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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> |
cc72da7d TI |
29 | #include <linux/pm.h> |
30 | #include <linux/pm_runtime.h> | |
1da177e4 LT |
31 | #include <sound/core.h> |
32 | #include "hda_codec.h" | |
33 | #include <sound/asoundef.h> | |
302e9c5a | 34 | #include <sound/tlv.h> |
1da177e4 | 35 | #include <sound/initval.h> |
cd372fb3 | 36 | #include <sound/jack.h> |
1da177e4 | 37 | #include "hda_local.h" |
123c07ae | 38 | #include "hda_beep.h" |
1835a0f9 | 39 | #include "hda_jack.h" |
2807314d | 40 | #include <sound/hda_hwdep.h> |
1da177e4 | 41 | |
83012a7c | 42 | #ifdef CONFIG_PM |
7639a06c | 43 | #define codec_in_pm(codec) atomic_read(&(codec)->core.in_pm) |
cc72da7d TI |
44 | #define hda_codec_is_power_on(codec) \ |
45 | (!pm_runtime_suspended(hda_codec_dev(codec))) | |
cb53c626 | 46 | #else |
d846b174 | 47 | #define codec_in_pm(codec) 0 |
e581f3db | 48 | #define hda_codec_is_power_on(codec) 1 |
cb53c626 TI |
49 | #endif |
50 | ||
7639a06c TI |
51 | #define codec_has_epss(codec) \ |
52 | ((codec)->core.power_caps & AC_PWRST_EPSS) | |
53 | #define codec_has_clkstop(codec) \ | |
54 | ((codec)->core.power_caps & AC_PWRST_CLKSTOP) | |
55 | ||
d5191e50 TI |
56 | /** |
57 | * snd_hda_get_jack_location - Give a location string of the jack | |
58 | * @cfg: pin default config value | |
59 | * | |
60 | * Parse the pin default config value and returns the string of the | |
61 | * jack location, e.g. "Rear", "Front", etc. | |
62 | */ | |
50a9f790 MR |
63 | const char *snd_hda_get_jack_location(u32 cfg) |
64 | { | |
65 | static char *bases[7] = { | |
66 | "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", | |
67 | }; | |
68 | static unsigned char specials_idx[] = { | |
69 | 0x07, 0x08, | |
70 | 0x17, 0x18, 0x19, | |
71 | 0x37, 0x38 | |
72 | }; | |
73 | static char *specials[] = { | |
74 | "Rear Panel", "Drive Bar", | |
75 | "Riser", "HDMI", "ATAPI", | |
76 | "Mobile-In", "Mobile-Out" | |
77 | }; | |
78 | int i; | |
79 | cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; | |
80 | if ((cfg & 0x0f) < 7) | |
81 | return bases[cfg & 0x0f]; | |
82 | for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { | |
83 | if (cfg == specials_idx[i]) | |
84 | return specials[i]; | |
85 | } | |
86 | return "UNKNOWN"; | |
87 | } | |
2698ea98 | 88 | EXPORT_SYMBOL_GPL(snd_hda_get_jack_location); |
50a9f790 | 89 | |
d5191e50 TI |
90 | /** |
91 | * snd_hda_get_jack_connectivity - Give a connectivity string of the jack | |
92 | * @cfg: pin default config value | |
93 | * | |
94 | * Parse the pin default config value and returns the string of the | |
95 | * jack connectivity, i.e. external or internal connection. | |
96 | */ | |
50a9f790 MR |
97 | const char *snd_hda_get_jack_connectivity(u32 cfg) |
98 | { | |
99 | static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; | |
100 | ||
101 | return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3]; | |
102 | } | |
2698ea98 | 103 | EXPORT_SYMBOL_GPL(snd_hda_get_jack_connectivity); |
50a9f790 | 104 | |
d5191e50 TI |
105 | /** |
106 | * snd_hda_get_jack_type - Give a type string of the jack | |
107 | * @cfg: pin default config value | |
108 | * | |
109 | * Parse the pin default config value and returns the string of the | |
110 | * jack type, i.e. the purpose of the jack, such as Line-Out or CD. | |
111 | */ | |
50a9f790 MR |
112 | const char *snd_hda_get_jack_type(u32 cfg) |
113 | { | |
114 | static char *jack_types[16] = { | |
115 | "Line Out", "Speaker", "HP Out", "CD", | |
116 | "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", | |
117 | "Line In", "Aux", "Mic", "Telephony", | |
aeb3a972 | 118 | "SPDIF In", "Digital In", "Reserved", "Other" |
50a9f790 MR |
119 | }; |
120 | ||
121 | return jack_types[(cfg & AC_DEFCFG_DEVICE) | |
122 | >> AC_DEFCFG_DEVICE_SHIFT]; | |
123 | } | |
2698ea98 | 124 | EXPORT_SYMBOL_GPL(snd_hda_get_jack_type); |
50a9f790 | 125 | |
aa2936f5 | 126 | /* |
05852448 | 127 | * Send and receive a verb - passed to exec_verb override for hdac_device |
aa2936f5 | 128 | */ |
05852448 TI |
129 | static int codec_exec_verb(struct hdac_device *dev, unsigned int cmd, |
130 | unsigned int flags, unsigned int *res) | |
aa2936f5 | 131 | { |
05852448 | 132 | struct hda_codec *codec = container_of(dev, struct hda_codec, core); |
aa2936f5 | 133 | struct hda_bus *bus = codec->bus; |
8dd78330 | 134 | int err; |
aa2936f5 | 135 | |
6430aeeb WF |
136 | if (cmd == ~0) |
137 | return -1; | |
138 | ||
8dd78330 | 139 | again: |
aa2936f5 | 140 | snd_hda_power_up(codec); |
d068ebc2 | 141 | mutex_lock(&bus->core.cmd_mutex); |
63e51fd7 TI |
142 | if (flags & HDA_RW_NO_RESPONSE_FALLBACK) |
143 | bus->no_response_fallback = 1; | |
d068ebc2 TI |
144 | err = snd_hdac_bus_exec_verb_unlocked(&bus->core, codec->core.addr, |
145 | cmd, res); | |
63e51fd7 | 146 | bus->no_response_fallback = 0; |
d068ebc2 | 147 | mutex_unlock(&bus->core.cmd_mutex); |
aa2936f5 | 148 | snd_hda_power_down(codec); |
d068ebc2 | 149 | if (!codec_in_pm(codec) && res && err < 0 && bus->rirb_error) { |
8dd78330 | 150 | if (bus->response_reset) { |
4e76a883 TI |
151 | codec_dbg(codec, |
152 | "resetting BUS due to fatal communication error\n"); | |
8dd78330 TI |
153 | bus->ops.bus_reset(bus); |
154 | } | |
155 | goto again; | |
156 | } | |
157 | /* clear reset-flag when the communication gets recovered */ | |
d846b174 | 158 | if (!err || codec_in_pm(codec)) |
8dd78330 | 159 | bus->response_reset = 0; |
aa2936f5 TI |
160 | return err; |
161 | } | |
162 | ||
1da177e4 LT |
163 | /** |
164 | * snd_hda_codec_read - send a command and get the response | |
165 | * @codec: the HDA codec | |
166 | * @nid: NID to send the command | |
e7ecc27e | 167 | * @flags: optional bit flags |
1da177e4 LT |
168 | * @verb: the verb to send |
169 | * @parm: the parameter for the verb | |
170 | * | |
171 | * Send a single command and read the corresponding response. | |
172 | * | |
173 | * Returns the obtained response value, or -1 for an error. | |
174 | */ | |
0ba21762 | 175 | unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, |
e7ecc27e | 176 | int flags, |
1da177e4 LT |
177 | unsigned int verb, unsigned int parm) |
178 | { | |
7639a06c | 179 | unsigned int cmd = snd_hdac_make_cmd(&codec->core, nid, verb, parm); |
aa2936f5 | 180 | unsigned int res; |
05852448 | 181 | if (snd_hdac_exec_verb(&codec->core, cmd, flags, &res)) |
9857edfd | 182 | return -1; |
1da177e4 LT |
183 | return res; |
184 | } | |
2698ea98 | 185 | EXPORT_SYMBOL_GPL(snd_hda_codec_read); |
1da177e4 LT |
186 | |
187 | /** | |
188 | * snd_hda_codec_write - send a single command without waiting for response | |
189 | * @codec: the HDA codec | |
190 | * @nid: NID to send the command | |
e7ecc27e | 191 | * @flags: optional bit flags |
1da177e4 LT |
192 | * @verb: the verb to send |
193 | * @parm: the parameter for the verb | |
194 | * | |
195 | * Send a single command without waiting for response. | |
196 | * | |
197 | * Returns 0 if successful, or a negative error code. | |
198 | */ | |
e7ecc27e TI |
199 | int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int flags, |
200 | unsigned int verb, unsigned int parm) | |
1da177e4 | 201 | { |
7639a06c | 202 | unsigned int cmd = snd_hdac_make_cmd(&codec->core, nid, verb, parm); |
05852448 | 203 | return snd_hdac_exec_verb(&codec->core, cmd, flags, NULL); |
1da177e4 | 204 | } |
2698ea98 | 205 | EXPORT_SYMBOL_GPL(snd_hda_codec_write); |
1da177e4 LT |
206 | |
207 | /** | |
208 | * snd_hda_sequence_write - sequence writes | |
209 | * @codec: the HDA codec | |
210 | * @seq: VERB array to send | |
211 | * | |
212 | * Send the commands sequentially from the given array. | |
213 | * The array must be terminated with NID=0. | |
214 | */ | |
215 | void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq) | |
216 | { | |
217 | for (; seq->nid; seq++) | |
218 | snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param); | |
219 | } | |
2698ea98 | 220 | EXPORT_SYMBOL_GPL(snd_hda_sequence_write); |
1da177e4 | 221 | |
ee8e765b TI |
222 | /* connection list element */ |
223 | struct hda_conn_list { | |
224 | struct list_head list; | |
225 | int len; | |
226 | hda_nid_t nid; | |
227 | hda_nid_t conns[0]; | |
228 | }; | |
229 | ||
b2f934a0 | 230 | /* look up the cached results */ |
ee8e765b TI |
231 | static struct hda_conn_list * |
232 | lookup_conn_list(struct hda_codec *codec, hda_nid_t nid) | |
b2f934a0 | 233 | { |
ee8e765b TI |
234 | struct hda_conn_list *p; |
235 | list_for_each_entry(p, &codec->conn_list, list) { | |
236 | if (p->nid == nid) | |
b2f934a0 | 237 | return p; |
b2f934a0 TI |
238 | } |
239 | return NULL; | |
240 | } | |
a12d3e1e | 241 | |
ee8e765b TI |
242 | static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, |
243 | const hda_nid_t *list) | |
244 | { | |
245 | struct hda_conn_list *p; | |
246 | ||
247 | p = kmalloc(sizeof(*p) + len * sizeof(hda_nid_t), GFP_KERNEL); | |
248 | if (!p) | |
249 | return -ENOMEM; | |
250 | p->len = len; | |
251 | p->nid = nid; | |
252 | memcpy(p->conns, list, len * sizeof(hda_nid_t)); | |
253 | list_add(&p->list, &codec->conn_list); | |
254 | return 0; | |
255 | } | |
256 | ||
257 | static void remove_conn_list(struct hda_codec *codec) | |
258 | { | |
259 | while (!list_empty(&codec->conn_list)) { | |
260 | struct hda_conn_list *p; | |
261 | p = list_first_entry(&codec->conn_list, typeof(*p), list); | |
262 | list_del(&p->list); | |
263 | kfree(p); | |
264 | } | |
265 | } | |
266 | ||
09cf03b8 TI |
267 | /* read the connection and add to the cache */ |
268 | static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid) | |
269 | { | |
4eea3091 TI |
270 | hda_nid_t list[32]; |
271 | hda_nid_t *result = list; | |
09cf03b8 TI |
272 | int len; |
273 | ||
274 | len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(list)); | |
4eea3091 TI |
275 | if (len == -ENOSPC) { |
276 | len = snd_hda_get_num_raw_conns(codec, nid); | |
277 | result = kmalloc(sizeof(hda_nid_t) * len, GFP_KERNEL); | |
278 | if (!result) | |
279 | return -ENOMEM; | |
280 | len = snd_hda_get_raw_connections(codec, nid, result, len); | |
281 | } | |
282 | if (len >= 0) | |
283 | len = snd_hda_override_conn_list(codec, nid, len, result); | |
284 | if (result != list) | |
285 | kfree(result); | |
286 | return len; | |
09cf03b8 TI |
287 | } |
288 | ||
ee8e765b TI |
289 | /** |
290 | * snd_hda_get_conn_list - get connection list | |
291 | * @codec: the HDA codec | |
292 | * @nid: NID to parse | |
ee8e765b TI |
293 | * @listp: the pointer to store NID list |
294 | * | |
295 | * Parses the connection list of the given widget and stores the pointer | |
296 | * to the list of NIDs. | |
297 | * | |
298 | * Returns the number of connections, or a negative error code. | |
299 | * | |
300 | * Note that the returned pointer isn't protected against the list | |
301 | * modification. If snd_hda_override_conn_list() might be called | |
302 | * concurrently, protect with a mutex appropriately. | |
303 | */ | |
304 | int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid, | |
305 | const hda_nid_t **listp) | |
306 | { | |
307 | bool added = false; | |
308 | ||
309 | for (;;) { | |
310 | int err; | |
311 | const struct hda_conn_list *p; | |
312 | ||
313 | /* if the connection-list is already cached, read it */ | |
314 | p = lookup_conn_list(codec, nid); | |
315 | if (p) { | |
316 | if (listp) | |
317 | *listp = p->conns; | |
318 | return p->len; | |
319 | } | |
320 | if (snd_BUG_ON(added)) | |
321 | return -EINVAL; | |
322 | ||
323 | err = read_and_add_raw_conns(codec, nid); | |
324 | if (err < 0) | |
325 | return err; | |
326 | added = true; | |
327 | } | |
328 | } | |
2698ea98 | 329 | EXPORT_SYMBOL_GPL(snd_hda_get_conn_list); |
ee8e765b | 330 | |
1da177e4 | 331 | /** |
09cf03b8 | 332 | * snd_hda_get_connections - copy connection list |
1da177e4 LT |
333 | * @codec: the HDA codec |
334 | * @nid: NID to parse | |
09cf03b8 TI |
335 | * @conn_list: connection list array; when NULL, checks only the size |
336 | * @max_conns: max. number of connections to store | |
1da177e4 LT |
337 | * |
338 | * Parses the connection list of the given widget and stores the list | |
339 | * of NIDs. | |
340 | * | |
341 | * Returns the number of connections, or a negative error code. | |
342 | */ | |
09cf03b8 TI |
343 | int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, |
344 | hda_nid_t *conn_list, int max_conns) | |
a12d3e1e | 345 | { |
ee8e765b TI |
346 | const hda_nid_t *list; |
347 | int len = snd_hda_get_conn_list(codec, nid, &list); | |
a12d3e1e | 348 | |
ee8e765b TI |
349 | if (len > 0 && conn_list) { |
350 | if (len > max_conns) { | |
4e76a883 | 351 | codec_err(codec, "Too many connections %d for NID 0x%x\n", |
09cf03b8 | 352 | len, nid); |
09cf03b8 TI |
353 | return -EINVAL; |
354 | } | |
ee8e765b | 355 | memcpy(conn_list, list, len * sizeof(hda_nid_t)); |
a12d3e1e TI |
356 | } |
357 | ||
ee8e765b | 358 | return len; |
a12d3e1e | 359 | } |
2698ea98 | 360 | EXPORT_SYMBOL_GPL(snd_hda_get_connections); |
a12d3e1e | 361 | |
b2f934a0 TI |
362 | /** |
363 | * snd_hda_override_conn_list - add/modify the connection-list to cache | |
364 | * @codec: the HDA codec | |
365 | * @nid: NID to parse | |
366 | * @len: number of connection list entries | |
367 | * @list: the list of connection entries | |
368 | * | |
369 | * Add or modify the given connection-list to the cache. If the corresponding | |
370 | * cache already exists, invalidate it and append a new one. | |
371 | * | |
372 | * Returns zero or a negative error code. | |
373 | */ | |
374 | int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, | |
375 | const hda_nid_t *list) | |
376 | { | |
ee8e765b | 377 | struct hda_conn_list *p; |
b2f934a0 | 378 | |
ee8e765b TI |
379 | p = lookup_conn_list(codec, nid); |
380 | if (p) { | |
381 | list_del(&p->list); | |
382 | kfree(p); | |
383 | } | |
b2f934a0 | 384 | |
ee8e765b | 385 | return add_conn_list(codec, nid, len, list); |
b2f934a0 | 386 | } |
2698ea98 | 387 | EXPORT_SYMBOL_GPL(snd_hda_override_conn_list); |
b2f934a0 | 388 | |
8d087c76 TI |
389 | /** |
390 | * snd_hda_get_conn_index - get the connection index of the given NID | |
391 | * @codec: the HDA codec | |
392 | * @mux: NID containing the list | |
393 | * @nid: NID to select | |
394 | * @recursive: 1 when searching NID recursively, otherwise 0 | |
395 | * | |
396 | * Parses the connection list of the widget @mux and checks whether the | |
397 | * widget @nid is present. If it is, return the connection index. | |
398 | * Otherwise it returns -1. | |
399 | */ | |
400 | int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux, | |
401 | hda_nid_t nid, int recursive) | |
a12d3e1e | 402 | { |
ee8e765b | 403 | const hda_nid_t *conn; |
8d087c76 TI |
404 | int i, nums; |
405 | ||
ee8e765b | 406 | nums = snd_hda_get_conn_list(codec, mux, &conn); |
8d087c76 TI |
407 | for (i = 0; i < nums; i++) |
408 | if (conn[i] == nid) | |
409 | return i; | |
410 | if (!recursive) | |
411 | return -1; | |
d94ddd85 | 412 | if (recursive > 10) { |
4e76a883 | 413 | codec_dbg(codec, "too deep connection for 0x%x\n", nid); |
8d087c76 | 414 | return -1; |
a12d3e1e | 415 | } |
8d087c76 | 416 | recursive++; |
99e14c9d TI |
417 | for (i = 0; i < nums; i++) { |
418 | unsigned int type = get_wcaps_type(get_wcaps(codec, conn[i])); | |
419 | if (type == AC_WID_PIN || type == AC_WID_AUD_OUT) | |
420 | continue; | |
8d087c76 TI |
421 | if (snd_hda_get_conn_index(codec, conn[i], nid, recursive) >= 0) |
422 | return i; | |
99e14c9d | 423 | } |
8d087c76 | 424 | return -1; |
a12d3e1e | 425 | } |
2698ea98 | 426 | EXPORT_SYMBOL_GPL(snd_hda_get_conn_index); |
1da177e4 | 427 | |
f1aa0684 ML |
428 | |
429 | /* return DEVLIST_LEN parameter of the given widget */ | |
430 | static unsigned int get_num_devices(struct hda_codec *codec, hda_nid_t nid) | |
431 | { | |
432 | unsigned int wcaps = get_wcaps(codec, nid); | |
433 | unsigned int parm; | |
434 | ||
435 | if (!codec->dp_mst || !(wcaps & AC_WCAP_DIGITAL) || | |
436 | get_wcaps_type(wcaps) != AC_WID_PIN) | |
437 | return 0; | |
438 | ||
439 | parm = snd_hda_param_read(codec, nid, AC_PAR_DEVLIST_LEN); | |
440 | if (parm == -1 && codec->bus->rirb_error) | |
441 | parm = 0; | |
442 | return parm & AC_DEV_LIST_LEN_MASK; | |
443 | } | |
444 | ||
445 | /** | |
446 | * snd_hda_get_devices - copy device list without cache | |
447 | * @codec: the HDA codec | |
448 | * @nid: NID of the pin to parse | |
449 | * @dev_list: device list array | |
450 | * @max_devices: max. number of devices to store | |
451 | * | |
452 | * Copy the device list. This info is dynamic and so not cached. | |
453 | * Currently called only from hda_proc.c, so not exported. | |
454 | */ | |
455 | int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid, | |
456 | u8 *dev_list, int max_devices) | |
457 | { | |
458 | unsigned int parm; | |
459 | int i, dev_len, devices; | |
460 | ||
461 | parm = get_num_devices(codec, nid); | |
462 | if (!parm) /* not multi-stream capable */ | |
463 | return 0; | |
464 | ||
465 | dev_len = parm + 1; | |
466 | dev_len = dev_len < max_devices ? dev_len : max_devices; | |
467 | ||
468 | devices = 0; | |
469 | while (devices < dev_len) { | |
470 | parm = snd_hda_codec_read(codec, nid, 0, | |
471 | AC_VERB_GET_DEVICE_LIST, devices); | |
472 | if (parm == -1 && codec->bus->rirb_error) | |
473 | break; | |
474 | ||
475 | for (i = 0; i < 8; i++) { | |
476 | dev_list[devices] = (u8)parm; | |
477 | parm >>= 4; | |
478 | devices++; | |
479 | if (devices >= dev_len) | |
480 | break; | |
481 | } | |
482 | } | |
483 | return devices; | |
484 | } | |
485 | ||
1da177e4 LT |
486 | /* |
487 | * destructor | |
488 | */ | |
2565c899 | 489 | static void snd_hda_bus_free(struct hda_bus *bus) |
1da177e4 | 490 | { |
0ba21762 | 491 | if (!bus) |
2565c899 | 492 | return; |
1da177e4 LT |
493 | if (bus->ops.private_free) |
494 | bus->ops.private_free(bus); | |
d068ebc2 | 495 | snd_hdac_bus_exit(&bus->core); |
1da177e4 | 496 | kfree(bus); |
1da177e4 LT |
497 | } |
498 | ||
c8b6bf9b | 499 | static int snd_hda_bus_dev_free(struct snd_device *device) |
2565c899 TI |
500 | { |
501 | snd_hda_bus_free(device->device_data); | |
502 | return 0; | |
503 | } | |
504 | ||
505 | static int snd_hda_bus_dev_disconnect(struct snd_device *device) | |
1da177e4 LT |
506 | { |
507 | struct hda_bus *bus = device->device_data; | |
b94d3539 | 508 | bus->shutdown = 1; |
2565c899 | 509 | return 0; |
1da177e4 LT |
510 | } |
511 | ||
d068ebc2 TI |
512 | /* hdac_bus_ops translations */ |
513 | static int _hda_bus_command(struct hdac_bus *_bus, unsigned int cmd) | |
514 | { | |
515 | struct hda_bus *bus = container_of(_bus, struct hda_bus, core); | |
516 | return bus->ops.command(bus, cmd); | |
517 | } | |
518 | ||
519 | static int _hda_bus_get_response(struct hdac_bus *_bus, unsigned int addr, | |
520 | unsigned int *res) | |
521 | { | |
522 | struct hda_bus *bus = container_of(_bus, struct hda_bus, core); | |
523 | *res = bus->ops.get_response(bus, addr); | |
524 | return bus->rirb_error ? -EIO : 0; | |
525 | } | |
526 | ||
527 | static const struct hdac_bus_ops bus_ops = { | |
528 | .command = _hda_bus_command, | |
529 | .get_response = _hda_bus_get_response, | |
530 | }; | |
531 | ||
1da177e4 LT |
532 | /** |
533 | * snd_hda_bus_new - create a HDA bus | |
534 | * @card: the card entry | |
1da177e4 LT |
535 | * @busp: the pointer to store the created bus instance |
536 | * | |
537 | * Returns 0 if successful, or a negative error code. | |
538 | */ | |
6a0f56a7 | 539 | int snd_hda_bus_new(struct snd_card *card, |
ef744978 | 540 | struct hda_bus **busp) |
1da177e4 LT |
541 | { |
542 | struct hda_bus *bus; | |
543 | int err; | |
c8b6bf9b | 544 | static struct snd_device_ops dev_ops = { |
2565c899 | 545 | .dev_disconnect = snd_hda_bus_dev_disconnect, |
1da177e4 LT |
546 | .dev_free = snd_hda_bus_dev_free, |
547 | }; | |
548 | ||
1da177e4 LT |
549 | if (busp) |
550 | *busp = NULL; | |
551 | ||
e560d8d8 | 552 | bus = kzalloc(sizeof(*bus), GFP_KERNEL); |
f4de8fe6 | 553 | if (!bus) |
1da177e4 | 554 | return -ENOMEM; |
1da177e4 | 555 | |
d068ebc2 TI |
556 | err = snd_hdac_bus_init(&bus->core, card->dev, &bus_ops); |
557 | if (err < 0) { | |
558 | kfree(bus); | |
559 | return err; | |
560 | } | |
561 | ||
1da177e4 | 562 | bus->card = card; |
3f50ac6a | 563 | mutex_init(&bus->prepare_mutex); |
1da177e4 | 564 | |
0ba21762 TI |
565 | err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops); |
566 | if (err < 0) { | |
1da177e4 LT |
567 | snd_hda_bus_free(bus); |
568 | return err; | |
569 | } | |
570 | if (busp) | |
571 | *busp = bus; | |
572 | return 0; | |
573 | } | |
2698ea98 | 574 | EXPORT_SYMBOL_GPL(snd_hda_bus_new); |
1da177e4 | 575 | |
54d17403 TI |
576 | /* |
577 | * read widget caps for each widget and store in cache | |
578 | */ | |
579 | static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node) | |
580 | { | |
581 | int i; | |
582 | hda_nid_t nid; | |
583 | ||
7639a06c | 584 | codec->wcaps = kmalloc(codec->core.num_nodes * 4, GFP_KERNEL); |
0ba21762 | 585 | if (!codec->wcaps) |
54d17403 | 586 | return -ENOMEM; |
7639a06c TI |
587 | nid = codec->core.start_nid; |
588 | for (i = 0; i < codec->core.num_nodes; i++, nid++) | |
9ba17b4d TI |
589 | codec->wcaps[i] = snd_hdac_read_parm_uncached(&codec->core, |
590 | nid, AC_PAR_AUDIO_WIDGET_CAP); | |
54d17403 TI |
591 | return 0; |
592 | } | |
593 | ||
3be14149 TI |
594 | /* read all pin default configurations and save codec->init_pins */ |
595 | static int read_pin_defaults(struct hda_codec *codec) | |
596 | { | |
7639a06c | 597 | hda_nid_t nid; |
3be14149 | 598 | |
7639a06c | 599 | for_each_hda_codec_node(nid, codec) { |
3be14149 TI |
600 | struct hda_pincfg *pin; |
601 | unsigned int wcaps = get_wcaps(codec, nid); | |
a22d543a | 602 | unsigned int wid_type = get_wcaps_type(wcaps); |
3be14149 TI |
603 | if (wid_type != AC_WID_PIN) |
604 | continue; | |
605 | pin = snd_array_new(&codec->init_pins); | |
606 | if (!pin) | |
607 | return -ENOMEM; | |
608 | pin->nid = nid; | |
609 | pin->cfg = snd_hda_codec_read(codec, nid, 0, | |
610 | AC_VERB_GET_CONFIG_DEFAULT, 0); | |
ac0547dc TI |
611 | pin->ctrl = snd_hda_codec_read(codec, nid, 0, |
612 | AC_VERB_GET_PIN_WIDGET_CONTROL, | |
613 | 0); | |
3be14149 TI |
614 | } |
615 | return 0; | |
616 | } | |
617 | ||
618 | /* look up the given pin config list and return the item matching with NID */ | |
619 | static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec, | |
620 | struct snd_array *array, | |
621 | hda_nid_t nid) | |
622 | { | |
623 | int i; | |
624 | for (i = 0; i < array->used; i++) { | |
625 | struct hda_pincfg *pin = snd_array_elem(array, i); | |
626 | if (pin->nid == nid) | |
627 | return pin; | |
628 | } | |
629 | return NULL; | |
630 | } | |
631 | ||
3be14149 TI |
632 | /* set the current pin config value for the given NID. |
633 | * the value is cached, and read via snd_hda_codec_get_pincfg() | |
634 | */ | |
635 | int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, | |
636 | hda_nid_t nid, unsigned int cfg) | |
637 | { | |
638 | struct hda_pincfg *pin; | |
639 | ||
d5657ec9 TI |
640 | /* the check below may be invalid when pins are added by a fixup |
641 | * dynamically (e.g. via snd_hda_codec_update_widgets()), so disabled | |
642 | * for now | |
643 | */ | |
644 | /* | |
b82855a0 TI |
645 | if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN) |
646 | return -EINVAL; | |
d5657ec9 | 647 | */ |
b82855a0 | 648 | |
3be14149 TI |
649 | pin = look_up_pincfg(codec, list, nid); |
650 | if (!pin) { | |
651 | pin = snd_array_new(list); | |
652 | if (!pin) | |
653 | return -ENOMEM; | |
654 | pin->nid = nid; | |
655 | } | |
656 | pin->cfg = cfg; | |
3be14149 TI |
657 | return 0; |
658 | } | |
659 | ||
d5191e50 TI |
660 | /** |
661 | * snd_hda_codec_set_pincfg - Override a pin default configuration | |
662 | * @codec: the HDA codec | |
663 | * @nid: NID to set the pin config | |
664 | * @cfg: the pin default config value | |
665 | * | |
666 | * Override a pin default configuration value in the cache. | |
667 | * This value can be read by snd_hda_codec_get_pincfg() in a higher | |
668 | * priority than the real hardware value. | |
669 | */ | |
3be14149 TI |
670 | int snd_hda_codec_set_pincfg(struct hda_codec *codec, |
671 | hda_nid_t nid, unsigned int cfg) | |
672 | { | |
346ff70f | 673 | return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg); |
3be14149 | 674 | } |
2698ea98 | 675 | EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg); |
3be14149 | 676 | |
d5191e50 TI |
677 | /** |
678 | * snd_hda_codec_get_pincfg - Obtain a pin-default configuration | |
679 | * @codec: the HDA codec | |
680 | * @nid: NID to get the pin config | |
681 | * | |
682 | * Get the current pin config value of the given pin NID. | |
683 | * If the pincfg value is cached or overridden via sysfs or driver, | |
684 | * returns the cached value. | |
685 | */ | |
3be14149 TI |
686 | unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) |
687 | { | |
688 | struct hda_pincfg *pin; | |
689 | ||
648a8d27 | 690 | #ifdef CONFIG_SND_HDA_RECONFIG |
09b70e85 TI |
691 | { |
692 | unsigned int cfg = 0; | |
693 | mutex_lock(&codec->user_mutex); | |
694 | pin = look_up_pincfg(codec, &codec->user_pins, nid); | |
695 | if (pin) | |
