT |
288 | |
289 | /** | |
290 | * snd_hda_codec_write - send a single command without waiting for response | |
291 | * @codec: the HDA codec | |
292 | * @nid: NID to send the command | |
e7ecc27e | 293 | * @flags: optional bit flags |
1da177e4 LT |
294 | * @verb: the verb to send |
295 | * @parm: the parameter for the verb | |
296 | * | |
297 | * Send a single command without waiting for response. | |
298 | * | |
299 | * Returns 0 if successful, or a negative error code. | |
300 | */ | |
e7ecc27e TI |
301 | int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int flags, |
302 | unsigned int verb, unsigned int parm) | |
1da177e4 | 303 | { |
e7ecc27e | 304 | unsigned int cmd = make_codec_cmd(codec, nid, flags, verb, parm); |
33fa35ed | 305 | unsigned int res; |
e7ecc27e | 306 | return codec_exec_verb(codec, cmd, flags, |
b20f3b83 | 307 | codec->bus->sync_write ? &res : NULL); |
1da177e4 | 308 | } |
2698ea98 | 309 | EXPORT_SYMBOL_GPL(snd_hda_codec_write); |
1da177e4 LT |
310 | |
311 | /** | |
312 | * snd_hda_sequence_write - sequence writes | |
313 | * @codec: the HDA codec | |
314 | * @seq: VERB array to send | |
315 | * | |
316 | * Send the commands sequentially from the given array. | |
317 | * The array must be terminated with NID=0. | |
318 | */ | |
319 | void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq) | |
320 | { | |
321 | for (; seq->nid; seq++) | |
322 | snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param); | |
323 | } | |
2698ea98 | 324 | EXPORT_SYMBOL_GPL(snd_hda_sequence_write); |
1da177e4 LT |
325 | |
326 | /** | |
327 | * snd_hda_get_sub_nodes - get the range of sub nodes | |
328 | * @codec: the HDA codec | |
329 | * @nid: NID to parse | |
330 | * @start_id: the pointer to store the start NID | |
331 | * | |
332 | * Parse the NID and store the start NID of its sub-nodes. | |
333 | * Returns the number of sub-nodes. | |
334 | */ | |
0ba21762 TI |
335 | int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, |
336 | hda_nid_t *start_id) | |
1da177e4 LT |
337 | { |
338 | unsigned int parm; | |
339 | ||
340 | parm = snd_hda_param_read(codec, nid, AC_PAR_NODE_COUNT); | |
e8a7f136 DT |
341 | if (parm == -1) |
342 | return 0; | |
1da177e4 LT |
343 | *start_id = (parm >> 16) & 0x7fff; |
344 | return (int)(parm & 0x7fff); | |
345 | } | |
2698ea98 | 346 | EXPORT_SYMBOL_GPL(snd_hda_get_sub_nodes); |
1da177e4 | 347 | |
ee8e765b TI |
348 | /* connection list element */ |
349 | struct hda_conn_list { | |
350 | struct list_head list; | |
351 | int len; | |
352 | hda_nid_t nid; | |
353 | hda_nid_t conns[0]; | |
354 | }; | |
355 | ||
b2f934a0 | 356 | /* look up the cached results */ |
ee8e765b TI |
357 | static struct hda_conn_list * |
358 | lookup_conn_list(struct hda_codec *codec, hda_nid_t nid) | |
b2f934a0 | 359 | { |
ee8e765b TI |
360 | struct hda_conn_list *p; |
361 | list_for_each_entry(p, &codec->conn_list, list) { | |
362 | if (p->nid == nid) | |
b2f934a0 | 363 | return p; |
b2f934a0 TI |
364 | } |
365 | return NULL; | |
366 | } | |
a12d3e1e | 367 | |
ee8e765b TI |
368 | static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, |
369 | const hda_nid_t *list) | |
370 | { | |
371 | struct hda_conn_list *p; | |
372 | ||
373 | p = kmalloc(sizeof(*p) + len * sizeof(hda_nid_t), GFP_KERNEL); | |
374 | if (!p) | |
375 | return -ENOMEM; | |
376 | p->len = len; | |
377 | p->nid = nid; | |
378 | memcpy(p->conns, list, len * sizeof(hda_nid_t)); | |
379 | list_add(&p->list, &codec->conn_list); | |
380 | return 0; | |
381 | } | |
382 | ||
383 | static void remove_conn_list(struct hda_codec *codec) | |
384 | { | |
385 | while (!list_empty(&codec->conn_list)) { | |
386 | struct hda_conn_list *p; | |
387 | p = list_first_entry(&codec->conn_list, typeof(*p), list); | |
388 | list_del(&p->list); | |
389 | kfree(p); | |
390 | } | |
391 | } | |
392 | ||
09cf03b8 TI |
393 | /* read the connection and add to the cache */ |
394 | static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid) | |
395 | { | |
4eea3091 TI |
396 | hda_nid_t list[32]; |
397 | hda_nid_t *result = list; | |
09cf03b8 TI |
398 | int len; |
399 | ||
400 | len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(list)); | |
4eea3091 TI |
401 | if (len == -ENOSPC) { |
402 | len = snd_hda_get_num_raw_conns(codec, nid); | |
403 | result = kmalloc(sizeof(hda_nid_t) * len, GFP_KERNEL); | |
404 | if (!result) | |
405 | return -ENOMEM; | |
406 | len = snd_hda_get_raw_connections(codec, nid, result, len); | |
407 | } | |
408 | if (len >= 0) | |
409 | len = snd_hda_override_conn_list(codec, nid, len, result); | |
410 | if (result != list) | |
411 | kfree(result); | |
412 | return len; | |
09cf03b8 TI |
413 | } |
414 | ||
ee8e765b TI |
415 | /** |
416 | * snd_hda_get_conn_list - get connection list | |
417 | * @codec: the HDA codec | |
418 | * @nid: NID to parse | |
419 | * @len: number of connection list entries | |
420 | * @listp: the pointer to store NID list | |
421 | * | |
422 | * Parses the connection list of the given widget and stores the pointer | |
423 | * to the list of NIDs. | |
424 | * | |
425 | * Returns the number of connections, or a negative error code. | |
426 | * | |
427 | * Note that the returned pointer isn't protected against the list | |
428 | * modification. If snd_hda_override_conn_list() might be called | |
429 | * concurrently, protect with a mutex appropriately. | |
430 | */ | |
431 | int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid, | |
432 | const hda_nid_t **listp) | |
433 | { | |
434 | bool added = false; | |
435 | ||
436 | for (;;) { | |
437 | int err; | |
438 | const struct hda_conn_list *p; | |
439 | ||
440 | /* if the connection-list is already cached, read it */ | |
441 | p = lookup_conn_list(codec, nid); | |
442 | if (p) { | |
443 | if (listp) | |
444 | *listp = p->conns; | |
445 | return p->len; | |
446 | } | |
447 | if (snd_BUG_ON(added)) | |
448 | return -EINVAL; | |
449 | ||
450 | err = read_and_add_raw_conns(codec, nid); | |
451 | if (err < 0) | |
452 | return err; | |
453 | added = true; | |
454 | } | |
455 | } | |
2698ea98 | 456 | EXPORT_SYMBOL_GPL(snd_hda_get_conn_list); |
ee8e765b | 457 | |
1da177e4 | 458 | /** |
09cf03b8 | 459 | * snd_hda_get_connections - copy connection list |
1da177e4 LT |
460 | * @codec: the HDA codec |
461 | * @nid: NID to parse | |
09cf03b8 TI |
462 | * @conn_list: connection list array; when NULL, checks only the size |
463 | * @max_conns: max. number of connections to store | |
1da177e4 LT |
464 | * |
465 | * Parses the connection list of the given widget and stores the list | |
466 | * of NIDs. | |
467 | * | |
468 | * Returns the number of connections, or a negative error code. | |
469 | */ | |
09cf03b8 TI |
470 | int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, |
471 | hda_nid_t *conn_list, int max_conns) | |
a12d3e1e | 472 | { |
ee8e765b TI |
473 | const hda_nid_t *list; |
474 | int len = snd_hda_get_conn_list(codec, nid, &list); | |
a12d3e1e | 475 | |
ee8e765b TI |
476 | if (len > 0 && conn_list) { |
477 | if (len > max_conns) { | |
4e76a883 | 478 | codec_err(codec, "Too many connections %d for NID 0x%x\n", |
09cf03b8 | 479 | len, nid); |
09cf03b8 TI |
480 | return -EINVAL; |
481 | } | |
ee8e765b | 482 | memcpy(conn_list, list, len * sizeof(hda_nid_t)); |
a12d3e1e TI |
483 | } |
484 | ||
ee8e765b | 485 | return len; |
a12d3e1e | 486 | } |
2698ea98 | 487 | EXPORT_SYMBOL_GPL(snd_hda_get_connections); |
a12d3e1e | 488 | |
4eea3091 TI |
489 | /* return CONNLIST_LEN parameter of the given widget */ |
490 | static unsigned int get_num_conns(struct hda_codec *codec, hda_nid_t nid) | |
491 | { | |
492 | unsigned int wcaps = get_wcaps(codec, nid); | |
493 | unsigned int parm; | |
494 | ||
495 | if (!(wcaps & AC_WCAP_CONN_LIST) && | |
496 | get_wcaps_type(wcaps) != AC_WID_VOL_KNB) | |
497 | return 0; | |
498 | ||
499 | parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN); | |
500 | if (parm == -1) | |
501 | parm = 0; | |
502 | return parm; | |
503 | } | |
504 | ||
505 | int snd_hda_get_num_raw_conns(struct hda_codec *codec, hda_nid_t nid) | |
506 | { | |
b5f82b10 | 507 | return snd_hda_get_raw_connections(codec, nid, NULL, 0); |
4eea3091 TI |
508 | } |
509 | ||
9e7717c9 TI |
510 | /** |
511 | * snd_hda_get_raw_connections - copy connection list without cache | |
512 | * @codec: the HDA codec | |
513 | * @nid: NID to parse | |
514 | * @conn_list: connection list array | |
515 | * @max_conns: max. number of connections to store | |
516 | * | |
517 | * Like snd_hda_get_connections(), copy the connection list but without | |
518 | * checking through the connection-list cache. | |
519 | * Currently called only from hda_proc.c, so not exported. | |
520 | */ | |
521 | int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, | |
522 | hda_nid_t *conn_list, int max_conns) | |
1da177e4 LT |
523 | { |
524 | unsigned int parm; | |
54d17403 | 525 | int i, conn_len, conns; |
1da177e4 | 526 | unsigned int shift, num_elems, mask; |
54d17403 | 527 | hda_nid_t prev_nid; |
5fdaecdb | 528 | int null_count = 0; |
1da177e4 | 529 | |
4eea3091 TI |
530 | parm = get_num_conns(codec, nid); |
531 | if (!parm) | |
8d087c76 | 532 | return 0; |
16a433d8 | 533 | |
1da177e4 LT |
534 | if (parm & AC_CLIST_LONG) { |
535 | /* long form */ | |
536 | shift = 16; | |
537 | num_elems = 2; | |
538 | } else { | |
539 | /* short form */ | |
540 | shift = 8; | |
541 | num_elems = 4; | |
542 | } | |
543 | conn_len = parm & AC_CLIST_LENGTH; | |
1da177e4 LT |
544 | mask = (1 << (shift-1)) - 1; |
545 | ||
0ba21762 | 546 | if (!conn_len) |
1da177e4 LT |
547 | return 0; /* no connection */ |
548 | ||
549 | if (conn_len == 1) { | |
550 | /* single connection */ | |
0ba21762 TI |
551 | parm = snd_hda_codec_read(codec, nid, 0, |
552 | AC_VERB_GET_CONNECT_LIST, 0); | |
3c6aae44 TI |
553 | if (parm == -1 && codec->bus->rirb_error) |
554 | return -EIO; | |
b5f82b10 TI |
555 | if (conn_list) |
556 | conn_list[0] = parm & mask; | |
1da177e4 LT |
557 | return 1; |
558 | } | |
559 | ||
560 | /* multi connection */ | |
561 | conns = 0; | |
54d17403 TI |
562 | prev_nid = 0; |
563 | for (i = 0; i < conn_len; i++) { | |
564 | int range_val; | |
565 | hda_nid_t val, n; | |
566 | ||
3c6aae44 | 567 | if (i % num_elems == 0) { |
54d17403 TI |
568 | parm = snd_hda_codec_read(codec, nid, 0, |
569 | AC_VERB_GET_CONNECT_LIST, i); | |
3c6aae44 TI |
570 | if (parm == -1 && codec->bus->rirb_error) |
571 | return -EIO; | |
572 | } | |
0ba21762 | 573 | range_val = !!(parm & (1 << (shift-1))); /* ranges */ |
54d17403 | 574 | val = parm & mask; |
5fdaecdb | 575 | if (val == 0 && null_count++) { /* no second chance */ |
4e76a883 TI |
576 | codec_dbg(codec, |
577 | "invalid CONNECT_LIST verb %x[%i]:%x\n", | |
2e9bf247 JK |
578 | nid, i, parm); |
579 | return 0; | |
580 | } | |
54d17403 TI |
581 | parm >>= shift; |
582 | if (range_val) { | |
583 | /* ranges between the previous and this one */ | |
0ba21762 | 584 | if (!prev_nid || prev_nid >= val) { |
4e76a883 | 585 | codec_warn(codec, |
0ba21762 TI |
586 | "invalid dep_range_val %x:%x\n", |
587 | prev_nid, val); | |
54d17403 TI |
588 | continue; |
589 | } | |
590 | for (n = prev_nid + 1; n <= val; n++) { | |
b5f82b10 TI |
591 | if (conn_list) { |
592 | if (conns >= max_conns) | |
593 | return -ENOSPC; | |
594 | conn_list[conns] = n; | |
595 | } | |
596 | conns++; | |
597 | } | |
598 | } else { | |
599 | if (conn_list) { | |
4eea3091 TI |
600 | if (conns >= max_conns) |
601 | return -ENOSPC; | |
b5f82b10 | 602 | conn_list[conns] = val; |
1da177e4 | 603 | } |
b5f82b10 | 604 | conns++; |
1da177e4 | 605 | } |
54d17403 | 606 | prev_nid = val; |
1da177e4 LT |
607 | } |
608 | return conns; | |
609 | } | |
610 | ||
b2f934a0 TI |
611 | /** |
612 | * snd_hda_override_conn_list - add/modify the connection-list to cache | |
613 | * @codec: the HDA codec | |
614 | * @nid: NID to parse | |
615 | * @len: number of connection list entries | |
616 | * @list: the list of connection entries | |
617 | * | |
618 | * Add or modify the given connection-list to the cache. If the corresponding | |
619 | * cache already exists, invalidate it and append a new one. | |
620 | * | |
621 | * Returns zero or a negative error code. | |
622 | */ | |
623 | int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, | |
624 | const hda_nid_t *list) | |
625 | { | |
ee8e765b | 626 | struct hda_conn_list *p; |
b2f934a0 | 627 | |
ee8e765b TI |
628 | p = lookup_conn_list(codec, nid); |
629 | if (p) { | |
630 | list_del(&p->list); | |
631 | kfree(p); | |
632 | } | |
b2f934a0 | 633 | |
ee8e765b | 634 | return add_conn_list(codec, nid, len, list); |
b2f934a0 | 635 | } |
2698ea98 | 636 | EXPORT_SYMBOL_GPL(snd_hda_override_conn_list); |
b2f934a0 | 637 | |
8d087c76 TI |
638 | /** |
639 | * snd_hda_get_conn_index - get the connection index of the given NID | |
640 | * @codec: the HDA codec | |
641 | * @mux: NID containing the list | |
642 | * @nid: NID to select | |
643 | * @recursive: 1 when searching NID recursively, otherwise 0 | |
644 | * | |
645 | * Parses the connection list of the widget @mux and checks whether the | |
646 | * widget @nid is present. If it is, return the connection index. | |
647 | * Otherwise it returns -1. | |
648 | */ | |
649 | int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux, | |
650 | hda_nid_t nid, int recursive) | |
a12d3e1e | 651 | { |
ee8e765b | 652 | const hda_nid_t *conn; |
8d087c76 TI |
653 | int i, nums; |
654 | ||
ee8e765b | 655 | nums = snd_hda_get_conn_list(codec, mux, &conn); |
8d087c76 TI |
656 | for (i = 0; i < nums; i++) |
657 | if (conn[i] == nid) | |
658 | return i; | |
659 | if (!recursive) | |
660 | return -1; | |
d94ddd85 | 661 | if (recursive > 10) { |
4e76a883 | 662 | codec_dbg(codec, "too deep connection for 0x%x\n", nid); |
8d087c76 | 663 | return -1; |
a12d3e1e | 664 | } |
8d087c76 | 665 | recursive++; |
99e14c9d TI |
666 | for (i = 0; i < nums; i++) { |
667 | unsigned int type = get_wcaps_type(get_wcaps(codec, conn[i])); | |
668 | if (type == AC_WID_PIN || type == AC_WID_AUD_OUT) | |
669 | continue; | |
8d087c76 TI |
670 | if (snd_hda_get_conn_index(codec, conn[i], nid, recursive) >= 0) |
671 | return i; | |
99e14c9d | 672 | } |
8d087c76 | 673 | return -1; |
a12d3e1e | 674 | } |
2698ea98 | 675 | EXPORT_SYMBOL_GPL(snd_hda_get_conn_index); |
1da177e4 | 676 | |
f1aa0684 ML |
677 | |
678 | /* return DEVLIST_LEN parameter of the given widget */ | |
679 | static unsigned int get_num_devices(struct hda_codec *codec, hda_nid_t nid) | |
680 | { | |
681 | unsigned int wcaps = get_wcaps(codec, nid); | |
682 | unsigned int parm; | |
683 | ||
684 | if (!codec->dp_mst || !(wcaps & AC_WCAP_DIGITAL) || | |
685 | get_wcaps_type(wcaps) != AC_WID_PIN) | |
686 | return 0; | |
687 | ||
688 | parm = snd_hda_param_read(codec, nid, AC_PAR_DEVLIST_LEN); | |
689 | if (parm == -1 && codec->bus->rirb_error) | |
690 | parm = 0; | |
691 | return parm & AC_DEV_LIST_LEN_MASK; | |
692 | } | |
693 | ||
694 | /** | |
695 | * snd_hda_get_devices - copy device list without cache | |
696 | * @codec: the HDA codec | |
697 | * @nid: NID of the pin to parse | |
698 | * @dev_list: device list array | |
699 | * @max_devices: max. number of devices to store | |
700 | * | |
701 | * Copy the device list. This info is dynamic and so not cached. | |
702 | * Currently called only from hda_proc.c, so not exported. | |
703 | */ | |
704 | int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid, | |
705 | u8 *dev_list, int max_devices) | |
706 | { | |
707 | unsigned int parm; | |
708 | int i, dev_len, devices; | |
709 | ||
710 | parm = get_num_devices(codec, nid); | |
711 | if (!parm) /* not multi-stream capable */ | |
712 | return 0; | |
713 | ||
714 | dev_len = parm + 1; | |
715 | dev_len = dev_len < max_devices ? dev_len : max_devices; | |
716 | ||
717 | devices = 0; | |
718 | while (devices < dev_len) { | |
719 | parm = snd_hda_codec_read(codec, nid, 0, | |
720 | AC_VERB_GET_DEVICE_LIST, devices); | |
721 | if (parm == -1 && codec->bus->rirb_error) | |
722 | break; | |
723 | ||
724 | for (i = 0; i < 8; i++) { | |
725 | dev_list[devices] = (u8)parm; | |
726 | parm >>= 4; | |
727 | devices++; | |
728 | if (devices >= dev_len) | |
729 | break; | |
730 | } | |
731 | } | |
732 | return devices; | |
733 | } | |
734 | ||
1da177e4 LT |
735 | /** |
736 | * snd_hda_queue_unsol_event - add an unsolicited event to queue | |
737 | * @bus: the BUS | |
738 | * @res: unsolicited event (lower 32bit of RIRB entry) | |
739 | * @res_ex: codec addr and flags (upper 32bit or RIRB entry) | |
740 | * | |
741 | * Adds the given event to the queue. The events are processed in | |
742 | * the workqueue asynchronously. Call this function in the interrupt | |
743 | * hanlder when RIRB receives an unsolicited event. | |
744 | * | |
745 | * Returns 0 if successful, or a negative error code. | |
746 | */ | |
747 | int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex) | |
748 | { | |
749 | struct hda_bus_unsolicited *unsol; | |
750 | unsigned int wp; | |
751 | ||
2195b063 WY |
752 | if (!bus || !bus->workq) |
753 | return 0; | |
754 | ||
ecf726f5 | 755 | trace_hda_unsol_event(bus, res, res_ex); |
0ba21762 TI |
756 | unsol = bus->unsol; |
757 | if (!unsol) | |
1da177e4 LT |
758 | return 0; |
759 | ||
760 | wp = (unsol->wp + 1) % HDA_UNSOL_QUEUE_SIZE; | |
761 | unsol->wp = wp; | |
762 | ||
763 | wp <<= 1; | |
764 | unsol->queue[wp] = res; | |
765 | unsol->queue[wp + 1] = res_ex; | |
766 | ||
6acaed38 | 767 | queue_work(bus->workq, &unsol->work); |
1da177e4 LT |
768 | |
769 | return 0; | |
770 | } | |
2698ea98 | 771 | EXPORT_SYMBOL_GPL(snd_hda_queue_unsol_event); |
1da177e4 LT |
772 | |
773 | /* | |
5c1d1a98 | 774 | * process queued unsolicited events |
1da177e4 | 775 | */ |
c4028958 | 776 | static void process_unsol_events(struct work_struct *work) |
1da177e4 | 777 | { |
c4028958 DH |
778 | struct hda_bus_unsolicited *unsol = |
779 | container_of(work, struct hda_bus_unsolicited, work); | |
780 | struct hda_bus *bus = unsol->bus; | |
1da177e4 LT |
781 | struct hda_codec *codec; |
782 | unsigned int rp, caddr, res; | |
783 | ||
784 | while (unsol->rp != unsol->wp) { | |
785 | rp = (unsol->rp + 1) % HDA_UNSOL_QUEUE_SIZE; | |
786 | unsol->rp = rp; | |
787 | rp <<= 1; | |
788 | res = unsol->queue[rp]; | |
789 | caddr = unsol->queue[rp + 1]; | |
0ba21762 | 790 | if (!(caddr & (1 << 4))) /* no unsolicited event? */ |
1da177e4 LT |
791 | continue; |
792 | codec = bus->caddr_tbl[caddr & 0x0f]; | |
793 | if (codec && codec->patch_ops.unsol_event) | |
794 | codec->patch_ops.unsol_event(codec, res); | |
795 | } | |
796 | } | |
797 | ||
798 | /* | |
799 | * initialize unsolicited queue | |
800 | */ | |
6c1f45ea | 801 | static int init_unsol_queue(struct hda_bus *bus) |
1da177e4 LT |
802 | { |
803 | struct hda_bus_unsolicited *unsol; | |
804 | ||
9f146bb6 TI |
805 | if (bus->unsol) /* already initialized */ |
806 | return 0; | |
807 | ||
e560d8d8 | 808 | unsol = kzalloc(sizeof(*unsol), GFP_KERNEL); |
0ba21762 | 809 | if (!unsol) { |
4e76a883 | 810 | dev_err(bus->card->dev, "can't allocate unsolicited queue\n"); |
1da177e4 LT |
811 | return -ENOMEM; |
812 | } | |
c4028958 DH |
813 | INIT_WORK(&unsol->work, process_unsol_events); |
814 | unsol->bus = bus; | |
1da177e4 LT |
815 | bus->unsol = unsol; |
816 | return 0; | |
817 | } | |
818 | ||
819 | /* | |
820 | * destructor | |
821 | */ | |
2565c899 | 822 | static void snd_hda_bus_free(struct hda_bus *bus) |
1da177e4 | 823 | { |
0ba21762 | 824 | if (!bus) |
2565c899 TI |
825 | return; |
826 | ||
827 | WARN_ON(!list_empty(&bus->codec_list)); | |
6acaed38 TI |
828 | if (bus->workq) |
829 | flush_workqueue(bus->workq); | |
830 | if (bus->unsol) | |
1da177e4 | 831 | kfree(bus->unsol); |
1da177e4 LT |
832 | if (bus->ops.private_free) |
833 | bus->ops.private_free(bus); | |
6acaed38 TI |
834 | if (bus->workq) |
835 | destroy_workqueue(bus->workq); | |
0e24dbb7 | 836 | |
1da177e4 | 837 | kfree(bus); |
1da177e4 LT |
838 | } |
839 | ||
c8b6bf9b | 840 | static int snd_hda_bus_dev_free(struct snd_device *device) |
2565c899 TI |
841 | { |
842 | snd_hda_bus_free(device->device_data); | |
843 | return 0; | |
844 | } | |
845 | ||
846 | static int snd_hda_bus_dev_disconnect(struct snd_device *device) | |
1da177e4 LT |
847 | { |
848 | struct hda_bus *bus = device->device_data; | |
b94d3539 | 849 | bus->shutdown = 1; |
2565c899 | 850 | return 0; |
1da177e4 LT |
851 | } |
852 | ||
853 | /** | |
854 | * snd_hda_bus_new - create a HDA bus | |
855 | * @card: the card entry | |
856 | * @temp: the template for hda_bus information | |
857 | * @busp: the pointer to store the created bus instance | |
858 | * | |
859 | * Returns 0 if successful, or a negative error code. | |
860 | */ | |
6a0f56a7 | 861 | int snd_hda_bus_new(struct snd_card *card, |
756e2b01 TI |
862 | const struct hda_bus_template *temp, |
863 | struct hda_bus **busp) | |
1da177e4 LT |
864 | { |
865 | struct hda_bus *bus; | |
866 | int err; | |
c8b6bf9b | 867 | static struct snd_device_ops dev_ops = { |
2565c899 | 868 | .dev_disconnect = snd_hda_bus_dev_disconnect, |
1da177e4 LT |
869 | .dev_free = snd_hda_bus_dev_free, |
870 | }; | |
871 | ||
da3cec35 TI |
872 | if (snd_BUG_ON(!temp)) |
873 | return -EINVAL; | |
874 | if (snd_BUG_ON(!temp->ops.command || !temp->ops.get_response)) | |
875 | return -EINVAL; | |
1da177e4 LT |
876 | |
877 | if (busp) | |
878 | *busp = NULL; | |
879 | ||
e560d8d8 | 880 | bus = kzalloc(sizeof(*bus), GFP_KERNEL); |
1da177e4 | 881 | if (bus == NULL) { |
4e76a883 | 882 | dev_err(card->dev, "can't allocate struct hda_bus\n"); |
1da177e4 LT |
883 | return -ENOMEM; |
884 | } | |
885 | ||
886 | bus->card = card; | |
887 | bus->private_data = temp->private_data; | |
888 | bus->pci = temp->pci; | |
889 | bus->modelname = temp->modelname; | |
fee2fba3 | 890 | bus->power_save = temp->power_save; |
1da177e4 LT |
891 | bus->ops = temp->ops; |
892 | ||
62932df8 | 893 | mutex_init(&bus->cmd_mutex); |
3f50ac6a | 894 | mutex_init(&bus->prepare_mutex); |
1da177e4 LT |
895 | INIT_LIST_HEAD(&bus->codec_list); |
896 | ||
e8c0ee5d TI |
897 | snprintf(bus->workq_name, sizeof(bus->workq_name), |
898 | "hd-audio%d", card->number); | |
899 | bus->workq = create_singlethread_workqueue(bus->workq_name); | |
6acaed38 | 900 | if (!bus->workq) { |
4e76a883 | 901 | dev_err(card->dev, "cannot create workqueue %s\n", |
e8c0ee5d | 902 | bus->workq_name); |
6acaed38 TI |
903 | kfree(bus); |
904 | return -ENOMEM; | |
905 | } | |
906 | ||
0ba21762 TI |
907 | err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops); |
908 | if (err < 0) { | |
1da177e4 LT |
909 | snd_hda_bus_free(bus); |
910 | return err; | |
911 | } | |
912 | if (busp) | |
913 | *busp = bus; | |
914 | return 0; | |
915 | } | |
2698ea98 | 916 | EXPORT_SYMBOL_GPL(snd_hda_bus_new); |
1da177e4 | 917 | |
f8f1becf | 918 | #if IS_ENABLED(CONFIG_SND_HDA_GENERIC) |
82467611 | 919 | #define is_generic_config(codec) \ |
f44ac837 | 920 | (codec->modelname && !strcmp(codec->modelname, "generic")) |
82467611 TI |
921 | #else |
922 | #define is_generic_config(codec) 0 | |
923 | #endif | |
924 | ||
645f10c1 | 925 | #ifdef MODULE |
1289e9e8 TI |
926 | #define HDA_MODREQ_MAX_COUNT 2 /* two request_modules()'s */ |
927 | #else | |
645f10c1 | 928 | #define HDA_MODREQ_MAX_COUNT 0 /* all presets are statically linked */ |
1289e9e8 TI |
929 | #endif |
930 | ||
1da177e4 LT |
931 | /* |
932 | * find a matching codec preset | |
933 | */ | |
6c1f45ea | 934 | static const struct hda_codec_preset * |
756e2b01 | 935 | find_codec_preset(struct hda_codec *codec) |
1da177e4 | 936 | { |
1289e9e8 TI |
937 | struct hda_codec_preset_list *tbl; |
938 | const struct hda_codec_preset *preset; | |
5d908ab9 | 939 | unsigned int mod_requested = 0; |
1da177e4 | 940 | |
1289e9e8 TI |
941 | again: |
942 | mutex_lock(&preset_mutex); | |
943 | list_for_each_entry(tbl, &hda_preset_tables, list) { | |
944 | if (!try_module_get(tbl->owner)) { | |
4e76a883 | 945 | codec_err(codec, "cannot module_get\n"); |
1289e9e8 TI |
946 | continue; |
947 | } | |
948 | for (preset = tbl->preset; preset->id; preset++) { | |
1da177e4 | 949 | u32 mask = preset->mask; |
ca7cfae9 MB |
950 | if (preset->afg && preset->afg != codec->afg) |
951 | continue; | |
952 | if (preset->mfg && preset->mfg != codec->mfg) | |
953 | continue; | |
0ba21762 | 954 | if (!mask) |
1da177e4 | 955 | mask = ~0; |
9c7f852e | 956 | if (preset->id == (codec->vendor_id & mask) && |
0ba21762 | 957 | (!preset->rev || |
1289e9e8 TI |
958 | preset->rev == codec->revision_id)) { |
959 | mutex_unlock(&preset_mutex); | |
960 | codec->owner = tbl->owner; | |
1da177e4 | 961 | return preset; |
1289e9e8 | 962 | } |
1da177e4 | 963 | } |
1289e9e8 TI |
964 | module_put(tbl->owner); |
965 | } | |
966 | mutex_unlock(&preset_mutex); | |
967 | ||
968 | if (mod_requested < HDA_MODREQ_MAX_COUNT) { | |
969 | char name[32]; | |
970 | if (!mod_requested) | |
971 | snprintf(name, sizeof(name), "snd-hda-codec-id:%08x", | |
972 | codec->vendor_id); | |
973 | else | |
974 | snprintf(name, sizeof(name), "snd-hda-codec-id:%04x*", | |
975 | (codec->vendor_id >> 16) & 0xffff); | |
976 | request_module(name); | |
977 | mod_requested++; | |
978 | goto again; | |
1da177e4 LT |
979 | } |
980 | return NULL; | |
981 | } | |
982 | ||
983 | /* | |
f44ac837 | 984 | * get_codec_name - store the codec name |
1da177e4 | 985 | */ |
f44ac837 | 986 | static int get_codec_name(struct hda_codec *codec) |
1da177e4 LT |
987 | { |
988 | const struct hda_vendor_id *c; | |
989 | const char *vendor = NULL; | |
990 | u16 vendor_id = codec->vendor_id >> 16; | |
812a2cca TI |
991 | char tmp[16]; |
992 | ||
993 | if (codec->vendor_name) | |
994 | goto get_chip_name; | |
1da177e4 LT |
995 | |
996 | for (c = hda_vendor_ids; c->id; c++) { | |
997 | if (c->id == vendor_id) { | |
998 | vendor = c->name; | |
999 | break; | |
1000 | } | |
1001 | } | |
0ba21762 | 1002 | if (!vendor) { |
1da177e4 LT |
1003 | sprintf(tmp, "Generic %04x", vendor_id); |
1004 | vendor = tmp; | |
1005 | } | |
812a2cca TI |
1006 | codec->vendor_name = kstrdup(vendor, GFP_KERNEL); |
1007 | if (!codec->vendor_name) | |
1008 | return -ENOMEM; | |
1009 | ||
1010 | get_chip_name: | |
1011 | if (codec->chip_name) | |
1012 | return 0; | |
1013 | ||
1da177e4 | 1014 | if (codec->preset && codec->preset->name) |
812a2cca TI |
1015 | codec->chip_name = kstrdup(codec->preset->name, GFP_KERNEL); |
1016 | else { | |
1017 | sprintf(tmp, "ID %x", codec->vendor_id & 0xffff); | |
1018 | codec->chip_name = kstrdup(tmp, GFP_KERNEL); | |
1019 | } | |
1020 | if (!codec->chip_name) | |
f44ac837 TI |
1021 | return -ENOMEM; |
1022 | return 0; | |
1da177e4 LT |
1023 | } |
1024 | ||
1025 | /* | |
673b683a | 1026 | * look for an AFG and MFG nodes |
1da177e4 | 1027 | */ |
6a0f56a7 | 1028 | static void setup_fg_nodes(struct hda_codec *codec) |
1da177e4 | 1029 | { |
93e82ae7 | 1030 | int i, total_nodes, function_id; |
1da177e4 LT |
1031 | hda_nid_t nid; |
1032 | ||
1033 | total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid); | |
1034 | for (i = 0; i < total_nodes; i++, nid++) { | |
93e82ae7 | 1035 | function_id = snd_hda_param_read(codec, nid, |
79c944ad | 1036 | AC_PAR_FUNCTION_TYPE); |
cd7643bf | 1037 | switch (function_id & 0xff) { |
673b683a SK |
1038 | case AC_GRP_AUDIO_FUNCTION: |
1039 | codec->afg = nid; | |
