ALSA: hda: Virtualize SPDIF out controls
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / sound / pci / hda / hda_local.h
blob8b88c92826a14abf425235ff74896a4b826e9019
1 /*
2 * Universal Interface for Intel High Definition Audio Codec
4 * Local helper functions
6 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
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.
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.
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.
23 #ifndef __SOUND_HDA_LOCAL_H
24 #define __SOUND_HDA_LOCAL_H
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.
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.
33 #define HDA_SUBDEV_NID_FLAG (1U << 31)
34 #define HDA_SUBDEV_AMP_FLAG (1U << 30)
37 * for mixer controls
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)
107 extern const char *snd_hda_pcm_type_name[];
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
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);
146 /* amp value bits */
147 #define HDA_AMP_MUTE 0x80
148 #define HDA_AMP_UNMUTE 0x00
149 #define HDA_AMP_VOLMASK 0x7f
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) }
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)
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);
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;
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 */
179 struct hda_bind_ctls {
180 struct hda_ctl_ops *ops;
181 unsigned long values[];
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);
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) }
213 * SPDIF I/O
215 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec,
216 hda_nid_t associated_nid,
217 hda_nid_t cvt_nid);
218 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);
221 * input MUX helper
223 #define HDA_MAX_NUM_INPUTS 16
224 struct hda_input_mux_item {
225 char label[32];
226 unsigned int index;
228 struct hda_input_mux {
229 unsigned int num_items;
230 struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS];
233 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
234 struct snd_ctl_elem_info *uinfo);
235 int snd_hda_input_mux_put(struct hda_codec *codec,
236 const struct hda_input_mux *imux,
237 struct snd_ctl_elem_value *ucontrol, hda_nid_t nid,
238 unsigned int *cur_val);
241 * Channel mode helper
243 struct hda_channel_mode {
244 int channels;
245 const struct hda_verb *sequence;
248 int snd_hda_ch_mode_info(struct hda_codec *codec,
249 struct snd_ctl_elem_info *uinfo,
250 const struct hda_channel_mode *chmode,
251 int num_chmodes);
252 int snd_hda_ch_mode_get(struct hda_codec *codec,
253 struct snd_ctl_elem_value *ucontrol,
254 const struct hda_channel_mode *chmode,
255 int num_chmodes,
256 int max_channels);
257 int snd_hda_ch_mode_put(struct hda_codec *codec,
258 struct snd_ctl_elem_value *ucontrol,
259 const struct hda_channel_mode *chmode,
260 int num_chmodes,
261 int *max_channelsp);
264 * Multi-channel / digital-out PCM helper
267 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */
268 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */
270 struct hda_multi_out {
271 int num_dacs; /* # of DACs, must be more than 1 */
272 const hda_nid_t *dac_nids; /* DAC list */
273 hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */
274 hda_nid_t extra_out_nid[3]; /* optional DACs, 0 when not exists */
275 hda_nid_t dig_out_nid; /* digital out audio widget */
276 const hda_nid_t *slave_dig_outs;
277 int max_channels; /* currently supported analog channels */
278 int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */
279 int no_share_stream; /* don't share a stream with multiple pins */
280 int share_spdif; /* share SPDIF pin */
281 /* PCM information for both analog and SPDIF DACs */
282 unsigned int analog_rates;
283 unsigned int analog_maxbps;
284 u64 analog_formats;
285 unsigned int spdif_rates;
286 unsigned int spdif_maxbps;
287 u64 spdif_formats;
290 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
291 struct hda_multi_out *mout);
292 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
293 struct hda_multi_out *mout);
294 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
295 struct hda_multi_out *mout);
296 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
297 struct hda_multi_out *mout,
298 unsigned int stream_tag,
299 unsigned int format,
300 struct snd_pcm_substream *substream);
301 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
302 struct hda_multi_out *mout);
303 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
304 struct hda_multi_out *mout,
305 struct snd_pcm_substream *substream,
306 struct hda_pcm_stream *hinfo);
307 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
308 struct hda_multi_out *mout,
309 unsigned int stream_tag,
310 unsigned int format,
311 struct snd_pcm_substream *substream);
312 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
313 struct hda_multi_out *mout);
316 * generic codec parser
318 #ifdef CONFIG_SND_HDA_GENERIC
319 int snd_hda_parse_generic_codec(struct hda_codec *codec);
320 #else
321 static inline int snd_hda_parse_generic_codec(struct hda_codec *codec)