696 | cfg = pin->cfg; | |
697 | mutex_unlock(&codec->user_mutex); | |
698 | if (cfg) | |
699 | return cfg; | |
700 | } | |
3be14149 | 701 | #endif |
5e7b8e0d TI |
702 | pin = look_up_pincfg(codec, &codec->driver_pins, nid); |
703 | if (pin) | |
704 | return pin->cfg; | |
3be14149 TI |
705 | pin = look_up_pincfg(codec, &codec->init_pins, nid); |
706 | if (pin) | |
707 | return pin->cfg; | |
708 | return 0; | |
709 | } | |
2698ea98 | 710 | EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg); |
3be14149 | 711 | |
95a962c3 TI |
712 | /** |
713 | * snd_hda_codec_set_pin_target - remember the current pinctl target value | |
714 | * @codec: the HDA codec | |
715 | * @nid: pin NID | |
716 | * @val: assigned pinctl value | |
717 | * | |
718 | * This function stores the given value to a pinctl target value in the | |
719 | * pincfg table. This isn't always as same as the actually written value | |
720 | * but can be referred at any time via snd_hda_codec_get_pin_target(). | |
721 | */ | |
d7fdc00a TI |
722 | int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, |
723 | unsigned int val) | |
724 | { | |
725 | struct hda_pincfg *pin; | |
726 | ||
727 | pin = look_up_pincfg(codec, &codec->init_pins, nid); | |
728 | if (!pin) | |
729 | return -EINVAL; | |
730 | pin->target = val; | |
731 | return 0; | |
732 | } | |
2698ea98 | 733 | EXPORT_SYMBOL_GPL(snd_hda_codec_set_pin_target); |
d7fdc00a | 734 | |
95a962c3 TI |
735 | /** |
736 | * snd_hda_codec_get_pin_target - return the current pinctl target value | |
737 | * @codec: the HDA codec | |
738 | * @nid: pin NID | |
739 | */ | |
d7fdc00a TI |
740 | int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid) |
741 | { | |
742 | struct hda_pincfg *pin; | |
743 | ||
744 | pin = look_up_pincfg(codec, &codec->init_pins, nid); | |
745 | if (!pin) | |
746 | return 0; | |
747 | return pin->target; | |
748 | } | |
2698ea98 | 749 | EXPORT_SYMBOL_GPL(snd_hda_codec_get_pin_target); |
d7fdc00a | 750 | |
92ee6162 TI |
751 | /** |
752 | * snd_hda_shutup_pins - Shut up all pins | |
753 | * @codec: the HDA codec | |
754 | * | |
755 | * Clear all pin controls to shup up before suspend for avoiding click noise. | |
756 | * The controls aren't cached so that they can be resumed properly. | |
757 | */ | |
758 | void snd_hda_shutup_pins(struct hda_codec *codec) | |
759 | { | |
760 | int i; | |
ac0547dc TI |
761 | /* don't shut up pins when unloading the driver; otherwise it breaks |
762 | * the default pin setup at the next load of the driver | |
763 | */ | |
764 | if (codec->bus->shutdown) | |
765 | return; | |
92ee6162 TI |
766 | for (i = 0; i < codec->init_pins.used; i++) { |
767 | struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); | |
768 | /* use read here for syncing after issuing each verb */ | |
769 | snd_hda_codec_read(codec, pin->nid, 0, | |
770 | AC_VERB_SET_PIN_WIDGET_CONTROL, 0); | |
771 | } | |
ac0547dc | 772 | codec->pins_shutup = 1; |
92ee6162 | 773 | } |
2698ea98 | 774 | EXPORT_SYMBOL_GPL(snd_hda_shutup_pins); |
92ee6162 | 775 | |
2a43952a | 776 | #ifdef CONFIG_PM |
ac0547dc TI |
777 | /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */ |
778 | static void restore_shutup_pins(struct hda_codec *codec) | |
779 | { | |
780 | int i; | |
781 | if (!codec->pins_shutup) | |
782 | return; | |
783 | if (codec->bus->shutdown) | |
784 | return; | |
785 | for (i = 0; i < codec->init_pins.used; i++) { | |
786 | struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); | |
787 | snd_hda_codec_write(codec, pin->nid, 0, | |
788 | AC_VERB_SET_PIN_WIDGET_CONTROL, | |
789 | pin->ctrl); | |
790 | } | |
791 | codec->pins_shutup = 0; | |
792 | } | |
1c7276cf | 793 | #endif |
ac0547dc | 794 | |
26a6cb6c DH |
795 | static void hda_jackpoll_work(struct work_struct *work) |
796 | { | |
797 | struct hda_codec *codec = | |
798 | container_of(work, struct hda_codec, jackpoll_work.work); | |
26a6cb6c DH |
799 | |
800 | snd_hda_jack_set_dirty_all(codec); | |
801 | snd_hda_jack_poll_all(codec); | |
18e60627 WX |
802 | |
803 | if (!codec->jackpoll_interval) | |
804 | return; | |
805 | ||
2f35c630 TI |
806 | schedule_delayed_work(&codec->jackpoll_work, |
807 | codec->jackpoll_interval); | |
26a6cb6c DH |
808 | } |
809 | ||
01751f54 TI |
810 | static void init_hda_cache(struct hda_cache_rec *cache, |
811 | unsigned int record_size); | |
1fcaee6e | 812 | static void free_hda_cache(struct hda_cache_rec *cache); |
01751f54 | 813 | |
3fdf1469 TI |
814 | /* release all pincfg lists */ |
815 | static void free_init_pincfgs(struct hda_codec *codec) | |
3be14149 | 816 | { |
346ff70f | 817 | snd_array_free(&codec->driver_pins); |
648a8d27 | 818 | #ifdef CONFIG_SND_HDA_RECONFIG |
346ff70f | 819 | snd_array_free(&codec->user_pins); |
3be14149 | 820 | #endif |
3be14149 TI |
821 | snd_array_free(&codec->init_pins); |
822 | } | |
823 | ||
eb541337 TI |
824 | /* |
825 | * audio-converter setup caches | |
826 | */ | |
827 | struct hda_cvt_setup { | |
828 | hda_nid_t nid; | |
829 | u8 stream_tag; | |
830 | u8 channel_id; | |
831 | u16 format_id; | |
832 | unsigned char active; /* cvt is currently used */ | |
833 | unsigned char dirty; /* setups should be cleared */ | |
834 | }; | |
835 | ||
836 | /* get or create a cache entry for the given audio converter NID */ | |
837 | static struct hda_cvt_setup * | |
838 | get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid) | |
839 | { | |
840 | struct hda_cvt_setup *p; | |
841 | int i; | |
842 | ||
843 | for (i = 0; i < codec->cvt_setups.used; i++) { | |
844 | p = snd_array_elem(&codec->cvt_setups, i); | |
845 | if (p->nid == nid) | |
846 | return p; | |
847 | } | |
848 | p = snd_array_new(&codec->cvt_setups); | |
849 | if (p) | |
850 | p->nid = nid; | |
851 | return p; | |
852 | } | |
853 | ||
bbbc7e85 TI |
854 | /* |
855 | * PCM device | |
856 | */ | |
857 | static void release_pcm(struct kref *kref) | |
858 | { | |
859 | struct hda_pcm *pcm = container_of(kref, struct hda_pcm, kref); | |
860 | ||
861 | if (pcm->pcm) | |
862 | snd_device_free(pcm->codec->card, pcm->pcm); | |
863 | clear_bit(pcm->device, pcm->codec->bus->pcm_dev_bits); | |
864 | kfree(pcm->name); | |
865 | kfree(pcm); | |
866 | } | |
867 | ||
868 | void snd_hda_codec_pcm_put(struct hda_pcm *pcm) | |
869 | { | |
870 | kref_put(&pcm->kref, release_pcm); | |
871 | } | |
872 | EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_put); | |
873 | ||
874 | struct hda_pcm *snd_hda_codec_pcm_new(struct hda_codec *codec, | |
875 | const char *fmt, ...) | |
876 | { | |
877 | struct hda_pcm *pcm; | |
878 | va_list args; | |
879 | ||
880 | va_start(args, fmt); | |
881 | pcm = kzalloc(sizeof(*pcm), GFP_KERNEL); | |
882 | if (!pcm) | |
883 | return NULL; | |
884 | ||
885 | pcm->codec = codec; | |
886 | kref_init(&pcm->kref); | |
887 | pcm->name = kvasprintf(GFP_KERNEL, fmt, args); | |
888 | if (!pcm->name) { | |
889 | kfree(pcm); | |
890 | return NULL; | |
891 | } | |
892 | ||
893 | list_add_tail(&pcm->list, &codec->pcm_list_head); | |
894 | return pcm; | |
895 | } | |
896 | EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_new); | |
897 | ||
9a6246ff TI |
898 | /* |
899 | * codec destructor | |
900 | */ | |
bbbc7e85 TI |
901 | static void codec_release_pcms(struct hda_codec *codec) |
902 | { | |
903 | struct hda_pcm *pcm, *n; | |
904 | ||
905 | list_for_each_entry_safe(pcm, n, &codec->pcm_list_head, list) { | |
906 | list_del_init(&pcm->list); | |
9a6246ff TI |
907 | if (pcm->pcm) |
908 | snd_device_disconnect(codec->card, pcm->pcm); | |
bbbc7e85 TI |
909 | snd_hda_codec_pcm_put(pcm); |
910 | } | |
911 | } | |
912 | ||
9a6246ff TI |
913 | void snd_hda_codec_cleanup_for_unbind(struct hda_codec *codec) |
914 | { | |
c4c2533f TI |
915 | if (codec->registered) { |
916 | /* pm_runtime_put() is called in snd_hdac_device_exit() */ | |
917 | pm_runtime_get_noresume(hda_codec_dev(codec)); | |
918 | pm_runtime_disable(hda_codec_dev(codec)); | |
919 | codec->registered = 0; | |
920 | } | |
921 | ||
9a6246ff | 922 | cancel_delayed_work_sync(&codec->jackpoll_work); |
9a6246ff TI |
923 | if (!codec->in_freeing) |
924 | snd_hda_ctls_clear(codec); | |
925 | codec_release_pcms(codec); | |
926 | snd_hda_detach_beep_device(codec); | |
927 | memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); | |
928 | snd_hda_jack_tbl_clear(codec); | |
929 | codec->proc_widget_hook = NULL; | |
930 | codec->spec = NULL; | |
931 | ||
932 | free_hda_cache(&codec->amp_cache); | |
933 | free_hda_cache(&codec->cmd_cache); | |
934 | init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); | |
935 | init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); | |
936 | ||
937 | /* free only driver_pins so that init_pins + user_pins are restored */ | |
938 | snd_array_free(&codec->driver_pins); | |
939 | snd_array_free(&codec->cvt_setups); | |
940 | snd_array_free(&codec->spdif_out); | |
941 | snd_array_free(&codec->verbs); | |
942 | codec->preset = NULL; | |
943 | codec->slave_dig_outs = NULL; | |
944 | codec->spdif_status_reset = 0; | |
945 | snd_array_free(&codec->mixers); | |
946 | snd_array_free(&codec->nids); | |
947 | remove_conn_list(codec); | |
4d75faa0 | 948 | snd_hdac_regmap_exit(&codec->core); |
9a6246ff TI |
949 | } |
950 | ||
d819387e | 951 | static unsigned int hda_set_power_state(struct hda_codec *codec, |
bb6ac72f TI |
952 | unsigned int power_state); |
953 | ||
c4c2533f TI |
954 | /* also called from hda_bind.c */ |
955 | void snd_hda_codec_register(struct hda_codec *codec) | |
13aeaf68 | 956 | { |
c4c2533f TI |
957 | if (codec->registered) |
958 | return; | |
959 | if (device_is_registered(hda_codec_dev(codec))) { | |
960 | snd_hda_register_beep_device(codec); | |
cc72da7d | 961 | pm_runtime_enable(hda_codec_dev(codec)); |
c4c2533f TI |
962 | /* it was powered up in snd_hda_codec_new(), now all done */ |
963 | snd_hda_power_down(codec); | |
964 | codec->registered = 1; | |
965 | } | |
966 | } | |
967 | ||
968 | static int snd_hda_codec_dev_register(struct snd_device *device) | |
969 | { | |
970 | snd_hda_codec_register(device->device_data); | |
d604b399 | 971 | return 0; |
13aeaf68 TI |
972 | } |
973 | ||
974 | static int snd_hda_codec_dev_disconnect(struct snd_device *device) | |
975 | { | |
976 | struct hda_codec *codec = device->device_data; | |
977 | ||
d604b399 | 978 | snd_hda_detach_beep_device(codec); |
13aeaf68 TI |
979 | return 0; |
980 | } | |
981 | ||
2565c899 TI |
982 | static int snd_hda_codec_dev_free(struct snd_device *device) |
983 | { | |
d56db741 TI |
984 | struct hda_codec *codec = device->device_data; |
985 | ||
986 | codec->in_freeing = 1; | |
3256be65 | 987 | snd_hdac_device_unregister(&codec->core); |
d56db741 | 988 | put_device(hda_codec_dev(codec)); |
2565c899 TI |
989 | return 0; |
990 | } | |
991 | ||
13aeaf68 TI |
992 | static void snd_hda_codec_dev_release(struct device *dev) |
993 | { | |
d56db741 TI |
994 | struct hda_codec *codec = dev_to_hda_codec(dev); |
995 | ||
996 | free_init_pincfgs(codec); | |
7639a06c | 997 | snd_hdac_device_exit(&codec->core); |
d56db741 TI |
998 | snd_hda_sysfs_clear(codec); |
999 | free_hda_cache(&codec->amp_cache); | |
1000 | free_hda_cache(&codec->cmd_cache); | |
d56db741 TI |
1001 | kfree(codec->modelname); |
1002 | kfree(codec->wcaps); | |
d56db741 | 1003 | kfree(codec); |
13aeaf68 TI |
1004 | } |
1005 | ||
1da177e4 LT |
1006 | /** |
1007 | * snd_hda_codec_new - create a HDA codec | |
1008 | * @bus: the bus to assign | |
1009 | * @codec_addr: the codec address | |
1010 | * @codecp: the pointer to store the generated codec | |
1011 | * | |
1012 | * Returns 0 if successful, or a negative error code. | |
1013 | */ | |
6efdd851 TI |
1014 | int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card, |
1015 | unsigned int codec_addr, struct hda_codec **codecp) | |
1da177e4 LT |
1016 | { |
1017 | struct hda_codec *codec; | |
ba443687 | 1018 | char component[31]; |
d819387e | 1019 | hda_nid_t fg; |
1da177e4 | 1020 | int err; |
2565c899 | 1021 | static struct snd_device_ops dev_ops = { |
13aeaf68 TI |
1022 | .dev_register = snd_hda_codec_dev_register, |
1023 | .dev_disconnect = snd_hda_codec_dev_disconnect, | |
2565c899 TI |
1024 | .dev_free = snd_hda_codec_dev_free, |
1025 | }; | |
1da177e4 | 1026 | |
da3cec35 TI |
1027 | if (snd_BUG_ON(!bus)) |
1028 | return -EINVAL; | |
1029 | if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS)) | |
1030 | return -EINVAL; | |
1da177e4 | 1031 | |
e560d8d8 | 1032 | codec = kzalloc(sizeof(*codec), GFP_KERNEL); |
f4de8fe6 | 1033 | if (!codec) |
1da177e4 | 1034 | return -ENOMEM; |
1da177e4 | 1035 | |
7639a06c TI |
1036 | sprintf(component, "hdaudioC%dD%d", card->number, codec_addr); |
1037 | err = snd_hdac_device_init(&codec->core, &bus->core, component, | |
1038 | codec_addr); | |
1039 | if (err < 0) { | |
1040 | kfree(codec); | |
1041 | return err; | |
1042 | } | |
d068ebc2 | 1043 | |
7639a06c TI |
1044 | codec->core.dev.release = snd_hda_codec_dev_release; |
1045 | codec->core.type = HDA_DEV_LEGACY; | |
05852448 | 1046 | codec->core.exec_verb = codec_exec_verb; |
13aeaf68 | 1047 | |
1da177e4 | 1048 | codec->bus = bus; |
6efdd851 | 1049 | codec->card = card; |
1da177e4 | 1050 | codec->addr = codec_addr; |
62932df8 | 1051 | mutex_init(&codec->spdif_mutex); |
5a9e02e9 | 1052 | mutex_init(&codec->control_mutex); |
c3b6bcc2 | 1053 | mutex_init(&codec->hash_mutex); |
01751f54 | 1054 | init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); |
b3ac5636 | 1055 | init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); |
5b0cb1d8 JK |
1056 | snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32); |
1057 | snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32); | |
3be14149 | 1058 | snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16); |
346ff70f | 1059 | snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16); |
eb541337 | 1060 | snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8); |
7c935976 | 1061 | snd_array_init(&codec->spdif_out, sizeof(struct hda_spdif_out), 16); |
361dab3e | 1062 | snd_array_init(&codec->jacktbl, sizeof(struct hda_jack_tbl), 16); |
c9ce6b26 | 1063 | snd_array_init(&codec->verbs, sizeof(struct hda_verb *), 8); |
ee8e765b | 1064 | INIT_LIST_HEAD(&codec->conn_list); |
bbbc7e85 | 1065 | INIT_LIST_HEAD(&codec->pcm_list_head); |
ee8e765b | 1066 | |
26a6cb6c | 1067 | INIT_DELAYED_WORK(&codec->jackpoll_work, hda_jackpoll_work); |
7f132927 | 1068 | codec->depop_delay = -1; |
f5662e1c | 1069 | codec->fixup_id = HDA_FIXUP_ID_NOT_SET; |
1da177e4 | 1070 | |
83012a7c | 1071 | #ifdef CONFIG_PM |
cc72da7d | 1072 | codec->power_jiffies = jiffies; |
cb53c626 TI |
1073 | #endif |
1074 | ||
648a8d27 TI |
1075 | snd_hda_sysfs_init(codec); |
1076 | ||
c382a9f0 TI |
1077 | if (codec->bus->modelname) { |
1078 | codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL); | |
1079 | if (!codec->modelname) { | |
13aeaf68 TI |
1080 | err = -ENODEV; |
1081 | goto error; | |
c382a9f0 TI |
1082 | } |
1083 | } | |
1084 | ||
7639a06c | 1085 | fg = codec->core.afg ? codec->core.afg : codec->core.mfg; |
d819387e | 1086 | err = read_widget_caps(codec, fg); |
f4de8fe6 | 1087 | if (err < 0) |
3be14149 | 1088 | goto error; |
3be14149 TI |
1089 | err = read_pin_defaults(codec); |
1090 | if (err < 0) | |
1091 | goto error; | |
54d17403 | 1092 | |
bb6ac72f | 1093 | /* power-up all before initialization */ |
d819387e | 1094 | hda_set_power_state(codec, AC_PWRST_D0); |
bb6ac72f | 1095 | |
6c1f45ea TI |
1096 | snd_hda_codec_proc_new(codec); |
1097 | ||
6c1f45ea | 1098 | snd_hda_create_hwdep(codec); |
6c1f45ea | 1099 | |
7639a06c TI |
1100 | sprintf(component, "HDA:%08x,%08x,%08x", codec->core.vendor_id, |
1101 | codec->core.subsystem_id, codec->core.revision_id); | |
6efdd851 | 1102 | snd_component_add(card, component); |
6c1f45ea | 1103 | |
6efdd851 | 1104 | err = snd_device_new(card, SNDRV_DEV_CODEC, codec, &dev_ops); |
2565c899 TI |
1105 | if (err < 0) |
1106 | goto error; | |
1107 | ||
6c1f45ea TI |
1108 | if (codecp) |
1109 | *codecp = codec; | |
1110 | return 0; | |
3be14149 TI |
1111 | |
1112 | error: | |
d56db741 | 1113 | put_device(hda_codec_dev(codec)); |
3be14149 | 1114 | return err; |
6c1f45ea | 1115 | } |
2698ea98 | 1116 | EXPORT_SYMBOL_GPL(snd_hda_codec_new); |
6c1f45ea | 1117 | |
95a962c3 TI |
1118 | /** |
1119 | * snd_hda_codec_update_widgets - Refresh widget caps and pin defaults | |
1120 | * @codec: the HDA codec | |
1121 | * | |
1122 | * Forcibly refresh the all widget caps and the init pin configurations of | |
1123 | * the given codec. | |
1124 | */ | |
a15d05db ML |
1125 | int snd_hda_codec_update_widgets(struct hda_codec *codec) |
1126 | { | |
1127 | hda_nid_t fg; | |
1128 | int err; | |
1129 | ||
7639a06c TI |
1130 | err = snd_hdac_refresh_widgets(&codec->core); |
1131 | if (err < 0) | |
1132 | return err; | |
1133 | ||
a15d05db ML |
1134 | /* Assume the function group node does not change, |
1135 | * only the widget nodes may change. | |
1136 | */ | |
1137 | kfree(codec->wcaps); | |
7639a06c | 1138 | fg = codec->core.afg ? codec->core.afg : codec->core.mfg; |
a15d05db | 1139 | err = read_widget_caps(codec, fg); |
f4de8fe6 | 1140 | if (err < 0) |
a15d05db | 1141 | return err; |
a15d05db ML |
1142 | |
1143 | snd_array_free(&codec->init_pins); | |
1144 | err = read_pin_defaults(codec); | |
1145 | ||
1146 | return err; | |
1147 | } | |
2698ea98 | 1148 | EXPORT_SYMBOL_GPL(snd_hda_codec_update_widgets); |
a15d05db | 1149 | |
ed360813 TI |
1150 | /* update the stream-id if changed */ |
1151 | static void update_pcm_stream_id(struct hda_codec *codec, | |
1152 | struct hda_cvt_setup *p, hda_nid_t nid, | |
1153 | u32 stream_tag, int channel_id) | |
1154 | { | |
1155 | unsigned int oldval, newval; | |
1156 | ||
1157 | if (p->stream_tag != stream_tag || p->channel_id != channel_id) { | |
1158 | oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); | |
1159 | newval = (stream_tag << 4) | channel_id; | |
1160 | if (oldval != newval) | |
1161 | snd_hda_codec_write(codec, nid, 0, | |
1162 | AC_VERB_SET_CHANNEL_STREAMID, | |
1163 | newval); | |
1164 | p->stream_tag = stream_tag; | |
1165 | p->channel_id = channel_id; | |
1166 | } | |
1167 | } | |
1168 | ||
1169 | /* update the format-id if changed */ | |
1170 | static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p, | |
1171 | hda_nid_t nid, int format) | |
1172 | { | |
1173 | unsigned int oldval; | |
1174 | ||
1175 | if (p->format_id != format) { | |
1176 | oldval = snd_hda_codec_read(codec, nid, 0, | |
1177 | AC_VERB_GET_STREAM_FORMAT, 0); | |
1178 | if (oldval != format) { | |
1179 | msleep(1); | |
1180 | snd_hda_codec_write(codec, nid, 0, | |
1181 | AC_VERB_SET_STREAM_FORMAT, | |
1182 | format); | |
1183 | } | |
1184 | p->format_id = format; | |
1185 | } | |
1186 | } | |
1187 | ||
1da177e4 LT |
1188 | /** |
1189 | * snd_hda_codec_setup_stream - set up the codec for streaming | |
1190 | * @codec: the CODEC to set up | |
1191 | * @nid: the NID to set up | |
1192 | * @stream_tag: stream tag to pass, it's between 0x1 and 0xf. | |
1193 | * @channel_id: channel id to pass, zero based. | |
1194 | * @format: stream format. | |
1195 | */ | |
0ba21762 TI |
1196 | void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, |
1197 | u32 stream_tag, | |
1da177e4 LT |
1198 | int channel_id, int format) |
1199 | { | |
3f50ac6a | 1200 | struct hda_codec *c; |
eb541337 | 1201 | struct hda_cvt_setup *p; |
62b7e5e0 | 1202 | int type; |
eb541337 TI |
1203 | int i; |
1204 | ||
0ba21762 | 1205 | if (!nid) |
d21b37ea TI |
1206 | return; |
1207 | ||
4e76a883 TI |
1208 | codec_dbg(codec, |
1209 | "hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", | |
1210 | nid, stream_tag, channel_id, format); | |
eb541337 | 1211 | p = get_hda_cvt_setup(codec, nid); |
6c35ae3c | 1212 | if (!p) |
eb541337 | 1213 | return; |
ed360813 | 1214 | |
e6feb5d0 TI |
1215 | if (codec->patch_ops.stream_pm) |
1216 | codec->patch_ops.stream_pm(codec, nid, true); | |
ed360813 TI |
1217 | if (codec->pcm_format_first) |
1218 | update_pcm_format(codec, p, nid, format); | |
1219 | update_pcm_stream_id(codec, p, nid, stream_tag, channel_id); | |
1220 | if (!codec->pcm_format_first) | |
1221 | update_pcm_format(codec, p, nid, format); | |
1222 | ||
eb541337 TI |
1223 | p->active = 1; |
1224 | p->dirty = 0; | |
1225 | ||
1226 | /* make other inactive cvts with the same stream-tag dirty */ | |
62b7e5e0 | 1227 | type = get_wcaps_type(get_wcaps(codec, nid)); |
d068ebc2 | 1228 | list_for_each_codec(c, codec->bus) { |
3f50ac6a TI |
1229 | for (i = 0; i < c->cvt_setups.used; i++) { |
1230 | p = snd_array_elem(&c->cvt_setups, i); | |
62b7e5e0 | 1231 | if (!p->active && p->stream_tag == stream_tag && |
54c2a89f | 1232 | get_wcaps_type(get_wcaps(c, p->nid)) == type) |
3f50ac6a TI |
1233 | p->dirty = 1; |
1234 | } | |
eb541337 | 1235 | } |
1da177e4 | 1236 | } |
2698ea98 | 1237 | EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream); |
1da177e4 | 1238 | |
f0cea797 TI |
1239 | static void really_cleanup_stream(struct hda_codec *codec, |
1240 | struct hda_cvt_setup *q); | |
1241 | ||
d5191e50 | 1242 | /** |
f0cea797 | 1243 | * __snd_hda_codec_cleanup_stream - clean up the codec for closing |
d5191e50 TI |
1244 | * @codec: the CODEC to clean up |
1245 | * @nid: the NID to clean up | |
f0cea797 | 1246 | * @do_now: really clean up the stream instead of clearing the active flag |
d5191e50 | 1247 | */ |
f0cea797 TI |
1248 | void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, |
1249 | int do_now) | |
888afa15 | 1250 | { |
eb541337 TI |
1251 | struct hda_cvt_setup *p; |
1252 | ||
888afa15 TI |
1253 | if (!nid) |
1254 | return; | |
1255 | ||
0e7adbe2 TI |
1256 | if (codec->no_sticky_stream) |
1257 | do_now = 1; | |
1258 | ||
4e76a883 | 1259 | codec_dbg(codec, "hda_codec_cleanup_stream: NID=0x%x\n", nid); |
eb541337 | 1260 | p = get_hda_cvt_setup(codec, nid); |
6c35ae3c | 1261 | if (p) { |
f0cea797 TI |
1262 | /* here we just clear the active flag when do_now isn't set; |
1263 | * actual clean-ups will be done later in | |
1264 | * purify_inactive_streams() called from snd_hda_codec_prpapre() | |
1265 | */ | |
1266 | if (do_now) | |
1267 | really_cleanup_stream(codec, p); | |
1268 | else | |
1269 | p->active = 0; | |
1270 | } | |
eb541337 | 1271 | } |
2698ea98 | 1272 | EXPORT_SYMBOL_GPL(__snd_hda_codec_cleanup_stream); |
eb541337 TI |
1273 | |
1274 | static void really_cleanup_stream(struct hda_codec *codec, | |
1275 | struct hda_cvt_setup *q) | |
1276 | { | |
1277 | hda_nid_t nid = q->nid; | |
218264ae TI |
1278 | if (q->stream_tag || q->channel_id) |
1279 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); | |
1280 | if (q->format_id) | |
1281 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0 | |
1282 | ); | |
eb541337 TI |
1283 | memset(q, 0, sizeof(*q)); |
1284 | q->nid = nid; | |
e6feb5d0 TI |
1285 | if (codec->patch_ops.stream_pm) |
1286 | codec->patch_ops.stream_pm(codec, nid, false); | |
eb541337 TI |
1287 | } |
1288 | ||
1289 | /* clean up the all conflicting obsolete streams */ | |
1290 | static void purify_inactive_streams(struct hda_codec *codec) | |
1291 | { | |
3f50ac6a | 1292 | struct hda_codec *c; |
eb541337 TI |
1293 | int i; |
1294 | ||
d068ebc2 | 1295 | list_for_each_codec(c, codec->bus) { |
3f50ac6a TI |
1296 | for (i = 0; i < c->cvt_setups.used; i++) { |
1297 | struct hda_cvt_setup *p; | |
1298 | p = snd_array_elem(&c->cvt_setups, i); | |
1299 | if (p->dirty) | |
1300 | really_cleanup_stream(c, p); | |
1301 | } | |
eb541337 TI |
1302 | } |
1303 | } | |
1304 | ||
2a43952a | 1305 | #ifdef CONFIG_PM |
eb541337 TI |
1306 | /* clean up all streams; called from suspend */ |
1307 | static void hda_cleanup_all_streams(struct hda_codec *codec) | |
1308 | { | |
1309 | int i; | |
1310 | ||
1311 | for (i = 0; i < codec->cvt_setups.used; i++) { | |
1312 | struct hda_cvt_setup *p = snd_array_elem(&codec->cvt_setups, i); | |
1313 | if (p->stream_tag) | |
1314 | really_cleanup_stream(codec, p); | |
1315 | } | |
888afa15 | 1316 | } |
1c7276cf | 1317 | #endif |
888afa15 | 1318 | |
1da177e4 LT |
1319 | /* |
1320 | * amp access functions | |
1321 | */ | |
1322 | ||
4a19faee | 1323 | /* FIXME: more better hash key? */ |
28aedaf7 | 1324 | #define HDA_HASH_KEY(nid, dir, idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) |
1327a32b | 1325 | #define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24)) |
92c7c8a7 TI |
1326 | #define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24)) |
1327 | #define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24)) | |
1da177e4 | 1328 | #define INFO_AMP_CAPS (1<<0) |
4a19faee | 1329 | #define INFO_AMP_VOL(ch) (1 << (1 + (ch))) |
1da177e4 LT |
1330 | |
1331 | /* initialize the hash table */ | |
6a0f56a7 | 1332 | static void init_hda_cache(struct hda_cache_rec *cache, |
01751f54 TI |
1333 | unsigned int record_size) |
1334 | { | |
1335 | memset(cache, 0, sizeof(*cache)); | |
1336 | memset(cache->hash, 0xff, sizeof(cache->hash)); | |
603c4019 | 1337 | snd_array_init(&cache->buf, record_size, 64); |
01751f54 TI |
1338 | } |
1339 | ||
1fcaee6e | 1340 | static void free_hda_cache(struct hda_cache_rec *cache) |
1da177e4 | 1341 | { |
603c4019 | 1342 | snd_array_free(&cache->buf); |
1da177e4 LT |
1343 | } |
1344 | ||
1345 | /* query the hash. allocate an entry if not found. */ | |