79c944ad JK |
1040 | codec->afg_function_id = function_id & 0xff; |
1041 | codec->afg_unsol = (function_id >> 8) & 1; | |
673b683a SK |
1042 | break; |
1043 | case AC_GRP_MODEM_FUNCTION: | |
1044 | codec->mfg = nid; | |
79c944ad JK |
1045 | codec->mfg_function_id = function_id & 0xff; |
1046 | codec->mfg_unsol = (function_id >> 8) & 1; | |
673b683a SK |
1047 | break; |
1048 | default: | |
1049 | break; | |
1050 | } | |
1da177e4 | 1051 | } |
1da177e4 LT |
1052 | } |
1053 | ||
54d17403 TI |
1054 | /* |
1055 | * read widget caps for each widget and store in cache | |
1056 | */ | |
1057 | static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node) | |
1058 | { | |
1059 | int i; | |
1060 | hda_nid_t nid; | |
1061 | ||
1062 | codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node, | |
1063 | &codec->start_nid); | |
1064 | codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL); | |
0ba21762 | 1065 | if (!codec->wcaps) |
54d17403 TI |
1066 | return -ENOMEM; |
1067 | nid = codec->start_nid; | |
1068 | for (i = 0; i < codec->num_nodes; i++, nid++) | |
1069 | codec->wcaps[i] = snd_hda_param_read(codec, nid, | |
1070 | AC_PAR_AUDIO_WIDGET_CAP); | |
1071 | return 0; | |
1072 | } | |
1073 | ||
3be14149 TI |
1074 | /* read all pin default configurations and save codec->init_pins */ |
1075 | static int read_pin_defaults(struct hda_codec *codec) | |
1076 | { | |
1077 | int i; | |
1078 | hda_nid_t nid = codec->start_nid; | |
1079 | ||
1080 | for (i = 0; i < codec->num_nodes; i++, nid++) { | |
1081 | struct hda_pincfg *pin; | |
1082 | unsigned int wcaps = get_wcaps(codec, nid); | |
a22d543a | 1083 | unsigned int wid_type = get_wcaps_type(wcaps); |
3be14149 TI |
1084 | if (wid_type != AC_WID_PIN) |
1085 | continue; | |
1086 | pin = snd_array_new(&codec->init_pins); | |
1087 | if (!pin) | |
1088 | return -ENOMEM; | |
1089 | pin->nid = nid; | |
1090 | pin->cfg = snd_hda_codec_read(codec, nid, 0, | |
1091 | AC_VERB_GET_CONFIG_DEFAULT, 0); | |
ac0547dc TI |
1092 | pin->ctrl = snd_hda_codec_read(codec, nid, 0, |
1093 | AC_VERB_GET_PIN_WIDGET_CONTROL, | |
1094 | 0); | |
3be14149 TI |
1095 | } |
1096 | return 0; | |
1097 | } | |
1098 | ||
1099 | /* look up the given pin config list and return the item matching with NID */ | |
1100 | static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec, | |
1101 | struct snd_array *array, | |
1102 | hda_nid_t nid) | |
1103 | { | |
1104 | int i; | |
1105 | for (i = 0; i < array->used; i++) { | |
1106 | struct hda_pincfg *pin = snd_array_elem(array, i); | |
1107 | if (pin->nid == nid) | |
1108 | return pin; | |
1109 | } | |
1110 | return NULL; | |
1111 | } | |
1112 | ||
3be14149 TI |
1113 | /* set the current pin config value for the given NID. |
1114 | * the value is cached, and read via snd_hda_codec_get_pincfg() | |
1115 | */ | |
1116 | int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, | |
1117 | hda_nid_t nid, unsigned int cfg) | |
1118 | { | |
1119 | struct hda_pincfg *pin; | |
1120 | ||
d5657ec9 TI |
1121 | /* the check below may be invalid when pins are added by a fixup |
1122 | * dynamically (e.g. via snd_hda_codec_update_widgets()), so disabled | |
1123 | * for now | |
1124 | */ | |
1125 | /* | |
b82855a0 TI |
1126 | if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN) |
1127 | return -EINVAL; | |
d5657ec9 | 1128 | */ |
b82855a0 | 1129 | |
3be14149 TI |
1130 | pin = look_up_pincfg(codec, list, nid); |
1131 | if (!pin) { | |
1132 | pin = snd_array_new(list); | |
1133 | if (!pin) | |
1134 | return -ENOMEM; | |
1135 | pin->nid = nid; | |
1136 | } | |
1137 | pin->cfg = cfg; | |
3be14149 TI |
1138 | return 0; |
1139 | } | |
1140 | ||
d5191e50 TI |
1141 | /** |
1142 | * snd_hda_codec_set_pincfg - Override a pin default configuration | |
1143 | * @codec: the HDA codec | |
1144 | * @nid: NID to set the pin config | |
1145 | * @cfg: the pin default config value | |
1146 | * | |
1147 | * Override a pin default configuration value in the cache. | |
1148 | * This value can be read by snd_hda_codec_get_pincfg() in a higher | |
1149 | * priority than the real hardware value. | |
1150 | */ | |
3be14149 TI |
1151 | int snd_hda_codec_set_pincfg(struct hda_codec *codec, |
1152 | hda_nid_t nid, unsigned int cfg) | |
1153 | { | |
346ff70f | 1154 | return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg); |
3be14149 | 1155 | } |
2698ea98 | 1156 | EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg); |
3be14149 | 1157 | |
d5191e50 TI |
1158 | /** |
1159 | * snd_hda_codec_get_pincfg - Obtain a pin-default configuration | |
1160 | * @codec: the HDA codec | |
1161 | * @nid: NID to get the pin config | |
1162 | * | |
1163 | * Get the current pin config value of the given pin NID. | |
1164 | * If the pincfg value is cached or overridden via sysfs or driver, | |
1165 | * returns the cached value. | |
1166 | */ | |
3be14149 TI |
1167 | unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) |
1168 | { | |
1169 | struct hda_pincfg *pin; | |
1170 | ||
648a8d27 | 1171 | #ifdef CONFIG_SND_HDA_RECONFIG |
09b70e85 TI |
1172 | { |
1173 | unsigned int cfg = 0; | |
1174 | mutex_lock(&codec->user_mutex); | |
1175 | pin = look_up_pincfg(codec, &codec->user_pins, nid); | |
1176 | if (pin) | |
1177 | cfg = pin->cfg; | |
1178 | mutex_unlock(&codec->user_mutex); | |
1179 | if (cfg) | |
1180 | return cfg; | |
1181 | } | |
3be14149 | 1182 | #endif |
5e7b8e0d TI |
1183 | pin = look_up_pincfg(codec, &codec->driver_pins, nid); |
1184 | if (pin) | |
1185 | return pin->cfg; | |
3be14149 TI |
1186 | pin = look_up_pincfg(codec, &codec->init_pins, nid); |
1187 | if (pin) | |
1188 | return pin->cfg; | |
1189 | return 0; | |
1190 | } | |
2698ea98 | 1191 | EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg); |
3be14149 | 1192 | |
d7fdc00a TI |
1193 | /* remember the current pinctl target value */ |
1194 | int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, | |
1195 | unsigned int val) | |
1196 | { | |
1197 | struct hda_pincfg *pin; | |
1198 | ||
1199 | pin = look_up_pincfg(codec, &codec->init_pins, nid); | |
1200 | if (!pin) | |
1201 | return -EINVAL; | |
1202 | pin->target = val; | |
1203 | return 0; | |
1204 | } | |
2698ea98 | 1205 | EXPORT_SYMBOL_GPL(snd_hda_codec_set_pin_target); |
d7fdc00a TI |
1206 | |
1207 | /* return the current pinctl target value */ | |
1208 | int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid) | |
1209 | { | |
1210 | struct hda_pincfg *pin; | |
1211 | ||
1212 | pin = look_up_pincfg(codec, &codec->init_pins, nid); | |
1213 | if (!pin) | |
1214 | return 0; | |
1215 | return pin->target; | |
1216 | } | |
2698ea98 | 1217 | EXPORT_SYMBOL_GPL(snd_hda_codec_get_pin_target); |
d7fdc00a | 1218 | |
92ee6162 TI |
1219 | /** |
1220 | * snd_hda_shutup_pins - Shut up all pins | |
1221 | * @codec: the HDA codec | |
1222 | * | |
1223 | * Clear all pin controls to shup up before suspend for avoiding click noise. | |
1224 | * The controls aren't cached so that they can be resumed properly. | |
1225 | */ | |
1226 | void snd_hda_shutup_pins(struct hda_codec *codec) | |
1227 | { | |
1228 | int i; | |
ac0547dc TI |
1229 | /* don't shut up pins when unloading the driver; otherwise it breaks |
1230 | * the default pin setup at the next load of the driver | |
1231 | */ | |
1232 | if (codec->bus->shutdown) | |
1233 | return; | |
92ee6162 TI |
1234 | for (i = 0; i < codec->init_pins.used; i++) { |
1235 | struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); | |
1236 | /* use read here for syncing after issuing each verb */ | |
1237 | snd_hda_codec_read(codec, pin->nid, 0, | |
1238 | AC_VERB_SET_PIN_WIDGET_CONTROL, 0); | |
1239 | } | |
ac0547dc | 1240 | codec->pins_shutup = 1; |
92ee6162 | 1241 | } |
2698ea98 | 1242 | EXPORT_SYMBOL_GPL(snd_hda_shutup_pins); |
92ee6162 | 1243 | |
2a43952a | 1244 | #ifdef CONFIG_PM |
ac0547dc TI |
1245 | /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */ |
1246 | static void restore_shutup_pins(struct hda_codec *codec) | |
1247 | { | |
1248 | int i; | |
1249 | if (!codec->pins_shutup) | |
1250 | return; | |
1251 | if (codec->bus->shutdown) | |
1252 | return; | |
1253 | for (i = 0; i < codec->init_pins.used; i++) { | |
1254 | struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); | |
1255 | snd_hda_codec_write(codec, pin->nid, 0, | |
1256 | AC_VERB_SET_PIN_WIDGET_CONTROL, | |
1257 | pin->ctrl); | |
1258 | } | |
1259 | codec->pins_shutup = 0; | |
1260 | } | |
1c7276cf | 1261 | #endif |
ac0547dc | 1262 | |
26a6cb6c DH |
1263 | static void hda_jackpoll_work(struct work_struct *work) |
1264 | { | |
1265 | struct hda_codec *codec = | |
1266 | container_of(work, struct hda_codec, jackpoll_work.work); | |
26a6cb6c DH |
1267 | |
1268 | snd_hda_jack_set_dirty_all(codec); | |
1269 | snd_hda_jack_poll_all(codec); | |
18e60627 WX |
1270 | |
1271 | if (!codec->jackpoll_interval) | |
1272 | return; | |
1273 | ||
26a6cb6c DH |
1274 | queue_delayed_work(codec->bus->workq, &codec->jackpoll_work, |
1275 | codec->jackpoll_interval); | |
1276 | } | |
1277 | ||
01751f54 TI |
1278 | static void init_hda_cache(struct hda_cache_rec *cache, |
1279 | unsigned int record_size); | |
1fcaee6e | 1280 | static void free_hda_cache(struct hda_cache_rec *cache); |
01751f54 | 1281 | |
3fdf1469 TI |
1282 | /* release all pincfg lists */ |
1283 | static void free_init_pincfgs(struct hda_codec *codec) | |
3be14149 | 1284 | { |
346ff70f | 1285 | snd_array_free(&codec->driver_pins); |
648a8d27 | 1286 | #ifdef CONFIG_SND_HDA_RECONFIG |
346ff70f | 1287 | snd_array_free(&codec->user_pins); |
3be14149 | 1288 | #endif |
3be14149 TI |
1289 | snd_array_free(&codec->init_pins); |
1290 | } | |
1291 | ||
eb541337 TI |
1292 | /* |
1293 | * audio-converter setup caches | |
1294 | */ | |
1295 | struct hda_cvt_setup { | |
1296 | hda_nid_t nid; | |
1297 | u8 stream_tag; | |
1298 | u8 channel_id; | |
1299 | u16 format_id; | |
1300 | unsigned char active; /* cvt is currently used */ | |
1301 | unsigned char dirty; /* setups should be cleared */ | |
1302 | }; | |
1303 | ||
1304 | /* get or create a cache entry for the given audio converter NID */ | |
1305 | static struct hda_cvt_setup * | |
1306 | get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid) | |
1307 | { | |
1308 | struct hda_cvt_setup *p; | |
1309 | int i; | |
1310 | ||
1311 | for (i = 0; i < codec->cvt_setups.used; i++) { | |
1312 | p = snd_array_elem(&codec->cvt_setups, i); | |
1313 | if (p->nid == nid) | |
1314 | return p; | |
1315 | } | |
1316 | p = snd_array_new(&codec->cvt_setups); | |
1317 | if (p) | |
1318 | p->nid = nid; | |
1319 | return p; | |
1320 | } | |
1321 | ||
b21bdd0d TI |
1322 | /* |
1323 | * Dynamic symbol binding for the codec parsers | |
1324 | */ | |
b21bdd0d TI |
1325 | |
1326 | #define load_parser(codec, sym) \ | |
ef8e39b5 | 1327 | ((codec)->parser = (int (*)(struct hda_codec *))symbol_request(sym)) |
b21bdd0d TI |
1328 | |
1329 | static void unload_parser(struct hda_codec *codec) | |
1330 | { | |
ef8e39b5 TI |
1331 | if (codec->parser) |
1332 | symbol_put_addr(codec->parser); | |
1333 | codec->parser = NULL; | |
b21bdd0d TI |
1334 | } |
1335 | ||
1da177e4 LT |
1336 | /* |
1337 | * codec destructor | |
1338 | */ | |
1339 | static void snd_hda_codec_free(struct hda_codec *codec) | |
1340 | { | |
0ba21762 | 1341 | if (!codec) |
1da177e4 | 1342 | return; |
26a6cb6c | 1343 | cancel_delayed_work_sync(&codec->jackpoll_work); |
59cad16b | 1344 | snd_hda_jack_tbl_clear(codec); |
3fdf1469 | 1345 | free_init_pincfgs(codec); |
83012a7c | 1346 | #ifdef CONFIG_PM |
cb53c626 | 1347 | cancel_delayed_work(&codec->power_work); |
6acaed38 | 1348 | flush_workqueue(codec->bus->workq); |
cb53c626 | 1349 | #endif |
1da177e4 | 1350 | list_del(&codec->list); |
d13bd412 | 1351 | snd_array_free(&codec->mixers); |
5b0cb1d8 | 1352 | snd_array_free(&codec->nids); |
59cad16b | 1353 | snd_array_free(&codec->cvt_setups); |
7c935976 | 1354 | snd_array_free(&codec->spdif_out); |
ee8e765b | 1355 | remove_conn_list(codec); |
1da177e4 LT |
1356 | codec->bus->caddr_tbl[codec->addr] = NULL; |
1357 | if (codec->patch_ops.free) | |
1358 | codec->patch_ops.free(codec); | |
a40e0a88 | 1359 | hda_call_pm_notify(codec, false); /* cancel leftover refcounts */ |
648a8d27 | 1360 | snd_hda_sysfs_clear(codec); |
b21bdd0d | 1361 | unload_parser(codec); |
1289e9e8 | 1362 | module_put(codec->owner); |
01751f54 | 1363 | free_hda_cache(&codec->amp_cache); |
b3ac5636 | 1364 | free_hda_cache(&codec->cmd_cache); |
812a2cca TI |
1365 | kfree(codec->vendor_name); |
1366 | kfree(codec->chip_name); | |
f44ac837 | 1367 | kfree(codec->modelname); |
54d17403 | 1368 | kfree(codec->wcaps); |
0e24dbb7 | 1369 | codec->bus->num_codecs--; |
13aeaf68 | 1370 | put_device(&codec->dev); |
1da177e4 LT |
1371 | } |
1372 | ||
b8dfc462 ML |
1373 | static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, |
1374 | hda_nid_t fg, unsigned int power_state); | |
1375 | ||
d819387e | 1376 | static unsigned int hda_set_power_state(struct hda_codec *codec, |
bb6ac72f TI |
1377 | unsigned int power_state); |
1378 | ||
13aeaf68 TI |
1379 | static int snd_hda_codec_dev_register(struct snd_device *device) |
1380 | { | |
1381 | struct hda_codec *codec = device->device_data; | |
d604b399 | 1382 | int err = device_add(&codec->dev); |
13aeaf68 | 1383 | |
d604b399 TI |
1384 | if (err < 0) |
1385 | return err; | |
1386 | snd_hda_register_beep_device(codec); | |
1387 | return 0; | |
13aeaf68 TI |
1388 | } |
1389 | ||
1390 | static int snd_hda_codec_dev_disconnect(struct snd_device *device) | |
1391 | { | |
1392 | struct hda_codec *codec = device->device_data; | |
1393 | ||
d604b399 | 1394 | snd_hda_detach_beep_device(codec); |
13aeaf68 TI |
1395 | device_del(&codec->dev); |
1396 | return 0; | |
1397 | } | |
1398 | ||
2565c899 TI |
1399 | static int snd_hda_codec_dev_free(struct snd_device *device) |
1400 | { | |
1401 | snd_hda_codec_free(device->device_data); | |
1402 | return 0; | |
1403 | } | |
1404 | ||
13aeaf68 TI |
1405 | /* just free the container */ |
1406 | static void snd_hda_codec_dev_release(struct device *dev) | |
1407 | { | |
1408 | kfree(container_of(dev, struct hda_codec, dev)); | |
1409 | } | |
1410 | ||
1da177e4 LT |
1411 | /** |
1412 | * snd_hda_codec_new - create a HDA codec | |
1413 | * @bus: the bus to assign | |
1414 | * @codec_addr: the codec address | |
1415 | * @codecp: the pointer to store the generated codec | |
1416 | * | |
1417 | * Returns 0 if successful, or a negative error code. | |
1418 | */ | |
6a0f56a7 | 1419 | int snd_hda_codec_new(struct hda_bus *bus, |
28aedaf7 NL |
1420 | unsigned int codec_addr, |
1421 | struct hda_codec **codecp) | |
1da177e4 LT |
1422 | { |
1423 | struct hda_codec *codec; | |
ba443687 | 1424 | char component[31]; |
d819387e | 1425 | hda_nid_t fg; |
1da177e4 | 1426 | int err; |
2565c899 | 1427 | static struct snd_device_ops dev_ops = { |
13aeaf68 TI |
1428 | .dev_register = snd_hda_codec_dev_register, |
1429 | .dev_disconnect = snd_hda_codec_dev_disconnect, | |
2565c899 TI |
1430 | .dev_free = snd_hda_codec_dev_free, |
1431 | }; | |
1da177e4 | 1432 | |
da3cec35 TI |
1433 | if (snd_BUG_ON(!bus)) |
1434 | return -EINVAL; | |
1435 | if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS)) | |
1436 | return -EINVAL; | |
1da177e4 LT |
1437 | |
1438 | if (bus->caddr_tbl[codec_addr]) { | |
4e76a883 TI |
1439 | dev_err(bus->card->dev, |
1440 | "address 0x%x is already occupied\n", | |
1441 | codec_addr); | |
1da177e4 LT |
1442 | return -EBUSY; |
1443 | } | |
1444 | ||
e560d8d8 | 1445 | codec = kzalloc(sizeof(*codec), GFP_KERNEL); |
1da177e4 | 1446 | if (codec == NULL) { |
4e76a883 | 1447 | dev_err(bus->card->dev, "can't allocate struct hda_codec\n"); |
1da177e4 LT |
1448 | return -ENOMEM; |
1449 | } | |
1450 | ||
13aeaf68 TI |
1451 | device_initialize(&codec->dev); |
1452 | codec->dev.parent = &bus->card->card_dev; | |
1453 | codec->dev.class = sound_class; | |
1454 | codec->dev.release = snd_hda_codec_dev_release; | |
648a8d27 | 1455 | codec->dev.groups = snd_hda_dev_attr_groups; |
13aeaf68 TI |
1456 | dev_set_name(&codec->dev, "hdaudioC%dD%d", bus->card->number, |
1457 | codec_addr); | |
648a8d27 | 1458 | dev_set_drvdata(&codec->dev, codec); /* for sysfs */ |
13aeaf68 | 1459 | |
1da177e4 LT |
1460 | codec->bus = bus; |
1461 | codec->addr = codec_addr; | |
62932df8 | 1462 | mutex_init(&codec->spdif_mutex); |
5a9e02e9 | 1463 | mutex_init(&codec->control_mutex); |
c3b6bcc2 | 1464 | mutex_init(&codec->hash_mutex); |
01751f54 | 1465 | init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); |
b3ac5636 | 1466 | init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); |
5b0cb1d8 JK |
1467 | snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32); |
1468 | snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32); | |
3be14149 | 1469 | snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16); |
346ff70f | 1470 | snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16); |
eb541337 | 1471 | snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8); |
7c935976 | 1472 | snd_array_init(&codec->spdif_out, sizeof(struct hda_spdif_out), 16); |
361dab3e | 1473 | snd_array_init(&codec->jacktbl, sizeof(struct hda_jack_tbl), 16); |
c9ce6b26 | 1474 | snd_array_init(&codec->verbs, sizeof(struct hda_verb *), 8); |
ee8e765b TI |
1475 | INIT_LIST_HEAD(&codec->conn_list); |
1476 | ||
26a6cb6c | 1477 | INIT_DELAYED_WORK(&codec->jackpoll_work, hda_jackpoll_work); |
7f132927 | 1478 | codec->depop_delay = -1; |
f5662e1c | 1479 | codec->fixup_id = HDA_FIXUP_ID_NOT_SET; |
1da177e4 | 1480 | |
83012a7c | 1481 | #ifdef CONFIG_PM |
5536c6d6 | 1482 | spin_lock_init(&codec->power_lock); |
cb53c626 TI |
1483 | INIT_DELAYED_WORK(&codec->power_work, hda_power_work); |
1484 | /* snd_hda_codec_new() marks the codec as power-up, and leave it as is. | |
1485 | * the caller has to power down appropriatley after initialization | |
1486 | * phase. | |
1487 | */ | |
1488 | hda_keep_power_on(codec); | |
1489 | #endif | |
1490 | ||
648a8d27 TI |
1491 | snd_hda_sysfs_init(codec); |
1492 | ||
c382a9f0 TI |
1493 | if (codec->bus->modelname) { |
1494 | codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL); | |
1495 | if (!codec->modelname) { | |
13aeaf68 TI |
1496 | err = -ENODEV; |
1497 | goto error; | |
c382a9f0 TI |
1498 | } |
1499 | } | |
1500 | ||
1da177e4 | 1501 | list_add_tail(&codec->list, &bus->codec_list); |
0e24dbb7 | 1502 | bus->num_codecs++; |
0e24dbb7 | 1503 | |
1da177e4 LT |
1504 | bus->caddr_tbl[codec_addr] = codec; |
1505 | ||
0ba21762 TI |
1506 | codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, |
1507 | AC_PAR_VENDOR_ID); | |
111d3af5 TI |
1508 | if (codec->vendor_id == -1) |
1509 | /* read again, hopefully the access method was corrected | |
1510 | * in the last read... | |
1511 | */ | |
1512 | codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, | |
1513 | AC_PAR_VENDOR_ID); | |
0ba21762 TI |
1514 | codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT, |
1515 | AC_PAR_SUBSYSTEM_ID); | |
1516 | codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT, | |
1517 | AC_PAR_REV_ID); | |
1da177e4 | 1518 | |
673b683a | 1519 | setup_fg_nodes(codec); |
0ba21762 | 1520 | if (!codec->afg && !codec->mfg) { |
4e76a883 | 1521 | dev_err(bus->card->dev, "no AFG or MFG node found\n"); |
3be14149 TI |
1522 | err = -ENODEV; |
1523 | goto error; | |
1da177e4 LT |
1524 | } |
1525 | ||
d819387e TI |
1526 | fg = codec->afg ? codec->afg : codec->mfg; |
1527 | err = read_widget_caps(codec, fg); | |
3be14149 | 1528 | if (err < 0) { |
4e76a883 | 1529 | dev_err(bus->card->dev, "cannot malloc\n"); |
3be14149 | 1530 | goto error; |
54d17403 | 1531 | } |
3be14149 TI |
1532 | err = read_pin_defaults(codec); |
1533 | if (err < 0) | |
1534 | goto error; | |
54d17403 | 1535 | |
0ba21762 | 1536 | if (!codec->subsystem_id) { |
0ba21762 | 1537 | codec->subsystem_id = |
d819387e | 1538 | snd_hda_codec_read(codec, fg, 0, |
0ba21762 | 1539 | AC_VERB_GET_SUBSYSTEM_ID, 0); |
86284e45 TI |
1540 | } |
1541 | ||
83012a7c | 1542 | #ifdef CONFIG_PM |
d819387e | 1543 | codec->d3_stop_clk = snd_hda_codec_get_supported_ps(codec, fg, |
b8dfc462 | 1544 | AC_PWRST_CLKSTOP); |
5d6147f1 | 1545 | #endif |
d819387e | 1546 | codec->epss = snd_hda_codec_get_supported_ps(codec, fg, |
983f6b93 | 1547 | AC_PWRST_EPSS); |
3e9bc58f TI |
1548 | #ifdef CONFIG_PM |
1549 | if (!codec->d3_stop_clk || !codec->epss) | |
1550 | bus->power_keep_link_on = 1; | |
1551 | #endif | |
1552 | ||
b8dfc462 | 1553 | |
bb6ac72f | 1554 | /* power-up all before initialization */ |
d819387e | 1555 | hda_set_power_state(codec, AC_PWRST_D0); |
bb6ac72f | 1556 | |
6c1f45ea TI |
1557 | snd_hda_codec_proc_new(codec); |
1558 | ||
6c1f45ea | 1559 | snd_hda_create_hwdep(codec); |
6c1f45ea TI |
1560 | |
1561 | sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id, | |
1562 | codec->subsystem_id, codec->revision_id); | |
1563 | snd_component_add(codec->bus->card, component); | |
1564 | ||
2565c899 TI |
1565 | err = snd_device_new(bus->card, SNDRV_DEV_CODEC, codec, &dev_ops); |
1566 | if (err < 0) | |
1567 | goto error; | |
1568 | ||
6c1f45ea TI |
1569 | if (codecp) |
1570 | *codecp = codec; | |
1571 | return 0; | |
3be14149 TI |
1572 | |
1573 | error: | |
1574 | snd_hda_codec_free(codec); | |
1575 | return err; | |
6c1f45ea | 1576 | } |
2698ea98 | 1577 | EXPORT_SYMBOL_GPL(snd_hda_codec_new); |
6c1f45ea | 1578 | |
a15d05db ML |
1579 | int snd_hda_codec_update_widgets(struct hda_codec *codec) |
1580 | { | |
1581 | hda_nid_t fg; | |
1582 | int err; | |
1583 | ||
1584 | /* Assume the function group node does not change, | |
1585 | * only the widget nodes may change. | |
1586 | */ | |
1587 | kfree(codec->wcaps); | |
1588 | fg = codec->afg ? codec->afg : codec->mfg; | |
1589 | err = read_widget_caps(codec, fg); | |
1590 | if (err < 0) { | |
4e76a883 | 1591 | codec_err(codec, "cannot malloc\n"); |
a15d05db ML |
1592 | return err; |
1593 | } | |
1594 | ||
1595 | snd_array_free(&codec->init_pins); | |
1596 | err = read_pin_defaults(codec); | |
1597 | ||
1598 | return err; | |
1599 | } | |
2698ea98 | 1600 | EXPORT_SYMBOL_GPL(snd_hda_codec_update_widgets); |
a15d05db ML |
1601 | |
1602 | ||
f8f1becf | 1603 | #if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI) |
f0639272 TI |
1604 | /* if all audio out widgets are digital, let's assume the codec as a HDMI/DP */ |
1605 | static bool is_likely_hdmi_codec(struct hda_codec *codec) | |
1606 | { | |
1607 | hda_nid_t nid = codec->start_nid; | |
1608 | int i; | |
1609 | ||
1610 | for (i = 0; i < codec->num_nodes; i++, nid++) { | |
1611 | unsigned int wcaps = get_wcaps(codec, nid); | |
1612 | switch (get_wcaps_type(wcaps)) { | |
1613 | case AC_WID_AUD_IN: | |
1614 | return false; /* HDMI parser supports only HDMI out */ | |
1615 | case AC_WID_AUD_OUT: | |
1616 | if (!(wcaps & AC_WCAP_DIGITAL)) | |
1617 | return false; | |
1618 | break; | |
1619 | } | |
1620 | } | |
1621 | return true; | |
1622 | } | |
1623 | #else | |
1624 | /* no HDMI codec parser support */ | |
1625 | #define is_likely_hdmi_codec(codec) false | |
1626 | #endif /* CONFIG_SND_HDA_CODEC_HDMI */ | |
1627 | ||
d5191e50 TI |
1628 | /** |
1629 | * snd_hda_codec_configure - (Re-)configure the HD-audio codec | |
1630 | * @codec: the HDA codec | |
1631 | * | |
1632 | * Start parsing of the given codec tree and (re-)initialize the whole | |
1633 | * patch instance. | |
1634 | * | |
1635 | * Returns 0 if successful or a negative error code. | |
1636 | */ | |
6c1f45ea TI |
1637 | int snd_hda_codec_configure(struct hda_codec *codec) |
1638 | { | |
b21bdd0d | 1639 | int (*patch)(struct hda_codec *) = NULL; |
6c1f45ea TI |
1640 | int err; |
1641 | ||
d5ad630b | 1642 | codec->preset = find_codec_preset(codec); |
812a2cca | 1643 | if (!codec->vendor_name || !codec->chip_name) { |
f44ac837 TI |
1644 | err = get_codec_name(codec); |
1645 | if (err < 0) | |
1646 | return err; | |
1647 | } | |
1da177e4 | 1648 | |
b21bdd0d TI |
1649 | if (!is_generic_config(codec) && codec->preset) |
1650 | patch = codec->preset->patch; | |
1651 | if (!patch) { | |
1652 | unload_parser(codec); /* to be sure */ | |
ef8e39b5 TI |
1653 | if (is_likely_hdmi_codec(codec)) { |
1654 | #if IS_MODULE(CONFIG_SND_HDA_CODEC_HDMI) | |
f0639272 | 1655 | patch = load_parser(codec, snd_hda_parse_hdmi_codec); |
ef8e39b5 TI |
1656 | #elif IS_BUILTIN(CONFIG_SND_HDA_CODEC_HDMI) |
1657 | patch = snd_hda_parse_hdmi_codec; | |
1658 | #endif | |
1659 | } | |
1660 | if (!patch) { | |
1661 | #if IS_MODULE(CONFIG_SND_HDA_GENERIC) | |
b21bdd0d | 1662 | patch = load_parser(codec, snd_hda_parse_generic_codec); |
ef8e39b5 TI |
1663 | #elif IS_BUILTIN(CONFIG_SND_HDA_GENERIC) |
1664 | patch = snd_hda_parse_generic_codec; | |
b21bdd0d | 1665 | #endif |
ef8e39b5 | 1666 | } |
b21bdd0d | 1667 | if (!patch) { |
4e76a883 | 1668 | codec_err(codec, "No codec parser is available\n"); |
b21bdd0d TI |
1669 | return -ENODEV; |
1670 | } | |
82467611 TI |
1671 | } |
1672 | ||
b21bdd0d TI |
1673 | err = patch(codec); |
1674 | if (err < 0) { | |
1675 | unload_parser(codec); | |
1676 | return err; | |
1677 | } | |
82467611 | 1678 | |
b21bdd0d | 1679 | if (codec->patch_ops.unsol_event) { |
6c1f45ea | 1680 | err = init_unsol_queue(codec->bus); |
b21bdd0d TI |
1681 | if (err < 0) |
1682 | return err; | |
1683 | } | |
1684 | ||
f62faedb | 1685 | /* audio codec should override the mixer name */ |
b21bdd0d | 1686 | if (codec->afg || !*codec->bus->card->mixername) |
f62faedb TI |
1687 | snprintf(codec->bus->card->mixername, |
1688 | sizeof(codec->bus->card->mixername), | |
1689 | "%s %s", codec->vendor_name, codec->chip_name); | |
b21bdd0d | 1690 | return 0; |
1da177e4 | 1691 | } |
2698ea98 | 1692 | EXPORT_SYMBOL_GPL(snd_hda_codec_configure); |
1da177e4 | 1693 | |
ed360813 TI |
1694 | /* update the stream-id if changed */ |
1695 | static void update_pcm_stream_id(struct hda_codec *codec, | |
1696 | struct hda_cvt_setup *p, hda_nid_t nid, | |
1697 | u32 stream_tag, int channel_id) | |
1698 | { | |
1699 | unsigned int oldval, newval; | |
1700 | ||
1701 | if (p->stream_tag != stream_tag || p->channel_id != channel_id) { | |
1702 | oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); | |
1703 | newval = (stream_tag << 4) | channel_id; | |
1704 | if (oldval != newval) | |
1705 | snd_hda_codec_write(codec, nid, 0, | |
1706 | AC_VERB_SET_CHANNEL_STREAMID, | |
1707 | newval); | |
1708 | p->stream_tag = stream_tag; | |
1709 | p->channel_id = channel_id; | |
1710 | } | |
1711 | } | |
1712 | ||
1713 | /* update the format-id if changed */ | |
1714 | static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p, | |
1715 | hda_nid_t nid, int format) | |
1716 | { | |
1717 | unsigned int oldval; | |
1718 | ||
1719 | if (p->format_id != format) { | |
1720 | oldval = snd_hda_codec_read(codec, nid, 0, | |
1721 | AC_VERB_GET_STREAM_FORMAT, 0); | |
1722 | if (oldval != format) { | |
1723 | msleep(1); | |
1724 | snd_hda_codec_write(codec, nid, 0, | |
1725 | AC_VERB_SET_STREAM_FORMAT, | |
1726 | format); | |
1727 | } | |
1728 | p->format_id = format; | |
1729 | } | |
1730 | } | |
1731 | ||
1da177e4 LT |
1732 | /** |
1733 | * snd_hda_codec_setup_stream - set up the codec for streaming | |
1734 | * @codec: the CODEC to set up | |
1735 | * @nid: the NID to set up | |
1736 | * @stream_tag: stream tag to pass, it's between 0x1 and 0xf. | |
