1 /*
2 * Universal Interface for Intel High Definition Audio Codec
3 *
4 * Local helper functions
5 *
6 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the Free
10 * Software Foundation; either version 2 of the License, or (at your option)
11 * any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * more details.
17 *
18 * You should have received a copy of the GNU General Public License along with
19 * this program; if not, write to the Free Software Foundation, Inc., 59
20 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 */
22
23 #ifndef __SOUND_HDA_LOCAL_H
24 #define __SOUND_HDA_LOCAL_H
25
26 /* We abuse kcontrol_new.subdev field to pass the NID corresponding to
27 * the given new control. If id.subdev has a bit flag HDA_SUBDEV_NID_FLAG,
28 * snd_hda_ctl_add() takes the lower-bit subdev value as a valid NID.
29 *
30 * Note that the subdevice field is cleared again before the real registration
31 * in snd_hda_ctl_add(), so that this value won't appear in the outside.
32 */
33 #define HDA_SUBDEV_NID_FLAG (1U << 31)
34 #define HDA_SUBDEV_AMP_FLAG (1U << 30)
35
36 /*
37 * for mixer controls
38 */
39 #define HDA_COMPOSE_AMP_VAL_OFS(nid,chs,idx,dir,ofs) \
40 ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19) | ((ofs)<<23))
41 #define HDA_AMP_VAL_MIN_MUTE (1<<29)
42 #define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) \
43 HDA_COMPOSE_AMP_VAL_OFS(nid, chs, idx, dir, 0)
44 /* mono volume with index (index=0,1,...) (channel=1,2) */
45 #define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, dir, flags) \
46 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
47 .subdevice = HDA_SUBDEV_AMP_FLAG, \
48 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
49 SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
50 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
51 .info = snd_hda_mixer_amp_volume_info, \
52 .get = snd_hda_mixer_amp_volume_get, \
53 .put = snd_hda_mixer_amp_volume_put, \
54 .tlv = { .c = snd_hda_mixer_amp_tlv }, \
55 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, dir) | flags }
56 /* stereo volume with index */
57 #define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \
58 HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction, 0)
59 /* mono volume */
60 #define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \
61 HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction, 0)
62 /* stereo volume */
63 #define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \
64 HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction)
65 /* stereo volume with min=mute */
66 #define HDA_CODEC_VOLUME_MIN_MUTE(xname, nid, xindex, direction) \
67 HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, 3, xindex, direction, \
68 HDA_AMP_VAL_MIN_MUTE)
69 /* mono mute switch with index (index=0,1,...) (channel=1,2) */
70 #define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
71 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
72 .subdevice = HDA_SUBDEV_AMP_FLAG, \
73 .info = snd_hda_mixer_amp_switch_info, \
74 .get = snd_hda_mixer_amp_switch_get, \
75 .put = snd_hda_mixer_amp_switch_put, \
76 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
77 /* stereo mute switch with index */
78 #define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \
79 HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
80 /* mono mute switch */
81 #define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \
82 HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction)
83 /* stereo mute switch */
84 #define HDA_CODEC_MUTE(xname, nid, xindex, direction) \
85 HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction)
86 #ifdef CONFIG_SND_HDA_INPUT_BEEP
87 /* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */
88 #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
89 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
90 .subdevice = HDA_SUBDEV_AMP_FLAG, \