a68d5a54 | 1346 | static struct hda_cache_head *get_hash(struct hda_cache_rec *cache, u32 key) |
1da177e4 | 1347 | { |
01751f54 TI |
1348 | u16 idx = key % (u16)ARRAY_SIZE(cache->hash); |
1349 | u16 cur = cache->hash[idx]; | |
1350 | struct hda_cache_head *info; | |
1da177e4 LT |
1351 | |
1352 | while (cur != 0xffff) { | |
f43aa025 | 1353 | info = snd_array_elem(&cache->buf, cur); |
1da177e4 LT |
1354 | if (info->key == key) |
1355 | return info; | |
1356 | cur = info->next; | |
1357 | } | |
a68d5a54 TI |
1358 | return NULL; |
1359 | } | |
1da177e4 | 1360 | |
a68d5a54 TI |
1361 | /* query the hash. allocate an entry if not found. */ |
1362 | static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, | |
1363 | u32 key) | |
1364 | { | |
1365 | struct hda_cache_head *info = get_hash(cache, key); | |
1366 | if (!info) { | |
1367 | u16 idx, cur; | |
1368 | /* add a new hash entry */ | |
1369 | info = snd_array_new(&cache->buf); | |
1370 | if (!info) | |
1371 | return NULL; | |
1372 | cur = snd_array_index(&cache->buf, info); | |
1373 | info->key = key; | |
1374 | info->val = 0; | |
c370dd6e | 1375 | info->dirty = 0; |
a68d5a54 TI |
1376 | idx = key % (u16)ARRAY_SIZE(cache->hash); |
1377 | info->next = cache->hash[idx]; | |
1378 | cache->hash[idx] = cur; | |
1379 | } | |
1da177e4 LT |
1380 | return info; |
1381 | } | |
1382 | ||
01751f54 TI |
1383 | /* query and allocate an amp hash entry */ |
1384 | static inline struct hda_amp_info * | |
1385 | get_alloc_amp_hash(struct hda_codec *codec, u32 key) | |
1386 | { | |
1387 | return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key); | |
1388 | } | |
1389 | ||
c3b6bcc2 TI |
1390 | /* overwrite the value with the key in the caps hash */ |
1391 | static int write_caps_hash(struct hda_codec *codec, u32 key, unsigned int val) | |
1392 | { | |
1393 | struct hda_amp_info *info; | |
1394 | ||
1395 | mutex_lock(&codec->hash_mutex); | |
1396 | info = get_alloc_amp_hash(codec, key); | |
1397 | if (!info) { | |
1398 | mutex_unlock(&codec->hash_mutex); | |
1399 | return -EINVAL; | |
1400 | } | |
1401 | info->amp_caps = val; | |
1402 | info->head.val |= INFO_AMP_CAPS; | |
1403 | mutex_unlock(&codec->hash_mutex); | |
1404 | return 0; | |
1405 | } | |
1406 | ||
1407 | /* query the value from the caps hash; if not found, fetch the current | |
1408 | * value from the given function and store in the hash | |
1409 | */ | |
1410 | static unsigned int | |
1411 | query_caps_hash(struct hda_codec *codec, hda_nid_t nid, int dir, u32 key, | |
1412 | unsigned int (*func)(struct hda_codec *, hda_nid_t, int)) | |
1413 | { | |
1414 | struct hda_amp_info *info; | |
1415 | unsigned int val; | |
1416 | ||
1417 | mutex_lock(&codec->hash_mutex); | |
1418 | info = get_alloc_amp_hash(codec, key); | |
1419 | if (!info) { | |
1420 | mutex_unlock(&codec->hash_mutex); | |
1421 | return 0; | |
1422 | } | |
1423 | if (!(info->head.val & INFO_AMP_CAPS)) { | |
1424 | mutex_unlock(&codec->hash_mutex); /* for reentrance */ | |
1425 | val = func(codec, nid, dir); | |
1426 | write_caps_hash(codec, key, val); | |
1427 | } else { | |
1428 | val = info->amp_caps; | |
1429 | mutex_unlock(&codec->hash_mutex); | |
1430 | } | |
1431 | return val; | |
1432 | } | |
1433 | ||
1434 | static unsigned int read_amp_cap(struct hda_codec *codec, hda_nid_t nid, | |
1435 | int direction) | |
1436 | { | |
1437 | if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD)) | |
7639a06c | 1438 | nid = codec->core.afg; |
c3b6bcc2 TI |
1439 | return snd_hda_param_read(codec, nid, |
1440 | direction == HDA_OUTPUT ? | |
1441 | AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); | |
1442 | } | |
1443 | ||
d5191e50 TI |
1444 | /** |
1445 | * query_amp_caps - query AMP capabilities | |
1446 | * @codec: the HD-auio codec | |
1447 | * @nid: the NID to query | |
1448 | * @direction: either #HDA_INPUT or #HDA_OUTPUT | |
1449 | * | |
1450 | * Query AMP capabilities for the given widget and direction. | |
1451 | * Returns the obtained capability bits. | |
1452 | * | |
1453 | * When cap bits have been already read, this doesn't read again but | |
1454 | * returns the cached value. | |
1da177e4 | 1455 | */ |
09a99959 | 1456 | u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) |
1da177e4 | 1457 | { |
c3b6bcc2 TI |
1458 | return query_caps_hash(codec, nid, direction, |
1459 | HDA_HASH_KEY(nid, direction, 0), | |
1460 | read_amp_cap); | |
1da177e4 | 1461 | } |
2698ea98 | 1462 | EXPORT_SYMBOL_GPL(query_amp_caps); |
1da177e4 | 1463 | |
861a04ed DH |
1464 | /** |
1465 | * snd_hda_check_amp_caps - query AMP capabilities | |
1466 | * @codec: the HD-audio codec | |
1467 | * @nid: the NID to query | |
1468 | * @dir: either #HDA_INPUT or #HDA_OUTPUT | |
a11e9b16 | 1469 | * @bits: bit mask to check the result |
861a04ed DH |
1470 | * |
1471 | * Check whether the widget has the given amp capability for the direction. | |
1472 | */ | |
1473 | bool snd_hda_check_amp_caps(struct hda_codec *codec, hda_nid_t nid, | |
1474 | int dir, unsigned int bits) | |
1475 | { | |
1476 | if (!nid) | |
1477 | return false; | |
1478 | if (get_wcaps(codec, nid) & (1 << (dir + 1))) | |
1479 | if (query_amp_caps(codec, nid, dir) & bits) | |
1480 | return true; | |
1481 | return false; | |
1482 | } | |
1483 | EXPORT_SYMBOL_GPL(snd_hda_check_amp_caps); | |
1484 | ||
d5191e50 TI |
1485 | /** |
1486 | * snd_hda_override_amp_caps - Override the AMP capabilities | |
1487 | * @codec: the CODEC to clean up | |
1488 | * @nid: the NID to clean up | |
a11e9b16 | 1489 | * @dir: either #HDA_INPUT or #HDA_OUTPUT |
d5191e50 TI |
1490 | * @caps: the capability bits to set |
1491 | * | |
1492 | * Override the cached AMP caps bits value by the given one. | |
1493 | * This function is useful if the driver needs to adjust the AMP ranges, | |
1494 | * e.g. limit to 0dB, etc. | |
1495 | * | |
1496 | * Returns zero if successful or a negative error code. | |
1497 | */ | |
897cc188 TI |
1498 | int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, |
1499 | unsigned int caps) | |
1500 | { | |
c3b6bcc2 | 1501 | return write_caps_hash(codec, HDA_HASH_KEY(nid, dir, 0), caps); |
897cc188 | 1502 | } |
2698ea98 | 1503 | EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps); |
1327a32b | 1504 | |
c3b6bcc2 TI |
1505 | static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid, |
1506 | int dir) | |
92c7c8a7 TI |
1507 | { |
1508 | return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); | |
1509 | } | |
1510 | ||
d5191e50 TI |
1511 | /** |
1512 | * snd_hda_query_pin_caps - Query PIN capabilities | |
1513 | * @codec: the HD-auio codec | |
1514 | * @nid: the NID to query | |
1515 | * | |
1516 | * Query PIN capabilities for the given widget. | |
1517 | * Returns the obtained capability bits. | |
1518 | * | |
1519 | * When cap bits have been already read, this doesn't read again but | |
1520 | * returns the cached value. | |
1521 | */ | |
92c7c8a7 TI |
1522 | u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) |
1523 | { | |
c3b6bcc2 | 1524 | return query_caps_hash(codec, nid, 0, HDA_HASH_PINCAP_KEY(nid), |
92c7c8a7 TI |
1525 | read_pin_cap); |
1526 | } | |
2698ea98 | 1527 | EXPORT_SYMBOL_GPL(snd_hda_query_pin_caps); |
897cc188 | 1528 | |
f57c2565 TI |
1529 | /** |
1530 | * snd_hda_override_pin_caps - Override the pin capabilities | |
1531 | * @codec: the CODEC | |
1532 | * @nid: the NID to override | |
1533 | * @caps: the capability bits to set | |
1534 | * | |
1535 | * Override the cached PIN capabilitiy bits value by the given one. | |
1536 | * | |
1537 | * Returns zero if successful or a negative error code. | |
1538 | */ | |
1539 | int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, | |
1540 | unsigned int caps) | |
1541 | { | |
c3b6bcc2 | 1542 | return write_caps_hash(codec, HDA_HASH_PINCAP_KEY(nid), caps); |
f57c2565 | 1543 | } |
2698ea98 | 1544 | EXPORT_SYMBOL_GPL(snd_hda_override_pin_caps); |
f57c2565 | 1545 | |
c3b6bcc2 TI |
1546 | /* read or sync the hash value with the current value; |
1547 | * call within hash_mutex | |
1da177e4 | 1548 | */ |
c3b6bcc2 TI |
1549 | static struct hda_amp_info * |
1550 | update_amp_hash(struct hda_codec *codec, hda_nid_t nid, int ch, | |
280e57d5 | 1551 | int direction, int index, bool init_only) |
1da177e4 | 1552 | { |
c3b6bcc2 TI |
1553 | struct hda_amp_info *info; |
1554 | unsigned int parm, val = 0; | |
1555 | bool val_read = false; | |
1da177e4 | 1556 | |
c3b6bcc2 TI |
1557 | retry: |
1558 | info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); | |
1559 | if (!info) | |
1560 | return NULL; | |
1561 | if (!(info->head.val & INFO_AMP_VOL(ch))) { | |
1562 | if (!val_read) { | |
1563 | mutex_unlock(&codec->hash_mutex); | |
1564 | parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT; | |
1565 | parm |= direction == HDA_OUTPUT ? | |
1566 | AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; | |
1567 | parm |= index; | |
1568 | val = snd_hda_codec_read(codec, nid, 0, | |
0ba21762 | 1569 | AC_VERB_GET_AMP_GAIN_MUTE, parm); |
c3b6bcc2 TI |
1570 | val &= 0xff; |
1571 | val_read = true; | |
1572 | mutex_lock(&codec->hash_mutex); | |
1573 | goto retry; | |
1574 | } | |
1575 | info->vol[ch] = val; | |
1576 | info->head.val |= INFO_AMP_VOL(ch); | |
280e57d5 TI |
1577 | } else if (init_only) |
1578 | return NULL; | |
c3b6bcc2 | 1579 | return info; |
1da177e4 LT |
1580 | } |
1581 | ||
1582 | /* | |
c3b6bcc2 | 1583 | * write the current volume in info to the h/w |
1da177e4 | 1584 | */ |
2ce4886a | 1585 | static void put_vol_mute(struct hda_codec *codec, unsigned int amp_caps, |
0ba21762 TI |
1586 | hda_nid_t nid, int ch, int direction, int index, |
1587 | int val) | |
1da177e4 LT |
1588 | { |
1589 | u32 parm; | |
1590 | ||
1591 | parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT; | |
1592 | parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT; | |
1593 | parm |= index << AC_AMP_SET_INDEX_SHIFT; | |
2ce4886a TI |
1594 | if ((val & HDA_AMP_MUTE) && !(amp_caps & AC_AMPCAP_MUTE) && |
1595 | (amp_caps & AC_AMPCAP_MIN_MUTE)) | |
3868137e TI |
1596 | ; /* set the zero value as a fake mute */ |
1597 | else | |
1598 | parm |= val; | |
1da177e4 LT |
1599 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm); |
1600 | } | |
1601 | ||
d5191e50 TI |
1602 | /** |
1603 | * snd_hda_codec_amp_read - Read AMP value | |
1604 | * @codec: HD-audio codec | |
1605 | * @nid: NID to read the AMP value | |
1606 | * @ch: channel (left=0 or right=1) | |
1607 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
1608 | * @index: the index value (only for input direction) | |
1609 | * | |
1610 | * Read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit. | |
1da177e4 | 1611 | */ |
834be88d TI |
1612 | int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, |
1613 | int direction, int index) | |
1da177e4 | 1614 | { |
0ba21762 | 1615 | struct hda_amp_info *info; |
c3b6bcc2 TI |
1616 | unsigned int val = 0; |
1617 | ||
1618 | mutex_lock(&codec->hash_mutex); | |
280e57d5 | 1619 | info = update_amp_hash(codec, nid, ch, direction, index, false); |
c3b6bcc2 TI |
1620 | if (info) |
1621 | val = info->vol[ch]; | |
1622 | mutex_unlock(&codec->hash_mutex); | |
1623 | return val; | |
1da177e4 | 1624 | } |
2698ea98 | 1625 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_read); |
1da177e4 | 1626 | |
280e57d5 TI |
1627 | static int codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, |
1628 | int direction, int idx, int mask, int val, | |
781c7b96 | 1629 | bool init_only, bool cache_only) |
1da177e4 | 1630 | { |
0ba21762 | 1631 | struct hda_amp_info *info; |
2ce4886a | 1632 | unsigned int caps; |
4a19faee | 1633 | |
46712646 TI |
1634 | if (snd_BUG_ON(mask & ~0xff)) |
1635 | mask &= 0xff; | |
4a19faee | 1636 | val &= mask; |
c3b6bcc2 TI |
1637 | |
1638 | mutex_lock(&codec->hash_mutex); | |
280e57d5 | 1639 | info = update_amp_hash(codec, nid, ch, direction, idx, init_only); |
c3b6bcc2 TI |
1640 | if (!info) { |
1641 | mutex_unlock(&codec->hash_mutex); | |
1642 | return 0; | |
1643 | } | |
1644 | val |= info->vol[ch] & ~mask; | |
1645 | if (info->vol[ch] == val) { | |
1646 | mutex_unlock(&codec->hash_mutex); | |
1da177e4 | 1647 | return 0; |
c3b6bcc2 TI |
1648 | } |
1649 | info->vol[ch] = val; | |
781c7b96 | 1650 | info->head.dirty |= cache_only; |
2ce4886a | 1651 | caps = info->amp_caps; |
c3b6bcc2 | 1652 | mutex_unlock(&codec->hash_mutex); |
de1e37b7 | 1653 | if (!cache_only) |
2ce4886a | 1654 | put_vol_mute(codec, caps, nid, ch, direction, idx, val); |
1da177e4 LT |
1655 | return 1; |
1656 | } | |
280e57d5 TI |
1657 | |
1658 | /** | |
1659 | * snd_hda_codec_amp_update - update the AMP value | |
1660 | * @codec: HD-audio codec | |
1661 | * @nid: NID to read the AMP value | |
1662 | * @ch: channel (left=0 or right=1) | |
1663 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
1664 | * @idx: the index value (only for input direction) | |
1665 | * @mask: bit mask to set | |
1666 | * @val: the bits value to set | |
1667 | * | |
1668 | * Update the AMP value with a bit mask. | |
1669 | * Returns 0 if the value is unchanged, 1 if changed. | |
1670 | */ | |
1671 | int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, | |
1672 | int direction, int idx, int mask, int val) | |
1673 | { | |
781c7b96 TI |
1674 | return codec_amp_update(codec, nid, ch, direction, idx, mask, val, |
1675 | false, codec->cached_write); | |
280e57d5 | 1676 | } |
2698ea98 | 1677 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update); |
1da177e4 | 1678 | |
d5191e50 TI |
1679 | /** |
1680 | * snd_hda_codec_amp_stereo - update the AMP stereo values | |
1681 | * @codec: HD-audio codec | |
1682 | * @nid: NID to read the AMP value | |
1683 | * @direction: #HDA_INPUT or #HDA_OUTPUT | |
1684 | * @idx: the index value (only for input direction) | |
1685 | * @mask: bit mask to set | |
1686 | * @val: the bits value to set | |
1687 | * | |
1688 | * Update the AMP values like snd_hda_codec_amp_update(), but for a | |
1689 | * stereo widget with the same mask and value. | |
47fd830a TI |
1690 | */ |
1691 | int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, | |
1692 | int direction, int idx, int mask, int val) | |
1693 | { | |
1694 | int ch, ret = 0; | |
46712646 TI |
1695 | |
1696 | if (snd_BUG_ON(mask & ~0xff)) | |
1697 | mask &= 0xff; | |
47fd830a TI |
1698 | for (ch = 0; ch < 2; ch++) |
1699 | ret |= snd_hda_codec_amp_update(codec, nid, ch, direction, | |
1700 | idx, mask, val); | |
1701 | return ret; | |
1702 | } | |
2698ea98 | 1703 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo); |
47fd830a | 1704 | |
95a962c3 TI |
1705 | /** |
1706 | * snd_hda_codec_amp_init - initialize the AMP value | |
1707 | * @codec: the HDA codec | |
1708 | * @nid: NID to read the AMP value | |
1709 | * @ch: channel (left=0 or right=1) | |
1710 | * @dir: #HDA_INPUT or #HDA_OUTPUT | |
1711 | * @idx: the index value (only for input direction) | |
1712 | * @mask: bit mask to set | |
1713 | * @val: the bits value to set | |
1714 | * | |
1715 | * Works like snd_hda_codec_amp_update() but it writes the value only at | |
280e57d5 TI |
1716 | * the first access. If the amp was already initialized / updated beforehand, |
1717 | * this does nothing. | |
1718 | */ | |
1719 | int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch, | |
1720 | int dir, int idx, int mask, int val) | |
1721 | { | |
781c7b96 TI |
1722 | return codec_amp_update(codec, nid, ch, dir, idx, mask, val, true, |
1723 | codec->cached_write); | |
280e57d5 | 1724 | } |
2698ea98 | 1725 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init); |
280e57d5 | 1726 | |
95a962c3 TI |
1727 | /** |
1728 | * snd_hda_codec_amp_init_stereo - initialize the stereo AMP value | |
1729 | * @codec: the HDA codec | |
1730 | * @nid: NID to read the AMP value | |
1731 | * @dir: #HDA_INPUT or #HDA_OUTPUT | |
1732 | * @idx: the index value (only for input direction) | |
1733 | * @mask: bit mask to set | |
1734 | * @val: the bits value to set | |
1735 | * | |
1736 | * Call snd_hda_codec_amp_init() for both stereo channels. | |
1737 | */ | |
280e57d5 TI |
1738 | int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid, |
1739 | int dir, int idx, int mask, int val) | |
1740 | { | |
1741 | int ch, ret = 0; | |
1742 | ||
1743 | if (snd_BUG_ON(mask & ~0xff)) | |
1744 | mask &= 0xff; | |
1745 | for (ch = 0; ch < 2; ch++) | |
1746 | ret |= snd_hda_codec_amp_init(codec, nid, ch, dir, | |
1747 | idx, mask, val); | |
1748 | return ret; | |
1749 | } | |
2698ea98 | 1750 | EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init_stereo); |
280e57d5 | 1751 | |
d5191e50 TI |
1752 | /** |
1753 | * snd_hda_codec_resume_amp - Resume all AMP commands from the cache | |
1754 | * @codec: HD-audio codec | |
1755 | * | |
1756 | * Resume the all amp commands from the cache. | |
1757 | */ | |
b3ac5636 TI |
1758 | void snd_hda_codec_resume_amp(struct hda_codec *codec) |
1759 | { | |
b3ac5636 TI |
1760 | int i; |
1761 | ||
c370dd6e | 1762 | mutex_lock(&codec->hash_mutex); |
aa88a355 | 1763 | codec->cached_write = 0; |
c370dd6e TI |
1764 | for (i = 0; i < codec->amp_cache.buf.used; i++) { |
1765 | struct hda_amp_info *buffer; | |
1766 | u32 key; | |
b3ac5636 TI |
1767 | hda_nid_t nid; |
1768 | unsigned int idx, dir, ch; | |
2ce4886a | 1769 | struct hda_amp_info info; |
c370dd6e TI |
1770 | |
1771 | buffer = snd_array_elem(&codec->amp_cache.buf, i); | |
8565f052 TI |
1772 | if (!buffer->head.dirty) |
1773 | continue; | |
1774 | buffer->head.dirty = 0; | |
2ce4886a TI |
1775 | info = *buffer; |
1776 | key = info.head.key; | |
b3ac5636 TI |
1777 | if (!key) |
1778 | continue; | |
1779 | nid = key & 0xff; | |
1780 | idx = (key >> 16) & 0xff; | |
1781 | dir = (key >> 24) & 0xff; | |
1782 | for (ch = 0; ch < 2; ch++) { | |
2ce4886a | 1783 | if (!(info.head.val & INFO_AMP_VOL(ch))) |
b3ac5636 | 1784 | continue; |
c370dd6e | 1785 | mutex_unlock(&codec->hash_mutex); |
2ce4886a TI |
1786 | put_vol_mute(codec, info.amp_caps, nid, ch, dir, idx, |
1787 | info.vol[ch]); | |
c370dd6e | 1788 | mutex_lock(&codec->hash_mutex); |
b3ac5636 TI |
1789 | } |
1790 | } | |
c370dd6e | 1791 | mutex_unlock(&codec->hash_mutex); |
b3ac5636 | 1792 | } |
2698ea98 | 1793 | EXPORT_SYMBOL_GPL(snd_hda_codec_resume_amp); |
1da177e4 | 1794 | |
afbd9b84 TI |
1795 | static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir, |
1796 | unsigned int ofs) | |
1797 | { | |
1798 | u32 caps = query_amp_caps(codec, nid, dir); | |
1799 | /* get num steps */ | |
1800 | caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
1801 | if (ofs < caps) | |
1802 | caps -= ofs; | |
1803 | return caps; | |
1804 | } | |
1805 | ||
d5191e50 TI |
1806 | /** |
1807 | * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer | |
a11e9b16 TI |
1808 | * @kcontrol: referred ctl element |
1809 | * @uinfo: pointer to get/store the data | |
d5191e50 TI |
1810 | * |
1811 | * The control element is supposed to have the private_value field | |
1812 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
1813 | */ | |
0ba21762 TI |
1814 | int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, |
1815 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
1816 | { |
1817 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1818 | u16 nid = get_amp_nid(kcontrol); | |
1819 | u8 chs = get_amp_channels(kcontrol); | |
1820 | int dir = get_amp_direction(kcontrol); | |
29fdbec2 | 1821 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 | 1822 | |
afbd9b84 TI |
1823 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
1824 | uinfo->count = chs == 3 ? 2 : 1; | |
1825 | uinfo->value.integer.min = 0; | |
1826 | uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs); | |
1827 | if (!uinfo->value.integer.max) { | |
4e76a883 TI |
1828 | codec_warn(codec, |
1829 | "num_steps = 0 for NID=0x%x (ctl = %s)\n", | |
1830 | nid, kcontrol->id.name); | |
1da177e4 LT |
1831 | return -EINVAL; |
1832 | } | |
1da177e4 LT |
1833 | return 0; |
1834 | } | |
2698ea98 | 1835 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info); |
1da177e4 | 1836 | |
29fdbec2 TI |
1837 | |
1838 | static inline unsigned int | |
1839 | read_amp_value(struct hda_codec *codec, hda_nid_t nid, | |
1840 | int ch, int dir, int idx, unsigned int ofs) | |
1841 | { | |
1842 | unsigned int val; | |
1843 | val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx); | |
1844 | val &= HDA_AMP_VOLMASK; | |
1845 | if (val >= ofs) | |
1846 | val -= ofs; | |
1847 | else | |
1848 | val = 0; | |
1849 | return val; | |
1850 | } | |
1851 | ||
1852 | static inline int | |
1853 | update_amp_value(struct hda_codec *codec, hda_nid_t nid, | |
1854 | int ch, int dir, int idx, unsigned int ofs, | |
1855 | unsigned int val) | |
1856 | { | |
afbd9b84 TI |
1857 | unsigned int maxval; |
1858 | ||
29fdbec2 TI |
1859 | if (val > 0) |
1860 | val += ofs; | |
7ccc3efa TI |
1861 | /* ofs = 0: raw max value */ |
1862 | maxval = get_amp_max_value(codec, nid, dir, 0); | |
afbd9b84 TI |
1863 | if (val > maxval) |
1864 | val = maxval; | |
781c7b96 TI |
1865 | return codec_amp_update(codec, nid, ch, dir, idx, HDA_AMP_VOLMASK, val, |
1866 | false, !hda_codec_is_power_on(codec)); | |
29fdbec2 TI |
1867 | } |
1868 | ||
d5191e50 TI |
1869 | /** |
1870 | * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume | |
a11e9b16 TI |
1871 | * @kcontrol: ctl element |
1872 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
1873 | * |
1874 | * The control element is supposed to have the private_value field | |
1875 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
1876 | */ | |
0ba21762 TI |
1877 | int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, |
1878 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1879 | { |
1880 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1881 | hda_nid_t nid = get_amp_nid(kcontrol); | |
1882 | int chs = get_amp_channels(kcontrol); | |
1883 | int dir = get_amp_direction(kcontrol); | |
1884 | int idx = get_amp_index(kcontrol); | |
29fdbec2 | 1885 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 LT |
1886 | long *valp = ucontrol->value.integer.value; |
1887 | ||
1888 | if (chs & 1) | |
29fdbec2 | 1889 | *valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs); |
1da177e4 | 1890 | if (chs & 2) |
29fdbec2 | 1891 | *valp = read_amp_value(codec, nid, 1, dir, idx, ofs); |
1da177e4 LT |
1892 | return 0; |
1893 | } | |
2698ea98 | 1894 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get); |
1da177e4 | 1895 | |
d5191e50 TI |
1896 | /** |
1897 | * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume | |
a11e9b16 TI |
1898 | * @kcontrol: ctl element |
1899 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
1900 | * |
1901 | * The control element is supposed to have the private_value field | |
1902 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
1903 | */ | |
0ba21762 TI |
1904 | int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, |
1905 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
1906 | { |
1907 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1908 | hda_nid_t nid = get_amp_nid(kcontrol); | |
1909 | int chs = get_amp_channels(kcontrol); | |
1910 | int dir = get_amp_direction(kcontrol); | |
1911 | int idx = get_amp_index(kcontrol); | |
29fdbec2 | 1912 | unsigned int ofs = get_amp_offset(kcontrol); |
1da177e4 LT |
1913 | long *valp = ucontrol->value.integer.value; |
1914 | int change = 0; | |
1915 | ||
b9f5a89c | 1916 | if (chs & 1) { |
29fdbec2 | 1917 | change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp); |
b9f5a89c NG |
1918 | valp++; |
1919 | } | |
4a19faee | 1920 | if (chs & 2) |
29fdbec2 | 1921 | change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp); |
1da177e4 LT |
1922 | return change; |
1923 | } | |
2698ea98 | 1924 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put); |
1da177e4 | 1925 | |
d5191e50 TI |
1926 | /** |
1927 | * snd_hda_mixer_amp_volume_put - TLV callback for a standard AMP mixer volume | |
a11e9b16 TI |
1928 | * @kcontrol: ctl element |
1929 | * @op_flag: operation flag | |
1930 | * @size: byte size of input TLV | |
1931 | * @_tlv: TLV data | |
d5191e50 TI |
1932 | * |
1933 | * The control element is supposed to have the private_value field | |
1934 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
1935 | */ | |
302e9c5a JK |
1936 | int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
1937 | unsigned int size, unsigned int __user *_tlv) | |
1938 | { | |
1939 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
1940 | hda_nid_t nid = get_amp_nid(kcontrol); | |
1941 | int dir = get_amp_direction(kcontrol); | |
29fdbec2 | 1942 | unsigned int ofs = get_amp_offset(kcontrol); |
de8c85f7 | 1943 | bool min_mute = get_amp_min_mute(kcontrol); |
302e9c5a JK |
1944 | u32 caps, val1, val2; |
1945 | ||
1946 | if (size < 4 * sizeof(unsigned int)) | |
1947 | return -ENOMEM; | |
1948 | caps = query_amp_caps(codec, nid, dir); | |
0ba21762 TI |
1949 | val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; |
1950 | val2 = (val2 + 1) * 25; | |
302e9c5a | 1951 | val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT); |
29fdbec2 | 1952 | val1 += ofs; |
302e9c5a | 1953 | val1 = ((int)val1) * ((int)val2); |
3868137e | 1954 | if (min_mute || (caps & AC_AMPCAP_MIN_MUTE)) |
c08d9169 | 1955 | val2 |= TLV_DB_SCALE_MUTE; |
302e9c5a JK |
1956 | if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv)) |
1957 | return -EFAULT; | |