1737 | * @channel_id: channel id to pass, zero based. | |
1738 | * @format: stream format. | |
1739 | */ | |
0ba21762 TI |
1740 | void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, |
1741 | u32 stream_tag, | |
1da177e4 LT |
1742 | int channel_id, int format) |
1743 | { | |
3f50ac6a | 1744 | struct hda_codec *c; |
eb541337 | 1745 | struct hda_cvt_setup *p; |
62b7e5e0 | 1746 | int type; |
eb541337 TI |
1747 | int i; |
1748 | ||
0ba21762 | 1749 | if (!nid) |
d21b37ea TI |
1750 | return; |
1751 | ||
4e76a883 TI |
1752 | codec_dbg(codec, |
1753 | "hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", | |
1754 | nid, stream_tag, channel_id, format); | |
eb541337 | 1755 | p = get_hda_cvt_setup(codec, nid); |
6c35ae3c | 1756 | if (!p) |
eb541337 | 1757 | return; |
ed360813 TI |
1758 | |
1759 | if (codec->pcm_format_first) | |
1760 | update_pcm_format(codec, p, nid, format); | |
1761 | update_pcm_stream_id(codec, p, nid, stream_tag, channel_id); | |
1762 | if (!codec->pcm_format_first) | |
1763 | update_pcm_format(codec, p, nid, format); | |
1764 | ||
eb541337 TI |
1765 | p->active = 1; |
1766 | p->dirty = 0; | |
1767 | ||
1768 | /* make other inactive cvts with the same stream-tag dirty */ | |
62b7e5e0 | 1769 | type = get_wcaps_type(get_wcaps(codec, nid)); |
3f50ac6a TI |
1770 | list_for_each_entry(c, &codec->bus->codec_list, list) { |
1771 | for (i = 0; i < c->cvt_setups.used; i++) { | |
1772 | p = snd_array_elem(&c->cvt_setups, i); | |
62b7e5e0 | 1773 | if (!p->active && p->stream_tag == stream_tag && |
54c2a89f | 1774 | get_wcaps_type(get_wcaps(c, p->nid)) == type) |
3f50ac6a TI |
1775 | p->dirty = 1; |
1776 | } | |
eb541337 | 1777 | } |
1da177e4 | 1778 | } |
2698ea98 | 1779 | EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream); |
1da177e4 | 1780 | |
f0cea797 TI |
1781 | static void really_cleanup_stream(struct hda_codec *codec, |
1782 | struct hda_cvt_setup *q); | |
1783 | ||
d5191e50 | 1784 | /** |
f0cea797 | 1785 | * __snd_hda_codec_cleanup_stream - clean up the codec for closing |
d5191e50 TI |
1786 | * @codec: the CODEC to clean up |
1787 | * @nid: the NID to clean up | |
f0cea797 | 1788 | * @do_now: really clean up the stream instead of clearing the active flag |
d5191e50 | 1789 | */ |
f0cea797 TI |
1790 | void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, |
1791 | int do_now) | |
888afa15 | 1792 | { |
eb541337 TI |
1793 | struct hda_cvt_setup *p; |
1794 | ||
888afa15 TI |
1795 | if (!nid) |
1796 | return; | |
1797 | ||
0e7adbe2 TI |
1798 | if (codec->no_sticky_stream) |
1799 | do_now = 1; | |
1800 | ||
4e76a883 | 1801 | codec_dbg(codec, "hda_codec_cleanup_stream: NID=0x%x\n", nid); |
eb541337 | 1802 | p = get_hda_cvt_setup(codec, nid); |
6c35ae3c | 1803 | if (p) { |
f0cea797 TI |
1804 | /* here we just clear the active flag when do_now isn't set; |
1805 | * actual clean-ups will be done later in | |
1806 | * purify_inactive_streams() called from snd_hda_codec_prpapre() | |
1807 | */ | |
1808 | if (do_now) | |
1809 | really_cleanup_stream(codec, p); | |
1810 | else | |
1811 | p->active = 0; | |
1812 | } | |
eb541337 | 1813 | } |
2698ea98 | 1814 | EXPORT_SYMBOL_GPL(__snd_hda_codec_cleanup_stream); |
eb541337 TI |
1815 | |
1816 | static void really_cleanup_stream(struct hda_codec *codec, | |
1817 | struct hda_cvt_setup *q) | |
1818 | { | |
1819 | hda_nid_t nid = q->nid; | |
218264ae TI |
1820 | if (q->stream_tag || q->channel_id) |
1821 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); | |
1822 | if (q->format_id) | |
1823 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0 | |
1824 | ); | |
eb541337 TI |
1825 | memset(q, 0, sizeof(*q)); |
1826 | q->nid = nid; | |
1827 | } | |
1828 | ||
1829 | /* clean up the all conflicting obsolete streams */ | |
1830 | static void purify_inactive_streams(struct hda_codec *codec) | |
1831 | { | |
3f50ac6a | 1832 | struct hda_codec *c; |
eb541337 TI |
1833 | int i; |
1834 | ||
3f50ac6a TI |
1835 | list_for_each_entry(c, &codec->bus->codec_list, list) { |
1836 | for (i = 0; i < c->cvt_setups.used; i++) { | |
1837 | struct hda_cvt_setup *p; | |
1838 | p = snd_array_elem(&c->cvt_setups, i); | |
1839 | if (p->dirty) | |
1840 | really_cleanup_stream(c, p); | |
1841 | } | |
eb541337 TI |
1842 | } |
1843 | } | |
1844 | ||
2a43952a | 1845 | #ifdef CONFIG_PM |
eb541337 TI |
1846 | /* clean up all streams; called from suspend */ |
1847 | static void hda_cleanup_all_streams(struct hda_codec *codec) | |
1848 | { | |
1849 | int i; | |
1850 | ||
1851 | for (i = 0; i < codec->cvt_setups.used; i++) { | |
1852 | struct hda_cvt_setup *p = snd_array_elem(&codec->cvt_setups, i); | |
1853 | if (p->stream_tag) | |
1854 | really_cleanup_stream(codec, p); | |
1855 | } | |
888afa15 | 1856 | } |
1c7276cf | 1857 | #endif |
888afa15 | 1858 | |
1da177e4 LT |
1859 | /* |
1860 | * amp access functions | |
1861 | */ | |
1862 | ||
4a19faee | 1863 | /* FIXME: more better hash key? */ |
28aedaf7 | 1864 | #define HDA_HASH_KEY(nid, dir, idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) |
1327a32b | 1865 | #define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24)) |
92c7c8a7 TI |
1866 | #define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24)) |
1867 | #define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24)) | |
1da177e4 | 1868 | #define INFO_AMP_CAPS (1<<0) |
4a19faee | 1869 | #define INFO_AMP_VOL(ch) (1 << (1 + (ch))) |
1da177e4 LT |
1870 | |
1871 | /* initialize the hash table */ | |
6a0f56a7 | 1872 | static void init_hda_cache(struct hda_cache_rec *cache, |
01751f54 TI |
1873 | unsigned int record_size) |
1874 | { | |
1875 | memset(cache, 0, sizeof(*cache)); | |
1876 | memset(cache->hash, 0xff, sizeof(cache->hash)); | |
603c4019 | 1877 | snd_array_init(&cache->buf, record_size, 64); |
01751f54 TI |
1878 | } |
1879 | ||
1fcaee6e | 1880 | static void free_hda_cache(struct hda_cache_rec *cache) |
1da177e4 | 1881 | { |
603c4019 | 1882 | snd_array_free(&cache->buf); |
1da177e4 LT |
1883 | } |
1884 | ||
1885 | /* query the hash. allocate an entry if not found. */ | |
a68d5a54 | 1886 | static struct hda_cache_head *get_hash(struct hda_cache_rec *cache, u32 key) |
1da177e4 | 1887 | { |
01751f54 TI |
1888 | u16 idx = key % (u16)ARRAY_SIZE(cache->hash); |
1889 | u16 cur = cache->hash[idx]; | |
1890 | struct hda_cache_head *info; | |
1da177e4 LT |
1891 | |
1892 | while (cur != 0xffff) { | |
f43aa025 | 1893 | info = snd_array_elem(&cache->buf, cur); |
1da177e4 LT |
1894 | if (info->key == key) |
1895 | return info; | |
1896 | cur = info->next; | |
1897 | } | |
a68d5a54 TI |
1898 | return NULL; |
1899 | } | |
1da177e4 | 1900 | |
a68d5a54 TI |
1901 | /* query the hash. allocate an entry if not found. */ |
1902 | static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, | |
1903 | u32 key) | |
1904 | { | |
1905 | struct hda_cache_head *info = get_hash(cache, key); | |
1906 | if (!info) { | |
1907 | u16 idx, cur; | |
1908 | /* add a new hash entry */ | |
1909 | info = snd_array_new(&cache->buf); | |
1910 | if (!info) | |
1911 | return NULL; | |
1912 | cur = snd_array_index(&cache->buf, info); | |
1913 | info->key = key; | |
1914 | info->val = 0; | |
c370dd6e | 1915 | info->dirty = 0; |
a68d5a54 TI |
1916 | idx = key % (u16)ARRAY_SIZE(cache->hash); |
1917 | info->next = cache->hash[idx]; | |
1918 | cache->hash[idx] = cur; | |
1919 | } | |
1da177e4 LT |
1920 | return info; |
1921 | } | |
1922 | ||
01751f54 TI |
1923 | /* query and allocate an amp hash entry */ |
1924 | static inline struct hda_amp_info * | |
1925 | get_alloc_amp_hash(struct hda_codec *codec, u32 key) | |
1926 | { | |
1927 | return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key); | |
1928 | } | |
1929 | ||
c3b6bcc2 TI |
1930 | /* overwrite the value with the key in the caps hash */ |
1931 | static int write_caps_hash(struct hda_codec *codec, u32 key, unsigned int val) | |
1932 | { | |
1933 | struct hda_amp_info *info; | |
1934 | ||
1935 | mutex_lock(&codec->hash_mutex); | |
1936 | info = get_alloc_amp_hash(codec, key); | |
1937 | if (!info) { | |
1938 | mutex_unlock(&codec->hash_mutex); | |
1939 | return -EINVAL; | |
1940 | } | |
1941 | info->amp_caps = val; | |
1942 | info->head.val |= INFO_AMP_CAPS; | |
1943 | mutex_unlock(&codec->hash_mutex); | |
1944 | return 0; | |
1945 | } | |
1946 | ||
1947 | /* query the value from the caps hash; if not found, fetch the current | |
1948 | * value from the given function and store in the hash | |
1949 | */ | |
1950 | static unsigned int | |
1951 | query_caps_hash(struct hda_codec *codec, hda_nid_t nid, int dir, u32 key, | |
1952 | unsigned int (*func)(struct hda_codec *, hda_nid_t, int)) | |
1953 | { | |
1954 | struct hda_amp_info *info; | |
1955 | unsigned int val; | |
1956 | ||
1957 | mutex_lock(&codec->hash_mutex); | |
1958 | info = get_alloc_amp_hash(codec, key); | |
1959 | if (!info) { | |
1960 | mutex_unlock(&codec->hash_mutex); | |
1961 | return 0; | |
1962 | } | |
1963 | if (!(info->head.val & INFO_AMP_CAPS)) { | |
1964 | mutex_unlock(&codec->hash_mutex); /* for reentrance */ | |
1965 | val = func(codec, nid, dir); | |
1966 | write_caps_hash(codec, key, val); | |
1967 | } else { | |
1968 | val = info->amp_caps; | |
1969 | mutex_unlock(&codec->hash_mutex); | |
1970 | } | |
1971 | return val; | |
1972 | } | |
1973 | ||
1974 | static unsigned int read_amp_cap(struct hda_codec *codec, hda_nid_t nid, | |
1975 | int direction) | |
1976 | { | |
1977 | if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD)) | |
1978 | nid = codec->afg; | |
1979 | return snd_hda_param_read(codec, nid, | |
1980 | direction == HDA_OUTPUT ? | |
1981 | AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); | |
1982 | } | |
1983 | ||
d5191e50 TI |
1984 | /** |
1985 | * query_amp_caps - query AMP capabilities | |
1986 | * @codec: the HD-auio codec | |
1987 | * @nid: the NID to query | |
1988 | * @direction: either #HDA_INPUT or #HDA_OUTPUT | |
1989 | * | |
1990 | * Query AMP capabilities for the given widget and direction. | |
1991 | * Returns the obtained capability bits. | |
1992 | * | |
1993 | * When cap bits have been already read, this doesn't read again but | |
1994 | * returns the cached value. | |
1da177e4 | 1995 | */ |
09a99959 | 1996 | u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) |
1da177e4 | 1997 | { |
c3b6bcc2 TI |
1998 | return query_caps_hash(codec, nid, direction, |
1999 | HDA_HASH_KEY(nid, direction, 0), | |
2000 | read_amp_cap); | |
1da177e4 | 2001 | } |
2698ea98 | 2002 | EXPORT_SYMBOL_GPL(query_amp_caps); |
1da177e4 | 2003 | |
861a04ed DH |
2004 | /** |
2005 | * snd_hda_check_amp_caps - query AMP capabilities | |
2006 | * @codec: the HD-audio codec | |
2007 | * @nid: the NID to query | |
2008 | * @dir: either #HDA_INPUT or #HDA_OUTPUT | |
2009 | * | |
2010 | * Check whether the widget has the given amp capability for the direction. | |
2011 | */ | |
2012 | bool snd_hda_check_amp_caps(struct hda_codec *codec, hda_nid_t nid, | |
2013 | int dir, unsigned int bits) | |
2014 | { | |
2015 | if (!nid) | |
2016 | return false; | |
2017 | if (get_wcaps(codec, nid) & (1 << (dir + 1))) | |
2018 | if (query_amp_caps(codec, nid, dir) & bits) | |
2019 | return true; | |
2020 | return false; | |
2021 | } | |
2022 | EXPORT_SYMBOL_GPL(snd_hda_check_amp_caps); | |
2023 | ||
d5191e50 TI |
2024 | /** |
2025 | * snd_hda_override_amp_caps - Override the AMP capabilities | |
2026 | * @codec: the CODEC to clean up | |
2027 | * @nid: the NID to clean up | |
2028 | * @direction: either #HDA_INPUT or #HDA_OUTPUT | |
2029 | * @caps: the capability bits to set | |
2030 | * | |
2031 | * Override the cached AMP caps bits value by the given one. | |
2032 | * This function is useful if the driver needs to adjust the AMP ranges, | |
2033 | * e.g. limit to 0dB, etc. | |
2034 | * | |
2035 | * Returns zero if successful or a negative error code. | |
2036 | */ | |
897cc188 TI |
2037 | int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, |
2038 | unsigned int caps) | |
2039 | { | |
c3b6bcc2 | 2040 | return write_caps_hash(codec, HDA_HASH_KEY(nid, dir, 0), caps); |
897cc188 | 2041 | } |
2698ea98 | 2042 | EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps); |
1327a32b | 2043 | |
c3b6bcc2 TI |
2044 | static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid, |
2045 | int dir) | |
92c7c8a7 TI |
2046 | { |
2047 | return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); | |
2048 | } | |
2049 | ||
d5191e50 TI |
2050 | /** |
2051 | * snd_hda_query_pin_caps - Query PIN capabilities | |
2052 | * @codec: the HD-auio codec | |
2053 | * @nid: the NID to query | |
2054 | * | |
2055 | * Query PIN capabilities for the given widget. | |
2056 | * Returns the obtained capability bits. | |
2057 | * | |
2058 | * When cap bits have been already read, this doesn't read again but | |
2059 | * returns the cached value. | |
2060 | */ | |
92c7c8a7 TI |
2061 | u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) |
2062 | { | |
c3b6bcc2 | 2063 | return query_caps_hash(codec, nid, 0, HDA_HASH_PINCAP_KEY(nid), |
92c7c8a7 TI |
2064 | read_pin_cap); |
2065 | } | |
2698ea98 | 2066 | EXPORT_SYMBOL_GPL(snd_hda_query_pin_caps); |
897cc188 | 2067 | |
f57c2565 TI |
2068 | /** |
2069 | * snd_hda_override_pin_caps - Override the pin capabilities | |
2070 | * @codec: the CODEC | |
2071 | * @nid: the NID to override | |
2072 | * @caps: the capability bits to set | |
2073 | * | |
2074 | * Override the cached PIN capabilitiy bits value by the given one. | |
2075 | * | |
2076 | * Returns zero if successful or a negative error code. | |
2077 | */ | |
2078 | int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, | |
2079 | unsigned int caps) | |
2080 | { | |
c3b6bcc2 | 2081 | return write_caps_hash(codec, HDA_HASH_PINCAP_KEY(nid), caps); |
f57c2565 | 2082 | } |
2698ea98 | 2083 | EXPORT_SYMBOL_GPL(snd_hda_override_pin_caps); |
f57c2565 | 2084 | |
c3b6bcc2 TI |
2085 | /* read or sync the hash value with the current value; |
2086 | * call within hash_mutex | |
1da177e4 | 2087 | */ |
c3b6bcc2 TI |
2088 | static struct hda_amp_info * |
2089 | update_amp_hash(struct hda_codec *codec, hda_nid_t nid, int ch, | |
280e57d5 | 2090 | int direction, int index, bool init_only) |
1da177e4 | 2091 | { |
c3b6bcc2 TI |
2092 | struct hda_amp_info *info; |
2093 | unsigned int parm, val = 0; | |
2094 | bool val_read = false; | |
1da177e4 | 2095 | |
c3b6bcc2 TI |
2096 | retry: |
2097 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); | |
2098 | if (!info) | |
2099 | return NULL; | |
2100 | if (!(info->head.val & INFO_AMP_VOL(ch))) { | |
2101 | if (!val_read) { | |
2102 | mutex_unlock(&codec->hash_mutex); | |
2103 | parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT; | |
2104 | parm |= direction == HDA_OUTPUT ? | |
2105 | AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; | |
2106 | parm |= index; | |
2107 | val = snd_hda_codec_read(codec, nid, 0, | |
0ba21762 | 2108 | AC_VERB_GET_AMP_GAIN_MUTE, parm); |
c3b6bcc2 TI |
2109 | val &= 0xff; |
2110 | val_read = true; | |
2111 | mutex_lock(&codec->hash_mutex); | |
2112 | goto retry; | |
2113 | } | |
2114 | info->vol[ch] = val; | |
2115 | info->head.val |= INFO_AMP_VOL(ch); | |
280e57d5 TI |
2116 | } else if (init_only) |
2117 | return NULL; | |
c3b6bcc2 | 2118 | return info; |
1da177e4 LT |
2119 | } |
2120 | ||
2121 | /* | |
c3b6bcc2 | 2122 | * write the current volume in info to the h/w |
1da177e4 | 2123 | */ |
2ce4886a | 2124 | static void put_vol_mute(struct hda_codec *codec, unsigned int amp_caps, |
0ba21762 TI |
2125 | hda_nid_t nid, int ch, int direction, int index, |
2126 | int val) | |
1da177e4 LT |
2127 | { |
2128 | u32 parm; | |
2129 | ||
2130 | parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT; | |
2131 | parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT; | |
2132 | parm |= index << AC_AMP_SET_INDEX_SHIFT; | |
2ce4886a TI |
2133 | if ((val & HDA_AMP_MUTE) && !(amp_caps & AC_AMPCAP_MUTE) && |
2134 | (amp_caps & AC_AMPCAP_MIN_MUTE)) | |
3868137e TI |
2135 | ; /* set the zero value as a fake mute */ |
2136 | else | |
2137 | parm |= val; | |
1da177e4 LT |
2138 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm); |
2139 | } | |
2140 | ||
d5191e50 TI |
2141 | /** |
2142 | * snd_hda_codec_amp_read - Read AMP value | |
2143 | * @codec: HD-audio codec | |
2144 | * @nid: NID to read the AMP value | |
2145 | * @ch: channel (left=0 or right=1) | |
2146 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
2147 | * @index: the index value (only for input direction) | |
2148 | * | |
2149 | * Read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit. | |
1da177e4 | 2150 | */ |
834be88d TI |
2151 | int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, |
2152 | int direction, int index) | |
1da177e4 | 2153 | { |
0ba21762 | 2154 | struct hda_amp_info *info; |
c3b6bcc2 TI |
2155 | unsigned int val = 0; |
2156 | ||
2157 | mutex_lock(&codec->hash_mutex); | |
280e57d5 | 2158 | info = update_amp_hash(codec, nid, ch, direction, index, false); |
c3b6bcc2 TI |
2159 | if (info) |
2160 | val = info->vol[ch]; | |
2161 | mutex_unlock(&codec->hash_mutex); | |
2162 | return val; | |
1da177e4 | 2163 | } |
2698ea98 | 2164 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_read); |
1da177e4 | 2165 | |
280e57d5 TI |
2166 | static int codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, |
2167 | int direction, int idx, int mask, int val, | |
2168 | bool init_only) | |
1da177e4 | 2169 | { |
0ba21762 | 2170 | struct hda_amp_info *info; |
2ce4886a | 2171 | unsigned int caps; |
de1e37b7 | 2172 | unsigned int cache_only; |
4a19faee | 2173 | |
46712646 TI |
2174 | if (snd_BUG_ON(mask & ~0xff)) |
2175 | mask &= 0xff; | |
4a19faee | 2176 | val &= mask; |
c3b6bcc2 TI |
2177 | |
2178 | mutex_lock(&codec->hash_mutex); | |
280e57d5 | 2179 | info = update_amp_hash(codec, nid, ch, direction, idx, init_only); |
c3b6bcc2 TI |
2180 | if (!info) { |
2181 | mutex_unlock(&codec->hash_mutex); | |
2182 | return 0; | |
2183 | } | |
2184 | val |= info->vol[ch] & ~mask; | |
2185 | if (info->vol[ch] == val) { | |
2186 | mutex_unlock(&codec->hash_mutex); | |
1da177e4 | 2187 | return 0; |
c3b6bcc2 TI |
2188 | } |
2189 | info->vol[ch] = val; | |
de1e37b7 | 2190 | cache_only = info->head.dirty = codec->cached_write; |
2ce4886a | 2191 | caps = info->amp_caps; |
c3b6bcc2 | 2192 | mutex_unlock(&codec->hash_mutex); |
de1e37b7 | 2193 | if (!cache_only) |
2ce4886a | 2194 | put_vol_mute(codec, caps, nid, ch, direction, idx, val); |
1da177e4 LT |
2195 | return 1; |
2196 | } | |
280e57d5 TI |
2197 | |
2198 | /** | |
2199 | * snd_hda_codec_amp_update - update the AMP value | |
2200 | * @codec: HD-audio codec | |
2201 | * @nid: NID to read the AMP value | |
2202 | * @ch: channel (left=0 or right=1) | |
2203 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
2204 | * @idx: the index value (only for input direction) | |
2205 | * @mask: bit mask to set | |
2206 | * @val: the bits value to set | |
2207 | * | |
2208 | * Update the AMP value with a bit mask. | |
2209 | * Returns 0 if the value is unchanged, 1 if changed. | |
2210 | */ | |
2211 | int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, | |
2212 | int direction, int idx, int mask, int val) | |
2213 | { | |
2214 | return codec_amp_update(codec, nid, ch, direction, idx, mask, val, false); | |
2215 | } | |
2698ea98 | 2216 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update); |
1da177e4 | 2217 | |
d5191e50 TI |
2218 | /** |
2219 | * snd_hda_codec_amp_stereo - update the AMP stereo values | |
2220 | * @codec: HD-audio codec | |
2221 | * @nid: NID to read the AMP value | |
2222 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
2223 | * @idx: the index value (only for input direction) | |
2224 | * @mask: bit mask to set | |
2225 | * @val: the bits value to set | |
2226 | * | |
2227 | * Update the AMP values like snd_hda_codec_amp_update(), but for a | |
2228 | * stereo widget with the same mask and value. | |
47fd830a TI |
2229 | */ |
2230 | int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, | |
2231 | int direction, int idx, int mask, int val) | |
2232 | { | |
2233 | int ch, ret = 0; | |
46712646 TI |
2234 | |
2235 | if (snd_BUG_ON(mask & ~0xff)) | |
2236 | mask &= 0xff; | |
47fd830a TI |
2237 | for (ch = 0; ch < 2; ch++) |
2238 | ret |= snd_hda_codec_amp_update(codec, nid, ch, direction, | |
2239 | idx, mask, val); | |
2240 | return ret; | |
2241 | } | |
2698ea98 | 2242 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo); |
47fd830a | 2243 | |
280e57d5 TI |
2244 | /* Works like snd_hda_codec_amp_update() but it writes the value only at |
2245 | * the first access. If the amp was already initialized / updated beforehand, | |
2246 | * this does nothing. | |
2247 | */ | |
2248 | int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch, | |
2249 | int dir, int idx, int mask, int val) | |
2250 | { | |
2251 | return codec_amp_update(codec, nid, ch, dir, idx, mask, val, true); | |
2252 | } | |
2698ea98 | 2253 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init); |
280e57d5 TI |
2254 | |
2255 | int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid, | |
2256 | int dir, int idx, int mask, int val) | |
2257 | { | |
2258 | int ch, ret = 0; | |
2259 | ||
2260 | if (snd_BUG_ON(mask & ~0xff)) | |
2261 | mask &= 0xff; | |
2262 | for (ch = 0; ch < 2; ch++) | |
2263 | ret |= snd_hda_codec_amp_init(codec, nid, ch, dir, | |
2264 | idx, mask, val); | |
2265 | return ret; | |
2266 | } | |
2698ea98 | 2267 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init_stereo); |
280e57d5 | 2268 | |
d5191e50 TI |
2269 | /** |
2270 | * snd_hda_codec_resume_amp - Resume all AMP commands from the cache | |
2271 | * @codec: HD-audio codec | |
2272 | * | |
2273 | * Resume the all amp commands from the cache. | |
2274 | */ | |
b3ac5636 TI |
2275 | void snd_hda_codec_resume_amp(struct hda_codec *codec) |
2276 | { | |
b3ac5636 TI |
2277 | int i; |
2278 | ||
c370dd6e | 2279 | mutex_lock(&codec->hash_mutex); |
aa88a355 | 2280 | codec->cached_write = 0; |
c370dd6e TI |
2281 | for (i = 0; i < codec->amp_cache.buf.used; i++) { |
2282 | struct hda_amp_info *buffer; | |
2283 | u32 key; | |
b3ac5636 TI |
2284 | hda_nid_t nid; |
2285 | unsigned int idx, dir, ch; | |
2ce4886a | 2286 | struct hda_amp_info info; |
c370dd6e TI |
2287 | |
2288 | buffer = snd_array_elem(&codec->amp_cache.buf, i); | |
8565f052 TI |
2289 | if (!buffer->head.dirty) |
2290 | continue; | |
2291 | buffer->head.dirty = 0; | |
2ce4886a TI |
2292 | info = *buffer; |
2293 | key = info.head.key; | |
b3ac5636 TI |
2294 | if (!key) |
2295 | continue; | |
2296 | nid = key & 0xff; | |
2297 | idx = (key >> 16) & 0xff; | |
2298 | dir = (key >> 24) & 0xff; | |
2299 | for (ch = 0; ch < 2; ch++) { | |
2ce4886a | 2300 | if (!(info.head.val & INFO_AMP_VOL(ch))) |
b3ac5636 | 2301 | continue; |
c370dd6e | 2302 | mutex_unlock(&codec->hash_mutex); |
2ce4886a TI |
2303 | put_vol_mute(codec, info.amp_caps, nid, ch, dir, idx, |
2304 | info.vol[ch]); | |
c370dd6e | 2305 | mutex_lock(&codec->hash_mutex); |
b3ac5636 TI |
2306 | } |
2307 | } | |
c370dd6e | 2308 | mutex_unlock(&codec->hash_mutex); |
b3ac5636 | 2309 | } |
2698ea98 | 2310 | EXPORT_SYMBOL_GPL(snd_hda_codec_resume_amp); |
1da177e4 | 2311 | |
afbd9b84 TI |
2312 | static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir, |
2313 | unsigned int ofs) | |
2314 | { | |
2315 | u32 caps = query_amp_caps(codec, nid, dir); | |
2316 | /* get num steps */ | |
2317 | caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
2318 | if (ofs < caps) | |
2319 | caps -= ofs; | |
2320 | return caps; | |
2321 | } | |
2322 | ||
d5191e50 TI |
2323 | /** |
2324 | * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer | |
2325 | * | |
2326 | * The control element is supposed to have the private_value field | |
2327 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2328 | */ | |
0ba21762 TI |
2329 | int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, |
2330 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
2331 | { |
2332 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2333 | u16 nid = get_amp_nid(kcontrol); | |
2334 | u8 chs = get_amp_channels(kcontrol); | |
2335 | int dir = get_amp_direction(kcontrol); | |
29fdbec2 | 2336 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 | 2337 | |
afbd9b84 TI |
2338 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
2339 | uinfo->count = chs == 3 ? 2 : 1; | |
2340 | uinfo->value.integer.min = 0; | |
2341 | uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs); | |
2342 | if (!uinfo->value.integer.max) { | |
4e76a883 TI |
2343 | codec_warn(codec, |
2344 | "num_steps = 0 for NID=0x%x (ctl = %s)\n", | |
2345 | nid, kcontrol->id.name); | |
1da177e4 LT |
2346 | return -EINVAL; |
2347 | } | |
1da177e4 LT |
2348 | return 0; |
2349 | } | |
2698ea98 | 2350 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info); |
1da177e4 | 2351 | |
29fdbec2 TI |
2352 | |
2353 | static inline unsigned int | |
2354 | read_amp_value(struct hda_codec *codec, hda_nid_t nid, | |
2355 | int ch, int dir, int idx, unsigned int ofs) | |
2356 | { | |
2357 | unsigned int val; | |
2358 | val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx); | |
2359 | val &= HDA_AMP_VOLMASK; | |
2360 | if (val >= ofs) | |
2361 | val -= ofs; | |
2362 | else | |
2363 | val = 0; | |
2364 | return val; | |
2365 | } | |
2366 | ||
2367 | static inline int | |
2368 | update_amp_value(struct hda_codec *codec, hda_nid_t nid, | |
2369 | int ch, int dir, int idx, unsigned int ofs, | |
2370 | unsigned int val) | |
2371 | { | |
afbd9b84 TI |
2372 | unsigned int maxval; |
2373 | ||
29fdbec2 TI |
2374 | if (val > 0) |
2375 | val += ofs; | |
7ccc3efa TI |
2376 | /* ofs = 0: raw max value */ |
2377 | maxval = get_amp_max_value(codec, nid, dir, 0); | |
afbd9b84 TI |
2378 | if (val > maxval) |
2379 | val = maxval; | |
29fdbec2 TI |
2380 | return snd_hda_codec_amp_update(codec, nid, ch, dir, idx, |
2381 | HDA_AMP_VOLMASK, val); | |
2382 | } | |
2383 | ||
d5191e50 TI |
2384 | /** |
2385 | * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume | |
2386 | * | |
2387 | * The control element is supposed to have the private_value field | |
2388 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2389 | */ | |
0ba21762 TI |
2390 | int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, |
2391 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2392 | { |
2393 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2394 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2395 | int chs = get_amp_channels(kcontrol); | |
2396 | int dir = get_amp_direction(kcontrol); | |
2397 | int idx = get_amp_index(kcontrol); | |
29fdbec2 | 2398 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 LT |
2399 | long *valp = ucontrol->value.integer.value; |
2400 | ||
2401 | if (chs & 1) | |
29fdbec2 | 2402 | *valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs); |
1da177e4 | 2403 | if (chs & 2) |
29fdbec2 | 2404 | *valp = read_amp_value(codec, nid, 1, dir, idx, ofs); |
1da177e4 LT |
2405 | return 0; |
2406 | } | |
2698ea98 | 2407 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get); |
1da177e4 | 2408 | |
d5191e50 TI |
2409 | /** |
2410 | * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume | |
2411 | * | |
2412 | * The control element is supposed to have the private_value field | |