91 .info = snd_hda_mixer_amp_switch_info, \
92 .get = snd_hda_mixer_amp_switch_get_beep, \
93 .put = snd_hda_mixer_amp_switch_put_beep, \
94 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
95 #else
96 /* no digital beep - just the standard one */
97 #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) \
98 HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, ch, xidx, dir)
99 #endif /* CONFIG_SND_HDA_INPUT_BEEP */
100 /* special beep mono mute switch */
101 #define HDA_CODEC_MUTE_BEEP_MONO(xname, nid, channel, xindex, direction) \
102 HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, 0, nid, channel, xindex, direction)
103 /* special beep stereo mute switch */
104 #define HDA_CODEC_MUTE_BEEP(xname, nid, xindex, direction) \
105 HDA_CODEC_MUTE_BEEP_MONO(xname, nid, 3, xindex, direction)
106
107 extern const char *snd_hda_pcm_type_name[];
108
109 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
110 struct snd_ctl_elem_info *uinfo);
111 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
112 struct snd_ctl_elem_value *ucontrol);
113 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
114 struct snd_ctl_elem_value *ucontrol);
115 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
116 unsigned int size, unsigned int __user *tlv);
117 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
118 struct snd_ctl_elem_info *uinfo);
119 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
120 struct snd_ctl_elem_value *ucontrol);
121 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
122 struct snd_ctl_elem_value *ucontrol);
123 #ifdef CONFIG_SND_HDA_INPUT_BEEP
124 int snd_hda_mixer_amp_switch_get_beep(struct snd_kcontrol *kcontrol,
125 struct snd_ctl_elem_value *ucontrol);
126 int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol,
127 struct snd_ctl_elem_value *ucontrol);
128 #endif
129 /* lowlevel accessor with caching; use carefully */
130 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
131 int direction, int index);
132 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
133 int direction, int idx, int mask, int val);
134 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
135 int dir, int idx, int mask, int val);
136 int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch,
137 int direction, int idx, int mask, int val);
138 int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid,
139 int dir, int idx, int mask, int val);
140 void snd_hda_codec_resume_amp(struct hda_codec *codec);
141
142 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
143 unsigned int *tlv);
144 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
145 const char *name);
146 int __snd_hda_add_vmaster(struct hda_codec *codec, char *name,
147 unsigned int *tlv, const char * const *slaves,
148 const char *suffix, bool init_slave_vol,
149 struct snd_kcontrol **ctl_ret);
150 #define snd_hda_add_vmaster(codec, name, tlv, slaves, suffix) \
151 __snd_hda_add_vmaster(codec, name, tlv, slaves, suffix, true, NULL)
152 int snd_hda_codec_reset(struct hda_codec *codec);
153
154 enum {
155 HDA_VMUTE_OFF,
156 HDA_VMUTE_ON,
157 HDA_VMUTE_FOLLOW_MASTER,
158 };
159
160 struct hda_vmaster_mute_hook {
161 /* below two fields must be filled by the caller of
162 * snd_hda_add_vmaster_hook() beforehand
163 */
164 struct snd_kcontrol *sw_kctl;
165 void (*hook)(void *, int);
166 /* below are initialized automatically */
167 unsigned int mute_mode; /* HDA_VMUTE_XXX */
168 struct hda_codec *codec;
169 };
170
171 int snd_hda_add_vmaster_hook(struct hda_codec *codec,
172 struct hda_vmaster_mute_hook *hook,
173 bool expose_enum_ctl);
174 void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook);
175
176 /* amp value bits */
177 #define HDA_AMP_MUTE 0x80
178 #define HDA_AMP_UNMUTE 0x00
179 #define HDA_AMP_VOLMASK 0x7f
180
181 /* mono switch binding multiple inputs */
182 #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \
183 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