1958 | if (put_user(2 * sizeof(unsigned int), _tlv + 1)) | |
1959 | return -EFAULT; | |
1960 | if (put_user(val1, _tlv + 2)) | |
1961 | return -EFAULT; | |
1962 | if (put_user(val2, _tlv + 3)) | |
1963 | return -EFAULT; | |
1964 | return 0; | |
1965 | } | |
2698ea98 | 1966 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv); |
302e9c5a | 1967 | |
d5191e50 TI |
1968 | /** |
1969 | * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control | |
1970 | * @codec: HD-audio codec | |
1971 | * @nid: NID of a reference widget | |
1972 | * @dir: #HDA_INPUT or #HDA_OUTPUT | |
1973 | * @tlv: TLV data to be stored, at least 4 elements | |
1974 | * | |
1975 | * Set (static) TLV data for a virtual master volume using the AMP caps | |
1976 | * obtained from the reference NID. | |
1977 | * The volume range is recalculated as if the max volume is 0dB. | |
2134ea4f TI |
1978 | */ |
1979 | void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, | |
1980 | unsigned int *tlv) | |
1981 | { | |
1982 | u32 caps; | |
1983 | int nums, step; | |
1984 | ||
1985 | caps = query_amp_caps(codec, nid, dir); | |
1986 | nums = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
1987 | step = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; | |
1988 | step = (step + 1) * 25; | |
1989 | tlv[0] = SNDRV_CTL_TLVT_DB_SCALE; | |
1990 | tlv[1] = 2 * sizeof(unsigned int); | |
1991 | tlv[2] = -nums * step; | |
1992 | tlv[3] = step; | |
1993 | } | |
2698ea98 | 1994 | EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv); |
2134ea4f TI |
1995 | |
1996 | /* find a mixer control element with the given name */ | |
09f99701 | 1997 | static struct snd_kcontrol * |
dcda5806 | 1998 | find_mixer_ctl(struct hda_codec *codec, const char *name, int dev, int idx) |
2134ea4f TI |
1999 | { |
2000 | struct snd_ctl_elem_id id; | |
2001 | memset(&id, 0, sizeof(id)); | |
2002 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
dcda5806 | 2003 | id.device = dev; |
09f99701 | 2004 | id.index = idx; |
18cb7109 TI |
2005 | if (snd_BUG_ON(strlen(name) >= sizeof(id.name))) |
2006 | return NULL; | |
2134ea4f | 2007 | strcpy(id.name, name); |
6efdd851 | 2008 | return snd_ctl_find_id(codec->card, &id); |
2134ea4f TI |
2009 | } |
2010 | ||
d5191e50 TI |
2011 | /** |
2012 | * snd_hda_find_mixer_ctl - Find a mixer control element with the given name | |
2013 | * @codec: HD-audio codec | |
2014 | * @name: ctl id name string | |
2015 | * | |
2016 | * Get the control element with the given id string and IFACE_MIXER. | |
2017 | */ | |
09f99701 TI |
2018 | struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, |
2019 | const char *name) | |
2020 | { | |
dcda5806 | 2021 | return find_mixer_ctl(codec, name, 0, 0); |
09f99701 | 2022 | } |
2698ea98 | 2023 | EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl); |
09f99701 | 2024 | |
dcda5806 | 2025 | static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name, |
ea9b43ad | 2026 | int start_idx) |
1afe206a | 2027 | { |
ea9b43ad TI |
2028 | int i, idx; |
2029 | /* 16 ctlrs should be large enough */ | |
2030 | for (i = 0, idx = start_idx; i < 16; i++, idx++) { | |
2031 | if (!find_mixer_ctl(codec, name, 0, idx)) | |
1afe206a TI |
2032 | return idx; |
2033 | } | |
2034 | return -EBUSY; | |
2035 | } | |
2036 | ||
d5191e50 | 2037 | /** |
5b0cb1d8 | 2038 | * snd_hda_ctl_add - Add a control element and assign to the codec |
d5191e50 TI |
2039 | * @codec: HD-audio codec |
2040 | * @nid: corresponding NID (optional) | |
2041 | * @kctl: the control element to assign | |
2042 | * | |
2043 | * Add the given control element to an array inside the codec instance. | |
2044 | * All control elements belonging to a codec are supposed to be added | |
2045 | * by this function so that a proper clean-up works at the free or | |
2046 | * reconfiguration time. | |
2047 | * | |
2048 | * If non-zero @nid is passed, the NID is assigned to the control element. | |
2049 | * The assignment is shown in the codec proc file. | |
2050 | * | |
2051 | * snd_hda_ctl_add() checks the control subdev id field whether | |
2052 | * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower | |
9e3fd871 JK |
2053 | * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit |
2054 | * specifies if kctl->private_value is a HDA amplifier value. | |
d5191e50 | 2055 | */ |
3911a4c1 JK |
2056 | int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, |
2057 | struct snd_kcontrol *kctl) | |
d13bd412 TI |
2058 | { |
2059 | int err; | |
9e3fd871 | 2060 | unsigned short flags = 0; |
3911a4c1 | 2061 | struct hda_nid_item *item; |
d13bd412 | 2062 | |
5e26dfd0 | 2063 | if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) { |
9e3fd871 | 2064 | flags |= HDA_NID_ITEM_AMP; |
5e26dfd0 JK |
2065 | if (nid == 0) |
2066 | nid = get_amp_nid_(kctl->private_value); | |
2067 | } | |
9e3fd871 JK |
2068 | if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0) |
2069 | nid = kctl->id.subdevice & 0xffff; | |
5e26dfd0 | 2070 | if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG)) |
4d02d1b6 | 2071 | kctl->id.subdevice = 0; |
6efdd851 | 2072 | err = snd_ctl_add(codec->card, kctl); |
d13bd412 TI |
2073 | if (err < 0) |
2074 | return err; | |
3911a4c1 JK |
2075 | item = snd_array_new(&codec->mixers); |
2076 | if (!item) | |
d13bd412 | 2077 | return -ENOMEM; |
3911a4c1 JK |
2078 | item->kctl = kctl; |
2079 | item->nid = nid; | |
9e3fd871 | 2080 | item->flags = flags; |
d13bd412 TI |
2081 | return 0; |
2082 | } | |
2698ea98 | 2083 | EXPORT_SYMBOL_GPL(snd_hda_ctl_add); |
d13bd412 | 2084 | |
5b0cb1d8 JK |
2085 | /** |
2086 | * snd_hda_add_nid - Assign a NID to a control element | |
2087 | * @codec: HD-audio codec | |
2088 | * @nid: corresponding NID (optional) | |
2089 | * @kctl: the control element to assign | |
2090 | * @index: index to kctl | |
2091 | * | |
2092 | * Add the given control element to an array inside the codec instance. | |
2093 | * This function is used when #snd_hda_ctl_add cannot be used for 1:1 | |
2094 | * NID:KCTL mapping - for example "Capture Source" selector. | |
2095 | */ | |
2096 | int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, | |
2097 | unsigned int index, hda_nid_t nid) | |
2098 | { | |
2099 | struct hda_nid_item *item; | |
2100 | ||
2101 | if (nid > 0) { | |
2102 | item = snd_array_new(&codec->nids); | |
2103 | if (!item) | |
2104 | return -ENOMEM; | |
2105 | item->kctl = kctl; | |
2106 | item->index = index; | |
2107 | item->nid = nid; | |
2108 | return 0; | |
2109 | } | |
4e76a883 TI |
2110 | codec_err(codec, "no NID for mapping control %s:%d:%d\n", |
2111 | kctl->id.name, kctl->id.index, index); | |
5b0cb1d8 JK |
2112 | return -EINVAL; |
2113 | } | |
2698ea98 | 2114 | EXPORT_SYMBOL_GPL(snd_hda_add_nid); |
5b0cb1d8 | 2115 | |
d5191e50 TI |
2116 | /** |
2117 | * snd_hda_ctls_clear - Clear all controls assigned to the given codec | |
2118 | * @codec: HD-audio codec | |
2119 | */ | |
d13bd412 TI |
2120 | void snd_hda_ctls_clear(struct hda_codec *codec) |
2121 | { | |
2122 | int i; | |
3911a4c1 | 2123 | struct hda_nid_item *items = codec->mixers.list; |
d13bd412 | 2124 | for (i = 0; i < codec->mixers.used; i++) |
6efdd851 | 2125 | snd_ctl_remove(codec->card, items[i].kctl); |
d13bd412 | 2126 | snd_array_free(&codec->mixers); |
5b0cb1d8 | 2127 | snd_array_free(&codec->nids); |
d13bd412 TI |
2128 | } |
2129 | ||
95a962c3 TI |
2130 | /** |
2131 | * snd_hda_lock_devices - pseudo device locking | |
2132 | * @bus: the BUS | |
2133 | * | |
a65d629c TI |
2134 | * toggle card->shutdown to allow/disallow the device access (as a hack) |
2135 | */ | |
d3d020bd | 2136 | int snd_hda_lock_devices(struct hda_bus *bus) |
6c1f45ea | 2137 | { |
d3d020bd TI |
2138 | struct snd_card *card = bus->card; |
2139 | struct hda_codec *codec; | |
2140 | ||
a65d629c | 2141 | spin_lock(&card->files_lock); |
d3d020bd TI |
2142 | if (card->shutdown) |
2143 | goto err_unlock; | |
a65d629c | 2144 | card->shutdown = 1; |
d3d020bd TI |
2145 | if (!list_empty(&card->ctl_files)) |
2146 | goto err_clear; | |
2147 | ||
d068ebc2 | 2148 | list_for_each_codec(codec, bus) { |
bbbc7e85 TI |
2149 | struct hda_pcm *cpcm; |
2150 | list_for_each_entry(cpcm, &codec->pcm_list_head, list) { | |
d3d020bd TI |
2151 | if (!cpcm->pcm) |
2152 | continue; | |
2153 | if (cpcm->pcm->streams[0].substream_opened || | |
2154 | cpcm->pcm->streams[1].substream_opened) | |
2155 | goto err_clear; | |
2156 | } | |
2157 | } | |
a65d629c TI |
2158 | spin_unlock(&card->files_lock); |
2159 | return 0; | |
d3d020bd TI |
2160 | |
2161 | err_clear: | |
2162 | card->shutdown = 0; | |
2163 | err_unlock: | |
2164 | spin_unlock(&card->files_lock); | |
2165 | return -EINVAL; | |
a65d629c | 2166 | } |
2698ea98 | 2167 | EXPORT_SYMBOL_GPL(snd_hda_lock_devices); |
a65d629c | 2168 | |
95a962c3 TI |
2169 | /** |
2170 | * snd_hda_unlock_devices - pseudo device unlocking | |
2171 | * @bus: the BUS | |
2172 | */ | |
d3d020bd | 2173 | void snd_hda_unlock_devices(struct hda_bus *bus) |
a65d629c | 2174 | { |
d3d020bd TI |
2175 | struct snd_card *card = bus->card; |
2176 | ||
a65d629c TI |
2177 | spin_lock(&card->files_lock); |
2178 | card->shutdown = 0; | |
2179 | spin_unlock(&card->files_lock); | |
2180 | } | |
2698ea98 | 2181 | EXPORT_SYMBOL_GPL(snd_hda_unlock_devices); |
a65d629c | 2182 | |
d5191e50 TI |
2183 | /** |
2184 | * snd_hda_codec_reset - Clear all objects assigned to the codec | |
2185 | * @codec: HD-audio codec | |
2186 | * | |
2187 | * This frees the all PCM and control elements assigned to the codec, and | |
2188 | * clears the caches and restores the pin default configurations. | |
2189 | * | |
2190 | * When a device is being used, it returns -EBSY. If successfully freed, | |
2191 | * returns zero. | |
2192 | */ | |
a65d629c TI |
2193 | int snd_hda_codec_reset(struct hda_codec *codec) |
2194 | { | |
d3d020bd | 2195 | struct hda_bus *bus = codec->bus; |
a65d629c | 2196 | |
d3d020bd | 2197 | if (snd_hda_lock_devices(bus) < 0) |
a65d629c | 2198 | return -EBUSY; |
a65d629c TI |
2199 | |
2200 | /* OK, let it free */ | |
3256be65 | 2201 | snd_hdac_device_unregister(&codec->core); |
d8a766a1 | 2202 | |
a65d629c | 2203 | /* allow device access again */ |
d3d020bd | 2204 | snd_hda_unlock_devices(bus); |
a65d629c | 2205 | return 0; |
6c1f45ea TI |
2206 | } |
2207 | ||
6194b99d | 2208 | typedef int (*map_slave_func_t)(struct hda_codec *, void *, struct snd_kcontrol *); |
aeb4b88e TI |
2209 | |
2210 | /* apply the function to all matching slave ctls in the mixer list */ | |
2211 | static int map_slaves(struct hda_codec *codec, const char * const *slaves, | |
9322ca54 | 2212 | const char *suffix, map_slave_func_t func, void *data) |
aeb4b88e TI |
2213 | { |
2214 | struct hda_nid_item *items; | |
2215 | const char * const *s; | |
2216 | int i, err; | |
2217 | ||
2218 | items = codec->mixers.list; | |
2219 | for (i = 0; i < codec->mixers.used; i++) { | |
2220 | struct snd_kcontrol *sctl = items[i].kctl; | |
ca16ec02 | 2221 | if (!sctl || sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER) |
aeb4b88e TI |
2222 | continue; |
2223 | for (s = slaves; *s; s++) { | |
9322ca54 TI |
2224 | char tmpname[sizeof(sctl->id.name)]; |
2225 | const char *name = *s; | |
2226 | if (suffix) { | |
2227 | snprintf(tmpname, sizeof(tmpname), "%s %s", | |
2228 | name, suffix); | |
2229 | name = tmpname; | |
2230 | } | |
9322ca54 | 2231 | if (!strcmp(sctl->id.name, name)) { |
6194b99d | 2232 | err = func(codec, data, sctl); |
aeb4b88e TI |
2233 | if (err) |
2234 | return err; | |
2235 | break; | |
2236 | } | |
2237 | } | |
2238 | } | |
2239 | return 0; | |
2240 | } | |
2241 | ||
6194b99d TI |
2242 | static int check_slave_present(struct hda_codec *codec, |
2243 | void *data, struct snd_kcontrol *sctl) | |
aeb4b88e TI |
2244 | { |
2245 | return 1; | |
2246 | } | |
2247 | ||
18478e8b | 2248 | /* guess the value corresponding to 0dB */ |
6194b99d TI |
2249 | static int get_kctl_0dB_offset(struct hda_codec *codec, |
2250 | struct snd_kcontrol *kctl, int *step_to_check) | |
18478e8b TI |
2251 | { |
2252 | int _tlv[4]; | |
2253 | const int *tlv = NULL; | |
2254 | int val = -1; | |
2255 | ||
2256 | if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) { | |
2257 | /* FIXME: set_fs() hack for obtaining user-space TLV data */ | |
2258 | mm_segment_t fs = get_fs(); | |
2259 | set_fs(get_ds()); | |
2260 | if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), _tlv)) | |
2261 | tlv = _tlv; | |
2262 | set_fs(fs); | |
2263 | } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) | |
2264 | tlv = kctl->tlv.p; | |
a4e7a121 TI |
2265 | if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) { |
2266 | int step = tlv[3]; | |
2267 | step &= ~TLV_DB_SCALE_MUTE; | |
2268 | if (!step) | |
2269 | return -1; | |
485e3e0c | 2270 | if (*step_to_check && *step_to_check != step) { |
6194b99d | 2271 | codec_err(codec, "Mismatching dB step for vmaster slave (%d!=%d)\n", |
4e76a883 | 2272 | - *step_to_check, step); |
485e3e0c TI |
2273 | return -1; |
2274 | } | |
2275 | *step_to_check = step; | |
a4e7a121 TI |
2276 | val = -tlv[2] / step; |
2277 | } | |
18478e8b TI |
2278 | return val; |
2279 | } | |
2280 | ||
2281 | /* call kctl->put with the given value(s) */ | |
2282 | static int put_kctl_with_value(struct snd_kcontrol *kctl, int val) | |
2283 | { | |
2284 | struct snd_ctl_elem_value *ucontrol; | |
2285 | ucontrol = kzalloc(sizeof(*ucontrol), GFP_KERNEL); | |
2286 | if (!ucontrol) | |
2287 | return -ENOMEM; | |
2288 | ucontrol->value.integer.value[0] = val; | |
2289 | ucontrol->value.integer.value[1] = val; | |
2290 | kctl->put(kctl, ucontrol); | |
2291 | kfree(ucontrol); | |
2292 | return 0; | |
2293 | } | |
2294 | ||
2295 | /* initialize the slave volume with 0dB */ | |
6194b99d TI |
2296 | static int init_slave_0dB(struct hda_codec *codec, |
2297 | void *data, struct snd_kcontrol *slave) | |
18478e8b | 2298 | { |
6194b99d | 2299 | int offset = get_kctl_0dB_offset(codec, slave, data); |
18478e8b TI |
2300 | if (offset > 0) |
2301 | put_kctl_with_value(slave, offset); | |
2302 | return 0; | |
2303 | } | |
2304 | ||
2305 | /* unmute the slave */ | |
6194b99d TI |
2306 | static int init_slave_unmute(struct hda_codec *codec, |
2307 | void *data, struct snd_kcontrol *slave) | |
18478e8b TI |
2308 | { |
2309 | return put_kctl_with_value(slave, 1); | |
2310 | } | |
2311 | ||
e8750940 TI |
2312 | static int add_slave(struct hda_codec *codec, |
2313 | void *data, struct snd_kcontrol *slave) | |
2314 | { | |
2315 | return snd_ctl_add_slave(data, slave); | |
2316 | } | |
2317 | ||
d5191e50 | 2318 | /** |
95a962c3 | 2319 | * __snd_hda_add_vmaster - create a virtual master control and add slaves |
d5191e50 TI |
2320 | * @codec: HD-audio codec |
2321 | * @name: vmaster control name | |
2322 | * @tlv: TLV data (optional) | |
2323 | * @slaves: slave control names (optional) | |
9322ca54 | 2324 | * @suffix: suffix string to each slave name (optional) |
18478e8b | 2325 | * @init_slave_vol: initialize slaves to unmute/0dB |
29e5853d | 2326 | * @ctl_ret: store the vmaster kcontrol in return |
d5191e50 TI |
2327 | * |
2328 | * Create a virtual master control with the given name. The TLV data | |
2329 | * must be either NULL or a valid data. | |
2330 | * | |
2331 | * @slaves is a NULL-terminated array of strings, each of which is a | |
2332 | * slave control name. All controls with these names are assigned to | |
2333 | * the new virtual master control. | |
2334 | * | |
2335 | * This function returns zero if successful or a negative error code. | |
2336 | */ | |
18478e8b | 2337 | int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, |
9322ca54 | 2338 | unsigned int *tlv, const char * const *slaves, |
29e5853d TI |
2339 | const char *suffix, bool init_slave_vol, |
2340 | struct snd_kcontrol **ctl_ret) | |
2134ea4f TI |
2341 | { |
2342 | struct snd_kcontrol *kctl; | |
2134ea4f TI |
2343 | int err; |
2344 | ||
29e5853d TI |
2345 | if (ctl_ret) |
2346 | *ctl_ret = NULL; | |
2347 | ||
9322ca54 | 2348 | err = map_slaves(codec, slaves, suffix, check_slave_present, NULL); |
aeb4b88e | 2349 | if (err != 1) { |
4e76a883 | 2350 | codec_dbg(codec, "No slave found for %s\n", name); |
2f085549 TI |
2351 | return 0; |
2352 | } | |
2134ea4f TI |
2353 | kctl = snd_ctl_make_virtual_master(name, tlv); |
2354 | if (!kctl) | |
2355 | return -ENOMEM; | |
3911a4c1 | 2356 | err = snd_hda_ctl_add(codec, 0, kctl); |
2134ea4f TI |
2357 | if (err < 0) |
2358 | return err; | |
28aedaf7 | 2359 | |
e8750940 | 2360 | err = map_slaves(codec, slaves, suffix, add_slave, kctl); |
aeb4b88e TI |
2361 | if (err < 0) |
2362 | return err; | |
18478e8b TI |
2363 | |
2364 | /* init with master mute & zero volume */ | |
2365 | put_kctl_with_value(kctl, 0); | |
485e3e0c TI |
2366 | if (init_slave_vol) { |
2367 | int step = 0; | |
18478e8b | 2368 | map_slaves(codec, slaves, suffix, |
485e3e0c TI |
2369 | tlv ? init_slave_0dB : init_slave_unmute, &step); |
2370 | } | |
18478e8b | 2371 | |
29e5853d TI |
2372 | if (ctl_ret) |
2373 | *ctl_ret = kctl; | |
2134ea4f TI |
2374 | return 0; |
2375 | } | |
2698ea98 | 2376 | EXPORT_SYMBOL_GPL(__snd_hda_add_vmaster); |
2134ea4f | 2377 | |
d2f344b5 TI |
2378 | /* |
2379 | * mute-LED control using vmaster | |
2380 | */ | |
2381 | static int vmaster_mute_mode_info(struct snd_kcontrol *kcontrol, | |
2382 | struct snd_ctl_elem_info *uinfo) | |
2383 | { | |
2384 | static const char * const texts[] = { | |
c86c2d44 | 2385 | "On", "Off", "Follow Master" |
d2f344b5 | 2386 | }; |
d2f344b5 | 2387 | |
3ff72219 | 2388 | return snd_ctl_enum_info(uinfo, 1, 3, texts); |
d2f344b5 TI |
2389 | } |
2390 | ||
2391 | static int vmaster_mute_mode_get(struct snd_kcontrol *kcontrol, | |
2392 | struct snd_ctl_elem_value *ucontrol) | |
2393 | { | |
2394 | struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); | |
2395 | ucontrol->value.enumerated.item[0] = hook->mute_mode; | |
2396 | return 0; | |
2397 | } | |
2398 | ||
2399 | static int vmaster_mute_mode_put(struct snd_kcontrol *kcontrol, | |
2400 | struct snd_ctl_elem_value *ucontrol) | |
2401 | { | |
2402 | struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); | |
2403 | unsigned int old_mode = hook->mute_mode; | |
2404 | ||
2405 | hook->mute_mode = ucontrol->value.enumerated.item[0]; | |
2406 | if (hook->mute_mode > HDA_VMUTE_FOLLOW_MASTER) | |
2407 | hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; | |
2408 | if (old_mode == hook->mute_mode) | |
2409 | return 0; | |
2410 | snd_hda_sync_vmaster_hook(hook); | |
2411 | return 1; | |
2412 | } | |
2413 | ||
2414 | static struct snd_kcontrol_new vmaster_mute_mode = { | |
2415 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
2416 | .name = "Mute-LED Mode", | |
2417 | .info = vmaster_mute_mode_info, | |
2418 | .get = vmaster_mute_mode_get, | |
2419 | .put = vmaster_mute_mode_put, | |
2420 | }; | |
2421 | ||
95a962c3 TI |
2422 | /** |
2423 | * snd_hda_add_vmaster_hook - Add a vmaster hook for mute-LED | |
2424 | * @codec: the HDA codec | |
2425 | * @hook: the vmaster hook object | |
2426 | * @expose_enum_ctl: flag to create an enum ctl | |
2427 | * | |
2428 | * Add a mute-LED hook with the given vmaster switch kctl. | |
2429 | * When @expose_enum_ctl is set, "Mute-LED Mode" control is automatically | |
2430 | * created and associated with the given hook. | |
d2f344b5 TI |
2431 | */ |
2432 | int snd_hda_add_vmaster_hook(struct hda_codec *codec, | |
f29735cb TI |
2433 | struct hda_vmaster_mute_hook *hook, |
2434 | bool expose_enum_ctl) | |
d2f344b5 TI |
2435 | { |
2436 | struct snd_kcontrol *kctl; | |
2437 | ||
2438 | if (!hook->hook || !hook->sw_kctl) | |
2439 | return 0; | |
2440 | snd_ctl_add_vmaster_hook(hook->sw_kctl, hook->hook, codec); | |
2441 | hook->codec = codec; | |
2442 | hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; | |
f29735cb TI |
2443 | if (!expose_enum_ctl) |
2444 | return 0; | |
d2f344b5 TI |
2445 | kctl = snd_ctl_new1(&vmaster_mute_mode, hook); |
2446 | if (!kctl) | |
2447 | return -ENOMEM; | |
2448 | return snd_hda_ctl_add(codec, 0, kctl); | |
2449 | } | |
2698ea98 | 2450 | EXPORT_SYMBOL_GPL(snd_hda_add_vmaster_hook); |
d2f344b5 | 2451 | |
95a962c3 TI |
2452 | /** |
2453 | * snd_hda_sync_vmaster_hook - Sync vmaster hook | |
2454 | * @hook: the vmaster hook | |
2455 | * | |
2456 | * Call the hook with the current value for synchronization. | |
2457 | * Should be called in init callback. | |
d2f344b5 TI |
2458 | */ |
2459 | void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook) | |
2460 | { | |
2461 | if (!hook->hook || !hook->codec) | |
2462 | return; | |
594813ff TI |
2463 | /* don't call vmaster hook in the destructor since it might have |
2464 | * been already destroyed | |
2465 | */ | |
2466 | if (hook->codec->bus->shutdown) | |
2467 | return; | |
d2f344b5 TI |
2468 | switch (hook->mute_mode) { |
2469 | case HDA_VMUTE_FOLLOW_MASTER: | |
2470 | snd_ctl_sync_vmaster_hook(hook->sw_kctl); | |
2471 | break; | |
2472 | default: | |
2473 | hook->hook(hook->codec, hook->mute_mode); | |
2474 | break; | |
2475 | } | |
2476 | } | |
2698ea98 | 2477 | EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook); |
d2f344b5 TI |
2478 | |
2479 | ||
d5191e50 TI |
2480 | /** |
2481 | * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch | |
a11e9b16 TI |
2482 | * @kcontrol: referred ctl element |
2483 | * @uinfo: pointer to get/store the data | |
d5191e50 TI |
2484 | * |
2485 | * The control element is supposed to have the private_value field | |
2486 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2487 | */ | |
0ba21762 TI |
2488 | int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, |
2489 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
2490 | { |
2491 | int chs = get_amp_channels(kcontrol); | |
2492 | ||
2493 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
2494 | uinfo->count = chs == 3 ? 2 : 1; | |
2495 | uinfo->value.integer.min = 0; | |
2496 | uinfo->value.integer.max = 1; | |
2497 | return 0; | |
2498 | } | |
2698ea98 | 2499 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info); |
1da177e4 | 2500 | |
d5191e50 TI |
2501 | /** |
2502 | * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch | |
a11e9b16 TI |
2503 | * @kcontrol: ctl element |
2504 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
2505 | * |
2506 | * The control element is supposed to have the private_value field | |
2507 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2508 | */ | |
0ba21762 TI |
2509 | int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, |
2510 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2511 | { |
2512 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2513 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2514 | int chs = get_amp_channels(kcontrol); | |
2515 | int dir = get_amp_direction(kcontrol); | |
2516 | int idx = get_amp_index(kcontrol); | |
2517 | long *valp = ucontrol->value.integer.value; | |
2518 | ||
2519 | if (chs & 1) | |
0ba21762 | 2520 | *valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) & |
47fd830a | 2521 | HDA_AMP_MUTE) ? 0 : 1; |
1da177e4 | 2522 | if (chs & 2) |
0ba21762 | 2523 | *valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) & |
47fd830a | 2524 | HDA_AMP_MUTE) ? 0 : 1; |
1da177e4 LT |
2525 | return 0; |
2526 | } | |
2698ea98 | 2527 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get); |
1da177e4 | 2528 | |
d5191e50 TI |
2529 | /** |
2530 | * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch | |
a11e9b16 TI |
2531 | * @kcontrol: ctl element |
2532 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
2533 | * |
2534 | * The control element is supposed to have the private_value field | |
2535 | * set up via HDA_COMPOSE_AMP_VAL*() or related macros. | |
2536 | */ | |
0ba21762 TI |
2537 | int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, |
2538 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2539 | { |
2540 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2541 | hda_nid_t nid = get_amp_nid(kcontrol); | |
2542 | int chs = get_amp_channels(kcontrol); | |
2543 | int dir = get_amp_direction(kcontrol); | |
2544 | int idx = get_amp_index(kcontrol); | |
1da177e4 LT |
2545 | long *valp = ucontrol->value.integer.value; |
2546 | int change = 0; | |
2547 | ||
b9f5a89c | 2548 | if (chs & 1) { |
781c7b96 TI |
2549 | change = codec_amp_update(codec, nid, 0, dir, idx, |
2550 | HDA_AMP_MUTE, | |
2551 | *valp ? 0 : HDA_AMP_MUTE, false, | |
2552 | !hda_codec_is_power_on(codec)); | |
b9f5a89c NG |
2553 | valp++; |
2554 | } | |
4a19faee | 2555 | if (chs & 2) |
781c7b96 TI |
2556 | change |= codec_amp_update(codec, nid, 1, dir, idx, |
2557 | HDA_AMP_MUTE, | |
2558 | *valp ? 0 : HDA_AMP_MUTE, false, | |
2559 | !hda_codec_is_power_on(codec)); | |
9e5341b9 | 2560 | hda_call_check_power_status(codec, nid); |
1da177e4 LT |
2561 | return change; |
2562 | } | |
2698ea98 | 2563 | EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put); |
1da177e4 | 2564 | |
985be54b TI |
2565 | /* |
2566 | * bound volume controls | |
2567 | * | |
2568 | * bind multiple volumes (# indices, from 0) | |
2569 | */ | |
2570 | ||
2571 | #define AMP_VAL_IDX_SHIFT 19 | |
2572 | #define AMP_VAL_IDX_MASK (0x0f<<19) | |
2573 | ||
d5191e50 TI |
2574 | /** |
2575 | * snd_hda_mixer_bind_switch_get - Get callback for a bound volume control | |
a11e9b16 TI |
2576 | * @kcontrol: ctl element |