2413 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2414 | */ | |
0ba21762 TI |
2415 | int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, |
2416 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2417 | { |
2418 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2419 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2420 | int chs = get_amp_channels(kcontrol); | |
2421 | int dir = get_amp_direction(kcontrol); | |
2422 | int idx = get_amp_index(kcontrol); | |
29fdbec2 | 2423 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 LT |
2424 | long *valp = ucontrol->value.integer.value; |
2425 | int change = 0; | |
2426 | ||
cb53c626 | 2427 | snd_hda_power_up(codec); |
b9f5a89c | 2428 | if (chs & 1) { |
29fdbec2 | 2429 | change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp); |
b9f5a89c NG |
2430 | valp++; |
2431 | } | |
4a19faee | 2432 | if (chs & 2) |
29fdbec2 | 2433 | change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp); |
cb53c626 | 2434 | snd_hda_power_down(codec); |
1da177e4 LT |
2435 | return change; |
2436 | } | |
2698ea98 | 2437 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put); |
1da177e4 | 2438 | |
d5191e50 TI |
2439 | /** |
2440 | * snd_hda_mixer_amp_volume_put - TLV callback for a standard AMP mixer volume | |
2441 | * | |
2442 | * The control element is supposed to have the private_value field | |
2443 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2444 | */ | |
302e9c5a JK |
2445 | int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
2446 | unsigned int size, unsigned int __user *_tlv) | |
2447 | { | |
2448 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2449 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2450 | int dir = get_amp_direction(kcontrol); | |
29fdbec2 | 2451 | unsigned int ofs = get_amp_offset(kcontrol); |
de8c85f7 | 2452 | bool min_mute = get_amp_min_mute(kcontrol); |
302e9c5a JK |
2453 | u32 caps, val1, val2; |
2454 | ||
2455 | if (size < 4 * sizeof(unsigned int)) | |
2456 | return -ENOMEM; | |
2457 | caps = query_amp_caps(codec, nid, dir); | |
0ba21762 TI |
2458 | val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; |
2459 | val2 = (val2 + 1) * 25; | |
302e9c5a | 2460 | val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT); |
29fdbec2 | 2461 | val1 += ofs; |
302e9c5a | 2462 | val1 = ((int)val1) * ((int)val2); |
3868137e | 2463 | if (min_mute || (caps & AC_AMPCAP_MIN_MUTE)) |
c08d9169 | 2464 | val2 |= TLV_DB_SCALE_MUTE; |
302e9c5a JK |
2465 | if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv)) |
2466 | return -EFAULT; | |
2467 | if (put_user(2 * sizeof(unsigned int), _tlv + 1)) | |
2468 | return -EFAULT; | |
2469 | if (put_user(val1, _tlv + 2)) | |
2470 | return -EFAULT; | |
2471 | if (put_user(val2, _tlv + 3)) | |
2472 | return -EFAULT; | |
2473 | return 0; | |
2474 | } | |
2698ea98 | 2475 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv); |
302e9c5a | 2476 | |
d5191e50 TI |
2477 | /** |
2478 | * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control | |
2479 | * @codec: HD-audio codec | |
2480 | * @nid: NID of a reference widget | |
2481 | * @dir: #HDA_INPUT or #HDA_OUTPUT | |
2482 | * @tlv: TLV data to be stored, at least 4 elements | |
2483 | * | |
2484 | * Set (static) TLV data for a virtual master volume using the AMP caps | |
2485 | * obtained from the reference NID. | |
2486 | * The volume range is recalculated as if the max volume is 0dB. | |
2134ea4f TI |
2487 | */ |
2488 | void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, | |
2489 | unsigned int *tlv) | |
2490 | { | |
2491 | u32 caps; | |
2492 | int nums, step; | |
2493 | ||
2494 | caps = query_amp_caps(codec, nid, dir); | |
2495 | nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
2496 | step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; | |
2497 | step = (step + 1) * 25; | |
2498 | tlv[0] = SNDRV_CTL_TLVT_DB_SCALE; | |
2499 | tlv[1] = 2 * sizeof(unsigned int); | |
2500 | tlv[2] = -nums * step; | |
2501 | tlv[3] = step; | |
2502 | } | |
2698ea98 | 2503 | EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv); |
2134ea4f TI |
2504 | |
2505 | /* find a mixer control element with the given name */ | |
09f99701 | 2506 | static struct snd_kcontrol * |
dcda5806 | 2507 | find_mixer_ctl(struct hda_codec *codec, const char *name, int dev, int idx) |
2134ea4f TI |
2508 | { |
2509 | struct snd_ctl_elem_id id; | |
2510 | memset(&id, 0, sizeof(id)); | |
2511 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
dcda5806 | 2512 | id.device = dev; |
09f99701 | 2513 | id.index = idx; |
18cb7109 TI |
2514 | if (snd_BUG_ON(strlen(name) >= sizeof(id.name))) |
2515 | return NULL; | |
2134ea4f TI |
2516 | strcpy(id.name, name); |
2517 | return snd_ctl_find_id(codec->bus->card, &id); | |
2518 | } | |
2519 | ||
d5191e50 TI |
2520 | /** |
2521 | * snd_hda_find_mixer_ctl - Find a mixer control element with the given name | |
2522 | * @codec: HD-audio codec | |
2523 | * @name: ctl id name string | |
2524 | * | |
2525 | * Get the control element with the given id string and IFACE_MIXER. | |
2526 | */ | |
09f99701 TI |
2527 | struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, |
2528 | const char *name) | |
2529 | { | |
dcda5806 | 2530 | return find_mixer_ctl(codec, name, 0, 0); |
09f99701 | 2531 | } |
2698ea98 | 2532 | EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl); |
09f99701 | 2533 | |
dcda5806 | 2534 | static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name, |
ea9b43ad | 2535 | int start_idx) |
1afe206a | 2536 | { |
ea9b43ad TI |
2537 | int i, idx; |
2538 | /* 16 ctlrs should be large enough */ | |
2539 | for (i = 0, idx = start_idx; i < 16; i++, idx++) { | |
2540 | if (!find_mixer_ctl(codec, name, 0, idx)) | |
1afe206a TI |
2541 | return idx; |
2542 | } | |
2543 | return -EBUSY; | |
2544 | } | |
2545 | ||
d5191e50 | 2546 | /** |
5b0cb1d8 | 2547 | * snd_hda_ctl_add - Add a control element and assign to the codec |
d5191e50 TI |
2548 | * @codec: HD-audio codec |
2549 | * @nid: corresponding NID (optional) | |
2550 | * @kctl: the control element to assign | |
2551 | * | |
2552 | * Add the given control element to an array inside the codec instance. | |
2553 | * All control elements belonging to a codec are supposed to be added | |
2554 | * by this function so that a proper clean-up works at the free or | |
2555 | * reconfiguration time. | |
2556 | * | |
2557 | * If non-zero @nid is passed, the NID is assigned to the control element. | |
2558 | * The assignment is shown in the codec proc file. | |
2559 | * | |
2560 | * snd_hda_ctl_add() checks the control subdev id field whether | |
2561 | * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower | |
9e3fd871 JK |
2562 | * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit |
2563 | * specifies if kctl->private_value is a HDA amplifier value. | |
d5191e50 | 2564 | */ |
3911a4c1 JK |
2565 | int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, |
2566 | struct snd_kcontrol *kctl) | |
d13bd412 TI |
2567 | { |
2568 | int err; | |
9e3fd871 | 2569 | unsigned short flags = 0; |
3911a4c1 | 2570 | struct hda_nid_item *item; |
d13bd412 | 2571 | |
5e26dfd0 | 2572 | if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) { |
9e3fd871 | 2573 | flags |= HDA_NID_ITEM_AMP; |
5e26dfd0 JK |
2574 | if (nid == 0) |
2575 | nid = get_amp_nid_(kctl->private_value); | |
2576 | } | |
9e3fd871 JK |
2577 | if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0) |
2578 | nid = kctl->id.subdevice & 0xffff; | |
5e26dfd0 | 2579 | if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG)) |
4d02d1b6 | 2580 | kctl->id.subdevice = 0; |
d13bd412 TI |
2581 | err = snd_ctl_add(codec->bus->card, kctl); |
2582 | if (err < 0) | |
2583 | return err; | |
3911a4c1 JK |
2584 | item = snd_array_new(&codec->mixers); |
2585 | if (!item) | |
d13bd412 | 2586 | return -ENOMEM; |
3911a4c1 JK |
2587 | item->kctl = kctl; |
2588 | item->nid = nid; | |
9e3fd871 | 2589 | item->flags = flags; |
d13bd412 TI |
2590 | return 0; |
2591 | } | |
2698ea98 | 2592 | EXPORT_SYMBOL_GPL(snd_hda_ctl_add); |
d13bd412 | 2593 | |
5b0cb1d8 JK |
2594 | /** |
2595 | * snd_hda_add_nid - Assign a NID to a control element | |
2596 | * @codec: HD-audio codec | |
2597 | * @nid: corresponding NID (optional) | |
2598 | * @kctl: the control element to assign | |
2599 | * @index: index to kctl | |
2600 | * | |
2601 | * Add the given control element to an array inside the codec instance. | |
2602 | * This function is used when #snd_hda_ctl_add cannot be used for 1:1 | |
2603 | * NID:KCTL mapping - for example "Capture Source" selector. | |
2604 | */ | |
2605 | int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, | |
2606 | unsigned int index, hda_nid_t nid) | |
2607 | { | |
2608 | struct hda_nid_item *item; | |
2609 | ||
2610 | if (nid > 0) { | |
2611 | item = snd_array_new(&codec->nids); | |
2612 | if (!item) | |
2613 | return -ENOMEM; | |
2614 | item->kctl = kctl; | |
2615 | item->index = index; | |
2616 | item->nid = nid; | |
2617 | return 0; | |
2618 | } | |
4e76a883 TI |
2619 | codec_err(codec, "no NID for mapping control %s:%d:%d\n", |
2620 | kctl->id.name, kctl->id.index, index); | |
5b0cb1d8 JK |
2621 | return -EINVAL; |
2622 | } | |
2698ea98 | 2623 | EXPORT_SYMBOL_GPL(snd_hda_add_nid); |
5b0cb1d8 | 2624 | |
d5191e50 TI |
2625 | /** |
2626 | * snd_hda_ctls_clear - Clear all controls assigned to the given codec | |
2627 | * @codec: HD-audio codec | |
2628 | */ | |
d13bd412 TI |
2629 | void snd_hda_ctls_clear(struct hda_codec *codec) |
2630 | { | |
2631 | int i; | |
3911a4c1 | 2632 | struct hda_nid_item *items = codec->mixers.list; |
d13bd412 | 2633 | for (i = 0; i < codec->mixers.used; i++) |
3911a4c1 | 2634 | snd_ctl_remove(codec->bus->card, items[i].kctl); |
d13bd412 | 2635 | snd_array_free(&codec->mixers); |
5b0cb1d8 | 2636 | snd_array_free(&codec->nids); |
d13bd412 TI |
2637 | } |
2638 | ||
a65d629c TI |
2639 | /* pseudo device locking |
2640 | * toggle card->shutdown to allow/disallow the device access (as a hack) | |
2641 | */ | |
d3d020bd | 2642 | int snd_hda_lock_devices(struct hda_bus *bus) |
6c1f45ea | 2643 | { |
d3d020bd TI |
2644 | struct snd_card *card = bus->card; |
2645 | struct hda_codec *codec; | |
2646 | ||
a65d629c | 2647 | spin_lock(&card->files_lock); |
d3d020bd TI |
2648 | if (card->shutdown) |
2649 | goto err_unlock; | |
a65d629c | 2650 | card->shutdown = 1; |
d3d020bd TI |
2651 | if (!list_empty(&card->ctl_files)) |
2652 | goto err_clear; | |
2653 | ||
2654 | list_for_each_entry(codec, &bus->codec_list, list) { | |
2655 | int pcm; | |
2656 | for (pcm = 0; pcm < codec->num_pcms; pcm++) { | |
2657 | struct hda_pcm *cpcm = &codec->pcm_info[pcm]; | |
2658 | if (!cpcm->pcm) | |
2659 | continue; | |
2660 | if (cpcm->pcm->streams[0].substream_opened || | |
2661 | cpcm->pcm->streams[1].substream_opened) | |
2662 | goto err_clear; | |
2663 | } | |
2664 | } | |
a65d629c TI |
2665 | spin_unlock(&card->files_lock); |
2666 | return 0; | |
d3d020bd TI |
2667 | |
2668 | err_clear: | |
2669 | card->shutdown = 0; | |
2670 | err_unlock: | |
2671 | spin_unlock(&card->files_lock); | |
2672 | return -EINVAL; | |
a65d629c | 2673 | } |
2698ea98 | 2674 | EXPORT_SYMBOL_GPL(snd_hda_lock_devices); |
a65d629c | 2675 | |
d3d020bd | 2676 | void snd_hda_unlock_devices(struct hda_bus *bus) |
a65d629c | 2677 | { |
d3d020bd TI |
2678 | struct snd_card *card = bus->card; |
2679 | ||
2680 | card = bus->card; | |
a65d629c TI |
2681 | spin_lock(&card->files_lock); |
2682 | card->shutdown = 0; | |
2683 | spin_unlock(&card->files_lock); | |
2684 | } | |
2698ea98 | 2685 | EXPORT_SYMBOL_GPL(snd_hda_unlock_devices); |
a65d629c | 2686 | |
d5191e50 TI |
2687 | /** |
2688 | * snd_hda_codec_reset - Clear all objects assigned to the codec | |
2689 | * @codec: HD-audio codec | |
2690 | * | |
2691 | * This frees the all PCM and control elements assigned to the codec, and | |
2692 | * clears the caches and restores the pin default configurations. | |
2693 | * | |
2694 | * When a device is being used, it returns -EBSY. If successfully freed, | |
2695 | * returns zero. | |
2696 | */ | |
a65d629c TI |
2697 | int snd_hda_codec_reset(struct hda_codec *codec) |
2698 | { | |
d3d020bd TI |
2699 | struct hda_bus *bus = codec->bus; |
2700 | struct snd_card *card = bus->card; | |
2701 | int i; | |
a65d629c | 2702 | |
d3d020bd | 2703 | if (snd_hda_lock_devices(bus) < 0) |
a65d629c | 2704 | return -EBUSY; |
a65d629c TI |
2705 | |
2706 | /* OK, let it free */ | |
26a6cb6c | 2707 | cancel_delayed_work_sync(&codec->jackpoll_work); |
83012a7c | 2708 | #ifdef CONFIG_PM |
a2d96e77 | 2709 | cancel_delayed_work_sync(&codec->power_work); |
d3d020bd | 2710 | flush_workqueue(bus->workq); |
6c1f45ea TI |
2711 | #endif |
2712 | snd_hda_ctls_clear(codec); | |
83a35e36 | 2713 | /* release PCMs */ |
6c1f45ea | 2714 | for (i = 0; i < codec->num_pcms; i++) { |
529bd6c4 | 2715 | if (codec->pcm_info[i].pcm) { |
a65d629c | 2716 | snd_device_free(card, codec->pcm_info[i].pcm); |
529bd6c4 | 2717 | clear_bit(codec->pcm_info[i].device, |
d3d020bd | 2718 | bus->pcm_dev_bits); |
529bd6c4 | 2719 | } |
6c1f45ea | 2720 | } |
d604b399 | 2721 | snd_hda_detach_beep_device(codec); |
6c1f45ea TI |
2722 | if (codec->patch_ops.free) |
2723 | codec->patch_ops.free(codec); | |
07dc59f0 | 2724 | memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); |
1835a0f9 | 2725 | snd_hda_jack_tbl_clear(codec); |
56d17712 | 2726 | codec->proc_widget_hook = NULL; |
6c1f45ea TI |
2727 | codec->spec = NULL; |
2728 | free_hda_cache(&codec->amp_cache); | |
2729 | free_hda_cache(&codec->cmd_cache); | |
827057f5 TI |
2730 | init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); |
2731 | init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); | |
346ff70f TI |
2732 | /* free only driver_pins so that init_pins + user_pins are restored */ |
2733 | snd_array_free(&codec->driver_pins); | |
09a6071b TI |
2734 | snd_array_free(&codec->cvt_setups); |
2735 | snd_array_free(&codec->spdif_out); | |
c9ce6b26 | 2736 | snd_array_free(&codec->verbs); |
6c1f45ea TI |
2737 | codec->num_pcms = 0; |
2738 | codec->pcm_info = NULL; | |
2739 | codec->preset = NULL; | |
d1f1af2d TI |
2740 | codec->slave_dig_outs = NULL; |
2741 | codec->spdif_status_reset = 0; | |
b21bdd0d | 2742 | unload_parser(codec); |
1289e9e8 TI |
2743 | module_put(codec->owner); |
2744 | codec->owner = NULL; | |
a65d629c TI |
2745 | |
2746 | /* allow device access again */ | |
d3d020bd | 2747 | snd_hda_unlock_devices(bus); |
a65d629c | 2748 | return 0; |
6c1f45ea TI |
2749 | } |
2750 | ||
6194b99d | 2751 | typedef int (*map_slave_func_t)(struct hda_codec *, void *, struct snd_kcontrol *); |
aeb4b88e TI |
2752 | |
2753 | /* apply the function to all matching slave ctls in the mixer list */ | |
2754 | static int map_slaves(struct hda_codec *codec, const char * const *slaves, | |
9322ca54 | 2755 | const char *suffix, map_slave_func_t func, void *data) |
aeb4b88e TI |
2756 | { |
2757 | struct hda_nid_item *items; | |
2758 | const char * const *s; | |
2759 | int i, err; | |
2760 | ||
2761 | items = codec->mixers.list; | |
2762 | for (i = 0; i < codec->mixers.used; i++) { | |
2763 | struct snd_kcontrol *sctl = items[i].kctl; | |
ca16ec02 | 2764 | if (!sctl || sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER) |
aeb4b88e TI |
2765 | continue; |
2766 | for (s = slaves; *s; s++) { | |
9322ca54 TI |
2767 | char tmpname[sizeof(sctl->id.name)]; |
2768 | const char *name = *s; | |
2769 | if (suffix) { | |
2770 | snprintf(tmpname, sizeof(tmpname), "%s %s", | |
2771 | name, suffix); | |
2772 | name = tmpname; | |
2773 | } | |
9322ca54 | 2774 | if (!strcmp(sctl->id.name, name)) { |
6194b99d | 2775 | err = func(codec, data, sctl); |
aeb4b88e TI |
2776 | if (err) |
2777 | return err; | |
2778 | break; | |
2779 | } | |
2780 | } | |
2781 | } | |
2782 | return 0; | |
2783 | } | |
2784 | ||
6194b99d TI |
2785 | static int check_slave_present(struct hda_codec *codec, |
2786 | void *data, struct snd_kcontrol *sctl) | |
aeb4b88e TI |
2787 | { |
2788 | return 1; | |
2789 | } | |
2790 | ||
18478e8b | 2791 | /* guess the value corresponding to 0dB */ |
6194b99d TI |
2792 | static int get_kctl_0dB_offset(struct hda_codec *codec, |
2793 | struct snd_kcontrol *kctl, int *step_to_check) | |
18478e8b TI |
2794 | { |
2795 | int _tlv[4]; | |
2796 | const int *tlv = NULL; | |
2797 | int val = -1; | |
2798 | ||
2799 | if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) { | |
2800 | /* FIXME: set_fs() hack for obtaining user-space TLV data */ | |
2801 | mm_segment_t fs = get_fs(); | |
2802 | set_fs(get_ds()); | |
2803 | if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), _tlv)) | |
2804 | tlv = _tlv; | |
2805 | set_fs(fs); | |
2806 | } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) | |
2807 | tlv = kctl->tlv.p; | |
a4e7a121 TI |
2808 | if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) { |
2809 | int step = tlv[3]; | |
2810 | step &= ~TLV_DB_SCALE_MUTE; | |
2811 | if (!step) | |
2812 | return -1; | |
485e3e0c | 2813 | if (*step_to_check && *step_to_check != step) { |
6194b99d | 2814 | codec_err(codec, "Mismatching dB step for vmaster slave (%d!=%d)\n", |
4e76a883 | 2815 | - *step_to_check, step); |
485e3e0c TI |
2816 | return -1; |
2817 | } | |
2818 | *step_to_check = step; | |
a4e7a121 TI |
2819 | val = -tlv[2] / step; |
2820 | } | |
18478e8b TI |
2821 | return val; |
2822 | } | |
2823 | ||
2824 | /* call kctl->put with the given value(s) */ | |
2825 | static int put_kctl_with_value(struct snd_kcontrol *kctl, int val) | |
2826 | { | |
2827 | struct snd_ctl_elem_value *ucontrol; | |
2828 | ucontrol = kzalloc(sizeof(*ucontrol), GFP_KERNEL); | |
2829 | if (!ucontrol) | |
2830 | return -ENOMEM; | |
2831 | ucontrol->value.integer.value[0] = val; | |
2832 | ucontrol->value.integer.value[1] = val; | |
2833 | kctl->put(kctl, ucontrol); | |
2834 | kfree(ucontrol); | |
2835 | return 0; | |
2836 | } | |
2837 | ||
2838 | /* initialize the slave volume with 0dB */ | |
6194b99d TI |
2839 | static int init_slave_0dB(struct hda_codec *codec, |
2840 | void *data, struct snd_kcontrol *slave) | |
18478e8b | 2841 | { |
6194b99d | 2842 | int offset = get_kctl_0dB_offset(codec, slave, data); |
18478e8b TI |
2843 | if (offset > 0) |
2844 | put_kctl_with_value(slave, offset); | |
2845 | return 0; | |
2846 | } | |
2847 | ||
2848 | /* unmute the slave */ | |
6194b99d TI |
2849 | static int init_slave_unmute(struct hda_codec *codec, |
2850 | void *data, struct snd_kcontrol *slave) | |
18478e8b TI |
2851 | { |
2852 | return put_kctl_with_value(slave, 1); | |
2853 | } | |
2854 | ||
e8750940 TI |
2855 | static int add_slave(struct hda_codec *codec, |
2856 | void *data, struct snd_kcontrol *slave) | |
2857 | { | |
2858 | return snd_ctl_add_slave(data, slave); | |
2859 | } | |
2860 | ||
d5191e50 TI |
2861 | /** |
2862 | * snd_hda_add_vmaster - create a virtual master control and add slaves | |
2863 | * @codec: HD-audio codec | |
2864 | * @name: vmaster control name | |
2865 | * @tlv: TLV data (optional) | |
2866 | * @slaves: slave control names (optional) | |
9322ca54 | 2867 | * @suffix: suffix string to each slave name (optional) |
18478e8b | 2868 | * @init_slave_vol: initialize slaves to unmute/0dB |
29e5853d | 2869 | * @ctl_ret: store the vmaster kcontrol in return |
d5191e50 TI |
2870 | * |
2871 | * Create a virtual master control with the given name. The TLV data | |
2872 | * must be either NULL or a valid data. | |
2873 | * | |
2874 | * @slaves is a NULL-terminated array of strings, each of which is a | |
2875 | * slave control name. All controls with these names are assigned to | |
2876 | * the new virtual master control. | |
2877 | * | |
2878 | * This function returns zero if successful or a negative error code. | |
2879 | */ | |
18478e8b | 2880 | int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, |
9322ca54 | 2881 | unsigned int *tlv, const char * const *slaves, |
29e5853d TI |
2882 | const char *suffix, bool init_slave_vol, |
2883 | struct snd_kcontrol **ctl_ret) | |
2134ea4f TI |
2884 | { |
2885 | struct snd_kcontrol *kctl; | |
2134ea4f TI |
2886 | int err; |
2887 | ||
29e5853d TI |
2888 | if (ctl_ret) |
2889 | *ctl_ret = NULL; | |
2890 | ||
9322ca54 | 2891 | err = map_slaves(codec, slaves, suffix, check_slave_present, NULL); |
aeb4b88e | 2892 | if (err != 1) { |
4e76a883 | 2893 | codec_dbg(codec, "No slave found for %s\n", name); |
2f085549 TI |
2894 | return 0; |
2895 | } | |
2134ea4f TI |
2896 | kctl = snd_ctl_make_virtual_master(name, tlv); |
2897 | if (!kctl) | |
2898 | return -ENOMEM; | |
3911a4c1 | 2899 | err = snd_hda_ctl_add(codec, 0, kctl); |
2134ea4f TI |
2900 | if (err < 0) |
2901 | return err; | |
28aedaf7 | 2902 | |
e8750940 | 2903 | err = map_slaves(codec, slaves, suffix, add_slave, kctl); |
aeb4b88e TI |
2904 | if (err < 0) |
2905 | return err; | |
18478e8b TI |
2906 | |
2907 | /* init with master mute & zero volume */ | |
2908 | put_kctl_with_value(kctl, 0); | |
485e3e0c TI |
2909 | if (init_slave_vol) { |
2910 | int step = 0; | |
18478e8b | 2911 | map_slaves(codec, slaves, suffix, |
485e3e0c TI |
2912 | tlv ? init_slave_0dB : init_slave_unmute, &step); |
2913 | } | |
18478e8b | 2914 | |
29e5853d TI |
2915 | if (ctl_ret) |
2916 | *ctl_ret = kctl; | |
2134ea4f TI |
2917 | return 0; |
2918 | } | |
2698ea98 | 2919 | EXPORT_SYMBOL_GPL(__snd_hda_add_vmaster); |
2134ea4f | 2920 | |
d2f344b5 TI |
2921 | /* |
2922 | * mute-LED control using vmaster | |
2923 | */ | |
2924 | static int vmaster_mute_mode_info(struct snd_kcontrol *kcontrol, | |
2925 | struct snd_ctl_elem_info *uinfo) | |
2926 | { | |
2927 | static const char * const texts[] = { | |
c86c2d44 | 2928 | "On", "Off", "Follow Master" |
d2f344b5 TI |
2929 | }; |
2930 | unsigned int index; | |
2931 | ||
2932 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
2933 | uinfo->count = 1; | |
2934 | uinfo->value.enumerated.items = 3; | |
2935 | index = uinfo->value.enumerated.item; | |
2936 | if (index >= 3) | |
2937 | index = 2; | |
2938 | strcpy(uinfo->value.enumerated.name, texts[index]); | |
2939 | return 0; | |
2940 | } | |
2941 | ||
2942 | static int vmaster_mute_mode_get(struct snd_kcontrol *kcontrol, | |
2943 | struct snd_ctl_elem_value *ucontrol) | |
2944 | { | |
2945 | struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); | |
2946 | ucontrol->value.enumerated.item[0] = hook->mute_mode; | |
2947 | return 0; | |
2948 | } | |
2949 | ||
2950 | static int vmaster_mute_mode_put(struct snd_kcontrol *kcontrol, | |
2951 | struct snd_ctl_elem_value *ucontrol) | |
2952 | { | |
2953 | struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); | |
2954 | unsigned int old_mode = hook->mute_mode; | |
2955 | ||
2956 | hook->mute_mode = ucontrol->value.enumerated.item[0]; | |
2957 | if (hook->mute_mode > HDA_VMUTE_FOLLOW_MASTER) | |
2958 | hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; | |
2959 | if (old_mode == hook->mute_mode) | |
2960 | return 0; | |
2961 | snd_hda_sync_vmaster_hook(hook); | |
2962 | return 1; | |
2963 | } | |
2964 | ||
2965 | static struct snd_kcontrol_new vmaster_mute_mode = { | |
2966 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
2967 | .name = "Mute-LED Mode", | |
2968 | .info = vmaster_mute_mode_info, | |
2969 | .get = vmaster_mute_mode_get, | |
2970 | .put = vmaster_mute_mode_put, | |
2971 | }; | |
2972 | ||
2973 | /* | |
2974 | * Add a mute-LED hook with the given vmaster switch kctl | |
2975 | * "Mute-LED Mode" control is automatically created and associated with | |
2976 | * the given hook. | |
2977 | */ | |
2978 | int snd_hda_add_vmaster_hook(struct hda_codec *codec, | |
f29735cb TI |
2979 | struct hda_vmaster_mute_hook *hook, |
2980 | bool expose_enum_ctl) | |
d2f344b5 TI |
2981 | { |
2982 | struct snd_kcontrol *kctl; | |
2983 | ||
2984 | if (!hook->hook || !hook->sw_kctl) | |
2985 | return 0; | |
2986 | snd_ctl_add_vmaster_hook(hook->sw_kctl, hook->hook, codec); | |
2987 | hook->codec = codec; | |
2988 | hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; | |
f29735cb TI |
2989 | if (!expose_enum_ctl) |
2990 | return 0; | |
d2f344b5 TI |
2991 | kctl = snd_ctl_new1(&vmaster_mute_mode, hook); |
2992 | if (!kctl) | |
2993 | return -ENOMEM; | |
2994 | return snd_hda_ctl_add(codec, 0, kctl); | |
2995 | } | |
2698ea98 | 2996 | EXPORT_SYMBOL_GPL(snd_hda_add_vmaster_hook); |
d2f344b5 TI |
2997 | |
2998 | /* | |
2999 | * Call the hook with the current value for synchronization | |
3000 | * Should be called in init callback | |
3001 | */ | |
3002 | void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook) | |
3003 | { | |
3004 | if (!hook->hook || !hook->codec) | |
3005 | return; | |
594813ff TI |
3006 | /* don't call vmaster hook in the destructor since it might have |
3007 | * been already destroyed | |
3008 | */ | |
3009 | if (hook->codec->bus->shutdown) | |
3010 | return; | |
d2f344b5 TI |
3011 | switch (hook->mute_mode) { |
3012 | case HDA_VMUTE_FOLLOW_MASTER: | |
3013 | snd_ctl_sync_vmaster_hook(hook->sw_kctl); | |
3014 | break; | |
3015 | default: | |
3016 | hook->hook(hook->codec, hook->mute_mode); | |
3017 | break; | |
3018 | } | |
3019 | } | |
2698ea98 | 3020 | EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook); |
d2f344b5 TI |
3021 | |
3022 | ||
d5191e50 TI |
3023 | /** |
3024 | * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch | |
3025 | * | |
3026 | * The control element is supposed to have the private_value field | |
3027 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
3028 | */ | |
0ba21762 TI |
3029 | int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, |
3030 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
3031 | { |
3032 | int chs = get_amp_channels(kcontrol); | |
3033 | ||
3034 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
3035 | uinfo->count = chs == 3 ? 2 : 1; | |
3036 | uinfo->value.integer.min = 0; | |
3037 | uinfo->value.integer.max = 1; | |
3038 | return 0; | |
3039 | } | |
2698ea98 | 3040 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info); |
1da177e4 | 3041 | |
d5191e50 TI |
3042 | /** |
3043 | * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch | |
3044 | * | |
3045 | * The control element is supposed to have the private_value field | |
3046 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
3047 | */ | |
0ba21762 TI |
3048 | int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, |
3049 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3050 | { |
3051 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3052 | hda_nid_t nid = get_amp_nid(kcontrol); | |
3053 | int chs = get_amp_channels(kcontrol); | |
3054 | int dir = get_amp_direction(kcontrol); | |
3055 | int idx = get_amp_index(kcontrol); | |
3056 | long *valp = ucontrol->value.integer.value; | |
3057 | ||
3058 | if (chs & 1) | |
0ba21762 | 3059 | *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) & |
47fd830a | 3060 | HDA_AMP_MUTE) ? 0 : 1; |
1da177e4 | 3061 | if (chs & 2) |
0ba21762 | 3062 | *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) & |
47fd830a | 3063 | HDA_AMP_MUTE) ? 0 : 1; |
1da177e4 LT |
3064 | return 0; |
3065 | } | |
2698ea98 | 3066 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get); |
1da177e4 | 3067 | |
d5191e50 TI |
3068 | /** |
3069 | * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch | |
3070 | * | |
