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, \
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_put_beep(struct snd_kcontrol *kcontrol,
125 struct snd_ctl_elem_value *ucontrol);
126 #endif
127 /* lowlevel accessor with caching; use carefully */
128 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
129 int direction, int index);
130 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
131 int direction, int idx, int mask, int val);
132 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
133 int dir, int idx, int mask, int val);
134 #ifdef SND_HDA_NEEDS_RESUME
135 void snd_hda_codec_resume_amp(struct hda_codec *codec);
136 #endif
137
138 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
139 unsigned int *tlv);
140 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
141 const char *name);
142 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
143 unsigned int *tlv, const char * const *slaves);
144 int snd_hda_codec_reset(struct hda_codec *codec);
145
146 /* amp value bits */
147 #define HDA_AMP_MUTE 0x80
148 #define HDA_AMP_UNMUTE 0x00
149 #define HDA_AMP_VOLMASK 0x7f
150
151 /* mono switch binding multiple inputs */
152 #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \
153 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
154 .info = snd_hda_mixer_amp_switch_info, \
155 .get = snd_hda_mixer_bind_switch_get, \
156 .put = snd_hda_mixer_bind_switch_put, \
157 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }
158
159 /* stereo switch binding multiple inputs */
160 #define HDA_BIND_MUTE(xname,nid,indices,dir) \
161 HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
162
163 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
164 struct snd_ctl_elem_value *ucontrol);
165 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
166 struct snd_ctl_elem_value *ucontrol);
167
168 /* more generic bound controls */
169 struct hda_ctl_ops {
170 snd_kcontrol_info_t *info;
171 snd_kcontrol_get_t *get;
172 snd_kcontrol_put_t *put;
173 snd_kcontrol_tlv_rw_t *tlv;
174 };
175
176 extern struct hda_ctl_ops snd_hda_bind_vol; /* for bind-volume with TLV */
177 extern struct hda_ctl_ops snd_hda_bind_sw; /* for bind-switch */
178
179 struct hda_bind_ctls {
180 struct hda_ctl_ops *ops;
181 unsigned long values[];
182 };
183
184 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
185 struct snd_ctl_elem_info *uinfo);
186 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
187 struct snd_ctl_elem_value *ucontrol);
188 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
189 struct snd_ctl_elem_value *ucontrol);
190 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
191 unsigned int size, unsigned int __user *tlv);
192
193 #define HDA_BIND_VOL(xname, bindrec) \
194 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
195 .name = xname, \
196 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
197 SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
198 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\
199 .info = snd_hda_mixer_bind_ctls_info,\
200 .get = snd_hda_mixer_bind_ctls_get,\
201 .put = snd_hda_mixer_bind_ctls_put,\
202 .tlv = { .c = snd_hda_mixer_bind_tlv },\
203 .private_value = (long) (bindrec) }
204 #define HDA_BIND_SW(xname, bindrec) \
205 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
206 .name = xname, \
207 .info = snd_hda_mixer_bind_ctls_info,\
208 .get = snd_hda_mixer_bind_ctls_get,\
209 .put = snd_hda_mixer_bind_ctls_put,\
210 .private_value = (long) (bindrec) }
211
212 /*
213 * SPDIF I/O
214 */
215 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid);
216 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);
217
218 /*
219 * input MUX helper
220 */
221 #define HDA_MAX_NUM_INPUTS 16
222 struct hda_input_mux_item {
223 char label[32];
224 unsigned int index;
225 };
226 struct hda_input_mux {
227 unsigned int num_items;
228 struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS];
229 };
230
231 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
232 struct snd_ctl_elem_info *uinfo);
233 int snd_hda_input_mux_put(struct hda_codec *codec,
234 const struct hda_input_mux *imux,
235 struct snd_ctl_elem_value *ucontrol, hda_nid_t nid,
236 unsigned int *cur_val);
237
238 /*
239 * Channel mode helper
240 */
241 struct hda_channel_mode {
242 int channels;
243 const struct hda_verb *sequence;
244 };
245
246 int snd_hda_ch_mode_info(struct hda_codec *codec,
247 struct snd_ctl_elem_info *uinfo,
248 const struct hda_channel_mode *chmode,
249 int num_chmodes);
250 int snd_hda_ch_mode_get(struct hda_codec *codec,
251 struct snd_ctl_elem_value *ucontrol,