323 return -ENODEV;
325 #endif
328 * generic proc interface
330 #ifdef CONFIG_PROC_FS
331 int snd_hda_codec_proc_new(struct hda_codec *codec);
332 #else
333 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; }
334 #endif
336 #define SND_PRINT_RATES_ADVISED_BUFSIZE 80
337 void snd_print_pcm_rates(int pcm, char *buf, int buflen);
339 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16
340 void snd_print_pcm_bits(int pcm, char *buf, int buflen);
343 * Misc
345 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs,
346 const char * const *modelnames,
347 const struct snd_pci_quirk *pci_list);
348 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
349 int num_configs, const char * const *models,
350 const struct snd_pci_quirk *tbl);
351 int snd_hda_add_new_ctls(struct hda_codec *codec,
352 const struct snd_kcontrol_new *knew);
355 * unsolicited event handler
358 #define HDA_UNSOL_QUEUE_SIZE 64
360 struct hda_bus_unsolicited {
361 /* ring buffer */
362 u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
363 unsigned int rp, wp;
365 /* workqueue */
366 struct work_struct work;
367 struct hda_bus *bus;
371 * Helper for automatic pin configuration
374 enum {
375 AUTO_PIN_MIC,
376 AUTO_PIN_LINE_IN,
377 AUTO_PIN_CD,
378 AUTO_PIN_AUX,
379 AUTO_PIN_LAST
382 enum {
383 AUTO_PIN_LINE_OUT,
384 AUTO_PIN_SPEAKER_OUT,
385 AUTO_PIN_HP_OUT
388 #define AUTO_CFG_MAX_OUTS 5
389 #define AUTO_CFG_MAX_INS 8
391 struct auto_pin_cfg_item {
392 hda_nid_t pin;
393 int type;
396 struct auto_pin_cfg;
397 const char *hda_get_input_pin_label(struct hda_codec *codec, hda_nid_t pin,
398 int check_location);
399 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
400 const struct auto_pin_cfg *cfg,
401 int input);
402 int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label,
403 int index, int *type_index_ret);
405 enum {
406 INPUT_PIN_ATTR_UNUSED, /* pin not connected */
407 INPUT_PIN_ATTR_INT, /* internal mic/line-in */
408 INPUT_PIN_ATTR_DOCK, /* docking mic/line-in */
409 INPUT_PIN_ATTR_NORMAL, /* mic/line-in jack */
410 INPUT_PIN_ATTR_FRONT, /* mic/line-in jack in front */
411 INPUT_PIN_ATTR_REAR, /* mic/line-in jack in rear */
414 int snd_hda_get_input_pin_attr(unsigned int def_conf);
416 struct auto_pin_cfg {
417 int line_outs;
418 /* sorted in the order of Front/Surr/CLFE/Side */
419 hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS];
420 int speaker_outs;
421 hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS];
422 int hp_outs;
423 int line_out_type; /* AUTO_PIN_XXX_OUT */
424 hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS];
425 int num_inputs;
426 struct auto_pin_cfg_item inputs[AUTO_CFG_MAX_INS];
427 int dig_outs;
428 hda_nid_t dig_out_pins[2];
429 hda_nid_t dig_in_pin;
430 hda_nid_t mono_out_pin;
431 int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */
432 int dig_in_type; /* HDA_PCM_TYPE_XXX */
435 #define get_defcfg_connect(cfg) \
436 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
437 #define get_defcfg_association(cfg) \
438 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
439 #define get_defcfg_location(cfg) \
440 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
441 #define get_defcfg_sequence(cfg) \
442 (cfg & AC_DEFCFG_SEQUENCE)
443 #define get_defcfg_device(cfg) \
444 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
446 int snd_hda_parse_pin_def_config(struct hda_codec *codec,
447 struct auto_pin_cfg *cfg,
448 const hda_nid_t *ignore_nids);
450 /* amp values */
451 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8))
452 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8))
453 #define AMP_OUT_MUTE 0xb080
454 #define AMP_OUT_UNMUTE 0xb000
455 #define AMP_OUT_ZERO 0xb000
456 /* pinctl values */
457 #define PIN_IN (AC_PINCTL_IN_EN)
458 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ)
459 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50)
460 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD)
461 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80)
462 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100)
463 #define PIN_OUT (AC_PINCTL_OUT_EN)
464 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN)
465 #define PIN_HP_AMP (AC_PINCTL_HP_EN)
468 * get widget capabilities
470 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
472 if (nid < codec->start_nid ||
473 nid >= codec->start_nid + codec->num_nodes)
474 return 0;
475 return codec->wcaps[nid - codec->start_nid];
478 /* get the widget type from widget capability bits */
479 #define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT)
481 static inline unsigned int get_wcaps_channels(u32 wcaps)
483 unsigned int chans;
485 chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
486 chans = ((chans << 1) | 1) + 1;
488 return chans;
491 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction);
492 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
493 unsigned int caps);
494 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid);
495 u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid);
496 int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid);