3071 | * The control element is supposed to have the private_value field | |
3072 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
3073 | */ | |
0ba21762 TI |
3074 | int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, |
3075 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3076 | { |
3077 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3078 | hda_nid_t nid = get_amp_nid(kcontrol); | |
3079 | int chs = get_amp_channels(kcontrol); | |
3080 | int dir = get_amp_direction(kcontrol); | |
3081 | int idx = get_amp_index(kcontrol); | |
1da177e4 LT |
3082 | long *valp = ucontrol->value.integer.value; |
3083 | int change = 0; | |
3084 | ||
cb53c626 | 3085 | snd_hda_power_up(codec); |
b9f5a89c | 3086 | if (chs & 1) { |
4a19faee | 3087 | change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx, |
47fd830a TI |
3088 | HDA_AMP_MUTE, |
3089 | *valp ? 0 : HDA_AMP_MUTE); | |
b9f5a89c NG |
3090 | valp++; |
3091 | } | |
4a19faee TI |
3092 | if (chs & 2) |
3093 | change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx, | |
47fd830a TI |
3094 | HDA_AMP_MUTE, |
3095 | *valp ? 0 : HDA_AMP_MUTE); | |
9e5341b9 | 3096 | hda_call_check_power_status(codec, nid); |
cb53c626 | 3097 | snd_hda_power_down(codec); |
1da177e4 LT |
3098 | return change; |
3099 | } | |
2698ea98 | 3100 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put); |
1da177e4 | 3101 | |
985be54b TI |
3102 | /* |
3103 | * bound volume controls | |
3104 | * | |
3105 | * bind multiple volumes (# indices, from 0) | |
3106 | */ | |
3107 | ||
3108 | #define AMP_VAL_IDX_SHIFT 19 | |
3109 | #define AMP_VAL_IDX_MASK (0x0f<<19) | |
3110 | ||
d5191e50 TI |
3111 | /** |
3112 | * snd_hda_mixer_bind_switch_get - Get callback for a bound volume control | |
3113 | * | |
3114 | * The control element is supposed to have the private_value field | |
3115 | * set up via HDA_BIND_MUTE*() macros. | |
3116 | */ | |
0ba21762 TI |
3117 | int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, |
3118 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
3119 | { |
3120 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3121 | unsigned long pval; | |
3122 | int err; | |
3123 | ||
5a9e02e9 | 3124 | mutex_lock(&codec->control_mutex); |
985be54b TI |
3125 | pval = kcontrol->private_value; |
3126 | kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */ | |
3127 | err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol); | |
3128 | kcontrol->private_value = pval; | |
5a9e02e9 | 3129 | mutex_unlock(&codec->control_mutex); |
985be54b TI |
3130 | return err; |
3131 | } | |
2698ea98 | 3132 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_get); |
985be54b | 3133 | |
d5191e50 TI |
3134 | /** |
3135 | * snd_hda_mixer_bind_switch_put - Put callback for a bound volume control | |
3136 | * | |
3137 | * The control element is supposed to have the private_value field | |
3138 | * set up via HDA_BIND_MUTE*() macros. | |
3139 | */ | |
0ba21762 TI |
3140 | int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, |
3141 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
3142 | { |
3143 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3144 | unsigned long pval; | |
3145 | int i, indices, err = 0, change = 0; | |
3146 | ||
5a9e02e9 | 3147 | mutex_lock(&codec->control_mutex); |
985be54b TI |
3148 | pval = kcontrol->private_value; |
3149 | indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT; | |
3150 | for (i = 0; i < indices; i++) { | |
0ba21762 TI |
3151 | kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) | |
3152 | (i << AMP_VAL_IDX_SHIFT); | |
985be54b TI |
3153 | err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol); |
3154 | if (err < 0) | |
3155 | break; | |
3156 | change |= err; | |
3157 | } | |
3158 | kcontrol->private_value = pval; | |
5a9e02e9 | 3159 | mutex_unlock(&codec->control_mutex); |
985be54b TI |
3160 | return err < 0 ? err : change; |
3161 | } | |
2698ea98 | 3162 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_put); |
985be54b | 3163 | |
d5191e50 TI |
3164 | /** |
3165 | * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control | |
3166 | * | |
3167 | * The control element is supposed to have the private_value field | |
3168 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
532d5381 TI |
3169 | */ |
3170 | int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, | |
3171 | struct snd_ctl_elem_info *uinfo) | |
3172 | { | |
3173 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3174 | struct hda_bind_ctls *c; | |
3175 | int err; | |
3176 | ||
5a9e02e9 | 3177 | mutex_lock(&codec->control_mutex); |
14c65f98 | 3178 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
3179 | kcontrol->private_value = *c->values; |
3180 | err = c->ops->info(kcontrol, uinfo); | |
3181 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 3182 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3183 | return err; |
3184 | } | |
2698ea98 | 3185 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_info); |
532d5381 | 3186 | |
d5191e50 TI |
3187 | /** |
3188 | * snd_hda_mixer_bind_ctls_get - Get callback for a generic bound control | |
3189 | * | |
3190 | * The control element is supposed to have the private_value field | |
3191 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
3192 | */ | |
532d5381 TI |
3193 | int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, |
3194 | struct snd_ctl_elem_value *ucontrol) | |
3195 | { | |
3196 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3197 | struct hda_bind_ctls *c; | |
3198 | int err; | |
3199 | ||
5a9e02e9 | 3200 | mutex_lock(&codec->control_mutex); |
14c65f98 | 3201 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
3202 | kcontrol->private_value = *c->values; |
3203 | err = c->ops->get(kcontrol, ucontrol); | |
3204 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 3205 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3206 | return err; |
3207 | } | |
2698ea98 | 3208 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_get); |
532d5381 | 3209 | |
d5191e50 TI |
3210 | /** |
3211 | * snd_hda_mixer_bind_ctls_put - Put callback for a generic bound control | |
3212 | * | |
3213 | * The control element is supposed to have the private_value field | |
3214 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
3215 | */ | |
532d5381 TI |
3216 | int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, |
3217 | struct snd_ctl_elem_value *ucontrol) | |
3218 | { | |
3219 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3220 | struct hda_bind_ctls *c; | |
3221 | unsigned long *vals; | |
3222 | int err = 0, change = 0; | |
3223 | ||
5a9e02e9 | 3224 | mutex_lock(&codec->control_mutex); |
14c65f98 | 3225 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
3226 | for (vals = c->values; *vals; vals++) { |
3227 | kcontrol->private_value = *vals; | |
3228 | err = c->ops->put(kcontrol, ucontrol); | |
3229 | if (err < 0) | |
3230 | break; | |
3231 | change |= err; | |
3232 | } | |
3233 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 3234 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3235 | return err < 0 ? err : change; |
3236 | } | |
2698ea98 | 3237 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_put); |
532d5381 | 3238 | |
d5191e50 TI |
3239 | /** |
3240 | * snd_hda_mixer_bind_tlv - TLV callback for a generic bound control | |
3241 | * | |
3242 | * The control element is supposed to have the private_value field | |
3243 | * set up via HDA_BIND_VOL() macro. | |
3244 | */ | |
532d5381 TI |
3245 | int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
3246 | unsigned int size, unsigned int __user *tlv) | |
3247 | { | |
3248 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3249 | struct hda_bind_ctls *c; | |
3250 | int err; | |
3251 | ||
5a9e02e9 | 3252 | mutex_lock(&codec->control_mutex); |
14c65f98 | 3253 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
3254 | kcontrol->private_value = *c->values; |
3255 | err = c->ops->tlv(kcontrol, op_flag, size, tlv); | |
3256 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 3257 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
3258 | return err; |
3259 | } | |
2698ea98 | 3260 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_tlv); |
532d5381 TI |
3261 | |
3262 | struct hda_ctl_ops snd_hda_bind_vol = { | |
3263 | .info = snd_hda_mixer_amp_volume_info, | |
3264 | .get = snd_hda_mixer_amp_volume_get, | |
3265 | .put = snd_hda_mixer_amp_volume_put, | |
3266 | .tlv = snd_hda_mixer_amp_tlv | |
3267 | }; | |
2698ea98 | 3268 | EXPORT_SYMBOL_GPL(snd_hda_bind_vol); |
532d5381 TI |
3269 | |
3270 | struct hda_ctl_ops snd_hda_bind_sw = { | |
3271 | .info = snd_hda_mixer_amp_switch_info, | |
3272 | .get = snd_hda_mixer_amp_switch_get, | |
3273 | .put = snd_hda_mixer_amp_switch_put, | |
3274 | .tlv = snd_hda_mixer_amp_tlv | |
3275 | }; | |
2698ea98 | 3276 | EXPORT_SYMBOL_GPL(snd_hda_bind_sw); |
532d5381 | 3277 | |
1da177e4 LT |
3278 | /* |
3279 | * SPDIF out controls | |
3280 | */ | |
3281 | ||
0ba21762 TI |
3282 | static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol, |
3283 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
3284 | { |
3285 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; | |
3286 | uinfo->count = 1; | |
3287 | return 0; | |
3288 | } | |
3289 | ||
0ba21762 TI |
3290 | static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol, |
3291 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3292 | { |
3293 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
3294 | IEC958_AES0_NONAUDIO | | |
3295 | IEC958_AES0_CON_EMPHASIS_5015 | | |
3296 | IEC958_AES0_CON_NOT_COPYRIGHT; | |
3297 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | | |
3298 | IEC958_AES1_CON_ORIGINAL; | |
3299 | return 0; | |
3300 | } | |
3301 | ||
0ba21762 TI |
3302 | static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol, |
3303 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3304 | { |
3305 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
3306 | IEC958_AES0_NONAUDIO | | |
3307 | IEC958_AES0_PRO_EMPHASIS_5015; | |
3308 | return 0; | |
3309 | } | |
3310 | ||
0ba21762 TI |
3311 | static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol, |
3312 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3313 | { |
3314 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3315 | int idx = kcontrol->private_value; |
e3245cdd | 3316 | struct hda_spdif_out *spdif; |
1da177e4 | 3317 | |
e3245cdd TI |
3318 | mutex_lock(&codec->spdif_mutex); |
3319 | spdif = snd_array_elem(&codec->spdif_out, idx); | |
7c935976 SW |
3320 | ucontrol->value.iec958.status[0] = spdif->status & 0xff; |
3321 | ucontrol->value.iec958.status[1] = (spdif->status >> 8) & 0xff; | |
3322 | ucontrol->value.iec958.status[2] = (spdif->status >> 16) & 0xff; | |
3323 | ucontrol->value.iec958.status[3] = (spdif->status >> 24) & 0xff; | |
e3245cdd | 3324 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3325 | |
3326 | return 0; | |
3327 | } | |
3328 | ||
3329 | /* convert from SPDIF status bits to HDA SPDIF bits | |
3330 | * bit 0 (DigEn) is always set zero (to be filled later) | |
3331 | */ | |
3332 | static unsigned short convert_from_spdif_status(unsigned int sbits) | |
3333 | { | |
3334 | unsigned short val = 0; | |
3335 | ||
3336 | if (sbits & IEC958_AES0_PROFESSIONAL) | |
0ba21762 | 3337 | val |= AC_DIG1_PROFESSIONAL; |
1da177e4 | 3338 | if (sbits & IEC958_AES0_NONAUDIO) |
0ba21762 | 3339 | val |= AC_DIG1_NONAUDIO; |
1da177e4 | 3340 | if (sbits & IEC958_AES0_PROFESSIONAL) { |
0ba21762 TI |
3341 | if ((sbits & IEC958_AES0_PRO_EMPHASIS) == |
3342 | IEC958_AES0_PRO_EMPHASIS_5015) | |
3343 | val |= AC_DIG1_EMPHASIS; | |
1da177e4 | 3344 | } else { |
0ba21762 TI |
3345 | if ((sbits & IEC958_AES0_CON_EMPHASIS) == |
3346 | IEC958_AES0_CON_EMPHASIS_5015) | |
3347 | val |= AC_DIG1_EMPHASIS; | |
3348 | if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT)) | |
3349 | val |= AC_DIG1_COPYRIGHT; | |
1da177e4 | 3350 | if (sbits & (IEC958_AES1_CON_ORIGINAL << 8)) |
0ba21762 | 3351 | val |= AC_DIG1_LEVEL; |
1da177e4 LT |
3352 | val |= sbits & (IEC958_AES1_CON_CATEGORY << 8); |
3353 | } | |
3354 | return val; | |
3355 | } | |
3356 | ||
3357 | /* convert to SPDIF status bits from HDA SPDIF bits | |
3358 | */ | |
3359 | static unsigned int convert_to_spdif_status(unsigned short val) | |
3360 | { | |
3361 | unsigned int sbits = 0; | |
3362 | ||
0ba21762 | 3363 | if (val & AC_DIG1_NONAUDIO) |
1da177e4 | 3364 | sbits |= IEC958_AES0_NONAUDIO; |
0ba21762 | 3365 | if (val & AC_DIG1_PROFESSIONAL) |
1da177e4 LT |
3366 | sbits |= IEC958_AES0_PROFESSIONAL; |
3367 | if (sbits & IEC958_AES0_PROFESSIONAL) { | |
a686fd14 | 3368 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 LT |
3369 | sbits |= IEC958_AES0_PRO_EMPHASIS_5015; |
3370 | } else { | |
0ba21762 | 3371 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 | 3372 | sbits |= IEC958_AES0_CON_EMPHASIS_5015; |
0ba21762 | 3373 | if (!(val & AC_DIG1_COPYRIGHT)) |
1da177e4 | 3374 | sbits |= IEC958_AES0_CON_NOT_COPYRIGHT; |
0ba21762 | 3375 | if (val & AC_DIG1_LEVEL) |
1da177e4 LT |
3376 | sbits |= (IEC958_AES1_CON_ORIGINAL << 8); |
3377 | sbits |= val & (0x7f << 8); | |
3378 | } | |
3379 | return sbits; | |
3380 | } | |
3381 | ||
2f72853c TI |
3382 | /* set digital convert verbs both for the given NID and its slaves */ |
3383 | static void set_dig_out(struct hda_codec *codec, hda_nid_t nid, | |
3384 | int verb, int val) | |
3385 | { | |
dda14410 | 3386 | const hda_nid_t *d; |
2f72853c | 3387 | |
9e976976 | 3388 | snd_hda_codec_write_cache(codec, nid, 0, verb, val); |
2f72853c TI |
3389 | d = codec->slave_dig_outs; |
3390 | if (!d) | |
3391 | return; | |
3392 | for (; *d; d++) | |
9e976976 | 3393 | snd_hda_codec_write_cache(codec, *d, 0, verb, val); |
2f72853c TI |
3394 | } |
3395 | ||
3396 | static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid, | |
3397 | int dig1, int dig2) | |
3398 | { | |
3399 | if (dig1 != -1) | |
3400 | set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1); | |
3401 | if (dig2 != -1) | |
3402 | set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2); | |
3403 | } | |
3404 | ||
0ba21762 TI |
3405 | static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol, |
3406 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3407 | { |
3408 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3409 | int idx = kcontrol->private_value; |
e3245cdd TI |
3410 | struct hda_spdif_out *spdif; |
3411 | hda_nid_t nid; | |
1da177e4 LT |
3412 | unsigned short val; |
3413 | int change; | |
3414 | ||
62932df8 | 3415 | mutex_lock(&codec->spdif_mutex); |
e3245cdd TI |
3416 | spdif = snd_array_elem(&codec->spdif_out, idx); |
3417 | nid = spdif->nid; | |
7c935976 | 3418 | spdif->status = ucontrol->value.iec958.status[0] | |
1da177e4 LT |
3419 | ((unsigned int)ucontrol->value.iec958.status[1] << 8) | |
3420 | ((unsigned int)ucontrol->value.iec958.status[2] << 16) | | |
3421 | ((unsigned int)ucontrol->value.iec958.status[3] << 24); | |
7c935976 SW |
3422 | val = convert_from_spdif_status(spdif->status); |
3423 | val |= spdif->ctls & 1; | |
3424 | change = spdif->ctls != val; | |
3425 | spdif->ctls = val; | |
74b654c9 | 3426 | if (change && nid != (u16)-1) |
2f72853c | 3427 | set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff); |
62932df8 | 3428 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3429 | return change; |
3430 | } | |
3431 | ||
a5ce8890 | 3432 | #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info |
1da177e4 | 3433 | |
0ba21762 TI |
3434 | static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol, |
3435 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3436 | { |
3437 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3438 | int idx = kcontrol->private_value; |
e3245cdd | 3439 | struct hda_spdif_out *spdif; |
1da177e4 | 3440 | |
e3245cdd TI |
3441 | mutex_lock(&codec->spdif_mutex); |
3442 | spdif = snd_array_elem(&codec->spdif_out, idx); | |
7c935976 | 3443 | ucontrol->value.integer.value[0] = spdif->ctls & AC_DIG1_ENABLE; |
e3245cdd | 3444 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3445 | return 0; |
3446 | } | |
3447 | ||
74b654c9 SW |
3448 | static inline void set_spdif_ctls(struct hda_codec *codec, hda_nid_t nid, |
3449 | int dig1, int dig2) | |
3450 | { | |
3451 | set_dig_out_convert(codec, nid, dig1, dig2); | |
3452 | /* unmute amp switch (if any) */ | |
3453 | if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) && | |
3454 | (dig1 & AC_DIG1_ENABLE)) | |
3455 | snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0, | |
3456 | HDA_AMP_MUTE, 0); | |
3457 | } | |
3458 | ||
0ba21762 TI |
3459 | static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol, |
3460 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3461 | { |
3462 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 3463 | int idx = kcontrol->private_value; |
e3245cdd TI |
3464 | struct hda_spdif_out *spdif; |
3465 | hda_nid_t nid; | |
1da177e4 LT |
3466 | unsigned short val; |
3467 | int change; | |
3468 | ||
62932df8 | 3469 | mutex_lock(&codec->spdif_mutex); |
e3245cdd TI |
3470 | spdif = snd_array_elem(&codec->spdif_out, idx); |
3471 | nid = spdif->nid; | |
7c935976 | 3472 | val = spdif->ctls & ~AC_DIG1_ENABLE; |
1da177e4 | 3473 | if (ucontrol->value.integer.value[0]) |
0ba21762 | 3474 | val |= AC_DIG1_ENABLE; |
7c935976 | 3475 | change = spdif->ctls != val; |
74b654c9 SW |
3476 | spdif->ctls = val; |
3477 | if (change && nid != (u16)-1) | |
3478 | set_spdif_ctls(codec, nid, val & 0xff, -1); | |
62932df8 | 3479 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3480 | return change; |
3481 | } | |
3482 | ||
c8b6bf9b | 3483 | static struct snd_kcontrol_new dig_mixes[] = { |
1da177e4 LT |
3484 | { |
3485 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3486 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3487 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK), |
1da177e4 LT |
3488 | .info = snd_hda_spdif_mask_info, |
3489 | .get = snd_hda_spdif_cmask_get, | |
3490 | }, | |
3491 | { | |
3492 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3493 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3494 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK), |
1da177e4 LT |
3495 | .info = snd_hda_spdif_mask_info, |
3496 | .get = snd_hda_spdif_pmask_get, | |
3497 | }, | |
3498 | { | |
3499 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3500 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), |
1da177e4 LT |
3501 | .info = snd_hda_spdif_mask_info, |
3502 | .get = snd_hda_spdif_default_get, | |
3503 | .put = snd_hda_spdif_default_put, | |
3504 | }, | |
3505 | { | |
3506 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3507 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), |
1da177e4 LT |
3508 | .info = snd_hda_spdif_out_switch_info, |
3509 | .get = snd_hda_spdif_out_switch_get, | |
3510 | .put = snd_hda_spdif_out_switch_put, | |
3511 | }, | |
3512 | { } /* end */ | |
3513 | }; | |
3514 | ||
3515 | /** | |
dcda5806 | 3516 | * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls |
1da177e4 | 3517 | * @codec: the HDA codec |
dcda5806 TI |
3518 | * @associated_nid: NID that new ctls associated with |
3519 | * @cvt_nid: converter NID | |
3520 | * @type: HDA_PCM_TYPE_* | |
3521 | * Creates controls related with the digital output. | |
3522 | * Called from each patch supporting the digital out. | |
1da177e4 LT |
3523 | * |
3524 | * Returns 0 if successful, or a negative error code. | |
3525 | */ | |
dcda5806 TI |
3526 | int snd_hda_create_dig_out_ctls(struct hda_codec *codec, |
3527 | hda_nid_t associated_nid, | |
3528 | hda_nid_t cvt_nid, | |
3529 | int type) | |
1da177e4 LT |
3530 | { |
3531 | int err; | |
c8b6bf9b TI |
3532 | struct snd_kcontrol *kctl; |
3533 | struct snd_kcontrol_new *dig_mix; | |
ea9b43ad TI |
3534 | int idx = 0; |
3535 | const int spdif_index = 16; | |
7c935976 | 3536 | struct hda_spdif_out *spdif; |
ea9b43ad | 3537 | struct hda_bus *bus = codec->bus; |
1da177e4 | 3538 | |
ea9b43ad | 3539 | if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI && |
dcda5806 | 3540 | type == HDA_PCM_TYPE_SPDIF) { |
ea9b43ad TI |
3541 | idx = spdif_index; |
3542 | } else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF && | |
dcda5806 | 3543 | type == HDA_PCM_TYPE_HDMI) { |
ea9b43ad TI |
3544 | /* suppose a single SPDIF device */ |
3545 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { | |
3546 | kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0); | |
3547 | if (!kctl) | |
3548 | break; | |
3549 | kctl->id.index = spdif_index; | |
dcda5806 | 3550 | } |
ea9b43ad | 3551 | bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI; |
dcda5806 | 3552 | } |
ea9b43ad TI |
3553 | if (!bus->primary_dig_out_type) |
3554 | bus->primary_dig_out_type = type; | |
dcda5806 | 3555 | |
ea9b43ad | 3556 | idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx); |
1afe206a | 3557 | if (idx < 0) { |
4e76a883 | 3558 | codec_err(codec, "too many IEC958 outputs\n"); |
09f99701 TI |
3559 | return -EBUSY; |
3560 | } | |
7c935976 | 3561 | spdif = snd_array_new(&codec->spdif_out); |
25336e8a ML |
3562 | if (!spdif) |
3563 | return -ENOMEM; | |
1da177e4 LT |
3564 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { |
3565 | kctl = snd_ctl_new1(dig_mix, codec); | |
b91f080f TI |
3566 | if (!kctl) |
3567 | return -ENOMEM; | |
09f99701 | 3568 | kctl->id.index = idx; |
7c935976 | 3569 | kctl->private_value = codec->spdif_out.used - 1; |
74b654c9 | 3570 | err = snd_hda_ctl_add(codec, associated_nid, kctl); |
0ba21762 | 3571 | if (err < 0) |
1da177e4 LT |
3572 | return err; |
3573 | } | |
74b654c9 SW |
3574 | spdif->nid = cvt_nid; |
3575 | spdif->ctls = snd_hda_codec_read(codec, cvt_nid, 0, | |
7c935976 SW |
3576 | AC_VERB_GET_DIGI_CONVERT_1, 0); |
3577 | spdif->status = convert_to_spdif_status(spdif->ctls); | |
1da177e4 LT |
3578 | return 0; |
3579 | } | |
2698ea98 | 3580 | EXPORT_SYMBOL_GPL(snd_hda_create_dig_out_ctls); |
1da177e4 | 3581 | |
e3245cdd TI |
3582 | /* get the hda_spdif_out entry from the given NID |
3583 | * call within spdif_mutex lock | |
3584 | */ | |
7c935976 SW |
3585 | struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec, |
3586 | hda_nid_t nid) | |
3587 | { | |
3588 | int i; | |
3589 | for (i = 0; i < codec->spdif_out.used; i++) { | |
3590 | struct hda_spdif_out *spdif = | |
3591 | snd_array_elem(&codec->spdif_out, i); | |
3592 | if (spdif->nid == nid) | |
3593 | return spdif; | |
3594 | } | |
3595 | return NULL; | |
3596 | } | |
2698ea98 | 3597 | EXPORT_SYMBOL_GPL(snd_hda_spdif_out_of_nid); |
7c935976 | 3598 | |
74b654c9 SW |
3599 | void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx) |
3600 | { | |
e3245cdd | 3601 | struct hda_spdif_out *spdif; |
74b654c9 SW |
3602 | |
3603 | mutex_lock(&codec->spdif_mutex); | |
e3245cdd | 3604 | spdif = snd_array_elem(&codec->spdif_out, idx); |
74b654c9 SW |
3605 | spdif->nid = (u16)-1; |
3606 | mutex_unlock(&codec->spdif_mutex); | |
3607 | } | |
2698ea98 | 3608 | EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_unassign); |
74b654c9 SW |
3609 | |
3610 | void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid) | |
3611 | { | |
e3245cdd | 3612 | struct hda_spdif_out *spdif; |
74b654c9 SW |
3613 | unsigned short val; |
3614 | ||
3615 | mutex_lock(&codec->spdif_mutex); | |
e3245cdd | 3616 | spdif = snd_array_elem(&codec->spdif_out, idx); |
74b654c9 SW |
3617 | if (spdif->nid != nid) { |
3618 | spdif->nid = nid; | |
3619 | val = spdif->ctls; | |
3620 | set_spdif_ctls(codec, nid, val & 0xff, (val >> 8) & 0xff); | |
3621 | } | |
3622 | mutex_unlock(&codec->spdif_mutex); | |
3623 | } | |
2698ea98 | 3624 | EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_assign); |
74b654c9 | 3625 | |
9a08160b TI |
3626 | /* |
3627 | * SPDIF sharing with analog output | |
3628 | */ | |
3629 | static int spdif_share_sw_get(struct snd_kcontrol *kcontrol, | |
3630 | struct snd_ctl_elem_value *ucontrol) | |
3631 | { | |
3632 | struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol); | |
3633 | ucontrol->value.integer.value[0] = mout->share_spdif; | |
3634 | return 0; | |
3635 | } | |
3636 | ||
3637 | static int spdif_share_sw_put(struct snd_kcontrol *kcontrol, | |
3638 | struct snd_ctl_elem_value *ucontrol) | |
3639 | { | |
3640 | struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol); | |
3641 | mout->share_spdif = !!ucontrol->value.integer.value[0]; | |
3642 | return 0; | |
3643 | } | |
3644 | ||
3645 | static struct snd_kcontrol_new spdif_share_sw = { | |
3646 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
3647 | .name = "IEC958 Default PCM Playback Switch", | |
3648 | .info = snd_ctl_boolean_mono_info, | |
3649 | .get = spdif_share_sw_get, | |
3650 | .put = spdif_share_sw_put, | |
3651 | }; | |
3652 | ||
d5191e50 TI |
3653 | /** |
3654 | * snd_hda_create_spdif_share_sw - create Default PCM switch | |
3655 | * @codec: the HDA codec | |
3656 | * @mout: multi-out instance | |
3657 | */ | |
9a08160b TI |
3658 | int snd_hda_create_spdif_share_sw(struct hda_codec *codec, |
3659 | struct hda_multi_out *mout) | |
3660 | { | |
4c7a548a ML |
3661 | struct snd_kcontrol *kctl; |
3662 | ||
9a08160b TI |
3663 | if (!mout->dig_out_nid) |
3664 | return 0; | |
4c7a548a ML |
3665 | |
3666 | kctl = snd_ctl_new1(&spdif_share_sw, mout); | |
3667 | if (!kctl) | |
3668 | return -ENOMEM; | |
9a08160b | 3669 | /* ATTENTION: here mout is passed as private_data, instead of codec */ |
4c7a548a | 3670 | return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl); |
9a08160b | 3671 | } |
2698ea98 | 3672 | EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw); |
9a08160b | 3673 | |
1da177e4 LT |
3674 | /* |
3675 | * SPDIF input | |
3676 | */ | |
3677 | ||
3678 | #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info | |
3679 | ||
0ba21762 TI |
3680 | static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol, |
3681 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3682 | { |
3683 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3684 | ||
3685 | ucontrol->value.integer.value[0] = codec->spdif_in_enable; | |
3686 | return 0; | |
3687 | } | |
3688 | ||
0ba21762 TI |
3689 | static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol, |
3690 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3691 | { |
3692 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3693 | hda_nid_t nid = kcontrol->private_value; | |
3694 | unsigned int val = !!ucontrol->value.integer.value[0]; | |
3695 | int change; | |
3696 | ||
62932df8 | 3697 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 3698 | change = codec->spdif_in_enable != val; |
82beb8fd | 3699 | if (change) { |
1da177e4 | 3700 | codec->spdif_in_enable = val; |
82beb8fd TI |
3701 | snd_hda_codec_write_cache(codec, nid, 0, |
3702 | AC_VERB_SET_DIGI_CONVERT_1, val); | |
1da177e4 | 3703 | } |
62932df8 | 3704 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3705 | return change; |
3706 | } | |
3707 | ||
0ba21762 TI |
3708 | static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol, |
3709 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3710 | { |
3711 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3712 | hda_nid_t nid = kcontrol->private_value; | |
3713 | unsigned short val; | |
3714 | unsigned int sbits; | |
3715 | ||