184 .info = snd_hda_mixer_amp_switch_info, \
185 .get = snd_hda_mixer_bind_switch_get, \
186 .put = snd_hda_mixer_bind_switch_put, \
187 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }
188
189 /* stereo switch binding multiple inputs */
190 #define HDA_BIND_MUTE(xname,nid,indices,dir) \
191 HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
192
193 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
194 struct snd_ctl_elem_value *ucontrol);
195 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
196 struct snd_ctl_elem_value *ucontrol);
197
198 /* more generic bound controls */
199 struct hda_ctl_ops {
200 snd_kcontrol_info_t *info;
201 snd_kcontrol_get_t *get;
202 snd_kcontrol_put_t *put;
203 snd_kcontrol_tlv_rw_t *tlv;
204 };
205
206 extern struct hda_ctl_ops snd_hda_bind_vol; /* for bind-volume with TLV */
207 extern struct hda_ctl_ops snd_hda_bind_sw; /* for bind-switch */
208
209 struct hda_bind_ctls {
210 struct hda_ctl_ops *ops;
211 unsigned long values[];
212 };
213
214 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
215 struct snd_ctl_elem_info *uinfo);
216 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
217 struct snd_ctl_elem_value *ucontrol);
218 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
219 struct snd_ctl_elem_value *ucontrol);
220 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
221 unsigned int size, unsigned int __user *tlv);
222
223 #define HDA_BIND_VOL(xname, bindrec) \
224 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
225 .name = xname, \
226 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
227 SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
228 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\
229 .info = snd_hda_mixer_bind_ctls_info,\
230 .get = snd_hda_mixer_bind_ctls_get,\
231 .put = snd_hda_mixer_bind_ctls_put,\
232 .tlv = { .c = snd_hda_mixer_bind_tlv },\
233 .private_value = (long) (bindrec) }
234 #define HDA_BIND_SW(xname, bindrec) \
235 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
236 .name = xname, \
237 .info = snd_hda_mixer_bind_ctls_info,\
238 .get = snd_hda_mixer_bind_ctls_get,\
239 .put = snd_hda_mixer_bind_ctls_put,\
240 .private_value = (long) (bindrec) }
241
242 /*
243 * SPDIF I/O
244 */
245 int snd_hda_create_dig_out_ctls(struct hda_codec *codec,
246 hda_nid_t associated_nid,
247 hda_nid_t cvt_nid, int type);
248 #define snd_hda_create_spdif_out_ctls(codec, anid, cnid) \
249 snd_hda_create_dig_out_ctls(codec, anid, cnid, HDA_PCM_TYPE_SPDIF)
250 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);
251
252 /*
253 * input MUX helper
254 */
255 #define HDA_MAX_NUM_INPUTS 16
256 struct hda_input_mux_item {
257 char label[32];
258 unsigned int index;
259 };
260 struct hda_input_mux {
261 unsigned int num_items;
262 struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS];
263 };
264
265 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
266 struct snd_ctl_elem_info *uinfo);
267 int snd_hda_input_mux_put(struct hda_codec *codec,
268 const struct hda_input_mux *imux,
269 struct snd_ctl_elem_value *ucontrol, hda_nid_t nid,
270 unsigned int *cur_val);
271 int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label,
272 int index, int *type_index_ret);
273
274 /*
275 * Channel mode helper
276 */
277 struct hda_channel_mode {
278 int channels;
279 const struct hda_verb *sequence;
280 };
281
282 int snd_hda_ch_mode_info(struct hda_codec *codec,
283 struct snd_ctl_elem_info *uinfo,
284 const struct hda_channel_mode *chmode,
285 int num_chmodes);
286 int snd_hda_ch_mode_get(struct hda_codec *codec,
287 struct snd_ctl_elem_value *ucontrol,
288 const struct hda_channel_mode *chmode,
289 int num_chmodes,
290 int max_channels);
291 int snd_hda_ch_mode_put(struct hda_codec *codec,
292 struct snd_ctl_elem_value *ucontrol,
293 const struct hda_channel_mode *chmode,
294 int num_chmodes,
295 int *max_channelsp);