252 const struct hda_channel_mode *chmode,
253 int num_chmodes,
254 int max_channels);
255 int snd_hda_ch_mode_put(struct hda_codec *codec,
256 struct snd_ctl_elem_value *ucontrol,
257 const struct hda_channel_mode *chmode,
258 int num_chmodes,
259 int *max_channelsp);
260
261 /*
262 * Multi-channel / digital-out PCM helper
263 */
264
265 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */
266 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */
267
268 struct hda_multi_out {
269 int num_dacs; /* # of DACs, must be more than 1 */
270 hda_nid_t *dac_nids; /* DAC list */
271 hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */
272 hda_nid_t extra_out_nid[3]; /* optional DACs, 0 when not exists */
273 hda_nid_t dig_out_nid; /* digital out audio widget */
274 hda_nid_t *slave_dig_outs;
275 int max_channels; /* currently supported analog channels */
276 int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */
277 int no_share_stream; /* don't share a stream with multiple pins */
278 int share_spdif; /* share SPDIF pin */
279 /* PCM information for both analog and SPDIF DACs */
280 unsigned int analog_rates;
281 unsigned int analog_maxbps;
282 u64 analog_formats;
283 unsigned int spdif_rates;
284 unsigned int spdif_maxbps;
285 u64 spdif_formats;
286 };
287
288 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
289 struct hda_multi_out *mout);
290 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
291 struct hda_multi_out *mout);
292 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
293 struct hda_multi_out *mout);
294 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
295 struct hda_multi_out *mout,
296 unsigned int stream_tag,
297 unsigned int format,
298 struct snd_pcm_substream *substream);
299 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
300 struct hda_multi_out *mout);
301 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
302 struct hda_multi_out *mout,
303 struct snd_pcm_substream *substream,
304 struct hda_pcm_stream *hinfo);
305 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
306 struct hda_multi_out *mout,
307 unsigned int stream_tag,
308 unsigned int format,
309 struct snd_pcm_substream *substream);
310 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
311 struct hda_multi_out *mout);
312
313 /*
314 * generic codec parser
315 */
316 #ifdef CONFIG_SND_HDA_GENERIC
317 int snd_hda_parse_generic_codec(struct hda_codec *codec);
318 #else
snd_hda_parse_generic_codec(struct hda_codec * codec)319 static inline int snd_hda_parse_generic_codec(struct hda_codec *codec)
320 {
321 return -ENODEV;
322 }
323 #endif
324
325 /*
326 * generic proc interface
327 */
328 #ifdef CONFIG_PROC_FS
329 int snd_hda_codec_proc_new(struct hda_codec *codec);
330 #else
snd_hda_codec_proc_new(struct hda_codec * codec)331 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; }
332 #endif
333
334 #define SND_PRINT_RATES_ADVISED_BUFSIZE 80
335 void snd_print_pcm_rates(int pcm, char *buf, int buflen);
336
337 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16
338 void snd_print_pcm_bits(int pcm, char *buf, int buflen);
339
340 /*
341 * Misc
342 */
343 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs,
344 const char * const *modelnames,
345 const struct snd_pci_quirk *pci_list);
346 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
347 int num_configs, const char * const *models,
348 const struct snd_pci_quirk *tbl);
349 int snd_hda_add_new_ctls(struct hda_codec *codec,
350 struct snd_kcontrol_new *knew);
351
352 /*
353 * unsolicited event handler
354 */
355
356 #define HDA_UNSOL_QUEUE_SIZE 64
357
358 struct hda_bus_unsolicited {
359 /* ring buffer */
360 u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
361 unsigned int rp, wp;
362
363 /* workqueue */
364 struct work_struct work;
365 struct hda_bus *bus;
366 };
367
368 /*
369 * Helper for automatic pin configuration
370 */
371
372 enum {
373 AUTO_PIN_MIC,
374 AUTO_PIN_LINE_IN,
375 AUTO_PIN_CD,
376 AUTO_PIN_AUX,
377 AUTO_PIN_LAST
378 };
379
380 enum {
381 AUTO_PIN_LINE_OUT,
382 AUTO_PIN_SPEAKER_OUT,
383 AUTO_PIN_HP_OUT
384 };
385
386 #define AUTO_CFG_MAX_OUTS 5
387 #define AUTO_CFG_MAX_INS 8
388
389 struct auto_pin_cfg_item {
390 hda_nid_t pin;
391 int type;
392 };
393
394 struct auto_pin_cfg;
395 const char *hda_get_input_pin_label(struct hda_codec *codec, hda_nid_t pin,
396 int check_location);
397 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
398 const struct auto_pin_cfg *cfg,
399 int input);
400 int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label,
401 int index, int *type_index_ret);
402
403 enum {