3982d17e | 3716 | val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0); |
1da177e4 LT |
3717 | sbits = convert_to_spdif_status(val); |
3718 | ucontrol->value.iec958.status[0] = sbits; | |
3719 | ucontrol->value.iec958.status[1] = sbits >> 8; | |
3720 | ucontrol->value.iec958.status[2] = sbits >> 16; | |
3721 | ucontrol->value.iec958.status[3] = sbits >> 24; | |
3722 | return 0; | |
3723 | } | |
3724 | ||
c8b6bf9b | 3725 | static struct snd_kcontrol_new dig_in_ctls[] = { |
1da177e4 LT |
3726 | { |
3727 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3728 | .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, SWITCH), |
1da177e4 LT |
3729 | .info = snd_hda_spdif_in_switch_info, |
3730 | .get = snd_hda_spdif_in_switch_get, | |
3731 | .put = snd_hda_spdif_in_switch_put, | |
3732 | }, | |
3733 | { | |
3734 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3735 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3736 | .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT), |
1da177e4 LT |
3737 | .info = snd_hda_spdif_mask_info, |
3738 | .get = snd_hda_spdif_in_status_get, | |
3739 | }, | |
3740 | { } /* end */ | |
3741 | }; | |
3742 | ||
3743 | /** | |
3744 | * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls | |
3745 | * @codec: the HDA codec | |
3746 | * @nid: audio in widget NID | |
3747 | * | |
3748 | * Creates controls related with the SPDIF input. | |
3749 | * Called from each patch supporting the SPDIF in. | |
3750 | * | |
3751 | * Returns 0 if successful, or a negative error code. | |
3752 | */ | |
12f288bf | 3753 | int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid) |
1da177e4 LT |
3754 | { |
3755 | int err; | |
c8b6bf9b TI |
3756 | struct snd_kcontrol *kctl; |
3757 | struct snd_kcontrol_new *dig_mix; | |
09f99701 | 3758 | int idx; |
1da177e4 | 3759 | |
dcda5806 | 3760 | idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch", 0); |
1afe206a | 3761 | if (idx < 0) { |
4e76a883 | 3762 | codec_err(codec, "too many IEC958 inputs\n"); |
09f99701 TI |
3763 | return -EBUSY; |
3764 | } | |
1da177e4 LT |
3765 | for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) { |
3766 | kctl = snd_ctl_new1(dig_mix, codec); | |
c8dcdf82 TI |
3767 | if (!kctl) |
3768 | return -ENOMEM; | |
1da177e4 | 3769 | kctl->private_value = nid; |
3911a4c1 | 3770 | err = snd_hda_ctl_add(codec, nid, kctl); |
0ba21762 | 3771 | if (err < 0) |
1da177e4 LT |
3772 | return err; |
3773 | } | |
0ba21762 | 3774 | codec->spdif_in_enable = |
3982d17e AP |
3775 | snd_hda_codec_read(codec, nid, 0, |
3776 | AC_VERB_GET_DIGI_CONVERT_1, 0) & | |
0ba21762 | 3777 | AC_DIG1_ENABLE; |
1da177e4 LT |
3778 | return 0; |
3779 | } | |
2698ea98 | 3780 | EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls); |
1da177e4 | 3781 | |
82beb8fd TI |
3782 | /* |
3783 | * command cache | |
3784 | */ | |
1da177e4 | 3785 | |
c370dd6e | 3786 | /* build a 31bit cache key with the widget id and the command parameter */ |
b3ac5636 TI |
3787 | #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid) |
3788 | #define get_cmd_cache_nid(key) ((key) & 0xff) | |
3789 | #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff) | |
3790 | ||
3791 | /** | |
3792 | * snd_hda_codec_write_cache - send a single command with caching | |
3793 | * @codec: the HDA codec | |
3794 | * @nid: NID to send the command | |
e7ecc27e | 3795 | * @flags: optional bit flags |
b3ac5636 TI |
3796 | * @verb: the verb to send |
3797 | * @parm: the parameter for the verb | |
3798 | * | |
3799 | * Send a single command without waiting for response. | |
3800 | * | |
3801 | * Returns 0 if successful, or a negative error code. | |
3802 | */ | |
3803 | int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid, | |
e7ecc27e | 3804 | int flags, unsigned int verb, unsigned int parm) |
b3ac5636 | 3805 | { |
c370dd6e | 3806 | int err; |
aa2936f5 TI |
3807 | struct hda_cache_head *c; |
3808 | u32 key; | |
de1e37b7 | 3809 | unsigned int cache_only; |
33fa35ed | 3810 | |
de1e37b7 TI |
3811 | cache_only = codec->cached_write; |
3812 | if (!cache_only) { | |
e7ecc27e | 3813 | err = snd_hda_codec_write(codec, nid, flags, verb, parm); |
c370dd6e TI |
3814 | if (err < 0) |
3815 | return err; | |
3816 | } | |
3817 | ||
aa2936f5 TI |
3818 | /* parm may contain the verb stuff for get/set amp */ |
3819 | verb = verb | (parm >> 8); | |
3820 | parm &= 0xff; | |
3821 | key = build_cmd_cache_key(nid, verb); | |
3822 | mutex_lock(&codec->bus->cmd_mutex); | |
3823 | c = get_alloc_hash(&codec->cmd_cache, key); | |
c370dd6e | 3824 | if (c) { |
aa2936f5 | 3825 | c->val = parm; |
de1e37b7 | 3826 | c->dirty = cache_only; |
c370dd6e | 3827 | } |
aa2936f5 TI |
3828 | mutex_unlock(&codec->bus->cmd_mutex); |
3829 | return 0; | |
b3ac5636 | 3830 | } |
2698ea98 | 3831 | EXPORT_SYMBOL_GPL(snd_hda_codec_write_cache); |
b3ac5636 | 3832 | |
a68d5a54 TI |
3833 | /** |
3834 | * snd_hda_codec_update_cache - check cache and write the cmd only when needed | |
3835 | * @codec: the HDA codec | |
3836 | * @nid: NID to send the command | |
e7ecc27e | 3837 | * @flags: optional bit flags |
a68d5a54 TI |
3838 | * @verb: the verb to send |
3839 | * @parm: the parameter for the verb | |
3840 | * | |
3841 | * This function works like snd_hda_codec_write_cache(), but it doesn't send | |
3842 | * command if the parameter is already identical with the cached value. | |
3843 | * If not, it sends the command and refreshes the cache. | |
3844 | * | |
3845 | * Returns 0 if successful, or a negative error code. | |
3846 | */ | |
3847 | int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid, | |
e7ecc27e | 3848 | int flags, unsigned int verb, unsigned int parm) |
a68d5a54 TI |
3849 | { |
3850 | struct hda_cache_head *c; | |
3851 | u32 key; | |
3852 | ||
3853 | /* parm may contain the verb stuff for get/set amp */ | |
3854 | verb = verb | (parm >> 8); | |
3855 | parm &= 0xff; | |
3856 | key = build_cmd_cache_key(nid, verb); | |
3857 | mutex_lock(&codec->bus->cmd_mutex); | |
3858 | c = get_hash(&codec->cmd_cache, key); | |
3859 | if (c && c->val == parm) { | |
3860 | mutex_unlock(&codec->bus->cmd_mutex); | |
3861 | return 0; | |
3862 | } | |
3863 | mutex_unlock(&codec->bus->cmd_mutex); | |
e7ecc27e | 3864 | return snd_hda_codec_write_cache(codec, nid, flags, verb, parm); |
a68d5a54 | 3865 | } |
2698ea98 | 3866 | EXPORT_SYMBOL_GPL(snd_hda_codec_update_cache); |
a68d5a54 | 3867 | |
d5191e50 TI |
3868 | /** |
3869 | * snd_hda_codec_resume_cache - Resume the all commands from the cache | |
3870 | * @codec: HD-audio codec | |
3871 | * | |
3872 | * Execute all verbs recorded in the command caches to resume. | |
3873 | */ | |
b3ac5636 TI |
3874 | void snd_hda_codec_resume_cache(struct hda_codec *codec) |
3875 | { | |
b3ac5636 TI |
3876 | int i; |
3877 | ||
c370dd6e | 3878 | mutex_lock(&codec->hash_mutex); |
aa88a355 | 3879 | codec->cached_write = 0; |
c370dd6e TI |
3880 | for (i = 0; i < codec->cmd_cache.buf.used; i++) { |
3881 | struct hda_cache_head *buffer; | |
3882 | u32 key; | |
3883 | ||
3884 | buffer = snd_array_elem(&codec->cmd_cache.buf, i); | |
3885 | key = buffer->key; | |
b3ac5636 TI |
3886 | if (!key) |
3887 | continue; | |
c370dd6e TI |
3888 | if (!buffer->dirty) |
3889 | continue; | |
3890 | buffer->dirty = 0; | |
3891 | mutex_unlock(&codec->hash_mutex); | |
b3ac5636 TI |
3892 | snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0, |
3893 | get_cmd_cache_cmd(key), buffer->val); | |
c370dd6e | 3894 | mutex_lock(&codec->hash_mutex); |
b3ac5636 | 3895 | } |
c370dd6e | 3896 | mutex_unlock(&codec->hash_mutex); |
b3ac5636 | 3897 | } |
2698ea98 | 3898 | EXPORT_SYMBOL_GPL(snd_hda_codec_resume_cache); |
b3ac5636 TI |
3899 | |
3900 | /** | |
3901 | * snd_hda_sequence_write_cache - sequence writes with caching | |
3902 | * @codec: the HDA codec | |
3903 | * @seq: VERB array to send | |
3904 | * | |
3905 | * Send the commands sequentially from the given array. | |
3906 | * Thte commands are recorded on cache for power-save and resume. | |
3907 | * The array must be terminated with NID=0. | |
3908 | */ | |
3909 | void snd_hda_sequence_write_cache(struct hda_codec *codec, | |
3910 | const struct hda_verb *seq) | |
3911 | { | |
3912 | for (; seq->nid; seq++) | |
3913 | snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb, | |
3914 | seq->param); | |
3915 | } | |
2698ea98 | 3916 | EXPORT_SYMBOL_GPL(snd_hda_sequence_write_cache); |
b3ac5636 | 3917 | |
dc870f38 TI |
3918 | /** |
3919 | * snd_hda_codec_flush_cache - Execute all pending (cached) amps / verbs | |
3920 | * @codec: HD-audio codec | |
3921 | */ | |
3922 | void snd_hda_codec_flush_cache(struct hda_codec *codec) | |
3923 | { | |
3924 | snd_hda_codec_resume_amp(codec); | |
3925 | snd_hda_codec_resume_cache(codec); | |
3926 | } | |
2698ea98 | 3927 | EXPORT_SYMBOL_GPL(snd_hda_codec_flush_cache); |
dc870f38 | 3928 | |
4d7fbdbc | 3929 | void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg, |
9419ab6b | 3930 | unsigned int power_state) |
54d17403 | 3931 | { |
4d7fbdbc | 3932 | hda_nid_t nid = codec->start_nid; |
cb53c626 | 3933 | int i; |
54d17403 | 3934 | |
cb53c626 | 3935 | for (i = 0; i < codec->num_nodes; i++, nid++) { |
7eba5c9d | 3936 | unsigned int wcaps = get_wcaps(codec, nid); |
9419ab6b | 3937 | unsigned int state = power_state; |
4d7fbdbc TI |
3938 | if (!(wcaps & AC_WCAP_POWER)) |
3939 | continue; | |
9419ab6b TI |
3940 | if (codec->power_filter) { |
3941 | state = codec->power_filter(codec, nid, power_state); | |
3942 | if (state != power_state && power_state == AC_PWRST_D3) | |
4d7fbdbc | 3943 | continue; |
1194b5b7 | 3944 | } |
4d7fbdbc | 3945 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, |
9419ab6b | 3946 | state); |
54d17403 | 3947 | } |
cb53c626 | 3948 | } |
2698ea98 | 3949 | EXPORT_SYMBOL_GPL(snd_hda_codec_set_power_to_all); |
4d7fbdbc | 3950 | |
0c7f46ad WX |
3951 | /* |
3952 | * supported power states check | |
3953 | */ | |
3954 | static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, hda_nid_t fg, | |
3955 | unsigned int power_state) | |
3956 | { | |
3957 | int sup = snd_hda_param_read(codec, fg, AC_PAR_POWER_STATE); | |
3958 | ||
e037cb4a | 3959 | if (sup == -1) |
0c7f46ad WX |
3960 | return false; |
3961 | if (sup & power_state) | |
3962 | return true; | |
3963 | else | |
3964 | return false; | |
3965 | } | |
3966 | ||
432c641e TI |
3967 | /* |
3968 | * wait until the state is reached, returns the current state | |
3969 | */ | |
3970 | static unsigned int hda_sync_power_state(struct hda_codec *codec, | |
3971 | hda_nid_t fg, | |
3972 | unsigned int power_state) | |
3973 | { | |
3974 | unsigned long end_time = jiffies + msecs_to_jiffies(500); | |
3975 | unsigned int state, actual_state; | |
3976 | ||
3977 | for (;;) { | |
3978 | state = snd_hda_codec_read(codec, fg, 0, | |
3979 | AC_VERB_GET_POWER_STATE, 0); | |
3980 | if (state & AC_PWRST_ERROR) | |
3981 | break; | |
3982 | actual_state = (state >> 4) & 0x0f; | |
3983 | if (actual_state == power_state) | |
3984 | break; | |
3985 | if (time_after_eq(jiffies, end_time)) | |
3986 | break; | |
3987 | /* wait until the codec reachs to the target state */ | |
3988 | msleep(1); | |
3989 | } | |
3990 | return state; | |
3991 | } | |
3992 | ||
9419ab6b | 3993 | /* don't power down the widget if it controls eapd and EAPD_BTLENABLE is set */ |
ba615b86 TI |
3994 | unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec, |
3995 | hda_nid_t nid, | |
3996 | unsigned int power_state) | |
9419ab6b | 3997 | { |
dfc6e469 TI |
3998 | if (nid == codec->afg || nid == codec->mfg) |
3999 | return power_state; | |
9419ab6b TI |
4000 | if (power_state == AC_PWRST_D3 && |
4001 | get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN && | |
4002 | (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) { | |
4003 | int eapd = snd_hda_codec_read(codec, nid, 0, | |
4004 | AC_VERB_GET_EAPD_BTLENABLE, 0); | |
4005 | if (eapd & 0x02) | |
4006 | return AC_PWRST_D0; | |
4007 | } | |
4008 | return power_state; | |
4009 | } | |
2698ea98 | 4010 | EXPORT_SYMBOL_GPL(snd_hda_codec_eapd_power_filter); |
9419ab6b | 4011 | |
4d7fbdbc | 4012 | /* |
08fa20ae | 4013 | * set power state of the codec, and return the power state |
4d7fbdbc | 4014 | */ |
d819387e | 4015 | static unsigned int hda_set_power_state(struct hda_codec *codec, |
08fa20ae | 4016 | unsigned int power_state) |
4d7fbdbc | 4017 | { |
d819387e | 4018 | hda_nid_t fg = codec->afg ? codec->afg : codec->mfg; |
09617ce4 WX |
4019 | int count; |
4020 | unsigned int state; | |
63e51fd7 | 4021 | int flags = 0; |
09617ce4 | 4022 | |
4d7fbdbc | 4023 | /* this delay seems necessary to avoid click noise at power-down */ |
0f4ccbb0 | 4024 | if (power_state == AC_PWRST_D3) { |
7f132927 ML |
4025 | if (codec->depop_delay < 0) |
4026 | msleep(codec->epss ? 10 : 100); | |
4027 | else if (codec->depop_delay > 0) | |
4028 | msleep(codec->depop_delay); | |
63e51fd7 | 4029 | flags = HDA_RW_NO_RESPONSE_FALLBACK; |
0f4ccbb0 | 4030 | } |
09617ce4 WX |
4031 | |
4032 | /* repeat power states setting at most 10 times*/ | |
4033 | for (count = 0; count < 10; count++) { | |
432c641e TI |
4034 | if (codec->patch_ops.set_power_state) |
4035 | codec->patch_ops.set_power_state(codec, fg, | |
4036 | power_state); | |
4037 | else { | |
dfc6e469 TI |
4038 | state = power_state; |
4039 | if (codec->power_filter) | |
4040 | state = codec->power_filter(codec, fg, state); | |
4041 | if (state == power_state || power_state != AC_PWRST_D3) | |
4042 | snd_hda_codec_read(codec, fg, flags, | |
4043 | AC_VERB_SET_POWER_STATE, | |
4044 | state); | |
9419ab6b | 4045 | snd_hda_codec_set_power_to_all(codec, fg, power_state); |
432c641e TI |
4046 | } |
4047 | state = hda_sync_power_state(codec, fg, power_state); | |
09617ce4 WX |
4048 | if (!(state & AC_PWRST_ERROR)) |
4049 | break; | |
4050 | } | |
b8dfc462 | 4051 | |
08fa20ae | 4052 | return state; |
4d7fbdbc | 4053 | } |
cb53c626 | 4054 | |
b9c590bb TI |
4055 | /* sync power states of all widgets; |
4056 | * this is called at the end of codec parsing | |
4057 | */ | |
4058 | static void sync_power_up_states(struct hda_codec *codec) | |
4059 | { | |
4060 | hda_nid_t nid = codec->start_nid; | |
4061 | int i; | |
4062 | ||
ba615b86 TI |
4063 | /* don't care if no filter is used */ |
4064 | if (!codec->power_filter) | |
b9c590bb TI |
4065 | return; |
4066 | ||
4067 | for (i = 0; i < codec->num_nodes; i++, nid++) { | |
4068 | unsigned int wcaps = get_wcaps(codec, nid); | |
9040d102 | 4069 | unsigned int target; |
b9c590bb TI |
4070 | if (!(wcaps & AC_WCAP_POWER)) |
4071 | continue; | |
4072 | target = codec->power_filter(codec, nid, AC_PWRST_D0); | |
4073 | if (target == AC_PWRST_D0) | |
4074 | continue; | |
9040d102 | 4075 | if (!snd_hda_check_power_state(codec, nid, target)) |
b9c590bb TI |
4076 | snd_hda_codec_write(codec, nid, 0, |
4077 | AC_VERB_SET_POWER_STATE, target); | |
4078 | } | |
4079 | } | |
4080 | ||
648a8d27 | 4081 | #ifdef CONFIG_SND_HDA_RECONFIG |
11aeff08 TI |
4082 | /* execute additional init verbs */ |
4083 | static void hda_exec_init_verbs(struct hda_codec *codec) | |
4084 | { | |
4085 | if (codec->init_verbs.list) | |
4086 | snd_hda_sequence_write(codec, codec->init_verbs.list); | |
4087 | } | |
4088 | #else | |
4089 | static inline void hda_exec_init_verbs(struct hda_codec *codec) {} | |
4090 | #endif | |
4091 | ||
2a43952a | 4092 | #ifdef CONFIG_PM |
cb53c626 TI |
4093 | /* |
4094 | * call suspend and power-down; used both from PM and power-save | |
08fa20ae | 4095 | * this function returns the power state in the end |
cb53c626 | 4096 | */ |
d17344b3 | 4097 | static unsigned int hda_call_codec_suspend(struct hda_codec *codec, bool in_wq) |
cb53c626 | 4098 | { |
08fa20ae TI |
4099 | unsigned int state; |
4100 | ||
989c3187 TI |
4101 | codec->in_pm = 1; |
4102 | ||
cb53c626 | 4103 | if (codec->patch_ops.suspend) |
68cb2b55 | 4104 | codec->patch_ops.suspend(codec); |
eb541337 | 4105 | hda_cleanup_all_streams(codec); |
d819387e | 4106 | state = hda_set_power_state(codec, AC_PWRST_D3); |
d17344b3 DR |
4107 | /* Cancel delayed work if we aren't currently running from it. */ |
4108 | if (!in_wq) | |
4109 | cancel_delayed_work_sync(&codec->power_work); | |
a2d96e77 TI |
4110 | spin_lock(&codec->power_lock); |
4111 | snd_hda_update_power_acct(codec); | |
4112 | trace_hda_power_down(codec); | |
95e99fda | 4113 | codec->power_on = 0; |
a221e287 | 4114 | codec->power_transition = 0; |
a2f6309e | 4115 | codec->power_jiffies = jiffies; |
a2d96e77 | 4116 | spin_unlock(&codec->power_lock); |
989c3187 | 4117 | codec->in_pm = 0; |
08fa20ae | 4118 | return state; |
54d17403 TI |
4119 | } |
4120 | ||
c370dd6e TI |
4121 | /* mark all entries of cmd and amp caches dirty */ |
4122 | static void hda_mark_cmd_cache_dirty(struct hda_codec *codec) | |
4123 | { | |
4124 | int i; | |
4125 | for (i = 0; i < codec->cmd_cache.buf.used; i++) { | |
4126 | struct hda_cache_head *cmd; | |
4127 | cmd = snd_array_elem(&codec->cmd_cache.buf, i); | |
4128 | cmd->dirty = 1; | |
4129 | } | |
4130 | for (i = 0; i < codec->amp_cache.buf.used; i++) { | |
4131 | struct hda_amp_info *amp; | |
f038fcac | 4132 | amp = snd_array_elem(&codec->amp_cache.buf, i); |
c370dd6e TI |
4133 | amp->head.dirty = 1; |
4134 | } | |
4135 | } | |
4136 | ||
cb53c626 TI |
4137 | /* |
4138 | * kick up codec; used both from PM and power-save | |
4139 | */ | |
4140 | static void hda_call_codec_resume(struct hda_codec *codec) | |
4141 | { | |
989c3187 TI |
4142 | codec->in_pm = 1; |
4143 | ||
c370dd6e TI |
4144 | hda_mark_cmd_cache_dirty(codec); |
4145 | ||
7f30830b TI |
4146 | /* set as if powered on for avoiding re-entering the resume |
4147 | * in the resume / power-save sequence | |
4148 | */ | |
4149 | hda_keep_power_on(codec); | |
d819387e | 4150 | hda_set_power_state(codec, AC_PWRST_D0); |
ac0547dc | 4151 | restore_shutup_pins(codec); |
11aeff08 | 4152 | hda_exec_init_verbs(codec); |
31614bb8 | 4153 | snd_hda_jack_set_dirty_all(codec); |
cb53c626 TI |
4154 | if (codec->patch_ops.resume) |
4155 | codec->patch_ops.resume(codec); | |
4156 | else { | |
9d99f312 TI |
4157 | if (codec->patch_ops.init) |
4158 | codec->patch_ops.init(codec); | |
cb53c626 TI |
4159 | snd_hda_codec_resume_amp(codec); |
4160 | snd_hda_codec_resume_cache(codec); | |
4161 | } | |
26a6cb6c DH |
4162 | |
4163 | if (codec->jackpoll_interval) | |
4164 | hda_jackpoll_work(&codec->jackpoll_work.work); | |
31614bb8 | 4165 | else |
26a6cb6c | 4166 | snd_hda_jack_report_sync(codec); |
989c3187 TI |
4167 | |
4168 | codec->in_pm = 0; | |
7f30830b | 4169 | snd_hda_power_down(codec); /* flag down before returning */ |
cb53c626 | 4170 | } |
2a43952a | 4171 | #endif /* CONFIG_PM */ |
cb53c626 | 4172 | |
54d17403 | 4173 | |
1da177e4 LT |
4174 | /** |
4175 | * snd_hda_build_controls - build mixer controls | |
4176 | * @bus: the BUS | |
4177 | * | |
4178 | * Creates mixer controls for each codec included in the bus. | |
4179 | * | |
4180 | * Returns 0 if successful, otherwise a negative error code. | |
4181 | */ | |
6a0f56a7 | 4182 | int snd_hda_build_controls(struct hda_bus *bus) |
1da177e4 | 4183 | { |
0ba21762 | 4184 | struct hda_codec *codec; |
1da177e4 | 4185 | |
0ba21762 | 4186 | list_for_each_entry(codec, &bus->codec_list, list) { |
6c1f45ea | 4187 | int err = snd_hda_codec_build_controls(codec); |
f93d461b | 4188 | if (err < 0) { |
4e76a883 TI |
4189 | codec_err(codec, |
4190 | "cannot build controls for #%d (error %d)\n", | |
4191 | codec->addr, err); | |
f93d461b TI |
4192 | err = snd_hda_codec_reset(codec); |
4193 | if (err < 0) { | |
4e76a883 TI |
4194 | codec_err(codec, |
4195 | "cannot revert codec\n"); | |
f93d461b TI |
4196 | return err; |
4197 | } | |
4198 | } | |
1da177e4 | 4199 | } |
6c1f45ea TI |
4200 | return 0; |
4201 | } | |
2698ea98 | 4202 | EXPORT_SYMBOL_GPL(snd_hda_build_controls); |
cb53c626 | 4203 | |
9c9a5175 TI |
4204 | /* |
4205 | * add standard channel maps if not specified | |
4206 | */ | |
4207 | static int add_std_chmaps(struct hda_codec *codec) | |
4208 | { | |
4209 | int i, str, err; | |
4210 | ||
4211 | for (i = 0; i < codec->num_pcms; i++) { | |
4212 | for (str = 0; str < 2; str++) { | |
4213 | struct snd_pcm *pcm = codec->pcm_info[i].pcm; | |
4214 | struct hda_pcm_stream *hinfo = | |
4215 | &codec->pcm_info[i].stream[str]; | |
4216 | struct snd_pcm_chmap *chmap; | |
ee81abb6 | 4217 | const struct snd_pcm_chmap_elem *elem; |
9c9a5175 TI |
4218 | |
4219 | if (codec->pcm_info[i].own_chmap) | |
4220 | continue; | |
4221 | if (!pcm || !hinfo->substreams) | |
4222 | continue; | |
ee81abb6 TI |
4223 | elem = hinfo->chmap ? hinfo->chmap : snd_pcm_std_chmaps; |
4224 | err = snd_pcm_add_chmap_ctls(pcm, str, elem, | |
9c9a5175 TI |
4225 | hinfo->channels_max, |
4226 | 0, &chmap); | |
4227 | if (err < 0) | |
4228 | return err; | |
4229 | chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; | |
4230 | } | |
4231 | } | |
4232 | return 0; | |
4233 | } | |
4234 | ||
ee81abb6 TI |
4235 | /* default channel maps for 2.1 speakers; |
4236 | * since HD-audio supports only stereo, odd number channels are omitted | |
4237 | */ | |
4238 | const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[] = { | |
4239 | { .channels = 2, | |
4240 | .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } }, | |
4241 | { .channels = 4, | |
4242 | .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR, | |
4243 | SNDRV_CHMAP_LFE, SNDRV_CHMAP_LFE } }, | |
4244 | { } | |
4245 | }; | |
4246 | EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps); | |
4247 | ||
6c1f45ea TI |
4248 | int snd_hda_codec_build_controls(struct hda_codec *codec) |
4249 | { | |
4250 | int err = 0; | |
11aeff08 | 4251 | hda_exec_init_verbs(codec); |
6c1f45ea TI |
4252 | /* continue to initialize... */ |
4253 | if (codec->patch_ops.init) | |
4254 | err = codec->patch_ops.init(codec); | |
4255 | if (!err && codec->patch_ops.build_controls) | |
4256 | err = codec->patch_ops.build_controls(codec); | |
6c1f45ea TI |
4257 | if (err < 0) |
4258 | return err; | |
9c9a5175 TI |
4259 | |
4260 | /* we create chmaps here instead of build_pcms */ | |
4261 | err = add_std_chmaps(codec); | |
4262 | if (err < 0) | |
4263 | return err; | |
4264 | ||
26a6cb6c DH |
4265 | if (codec->jackpoll_interval) |
4266 | hda_jackpoll_work(&codec->jackpoll_work.work); | |
4267 | else | |
4268 | snd_hda_jack_report_sync(codec); /* call at the last init point */ | |
b9c590bb | 4269 | sync_power_up_states(codec); |
1da177e4 LT |
4270 | return 0; |
4271 | } | |
4272 | ||
1da177e4 LT |
4273 | /* |
4274 | * stream formats | |
4275 | */ | |
befdf316 TI |
4276 | struct hda_rate_tbl { |
4277 | unsigned int hz; | |
4278 | unsigned int alsa_bits; | |
4279 | unsigned int hda_fmt; | |
4280 | }; | |
4281 | ||
92f10b3f TI |
4282 | /* rate = base * mult / div */ |
4283 | #define HDA_RATE(base, mult, div) \ | |
4284 | (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \ | |
4285 | (((div) - 1) << AC_FMT_DIV_SHIFT)) | |
4286 | ||
befdf316 | 4287 | static struct hda_rate_tbl rate_bits[] = { |
1da177e4 | 4288 | /* rate in Hz, ALSA rate bitmask, HDA format value */ |
9d8f53f2 NG |
4289 | |
4290 | /* autodetected value used in snd_hda_query_supported_pcm */ | |
92f10b3f TI |
4291 | { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) }, |
4292 | { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) }, | |
4293 | { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) }, | |
4294 | { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) }, | |
4295 | { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) }, | |
4296 | { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) }, | |
4297 | { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) }, | |
4298 | { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) }, | |
4299 | { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) }, | |
4300 | { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) }, | |
4301 | { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) }, | |
a961f9fe TI |
4302 | #define AC_PAR_PCM_RATE_BITS 11 |
4303 | /* up to bits 10, 384kHZ isn't supported properly */ | |
4304 | ||
4305 | /* not autodetected value */ | |
92f10b3f | 4306 | { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) }, |
9d8f53f2 | 4307 | |
befdf316 | 4308 | { 0 } /* terminator */ |
1da177e4 LT |
4309 | }; |
4310 | ||
4311 | /** | |
4312 | * snd_hda_calc_stream_format - calculate format bitset | |
6194b99d | 4313 | * @codec: HD-audio codec |
1da177e4 LT |
4314 | * @rate: the sample rate |
4315 | * @channels: the number of channels | |
4316 | * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) | |
4317 | * @maxbps: the max. bps | |
4318 | * | |
4319 | * Calculate the format bitset from the given rate, channels and th PCM format. | |
4320 | * | |
4321 | * Return zero if invalid. | |
4322 | */ | |
6194b99d TI |
4323 | unsigned int snd_hda_calc_stream_format(struct hda_codec *codec, |
4324 | unsigned int rate, | |
1da177e4 LT |
4325 | unsigned int channels, |
4326 | unsigned int format, | |
32c168c8 AH |
4327 | unsigned int maxbps, |
4328 | unsigned short spdif_ctls) | |
1da177e4 LT |
4329 | { |
4330 | int i; | |
4331 | unsigned int val = 0; | |
4332 | ||
befdf316 TI |
4333 | for (i = 0; rate_bits[i].hz; i++) |
4334 | if (rate_bits[i].hz == rate) { | |
4335 | val = rate_bits[i].hda_fmt; | |
1da177e4 LT |
4336 | break; |
4337 | } | |
0ba21762 | 4338 | if (!rate_bits[i].hz) { |
6194b99d | 4339 | codec_dbg(codec, "invalid rate %d\n", rate); |
1da177e4 LT |
4340 | return 0; |
4341 | } | |
4342 | ||
4343 | if (channels == 0 || channels > 8) { | |
6194b99d | 4344 | codec_dbg(codec, "invalid channels %d\n", channels); |
1da177e4 LT |
4345 | return 0; |
4346 | } | |
4347 | val |= channels - 1; | |
4348 | ||
4349 | switch (snd_pcm_format_width(format)) { | |
28aedaf7 | 4350 | case 8: |
92f10b3f | 4351 | val |= AC_FMT_BITS_8; |
28aedaf7 NL |
4352 | break; |
4353 | case 16: | |
92f10b3f | 4354 | val |= AC_FMT_BITS_16; |
28aedaf7 | 4355 | break; |
1da177e4 LT |
4356 | case 20: |
4357 | case 24: | |
4358 | case 32: | |
b0bb3aa6 | 4359 | if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) |
92f10b3f | 4360 | val |= AC_FMT_BITS_32; |
1da177e4 | 4361 | else if (maxbps >= 24) |
92f10b3f | 4362 | val |= AC_FMT_BITS_24; |
1da177e4 | 4363 | else |
92f10b3f | 4364 | val |= AC_FMT_BITS_20; |
1da177e4 LT |
4365 | break; |
4366 | default: | |
6194b99d | 4367 | codec_dbg(codec, "invalid format width %d\n", |
4e76a883 | 4368 | snd_pcm_format_width(format)); |
1da177e4 LT |
4369 | return 0; |
4370 | } | |
4371 | ||
32c168c8 | 4372 | if (spdif_ctls & AC_DIG1_NONAUDIO) |
92f10b3f | 4373 | val |= AC_FMT_TYPE_NON_PCM; |
32c168c8 | 4374 | |
1da177e4 LT |
4375 | return val; |
4376 | } | |
2698ea98 | 4377 | EXPORT_SYMBOL_GPL(snd_hda_calc_stream_format); |
1da177e4 | 4378 | |
c3b6bcc2 TI |
4379 | static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid, |
4380 | int dir) | |
92c7c8a7 TI |
4381 | { |
4382 | unsigned int val = 0; | |
4383 | if (nid != codec->afg && | |
4384 | (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) | |
4385 | val = snd_hda_param_read(codec, nid, AC_PAR_PCM); | |
4386 | if (!val || val == -1) | |
4387 | val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); | |
4388 | if (!val || val == -1) | |
4389 | return 0; | |
4390 | return val; | |
4391 | } | |
4392 | ||
4393 | static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid) | |