296
297 /*
298 * Multi-channel / digital-out PCM helper
299 */
300
301 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */
302 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */
303
304 #define HDA_MAX_OUTS 5
305
306 struct hda_multi_out {
307 int num_dacs; /* # of DACs, must be more than 1 */
308 const hda_nid_t *dac_nids; /* DAC list */
309 hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */
310 hda_nid_t hp_out_nid[HDA_MAX_OUTS]; /* DACs for multiple HPs */
311 hda_nid_t extra_out_nid[HDA_MAX_OUTS]; /* other (e.g. speaker) DACs */
312 hda_nid_t dig_out_nid; /* digital out audio widget */
313 const hda_nid_t *slave_dig_outs;
314 int max_channels; /* currently supported analog channels */
315 int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */
316 int no_share_stream; /* don't share a stream with multiple pins */
317 int share_spdif; /* share SPDIF pin */
318 /* PCM information for both analog and SPDIF DACs */
319 unsigned int analog_rates;
320 unsigned int analog_maxbps;
321 u64 analog_formats;
322 unsigned int spdif_rates;
323 unsigned int spdif_maxbps;
324 u64 spdif_formats;
325 };
326
327 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
328 struct hda_multi_out *mout);
329 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
330 struct hda_multi_out *mout);
331 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
332 struct hda_multi_out *mout);
333 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
334 struct hda_multi_out *mout,
335 unsigned int stream_tag,
336 unsigned int format,
337 struct snd_pcm_substream *substream);
338 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
339 struct hda_multi_out *mout);
340 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
341 struct hda_multi_out *mout,
342 struct snd_pcm_substream *substream,
343 struct hda_pcm_stream *hinfo);
344 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
345 struct hda_multi_out *mout,
346 unsigned int stream_tag,
347 unsigned int format,
348 struct snd_pcm_substream *substream);
349 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
350 struct hda_multi_out *mout);
351
352 /*
353 * generic codec parser
354 */
355 #ifdef CONFIG_SND_HDA_GENERIC
356 int snd_hda_parse_generic_codec(struct hda_codec *codec);
357 #else
snd_hda_parse_generic_codec(struct hda_codec * codec)358 static inline int snd_hda_parse_generic_codec(struct hda_codec *codec)
359 {
360 return -ENODEV;
361 }
362 #endif
363
364 /*
365 * generic proc interface
366 */
367 #ifdef CONFIG_PROC_FS
368 int snd_hda_codec_proc_new(struct hda_codec *codec);
369 #else
snd_hda_codec_proc_new(struct hda_codec * codec)370 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; }
371 #endif
372
373 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16
374 void snd_print_pcm_bits(int pcm, char *buf, int buflen);
375
376 /*
377 * Misc
378 */
379 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs,
380 const char * const *modelnames,
381 const struct snd_pci_quirk *pci_list);
382 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
383 int num_configs, const char * const *models,
384 const struct snd_pci_quirk *tbl);
385 int snd_hda_add_new_ctls(struct hda_codec *codec,
386 const struct snd_kcontrol_new *knew);
387
388 /*
389 * Fix-up pin default configurations and add default verbs
390 */
391
392 struct hda_pintbl {
393 hda_nid_t nid;
394 u32 val;
395 };
396
397 struct hda_model_fixup {
398 const int id;
399 const char *name;
400 };
401
402 struct hda_fixup {
403 int type;
404 bool chained:1; /* call the chained fixup(s) after this */
405 bool chained_before:1; /* call the chained fixup(s) before this */
406 int chain_id;
407 union {
408 const struct hda_pintbl *pins;
409 const struct hda_verb *verbs;
410 void (*func)(struct hda_codec *codec,
411 const struct hda_fixup *fix,
412 int action);
413 } v;
414 };
415
416 /* fixup types */
417 enum {
418 HDA_FIXUP_INVALID,