498 static inline bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid)
500 return (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_PRES_DETECT) &&
501 (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP);
504 /* flags for hda_nid_item */
505 #define HDA_NID_ITEM_AMP (1<<0)
507 struct hda_nid_item {
508 struct snd_kcontrol *kctl;
509 unsigned int index;
510 hda_nid_t nid;
511 unsigned short flags;
514 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
515 struct snd_kcontrol *kctl);
516 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
517 unsigned int index, hda_nid_t nid);
518 void snd_hda_ctls_clear(struct hda_codec *codec);
521 * hwdep interface
523 #ifdef CONFIG_SND_HDA_HWDEP
524 int snd_hda_create_hwdep(struct hda_codec *codec);
525 #else
526 static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; }
527 #endif
529 #if defined(CONFIG_SND_HDA_POWER_SAVE) && defined(CONFIG_SND_HDA_HWDEP)
530 int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec);
531 #else
532 static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec)
534 return 0;
536 #endif
538 #ifdef CONFIG_SND_HDA_RECONFIG
539 int snd_hda_hwdep_add_sysfs(struct hda_codec *codec);
540 #else
541 static inline int snd_hda_hwdep_add_sysfs(struct hda_codec *codec)
543 return 0;
545 #endif
547 #ifdef CONFIG_SND_HDA_RECONFIG
548 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key);
549 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key);
550 #else
551 static inline
552 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key)
554 return NULL;
557 static inline
558 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key)
560 return -ENOENT;
562 #endif
565 * power-management
568 #ifdef CONFIG_SND_HDA_POWER_SAVE
569 void snd_hda_schedule_power_save(struct hda_codec *codec);
571 struct hda_amp_list {
572 hda_nid_t nid;
573 unsigned char dir;
574 unsigned char idx;
577 struct hda_loopback_check {
578 const struct hda_amp_list *amplist;
579 int power_on;
582 int snd_hda_check_amp_list_power(struct hda_codec *codec,
583 struct hda_loopback_check *check,
584 hda_nid_t nid);
585 #endif /* CONFIG_SND_HDA_POWER_SAVE */
588 * AMP control callbacks
590 /* retrieve parameters from private_value */
591 #define get_amp_nid_(pv) ((pv) & 0xffff)
592 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value)
593 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
594 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
595 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
596 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f)
597 #define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1)
600 * CEA Short Audio Descriptor data
602 struct cea_sad {
603 int channels;
604 int format; /* (format == 0) indicates invalid SAD */
605 int rates;
606 int sample_bits; /* for LPCM */
607 int max_bitrate; /* for AC3...ATRAC */
608 int profile; /* for WMAPRO */
611 #define ELD_FIXED_BYTES 20
612 #define ELD_MAX_MNL 16
613 #define ELD_MAX_SAD 16
616 * ELD: EDID Like Data
618 struct hdmi_eld {
619 bool monitor_present;
620 bool eld_valid;
621 int eld_size;
622 int baseline_len;
623 int eld_ver;
624 int cea_edid_ver;
625 char monitor_name[ELD_MAX_MNL + 1];
626 int manufacture_id;
627 int product_id;
628 u64 port_id;
629 int support_hdcp;
630 int support_ai;
631 int conn_type;
632 int aud_synch_delay;
633 int spk_alloc;
634 int sad_count;
635 struct cea_sad sad[ELD_MAX_SAD];
636 #ifdef CONFIG_PROC_FS
637 struct snd_info_entry *proc_entry;
638 #endif
641 int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid);
642 int snd_hdmi_get_eld(struct hdmi_eld *, struct hda_codec *, hda_nid_t);
643 void snd_hdmi_show_eld(struct hdmi_eld *eld);
644 void hdmi_eld_update_pcm_info(struct hdmi_eld *eld, struct hda_pcm_stream *pcm,
645 struct hda_pcm_stream *codec_pars);
647 #ifdef CONFIG_PROC_FS
648 int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld,
649 int index);
650 void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld);
651 #else
652 static inline int snd_hda_eld_proc_new(struct hda_codec *codec,
653 struct hdmi_eld *eld,
654 int index)
656 return 0;
658 static inline void snd_hda_eld_proc_free(struct hda_codec *codec,
659 struct hdmi_eld *eld)
662 #endif
664 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
665 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen);
668 * Input-jack notification support
670 #ifdef CONFIG_SND_HDA_INPUT_JACK
671 int snd_hda_input_jack_add(struct hda_codec *codec, hda_nid_t nid, int type,
672 const char *name);
673 void snd_hda_input_jack_report(struct hda_codec *codec, hda_nid_t nid);
674 void snd_hda_input_jack_free(struct hda_codec *codec);
675 #else /* CONFIG_SND_HDA_INPUT_JACK */
676 static inline int snd_hda_input_jack_add(struct hda_codec *codec,
677 hda_nid_t nid, int type,
678 const char *name)
680 return 0;
682 static inline void snd_hda_input_jack_report(struct hda_codec *codec,
683 hda_nid_t nid)
686 static inline void snd_hda_input_jack_free(struct hda_codec *codec)
689 #endif /* CONFIG_SND_HDA_INPUT_JACK */
691 #endif /* __SOUND_HDA_LOCAL_H */