4394 | { | |
c3b6bcc2 | 4395 | return query_caps_hash(codec, nid, 0, HDA_HASH_PARPCM_KEY(nid), |
92c7c8a7 TI |
4396 | get_pcm_param); |
4397 | } | |
4398 | ||
c3b6bcc2 TI |
4399 | static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid, |
4400 | int dir) | |
92c7c8a7 TI |
4401 | { |
4402 | unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); | |
4403 | if (!streams || streams == -1) | |
4404 | streams = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); | |
4405 | if (!streams || streams == -1) | |
4406 | return 0; | |
4407 | return streams; | |
4408 | } | |
4409 | ||
4410 | static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) | |
4411 | { | |
c3b6bcc2 | 4412 | return query_caps_hash(codec, nid, 0, HDA_HASH_PARSTR_KEY(nid), |
92c7c8a7 TI |
4413 | get_stream_param); |
4414 | } | |
4415 | ||
1da177e4 LT |
4416 | /** |
4417 | * snd_hda_query_supported_pcm - query the supported PCM rates and formats | |
4418 | * @codec: the HDA codec | |
4419 | * @nid: NID to query | |
4420 | * @ratesp: the pointer to store the detected rate bitflags | |
4421 | * @formatsp: the pointer to store the detected formats | |
4422 | * @bpsp: the pointer to store the detected format widths | |
4423 | * | |
4424 | * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp | |
4425 | * or @bsps argument is ignored. | |
4426 | * | |
4427 | * Returns 0 if successful, otherwise a negative error code. | |
4428 | */ | |
384a48d7 | 4429 | int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, |
1da177e4 LT |
4430 | u32 *ratesp, u64 *formatsp, unsigned int *bpsp) |
4431 | { | |
ee504710 | 4432 | unsigned int i, val, wcaps; |
1da177e4 | 4433 | |
ee504710 | 4434 | wcaps = get_wcaps(codec, nid); |
92c7c8a7 | 4435 | val = query_pcm_param(codec, nid); |
1da177e4 LT |
4436 | |
4437 | if (ratesp) { | |
4438 | u32 rates = 0; | |
a961f9fe | 4439 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) { |
1da177e4 | 4440 | if (val & (1 << i)) |
befdf316 | 4441 | rates |= rate_bits[i].alsa_bits; |
1da177e4 | 4442 | } |
ee504710 | 4443 | if (rates == 0) { |
4e76a883 TI |
4444 | codec_err(codec, |
4445 | "rates == 0 (nid=0x%x, val=0x%x, ovrd=%i)\n", | |
4446 | nid, val, | |
4447 | (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); | |
ee504710 JK |
4448 | return -EIO; |
4449 | } | |
1da177e4 LT |
4450 | *ratesp = rates; |
4451 | } | |
4452 | ||
4453 | if (formatsp || bpsp) { | |
4454 | u64 formats = 0; | |
ee504710 | 4455 | unsigned int streams, bps; |
1da177e4 | 4456 | |
92c7c8a7 TI |
4457 | streams = query_stream_param(codec, nid); |
4458 | if (!streams) | |
1da177e4 | 4459 | return -EIO; |
1da177e4 LT |
4460 | |
4461 | bps = 0; | |
4462 | if (streams & AC_SUPFMT_PCM) { | |
4463 | if (val & AC_SUPPCM_BITS_8) { | |
4464 | formats |= SNDRV_PCM_FMTBIT_U8; | |
4465 | bps = 8; | |
4466 | } | |
4467 | if (val & AC_SUPPCM_BITS_16) { | |
4468 | formats |= SNDRV_PCM_FMTBIT_S16_LE; | |
4469 | bps = 16; | |
4470 | } | |
4471 | if (wcaps & AC_WCAP_DIGITAL) { | |
4472 | if (val & AC_SUPPCM_BITS_32) | |
4473 | formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; | |
4474 | if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) | |
4475 | formats |= SNDRV_PCM_FMTBIT_S32_LE; | |
4476 | if (val & AC_SUPPCM_BITS_24) | |
4477 | bps = 24; | |
4478 | else if (val & AC_SUPPCM_BITS_20) | |
4479 | bps = 20; | |
0ba21762 TI |
4480 | } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24| |
4481 | AC_SUPPCM_BITS_32)) { | |
1da177e4 LT |
4482 | formats |= SNDRV_PCM_FMTBIT_S32_LE; |
4483 | if (val & AC_SUPPCM_BITS_32) | |
4484 | bps = 32; | |
1da177e4 LT |
4485 | else if (val & AC_SUPPCM_BITS_24) |
4486 | bps = 24; | |
33ef7651 NG |
4487 | else if (val & AC_SUPPCM_BITS_20) |
4488 | bps = 20; | |
1da177e4 LT |
4489 | } |
4490 | } | |
8c7dd890 | 4491 | #if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ |
b5025c50 | 4492 | if (streams & AC_SUPFMT_FLOAT32) { |
1da177e4 | 4493 | formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; |
b0bb3aa6 TI |
4494 | if (!bps) |
4495 | bps = 32; | |
b5025c50 | 4496 | } |
8c7dd890 | 4497 | #endif |
b5025c50 | 4498 | if (streams == AC_SUPFMT_AC3) { |
0ba21762 | 4499 | /* should be exclusive */ |
1da177e4 LT |
4500 | /* temporary hack: we have still no proper support |
4501 | * for the direct AC3 stream... | |
4502 | */ | |
4503 | formats |= SNDRV_PCM_FMTBIT_U8; | |
4504 | bps = 8; | |
4505 | } | |
ee504710 | 4506 | if (formats == 0) { |
4e76a883 TI |
4507 | codec_err(codec, |
4508 | "formats == 0 (nid=0x%x, val=0x%x, ovrd=%i, streams=0x%x)\n", | |
4509 | nid, val, | |
4510 | (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, | |
4511 | streams); | |
ee504710 JK |
4512 | return -EIO; |
4513 | } | |
1da177e4 LT |
4514 | if (formatsp) |
4515 | *formatsp = formats; | |
4516 | if (bpsp) | |
4517 | *bpsp = bps; | |
4518 | } | |
4519 | ||
4520 | return 0; | |
4521 | } | |
2698ea98 | 4522 | EXPORT_SYMBOL_GPL(snd_hda_query_supported_pcm); |
1da177e4 LT |
4523 | |
4524 | /** | |
d5191e50 TI |
4525 | * snd_hda_is_supported_format - Check the validity of the format |
4526 | * @codec: HD-audio codec | |
4527 | * @nid: NID to check | |
4528 | * @format: the HD-audio format value to check | |
4529 | * | |
4530 | * Check whether the given node supports the format value. | |
1da177e4 LT |
4531 | * |
4532 | * Returns 1 if supported, 0 if not. | |
4533 | */ | |
4534 | int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, | |
4535 | unsigned int format) | |
4536 | { | |
4537 | int i; | |
4538 | unsigned int val = 0, rate, stream; | |
4539 | ||
92c7c8a7 TI |
4540 | val = query_pcm_param(codec, nid); |
4541 | if (!val) | |
4542 | return 0; | |
1da177e4 LT |
4543 | |
4544 | rate = format & 0xff00; | |
a961f9fe | 4545 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) |
befdf316 | 4546 | if (rate_bits[i].hda_fmt == rate) { |
1da177e4 LT |
4547 | if (val & (1 << i)) |
4548 | break; | |
4549 | return 0; | |
4550 | } | |
a961f9fe | 4551 | if (i >= AC_PAR_PCM_RATE_BITS) |
1da177e4 LT |
4552 | return 0; |
4553 | ||
92c7c8a7 TI |
4554 | stream = query_stream_param(codec, nid); |
4555 | if (!stream) | |
1da177e4 LT |
4556 | return 0; |
4557 | ||
4558 | if (stream & AC_SUPFMT_PCM) { | |
4559 | switch (format & 0xf0) { | |
4560 | case 0x00: | |
0ba21762 | 4561 | if (!(val & AC_SUPPCM_BITS_8)) |
1da177e4 LT |
4562 | return 0; |
4563 | break; | |
4564 | case 0x10: | |
0ba21762 | 4565 | if (!(val & AC_SUPPCM_BITS_16)) |
1da177e4 LT |
4566 | return 0; |
4567 | break; | |
4568 | case 0x20: | |
0ba21762 | 4569 | if (!(val & AC_SUPPCM_BITS_20)) |
1da177e4 LT |
4570 | return 0; |
4571 | break; | |
4572 | case 0x30: | |
0ba21762 | 4573 | if (!(val & AC_SUPPCM_BITS_24)) |
1da177e4 LT |
4574 | return 0; |
4575 | break; | |
4576 | case 0x40: | |
0ba21762 | 4577 | if (!(val & AC_SUPPCM_BITS_32)) |
1da177e4 LT |
4578 | return 0; |
4579 | break; | |
4580 | default: | |
4581 | return 0; | |
4582 | } | |
4583 | } else { | |
4584 | /* FIXME: check for float32 and AC3? */ | |
4585 | } | |
4586 | ||
4587 | return 1; | |
4588 | } | |
2698ea98 | 4589 | EXPORT_SYMBOL_GPL(snd_hda_is_supported_format); |
1da177e4 LT |
4590 | |
4591 | /* | |
4592 | * PCM stuff | |
4593 | */ | |
4594 | static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo, | |
4595 | struct hda_codec *codec, | |
c8b6bf9b | 4596 | struct snd_pcm_substream *substream) |
1da177e4 LT |
4597 | { |
4598 | return 0; | |
4599 | } | |
4600 | ||
4601 | static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo, | |
4602 | struct hda_codec *codec, | |
4603 | unsigned int stream_tag, | |
4604 | unsigned int format, | |
c8b6bf9b | 4605 | struct snd_pcm_substream *substream) |
1da177e4 LT |
4606 | { |
4607 | snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format); | |
4608 | return 0; | |
4609 | } | |
4610 | ||
4611 | static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo, | |
4612 | struct hda_codec *codec, | |
c8b6bf9b | 4613 | struct snd_pcm_substream *substream) |
1da177e4 | 4614 | { |
888afa15 | 4615 | snd_hda_codec_cleanup_stream(codec, hinfo->nid); |
1da177e4 LT |
4616 | return 0; |
4617 | } | |
4618 | ||
6c1f45ea TI |
4619 | static int set_pcm_default_values(struct hda_codec *codec, |
4620 | struct hda_pcm_stream *info) | |
1da177e4 | 4621 | { |
ee504710 JK |
4622 | int err; |
4623 | ||
0ba21762 TI |
4624 | /* query support PCM information from the given NID */ |
4625 | if (info->nid && (!info->rates || !info->formats)) { | |
ee504710 | 4626 | err = snd_hda_query_supported_pcm(codec, info->nid, |
0ba21762 TI |
4627 | info->rates ? NULL : &info->rates, |
4628 | info->formats ? NULL : &info->formats, | |
4629 | info->maxbps ? NULL : &info->maxbps); | |
ee504710 JK |
4630 | if (err < 0) |
4631 | return err; | |
1da177e4 LT |
4632 | } |
4633 | if (info->ops.open == NULL) | |
4634 | info->ops.open = hda_pcm_default_open_close; | |
4635 | if (info->ops.close == NULL) | |
4636 | info->ops.close = hda_pcm_default_open_close; | |
4637 | if (info->ops.prepare == NULL) { | |
da3cec35 TI |
4638 | if (snd_BUG_ON(!info->nid)) |
4639 | return -EINVAL; | |
1da177e4 LT |
4640 | info->ops.prepare = hda_pcm_default_prepare; |
4641 | } | |
1da177e4 | 4642 | if (info->ops.cleanup == NULL) { |
da3cec35 TI |
4643 | if (snd_BUG_ON(!info->nid)) |
4644 | return -EINVAL; | |
1da177e4 LT |
4645 | info->ops.cleanup = hda_pcm_default_cleanup; |
4646 | } | |
4647 | return 0; | |
4648 | } | |
4649 | ||
eb541337 TI |
4650 | /* |
4651 | * codec prepare/cleanup entries | |
4652 | */ | |
4653 | int snd_hda_codec_prepare(struct hda_codec *codec, | |
4654 | struct hda_pcm_stream *hinfo, | |
4655 | unsigned int stream, | |
4656 | unsigned int format, | |
4657 | struct snd_pcm_substream *substream) | |
4658 | { | |
4659 | int ret; | |
3f50ac6a | 4660 | mutex_lock(&codec->bus->prepare_mutex); |
eb541337 TI |
4661 | ret = hinfo->ops.prepare(hinfo, codec, stream, format, substream); |
4662 | if (ret >= 0) | |
4663 | purify_inactive_streams(codec); | |
3f50ac6a | 4664 | mutex_unlock(&codec->bus->prepare_mutex); |
eb541337 TI |
4665 | return ret; |
4666 | } | |
2698ea98 | 4667 | EXPORT_SYMBOL_GPL(snd_hda_codec_prepare); |
eb541337 TI |
4668 | |
4669 | void snd_hda_codec_cleanup(struct hda_codec *codec, | |
4670 | struct hda_pcm_stream *hinfo, | |
4671 | struct snd_pcm_substream *substream) | |
4672 | { | |
3f50ac6a | 4673 | mutex_lock(&codec->bus->prepare_mutex); |
eb541337 | 4674 | hinfo->ops.cleanup(hinfo, codec, substream); |
3f50ac6a | 4675 | mutex_unlock(&codec->bus->prepare_mutex); |
eb541337 | 4676 | } |
2698ea98 | 4677 | EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup); |
eb541337 | 4678 | |
d5191e50 | 4679 | /* global */ |
e3303235 JK |
4680 | const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { |
4681 | "Audio", "SPDIF", "HDMI", "Modem" | |
4682 | }; | |
4683 | ||
529bd6c4 TI |
4684 | /* |
4685 | * get the empty PCM device number to assign | |
4686 | */ | |
36bb00d4 | 4687 | static int get_empty_pcm_device(struct hda_bus *bus, unsigned int type) |
529bd6c4 | 4688 | { |
f5d6def5 | 4689 | /* audio device indices; not linear to keep compatibility */ |
36bb00d4 TI |
4690 | /* assigned to static slots up to dev#10; if more needed, assign |
4691 | * the later slot dynamically (when CONFIG_SND_DYNAMIC_MINORS=y) | |
4692 | */ | |
f5d6def5 WF |
4693 | static int audio_idx[HDA_PCM_NTYPES][5] = { |
4694 | [HDA_PCM_TYPE_AUDIO] = { 0, 2, 4, 5, -1 }, | |
4695 | [HDA_PCM_TYPE_SPDIF] = { 1, -1 }, | |
92608bad | 4696 | [HDA_PCM_TYPE_HDMI] = { 3, 7, 8, 9, -1 }, |
f5d6def5 | 4697 | [HDA_PCM_TYPE_MODEM] = { 6, -1 }, |
529bd6c4 | 4698 | }; |
f5d6def5 WF |
4699 | int i; |
4700 | ||
4701 | if (type >= HDA_PCM_NTYPES) { | |
4e76a883 | 4702 | dev_err(bus->card->dev, "Invalid PCM type %d\n", type); |
529bd6c4 TI |
4703 | return -EINVAL; |
4704 | } | |
f5d6def5 | 4705 | |
36bb00d4 TI |
4706 | for (i = 0; audio_idx[type][i] >= 0; i++) { |
4707 | #ifndef CONFIG_SND_DYNAMIC_MINORS | |
4708 | if (audio_idx[type][i] >= 8) | |
4709 | break; | |
4710 | #endif | |
f5d6def5 WF |
4711 | if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits)) |
4712 | return audio_idx[type][i]; | |
36bb00d4 | 4713 | } |
f5d6def5 | 4714 | |
36bb00d4 | 4715 | #ifdef CONFIG_SND_DYNAMIC_MINORS |
01b65bfb TI |
4716 | /* non-fixed slots starting from 10 */ |
4717 | for (i = 10; i < 32; i++) { | |
4718 | if (!test_and_set_bit(i, bus->pcm_dev_bits)) | |
4719 | return i; | |
4720 | } | |
36bb00d4 | 4721 | #endif |
01b65bfb | 4722 | |
4e76a883 | 4723 | dev_warn(bus->card->dev, "Too many %s devices\n", |
28aedaf7 | 4724 | snd_hda_pcm_type_name[type]); |
36bb00d4 | 4725 | #ifndef CONFIG_SND_DYNAMIC_MINORS |
4e76a883 TI |
4726 | dev_warn(bus->card->dev, |
4727 | "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n"); | |
36bb00d4 | 4728 | #endif |
f5d6def5 | 4729 | return -EAGAIN; |
529bd6c4 TI |
4730 | } |
4731 | ||
176d5335 TI |
4732 | /* |
4733 | * attach a new PCM stream | |
4734 | */ | |
529bd6c4 | 4735 | static int snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm) |
176d5335 | 4736 | { |
33fa35ed | 4737 | struct hda_bus *bus = codec->bus; |
176d5335 TI |
4738 | struct hda_pcm_stream *info; |
4739 | int stream, err; | |
4740 | ||
b91f080f | 4741 | if (snd_BUG_ON(!pcm->name)) |
176d5335 TI |
4742 | return -EINVAL; |
4743 | for (stream = 0; stream < 2; stream++) { | |
4744 | info = &pcm->stream[stream]; | |
4745 | if (info->substreams) { | |
4746 | err = set_pcm_default_values(codec, info); | |
4747 | if (err < 0) | |
4748 | return err; | |
4749 | } | |
4750 | } | |
33fa35ed | 4751 | return bus->ops.attach_pcm(bus, codec, pcm); |
176d5335 TI |
4752 | } |
4753 | ||
529bd6c4 TI |
4754 | /* assign all PCMs of the given codec */ |
4755 | int snd_hda_codec_build_pcms(struct hda_codec *codec) | |
4756 | { | |
4757 | unsigned int pcm; | |
4758 | int err; | |
4759 | ||
4760 | if (!codec->num_pcms) { | |
4761 | if (!codec->patch_ops.build_pcms) | |
4762 | return 0; | |
4763 | err = codec->patch_ops.build_pcms(codec); | |
6e655bf2 | 4764 | if (err < 0) { |
4e76a883 TI |
4765 | codec_err(codec, |
4766 | "cannot build PCMs for #%d (error %d)\n", | |
4767 | codec->addr, err); | |
6e655bf2 TI |
4768 | err = snd_hda_codec_reset(codec); |
4769 | if (err < 0) { | |
4e76a883 TI |
4770 | codec_err(codec, |
4771 | "cannot revert codec\n"); | |
6e655bf2 TI |
4772 | return err; |
4773 | } | |
4774 | } | |
529bd6c4 TI |
4775 | } |
4776 | for (pcm = 0; pcm < codec->num_pcms; pcm++) { | |
4777 | struct hda_pcm *cpcm = &codec->pcm_info[pcm]; | |
4778 | int dev; | |
4779 | ||
4780 | if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams) | |
41b5b01a | 4781 | continue; /* no substreams assigned */ |
529bd6c4 TI |
4782 | |
4783 | if (!cpcm->pcm) { | |
4784 | dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type); | |
4785 | if (dev < 0) | |
6e655bf2 | 4786 | continue; /* no fatal error */ |
529bd6c4 TI |
4787 | cpcm->device = dev; |
4788 | err = snd_hda_attach_pcm(codec, cpcm); | |
6e655bf2 | 4789 | if (err < 0) { |
4e76a883 TI |
4790 | codec_err(codec, |
4791 | "cannot attach PCM stream %d for codec #%d\n", | |
4792 | dev, codec->addr); | |
6e655bf2 TI |
4793 | continue; /* no fatal error */ |
4794 | } | |
529bd6c4 TI |
4795 | } |
4796 | } | |
4797 | return 0; | |
4798 | } | |
4799 | ||
1da177e4 LT |
4800 | /** |
4801 | * snd_hda_build_pcms - build PCM information | |
4802 | * @bus: the BUS | |
4803 | * | |
4804 | * Create PCM information for each codec included in the bus. | |
4805 | * | |
4806 | * The build_pcms codec patch is requested to set up codec->num_pcms and | |
4807 | * codec->pcm_info properly. The array is referred by the top-level driver | |
4808 | * to create its PCM instances. | |
4809 | * The allocated codec->pcm_info should be released in codec->patch_ops.free | |
4810 | * callback. | |
4811 | * | |
4812 | * At least, substreams, channels_min and channels_max must be filled for | |
4813 | * each stream. substreams = 0 indicates that the stream doesn't exist. | |
4814 | * When rates and/or formats are zero, the supported values are queried | |
4815 | * from the given nid. The nid is used also by the default ops.prepare | |
4816 | * and ops.cleanup callbacks. | |
4817 | * | |
4818 | * The driver needs to call ops.open in its open callback. Similarly, | |
4819 | * ops.close is supposed to be called in the close callback. | |
4820 | * ops.prepare should be called in the prepare or hw_params callback | |
4821 | * with the proper parameters for set up. | |
4822 | * ops.cleanup should be called in hw_free for clean up of streams. | |
4823 | * | |
25985edc | 4824 | * This function returns 0 if successful, or a negative error code. |
1da177e4 | 4825 | */ |
5cb543db | 4826 | int snd_hda_build_pcms(struct hda_bus *bus) |
1da177e4 | 4827 | { |
0ba21762 | 4828 | struct hda_codec *codec; |
1da177e4 | 4829 | |
0ba21762 | 4830 | list_for_each_entry(codec, &bus->codec_list, list) { |
529bd6c4 TI |
4831 | int err = snd_hda_codec_build_pcms(codec); |
4832 | if (err < 0) | |
4833 | return err; | |
1da177e4 LT |
4834 | } |
4835 | return 0; | |
4836 | } | |
2698ea98 | 4837 | EXPORT_SYMBOL_GPL(snd_hda_build_pcms); |
1da177e4 | 4838 | |
1da177e4 LT |
4839 | /** |
4840 | * snd_hda_add_new_ctls - create controls from the array | |
4841 | * @codec: the HDA codec | |
c8b6bf9b | 4842 | * @knew: the array of struct snd_kcontrol_new |
1da177e4 LT |
4843 | * |
4844 | * This helper function creates and add new controls in the given array. | |
4845 | * The array must be terminated with an empty entry as terminator. | |
4846 | * | |
4847 | * Returns 0 if successful, or a negative error code. | |
4848 | */ | |
031024ee TI |
4849 | int snd_hda_add_new_ctls(struct hda_codec *codec, |
4850 | const struct snd_kcontrol_new *knew) | |
1da177e4 | 4851 | { |
4d02d1b6 | 4852 | int err; |
1da177e4 LT |
4853 | |
4854 | for (; knew->name; knew++) { | |
54d17403 | 4855 | struct snd_kcontrol *kctl; |
1afe206a | 4856 | int addr = 0, idx = 0; |
5b0cb1d8 JK |
4857 | if (knew->iface == -1) /* skip this codec private value */ |
4858 | continue; | |
1afe206a | 4859 | for (;;) { |
54d17403 | 4860 | kctl = snd_ctl_new1(knew, codec); |
0ba21762 | 4861 | if (!kctl) |
54d17403 | 4862 | return -ENOMEM; |
1afe206a TI |
4863 | if (addr > 0) |
4864 | kctl->id.device = addr; | |
4865 | if (idx > 0) | |
4866 | kctl->id.index = idx; | |
3911a4c1 | 4867 | err = snd_hda_ctl_add(codec, 0, kctl); |
1afe206a TI |
4868 | if (!err) |
4869 | break; | |
4870 | /* try first with another device index corresponding to | |
4871 | * the codec addr; if it still fails (or it's the | |
4872 | * primary codec), then try another control index | |
4873 | */ | |
4874 | if (!addr && codec->addr) | |
4875 | addr = codec->addr; | |
4876 | else if (!idx && !knew->index) { | |
4877 | idx = find_empty_mixer_ctl_idx(codec, | |
dcda5806 | 4878 | knew->name, 0); |
1afe206a TI |
4879 | if (idx <= 0) |
4880 | return err; | |
4881 | } else | |
54d17403 TI |
4882 | return err; |
4883 | } | |
1da177e4 LT |
4884 | } |
4885 | return 0; | |
4886 | } | |
2698ea98 | 4887 | EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls); |
1da177e4 | 4888 | |
83012a7c | 4889 | #ifdef CONFIG_PM |
cb53c626 TI |
4890 | static void hda_power_work(struct work_struct *work) |
4891 | { | |
4892 | struct hda_codec *codec = | |
4893 | container_of(work, struct hda_codec, power_work.work); | |
33fa35ed | 4894 | struct hda_bus *bus = codec->bus; |
08fa20ae | 4895 | unsigned int state; |
cb53c626 | 4896 | |
5536c6d6 | 4897 | spin_lock(&codec->power_lock); |
a2d96e77 TI |
4898 | if (codec->power_transition > 0) { /* during power-up sequence? */ |
4899 | spin_unlock(&codec->power_lock); | |
4900 | return; | |
4901 | } | |
2e492462 ML |
4902 | if (!codec->power_on || codec->power_count) { |
4903 | codec->power_transition = 0; | |
5536c6d6 | 4904 | spin_unlock(&codec->power_lock); |
cb53c626 | 4905 | return; |
2e492462 | 4906 | } |
5536c6d6 TI |
4907 | spin_unlock(&codec->power_lock); |
4908 | ||
d17344b3 | 4909 | state = hda_call_codec_suspend(codec, true); |
a40e0a88 TI |
4910 | if (!bus->power_keep_link_on && (state & AC_PWRST_CLK_STOP_OK)) |
4911 | hda_call_pm_notify(codec, false); | |
cb53c626 TI |
4912 | } |
4913 | ||
4914 | static void hda_keep_power_on(struct hda_codec *codec) | |
4915 | { | |
5536c6d6 | 4916 | spin_lock(&codec->power_lock); |
cb53c626 TI |
4917 | codec->power_count++; |
4918 | codec->power_on = 1; | |
a2f6309e | 4919 | codec->power_jiffies = jiffies; |
5536c6d6 | 4920 | spin_unlock(&codec->power_lock); |
a40e0a88 | 4921 | hda_call_pm_notify(codec, true); |
a2f6309e TI |
4922 | } |
4923 | ||
d5191e50 | 4924 | /* update the power on/off account with the current jiffies */ |
a2f6309e TI |
4925 | void snd_hda_update_power_acct(struct hda_codec *codec) |
4926 | { | |
4927 | unsigned long delta = jiffies - codec->power_jiffies; | |
4928 | if (codec->power_on) | |
4929 | codec->power_on_acct += delta; | |
4930 | else | |
4931 | codec->power_off_acct += delta; | |
4932 | codec->power_jiffies += delta; | |
cb53c626 TI |
4933 | } |
4934 | ||
b4a91cf0 DR |
4935 | /* Transition to powered up, if wait_power_down then wait for a pending |
4936 | * transition to D3 to complete. A pending D3 transition is indicated | |
4937 | * with power_transition == -1. */ | |
c376e2c7 | 4938 | /* call this with codec->power_lock held! */ |
b4a91cf0 | 4939 | static void __snd_hda_power_up(struct hda_codec *codec, bool wait_power_down) |
cb53c626 | 4940 | { |
b4a91cf0 DR |
4941 | /* Return if power_on or transitioning to power_on, unless currently |
4942 | * powering down. */ | |
4943 | if ((codec->power_on || codec->power_transition > 0) && | |
c376e2c7 | 4944 | !(wait_power_down && codec->power_transition < 0)) |
cb53c626 | 4945 | return; |
a2d96e77 | 4946 | spin_unlock(&codec->power_lock); |
cb53c626 | 4947 | |
a2d96e77 TI |
4948 | cancel_delayed_work_sync(&codec->power_work); |
4949 | ||
4950 | spin_lock(&codec->power_lock); | |
b43d2247 DR |
4951 | /* If the power down delayed work was cancelled above before starting, |
4952 | * then there is no need to go through power up here. | |
4953 | */ | |
4954 | if (codec->power_on) { | |
535b6c51 TI |
4955 | if (codec->power_transition < 0) |
4956 | codec->power_transition = 0; | |
b43d2247 DR |
4957 | return; |
4958 | } | |
c376e2c7 | 4959 | |
d66fee5d | 4960 | trace_hda_power_up(codec); |
a2f6309e | 4961 | snd_hda_update_power_acct(codec); |
cb53c626 | 4962 | codec->power_on = 1; |
a2f6309e | 4963 | codec->power_jiffies = jiffies; |
7f30830b | 4964 | codec->power_transition = 1; /* avoid reentrance */ |
5536c6d6 TI |
4965 | spin_unlock(&codec->power_lock); |
4966 | ||
cb53c626 | 4967 | hda_call_codec_resume(codec); |
5536c6d6 TI |
4968 | |
4969 | spin_lock(&codec->power_lock); | |
a221e287 | 4970 | codec->power_transition = 0; |
cb53c626 | 4971 | } |
b4a91cf0 | 4972 | |
c376e2c7 TI |
4973 | #define power_save(codec) \ |
4974 | ((codec)->bus->power_save ? *(codec)->bus->power_save : 0) | |
1289e9e8 | 4975 | |
c376e2c7 TI |
4976 | /* Transition to powered down */ |
4977 | static void __snd_hda_power_down(struct hda_codec *codec) | |
b4a91cf0 | 4978 | { |
c376e2c7 TI |
4979 | if (!codec->power_on || codec->power_count || codec->power_transition) |
4980 | return; | |
b4a91cf0 | 4981 | |
c376e2c7 TI |
4982 | if (power_save(codec)) { |
4983 | codec->power_transition = -1; /* avoid reentrance */ | |
4984 | queue_delayed_work(codec->bus->workq, &codec->power_work, | |
4985 | msecs_to_jiffies(power_save(codec) * 1000)); | |
4986 | } | |
4987 | } | |
cb53c626 | 4988 | |
d5191e50 | 4989 | /** |
c376e2c7 | 4990 | * snd_hda_power_save - Power-up/down/sync the codec |
d5191e50 | 4991 | * @codec: HD-audio codec |
c376e2c7 | 4992 | * @delta: the counter delta to change |
d5191e50 | 4993 | * |
c376e2c7 TI |
4994 | * Change the power-up counter via @delta, and power up or down the hardware |
4995 | * appropriately. For the power-down, queue to the delayed action. | |
4996 | * Passing zero to @delta means to synchronize the power state. | |
28aedaf7 | 4997 | */ |
c376e2c7 | 4998 | void snd_hda_power_save(struct hda_codec *codec, int delta, bool d3wait) |
cb53c626 | 4999 | { |
5536c6d6 | 5000 | spin_lock(&codec->power_lock); |
c376e2c7 | 5001 | codec->power_count += delta; |
b244d335 | 5002 | trace_hda_power_count(codec); |
c376e2c7 TI |
5003 | if (delta > 0) |
5004 | __snd_hda_power_up(codec, d3wait); | |
5005 | else | |
5006 | __snd_hda_power_down(codec); | |
5536c6d6 | 5007 | spin_unlock(&codec->power_lock); |
cb53c626 | 5008 | } |
2698ea98 | 5009 | EXPORT_SYMBOL_GPL(snd_hda_power_save); |
cb53c626 | 5010 | |
d5191e50 TI |
5011 | /** |
5012 | * snd_hda_check_amp_list_power - Check the amp list and update the power | |
5013 | * @codec: HD-audio codec | |
5014 | * @check: the object containing an AMP list and the status | |
5015 | * @nid: NID to check / update | |
5016 | * | |
5017 | * Check whether the given NID is in the amp list. If it's in the list, | |
5018 | * check the current AMP status, and update the the power-status according | |
5019 | * to the mute status. | |
5020 | * | |
5021 | * This function is supposed to be set or called from the check_power_status | |
5022 | * patch ops. | |
28aedaf7 | 5023 | */ |
cb53c626 TI |
5024 | int snd_hda_check_amp_list_power(struct hda_codec *codec, |
5025 | struct hda_loopback_check *check, | |
5026 | hda_nid_t nid) | |
5027 | { | |
031024ee | 5028 | const struct hda_amp_list *p; |
cb53c626 TI |
5029 | int ch, v; |
5030 | ||
5031 | if (!check->amplist) | |
5032 | return 0; | |
5033 | for (p = check->amplist; p->nid; p++) { | |
5034 | if (p->nid == nid) | |
5035 | break; | |
5036 | } | |
5037 | if (!p->nid) | |
5038 | return 0; /* nothing changed */ | |
5039 | ||
5040 | for (p = check->amplist; p->nid; p++) { | |
5041 | for (ch = 0; ch < 2; ch++) { | |
5042 | v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir, | |
5043 | p->idx); | |
5044 | if (!(v & HDA_AMP_MUTE) && v > 0) { | |
5045 | if (!check->power_on) { | |
5046 | check->power_on = 1; | |
5047 | snd_hda_power_up(codec); | |
5048 | } | |
5049 | return 1; | |
5050 | } | |
5051 | } | |
5052 | } | |
5053 | if (check->power_on) { | |
5054 | check->power_on = 0; | |
5055 | snd_hda_power_down(codec); | |
5056 | } | |
5057 | return 0; | |
5058 | } | |
2698ea98 | 5059 | EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power); |
cb53c626 | 5060 | #endif |
1da177e4 | 5061 | |
c8b6bf9b | 5062 | /* |
d2a6d7dc TI |
5063 | * Channel mode helper |
5064 | */ | |
d5191e50 TI |
5065 | |
5066 | /** | |
5067 | * snd_hda_ch_mode_info - Info callback helper for the channel mode enum | |
5068 | */ | |
0ba21762 TI |
5069 | int snd_hda_ch_mode_info(struct hda_codec *codec, |
5070 | struct snd_ctl_elem_info *uinfo, | |
5071 | const struct hda_channel_mode *chmode, | |
5072 | int num_chmodes) | |
d2a6d7dc TI |
5073 | { |
5074 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
5075 | uinfo->count = 1; | |
5076 | uinfo->value.enumerated.items = num_chmodes; | |
5077 | if (uinfo->value.enumerated.item >= num_chmodes) | |
5078 | uinfo->value.enumerated.item = num_chmodes - 1; | |
5079 | sprintf(uinfo->value.enumerated.name, "%dch", | |
5080 | chmode[uinfo->value.enumerated.item].channels); | |
5081 | return 0; | |
5082 | } | |