419 HDA_FIXUP_PINS,
420 HDA_FIXUP_VERBS,
421 HDA_FIXUP_FUNC,
422 HDA_FIXUP_PINCTLS,
423 };
424
425 /* fixup action definitions */
426 enum {
427 HDA_FIXUP_ACT_PRE_PROBE,
428 HDA_FIXUP_ACT_PROBE,
429 HDA_FIXUP_ACT_INIT,
430 HDA_FIXUP_ACT_BUILD,
431 };
432
433 int snd_hda_add_verbs(struct hda_codec *codec, const struct hda_verb *list);
434 void snd_hda_apply_verbs(struct hda_codec *codec);
435 void snd_hda_apply_pincfgs(struct hda_codec *codec,
436 const struct hda_pintbl *cfg);
437 void snd_hda_apply_fixup(struct hda_codec *codec, int action);
438 void snd_hda_pick_fixup(struct hda_codec *codec,
439 const struct hda_model_fixup *models,
440 const struct snd_pci_quirk *quirk,
441 const struct hda_fixup *fixlist);
442
443 /*
444 * unsolicited event handler
445 */
446
447 #define HDA_UNSOL_QUEUE_SIZE 64
448
449 struct hda_bus_unsolicited {
450 /* ring buffer */
451 u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
452 unsigned int rp, wp;
453
454 /* workqueue */
455 struct work_struct work;
456 struct hda_bus *bus;
457 };
458
459 /* helper macros to retrieve pin default-config values */
460 #define get_defcfg_connect(cfg) \
461 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
462 #define get_defcfg_association(cfg) \
463 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
464 #define get_defcfg_location(cfg) \
465 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
466 #define get_defcfg_sequence(cfg) \
467 (cfg & AC_DEFCFG_SEQUENCE)
468 #define get_defcfg_device(cfg) \
469 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
470 #define get_defcfg_misc(cfg) \
471 ((cfg & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT)
472
473 /* amp values */
474 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8))
475 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8))
476 #define AMP_OUT_MUTE 0xb080
477 #define AMP_OUT_UNMUTE 0xb000
478 #define AMP_OUT_ZERO 0xb000
479 /* pinctl values */
480 #define PIN_IN (AC_PINCTL_IN_EN)
481 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ)
482 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50)
483 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD)
484 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80)
485 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100)
486 #define PIN_OUT (AC_PINCTL_OUT_EN)
487 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN)
488 #define PIN_HP_AMP (AC_PINCTL_HP_EN)
489
490 unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin);
491 unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec,
492 hda_nid_t pin, unsigned int val);
493 int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin,
494 unsigned int val, bool cached);
495
496 /**
497 * _snd_hda_set_pin_ctl - Set a pin-control value safely
498 * @codec: the codec instance
499 * @pin: the pin NID to set the control
500 * @val: the pin-control value (AC_PINCTL_* bits)
501 *
502 * This function sets the pin-control value to the given pin, but
503 * filters out the invalid pin-control bits when the pin has no such
504 * capabilities. For example, when PIN_HP is passed but the pin has no
505 * HP-drive capability, the HP bit is omitted.
506 *
507 * The function doesn't check the input VREF capability bits, though.
508 * Use snd_hda_get_default_vref() to guess the right value.
509 * Also, this function is only for analog pins, not for HDMI pins.
510 */
511 static inline int
snd_hda_set_pin_ctl(struct hda_codec * codec,hda_nid_t pin,unsigned int val)512 snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, unsigned int val)
513 {
514 return _snd_hda_set_pin_ctl(codec, pin, val, false);
515 }
516
517 /**
518 * snd_hda_set_pin_ctl_cache - Set a pin-control value safely
519 * @codec: the codec instance
520 * @pin: the pin NID to set the control
521 * @val: the pin-control value (AC_PINCTL_* bits)
522 *
523 * Just like snd_hda_set_pin_ctl() but write to cache as well.