2577 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
2578 | * |
2579 | * The control element is supposed to have the private_value field | |
2580 | * set up via HDA_BIND_MUTE*() macros. | |
2581 | */ | |
0ba21762 TI |
2582 | int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, |
2583 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
2584 | { |
2585 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2586 | unsigned long pval; | |
2587 | int err; | |
2588 | ||
5a9e02e9 | 2589 | mutex_lock(&codec->control_mutex); |
985be54b TI |
2590 | pval = kcontrol->private_value; |
2591 | kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */ | |
2592 | err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol); | |
2593 | kcontrol->private_value = pval; | |
5a9e02e9 | 2594 | mutex_unlock(&codec->control_mutex); |
985be54b TI |
2595 | return err; |
2596 | } | |
2698ea98 | 2597 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_get); |
985be54b | 2598 | |
d5191e50 TI |
2599 | /** |
2600 | * snd_hda_mixer_bind_switch_put - Put callback for a bound volume control | |
a11e9b16 TI |
2601 | * @kcontrol: ctl element |
2602 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
2603 | * |
2604 | * The control element is supposed to have the private_value field | |
2605 | * set up via HDA_BIND_MUTE*() macros. | |
2606 | */ | |
0ba21762 TI |
2607 | int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, |
2608 | struct snd_ctl_elem_value *ucontrol) | |
985be54b TI |
2609 | { |
2610 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2611 | unsigned long pval; | |
2612 | int i, indices, err = 0, change = 0; | |
2613 | ||
5a9e02e9 | 2614 | mutex_lock(&codec->control_mutex); |
985be54b TI |
2615 | pval = kcontrol->private_value; |
2616 | indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT; | |
2617 | for (i = 0; i < indices; i++) { | |
0ba21762 TI |
2618 | kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) | |
2619 | (i << AMP_VAL_IDX_SHIFT); | |
985be54b TI |
2620 | err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol); |
2621 | if (err < 0) | |
2622 | break; | |
2623 | change |= err; | |
2624 | } | |
2625 | kcontrol->private_value = pval; | |
5a9e02e9 | 2626 | mutex_unlock(&codec->control_mutex); |
985be54b TI |
2627 | return err < 0 ? err : change; |
2628 | } | |
2698ea98 | 2629 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_put); |
985be54b | 2630 | |
d5191e50 TI |
2631 | /** |
2632 | * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control | |
a11e9b16 TI |
2633 | * @kcontrol: referred ctl element |
2634 | * @uinfo: pointer to get/store the data | |
d5191e50 TI |
2635 | * |
2636 | * The control element is supposed to have the private_value field | |
2637 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
532d5381 TI |
2638 | */ |
2639 | int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, | |
2640 | struct snd_ctl_elem_info *uinfo) | |
2641 | { | |
2642 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2643 | struct hda_bind_ctls *c; | |
2644 | int err; | |
2645 | ||
5a9e02e9 | 2646 | mutex_lock(&codec->control_mutex); |
14c65f98 | 2647 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
2648 | kcontrol->private_value = *c->values; |
2649 | err = c->ops->info(kcontrol, uinfo); | |
2650 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 2651 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
2652 | return err; |
2653 | } | |
2698ea98 | 2654 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_info); |
532d5381 | 2655 | |
d5191e50 TI |
2656 | /** |
2657 | * snd_hda_mixer_bind_ctls_get - Get callback for a generic bound control | |
a11e9b16 TI |
2658 | * @kcontrol: ctl element |
2659 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
2660 | * |
2661 | * The control element is supposed to have the private_value field | |
2662 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
2663 | */ | |
532d5381 TI |
2664 | int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, |
2665 | struct snd_ctl_elem_value *ucontrol) | |
2666 | { | |
2667 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2668 | struct hda_bind_ctls *c; | |
2669 | int err; | |
2670 | ||
5a9e02e9 | 2671 | mutex_lock(&codec->control_mutex); |
14c65f98 | 2672 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
2673 | kcontrol->private_value = *c->values; |
2674 | err = c->ops->get(kcontrol, ucontrol); | |
2675 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 2676 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
2677 | return err; |
2678 | } | |
2698ea98 | 2679 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_get); |
532d5381 | 2680 | |
d5191e50 TI |
2681 | /** |
2682 | * snd_hda_mixer_bind_ctls_put - Put callback for a generic bound control | |
a11e9b16 TI |
2683 | * @kcontrol: ctl element |
2684 | * @ucontrol: pointer to get/store the data | |
d5191e50 TI |
2685 | * |
2686 | * The control element is supposed to have the private_value field | |
2687 | * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. | |
2688 | */ | |
532d5381 TI |
2689 | int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, |
2690 | struct snd_ctl_elem_value *ucontrol) | |
2691 | { | |
2692 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2693 | struct hda_bind_ctls *c; | |
2694 | unsigned long *vals; | |
2695 | int err = 0, change = 0; | |
2696 | ||
5a9e02e9 | 2697 | mutex_lock(&codec->control_mutex); |
14c65f98 | 2698 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
2699 | for (vals = c->values; *vals; vals++) { |
2700 | kcontrol->private_value = *vals; | |
2701 | err = c->ops->put(kcontrol, ucontrol); | |
2702 | if (err < 0) | |
2703 | break; | |
2704 | change |= err; | |
2705 | } | |
2706 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 2707 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
2708 | return err < 0 ? err : change; |
2709 | } | |
2698ea98 | 2710 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_put); |
532d5381 | 2711 | |
d5191e50 TI |
2712 | /** |
2713 | * snd_hda_mixer_bind_tlv - TLV callback for a generic bound control | |
a11e9b16 TI |
2714 | * @kcontrol: ctl element |
2715 | * @op_flag: operation flag | |
2716 | * @size: byte size of input TLV | |
2717 | * @tlv: TLV data | |
d5191e50 TI |
2718 | * |
2719 | * The control element is supposed to have the private_value field | |
2720 | * set up via HDA_BIND_VOL() macro. | |
2721 | */ | |
532d5381 TI |
2722 | int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
2723 | unsigned int size, unsigned int __user *tlv) | |
2724 | { | |
2725 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
2726 | struct hda_bind_ctls *c; | |
2727 | int err; | |
2728 | ||
5a9e02e9 | 2729 | mutex_lock(&codec->control_mutex); |
14c65f98 | 2730 | c = (struct hda_bind_ctls *)kcontrol->private_value; |
532d5381 TI |
2731 | kcontrol->private_value = *c->values; |
2732 | err = c->ops->tlv(kcontrol, op_flag, size, tlv); | |
2733 | kcontrol->private_value = (long)c; | |
5a9e02e9 | 2734 | mutex_unlock(&codec->control_mutex); |
532d5381 TI |
2735 | return err; |
2736 | } | |
2698ea98 | 2737 | EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_tlv); |
532d5381 TI |
2738 | |
2739 | struct hda_ctl_ops snd_hda_bind_vol = { | |
2740 | .info = snd_hda_mixer_amp_volume_info, | |
2741 | .get = snd_hda_mixer_amp_volume_get, | |
2742 | .put = snd_hda_mixer_amp_volume_put, | |
2743 | .tlv = snd_hda_mixer_amp_tlv | |
2744 | }; | |
2698ea98 | 2745 | EXPORT_SYMBOL_GPL(snd_hda_bind_vol); |
532d5381 TI |
2746 | |
2747 | struct hda_ctl_ops snd_hda_bind_sw = { | |
2748 | .info = snd_hda_mixer_amp_switch_info, | |
2749 | .get = snd_hda_mixer_amp_switch_get, | |
2750 | .put = snd_hda_mixer_amp_switch_put, | |
2751 | .tlv = snd_hda_mixer_amp_tlv | |
2752 | }; | |
2698ea98 | 2753 | EXPORT_SYMBOL_GPL(snd_hda_bind_sw); |
532d5381 | 2754 | |
1da177e4 LT |
2755 | /* |
2756 | * SPDIF out controls | |
2757 | */ | |
2758 | ||
0ba21762 TI |
2759 | static int snd_hda_spdif_mask_info(struct snd_kcontrol *kcontrol, |
2760 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
2761 | { |
2762 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; | |
2763 | uinfo->count = 1; | |
2764 | return 0; | |
2765 | } | |
2766 | ||
0ba21762 TI |
2767 | static int snd_hda_spdif_cmask_get(struct snd_kcontrol *kcontrol, |
2768 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2769 | { |
2770 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
2771 | IEC958_AES0_NONAUDIO | | |
2772 | IEC958_AES0_CON_EMPHASIS_5015 | | |
2773 | IEC958_AES0_CON_NOT_COPYRIGHT; | |
2774 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | | |
2775 | IEC958_AES1_CON_ORIGINAL; | |
2776 | return 0; | |
2777 | } | |
2778 | ||
0ba21762 TI |
2779 | static int snd_hda_spdif_pmask_get(struct snd_kcontrol *kcontrol, |
2780 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2781 | { |
2782 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
2783 | IEC958_AES0_NONAUDIO | | |
2784 | IEC958_AES0_PRO_EMPHASIS_5015; | |
2785 | return 0; | |
2786 | } | |
2787 | ||
0ba21762 TI |
2788 | static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol, |
2789 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2790 | { |
2791 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 2792 | int idx = kcontrol->private_value; |
e3245cdd | 2793 | struct hda_spdif_out *spdif; |
1da177e4 | 2794 | |
e3245cdd TI |
2795 | mutex_lock(&codec->spdif_mutex); |
2796 | spdif = snd_array_elem(&codec->spdif_out, idx); | |
7c935976 SW |
2797 | ucontrol->value.iec958.status[0] = spdif->status & 0xff; |
2798 | ucontrol->value.iec958.status[1] = (spdif->status >> 8) & 0xff; | |
2799 | ucontrol->value.iec958.status[2] = (spdif->status >> 16) & 0xff; | |
2800 | ucontrol->value.iec958.status[3] = (spdif->status >> 24) & 0xff; | |
e3245cdd | 2801 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2802 | |
2803 | return 0; | |
2804 | } | |
2805 | ||
2806 | /* convert from SPDIF status bits to HDA SPDIF bits | |
2807 | * bit 0 (DigEn) is always set zero (to be filled later) | |
2808 | */ | |
2809 | static unsigned short convert_from_spdif_status(unsigned int sbits) | |
2810 | { | |
2811 | unsigned short val = 0; | |
2812 | ||
2813 | if (sbits & IEC958_AES0_PROFESSIONAL) | |
0ba21762 | 2814 | val |= AC_DIG1_PROFESSIONAL; |
1da177e4 | 2815 | if (sbits & IEC958_AES0_NONAUDIO) |
0ba21762 | 2816 | val |= AC_DIG1_NONAUDIO; |
1da177e4 | 2817 | if (sbits & IEC958_AES0_PROFESSIONAL) { |
0ba21762 TI |
2818 | if ((sbits & IEC958_AES0_PRO_EMPHASIS) == |
2819 | IEC958_AES0_PRO_EMPHASIS_5015) | |
2820 | val |= AC_DIG1_EMPHASIS; | |
1da177e4 | 2821 | } else { |
0ba21762 TI |
2822 | if ((sbits & IEC958_AES0_CON_EMPHASIS) == |
2823 | IEC958_AES0_CON_EMPHASIS_5015) | |
2824 | val |= AC_DIG1_EMPHASIS; | |
2825 | if (!(sbits & IEC958_AES0_CON_NOT_COPYRIGHT)) | |
2826 | val |= AC_DIG1_COPYRIGHT; | |
1da177e4 | 2827 | if (sbits & (IEC958_AES1_CON_ORIGINAL << 8)) |
0ba21762 | 2828 | val |= AC_DIG1_LEVEL; |
1da177e4 LT |
2829 | val |= sbits & (IEC958_AES1_CON_CATEGORY << 8); |
2830 | } | |
2831 | return val; | |
2832 | } | |
2833 | ||
2834 | /* convert to SPDIF status bits from HDA SPDIF bits | |
2835 | */ | |
2836 | static unsigned int convert_to_spdif_status(unsigned short val) | |
2837 | { | |
2838 | unsigned int sbits = 0; | |
2839 | ||
0ba21762 | 2840 | if (val & AC_DIG1_NONAUDIO) |
1da177e4 | 2841 | sbits |= IEC958_AES0_NONAUDIO; |
0ba21762 | 2842 | if (val & AC_DIG1_PROFESSIONAL) |
1da177e4 LT |
2843 | sbits |= IEC958_AES0_PROFESSIONAL; |
2844 | if (sbits & IEC958_AES0_PROFESSIONAL) { | |
a686fd14 | 2845 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 LT |
2846 | sbits |= IEC958_AES0_PRO_EMPHASIS_5015; |
2847 | } else { | |
0ba21762 | 2848 | if (val & AC_DIG1_EMPHASIS) |
1da177e4 | 2849 | sbits |= IEC958_AES0_CON_EMPHASIS_5015; |
0ba21762 | 2850 | if (!(val & AC_DIG1_COPYRIGHT)) |
1da177e4 | 2851 | sbits |= IEC958_AES0_CON_NOT_COPYRIGHT; |
0ba21762 | 2852 | if (val & AC_DIG1_LEVEL) |
1da177e4 LT |
2853 | sbits |= (IEC958_AES1_CON_ORIGINAL << 8); |
2854 | sbits |= val & (0x7f << 8); | |
2855 | } | |
2856 | return sbits; | |
2857 | } | |
2858 | ||
2f72853c TI |
2859 | /* set digital convert verbs both for the given NID and its slaves */ |
2860 | static void set_dig_out(struct hda_codec *codec, hda_nid_t nid, | |
2861 | int verb, int val) | |
2862 | { | |
dda14410 | 2863 | const hda_nid_t *d; |
2f72853c | 2864 | |
9e976976 | 2865 | snd_hda_codec_write_cache(codec, nid, 0, verb, val); |
2f72853c TI |
2866 | d = codec->slave_dig_outs; |
2867 | if (!d) | |
2868 | return; | |
2869 | for (; *d; d++) | |
9e976976 | 2870 | snd_hda_codec_write_cache(codec, *d, 0, verb, val); |
2f72853c TI |
2871 | } |
2872 | ||
2873 | static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid, | |
2874 | int dig1, int dig2) | |
2875 | { | |
2876 | if (dig1 != -1) | |
2877 | set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_1, dig1); | |
2878 | if (dig2 != -1) | |
2879 | set_dig_out(codec, nid, AC_VERB_SET_DIGI_CONVERT_2, dig2); | |
2880 | } | |
2881 | ||
0ba21762 TI |
2882 | static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol, |
2883 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2884 | { |
2885 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 2886 | int idx = kcontrol->private_value; |
e3245cdd TI |
2887 | struct hda_spdif_out *spdif; |
2888 | hda_nid_t nid; | |
1da177e4 LT |
2889 | unsigned short val; |
2890 | int change; | |
2891 | ||
62932df8 | 2892 | mutex_lock(&codec->spdif_mutex); |
e3245cdd TI |
2893 | spdif = snd_array_elem(&codec->spdif_out, idx); |
2894 | nid = spdif->nid; | |
7c935976 | 2895 | spdif->status = ucontrol->value.iec958.status[0] | |
1da177e4 LT |
2896 | ((unsigned int)ucontrol->value.iec958.status[1] << 8) | |
2897 | ((unsigned int)ucontrol->value.iec958.status[2] << 16) | | |
2898 | ((unsigned int)ucontrol->value.iec958.status[3] << 24); | |
7c935976 SW |
2899 | val = convert_from_spdif_status(spdif->status); |
2900 | val |= spdif->ctls & 1; | |
2901 | change = spdif->ctls != val; | |
2902 | spdif->ctls = val; | |
74b654c9 | 2903 | if (change && nid != (u16)-1) |
2f72853c | 2904 | set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff); |
62932df8 | 2905 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2906 | return change; |
2907 | } | |
2908 | ||
a5ce8890 | 2909 | #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info |
1da177e4 | 2910 | |
0ba21762 TI |
2911 | static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol, |
2912 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2913 | { |
2914 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 2915 | int idx = kcontrol->private_value; |
e3245cdd | 2916 | struct hda_spdif_out *spdif; |
1da177e4 | 2917 | |
e3245cdd TI |
2918 | mutex_lock(&codec->spdif_mutex); |
2919 | spdif = snd_array_elem(&codec->spdif_out, idx); | |
7c935976 | 2920 | ucontrol->value.integer.value[0] = spdif->ctls & AC_DIG1_ENABLE; |
e3245cdd | 2921 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2922 | return 0; |
2923 | } | |
2924 | ||
74b654c9 SW |
2925 | static inline void set_spdif_ctls(struct hda_codec *codec, hda_nid_t nid, |
2926 | int dig1, int dig2) | |
2927 | { | |
2928 | set_dig_out_convert(codec, nid, dig1, dig2); | |
2929 | /* unmute amp switch (if any) */ | |
2930 | if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) && | |
2931 | (dig1 & AC_DIG1_ENABLE)) | |
2932 | snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0, | |
2933 | HDA_AMP_MUTE, 0); | |
2934 | } | |
2935 | ||
0ba21762 TI |
2936 | static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol, |
2937 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
2938 | { |
2939 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
7c935976 | 2940 | int idx = kcontrol->private_value; |
e3245cdd TI |
2941 | struct hda_spdif_out *spdif; |
2942 | hda_nid_t nid; | |
1da177e4 LT |
2943 | unsigned short val; |
2944 | int change; | |
2945 | ||
62932df8 | 2946 | mutex_lock(&codec->spdif_mutex); |
e3245cdd TI |
2947 | spdif = snd_array_elem(&codec->spdif_out, idx); |
2948 | nid = spdif->nid; | |
7c935976 | 2949 | val = spdif->ctls & ~AC_DIG1_ENABLE; |
1da177e4 | 2950 | if (ucontrol->value.integer.value[0]) |
0ba21762 | 2951 | val |= AC_DIG1_ENABLE; |
7c935976 | 2952 | change = spdif->ctls != val; |
74b654c9 SW |
2953 | spdif->ctls = val; |
2954 | if (change && nid != (u16)-1) | |
2955 | set_spdif_ctls(codec, nid, val & 0xff, -1); | |
62932df8 | 2956 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
2957 | return change; |
2958 | } | |
2959 | ||
c8b6bf9b | 2960 | static struct snd_kcontrol_new dig_mixes[] = { |
1da177e4 LT |
2961 | { |
2962 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
2963 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 2964 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK), |
1da177e4 LT |
2965 | .info = snd_hda_spdif_mask_info, |
2966 | .get = snd_hda_spdif_cmask_get, | |
2967 | }, | |
2968 | { | |
2969 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
2970 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 2971 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK), |
1da177e4 LT |
2972 | .info = snd_hda_spdif_mask_info, |
2973 | .get = snd_hda_spdif_pmask_get, | |
2974 | }, | |
2975 | { | |
2976 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 2977 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), |
1da177e4 LT |
2978 | .info = snd_hda_spdif_mask_info, |
2979 | .get = snd_hda_spdif_default_get, | |
2980 | .put = snd_hda_spdif_default_put, | |
2981 | }, | |
2982 | { | |
2983 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 2984 | .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), |
1da177e4 LT |
2985 | .info = snd_hda_spdif_out_switch_info, |
2986 | .get = snd_hda_spdif_out_switch_get, | |
2987 | .put = snd_hda_spdif_out_switch_put, | |
2988 | }, | |
2989 | { } /* end */ | |
2990 | }; | |
2991 | ||
2992 | /** | |
dcda5806 | 2993 | * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls |
1da177e4 | 2994 | * @codec: the HDA codec |
dcda5806 TI |
2995 | * @associated_nid: NID that new ctls associated with |
2996 | * @cvt_nid: converter NID | |
2997 | * @type: HDA_PCM_TYPE_* | |
2998 | * Creates controls related with the digital output. | |
2999 | * Called from each patch supporting the digital out. | |
1da177e4 LT |
3000 | * |
3001 | * Returns 0 if successful, or a negative error code. | |
3002 | */ | |
dcda5806 TI |
3003 | int snd_hda_create_dig_out_ctls(struct hda_codec *codec, |
3004 | hda_nid_t associated_nid, | |
3005 | hda_nid_t cvt_nid, | |
3006 | int type) | |
1da177e4 LT |
3007 | { |
3008 | int err; | |
c8b6bf9b TI |
3009 | struct snd_kcontrol *kctl; |
3010 | struct snd_kcontrol_new *dig_mix; | |
ea9b43ad TI |
3011 | int idx = 0; |
3012 | const int spdif_index = 16; | |
7c935976 | 3013 | struct hda_spdif_out *spdif; |
ea9b43ad | 3014 | struct hda_bus *bus = codec->bus; |
1da177e4 | 3015 | |
ea9b43ad | 3016 | if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI && |
dcda5806 | 3017 | type == HDA_PCM_TYPE_SPDIF) { |
ea9b43ad TI |
3018 | idx = spdif_index; |
3019 | } else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF && | |
dcda5806 | 3020 | type == HDA_PCM_TYPE_HDMI) { |
ea9b43ad TI |
3021 | /* suppose a single SPDIF device */ |
3022 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { | |
3023 | kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0); | |
3024 | if (!kctl) | |
3025 | break; | |
3026 | kctl->id.index = spdif_index; | |
dcda5806 | 3027 | } |
ea9b43ad | 3028 | bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI; |
dcda5806 | 3029 | } |
ea9b43ad TI |
3030 | if (!bus->primary_dig_out_type) |
3031 | bus->primary_dig_out_type = type; | |
dcda5806 | 3032 | |
ea9b43ad | 3033 | idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx); |
1afe206a | 3034 | if (idx < 0) { |
4e76a883 | 3035 | codec_err(codec, "too many IEC958 outputs\n"); |
09f99701 TI |
3036 | return -EBUSY; |
3037 | } | |
7c935976 | 3038 | spdif = snd_array_new(&codec->spdif_out); |
25336e8a ML |
3039 | if (!spdif) |
3040 | return -ENOMEM; | |
1da177e4 LT |
3041 | for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { |
3042 | kctl = snd_ctl_new1(dig_mix, codec); | |
b91f080f TI |
3043 | if (!kctl) |
3044 | return -ENOMEM; | |
09f99701 | 3045 | kctl->id.index = idx; |
7c935976 | 3046 | kctl->private_value = codec->spdif_out.used - 1; |
74b654c9 | 3047 | err = snd_hda_ctl_add(codec, associated_nid, kctl); |
0ba21762 | 3048 | if (err < 0) |
1da177e4 LT |
3049 | return err; |
3050 | } | |
74b654c9 SW |
3051 | spdif->nid = cvt_nid; |
3052 | spdif->ctls = snd_hda_codec_read(codec, cvt_nid, 0, | |
7c935976 SW |
3053 | AC_VERB_GET_DIGI_CONVERT_1, 0); |
3054 | spdif->status = convert_to_spdif_status(spdif->ctls); | |
1da177e4 LT |
3055 | return 0; |
3056 | } | |
2698ea98 | 3057 | EXPORT_SYMBOL_GPL(snd_hda_create_dig_out_ctls); |
1da177e4 | 3058 | |
95a962c3 TI |
3059 | /** |
3060 | * snd_hda_spdif_out_of_nid - get the hda_spdif_out entry from the given NID | |
3061 | * @codec: the HDA codec | |
3062 | * @nid: widget NID | |
3063 | * | |
e3245cdd TI |
3064 | * call within spdif_mutex lock |
3065 | */ | |
7c935976 SW |
3066 | struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec, |
3067 | hda_nid_t nid) | |
3068 | { | |
3069 | int i; | |
3070 | for (i = 0; i < codec->spdif_out.used; i++) { | |
3071 | struct hda_spdif_out *spdif = | |
3072 | snd_array_elem(&codec->spdif_out, i); | |
3073 | if (spdif->nid == nid) | |
3074 | return spdif; | |
3075 | } | |
3076 | return NULL; | |
3077 | } | |
2698ea98 | 3078 | EXPORT_SYMBOL_GPL(snd_hda_spdif_out_of_nid); |
7c935976 | 3079 | |
95a962c3 TI |
3080 | /** |
3081 | * snd_hda_spdif_ctls_unassign - Unassign the given SPDIF ctl | |
3082 | * @codec: the HDA codec | |
3083 | * @idx: the SPDIF ctl index | |
3084 | * | |
3085 | * Unassign the widget from the given SPDIF control. | |
3086 | */ | |
74b654c9 SW |
3087 | void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx) |
3088 | { | |
e3245cdd | 3089 | struct hda_spdif_out *spdif; |
74b654c9 SW |
3090 | |
3091 | mutex_lock(&codec->spdif_mutex); | |
e3245cdd | 3092 | spdif = snd_array_elem(&codec->spdif_out, idx); |
74b654c9 SW |
3093 | spdif->nid = (u16)-1; |
3094 | mutex_unlock(&codec->spdif_mutex); | |
3095 | } | |
2698ea98 | 3096 | EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_unassign); |
74b654c9 | 3097 | |
95a962c3 TI |
3098 | /** |
3099 | * snd_hda_spdif_ctls_assign - Assign the SPDIF controls to the given NID | |
3100 | * @codec: the HDA codec | |
3101 | * @idx: the SPDIF ctl idx | |
3102 | * @nid: widget NID | |
3103 | * | |
3104 | * Assign the widget to the SPDIF control with the given index. | |
3105 | */ | |
74b654c9 SW |
3106 | void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid) |
3107 | { | |
e3245cdd | 3108 | struct hda_spdif_out *spdif; |
74b654c9 SW |
3109 | unsigned short val; |
3110 | ||
3111 | mutex_lock(&codec->spdif_mutex); | |
e3245cdd | 3112 | spdif = snd_array_elem(&codec->spdif_out, idx); |
74b654c9 SW |
3113 | if (spdif->nid != nid) { |
3114 | spdif->nid = nid; | |
3115 | val = spdif->ctls; | |
3116 | set_spdif_ctls(codec, nid, val & 0xff, (val >> 8) & 0xff); | |
3117 | } | |
3118 | mutex_unlock(&codec->spdif_mutex); | |
3119 | } | |
2698ea98 | 3120 | EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_assign); |
74b654c9 | 3121 | |
9a08160b TI |
3122 | /* |
3123 | * SPDIF sharing with analog output | |
3124 | */ | |
3125 | static int spdif_share_sw_get(struct snd_kcontrol *kcontrol, | |
3126 | struct snd_ctl_elem_value *ucontrol) | |
3127 | { | |
3128 | struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol); | |
3129 | ucontrol->value.integer.value[0] = mout->share_spdif; | |
3130 | return 0; | |
3131 | } | |
3132 | ||
3133 | static int spdif_share_sw_put(struct snd_kcontrol *kcontrol, | |
3134 | struct snd_ctl_elem_value *ucontrol) | |
3135 | { | |
3136 | struct hda_multi_out *mout = snd_kcontrol_chip(kcontrol); | |
3137 | mout->share_spdif = !!ucontrol->value.integer.value[0]; | |
3138 | return 0; | |
3139 | } | |
3140 | ||
3141 | static struct snd_kcontrol_new spdif_share_sw = { | |
3142 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
3143 | .name = "IEC958 Default PCM Playback Switch", | |
3144 | .info = snd_ctl_boolean_mono_info, | |
3145 | .get = spdif_share_sw_get, | |
3146 | .put = spdif_share_sw_put, | |
3147 | }; | |
3148 | ||
d5191e50 TI |
3149 | /** |
3150 | * snd_hda_create_spdif_share_sw - create Default PCM switch | |
3151 | * @codec: the HDA codec | |
3152 | * @mout: multi-out instance | |
3153 | */ | |
9a08160b TI |
3154 | int snd_hda_create_spdif_share_sw(struct hda_codec *codec, |
3155 | struct hda_multi_out *mout) | |
3156 | { | |
4c7a548a ML |
3157 | struct snd_kcontrol *kctl; |
3158 | ||
9a08160b TI |
3159 | if (!mout->dig_out_nid) |
3160 | return 0; | |
4c7a548a ML |
3161 | |
3162 | kctl = snd_ctl_new1(&spdif_share_sw, mout); | |
3163 | if (!kctl) | |
3164 | return -ENOMEM; | |
9a08160b | 3165 | /* ATTENTION: here mout is passed as private_data, instead of codec */ |
4c7a548a | 3166 | return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl); |
9a08160b | 3167 | } |
2698ea98 | 3168 | EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw); |