2698ea98 | 5083 | EXPORT_SYMBOL_GPL(snd_hda_ch_mode_info); |
d2a6d7dc | 5084 | |
d5191e50 TI |
5085 | /** |
5086 | * snd_hda_ch_mode_get - Get callback helper for the channel mode enum | |
5087 | */ | |
0ba21762 TI |
5088 | int snd_hda_ch_mode_get(struct hda_codec *codec, |
5089 | struct snd_ctl_elem_value *ucontrol, | |
5090 | const struct hda_channel_mode *chmode, | |
5091 | int num_chmodes, | |
d2a6d7dc TI |
5092 | int max_channels) |
5093 | { | |
5094 | int i; | |
5095 | ||
5096 | for (i = 0; i < num_chmodes; i++) { | |
5097 | if (max_channels == chmode[i].channels) { | |
5098 | ucontrol->value.enumerated.item[0] = i; | |
5099 | break; | |
5100 | } | |
5101 | } | |
5102 | return 0; | |
5103 | } | |
2698ea98 | 5104 | EXPORT_SYMBOL_GPL(snd_hda_ch_mode_get); |
d2a6d7dc | 5105 | |
d5191e50 TI |
5106 | /** |
5107 | * snd_hda_ch_mode_put - Put callback helper for the channel mode enum | |
5108 | */ | |
0ba21762 TI |
5109 | int snd_hda_ch_mode_put(struct hda_codec *codec, |
5110 | struct snd_ctl_elem_value *ucontrol, | |
5111 | const struct hda_channel_mode *chmode, | |
5112 | int num_chmodes, | |
d2a6d7dc TI |
5113 | int *max_channelsp) |
5114 | { | |
5115 | unsigned int mode; | |
5116 | ||
5117 | mode = ucontrol->value.enumerated.item[0]; | |
68ea7b2f TI |
5118 | if (mode >= num_chmodes) |
5119 | return -EINVAL; | |
82beb8fd | 5120 | if (*max_channelsp == chmode[mode].channels) |
d2a6d7dc TI |
5121 | return 0; |
5122 | /* change the current channel setting */ | |
5123 | *max_channelsp = chmode[mode].channels; | |
5124 | if (chmode[mode].sequence) | |
82beb8fd | 5125 | snd_hda_sequence_write_cache(codec, chmode[mode].sequence); |
d2a6d7dc TI |
5126 | return 1; |
5127 | } | |
2698ea98 | 5128 | EXPORT_SYMBOL_GPL(snd_hda_ch_mode_put); |
d2a6d7dc | 5129 | |
1da177e4 LT |
5130 | /* |
5131 | * input MUX helper | |
5132 | */ | |
d5191e50 TI |
5133 | |
5134 | /** | |
5135 | * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum | |
5136 | */ | |
0ba21762 TI |
5137 | int snd_hda_input_mux_info(const struct hda_input_mux *imux, |
5138 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
5139 | { |
5140 | unsigned int index; | |
5141 | ||
5142 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
5143 | uinfo->count = 1; | |
5144 | uinfo->value.enumerated.items = imux->num_items; | |
5513b0c5 TI |
5145 | if (!imux->num_items) |
5146 | return 0; | |
1da177e4 LT |
5147 | index = uinfo->value.enumerated.item; |
5148 | if (index >= imux->num_items) | |
5149 | index = imux->num_items - 1; | |
5150 | strcpy(uinfo->value.enumerated.name, imux->items[index].label); | |
5151 | return 0; | |
5152 | } | |
2698ea98 | 5153 | EXPORT_SYMBOL_GPL(snd_hda_input_mux_info); |
1da177e4 | 5154 | |
d5191e50 TI |
5155 | /** |
5156 | * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum | |
5157 | */ | |
0ba21762 TI |
5158 | int snd_hda_input_mux_put(struct hda_codec *codec, |
5159 | const struct hda_input_mux *imux, | |
5160 | struct snd_ctl_elem_value *ucontrol, | |
5161 | hda_nid_t nid, | |
1da177e4 LT |
5162 | unsigned int *cur_val) |
5163 | { | |
5164 | unsigned int idx; | |
5165 | ||
5513b0c5 TI |
5166 | if (!imux->num_items) |
5167 | return 0; | |
1da177e4 LT |
5168 | idx = ucontrol->value.enumerated.item[0]; |
5169 | if (idx >= imux->num_items) | |
5170 | idx = imux->num_items - 1; | |
82beb8fd | 5171 | if (*cur_val == idx) |
1da177e4 | 5172 | return 0; |
82beb8fd TI |
5173 | snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, |
5174 | imux->items[idx].index); | |
1da177e4 LT |
5175 | *cur_val = idx; |
5176 | return 1; | |
5177 | } | |
2698ea98 | 5178 | EXPORT_SYMBOL_GPL(snd_hda_input_mux_put); |
1da177e4 LT |
5179 | |
5180 | ||
dda415d4 TI |
5181 | /* |
5182 | * process kcontrol info callback of a simple string enum array | |
5183 | * when @num_items is 0 or @texts is NULL, assume a boolean enum array | |
5184 | */ | |
5185 | int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol, | |
5186 | struct snd_ctl_elem_info *uinfo, | |
5187 | int num_items, const char * const *texts) | |
5188 | { | |
5189 | static const char * const texts_default[] = { | |
5190 | "Disabled", "Enabled" | |
5191 | }; | |
5192 | ||
5193 | if (!texts || !num_items) { | |
5194 | num_items = 2; | |
5195 | texts = texts_default; | |
5196 | } | |
5197 | ||
5198 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
5199 | uinfo->count = 1; | |
5200 | uinfo->value.enumerated.items = num_items; | |
5201 | if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) | |
5202 | uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; | |
5203 | strcpy(uinfo->value.enumerated.name, | |
5204 | texts[uinfo->value.enumerated.item]); | |
5205 | return 0; | |
5206 | } | |
2698ea98 | 5207 | EXPORT_SYMBOL_GPL(snd_hda_enum_helper_info); |
dda415d4 | 5208 | |
1da177e4 LT |
5209 | /* |
5210 | * Multi-channel / digital-out PCM helper functions | |
5211 | */ | |
5212 | ||
6b97eb45 TI |
5213 | /* setup SPDIF output stream */ |
5214 | static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, | |
5215 | unsigned int stream_tag, unsigned int format) | |
5216 | { | |
3bef1c37 LD |
5217 | struct hda_spdif_out *spdif; |
5218 | unsigned int curr_fmt; | |
5219 | bool reset; | |
5220 | ||
5221 | spdif = snd_hda_spdif_out_of_nid(codec, nid); | |
5222 | curr_fmt = snd_hda_codec_read(codec, nid, 0, | |
5223 | AC_VERB_GET_STREAM_FORMAT, 0); | |
5224 | reset = codec->spdif_status_reset && | |
5225 | (spdif->ctls & AC_DIG1_ENABLE) && | |
5226 | curr_fmt != format; | |
5227 | ||
5228 | /* turn off SPDIF if needed; otherwise the IEC958 bits won't be | |
5229 | updated */ | |
5230 | if (reset) | |
28aedaf7 | 5231 | set_dig_out_convert(codec, nid, |
7c935976 | 5232 | spdif->ctls & ~AC_DIG1_ENABLE & 0xff, |
2f72853c | 5233 | -1); |
6b97eb45 | 5234 | snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format); |
2f72853c | 5235 | if (codec->slave_dig_outs) { |
dda14410 | 5236 | const hda_nid_t *d; |
2f72853c TI |
5237 | for (d = codec->slave_dig_outs; *d; d++) |
5238 | snd_hda_codec_setup_stream(codec, *d, stream_tag, 0, | |
5239 | format); | |
5240 | } | |
6b97eb45 | 5241 | /* turn on again (if needed) */ |
3bef1c37 | 5242 | if (reset) |
2f72853c | 5243 | set_dig_out_convert(codec, nid, |
7c935976 | 5244 | spdif->ctls & 0xff, -1); |
2f72853c | 5245 | } |
de51ca12 | 5246 | |
2f72853c TI |
5247 | static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid) |
5248 | { | |
5249 | snd_hda_codec_cleanup_stream(codec, nid); | |
5250 | if (codec->slave_dig_outs) { | |
dda14410 | 5251 | const hda_nid_t *d; |
2f72853c TI |
5252 | for (d = codec->slave_dig_outs; *d; d++) |
5253 | snd_hda_codec_cleanup_stream(codec, *d); | |
de51ca12 | 5254 | } |
6b97eb45 TI |
5255 | } |
5256 | ||
d5191e50 TI |
5257 | /** |
5258 | * snd_hda_bus_reboot_notify - call the reboot notifier of each codec | |
5259 | * @bus: HD-audio bus | |
5260 | */ | |
fb8d1a34 TI |
5261 | void snd_hda_bus_reboot_notify(struct hda_bus *bus) |
5262 | { | |
5263 | struct hda_codec *codec; | |
5264 | ||
5265 | if (!bus) | |
5266 | return; | |
5267 | list_for_each_entry(codec, &bus->codec_list, list) { | |
e581f3db TI |
5268 | if (hda_codec_is_power_on(codec) && |
5269 | codec->patch_ops.reboot_notify) | |
fb8d1a34 TI |
5270 | codec->patch_ops.reboot_notify(codec); |
5271 | } | |
5272 | } | |
2698ea98 | 5273 | EXPORT_SYMBOL_GPL(snd_hda_bus_reboot_notify); |
fb8d1a34 | 5274 | |
d5191e50 TI |
5275 | /** |
5276 | * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode | |
1da177e4 | 5277 | */ |
0ba21762 TI |
5278 | int snd_hda_multi_out_dig_open(struct hda_codec *codec, |
5279 | struct hda_multi_out *mout) | |
1da177e4 | 5280 | { |
62932df8 | 5281 | mutex_lock(&codec->spdif_mutex); |
5930ca41 TI |
5282 | if (mout->dig_out_used == HDA_DIG_ANALOG_DUP) |
5283 | /* already opened as analog dup; reset it once */ | |
2f72853c | 5284 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 | 5285 | mout->dig_out_used = HDA_DIG_EXCLUSIVE; |
62932df8 | 5286 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5287 | return 0; |
5288 | } | |
2698ea98 | 5289 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open); |
1da177e4 | 5290 | |
d5191e50 TI |
5291 | /** |
5292 | * snd_hda_multi_out_dig_prepare - prepare the digital out stream | |
5293 | */ | |
6b97eb45 TI |
5294 | int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, |
5295 | struct hda_multi_out *mout, | |
5296 | unsigned int stream_tag, | |
5297 | unsigned int format, | |
5298 | struct snd_pcm_substream *substream) | |
5299 | { | |
5300 | mutex_lock(&codec->spdif_mutex); | |
5301 | setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format); | |
5302 | mutex_unlock(&codec->spdif_mutex); | |
5303 | return 0; | |
5304 | } | |
2698ea98 | 5305 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare); |
6b97eb45 | 5306 | |
d5191e50 TI |
5307 | /** |
5308 | * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream | |
5309 | */ | |
9411e21c TI |
5310 | int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, |
5311 | struct hda_multi_out *mout) | |
5312 | { | |
5313 | mutex_lock(&codec->spdif_mutex); | |
5314 | cleanup_dig_out_stream(codec, mout->dig_out_nid); | |
5315 | mutex_unlock(&codec->spdif_mutex); | |
5316 | return 0; | |
5317 | } | |
2698ea98 | 5318 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup); |
9411e21c | 5319 | |
d5191e50 TI |
5320 | /** |
5321 | * snd_hda_multi_out_dig_close - release the digital out stream | |
1da177e4 | 5322 | */ |
0ba21762 TI |
5323 | int snd_hda_multi_out_dig_close(struct hda_codec *codec, |
5324 | struct hda_multi_out *mout) | |
1da177e4 | 5325 | { |
62932df8 | 5326 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 5327 | mout->dig_out_used = 0; |
62932df8 | 5328 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5329 | return 0; |
5330 | } | |
2698ea98 | 5331 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close); |
1da177e4 | 5332 | |
d5191e50 TI |
5333 | /** |
5334 | * snd_hda_multi_out_analog_open - open analog outputs | |
5335 | * | |
5336 | * Open analog outputs and set up the hw-constraints. | |
5337 | * If the digital outputs can be opened as slave, open the digital | |
5338 | * outputs, too. | |
1da177e4 | 5339 | */ |
0ba21762 TI |
5340 | int snd_hda_multi_out_analog_open(struct hda_codec *codec, |
5341 | struct hda_multi_out *mout, | |
9a08160b TI |
5342 | struct snd_pcm_substream *substream, |
5343 | struct hda_pcm_stream *hinfo) | |
5344 | { | |
5345 | struct snd_pcm_runtime *runtime = substream->runtime; | |
5346 | runtime->hw.channels_max = mout->max_channels; | |
5347 | if (mout->dig_out_nid) { | |
5348 | if (!mout->analog_rates) { | |
5349 | mout->analog_rates = hinfo->rates; | |
5350 | mout->analog_formats = hinfo->formats; | |
5351 | mout->analog_maxbps = hinfo->maxbps; | |
5352 | } else { | |
5353 | runtime->hw.rates = mout->analog_rates; | |
5354 | runtime->hw.formats = mout->analog_formats; | |
5355 | hinfo->maxbps = mout->analog_maxbps; | |
5356 | } | |
5357 | if (!mout->spdif_rates) { | |
5358 | snd_hda_query_supported_pcm(codec, mout->dig_out_nid, | |
5359 | &mout->spdif_rates, | |
5360 | &mout->spdif_formats, | |
5361 | &mout->spdif_maxbps); | |
5362 | } | |
5363 | mutex_lock(&codec->spdif_mutex); | |
5364 | if (mout->share_spdif) { | |
022b466f TI |
5365 | if ((runtime->hw.rates & mout->spdif_rates) && |
5366 | (runtime->hw.formats & mout->spdif_formats)) { | |
5367 | runtime->hw.rates &= mout->spdif_rates; | |
5368 | runtime->hw.formats &= mout->spdif_formats; | |
5369 | if (mout->spdif_maxbps < hinfo->maxbps) | |
5370 | hinfo->maxbps = mout->spdif_maxbps; | |
5371 | } else { | |
5372 | mout->share_spdif = 0; | |
5373 | /* FIXME: need notify? */ | |
5374 | } | |
9a08160b | 5375 | } |
eaa9985b | 5376 | mutex_unlock(&codec->spdif_mutex); |
9a08160b | 5377 | } |
1da177e4 LT |
5378 | return snd_pcm_hw_constraint_step(substream->runtime, 0, |
5379 | SNDRV_PCM_HW_PARAM_CHANNELS, 2); | |
5380 | } | |
2698ea98 | 5381 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open); |
1da177e4 | 5382 | |
d5191e50 TI |
5383 | /** |
5384 | * snd_hda_multi_out_analog_prepare - Preapre the analog outputs. | |
5385 | * | |
5386 | * Set up the i/o for analog out. | |
5387 | * When the digital out is available, copy the front out to digital out, too. | |
1da177e4 | 5388 | */ |
0ba21762 TI |
5389 | int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, |
5390 | struct hda_multi_out *mout, | |
1da177e4 LT |
5391 | unsigned int stream_tag, |
5392 | unsigned int format, | |
c8b6bf9b | 5393 | struct snd_pcm_substream *substream) |
1da177e4 | 5394 | { |
dda14410 | 5395 | const hda_nid_t *nids = mout->dac_nids; |
1da177e4 | 5396 | int chs = substream->runtime->channels; |
e3245cdd | 5397 | struct hda_spdif_out *spdif; |
1da177e4 LT |
5398 | int i; |
5399 | ||
62932df8 | 5400 | mutex_lock(&codec->spdif_mutex); |
e3245cdd | 5401 | spdif = snd_hda_spdif_out_of_nid(codec, mout->dig_out_nid); |
9a08160b TI |
5402 | if (mout->dig_out_nid && mout->share_spdif && |
5403 | mout->dig_out_used != HDA_DIG_EXCLUSIVE) { | |
1da177e4 | 5404 | if (chs == 2 && |
0ba21762 TI |
5405 | snd_hda_is_supported_format(codec, mout->dig_out_nid, |
5406 | format) && | |
7c935976 | 5407 | !(spdif->status & IEC958_AES0_NONAUDIO)) { |
1da177e4 | 5408 | mout->dig_out_used = HDA_DIG_ANALOG_DUP; |
6b97eb45 TI |
5409 | setup_dig_out_stream(codec, mout->dig_out_nid, |
5410 | stream_tag, format); | |
1da177e4 LT |
5411 | } else { |
5412 | mout->dig_out_used = 0; | |
2f72853c | 5413 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 LT |
5414 | } |
5415 | } | |
62932df8 | 5416 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5417 | |
5418 | /* front */ | |
0ba21762 TI |
5419 | snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag, |
5420 | 0, format); | |
d29240ce TI |
5421 | if (!mout->no_share_stream && |
5422 | mout->hp_nid && mout->hp_nid != nids[HDA_FRONT]) | |
1da177e4 | 5423 | /* headphone out will just decode front left/right (stereo) */ |
0ba21762 TI |
5424 | snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, |
5425 | 0, format); | |
82bc955f | 5426 | /* extra outputs copied from front */ |
a06dbfc2 TI |
5427 | for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) |
5428 | if (!mout->no_share_stream && mout->hp_out_nid[i]) | |
5429 | snd_hda_codec_setup_stream(codec, | |
5430 | mout->hp_out_nid[i], | |
5431 | stream_tag, 0, format); | |
82bc955f | 5432 | |
1da177e4 LT |
5433 | /* surrounds */ |
5434 | for (i = 1; i < mout->num_dacs; i++) { | |
4b3acaf5 | 5435 | if (chs >= (i + 1) * 2) /* independent out */ |
0ba21762 TI |
5436 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
5437 | i * 2, format); | |
d29240ce | 5438 | else if (!mout->no_share_stream) /* copy front */ |
0ba21762 TI |
5439 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
5440 | 0, format); | |
1da177e4 | 5441 | } |
cd4035e8 DH |
5442 | |
5443 | /* extra surrounds */ | |
5444 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) { | |
5445 | int ch = 0; | |
5446 | if (!mout->extra_out_nid[i]) | |
5447 | break; | |
5448 | if (chs >= (i + 1) * 2) | |
5449 | ch = i * 2; | |
5450 | else if (!mout->no_share_stream) | |
5451 | break; | |
5452 | snd_hda_codec_setup_stream(codec, mout->extra_out_nid[i], | |
5453 | stream_tag, ch, format); | |
5454 | } | |
5455 | ||
1da177e4 LT |
5456 | return 0; |
5457 | } | |
2698ea98 | 5458 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare); |
1da177e4 | 5459 | |
d5191e50 TI |
5460 | /** |
5461 | * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out | |
1da177e4 | 5462 | */ |
0ba21762 TI |
5463 | int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, |
5464 | struct hda_multi_out *mout) | |
1da177e4 | 5465 | { |
dda14410 | 5466 | const hda_nid_t *nids = mout->dac_nids; |
1da177e4 LT |
5467 | int i; |
5468 | ||
5469 | for (i = 0; i < mout->num_dacs; i++) | |
888afa15 | 5470 | snd_hda_codec_cleanup_stream(codec, nids[i]); |
1da177e4 | 5471 | if (mout->hp_nid) |
888afa15 | 5472 | snd_hda_codec_cleanup_stream(codec, mout->hp_nid); |
a06dbfc2 TI |
5473 | for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) |
5474 | if (mout->hp_out_nid[i]) | |
5475 | snd_hda_codec_cleanup_stream(codec, | |
5476 | mout->hp_out_nid[i]); | |
82bc955f TI |
5477 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) |
5478 | if (mout->extra_out_nid[i]) | |
888afa15 TI |
5479 | snd_hda_codec_cleanup_stream(codec, |
5480 | mout->extra_out_nid[i]); | |
62932df8 | 5481 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 5482 | if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) { |
2f72853c | 5483 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 LT |
5484 | mout->dig_out_used = 0; |
5485 | } | |
62932df8 | 5486 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
5487 | return 0; |
5488 | } | |
2698ea98 | 5489 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup); |
1da177e4 | 5490 | |
4740860b TI |
5491 | /** |
5492 | * snd_hda_get_default_vref - Get the default (mic) VREF pin bits | |
5493 | * | |
5494 | * Guess the suitable VREF pin bits to be set as the pin-control value. | |
5495 | * Note: the function doesn't set the AC_PINCTL_IN_EN bit. | |
5496 | */ | |
5497 | unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin) | |
5498 | { | |
5499 | unsigned int pincap; | |
5500 | unsigned int oldval; | |
5501 | oldval = snd_hda_codec_read(codec, pin, 0, | |
5502 | AC_VERB_GET_PIN_WIDGET_CONTROL, 0); | |
5503 | pincap = snd_hda_query_pin_caps(codec, pin); | |
5504 | pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; | |
5505 | /* Exception: if the default pin setup is vref50, we give it priority */ | |
5506 | if ((pincap & AC_PINCAP_VREF_80) && oldval != PIN_VREF50) | |
5507 | return AC_PINCTL_VREF_80; | |
5508 | else if (pincap & AC_PINCAP_VREF_50) | |
5509 | return AC_PINCTL_VREF_50; | |
5510 | else if (pincap & AC_PINCAP_VREF_100) | |
5511 | return AC_PINCTL_VREF_100; | |
5512 | else if (pincap & AC_PINCAP_VREF_GRD) | |
5513 | return AC_PINCTL_VREF_GRD; | |
5514 | return AC_PINCTL_VREF_HIZ; | |
5515 | } | |
2698ea98 | 5516 | EXPORT_SYMBOL_GPL(snd_hda_get_default_vref); |
4740860b | 5517 | |
62f3a2f7 TI |
5518 | /* correct the pin ctl value for matching with the pin cap */ |
5519 | unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, | |
5520 | hda_nid_t pin, unsigned int val) | |
5521 | { | |
5522 | static unsigned int cap_lists[][2] = { | |
5523 | { AC_PINCTL_VREF_100, AC_PINCAP_VREF_100 }, | |
5524 | { AC_PINCTL_VREF_80, AC_PINCAP_VREF_80 }, | |
5525 | { AC_PINCTL_VREF_50, AC_PINCAP_VREF_50 }, | |
5526 | { AC_PINCTL_VREF_GRD, AC_PINCAP_VREF_GRD }, | |
5527 | }; | |
5528 | unsigned int cap; | |
5529 | ||
5530 | if (!val) | |
5531 | return 0; | |
5532 | cap = snd_hda_query_pin_caps(codec, pin); | |
5533 | if (!cap) | |
5534 | return val; /* don't know what to do... */ | |
5535 | ||
5536 | if (val & AC_PINCTL_OUT_EN) { | |
5537 | if (!(cap & AC_PINCAP_OUT)) | |
5538 | val &= ~(AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); | |
5539 | else if ((val & AC_PINCTL_HP_EN) && !(cap & AC_PINCAP_HP_DRV)) | |
5540 | val &= ~AC_PINCTL_HP_EN; | |
5541 | } | |
5542 | ||
5543 | if (val & AC_PINCTL_IN_EN) { | |
5544 | if (!(cap & AC_PINCAP_IN)) | |
5545 | val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN); | |
5546 | else { | |
5547 | unsigned int vcap, vref; | |
5548 | int i; | |
5549 | vcap = (cap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; | |
5550 | vref = val & AC_PINCTL_VREFEN; | |
5551 | for (i = 0; i < ARRAY_SIZE(cap_lists); i++) { | |
5552 | if (vref == cap_lists[i][0] && | |
5553 | !(vcap & cap_lists[i][1])) { | |
5554 | if (i == ARRAY_SIZE(cap_lists) - 1) | |
5555 | vref = AC_PINCTL_VREF_HIZ; | |
5556 | else | |
5557 | vref = cap_lists[i + 1][0]; | |
5558 | } | |
5559 | } | |
5560 | val &= ~AC_PINCTL_VREFEN; | |
5561 | val |= vref; | |
5562 | } | |
5563 | } | |
5564 | ||
5565 | return val; | |
5566 | } | |
2698ea98 | 5567 | EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl); |
62f3a2f7 | 5568 | |
cdd03ced TI |
5569 | int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, |
5570 | unsigned int val, bool cached) | |
5571 | { | |
62f3a2f7 | 5572 | val = snd_hda_correct_pin_ctl(codec, pin, val); |
d7fdc00a | 5573 | snd_hda_codec_set_pin_target(codec, pin, val); |
cdd03ced TI |
5574 | if (cached) |
5575 | return snd_hda_codec_update_cache(codec, pin, 0, | |
5576 | AC_VERB_SET_PIN_WIDGET_CONTROL, val); | |
5577 | else | |
5578 | return snd_hda_codec_write(codec, pin, 0, | |
5579 | AC_VERB_SET_PIN_WIDGET_CONTROL, val); | |
5580 | } | |
2698ea98 | 5581 | EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl); |
cdd03ced | 5582 | |
990061c2 TI |
5583 | /** |
5584 | * snd_hda_add_imux_item - Add an item to input_mux | |
5585 | * | |
5586 | * When the same label is used already in the existing items, the number | |
5587 | * suffix is appended to the label. This label index number is stored | |
5588 | * to type_idx when non-NULL pointer is given. | |
5589 | */ | |
6194b99d TI |
5590 | int snd_hda_add_imux_item(struct hda_codec *codec, |
5591 | struct hda_input_mux *imux, const char *label, | |
10a20af7 TI |
5592 | int index, int *type_idx) |
5593 | { | |
5594 | int i, label_idx = 0; | |
5595 | if (imux->num_items >= HDA_MAX_NUM_INPUTS) { | |
6194b99d | 5596 | codec_err(codec, "hda_codec: Too many imux items!\n"); |
10a20af7 TI |
5597 | return -EINVAL; |
5598 | } | |
5599 | for (i = 0; i < imux->num_items; i++) { | |
5600 | if (!strncmp(label, imux->items[i].label, strlen(label))) | |
5601 | label_idx++; | |
d7b1ae9d | 5602 | } |
10a20af7 TI |
5603 | if (type_idx) |
5604 | *type_idx = label_idx; | |
5605 | if (label_idx > 0) | |
5606 | snprintf(imux->items[imux->num_items].label, | |
5607 | sizeof(imux->items[imux->num_items].label), | |
5608 | "%s %d", label, label_idx); | |
b5786e85 | 5609 | else |
10a20af7 TI |
5610 | strlcpy(imux->items[imux->num_items].label, label, |
5611 | sizeof(imux->items[imux->num_items].label)); | |
5612 | imux->items[imux->num_items].index = index; | |
5613 | imux->num_items++; | |
5614 | return 0; | |
d7b1ae9d | 5615 | } |
2698ea98 | 5616 | EXPORT_SYMBOL_GPL(snd_hda_add_imux_item); |
d7b1ae9d | 5617 | |
4a471b7d | 5618 | |
1da177e4 LT |
5619 | #ifdef CONFIG_PM |
5620 | /* | |
5621 | * power management | |
5622 | */ | |
5623 | ||
f4d6a55d TI |
5624 | |
5625 | static void hda_async_suspend(void *data, async_cookie_t cookie) | |
5626 | { | |
5627 | hda_call_codec_suspend(data, false); | |
5628 | } | |
5629 | ||
5630 | static void hda_async_resume(void *data, async_cookie_t cookie) | |
5631 | { | |
5632 | hda_call_codec_resume(data); | |
5633 | } | |
5634 | ||
1da177e4 LT |
5635 | /** |
5636 | * snd_hda_suspend - suspend the codecs | |
5637 | * @bus: the HDA bus | |
1da177e4 LT |
5638 | * |
5639 | * Returns 0 if successful. | |
5640 | */ | |
8dd78330 | 5641 | int snd_hda_suspend(struct hda_bus *bus) |
1da177e4 | 5642 | { |
0ba21762 | 5643 | struct hda_codec *codec; |
f4d6a55d | 5644 | ASYNC_DOMAIN_EXCLUSIVE(domain); |
1da177e4 | 5645 | |
0ba21762 | 5646 | list_for_each_entry(codec, &bus->codec_list, list) { |
26a6cb6c | 5647 | cancel_delayed_work_sync(&codec->jackpoll_work); |
0e24dbb7 ML |
5648 | if (hda_codec_is_power_on(codec)) { |
5649 | if (bus->num_codecs > 1) | |
f4d6a55d TI |
5650 | async_schedule_domain(hda_async_suspend, codec, |
5651 | &domain); | |
0e24dbb7 ML |
5652 | else |
5653 | hda_call_codec_suspend(codec, false); | |
5654 | } | |
1da177e4 | 5655 | } |
0e24dbb7 ML |
5656 | |
5657 | if (bus->num_codecs > 1) | |
f4d6a55d | 5658 | async_synchronize_full_domain(&domain); |
0e24dbb7 | 5659 | |
1da177e4 LT |
5660 | return 0; |
5661 | } | |
2698ea98 | 5662 | EXPORT_SYMBOL_GPL(snd_hda_suspend); |
1da177e4 LT |
5663 | |
5664 | /** | |
5665 | * snd_hda_resume - resume the codecs | |
5666 | * @bus: the HDA bus | |
1da177e4 LT |
5667 | * |
5668 | * Returns 0 if successful. | |
5669 | */ | |
5670 | int snd_hda_resume(struct hda_bus *bus) | |
5671 | { | |
0ba21762 | 5672 | struct hda_codec *codec; |
f4d6a55d | 5673 | ASYNC_DOMAIN_EXCLUSIVE(domain); |
1da177e4 | 5674 | |
0ba21762 | 5675 | list_for_each_entry(codec, &bus->codec_list, list) { |
12edb893 | 5676 | if (bus->num_codecs > 1) |
f4d6a55d | 5677 | async_schedule_domain(hda_async_resume, codec, &domain); |
12edb893 ML |
5678 | else |
5679 | hda_call_codec_resume(codec); | |
1da177e4 | 5680 | } |
12edb893 ML |
5681 | |
5682 | if (bus->num_codecs > 1) | |
f4d6a55d | 5683 | async_synchronize_full_domain(&domain); |
12edb893 | 5684 | |
1da177e4 LT |
5685 | return 0; |
5686 | } | |
2698ea98 | 5687 | EXPORT_SYMBOL_GPL(snd_hda_resume); |
1289e9e8 | 5688 | #endif /* CONFIG_PM */ |
b2e18597 TI |
5689 | |
5690 | /* | |
5691 | * generic arrays | |
5692 | */ | |
5693 | ||
d5191e50 TI |
5694 | /** |
5695 | * snd_array_new - get a new element from the given array | |
5696 | * @array: the array object | |
28aedaf7 | 5697 | * |
d5191e50 TI |
5698 | * Get a new element from the given array. If it exceeds the |
5699 | * pre-allocated array size, re-allocate the array. | |
5700 | * | |
5701 | * Returns NULL if allocation failed. | |
b2e18597 TI |
5702 | */ |
5703 | void *snd_array_new(struct snd_array *array) | |
5704 | { | |
12f17717 TI |
5705 | if (snd_BUG_ON(!array->elem_size)) |
5706 | return NULL; | |
b2e18597 TI |
5707 | if (array->used >= array->alloced) { |
5708 | int num = array->alloced + array->alloc_align; | |
3101ba03 | 5709 | int size = (num + 1) * array->elem_size; |
b910d9ae TI |
5710 | void *nlist; |
5711 | if (snd_BUG_ON(num >= 4096)) | |
5712 | return NULL; | |
5265fd9a | 5713 | nlist = krealloc(array->list, size, GFP_KERNEL | __GFP_ZERO); |
b2e18597 TI |
5714 | if (!nlist) |
5715 | return NULL; | |
b2e18597 TI |
5716 | array->list = nlist; |
5717 | array->alloced = num; | |
5718 | } | |
f43aa025 | 5719 | return snd_array_elem(array, array->used++); |
b2e18597 | 5720 | } |
2698ea98 | 5721 | EXPORT_SYMBOL_GPL(snd_array_new); |
b2e18597 | 5722 | |
d5191e50 TI |
5723 | /** |
5724 | * snd_array_free - free the given array elements | |
5725 | * @array: the array object | |
5726 | */ | |
b2e18597 TI |
5727 | void snd_array_free(struct snd_array *array) |
5728 | { | |
5729 | kfree(array->list); | |
5730 | array->used = 0; | |
5731 | array->alloced = 0; | |
5732 | array->list = NULL; | |
5733 | } | |
2698ea98 | 5734 | EXPORT_SYMBOL_GPL(snd_array_free); |
b2022266 | 5735 | |
d5191e50 TI |
5736 | /** |
5737 | * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer | |
5738 | * @pcm: PCM caps bits | |
5739 | * @buf: the string buffer to write | |
5740 | * @buflen: the max buffer length | |
5741 | * | |
5742 | * used by hda_proc.c and hda_eld.c | |
5743 | */ | |
b2022266 TI |
5744 | void snd_print_pcm_bits(int pcm, char *buf, int buflen) |
5745 | { | |
5746 | static unsigned int bits[] = { 8, 16, 20, 24, 32 }; | |
5747 | int i, j; | |
5748 | ||
5749 | for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++) | |
5750 | if (pcm & (AC_SUPPCM_BITS_8 << i)) | |
5751 | j += snprintf(buf + j, buflen - j, " %d", bits[i]); | |
5752 | ||
5753 | buf[j] = '\0'; /* necessary when j == 0 */ | |
5754 | } | |
2698ea98 | 5755 | EXPORT_SYMBOL_GPL(snd_print_pcm_bits); |
1289e9e8 TI |
5756 | |
5757 | MODULE_DESCRIPTION("HDA codec core"); | |
5758 | MODULE_LICENSE("GPL"); |