524 */
525 static inline int
snd_hda_set_pin_ctl_cache(struct hda_codec * codec,hda_nid_t pin,unsigned int val)526 snd_hda_set_pin_ctl_cache(struct hda_codec *codec, hda_nid_t pin,
527 unsigned int val)
528 {
529 return _snd_hda_set_pin_ctl(codec, pin, val, true);
530 }
531
532 int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid);
533 int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid,
534 unsigned int val);
535
536 /*
537 * get widget capabilities
538 */
get_wcaps(struct hda_codec * codec,hda_nid_t nid)539 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
540 {
541 if (nid < codec->start_nid ||
542 nid >= codec->start_nid + codec->num_nodes)
543 return 0;
544 return codec->wcaps[nid - codec->start_nid];
545 }
546
547 /* get the widget type from widget capability bits */
get_wcaps_type(unsigned int wcaps)548 static inline int get_wcaps_type(unsigned int wcaps)
549 {
550 if (!wcaps)
551 return -1; /* invalid type */
552 return (wcaps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
553 }
554
get_wcaps_channels(u32 wcaps)555 static inline unsigned int get_wcaps_channels(u32 wcaps)
556 {
557 unsigned int chans;
558
559 chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
560 chans = ((chans << 1) | 1) + 1;
561
562 return chans;
563 }
564
565 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction);
566 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
567 unsigned int caps);
568 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid);
569 int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid,
570 unsigned int caps);
571
572 /* flags for hda_nid_item */
573 #define HDA_NID_ITEM_AMP (1<<0)
574
575 struct hda_nid_item {
576 struct snd_kcontrol *kctl;
577 unsigned int index;
578 hda_nid_t nid;
579 unsigned short flags;
580 };
581
582 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
583 struct snd_kcontrol *kctl);
584 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
585 unsigned int index, hda_nid_t nid);
586 void snd_hda_ctls_clear(struct hda_codec *codec);
587
588 /*
589 * hwdep interface
590 */
591 #ifdef CONFIG_SND_HDA_HWDEP
592 int snd_hda_create_hwdep(struct hda_codec *codec);
593 #else
snd_hda_create_hwdep(struct hda_codec * codec)594 static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; }
595 #endif
596
597 #if defined(CONFIG_PM) && defined(CONFIG_SND_HDA_HWDEP)
598 int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec);
599 #else
snd_hda_hwdep_add_power_sysfs(struct hda_codec * codec)600 static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec)
601 {
602 return 0;
603 }
604 #endif
605
606 #ifdef CONFIG_SND_HDA_RECONFIG
607 int snd_hda_hwdep_add_sysfs(struct hda_codec *codec);
608 #else
snd_hda_hwdep_add_sysfs(struct hda_codec * codec)609 static inline int snd_hda_hwdep_add_sysfs(struct hda_codec *codec)
610 {
611 return 0;
612 }
613 #endif
614
615 #ifdef CONFIG_SND_HDA_RECONFIG
616 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key);
617 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key);
618 int snd_hda_get_int_hint(struct hda_codec *codec, const char *key, int *valp);
619 #else
620 static inline
snd_hda_get_hint(struct hda_codec * codec,const char * key)621 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key)
622 {
623 return NULL;
624 }
625
626 static inline
snd_hda_get_bool_hint(struct hda_codec * codec,const char * key)627 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key)
628 {
629 return -ENOENT;
630 }
631
632 static inline
snd_hda_get_int_hint(struct hda_codec * codec,const char * key,int * valp)633 int snd_hda_get_int_hint(struct hda_codec *codec, const char *key, int *valp)
634 {
635 return -ENOENT;
636 }
637 #endif
638
639 /*
640 * power-management
641 */
642
643 void snd_hda_schedule_power_save(struct hda_codec *codec);
644
645 struct hda_amp_list {
646 hda_nid_t nid;
647 unsigned char dir;
648 unsigned char idx;
649 };
650
651 struct hda_loopback_check {
652 const struct hda_amp_list *amplist;
653 int power_on;
654 };
655