404 INPUT_PIN_ATTR_UNUSED, /* pin not connected */
405 INPUT_PIN_ATTR_INT, /* internal mic/line-in */
406 INPUT_PIN_ATTR_DOCK, /* docking mic/line-in */
407 INPUT_PIN_ATTR_NORMAL, /* mic/line-in jack */
408 INPUT_PIN_ATTR_FRONT, /* mic/line-in jack in front */
409 INPUT_PIN_ATTR_REAR, /* mic/line-in jack in rear */
410 };
411
412 int snd_hda_get_input_pin_attr(unsigned int def_conf);
413
414 struct auto_pin_cfg {
415 int line_outs;
416 /* sorted in the order of Front/Surr/CLFE/Side */
417 hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS];
418 int speaker_outs;
419 hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS];
420 int hp_outs;
421 int line_out_type; /* AUTO_PIN_XXX_OUT */
422 hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS];
423 int num_inputs;
424 struct auto_pin_cfg_item inputs[AUTO_CFG_MAX_INS];
425 int dig_outs;
426 hda_nid_t dig_out_pins[2];
427 hda_nid_t dig_in_pin;
428 hda_nid_t mono_out_pin;
429 int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */
430 int dig_in_type; /* HDA_PCM_TYPE_XXX */
431 };
432
433 #define get_defcfg_connect(cfg) \
434 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
435 #define get_defcfg_association(cfg) \
436 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
437 #define get_defcfg_location(cfg) \
438 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
439 #define get_defcfg_sequence(cfg) \
440 (cfg & AC_DEFCFG_SEQUENCE)
441 #define get_defcfg_device(cfg) \
442 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
443
444 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
445 struct auto_pin_cfg *cfg,
446 hda_nid_t *ignore_nids);
447
448 /* amp values */
449 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8))
450 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8))
451 #define AMP_OUT_MUTE 0xb080
452 #define AMP_OUT_UNMUTE 0xb000
453 #define AMP_OUT_ZERO 0xb000
454 /* pinctl values */
455 #define PIN_IN (AC_PINCTL_IN_EN)
456 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ)
457 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50)
458 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD)
459 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80)
460 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100)
461 #define PIN_OUT (AC_PINCTL_OUT_EN)
462 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN)
463 #define PIN_HP_AMP (AC_PINCTL_HP_EN)
464
465 /*
466 * get widget capabilities
467 */
get_wcaps(struct hda_codec * codec,hda_nid_t nid)468 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
469 {
470 if (nid < codec->start_nid ||
471 nid >= codec->start_nid + codec->num_nodes)
472 return 0;
473 return codec->wcaps[nid - codec->start_nid];
474 }
475
476 /* get the widget type from widget capability bits */
477 #define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT)
478
get_wcaps_channels(u32 wcaps)479 static inline unsigned int get_wcaps_channels(u32 wcaps)
480 {
481 unsigned int chans;
482
483 chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
484 chans = ((chans << 1) | 1) + 1;
485
486 return chans;
487 }
488
489 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction);
490 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
491 unsigned int caps);
492 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid);
493 u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid);
494 int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid);
495
496 /* flags for hda_nid_item */
497 #define HDA_NID_ITEM_AMP (1<<0)
498
499 struct hda_nid_item {
500 struct snd_kcontrol *kctl;
501 unsigned int index;
502 hda_nid_t nid;
503 unsigned short flags;
504 };
505
506 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
507 struct snd_kcontrol *kctl);
508 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
509 unsigned int index, hda_nid_t nid);
510 void snd_hda_ctls_clear(struct hda_codec *codec);
511
512 /*
513 * hwdep interface
514 */
515 #ifdef CONFIG_SND_HDA_HWDEP
516 int snd_hda_create_hwdep(struct hda_codec *codec);
517 #else
snd_hda_create_hwdep(struct hda_codec * codec)518 static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; }
519 #endif
520
521 #if defined(CONFIG_SND_HDA_POWER_SAVE) && defined(CONFIG_SND_HDA_HWDEP)
522 int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec);
523 #else
snd_hda_hwdep_add_power_sysfs(struct hda_codec * codec)524 static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec)
525 {
526 return 0;
527 }
528 #endif
529
530 #ifdef CONFIG_SND_HDA_RECONFIG
531 int snd_hda_hwdep_add_sysfs(struct hda_codec *codec);
532 #else