9a08160b | 3169 | |
1da177e4 LT |
3170 | /* |
3171 | * SPDIF input | |
3172 | */ | |
3173 | ||
3174 | #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info | |
3175 | ||
0ba21762 TI |
3176 | static int snd_hda_spdif_in_switch_get(struct snd_kcontrol *kcontrol, |
3177 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3178 | { |
3179 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3180 | ||
3181 | ucontrol->value.integer.value[0] = codec->spdif_in_enable; | |
3182 | return 0; | |
3183 | } | |
3184 | ||
0ba21762 TI |
3185 | static int snd_hda_spdif_in_switch_put(struct snd_kcontrol *kcontrol, |
3186 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3187 | { |
3188 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3189 | hda_nid_t nid = kcontrol->private_value; | |
3190 | unsigned int val = !!ucontrol->value.integer.value[0]; | |
3191 | int change; | |
3192 | ||
62932df8 | 3193 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 3194 | change = codec->spdif_in_enable != val; |
82beb8fd | 3195 | if (change) { |
1da177e4 | 3196 | codec->spdif_in_enable = val; |
82beb8fd TI |
3197 | snd_hda_codec_write_cache(codec, nid, 0, |
3198 | AC_VERB_SET_DIGI_CONVERT_1, val); | |
1da177e4 | 3199 | } |
62932df8 | 3200 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
3201 | return change; |
3202 | } | |
3203 | ||
0ba21762 TI |
3204 | static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol, |
3205 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 LT |
3206 | { |
3207 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
3208 | hda_nid_t nid = kcontrol->private_value; | |
3209 | unsigned short val; | |
3210 | unsigned int sbits; | |
3211 | ||
3982d17e | 3212 | val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0); |
1da177e4 LT |
3213 | sbits = convert_to_spdif_status(val); |
3214 | ucontrol->value.iec958.status[0] = sbits; | |
3215 | ucontrol->value.iec958.status[1] = sbits >> 8; | |
3216 | ucontrol->value.iec958.status[2] = sbits >> 16; | |
3217 | ucontrol->value.iec958.status[3] = sbits >> 24; | |
3218 | return 0; | |
3219 | } | |
3220 | ||
c8b6bf9b | 3221 | static struct snd_kcontrol_new dig_in_ctls[] = { |
1da177e4 LT |
3222 | { |
3223 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3224 | .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, SWITCH), |
1da177e4 LT |
3225 | .info = snd_hda_spdif_in_switch_info, |
3226 | .get = snd_hda_spdif_in_switch_get, | |
3227 | .put = snd_hda_spdif_in_switch_put, | |
3228 | }, | |
3229 | { | |
3230 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
3231 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
28aedaf7 | 3232 | .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT), |
1da177e4 LT |
3233 | .info = snd_hda_spdif_mask_info, |
3234 | .get = snd_hda_spdif_in_status_get, | |
3235 | }, | |
3236 | { } /* end */ | |
3237 | }; | |
3238 | ||
3239 | /** | |
3240 | * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls | |
3241 | * @codec: the HDA codec | |
3242 | * @nid: audio in widget NID | |
3243 | * | |
3244 | * Creates controls related with the SPDIF input. | |
3245 | * Called from each patch supporting the SPDIF in. | |
3246 | * | |
3247 | * Returns 0 if successful, or a negative error code. | |
3248 | */ | |
12f288bf | 3249 | int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid) |
1da177e4 LT |
3250 | { |
3251 | int err; | |
c8b6bf9b TI |
3252 | struct snd_kcontrol *kctl; |
3253 | struct snd_kcontrol_new *dig_mix; | |
09f99701 | 3254 | int idx; |
1da177e4 | 3255 | |
dcda5806 | 3256 | idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch", 0); |
1afe206a | 3257 | if (idx < 0) { |
4e76a883 | 3258 | codec_err(codec, "too many IEC958 inputs\n"); |
09f99701 TI |
3259 | return -EBUSY; |
3260 | } | |
1da177e4 LT |
3261 | for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) { |
3262 | kctl = snd_ctl_new1(dig_mix, codec); | |
c8dcdf82 TI |
3263 | if (!kctl) |
3264 | return -ENOMEM; | |
1da177e4 | 3265 | kctl->private_value = nid; |
3911a4c1 | 3266 | err = snd_hda_ctl_add(codec, nid, kctl); |
0ba21762 | 3267 | if (err < 0) |
1da177e4 LT |
3268 | return err; |
3269 | } | |
0ba21762 | 3270 | codec->spdif_in_enable = |
3982d17e AP |
3271 | snd_hda_codec_read(codec, nid, 0, |
3272 | AC_VERB_GET_DIGI_CONVERT_1, 0) & | |
0ba21762 | 3273 | AC_DIG1_ENABLE; |
1da177e4 LT |
3274 | return 0; |
3275 | } | |
2698ea98 | 3276 | EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls); |
1da177e4 | 3277 | |
82beb8fd TI |
3278 | /* |
3279 | * command cache | |
3280 | */ | |
1da177e4 | 3281 | |
c370dd6e | 3282 | /* build a 31bit cache key with the widget id and the command parameter */ |
b3ac5636 TI |
3283 | #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid) |
3284 | #define get_cmd_cache_nid(key) ((key) & 0xff) | |
3285 | #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff) | |
3286 | ||
3287 | /** | |
3288 | * snd_hda_codec_write_cache - send a single command with caching | |
3289 | * @codec: the HDA codec | |
3290 | * @nid: NID to send the command | |
e7ecc27e | 3291 | * @flags: optional bit flags |
b3ac5636 TI |
3292 | * @verb: the verb to send |
3293 | * @parm: the parameter for the verb | |
3294 | * | |
3295 | * Send a single command without waiting for response. | |
3296 | * | |
3297 | * Returns 0 if successful, or a negative error code. | |
3298 | */ | |
3299 | int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid, | |
e7ecc27e | 3300 | int flags, unsigned int verb, unsigned int parm) |
b3ac5636 | 3301 | { |
c370dd6e | 3302 | int err; |
aa2936f5 TI |
3303 | struct hda_cache_head *c; |
3304 | u32 key; | |
de1e37b7 | 3305 | unsigned int cache_only; |
33fa35ed | 3306 | |
de1e37b7 TI |
3307 | cache_only = codec->cached_write; |
3308 | if (!cache_only) { | |
e7ecc27e | 3309 | err = snd_hda_codec_write(codec, nid, flags, verb, parm); |
c370dd6e TI |
3310 | if (err < 0) |
3311 | return err; | |
3312 | } | |
3313 | ||
aa2936f5 TI |
3314 | /* parm may contain the verb stuff for get/set amp */ |
3315 | verb = verb | (parm >> 8); | |
3316 | parm &= 0xff; | |
3317 | key = build_cmd_cache_key(nid, verb); | |
d068ebc2 | 3318 | mutex_lock(&codec->bus->core.cmd_mutex); |
aa2936f5 | 3319 | c = get_alloc_hash(&codec->cmd_cache, key); |
c370dd6e | 3320 | if (c) { |
aa2936f5 | 3321 | c->val = parm; |
de1e37b7 | 3322 | c->dirty = cache_only; |
c370dd6e | 3323 | } |
d068ebc2 | 3324 | mutex_unlock(&codec->bus->core.cmd_mutex); |
aa2936f5 | 3325 | return 0; |
b3ac5636 | 3326 | } |
2698ea98 | 3327 | EXPORT_SYMBOL_GPL(snd_hda_codec_write_cache); |
b3ac5636 | 3328 | |
a68d5a54 TI |
3329 | /** |
3330 | * snd_hda_codec_update_cache - check cache and write the cmd only when needed | |
3331 | * @codec: the HDA codec | |
3332 | * @nid: NID to send the command | |
e7ecc27e | 3333 | * @flags: optional bit flags |
a68d5a54 TI |
3334 | * @verb: the verb to send |
3335 | * @parm: the parameter for the verb | |
3336 | * | |
3337 | * This function works like snd_hda_codec_write_cache(), but it doesn't send | |
3338 | * command if the parameter is already identical with the cached value. | |
3339 | * If not, it sends the command and refreshes the cache. | |
3340 | * | |
3341 | * Returns 0 if successful, or a negative error code. | |
3342 | */ | |
3343 | int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid, | |
e7ecc27e | 3344 | int flags, unsigned int verb, unsigned int parm) |
a68d5a54 TI |
3345 | { |
3346 | struct hda_cache_head *c; | |
3347 | u32 key; | |
3348 | ||
3349 | /* parm may contain the verb stuff for get/set amp */ | |
3350 | verb = verb | (parm >> 8); | |
3351 | parm &= 0xff; | |
3352 | key = build_cmd_cache_key(nid, verb); | |
d068ebc2 | 3353 | mutex_lock(&codec->bus->core.cmd_mutex); |
a68d5a54 TI |
3354 | c = get_hash(&codec->cmd_cache, key); |
3355 | if (c && c->val == parm) { | |
d068ebc2 | 3356 | mutex_unlock(&codec->bus->core.cmd_mutex); |
a68d5a54 TI |
3357 | return 0; |
3358 | } | |
d068ebc2 | 3359 | mutex_unlock(&codec->bus->core.cmd_mutex); |
e7ecc27e | 3360 | return snd_hda_codec_write_cache(codec, nid, flags, verb, parm); |
a68d5a54 | 3361 | } |
2698ea98 | 3362 | EXPORT_SYMBOL_GPL(snd_hda_codec_update_cache); |
a68d5a54 | 3363 | |
d5191e50 TI |
3364 | /** |
3365 | * snd_hda_codec_resume_cache - Resume the all commands from the cache | |
3366 | * @codec: HD-audio codec | |
3367 | * | |
3368 | * Execute all verbs recorded in the command caches to resume. | |
3369 | */ | |
b3ac5636 TI |
3370 | void snd_hda_codec_resume_cache(struct hda_codec *codec) |
3371 | { | |
b3ac5636 TI |
3372 | int i; |
3373 | ||
c370dd6e | 3374 | mutex_lock(&codec->hash_mutex); |
aa88a355 | 3375 | codec->cached_write = 0; |
c370dd6e TI |
3376 | for (i = 0; i < codec->cmd_cache.buf.used; i++) { |
3377 | struct hda_cache_head *buffer; | |
3378 | u32 key; | |
3379 | ||
3380 | buffer = snd_array_elem(&codec->cmd_cache.buf, i); | |
3381 | key = buffer->key; | |
b3ac5636 TI |
3382 | if (!key) |
3383 | continue; | |
c370dd6e TI |
3384 | if (!buffer->dirty) |
3385 | continue; | |
3386 | buffer->dirty = 0; | |
3387 | mutex_unlock(&codec->hash_mutex); | |
b3ac5636 TI |
3388 | snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0, |
3389 | get_cmd_cache_cmd(key), buffer->val); | |
c370dd6e | 3390 | mutex_lock(&codec->hash_mutex); |
b3ac5636 | 3391 | } |
c370dd6e | 3392 | mutex_unlock(&codec->hash_mutex); |
b3ac5636 | 3393 | } |
2698ea98 | 3394 | EXPORT_SYMBOL_GPL(snd_hda_codec_resume_cache); |
b3ac5636 TI |
3395 | |
3396 | /** | |
3397 | * snd_hda_sequence_write_cache - sequence writes with caching | |
3398 | * @codec: the HDA codec | |
3399 | * @seq: VERB array to send | |
3400 | * | |
3401 | * Send the commands sequentially from the given array. | |
3402 | * Thte commands are recorded on cache for power-save and resume. | |
3403 | * The array must be terminated with NID=0. | |
3404 | */ | |
3405 | void snd_hda_sequence_write_cache(struct hda_codec *codec, | |
3406 | const struct hda_verb *seq) | |
3407 | { | |
3408 | for (; seq->nid; seq++) | |
3409 | snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb, | |
3410 | seq->param); | |
3411 | } | |
2698ea98 | 3412 | EXPORT_SYMBOL_GPL(snd_hda_sequence_write_cache); |
b3ac5636 | 3413 | |
dc870f38 TI |
3414 | /** |
3415 | * snd_hda_codec_flush_cache - Execute all pending (cached) amps / verbs | |
3416 | * @codec: HD-audio codec | |
3417 | */ | |
3418 | void snd_hda_codec_flush_cache(struct hda_codec *codec) | |
3419 | { | |
3420 | snd_hda_codec_resume_amp(codec); | |
3421 | snd_hda_codec_resume_cache(codec); | |
3422 | } | |
2698ea98 | 3423 | EXPORT_SYMBOL_GPL(snd_hda_codec_flush_cache); |
dc870f38 | 3424 | |
95a962c3 TI |
3425 | /** |
3426 | * snd_hda_codec_set_power_to_all - Set the power state to all widgets | |
3427 | * @codec: the HDA codec | |
3428 | * @fg: function group (not used now) | |
3429 | * @power_state: the power state to set (AC_PWRST_*) | |
3430 | * | |
3431 | * Set the given power state to all widgets that have the power control. | |
3432 | * If the codec has power_filter set, it evaluates the power state and | |
3433 | * filter out if it's unchanged as D3. | |
3434 | */ | |
4d7fbdbc | 3435 | void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg, |
9419ab6b | 3436 | unsigned int power_state) |
54d17403 | 3437 | { |
7639a06c | 3438 | hda_nid_t nid; |
54d17403 | 3439 | |
7639a06c | 3440 | for_each_hda_codec_node(nid, codec) { |
7eba5c9d | 3441 | unsigned int wcaps = get_wcaps(codec, nid); |
9419ab6b | 3442 | unsigned int state = power_state; |
4d7fbdbc TI |
3443 | if (!(wcaps & AC_WCAP_POWER)) |
3444 | continue; | |
9419ab6b TI |
3445 | if (codec->power_filter) { |
3446 | state = codec->power_filter(codec, nid, power_state); | |
3447 | if (state != power_state && power_state == AC_PWRST_D3) | |
4d7fbdbc | 3448 | continue; |
1194b5b7 | 3449 | } |
4d7fbdbc | 3450 | snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, |
9419ab6b | 3451 | state); |
54d17403 | 3452 | } |
cb53c626 | 3453 | } |
2698ea98 | 3454 | EXPORT_SYMBOL_GPL(snd_hda_codec_set_power_to_all); |
4d7fbdbc | 3455 | |
432c641e TI |
3456 | /* |
3457 | * wait until the state is reached, returns the current state | |
3458 | */ | |
3459 | static unsigned int hda_sync_power_state(struct hda_codec *codec, | |
3460 | hda_nid_t fg, | |
3461 | unsigned int power_state) | |
3462 | { | |
3463 | unsigned long end_time = jiffies + msecs_to_jiffies(500); | |
3464 | unsigned int state, actual_state; | |
3465 | ||
3466 | for (;;) { | |
3467 | state = snd_hda_codec_read(codec, fg, 0, | |
3468 | AC_VERB_GET_POWER_STATE, 0); | |
3469 | if (state & AC_PWRST_ERROR) | |
3470 | break; | |
3471 | actual_state = (state >> 4) & 0x0f; | |
3472 | if (actual_state == power_state) | |
3473 | break; | |
3474 | if (time_after_eq(jiffies, end_time)) | |
3475 | break; | |
3476 | /* wait until the codec reachs to the target state */ | |
3477 | msleep(1); | |
3478 | } | |
3479 | return state; | |
3480 | } | |
3481 | ||
95a962c3 TI |
3482 | /** |
3483 | * snd_hda_codec_eapd_power_filter - A power filter callback for EAPD | |
3484 | * @codec: the HDA codec | |
3485 | * @nid: widget NID | |
3486 | * @power_state: power state to evalue | |
3487 | * | |
3488 | * Don't power down the widget if it controls eapd and EAPD_BTLENABLE is set. | |
3489 | * This can be used a codec power_filter callback. | |
3490 | */ | |
ba615b86 TI |
3491 | unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec, |
3492 | hda_nid_t nid, | |
3493 | unsigned int power_state) | |
9419ab6b | 3494 | { |
7639a06c | 3495 | if (nid == codec->core.afg || nid == codec->core.mfg) |
dfc6e469 | 3496 | return power_state; |
9419ab6b TI |
3497 | if (power_state == AC_PWRST_D3 && |
3498 | get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN && | |
3499 | (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) { | |
3500 | int eapd = snd_hda_codec_read(codec, nid, 0, | |
3501 | AC_VERB_GET_EAPD_BTLENABLE, 0); | |
3502 | if (eapd & 0x02) | |
3503 | return AC_PWRST_D0; | |
3504 | } | |
3505 | return power_state; | |
3506 | } | |
2698ea98 | 3507 | EXPORT_SYMBOL_GPL(snd_hda_codec_eapd_power_filter); |
9419ab6b | 3508 | |
4d7fbdbc | 3509 | /* |
08fa20ae | 3510 | * set power state of the codec, and return the power state |
4d7fbdbc | 3511 | */ |
d819387e | 3512 | static unsigned int hda_set_power_state(struct hda_codec *codec, |
08fa20ae | 3513 | unsigned int power_state) |
4d7fbdbc | 3514 | { |
7639a06c | 3515 | hda_nid_t fg = codec->core.afg ? codec->core.afg : codec->core.mfg; |
09617ce4 WX |
3516 | int count; |
3517 | unsigned int state; | |
63e51fd7 | 3518 | int flags = 0; |
09617ce4 | 3519 | |
4d7fbdbc | 3520 | /* this delay seems necessary to avoid click noise at power-down */ |
0f4ccbb0 | 3521 | if (power_state == AC_PWRST_D3) { |
7f132927 | 3522 | if (codec->depop_delay < 0) |
7639a06c | 3523 | msleep(codec_has_epss(codec) ? 10 : 100); |
7f132927 ML |
3524 | else if (codec->depop_delay > 0) |
3525 | msleep(codec->depop_delay); | |
63e51fd7 | 3526 | flags = HDA_RW_NO_RESPONSE_FALLBACK; |
0f4ccbb0 | 3527 | } |
09617ce4 WX |
3528 | |
3529 | /* repeat power states setting at most 10 times*/ | |
3530 | for (count = 0; count < 10; count++) { | |
432c641e TI |
3531 | if (codec->patch_ops.set_power_state) |
3532 | codec->patch_ops.set_power_state(codec, fg, | |
3533 | power_state); | |
3534 | else { | |
dfc6e469 TI |
3535 | state = power_state; |
3536 | if (codec->power_filter) | |
3537 | state = codec->power_filter(codec, fg, state); | |
3538 | if (state == power_state || power_state != AC_PWRST_D3) | |
3539 | snd_hda_codec_read(codec, fg, flags, | |
3540 | AC_VERB_SET_POWER_STATE, | |
3541 | state); | |
9419ab6b | 3542 | snd_hda_codec_set_power_to_all(codec, fg, power_state); |
432c641e TI |
3543 | } |
3544 | state = hda_sync_power_state(codec, fg, power_state); | |
09617ce4 WX |
3545 | if (!(state & AC_PWRST_ERROR)) |
3546 | break; | |
3547 | } | |
b8dfc462 | 3548 | |
08fa20ae | 3549 | return state; |
4d7fbdbc | 3550 | } |
cb53c626 | 3551 | |
b9c590bb TI |
3552 | /* sync power states of all widgets; |
3553 | * this is called at the end of codec parsing | |
3554 | */ | |
3555 | static void sync_power_up_states(struct hda_codec *codec) | |
3556 | { | |
7639a06c | 3557 | hda_nid_t nid; |
b9c590bb | 3558 | |
ba615b86 TI |
3559 | /* don't care if no filter is used */ |
3560 | if (!codec->power_filter) | |
b9c590bb TI |
3561 | return; |
3562 | ||
7639a06c | 3563 | for_each_hda_codec_node(nid, codec) { |
b9c590bb | 3564 | unsigned int wcaps = get_wcaps(codec, nid); |
9040d102 | 3565 | unsigned int target; |
b9c590bb TI |
3566 | if (!(wcaps & AC_WCAP_POWER)) |
3567 | continue; | |
3568 | target = codec->power_filter(codec, nid, AC_PWRST_D0); | |
3569 | if (target == AC_PWRST_D0) | |
3570 | continue; | |
9040d102 | 3571 | if (!snd_hda_check_power_state(codec, nid, target)) |
b9c590bb TI |
3572 | snd_hda_codec_write(codec, nid, 0, |
3573 | AC_VERB_SET_POWER_STATE, target); | |
3574 | } | |
3575 | } | |
3576 | ||
648a8d27 | 3577 | #ifdef CONFIG_SND_HDA_RECONFIG |
11aeff08 TI |
3578 | /* execute additional init verbs */ |
3579 | static void hda_exec_init_verbs(struct hda_codec *codec) | |
3580 | { | |
3581 | if (codec->init_verbs.list) | |
3582 | snd_hda_sequence_write(codec, codec->init_verbs.list); | |
3583 | } | |
3584 | #else | |
3585 | static inline void hda_exec_init_verbs(struct hda_codec *codec) {} | |
3586 | #endif | |
3587 | ||
2a43952a | 3588 | #ifdef CONFIG_PM |
cc72da7d TI |
3589 | /* update the power on/off account with the current jiffies */ |
3590 | static void update_power_acct(struct hda_codec *codec, bool on) | |
3591 | { | |
3592 | unsigned long delta = jiffies - codec->power_jiffies; | |
3593 | ||
3594 | if (on) | |
3595 | codec->power_on_acct += delta; | |
3596 | else | |
3597 | codec->power_off_acct += delta; | |
3598 | codec->power_jiffies += delta; | |
3599 | } | |
3600 | ||
3601 | void snd_hda_update_power_acct(struct hda_codec *codec) | |
3602 | { | |
3603 | update_power_acct(codec, hda_codec_is_power_on(codec)); | |
3604 | } | |
3605 | ||
cb53c626 TI |
3606 | /* |
3607 | * call suspend and power-down; used both from PM and power-save | |
08fa20ae | 3608 | * this function returns the power state in the end |
cb53c626 | 3609 | */ |
cc72da7d | 3610 | static unsigned int hda_call_codec_suspend(struct hda_codec *codec) |
cb53c626 | 3611 | { |
08fa20ae TI |
3612 | unsigned int state; |
3613 | ||
7639a06c | 3614 | atomic_inc(&codec->core.in_pm); |
989c3187 | 3615 | |
cb53c626 | 3616 | if (codec->patch_ops.suspend) |
68cb2b55 | 3617 | codec->patch_ops.suspend(codec); |
eb541337 | 3618 | hda_cleanup_all_streams(codec); |
d819387e | 3619 | state = hda_set_power_state(codec, AC_PWRST_D3); |
cc72da7d | 3620 | update_power_acct(codec, true); |
7639a06c | 3621 | atomic_dec(&codec->core.in_pm); |
08fa20ae | 3622 | return state; |
54d17403 TI |
3623 | } |
3624 | ||
c370dd6e TI |
3625 | /* mark all entries of cmd and amp caches dirty */ |
3626 | static void hda_mark_cmd_cache_dirty(struct hda_codec *codec) | |
3627 | { | |
3628 | int i; | |
3629 | for (i = 0; i < codec->cmd_cache.buf.used; i++) { | |
3630 | struct hda_cache_head *cmd; | |
3631 | cmd = snd_array_elem(&codec->cmd_cache.buf, i); | |
3632 | cmd->dirty = 1; | |
3633 | } | |
3634 | for (i = 0; i < codec->amp_cache.buf.used; i++) { | |
3635 | struct hda_amp_info *amp; | |
f038fcac | 3636 | amp = snd_array_elem(&codec->amp_cache.buf, i); |
c370dd6e TI |
3637 | amp->head.dirty = 1; |
3638 | } | |
3639 | } | |
3640 | ||
cb53c626 TI |
3641 | /* |
3642 | * kick up codec; used both from PM and power-save | |
3643 | */ | |
3644 | static void hda_call_codec_resume(struct hda_codec *codec) | |
3645 | { | |
7639a06c | 3646 | atomic_inc(&codec->core.in_pm); |
989c3187 | 3647 | |
c370dd6e TI |
3648 | hda_mark_cmd_cache_dirty(codec); |
3649 | ||
cc72da7d | 3650 | codec->power_jiffies = jiffies; |
cc72da7d | 3651 | |
d819387e | 3652 | hda_set_power_state(codec, AC_PWRST_D0); |
ac0547dc | 3653 | restore_shutup_pins(codec); |
11aeff08 | 3654 | hda_exec_init_verbs(codec); |
31614bb8 | 3655 | snd_hda_jack_set_dirty_all(codec); |
cb53c626 TI |
3656 | if (codec->patch_ops.resume) |
3657 | codec->patch_ops.resume(codec); | |
3658 | else { | |
9d99f312 TI |
3659 | if (codec->patch_ops.init) |
3660 | codec->patch_ops.init(codec); | |
cb53c626 TI |
3661 | snd_hda_codec_resume_amp(codec); |
3662 | snd_hda_codec_resume_cache(codec); | |
3663 | } | |
26a6cb6c DH |
3664 | |
3665 | if (codec->jackpoll_interval) | |
3666 | hda_jackpoll_work(&codec->jackpoll_work.work); | |
31614bb8 | 3667 | else |
26a6cb6c | 3668 | snd_hda_jack_report_sync(codec); |
7639a06c | 3669 | atomic_dec(&codec->core.in_pm); |
cb53c626 | 3670 | } |
59ed1ead | 3671 | |
cc72da7d | 3672 | static int hda_codec_runtime_suspend(struct device *dev) |
59ed1ead TI |
3673 | { |
3674 | struct hda_codec *codec = dev_to_hda_codec(dev); | |
bbbc7e85 | 3675 | struct hda_pcm *pcm; |
cc72da7d | 3676 | unsigned int state; |
59ed1ead TI |
3677 | |
3678 | cancel_delayed_work_sync(&codec->jackpoll_work); | |
bbbc7e85 TI |
3679 | list_for_each_entry(pcm, &codec->pcm_list_head, list) |
3680 | snd_pcm_suspend_all(pcm->pcm); | |
cc72da7d | 3681 | state = hda_call_codec_suspend(codec); |
7639a06c TI |
3682 | if (codec_has_clkstop(codec) && codec_has_epss(codec) && |
3683 | (state & AC_PWRST_CLK_STOP_OK)) | |
3684 | snd_hdac_codec_link_down(&codec->core); | |
59ed1ead TI |
3685 | return 0; |
3686 | } | |
3687 | ||
cc72da7d | 3688 | static int hda_codec_runtime_resume(struct device *dev) |
59ed1ead | 3689 | { |
55ed9cd1 TI |
3690 | struct hda_codec *codec = dev_to_hda_codec(dev); |
3691 | ||
7639a06c | 3692 | snd_hdac_codec_link_up(&codec->core); |
55ed9cd1 | 3693 | hda_call_codec_resume(codec); |
cc72da7d | 3694 | pm_runtime_mark_last_busy(dev); |
59ed1ead TI |
3695 | return 0; |
3696 | } | |
2a43952a | 3697 | #endif /* CONFIG_PM */ |
cb53c626 | 3698 | |
59ed1ead TI |
3699 | /* referred in hda_bind.c */ |
3700 | const struct dev_pm_ops hda_codec_driver_pm = { | |
cc72da7d TI |
3701 | SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, |
3702 | pm_runtime_force_resume) | |
3703 | SET_RUNTIME_PM_OPS(hda_codec_runtime_suspend, hda_codec_runtime_resume, | |
3704 | NULL) | |
59ed1ead | 3705 | }; |
54d17403 | 3706 | |
9c9a5175 TI |
3707 | /* |
3708 | * add standard channel maps if not specified | |
3709 | */ | |
3710 | static int add_std_chmaps(struct hda_codec *codec) | |
3711 | { | |
bbbc7e85 TI |
3712 | struct hda_pcm *pcm; |
3713 | int str, err; | |
9c9a5175 | 3714 | |
bbbc7e85 | 3715 | list_for_each_entry(pcm, &codec->pcm_list_head, list) { |
9c9a5175 | 3716 | for (str = 0; str < 2; str++) { |
bbbc7e85 | 3717 | struct hda_pcm_stream *hinfo = &pcm->stream[str]; |
9c9a5175 | 3718 | struct snd_pcm_chmap *chmap; |
ee81abb6 | 3719 | const struct snd_pcm_chmap_elem *elem; |
9c9a5175 | 3720 | |
bbbc7e85 | 3721 | if (pcm->own_chmap) |
9c9a5175 TI |
3722 | continue; |
3723 | if (!pcm || !hinfo->substreams) | |
3724 | continue; | |
ee81abb6 | 3725 | elem = hinfo->chmap ? hinfo->chmap : snd_pcm_std_chmaps; |
bbbc7e85 | 3726 | err = snd_pcm_add_chmap_ctls(pcm->pcm, str, elem, |
9c9a5175 TI |
3727 | hinfo->channels_max, |
3728 | 0, &chmap); | |
3729 | if (err < 0) | |
3730 | return err; | |
3731 | chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; | |
3732 | } | |
3733 | } | |
3734 | return 0; | |
3735 | } | |
3736 | ||
ee81abb6 TI |
3737 | /* default channel maps for 2.1 speakers; |
3738 | * since HD-audio supports only stereo, odd number channels are omitted | |
3739 | */ | |
3740 | const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[] = { | |
3741 | { .channels = 2, | |
3742 | .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } }, | |
3743 | { .channels = 4, | |
3744 | .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR, | |
3745 | SNDRV_CHMAP_LFE, SNDRV_CHMAP_LFE } }, | |
3746 | { } | |
3747 | }; | |
3748 | EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps); | |
3749 | ||
6c1f45ea TI |
3750 | int snd_hda_codec_build_controls(struct hda_codec *codec) |
3751 | { | |
3752 | int err = 0; | |
11aeff08 | 3753 | hda_exec_init_verbs(codec); |
6c1f45ea TI |
3754 | /* continue to initialize... */ |
3755 | if (codec->patch_ops.init) | |
3756 | err = codec->patch_ops.init(codec); | |
3757 | if (!err && codec->patch_ops.build_controls) | |
3758 | err = codec->patch_ops.build_controls(codec); | |
6c1f45ea TI |
3759 | if (err < 0) |
3760 | return err; | |
9c9a5175 TI |
3761 | |
3762 | /* we create chmaps here instead of build_pcms */ | |
3763 | err = add_std_chmaps(codec); | |
3764 | if (err < 0) | |
3765 | return err; | |
3766 | ||
26a6cb6c DH |
3767 | if (codec->jackpoll_interval) |
3768 | hda_jackpoll_work(&codec->jackpoll_work.work); | |
3769 | else | |
3770 | snd_hda_jack_report_sync(codec); /* call at the last init point */ | |
b9c590bb | 3771 | sync_power_up_states(codec); |
1da177e4 LT |
3772 | return 0; |
3773 | } | |
3774 | ||
1da177e4 LT |
3775 | /* |
3776 | * stream formats | |
3777 | */ | |
befdf316 TI |
3778 | struct hda_rate_tbl { |
3779 | unsigned int hz; | |
3780 | unsigned int alsa_bits; | |
3781 | unsigned int hda_fmt; | |
3782 | }; | |
3783 | ||
92f10b3f TI |
3784 | /* rate = base * mult / div */ |
3785 | #define HDA_RATE(base, mult, div) \ | |