656 int snd_hda_check_amp_list_power(struct hda_codec *codec,
657 struct hda_loopback_check *check,
658 hda_nid_t nid);
659
660 /* check whether the actual power state matches with the target state */
661 static inline bool
snd_hda_check_power_state(struct hda_codec * codec,hda_nid_t nid,unsigned int target_state)662 snd_hda_check_power_state(struct hda_codec *codec, hda_nid_t nid,
663 unsigned int target_state)
664 {
665 unsigned int state = snd_hda_codec_read(codec, nid, 0,
666 AC_VERB_GET_POWER_STATE, 0);
667 if (state & AC_PWRST_ERROR)
668 return true;
669 state = (state >> 4) & 0x0f;
670 return (state != target_state);
671 }
672
673 unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec,
674 hda_nid_t nid,
675 unsigned int power_state);
676
677 /*
678 * AMP control callbacks
679 */
680 /* retrieve parameters from private_value */
681 #define get_amp_nid_(pv) ((pv) & 0xffff)
682 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value)
683 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
684 #define get_amp_direction_(pv) (((pv) >> 18) & 0x1)
685 #define get_amp_direction(kc) get_amp_direction_((kc)->private_value)
686 #define get_amp_index_(pv) (((pv) >> 19) & 0xf)
687 #define get_amp_index(kc) get_amp_index_((kc)->private_value)
688 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f)
689 #define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1)
690
691 /*
692 * enum control helper
693 */
694 int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol,
695 struct snd_ctl_elem_info *uinfo,
696 int num_entries, const char * const *texts);
697 #define snd_hda_enum_bool_helper_info(kcontrol, uinfo) \
698 snd_hda_enum_helper_info(kcontrol, uinfo, 0, NULL)
699
700 /*
701 * CEA Short Audio Descriptor data
702 */
703 struct cea_sad {
704 int channels;
705 int format; /* (format == 0) indicates invalid SAD */
706 int rates;
707 int sample_bits; /* for LPCM */
708 int max_bitrate; /* for AC3...ATRAC */
709 int profile; /* for WMAPRO */
710 };
711
712 #define ELD_FIXED_BYTES 20
713 #define ELD_MAX_SIZE 256
714 #define ELD_MAX_MNL 16
715 #define ELD_MAX_SAD 16
716
717 /*
718 * ELD: EDID Like Data
719 */
720 struct parsed_hdmi_eld {
721 /*
722 * all fields will be cleared before updating ELD
723 */
724 int baseline_len;
725 int eld_ver;
726 int cea_edid_ver;
727 char monitor_name[ELD_MAX_MNL + 1];
728 int manufacture_id;
729 int product_id;
730 u64 port_id;
731 int support_hdcp;
732 int support_ai;
733 int conn_type;
734 int aud_synch_delay;
735 int spk_alloc;
736 int sad_count;
737 struct cea_sad sad[ELD_MAX_SAD];
738 };
739
740 struct hdmi_eld {
741 bool monitor_present;
742 bool eld_valid;
743 int eld_size;
744 char eld_buffer[ELD_MAX_SIZE];
745 struct parsed_hdmi_eld info;
746 struct mutex lock;
747 #ifdef CONFIG_PROC_FS
748 struct snd_info_entry *proc_entry;
749 #endif
750 };
751
752 int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid);
753 int snd_hdmi_get_eld(struct hda_codec *codec, hda_nid_t nid,
754 unsigned char *buf, int *eld_size);
755 int snd_hdmi_parse_eld(struct parsed_hdmi_eld *e,
756 const unsigned char *buf, int size);
757 void snd_hdmi_show_eld(struct parsed_hdmi_eld *e);
758 void snd_hdmi_eld_update_pcm_info(struct parsed_hdmi_eld *e,
759 struct hda_pcm_stream *hinfo);
760
761 #ifdef CONFIG_PROC_FS
762 int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld,
763 int index);
764 void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld);
765 #else
snd_hda_eld_proc_new(struct hda_codec * codec,struct hdmi_eld * eld,int index)766 static inline int snd_hda_eld_proc_new(struct hda_codec *codec,
767 struct hdmi_eld *eld,
768 int index)
769 {
770 return 0;
771 }
snd_hda_eld_proc_free(struct hda_codec * codec,struct hdmi_eld * eld)772 static inline void snd_hda_eld_proc_free(struct hda_codec *codec,
773 struct hdmi_eld *eld)
774 {
775 }
776 #endif
777
778 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
779 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen);
780
781 #endif /* __SOUND_HDA_LOCAL_H */
782