snd_hda_hwdep_add_sysfs(struct hda_codec * codec)533 static inline int snd_hda_hwdep_add_sysfs(struct hda_codec *codec)
534 {
535 return 0;
536 }
537 #endif
538
539 #ifdef CONFIG_SND_HDA_RECONFIG
540 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key);
541 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key);
542 #else
543 static inline
snd_hda_get_hint(struct hda_codec * codec,const char * key)544 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key)
545 {
546 return NULL;
547 }
548
549 static inline
snd_hda_get_bool_hint(struct hda_codec * codec,const char * key)550 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key)
551 {
552 return -ENOENT;
553 }
554 #endif
555
556 /*
557 * power-management
558 */
559
560 #ifdef CONFIG_SND_HDA_POWER_SAVE
561 void snd_hda_schedule_power_save(struct hda_codec *codec);
562
563 struct hda_amp_list {
564 hda_nid_t nid;
565 unsigned char dir;
566 unsigned char idx;
567 };
568
569 struct hda_loopback_check {
570 struct hda_amp_list *amplist;
571 int power_on;
572 };
573
574 int snd_hda_check_amp_list_power(struct hda_codec *codec,
575 struct hda_loopback_check *check,
576 hda_nid_t nid);
577 #endif /* CONFIG_SND_HDA_POWER_SAVE */
578
579 /*
580 * AMP control callbacks
581 */
582 /* retrieve parameters from private_value */
583 #define get_amp_nid_(pv) ((pv) & 0xffff)
584 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value)
585 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
586 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
587 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
588 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f)
589 #define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1)
590
591 /*
592 * CEA Short Audio Descriptor data
593 */
594 struct cea_sad {
595 int channels;
596 int format; /* (format == 0) indicates invalid SAD */
597 int rates;
598 int sample_bits; /* for LPCM */
599 int max_bitrate; /* for AC3...ATRAC */
600 int profile; /* for WMAPRO */
601 };
602
603 #define ELD_FIXED_BYTES 20
604 #define ELD_MAX_MNL 16
605 #define ELD_MAX_SAD 16
606
607 /*
608 * ELD: EDID Like Data
609 */
610 struct hdmi_eld {
611 bool monitor_present;
612 bool eld_valid;
613 int eld_size;
614 int baseline_len;
615 int eld_ver;
616 int cea_edid_ver;
617 char monitor_name[ELD_MAX_MNL + 1];
618 int manufacture_id;
619 int product_id;
620 u64 port_id;
621 int support_hdcp;
622 int support_ai;
623 int conn_type;
624 int aud_synch_delay;
625 int spk_alloc;
626 int sad_count;
627 struct cea_sad sad[ELD_MAX_SAD];
628 #ifdef CONFIG_PROC_FS
629 struct snd_info_entry *proc_entry;
630 #endif
631 };
632
633 int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid);
634 int snd_hdmi_get_eld(struct hdmi_eld *, struct hda_codec *, hda_nid_t);
635 void snd_hdmi_show_eld(struct hdmi_eld *eld);
636 void hdmi_eld_update_pcm_info(struct hdmi_eld *eld, struct hda_pcm_stream *pcm,
637 struct hda_pcm_stream *codec_pars);
638
639 #ifdef CONFIG_PROC_FS
640 int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld,
641 int index);
642 void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld);
643 #else
snd_hda_eld_proc_new(struct hda_codec * codec,struct hdmi_eld * eld,int index)644 static inline int snd_hda_eld_proc_new(struct hda_codec *codec,
645 struct hdmi_eld *eld,
646 int index)
647 {
648 return 0;
649 }
snd_hda_eld_proc_free(struct hda_codec * codec,struct hdmi_eld * eld)650 static inline void snd_hda_eld_proc_free(struct hda_codec *codec,
651 struct hdmi_eld *eld)
652 {
653 }
654 #endif
655
656 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
657 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen);
658
659 /*
660 * Input-jack notification support
661 */
662 #ifdef CONFIG_SND_HDA_INPUT_JACK
663 int snd_hda_input_jack_add(struct hda_codec *codec, hda_nid_t nid, int type,
664 const char *name);
665 void snd_hda_input_jack_report(struct hda_codec *codec, hda_nid_t nid);
666 void snd_hda_input_jack_free(struct hda_codec *codec);
667 #else /* CONFIG_SND_HDA_INPUT_JACK */
snd_hda_input_jack_add(struct hda_codec * codec,hda_nid_t nid,int type,const char * name)668 static inline int snd_hda_input_jack_add(struct hda_codec *codec,
669 hda_nid_t nid, int type,
670 const char *name)
671 {
672 return 0;
673 }
snd_hda_input_jack_report(struct hda_codec * codec,hda_nid_t nid)674 static inline void snd_hda_input_jack_report(struct hda_codec *codec,
675 hda_nid_t nid)
676 {
677 }
snd_hda_input_jack_free(struct hda_codec * codec)678 static inline void snd_hda_input_jack_free(struct hda_codec *codec)
679 {
680 }
681 #endif /* CONFIG_SND_HDA_INPUT_JACK */
682
683 #endif /* __SOUND_HDA_LOCAL_H */
684