3786 | (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \ | |
3787 | (((div) - 1) << AC_FMT_DIV_SHIFT)) | |
3788 | ||
befdf316 | 3789 | static struct hda_rate_tbl rate_bits[] = { |
1da177e4 | 3790 | /* rate in Hz, ALSA rate bitmask, HDA format value */ |
9d8f53f2 NG |
3791 | |
3792 | /* autodetected value used in snd_hda_query_supported_pcm */ | |
92f10b3f TI |
3793 | { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) }, |
3794 | { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) }, | |
3795 | { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) }, | |
3796 | { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) }, | |
3797 | { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) }, | |
3798 | { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) }, | |
3799 | { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) }, | |
3800 | { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) }, | |
3801 | { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) }, | |
3802 | { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) }, | |
3803 | { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) }, | |
a961f9fe TI |
3804 | #define AC_PAR_PCM_RATE_BITS 11 |
3805 | /* up to bits 10, 384kHZ isn't supported properly */ | |
3806 | ||
3807 | /* not autodetected value */ | |
92f10b3f | 3808 | { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) }, |
9d8f53f2 | 3809 | |
befdf316 | 3810 | { 0 } /* terminator */ |
1da177e4 LT |
3811 | }; |
3812 | ||
3813 | /** | |
3814 | * snd_hda_calc_stream_format - calculate format bitset | |
6194b99d | 3815 | * @codec: HD-audio codec |
1da177e4 LT |
3816 | * @rate: the sample rate |
3817 | * @channels: the number of channels | |
3818 | * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) | |
3819 | * @maxbps: the max. bps | |
a11e9b16 | 3820 | * @spdif_ctls: HD-audio SPDIF status bits (0 if irrelevant) |
1da177e4 LT |
3821 | * |
3822 | * Calculate the format bitset from the given rate, channels and th PCM format. | |
3823 | * | |
3824 | * Return zero if invalid. | |
3825 | */ | |
6194b99d TI |
3826 | unsigned int snd_hda_calc_stream_format(struct hda_codec *codec, |
3827 | unsigned int rate, | |
1da177e4 LT |
3828 | unsigned int channels, |
3829 | unsigned int format, | |
32c168c8 AH |
3830 | unsigned int maxbps, |
3831 | unsigned short spdif_ctls) | |
1da177e4 LT |
3832 | { |
3833 | int i; | |
3834 | unsigned int val = 0; | |
3835 | ||
befdf316 TI |
3836 | for (i = 0; rate_bits[i].hz; i++) |
3837 | if (rate_bits[i].hz == rate) { | |
3838 | val = rate_bits[i].hda_fmt; | |
1da177e4 LT |
3839 | break; |
3840 | } | |
0ba21762 | 3841 | if (!rate_bits[i].hz) { |
6194b99d | 3842 | codec_dbg(codec, "invalid rate %d\n", rate); |
1da177e4 LT |
3843 | return 0; |
3844 | } | |
3845 | ||
3846 | if (channels == 0 || channels > 8) { | |
6194b99d | 3847 | codec_dbg(codec, "invalid channels %d\n", channels); |
1da177e4 LT |
3848 | return 0; |
3849 | } | |
3850 | val |= channels - 1; | |
3851 | ||
3852 | switch (snd_pcm_format_width(format)) { | |
28aedaf7 | 3853 | case 8: |
92f10b3f | 3854 | val |= AC_FMT_BITS_8; |
28aedaf7 NL |
3855 | break; |
3856 | case 16: | |
92f10b3f | 3857 | val |= AC_FMT_BITS_16; |
28aedaf7 | 3858 | break; |
1da177e4 LT |
3859 | case 20: |
3860 | case 24: | |
3861 | case 32: | |
b0bb3aa6 | 3862 | if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) |
92f10b3f | 3863 | val |= AC_FMT_BITS_32; |
1da177e4 | 3864 | else if (maxbps >= 24) |
92f10b3f | 3865 | val |= AC_FMT_BITS_24; |
1da177e4 | 3866 | else |
92f10b3f | 3867 | val |= AC_FMT_BITS_20; |
1da177e4 LT |
3868 | break; |
3869 | default: | |
6194b99d | 3870 | codec_dbg(codec, "invalid format width %d\n", |
4e76a883 | 3871 | snd_pcm_format_width(format)); |
1da177e4 LT |
3872 | return 0; |
3873 | } | |
3874 | ||
32c168c8 | 3875 | if (spdif_ctls & AC_DIG1_NONAUDIO) |
92f10b3f | 3876 | val |= AC_FMT_TYPE_NON_PCM; |
32c168c8 | 3877 | |
1da177e4 LT |
3878 | return val; |
3879 | } | |
2698ea98 | 3880 | EXPORT_SYMBOL_GPL(snd_hda_calc_stream_format); |
1da177e4 | 3881 | |
c3b6bcc2 TI |
3882 | static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid, |
3883 | int dir) | |
92c7c8a7 TI |
3884 | { |
3885 | unsigned int val = 0; | |
7639a06c | 3886 | if (nid != codec->core.afg && |
92c7c8a7 TI |
3887 | (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) |
3888 | val = snd_hda_param_read(codec, nid, AC_PAR_PCM); | |
3889 | if (!val || val == -1) | |
7639a06c | 3890 | val = snd_hda_param_read(codec, codec->core.afg, AC_PAR_PCM); |
92c7c8a7 TI |
3891 | if (!val || val == -1) |
3892 | return 0; | |
3893 | return val; | |
3894 | } | |
3895 | ||
3896 | static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid) | |
3897 | { | |
c3b6bcc2 | 3898 | return query_caps_hash(codec, nid, 0, HDA_HASH_PARPCM_KEY(nid), |
92c7c8a7 TI |
3899 | get_pcm_param); |
3900 | } | |
3901 | ||
c3b6bcc2 TI |
3902 | static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid, |
3903 | int dir) | |
92c7c8a7 TI |
3904 | { |
3905 | unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); | |
3906 | if (!streams || streams == -1) | |
7639a06c | 3907 | streams = snd_hda_param_read(codec, codec->core.afg, AC_PAR_STREAM); |
92c7c8a7 TI |
3908 | if (!streams || streams == -1) |
3909 | return 0; | |
3910 | return streams; | |
3911 | } | |
3912 | ||
3913 | static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) | |
3914 | { | |
c3b6bcc2 | 3915 | return query_caps_hash(codec, nid, 0, HDA_HASH_PARSTR_KEY(nid), |
92c7c8a7 TI |
3916 | get_stream_param); |
3917 | } | |
3918 | ||
1da177e4 LT |
3919 | /** |
3920 | * snd_hda_query_supported_pcm - query the supported PCM rates and formats | |
3921 | * @codec: the HDA codec | |
3922 | * @nid: NID to query | |
3923 | * @ratesp: the pointer to store the detected rate bitflags | |
3924 | * @formatsp: the pointer to store the detected formats | |
3925 | * @bpsp: the pointer to store the detected format widths | |
3926 | * | |
3927 | * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp | |
3928 | * or @bsps argument is ignored. | |
3929 | * | |
3930 | * Returns 0 if successful, otherwise a negative error code. | |
3931 | */ | |
384a48d7 | 3932 | int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, |
1da177e4 LT |
3933 | u32 *ratesp, u64 *formatsp, unsigned int *bpsp) |
3934 | { | |
ee504710 | 3935 | unsigned int i, val, wcaps; |
1da177e4 | 3936 | |
ee504710 | 3937 | wcaps = get_wcaps(codec, nid); |
92c7c8a7 | 3938 | val = query_pcm_param(codec, nid); |
1da177e4 LT |
3939 | |
3940 | if (ratesp) { | |
3941 | u32 rates = 0; | |
a961f9fe | 3942 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) { |
1da177e4 | 3943 | if (val & (1 << i)) |
befdf316 | 3944 | rates |= rate_bits[i].alsa_bits; |
1da177e4 | 3945 | } |
ee504710 | 3946 | if (rates == 0) { |
4e76a883 TI |
3947 | codec_err(codec, |
3948 | "rates == 0 (nid=0x%x, val=0x%x, ovrd=%i)\n", | |
3949 | nid, val, | |
3950 | (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); | |
ee504710 JK |
3951 | return -EIO; |
3952 | } | |
1da177e4 LT |
3953 | *ratesp = rates; |
3954 | } | |
3955 | ||
3956 | if (formatsp || bpsp) { | |
3957 | u64 formats = 0; | |
ee504710 | 3958 | unsigned int streams, bps; |
1da177e4 | 3959 | |
92c7c8a7 TI |
3960 | streams = query_stream_param(codec, nid); |
3961 | if (!streams) | |
1da177e4 | 3962 | return -EIO; |
1da177e4 LT |
3963 | |
3964 | bps = 0; | |
3965 | if (streams & AC_SUPFMT_PCM) { | |
3966 | if (val & AC_SUPPCM_BITS_8) { | |
3967 | formats |= SNDRV_PCM_FMTBIT_U8; | |
3968 | bps = 8; | |
3969 | } | |
3970 | if (val & AC_SUPPCM_BITS_16) { | |
3971 | formats |= SNDRV_PCM_FMTBIT_S16_LE; | |
3972 | bps = 16; | |
3973 | } | |
3974 | if (wcaps & AC_WCAP_DIGITAL) { | |
3975 | if (val & AC_SUPPCM_BITS_32) | |
3976 | formats |= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE; | |
3977 | if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24)) | |
3978 | formats |= SNDRV_PCM_FMTBIT_S32_LE; | |
3979 | if (val & AC_SUPPCM_BITS_24) | |
3980 | bps = 24; | |
3981 | else if (val & AC_SUPPCM_BITS_20) | |
3982 | bps = 20; | |
0ba21762 TI |
3983 | } else if (val & (AC_SUPPCM_BITS_20|AC_SUPPCM_BITS_24| |
3984 | AC_SUPPCM_BITS_32)) { | |
1da177e4 LT |
3985 | formats |= SNDRV_PCM_FMTBIT_S32_LE; |
3986 | if (val & AC_SUPPCM_BITS_32) | |
3987 | bps = 32; | |
1da177e4 LT |
3988 | else if (val & AC_SUPPCM_BITS_24) |
3989 | bps = 24; | |
33ef7651 NG |
3990 | else if (val & AC_SUPPCM_BITS_20) |
3991 | bps = 20; | |
1da177e4 LT |
3992 | } |
3993 | } | |
8c7dd890 | 3994 | #if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ |
b5025c50 | 3995 | if (streams & AC_SUPFMT_FLOAT32) { |
1da177e4 | 3996 | formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; |
b0bb3aa6 TI |
3997 | if (!bps) |
3998 | bps = 32; | |
b5025c50 | 3999 | } |
8c7dd890 | 4000 | #endif |
b5025c50 | 4001 | if (streams == AC_SUPFMT_AC3) { |
0ba21762 | 4002 | /* should be exclusive */ |
1da177e4 LT |
4003 | /* temporary hack: we have still no proper support |
4004 | * for the direct AC3 stream... | |
4005 | */ | |
4006 | formats |= SNDRV_PCM_FMTBIT_U8; | |
4007 | bps = 8; | |
4008 | } | |
ee504710 | 4009 | if (formats == 0) { |
4e76a883 TI |
4010 | codec_err(codec, |
4011 | "formats == 0 (nid=0x%x, val=0x%x, ovrd=%i, streams=0x%x)\n", | |
4012 | nid, val, | |
4013 | (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, | |
4014 | streams); | |
ee504710 JK |
4015 | return -EIO; |
4016 | } | |
1da177e4 LT |
4017 | if (formatsp) |
4018 | *formatsp = formats; | |
4019 | if (bpsp) | |
4020 | *bpsp = bps; | |
4021 | } | |
4022 | ||
4023 | return 0; | |
4024 | } | |
2698ea98 | 4025 | EXPORT_SYMBOL_GPL(snd_hda_query_supported_pcm); |
1da177e4 LT |
4026 | |
4027 | /** | |
d5191e50 TI |
4028 | * snd_hda_is_supported_format - Check the validity of the format |
4029 | * @codec: HD-audio codec | |
4030 | * @nid: NID to check | |
4031 | * @format: the HD-audio format value to check | |
4032 | * | |
4033 | * Check whether the given node supports the format value. | |
1da177e4 LT |
4034 | * |
4035 | * Returns 1 if supported, 0 if not. | |
4036 | */ | |
4037 | int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, | |
4038 | unsigned int format) | |
4039 | { | |
4040 | int i; | |
4041 | unsigned int val = 0, rate, stream; | |
4042 | ||
92c7c8a7 TI |
4043 | val = query_pcm_param(codec, nid); |
4044 | if (!val) | |
4045 | return 0; | |
1da177e4 LT |
4046 | |
4047 | rate = format & 0xff00; | |
a961f9fe | 4048 | for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) |
befdf316 | 4049 | if (rate_bits[i].hda_fmt == rate) { |
1da177e4 LT |
4050 | if (val & (1 << i)) |
4051 | break; | |
4052 | return 0; | |
4053 | } | |
a961f9fe | 4054 | if (i >= AC_PAR_PCM_RATE_BITS) |
1da177e4 LT |
4055 | return 0; |
4056 | ||
92c7c8a7 TI |
4057 | stream = query_stream_param(codec, nid); |
4058 | if (!stream) | |
1da177e4 LT |
4059 | return 0; |
4060 | ||
4061 | if (stream & AC_SUPFMT_PCM) { | |
4062 | switch (format & 0xf0) { | |
4063 | case 0x00: | |
0ba21762 | 4064 | if (!(val & AC_SUPPCM_BITS_8)) |
1da177e4 LT |
4065 | return 0; |
4066 | break; | |
4067 | case 0x10: | |
0ba21762 | 4068 | if (!(val & AC_SUPPCM_BITS_16)) |
1da177e4 LT |
4069 | return 0; |
4070 | break; | |
4071 | case 0x20: | |
0ba21762 | 4072 | if (!(val & AC_SUPPCM_BITS_20)) |
1da177e4 LT |
4073 | return 0; |
4074 | break; | |
4075 | case 0x30: | |
0ba21762 | 4076 | if (!(val & AC_SUPPCM_BITS_24)) |
1da177e4 LT |
4077 | return 0; |
4078 | break; | |
4079 | case 0x40: | |
0ba21762 | 4080 | if (!(val & AC_SUPPCM_BITS_32)) |
1da177e4 LT |
4081 | return 0; |
4082 | break; | |
4083 | default: | |
4084 | return 0; | |
4085 | } | |
4086 | } else { | |
4087 | /* FIXME: check for float32 and AC3? */ | |
4088 | } | |
4089 | ||
4090 | return 1; | |
4091 | } | |
2698ea98 | 4092 | EXPORT_SYMBOL_GPL(snd_hda_is_supported_format); |
1da177e4 LT |
4093 | |
4094 | /* | |
4095 | * PCM stuff | |
4096 | */ | |
4097 | static int hda_pcm_default_open_close(struct hda_pcm_stream *hinfo, | |
4098 | struct hda_codec *codec, | |
c8b6bf9b | 4099 | struct snd_pcm_substream *substream) |
1da177e4 LT |
4100 | { |
4101 | return 0; | |
4102 | } | |
4103 | ||
4104 | static int hda_pcm_default_prepare(struct hda_pcm_stream *hinfo, | |
4105 | struct hda_codec *codec, | |
4106 | unsigned int stream_tag, | |
4107 | unsigned int format, | |
c8b6bf9b | 4108 | struct snd_pcm_substream *substream) |
1da177e4 LT |
4109 | { |
4110 | snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format); | |
4111 | return 0; | |
4112 | } | |
4113 | ||
4114 | static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo, | |
4115 | struct hda_codec *codec, | |
c8b6bf9b | 4116 | struct snd_pcm_substream *substream) |
1da177e4 | 4117 | { |
888afa15 | 4118 | snd_hda_codec_cleanup_stream(codec, hinfo->nid); |
1da177e4 LT |
4119 | return 0; |
4120 | } | |
4121 | ||
6c1f45ea TI |
4122 | static int set_pcm_default_values(struct hda_codec *codec, |
4123 | struct hda_pcm_stream *info) | |
1da177e4 | 4124 | { |
ee504710 JK |
4125 | int err; |
4126 | ||
0ba21762 TI |
4127 | /* query support PCM information from the given NID */ |
4128 | if (info->nid && (!info->rates || !info->formats)) { | |
ee504710 | 4129 | err = snd_hda_query_supported_pcm(codec, info->nid, |
0ba21762 TI |
4130 | info->rates ? NULL : &info->rates, |
4131 | info->formats ? NULL : &info->formats, | |
4132 | info->maxbps ? NULL : &info->maxbps); | |
ee504710 JK |
4133 | if (err < 0) |
4134 | return err; | |
1da177e4 LT |
4135 | } |
4136 | if (info->ops.open == NULL) | |
4137 | info->ops.open = hda_pcm_default_open_close; | |
4138 | if (info->ops.close == NULL) | |
4139 | info->ops.close = hda_pcm_default_open_close; | |
4140 | if (info->ops.prepare == NULL) { | |
da3cec35 TI |
4141 | if (snd_BUG_ON(!info->nid)) |
4142 | return -EINVAL; | |
1da177e4 LT |
4143 | info->ops.prepare = hda_pcm_default_prepare; |
4144 | } | |
1da177e4 | 4145 | if (info->ops.cleanup == NULL) { |
da3cec35 TI |
4146 | if (snd_BUG_ON(!info->nid)) |
4147 | return -EINVAL; | |
1da177e4 LT |
4148 | info->ops.cleanup = hda_pcm_default_cleanup; |
4149 | } | |
4150 | return 0; | |
4151 | } | |
4152 | ||
eb541337 TI |
4153 | /* |
4154 | * codec prepare/cleanup entries | |
4155 | */ | |
95a962c3 TI |
4156 | /** |
4157 | * snd_hda_codec_prepare - Prepare a stream | |
4158 | * @codec: the HDA codec | |
4159 | * @hinfo: PCM information | |
4160 | * @stream: stream tag to assign | |
4161 | * @format: format id to assign | |
4162 | * @substream: PCM substream to assign | |
4163 | * | |
4164 | * Calls the prepare callback set by the codec with the given arguments. | |
4165 | * Clean up the inactive streams when successful. | |
4166 | */ | |
eb541337 TI |
4167 | int snd_hda_codec_prepare(struct hda_codec *codec, |
4168 | struct hda_pcm_stream *hinfo, | |
4169 | unsigned int stream, | |
4170 | unsigned int format, | |
4171 | struct snd_pcm_substream *substream) | |
4172 | { | |
4173 | int ret; | |
3f50ac6a | 4174 | mutex_lock(&codec->bus->prepare_mutex); |
61ca4107 TI |
4175 | if (hinfo->ops.prepare) |
4176 | ret = hinfo->ops.prepare(hinfo, codec, stream, format, | |
4177 | substream); | |
4178 | else | |
4179 | ret = -ENODEV; | |
eb541337 TI |
4180 | if (ret >= 0) |
4181 | purify_inactive_streams(codec); | |
3f50ac6a | 4182 | mutex_unlock(&codec->bus->prepare_mutex); |
eb541337 TI |
4183 | return ret; |
4184 | } | |
2698ea98 | 4185 | EXPORT_SYMBOL_GPL(snd_hda_codec_prepare); |
eb541337 | 4186 | |
95a962c3 TI |
4187 | /** |
4188 | * snd_hda_codec_cleanup - Prepare a stream | |
4189 | * @codec: the HDA codec | |
4190 | * @hinfo: PCM information | |
4191 | * @substream: PCM substream | |
4192 | * | |
4193 | * Calls the cleanup callback set by the codec with the given arguments. | |
4194 | */ | |
eb541337 TI |
4195 | void snd_hda_codec_cleanup(struct hda_codec *codec, |
4196 | struct hda_pcm_stream *hinfo, | |
4197 | struct snd_pcm_substream *substream) | |
4198 | { | |
3f50ac6a | 4199 | mutex_lock(&codec->bus->prepare_mutex); |
61ca4107 TI |
4200 | if (hinfo->ops.cleanup) |
4201 | hinfo->ops.cleanup(hinfo, codec, substream); | |
3f50ac6a | 4202 | mutex_unlock(&codec->bus->prepare_mutex); |
eb541337 | 4203 | } |
2698ea98 | 4204 | EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup); |
eb541337 | 4205 | |
d5191e50 | 4206 | /* global */ |
e3303235 JK |
4207 | const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { |
4208 | "Audio", "SPDIF", "HDMI", "Modem" | |
4209 | }; | |
4210 | ||
529bd6c4 TI |
4211 | /* |
4212 | * get the empty PCM device number to assign | |
4213 | */ | |
36bb00d4 | 4214 | static int get_empty_pcm_device(struct hda_bus *bus, unsigned int type) |
529bd6c4 | 4215 | { |
f5d6def5 | 4216 | /* audio device indices; not linear to keep compatibility */ |
36bb00d4 TI |
4217 | /* assigned to static slots up to dev#10; if more needed, assign |
4218 | * the later slot dynamically (when CONFIG_SND_DYNAMIC_MINORS=y) | |
4219 | */ | |
f5d6def5 WF |
4220 | static int audio_idx[HDA_PCM_NTYPES][5] = { |
4221 | [HDA_PCM_TYPE_AUDIO] = { 0, 2, 4, 5, -1 }, | |
4222 | [HDA_PCM_TYPE_SPDIF] = { 1, -1 }, | |
92608bad | 4223 | [HDA_PCM_TYPE_HDMI] = { 3, 7, 8, 9, -1 }, |
f5d6def5 | 4224 | [HDA_PCM_TYPE_MODEM] = { 6, -1 }, |
529bd6c4 | 4225 | }; |
f5d6def5 WF |
4226 | int i; |
4227 | ||
4228 | if (type >= HDA_PCM_NTYPES) { | |
4e76a883 | 4229 | dev_err(bus->card->dev, "Invalid PCM type %d\n", type); |
529bd6c4 TI |
4230 | return -EINVAL; |
4231 | } | |
f5d6def5 | 4232 | |
36bb00d4 TI |
4233 | for (i = 0; audio_idx[type][i] >= 0; i++) { |
4234 | #ifndef CONFIG_SND_DYNAMIC_MINORS | |
4235 | if (audio_idx[type][i] >= 8) | |
4236 | break; | |
4237 | #endif | |
f5d6def5 WF |
4238 | if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits)) |
4239 | return audio_idx[type][i]; | |
36bb00d4 | 4240 | } |
f5d6def5 | 4241 | |
36bb00d4 | 4242 | #ifdef CONFIG_SND_DYNAMIC_MINORS |
01b65bfb TI |
4243 | /* non-fixed slots starting from 10 */ |
4244 | for (i = 10; i < 32; i++) { | |
4245 | if (!test_and_set_bit(i, bus->pcm_dev_bits)) | |
4246 | return i; | |
4247 | } | |
36bb00d4 | 4248 | #endif |
01b65bfb | 4249 | |
4e76a883 | 4250 | dev_warn(bus->card->dev, "Too many %s devices\n", |
28aedaf7 | 4251 | snd_hda_pcm_type_name[type]); |
36bb00d4 | 4252 | #ifndef CONFIG_SND_DYNAMIC_MINORS |
4e76a883 TI |
4253 | dev_warn(bus->card->dev, |
4254 | "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n"); | |
36bb00d4 | 4255 | #endif |
f5d6def5 | 4256 | return -EAGAIN; |
529bd6c4 TI |
4257 | } |
4258 | ||
1a4ba30c TI |
4259 | /* call build_pcms ops of the given codec and set up the default parameters */ |
4260 | int snd_hda_codec_parse_pcms(struct hda_codec *codec) | |
176d5335 | 4261 | { |
bbbc7e85 | 4262 | struct hda_pcm *cpcm; |
1a4ba30c | 4263 | int err; |
176d5335 | 4264 | |
bbbc7e85 | 4265 | if (!list_empty(&codec->pcm_list_head)) |
1a4ba30c TI |
4266 | return 0; /* already parsed */ |
4267 | ||
4268 | if (!codec->patch_ops.build_pcms) | |
4269 | return 0; | |
4270 | ||
4271 | err = codec->patch_ops.build_pcms(codec); | |
4272 | if (err < 0) { | |
4273 | codec_err(codec, "cannot build PCMs for #%d (error %d)\n", | |
d068ebc2 | 4274 | codec->core.addr, err); |
1a4ba30c TI |
4275 | return err; |
4276 | } | |
4277 | ||
bbbc7e85 | 4278 | list_for_each_entry(cpcm, &codec->pcm_list_head, list) { |
1a4ba30c TI |
4279 | int stream; |
4280 | ||
4281 | for (stream = 0; stream < 2; stream++) { | |
4282 | struct hda_pcm_stream *info = &cpcm->stream[stream]; | |
4283 | ||
4284 | if (!info->substreams) | |
4285 | continue; | |
176d5335 | 4286 | err = set_pcm_default_values(codec, info); |
1a4ba30c TI |
4287 | if (err < 0) { |
4288 | codec_warn(codec, | |
4289 | "fail to setup default for PCM %s\n", | |
4290 | cpcm->name); | |
176d5335 | 4291 | return err; |
1a4ba30c | 4292 | } |
176d5335 TI |
4293 | } |
4294 | } | |
1a4ba30c TI |
4295 | |
4296 | return 0; | |
176d5335 TI |
4297 | } |
4298 | ||
529bd6c4 TI |
4299 | /* assign all PCMs of the given codec */ |
4300 | int snd_hda_codec_build_pcms(struct hda_codec *codec) | |
4301 | { | |
1a4ba30c | 4302 | struct hda_bus *bus = codec->bus; |
bbbc7e85 | 4303 | struct hda_pcm *cpcm; |
1a4ba30c | 4304 | int dev, err; |
529bd6c4 | 4305 | |
1a4ba30c TI |
4306 | if (snd_BUG_ON(!bus->ops.attach_pcm)) |
4307 | return -EINVAL; | |
4308 | ||
4309 | err = snd_hda_codec_parse_pcms(codec); | |
4310 | if (err < 0) { | |
4311 | snd_hda_codec_reset(codec); | |
4312 | return err; | |
529bd6c4 | 4313 | } |
1a4ba30c TI |
4314 | |
4315 | /* attach a new PCM streams */ | |
bbbc7e85 | 4316 | list_for_each_entry(cpcm, &codec->pcm_list_head, list) { |
1a4ba30c TI |
4317 | if (cpcm->pcm) |
4318 | continue; /* already attached */ | |
529bd6c4 | 4319 | if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams) |
41b5b01a | 4320 | continue; /* no substreams assigned */ |
529bd6c4 | 4321 | |
1a4ba30c TI |
4322 | dev = get_empty_pcm_device(bus, cpcm->pcm_type); |
4323 | if (dev < 0) | |
4324 | continue; /* no fatal error */ | |
4325 | cpcm->device = dev; | |
4326 | err = bus->ops.attach_pcm(bus, codec, cpcm); | |
4327 | if (err < 0) { | |
4328 | codec_err(codec, | |
4329 | "cannot attach PCM stream %d for codec #%d\n", | |
d068ebc2 | 4330 | dev, codec->core.addr); |
1a4ba30c | 4331 | continue; /* no fatal error */ |
529bd6c4 TI |
4332 | } |
4333 | } | |
1a4ba30c | 4334 | |
529bd6c4 TI |
4335 | return 0; |
4336 | } | |
4337 | ||
1da177e4 LT |
4338 | /** |
4339 | * snd_hda_add_new_ctls - create controls from the array | |
4340 | * @codec: the HDA codec | |
c8b6bf9b | 4341 | * @knew: the array of struct snd_kcontrol_new |
1da177e4 LT |
4342 | * |
4343 | * This helper function creates and add new controls in the given array. | |
4344 | * The array must be terminated with an empty entry as terminator. | |
4345 | * | |
4346 | * Returns 0 if successful, or a negative error code. | |
4347 | */ | |
031024ee TI |
4348 | int snd_hda_add_new_ctls(struct hda_codec *codec, |
4349 | const struct snd_kcontrol_new *knew) | |
1da177e4 | 4350 | { |
4d02d1b6 | 4351 | int err; |
1da177e4 LT |
4352 | |
4353 | for (; knew->name; knew++) { | |
54d17403 | 4354 | struct snd_kcontrol *kctl; |
1afe206a | 4355 | int addr = 0, idx = 0; |
5b0cb1d8 JK |
4356 | if (knew->iface == -1) /* skip this codec private value */ |
4357 | continue; | |
1afe206a | 4358 | for (;;) { |
54d17403 | 4359 | kctl = snd_ctl_new1(knew, codec); |
0ba21762 | 4360 | if (!kctl) |
54d17403 | 4361 | return -ENOMEM; |
1afe206a TI |
4362 | if (addr > 0) |
4363 | kctl->id.device = addr; | |
4364 | if (idx > 0) | |
4365 | kctl->id.index = idx; | |
3911a4c1 | 4366 | err = snd_hda_ctl_add(codec, 0, kctl); |
1afe206a TI |
4367 | if (!err) |
4368 | break; | |
4369 | /* try first with another device index corresponding to | |
4370 | * the codec addr; if it still fails (or it's the | |
4371 | * primary codec), then try another control index | |
4372 | */ | |
d068ebc2 TI |
4373 | if (!addr && codec->core.addr) |
4374 | addr = codec->core.addr; | |
1afe206a TI |
4375 | else if (!idx && !knew->index) { |
4376 | idx = find_empty_mixer_ctl_idx(codec, | |
dcda5806 | 4377 | knew->name, 0); |
1afe206a TI |
4378 | if (idx <= 0) |
4379 | return err; | |
4380 | } else | |
54d17403 TI |
4381 | return err; |
4382 | } | |
1da177e4 LT |
4383 | } |
4384 | return 0; | |
4385 | } | |
2698ea98 | 4386 | EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls); |
1da177e4 | 4387 | |
83012a7c | 4388 | #ifdef CONFIG_PM |
bb573928 | 4389 | static void codec_set_power_save(struct hda_codec *codec, int delay) |
cb53c626 | 4390 | { |
cc72da7d | 4391 | struct device *dev = hda_codec_dev(codec); |
cc72da7d | 4392 | |
cc72da7d TI |
4393 | if (delay > 0) { |
4394 | pm_runtime_set_autosuspend_delay(dev, delay); | |
4395 | pm_runtime_use_autosuspend(dev); | |
4396 | pm_runtime_allow(dev); | |
4397 | if (!pm_runtime_suspended(dev)) | |
4398 | pm_runtime_mark_last_busy(dev); | |
4399 | } else { | |
4400 | pm_runtime_dont_use_autosuspend(dev); | |
4401 | pm_runtime_forbid(dev); | |
4402 | } | |
cb53c626 | 4403 | } |
bb573928 TI |
4404 | |
4405 | /** | |
4406 | * snd_hda_set_power_save - reprogram autosuspend for the given delay | |
4407 | * @bus: HD-audio bus | |
4408 | * @delay: autosuspend delay in msec, 0 = off | |
4409 | * | |
4410 | * Synchronize the runtime PM autosuspend state from the power_save option. | |
4411 | */ | |
4412 | void snd_hda_set_power_save(struct hda_bus *bus, int delay) | |
4413 | { | |
4414 | struct hda_codec *c; | |
4415 | ||
d068ebc2 | 4416 | list_for_each_codec(c, bus) |
bb573928 TI |
4417 | codec_set_power_save(c, delay); |
4418 | } | |
4419 | EXPORT_SYMBOL_GPL(snd_hda_set_power_save); | |
cb53c626 | 4420 | |
d5191e50 TI |
4421 | /** |
4422 | * snd_hda_check_amp_list_power - Check the amp list and update the power | |
4423 | * @codec: HD-audio codec | |
4424 | * @check: the object containing an AMP list and the status | |
4425 | * @nid: NID to check / update | |
4426 | * | |
4427 | * Check whether the given NID is in the amp list. If it's in the list, | |
4428 | * check the current AMP status, and update the the power-status according | |
4429 | * to the mute status. | |
4430 | * | |
4431 | * This function is supposed to be set or called from the check_power_status | |
4432 | * patch ops. | |
28aedaf7 | 4433 | */ |
cb53c626 TI |
4434 | int snd_hda_check_amp_list_power(struct hda_codec *codec, |
4435 | struct hda_loopback_check *check, | |
4436 | hda_nid_t nid) | |
4437 | { | |
031024ee | 4438 | const struct hda_amp_list *p; |
cb53c626 TI |
4439 | int ch, v; |
4440 | ||
4441 | if (!check->amplist) | |
4442 | return 0; | |
4443 | for (p = check->amplist; p->nid; p++) { | |
4444 | if (p->nid == nid) | |
4445 | break; | |
4446 | } | |
4447 | if (!p->nid) | |
4448 | return 0; /* nothing changed */ | |
4449 | ||
4450 | for (p = check->amplist; p->nid; p++) { | |
4451 | for (ch = 0; ch < 2; ch++) { | |
4452 | v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir, | |
4453 | p->idx); | |
4454 | if (!(v & HDA_AMP_MUTE) && v > 0) { | |
4455 | if (!check->power_on) { | |
4456 | check->power_on = 1; | |
4457 | snd_hda_power_up(codec); | |
4458 | } | |
4459 | return 1; | |
4460 | } | |
4461 | } | |
4462 | } | |
4463 | if (check->power_on) { | |
4464 | check->power_on = 0; | |
4465 | snd_hda_power_down(codec); | |
4466 | } | |
4467 | return 0; | |
4468 | } | |
2698ea98 | 4469 | EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power); |
cb53c626 | 4470 | #endif |
1da177e4 LT |
4471 | |
4472 | /* | |
4473 | * input MUX helper | |
4474 | */ | |
d5191e50 TI |
4475 | |
4476 | /** | |
4477 | * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum | |
a11e9b16 TI |
4478 | * @imux: imux helper object |
4479 | * @uinfo: pointer to get/store the data | |
d5191e50 | 4480 | */ |
0ba21762 TI |
4481 | int snd_hda_input_mux_info(const struct hda_input_mux *imux, |
4482 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
4483 | { |
4484 | unsigned int index; | |
4485 | ||
4486 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
4487 | uinfo->count = 1; | |
4488 | uinfo->value.enumerated.items = imux->num_items; | |
5513b0c5 TI |
4489 | if (!imux->num_items) |
4490 | return 0; | |
1da177e4 LT |
4491 | index = uinfo->value.enumerated.item; |
4492 | if (index >= imux->num_items) | |
4493 | index = imux->num_items - 1; | |
4494 | strcpy(uinfo->value.enumerated.name, imux->items[index].label); | |
4495 | return 0; | |
4496 | } | |
2698ea98 | 4497 | EXPORT_SYMBOL_GPL(snd_hda_input_mux_info); |
1da177e4 | 4498 | |
d5191e50 TI |
4499 | /** |
4500 | * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum | |
a11e9b16 TI |
4501 | * @codec: the HDA codec |
4502 | * @imux: imux helper object | |
4503 | * @ucontrol: pointer to get/store the data | |
4504 | * @nid: input mux NID | |
4505 | * @cur_val: pointer to get/store the current imux value | |
d5191e50 | 4506 | */ |
0ba21762 TI |
4507 | int snd_hda_input_mux_put(struct hda_codec *codec, |
4508 | const struct hda_input_mux *imux, | |
4509 | struct snd_ctl_elem_value *ucontrol, | |
4510 | hda_nid_t nid, | |
1da177e4 LT |
4511 | unsigned int *cur_val) |
4512 | { | |
4513 | unsigned int idx; | |
4514 | ||
5513b0c5 TI |
4515 | if (!imux->num_items) |
4516 | return 0; | |
1da177e4 LT |
4517 | idx = ucontrol->value.enumerated.item[0]; |
4518 | if (idx >= imux->num_items) | |
4519 | idx = imux->num_items - 1; | |
82beb8fd | 4520 | if (*cur_val == idx) |
1da177e4 | 4521 | return 0; |
82beb8fd TI |
4522 | snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, |
4523 | imux->items[idx].index); | |
1da177e4 LT |
4524 | *cur_val = idx; |
4525 | return 1; | |
4526 | } | |
2698ea98 | 4527 | EXPORT_SYMBOL_GPL(snd_hda_input_mux_put); |
1da177e4 LT |
4528 | |
4529 | ||
a11e9b16 TI |
4530 | /** |
4531 | * snd_hda_enum_helper_info - Helper for simple enum ctls | |
4532 | * @kcontrol: ctl element | |
4533 | * @uinfo: pointer to get/store the data | |
4534 | * @num_items: number of enum items | |
4535 | * @texts: enum item string array | |
4536 | * | |
dda415d4 TI |
4537 | * process kcontrol info callback of a simple string enum array |
4538 | * when @num_items is 0 or @texts is NULL, assume a boolean enum array | |
4539 | */ | |
4540 | int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol, | |
4541 | struct snd_ctl_elem_info *uinfo, | |
4542 | int num_items, const char * const *texts) | |
4543 | { | |
4544 | static const char * const texts_default[] = { | |
4545 | "Disabled", "Enabled" | |
4546 | }; | |
4547 | ||
4548 | if (!texts || !num_items) { | |
4549 | num_items = 2; | |
4550 | texts = texts_default; | |
4551 | } | |
4552 | ||
3ff72219 | 4553 | return snd_ctl_enum_info(uinfo, 1, num_items, texts); |
dda415d4 | 4554 | } |
2698ea98 | 4555 | EXPORT_SYMBOL_GPL(snd_hda_enum_helper_info); |
dda415d4 | 4556 | |
1da177e4 LT |
4557 | /* |
4558 | * Multi-channel / digital-out PCM helper functions | |
4559 | */ | |
4560 | ||
6b97eb45 TI |
4561 | /* setup SPDIF output stream */ |
4562 | static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, | |
4563 | unsigned int stream_tag, unsigned int format) | |
4564 | { | |
3bef1c37 LD |
4565 | struct hda_spdif_out *spdif; |
4566 | unsigned int curr_fmt; | |
4567 | bool reset; | |
4568 | ||
4569 | spdif = snd_hda_spdif_out_of_nid(codec, nid); | |
4570 | curr_fmt = snd_hda_codec_read(codec, nid, 0, | |
4571 | AC_VERB_GET_STREAM_FORMAT, 0); | |
4572 | reset = codec->spdif_status_reset && | |
4573 | (spdif->ctls & AC_DIG1_ENABLE) && | |
4574 | curr_fmt != format; | |
4575 | ||
4576 | /* turn off SPDIF if needed; otherwise the IEC958 bits won't be | |
4577 | updated */ | |
4578 | if (reset) | |
28aedaf7 | 4579 | set_dig_out_convert(codec, nid, |
7c935976 | 4580 | spdif->ctls & ~AC_DIG1_ENABLE & 0xff, |
2f72853c | 4581 | -1); |
6b97eb45 | 4582 | snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format); |
2f72853c | 4583 | if (codec->slave_dig_outs) { |
dda14410 | 4584 | const hda_nid_t *d; |
2f72853c TI |
4585 | for (d = codec->slave_dig_outs; *d; d++) |
4586 | snd_hda_codec_setup_stream(codec, *d, stream_tag, 0, | |
4587 | format); | |
4588 | } | |
6b97eb45 | 4589 | /* turn on again (if needed) */ |
3bef1c37 | 4590 | if (reset) |
2f72853c | 4591 | set_dig_out_convert(codec, nid, |
7c935976 | 4592 | spdif->ctls & 0xff, -1); |
2f72853c | 4593 | } |
de51ca12 | 4594 | |
2f72853c TI |
4595 | static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid) |
4596 | { | |
4597 | snd_hda_codec_cleanup_stream(codec, nid); | |
4598 | if (codec->slave_dig_outs) { | |
dda14410 | 4599 | const hda_nid_t *d; |
2f72853c TI |
4600 | for (d = codec->slave_dig_outs; *d; d++) |
4601 | snd_hda_codec_cleanup_stream(codec, *d); | |
de51ca12 | 4602 | } |
6b97eb45 TI |
4603 | } |
4604 | ||
d5191e50 TI |
4605 | /** |
4606 | * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode | |
a11e9b16 TI |
4607 | * @codec: the HDA codec |
4608 | * @mout: hda_multi_out object | |
1da177e4 | 4609 | */ |
0ba21762 TI |
4610 | int snd_hda_multi_out_dig_open(struct hda_codec *codec, |
4611 | struct hda_multi_out *mout) | |
1da177e4 | 4612 | { |
62932df8 | 4613 | mutex_lock(&codec->spdif_mutex); |
5930ca41 TI |
4614 | if (mout->dig_out_used == HDA_DIG_ANALOG_DUP) |
4615 | /* already opened as analog dup; reset it once */ | |
2f72853c | 4616 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 | 4617 | mout->dig_out_used = HDA_DIG_EXCLUSIVE; |
62932df8 | 4618 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
4619 | return 0; |
4620 | } | |
2698ea98 | 4621 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open); |
1da177e4 | 4622 | |
d5191e50 TI |
4623 | /** |
4624 | * snd_hda_multi_out_dig_prepare - prepare the digital out stream | |
a11e9b16 TI |
4625 | * @codec: the HDA codec |
4626 | * @mout: hda_multi_out object | |
4627 | * @stream_tag: stream tag to assign | |
4628 | * @format: format id to assign | |
4629 | * @substream: PCM substream to assign | |
d5191e50 | 4630 | */ |
6b97eb45 TI |
4631 | int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, |
4632 | struct hda_multi_out *mout, | |
4633 | unsigned int stream_tag, | |
4634 | unsigned int format, | |
4635 | struct snd_pcm_substream *substream) | |
4636 | { | |
4637 | mutex_lock(&codec->spdif_mutex); | |
4638 | setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format); | |
4639 | mutex_unlock(&codec->spdif_mutex); | |
4640 | return 0; | |
4641 | } | |
2698ea98 | 4642 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare); |
6b97eb45 | 4643 | |
d5191e50 TI |
4644 | /** |
4645 | * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream | |
a11e9b16 TI |
4646 | * @codec: the HDA codec |
4647 | * @mout: hda_multi_out object | |
d5191e50 | 4648 | */ |
9411e21c TI |
4649 | int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, |
4650 | struct hda_multi_out *mout) | |
4651 | { | |
4652 | mutex_lock(&codec->spdif_mutex); | |
4653 | cleanup_dig_out_stream(codec, mout->dig_out_nid); | |
4654 | mutex_unlock(&codec->spdif_mutex); | |
4655 | return 0; | |
4656 | } | |
2698ea98 | 4657 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup); |
9411e21c | 4658 | |
d5191e50 TI |
4659 | /** |
4660 | * snd_hda_multi_out_dig_close - release the digital out stream | |
a11e9b16 TI |
4661 | * @codec: the HDA codec |
4662 | * @mout: hda_multi_out object | |
1da177e4 | 4663 | */ |
0ba21762 TI |
4664 | int snd_hda_multi_out_dig_close(struct hda_codec *codec, |
4665 | struct hda_multi_out *mout) | |
1da177e4 | 4666 | { |
62932df8 | 4667 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 4668 | mout->dig_out_used = 0; |
62932df8 | 4669 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
4670 | return 0; |
4671 | } | |
2698ea98 | 4672 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close); |
1da177e4 | 4673 | |
d5191e50 TI |
4674 | /** |
4675 | * snd_hda_multi_out_analog_open - open analog outputs | |
a11e9b16 TI |
4676 | * @codec: the HDA codec |
4677 | * @mout: hda_multi_out object | |
4678 | * @substream: PCM substream to assign | |
4679 | * @hinfo: PCM information to assign | |
d5191e50 TI |
4680 | * |
4681 | * Open analog outputs and set up the hw-constraints. | |
4682 | * If the digital outputs can be opened as slave, open the digital | |
4683 | * outputs, too. | |
1da177e4 | 4684 | */ |
0ba21762 TI |
4685 | int snd_hda_multi_out_analog_open(struct hda_codec *codec, |
4686 | struct hda_multi_out *mout, | |
9a08160b TI |
4687 | struct snd_pcm_substream *substream, |
4688 | struct hda_pcm_stream *hinfo) | |
4689 | { | |
4690 | struct snd_pcm_runtime *runtime = substream->runtime; | |
4691 | runtime->hw.channels_max = mout->max_channels; | |
4692 | if (mout->dig_out_nid) { | |
4693 | if (!mout->analog_rates) { | |
4694 | mout->analog_rates = hinfo->rates; | |
4695 | mout->analog_formats = hinfo->formats; | |
4696 | mout->analog_maxbps = hinfo->maxbps; | |
4697 | } else { | |
4698 | runtime->hw.rates = mout->analog_rates; | |
4699 | runtime->hw.formats = mout->analog_formats; | |
4700 | hinfo->maxbps = mout->analog_maxbps; | |
4701 | } | |
4702 | if (!mout->spdif_rates) { | |
4703 | snd_hda_query_supported_pcm(codec, mout->dig_out_nid, | |
4704 | &mout->spdif_rates, | |
4705 | &mout->spdif_formats, | |
4706 | &mout->spdif_maxbps); | |
4707 | } | |
4708 | mutex_lock(&codec->spdif_mutex); | |
4709 | if (mout->share_spdif) { | |
022b466f TI |
4710 | if ((runtime->hw.rates & mout->spdif_rates) && |
4711 | (runtime->hw.formats & mout->spdif_formats)) { | |
4712 | runtime->hw.rates &= mout->spdif_rates; | |
4713 | runtime->hw.formats &= mout->spdif_formats; | |
4714 | if (mout->spdif_maxbps < hinfo->maxbps) | |
4715 | hinfo->maxbps = mout->spdif_maxbps; | |
4716 | } else { | |
4717 | mout->share_spdif = 0; | |
4718 | /* FIXME: need notify? */ | |
4719 | } | |
9a08160b | 4720 | } |
eaa9985b | 4721 | mutex_unlock(&codec->spdif_mutex); |
9a08160b | 4722 | } |
1da177e4 LT |
4723 | return snd_pcm_hw_constraint_step(substream->runtime, 0, |
4724 | SNDRV_PCM_HW_PARAM_CHANNELS, 2); | |
4725 | } | |
2698ea98 | 4726 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open); |
1da177e4 | 4727 | |
d5191e50 TI |
4728 | /** |
4729 | * snd_hda_multi_out_analog_prepare - Preapre the analog outputs. | |
a11e9b16 TI |
4730 | * @codec: the HDA codec |
4731 | * @mout: hda_multi_out object | |
4732 | * @stream_tag: stream tag to assign | |
4733 | * @format: format id to assign | |
4734 | * @substream: PCM substream to assign | |
d5191e50 TI |
4735 | * |
4736 | * Set up the i/o for analog out. | |
4737 | * When the digital out is available, copy the front out to digital out, too. | |
1da177e4 | 4738 | */ |
0ba21762 TI |
4739 | int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, |
4740 | struct hda_multi_out *mout, | |
1da177e4 LT |
4741 | unsigned int stream_tag, |
4742 | unsigned int format, | |
c8b6bf9b | 4743 | struct snd_pcm_substream *substream) |
1da177e4 | 4744 | { |
dda14410 | 4745 | const hda_nid_t *nids = mout->dac_nids; |
1da177e4 | 4746 | int chs = substream->runtime->channels; |
e3245cdd | 4747 | struct hda_spdif_out *spdif; |
1da177e4 LT |
4748 | int i; |
4749 | ||
62932df8 | 4750 | mutex_lock(&codec->spdif_mutex); |
e3245cdd | 4751 | spdif = snd_hda_spdif_out_of_nid(codec, mout->dig_out_nid); |
9a08160b TI |
4752 | if (mout->dig_out_nid && mout->share_spdif && |
4753 | mout->dig_out_used != HDA_DIG_EXCLUSIVE) { | |
1da177e4 | 4754 | if (chs == 2 && |
0ba21762 TI |
4755 | snd_hda_is_supported_format(codec, mout->dig_out_nid, |
4756 | format) && | |
7c935976 | 4757 | !(spdif->status & IEC958_AES0_NONAUDIO)) { |
1da177e4 | 4758 | mout->dig_out_used = HDA_DIG_ANALOG_DUP; |
6b97eb45 TI |
4759 | setup_dig_out_stream(codec, mout->dig_out_nid, |
4760 | stream_tag, format); | |
1da177e4 LT |
4761 | } else { |
4762 | mout->dig_out_used = 0; | |
2f72853c | 4763 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 LT |
4764 | } |
4765 | } | |
62932df8 | 4766 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
4767 | |
4768 | /* front */ | |
0ba21762 TI |
4769 | snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag, |
4770 | 0, format); | |
d29240ce TI |
4771 | if (!mout->no_share_stream && |
4772 | mout->hp_nid && mout->hp_nid != nids[HDA_FRONT]) | |
1da177e4 | 4773 | /* headphone out will just decode front left/right (stereo) */ |
0ba21762 TI |
4774 | snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, |
4775 | 0, format); | |
82bc955f | 4776 | /* extra outputs copied from front */ |
a06dbfc2 TI |
4777 | for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) |
4778 | if (!mout->no_share_stream && mout->hp_out_nid[i]) | |
4779 | snd_hda_codec_setup_stream(codec, | |
4780 | mout->hp_out_nid[i], | |
4781 | stream_tag, 0, format); | |
82bc955f | 4782 | |
1da177e4 LT |
4783 | /* surrounds */ |
4784 | for (i = 1; i < mout->num_dacs; i++) { | |
4b3acaf5 | 4785 | if (chs >= (i + 1) * 2) /* independent out */ |
0ba21762 TI |
4786 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
4787 | i * 2, format); | |
d29240ce | 4788 | else if (!mout->no_share_stream) /* copy front */ |
0ba21762 TI |
4789 | snd_hda_codec_setup_stream(codec, nids[i], stream_tag, |
4790 | 0, format); | |
1da177e4 | 4791 | } |
cd4035e8 DH |
4792 | |
4793 | /* extra surrounds */ | |
4794 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) { | |
4795 | int ch = 0; | |
4796 | if (!mout->extra_out_nid[i]) | |
4797 | break; | |
4798 | if (chs >= (i + 1) * 2) | |
4799 | ch = i * 2; | |
4800 | else if (!mout->no_share_stream) | |
4801 | break; | |
4802 | snd_hda_codec_setup_stream(codec, mout->extra_out_nid[i], | |
4803 | stream_tag, ch, format); | |
4804 | } | |
4805 | ||
1da177e4 LT |
4806 | return 0; |
4807 | } | |
2698ea98 | 4808 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare); |
1da177e4 | 4809 | |
d5191e50 TI |
4810 | /** |
4811 | * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out | |
a11e9b16 TI |
4812 | * @codec: the HDA codec |
4813 | * @mout: hda_multi_out object | |
1da177e4 | 4814 | */ |
0ba21762 TI |
4815 | int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, |
4816 | struct hda_multi_out *mout) | |
1da177e4 | 4817 | { |
dda14410 | 4818 | const hda_nid_t *nids = mout->dac_nids; |
1da177e4 LT |
4819 | int i; |
4820 | ||
4821 | for (i = 0; i < mout->num_dacs; i++) | |
888afa15 | 4822 | snd_hda_codec_cleanup_stream(codec, nids[i]); |
1da177e4 | 4823 | if (mout->hp_nid) |
888afa15 | 4824 | snd_hda_codec_cleanup_stream(codec, mout->hp_nid); |
a06dbfc2 TI |
4825 | for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) |
4826 | if (mout->hp_out_nid[i]) | |
4827 | snd_hda_codec_cleanup_stream(codec, | |
4828 | mout->hp_out_nid[i]); | |
82bc955f TI |
4829 | for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) |
4830 | if (mout->extra_out_nid[i]) | |
888afa15 TI |
4831 | snd_hda_codec_cleanup_stream(codec, |
4832 | mout->extra_out_nid[i]); | |
62932df8 | 4833 | mutex_lock(&codec->spdif_mutex); |
1da177e4 | 4834 | if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) { |
2f72853c | 4835 | cleanup_dig_out_stream(codec, mout->dig_out_nid); |
1da177e4 LT |
4836 | mout->dig_out_used = 0; |
4837 | } | |
62932df8 | 4838 | mutex_unlock(&codec->spdif_mutex); |
1da177e4 LT |
4839 | return 0; |
4840 | } | |
2698ea98 | 4841 | EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup); |
1da177e4 | 4842 | |
4740860b TI |
4843 | /** |
4844 | * snd_hda_get_default_vref - Get the default (mic) VREF pin bits | |
a11e9b16 TI |
4845 | * @codec: the HDA codec |
4846 | * @pin: referred pin NID | |
4740860b TI |
4847 | * |
4848 | * Guess the suitable VREF pin bits to be set as the pin-control value. | |
4849 | * Note: the function doesn't set the AC_PINCTL_IN_EN bit. | |
4850 | */ | |
4851 | unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin) | |
4852 | { | |
4853 | unsigned int pincap; | |
4854 | unsigned int oldval; | |
4855 | oldval = snd_hda_codec_read(codec, pin, 0, | |
4856 | AC_VERB_GET_PIN_WIDGET_CONTROL, 0); | |
4857 | pincap = snd_hda_query_pin_caps(codec, pin); | |
4858 | pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; | |
4859 | /* Exception: if the default pin setup is vref50, we give it priority */ | |
4860 | if ((pincap & AC_PINCAP_VREF_80) && oldval != PIN_VREF50) | |
4861 | return AC_PINCTL_VREF_80; | |
4862 | else if (pincap & AC_PINCAP_VREF_50) | |
4863 | return AC_PINCTL_VREF_50; | |
4864 | else if (pincap & AC_PINCAP_VREF_100) | |
4865 | return AC_PINCTL_VREF_100; | |
4866 | else if (pincap & AC_PINCAP_VREF_GRD) | |
4867 | return AC_PINCTL_VREF_GRD; | |
4868 | return AC_PINCTL_VREF_HIZ; | |
4869 | } | |
2698ea98 | 4870 | EXPORT_SYMBOL_GPL(snd_hda_get_default_vref); |
4740860b | 4871 | |
a11e9b16 TI |
4872 | /** |
4873 | * snd_hda_correct_pin_ctl - correct the pin ctl value for matching with the pin cap | |
4874 | * @codec: the HDA codec | |
4875 | * @pin: referred pin NID | |
4876 | * @val: pin ctl value to audit | |
4877 | */ | |
62f3a2f7 TI |
4878 | unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, |
4879 | hda_nid_t pin, unsigned int val) | |
4880 | { | |
4881 | static unsigned int cap_lists[][2] = { | |
4882 | { AC_PINCTL_VREF_100, AC_PINCAP_VREF_100 }, | |
4883 | { AC_PINCTL_VREF_80, AC_PINCAP_VREF_80 }, | |
4884 | { AC_PINCTL_VREF_50, AC_PINCAP_VREF_50 }, | |
4885 | { AC_PINCTL_VREF_GRD, AC_PINCAP_VREF_GRD }, | |
4886 | }; | |
4887 | unsigned int cap; | |
4888 | ||
4889 | if (!val) | |
4890 | return 0; | |
4891 | cap = snd_hda_query_pin_caps(codec, pin); | |
4892 | if (!cap) | |
4893 | return val; /* don't know what to do... */ | |
4894 | ||
4895 | if (val & AC_PINCTL_OUT_EN) { | |
4896 | if (!(cap & AC_PINCAP_OUT)) | |
4897 | val &= ~(AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); | |
4898 | else if ((val & AC_PINCTL_HP_EN) && !(cap & AC_PINCAP_HP_DRV)) | |
4899 | val &= ~AC_PINCTL_HP_EN; | |
4900 | } | |
4901 | ||
4902 | if (val & AC_PINCTL_IN_EN) { | |
4903 | if (!(cap & AC_PINCAP_IN)) | |
4904 | val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN); | |
4905 | else { | |
4906 | unsigned int vcap, vref; | |
4907 | int i; | |
4908 | vcap = (cap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; | |
4909 | vref = val & AC_PINCTL_VREFEN; | |
4910 | for (i = 0; i < ARRAY_SIZE(cap_lists); i++) { | |
4911 | if (vref == cap_lists[i][0] && | |
4912 | !(vcap & cap_lists[i][1])) { | |
4913 | if (i == ARRAY_SIZE(cap_lists) - 1) | |
4914 | vref = AC_PINCTL_VREF_HIZ; | |
4915 | else | |
4916 | vref = cap_lists[i + 1][0]; | |
4917 | } | |
4918 | } | |
4919 | val &= ~AC_PINCTL_VREFEN; | |
4920 | val |= vref; | |
4921 | } | |
4922 | } | |
4923 | ||
4924 | return val; | |
4925 | } | |
2698ea98 | 4926 | EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl); |
62f3a2f7 | 4927 | |
a11e9b16 TI |
4928 | /** |
4929 | * _snd_hda_pin_ctl - Helper to set pin ctl value | |
4930 | * @codec: the HDA codec | |
4931 | * @pin: referred pin NID | |
4932 | * @val: pin control value to set | |
4933 | * @cached: access over codec pinctl cache or direct write | |
4934 | * | |
4935 | * This function is a helper to set a pin ctl value more safely. | |
4936 | * It corrects the pin ctl value via snd_hda_correct_pin_ctl(), stores the | |
4937 | * value in pin target array via snd_hda_codec_set_pin_target(), then | |
4938 | * actually writes the value via either snd_hda_codec_update_cache() or | |
4939 | * snd_hda_codec_write() depending on @cached flag. | |
4940 | */ | |
cdd03ced TI |
4941 | int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, |
4942 | unsigned int val, bool cached) | |
4943 | { | |
62f3a2f7 | 4944 | val = snd_hda_correct_pin_ctl(codec, pin, val); |
d7fdc00a | 4945 | snd_hda_codec_set_pin_target(codec, pin, val); |
cdd03ced TI |
4946 | if (cached) |
4947 | return snd_hda_codec_update_cache(codec, pin, 0, | |
4948 | AC_VERB_SET_PIN_WIDGET_CONTROL, val); | |
4949 | else | |
4950 | return snd_hda_codec_write(codec, pin, 0, | |
4951 | AC_VERB_SET_PIN_WIDGET_CONTROL, val); | |
4952 | } | |
2698ea98 | 4953 | EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl); |
cdd03ced | 4954 | |
990061c2 TI |
4955 | /** |
4956 | * snd_hda_add_imux_item - Add an item to input_mux | |
a11e9b16 TI |
4957 | * @codec: the HDA codec |
4958 | * @imux: imux helper object | |
4959 | * @label: the name of imux item to assign | |
4960 | * @index: index number of imux item to assign | |
4961 | * @type_idx: pointer to store the resultant label index | |
990061c2 TI |
4962 | * |
4963 | * When the same label is used already in the existing items, the number | |
4964 | * suffix is appended to the label. This label index number is stored | |
4965 | * to type_idx when non-NULL pointer is given. | |
4966 | */ | |
6194b99d TI |
4967 | int snd_hda_add_imux_item(struct hda_codec *codec, |
4968 | struct hda_input_mux *imux, const char *label, | |
10a20af7 TI |
4969 | int index, int *type_idx) |
4970 | { | |
4971 | int i, label_idx = 0; | |
4972 | if (imux->num_items >= HDA_MAX_NUM_INPUTS) { | |
6194b99d | 4973 | codec_err(codec, "hda_codec: Too many imux items!\n"); |
10a20af7 TI |
4974 | return -EINVAL; |
4975 | } | |
4976 | for (i = 0; i < imux->num_items; i++) { | |
4977 | if (!strncmp(label, imux->items[i].label, strlen(label))) | |
4978 | label_idx++; | |
d7b1ae9d | 4979 | } |
10a20af7 TI |
4980 | if (type_idx) |
4981 | *type_idx = label_idx; | |
4982 | if (label_idx > 0) | |
4983 | snprintf(imux->items[imux->num_items].label, | |
4984 | sizeof(imux->items[imux->num_items].label), | |
4985 | "%s %d", label, label_idx); | |
b5786e85 | 4986 | else |
10a20af7 TI |
4987 | strlcpy(imux->items[imux->num_items].label, label, |
4988 | sizeof(imux->items[imux->num_items].label)); | |
4989 | imux->items[imux->num_items].index = index; | |
4990 | imux->num_items++; | |
4991 | return 0; | |
d7b1ae9d | 4992 | } |
2698ea98 | 4993 | EXPORT_SYMBOL_GPL(snd_hda_add_imux_item); |
d7b1ae9d | 4994 | |
1da177e4 | 4995 | /** |
59ed1ead TI |
4996 | * snd_hda_bus_reset - Reset the bus |
4997 | * @bus: HD-audio bus | |
1da177e4 | 4998 | */ |
59ed1ead | 4999 | void snd_hda_bus_reset(struct hda_bus *bus) |
1da177e4 | 5000 | { |
0ba21762 | 5001 | struct hda_codec *codec; |
1da177e4 | 5002 | |
d068ebc2 | 5003 | list_for_each_codec(codec, bus) { |
59ed1ead | 5004 | /* FIXME: maybe a better way needed for forced reset */ |
26a6cb6c | 5005 | cancel_delayed_work_sync(&codec->jackpoll_work); |
59ed1ead | 5006 | #ifdef CONFIG_PM |
0e24dbb7 | 5007 | if (hda_codec_is_power_on(codec)) { |
cc72da7d | 5008 | hda_call_codec_suspend(codec); |
12edb893 | 5009 | hda_call_codec_resume(codec); |
59ed1ead TI |
5010 | } |
5011 | #endif | |
1da177e4 | 5012 | } |
1da177e4 | 5013 | } |
59ed1ead | 5014 | EXPORT_SYMBOL_GPL(snd_hda_bus_reset); |
b2e18597 | 5015 | |
d5191e50 TI |
5016 | /** |
5017 | * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer | |
5018 | * @pcm: PCM caps bits | |
5019 | * @buf: the string buffer to write | |
5020 | * @buflen: the max buffer length | |
5021 | * | |
5022 | * used by hda_proc.c and hda_eld.c | |
5023 | */ | |
b2022266 TI |
5024 | void snd_print_pcm_bits(int pcm, char *buf, int buflen) |
5025 | { | |
5026 | static unsigned int bits[] = { 8, 16, 20, 24, 32 }; | |
5027 | int i, j; | |
5028 | ||
5029 | for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++) | |
5030 | if (pcm & (AC_SUPPCM_BITS_8 << i)) | |
5031 | j += snprintf(buf + j, buflen - j, " %d", bits[i]); | |
5032 | ||
5033 | buf[j] = '\0'; /* necessary when j == 0 */ | |
5034 | } | |
2698ea98 | 5035 | EXPORT_SYMBOL_GPL(snd_print_pcm_bits); |
1289e9e8 TI |
5036 | |
5037 | MODULE_DESCRIPTION("HDA codec core"); | |
5038 | MODULE_LICENSE("GPL"); |