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)
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
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)
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)
60 #define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \
61 HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction, 0)
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, \
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) }
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);
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);
135 void snd_hda_codec_resume_amp(struct hda_codec *codec);
138 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
140 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
142 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
143 unsigned int *tlv, const char * const *slaves,
145 int snd_hda_codec_reset(struct hda_codec *codec);
148 #define HDA_AMP_MUTE 0x80
149 #define HDA_AMP_UNMUTE 0x00
150 #define HDA_AMP_VOLMASK 0x7f
152 /* mono switch binding multiple inputs */
153 #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \
154 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
155 .info = snd_hda_mixer_amp_switch_info, \
156 .get = snd_hda_mixer_bind_switch_get, \
157 .put = snd_hda_mixer_bind_switch_put, \
158 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }
160 /* stereo switch binding multiple inputs */
161 #define HDA_BIND_MUTE(xname,nid,indices,dir) \
162 HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
164 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
165 struct snd_ctl_elem_value *ucontrol);
166 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
167 struct snd_ctl_elem_value *ucontrol);
169 /* more generic bound controls */
171 snd_kcontrol_info_t *info;
172 snd_kcontrol_get_t *get;
173 snd_kcontrol_put_t *put;
174 snd_kcontrol_tlv_rw_t *tlv;
177 extern struct hda_ctl_ops snd_hda_bind_vol; /* for bind-volume with TLV */
178 extern struct hda_ctl_ops snd_hda_bind_sw; /* for bind-switch */
180 struct hda_bind_ctls {
181 struct hda_ctl_ops *ops;
182 unsigned long values[];
185 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
186 struct snd_ctl_elem_info *uinfo);
187 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
188 struct snd_ctl_elem_value *ucontrol);
189 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
190 struct snd_ctl_elem_value *ucontrol);
191 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
192 unsigned int size, unsigned int __user *tlv);
194 #define HDA_BIND_VOL(xname, bindrec) \
195 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
197 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
198 SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
199 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\
200 .info = snd_hda_mixer_bind_ctls_info,\
201 .get = snd_hda_mixer_bind_ctls_get,\
202 .put = snd_hda_mixer_bind_ctls_put,\
203 .tlv = { .c = snd_hda_mixer_bind_tlv },\
204 .private_value = (long) (bindrec) }
205 #define HDA_BIND_SW(xname, bindrec) \
206 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
208 .info = snd_hda_mixer_bind_ctls_info,\
209 .get = snd_hda_mixer_bind_ctls_get,\
210 .put = snd_hda_mixer_bind_ctls_put,\
211 .private_value = (long) (bindrec) }
216 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec,
217 hda_nid_t associated_nid,
219 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);
224 #define HDA_MAX_NUM_INPUTS 16
225 struct hda_input_mux_item {
229 struct hda_input_mux {
230 unsigned int num_items;
231 struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS];
234 int snd_hda_input_mux_info(const struct hda_input_mux *imux,
235 struct snd_ctl_elem_info *uinfo);
236 int snd_hda_input_mux_put(struct hda_codec *codec,
237 const struct hda_input_mux *imux,
238 struct snd_ctl_elem_value *ucontrol, hda_nid_t nid,
239 unsigned int *cur_val);
242 * Channel mode helper
244 struct hda_channel_mode {
246 const struct hda_verb *sequence;
249 int snd_hda_ch_mode_info(struct hda_codec *codec,
250 struct snd_ctl_elem_info *uinfo,
251 const struct hda_channel_mode *chmode,
253 int snd_hda_ch_mode_get(struct hda_codec *codec,
254 struct snd_ctl_elem_value *ucontrol,
255 const struct hda_channel_mode *chmode,
258 int snd_hda_ch_mode_put(struct hda_codec *codec,
259 struct snd_ctl_elem_value *ucontrol,
260 const struct hda_channel_mode *chmode,
265 * Multi-channel / digital-out PCM helper
268 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */
269 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */
271 #define HDA_MAX_OUTS 5
273 struct hda_multi_out {
274 int num_dacs; /* # of DACs, must be more than 1 */
275 const hda_nid_t *dac_nids; /* DAC list */
276 hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */
277 hda_nid_t hp_out_nid[HDA_MAX_OUTS]; /* DACs for multiple HPs */
278 hda_nid_t extra_out_nid[HDA_MAX_OUTS]; /* other (e.g. speaker) DACs */
279 hda_nid_t dig_out_nid; /* digital out audio widget */
280 const hda_nid_t *slave_dig_outs;
281 int max_channels; /* currently supported analog channels */
282 int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */
283 int no_share_stream; /* don't share a stream with multiple pins */
284 int share_spdif; /* share SPDIF pin */
285 /* PCM information for both analog and SPDIF DACs */
286 unsigned int analog_rates;
287 unsigned int analog_maxbps;
289 unsigned int spdif_rates;
290 unsigned int spdif_maxbps;
294 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
295 struct hda_multi_out *mout);
296 int snd_hda_multi_out_dig_open(struct hda_codec *codec,
297 struct hda_multi_out *mout);
298 int snd_hda_multi_out_dig_close(struct hda_codec *codec,
299 struct hda_multi_out *mout);
300 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
301 struct hda_multi_out *mout,
302 unsigned int stream_tag,
304 struct snd_pcm_substream *substream);
305 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
306 struct hda_multi_out *mout);
307 int snd_hda_multi_out_analog_open(struct hda_codec *codec,
308 struct hda_multi_out *mout,
309 struct snd_pcm_substream *substream,
310 struct hda_pcm_stream *hinfo);
311 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
312 struct hda_multi_out *mout,
313 unsigned int stream_tag,
315 struct snd_pcm_substream *substream);
316 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
317 struct hda_multi_out *mout);
320 * generic codec parser
322 #ifdef CONFIG_SND_HDA_GENERIC
323 int snd_hda_parse_generic_codec(struct hda_codec *codec);
325 static inline int snd_hda_parse_generic_codec(struct hda_codec *codec)
332 * generic proc interface
334 #ifdef CONFIG_PROC_FS
335 int snd_hda_codec_proc_new(struct hda_codec *codec);
337 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; }
340 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16
341 void snd_print_pcm_bits(int pcm, char *buf, int buflen);
346 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs,
347 const char * const *modelnames,
348 const struct snd_pci_quirk *pci_list);
349 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
350 int num_configs, const char * const *models,
351 const struct snd_pci_quirk *tbl);
352 int snd_hda_add_new_ctls(struct hda_codec *codec,
353 const struct snd_kcontrol_new *knew);
356 * unsolicited event handler
359 #define HDA_UNSOL_QUEUE_SIZE 64
361 struct hda_bus_unsolicited {
363 u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
367 struct work_struct work;
372 * Helper for automatic pin configuration
385 AUTO_PIN_SPEAKER_OUT,
389 #define AUTO_CFG_MAX_OUTS HDA_MAX_OUTS
390 #define AUTO_CFG_MAX_INS 8
392 struct auto_pin_cfg_item {
398 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
399 const struct auto_pin_cfg *cfg,
401 int snd_hda_get_pin_label(struct hda_codec *codec, hda_nid_t nid,
402 const struct auto_pin_cfg *cfg,
403 char *label, int maxlen, int *indexp);
404 int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label,
405 int index, int *type_index_ret);
408 INPUT_PIN_ATTR_UNUSED, /* pin not connected */
409 INPUT_PIN_ATTR_INT, /* internal mic/line-in */
410 INPUT_PIN_ATTR_DOCK, /* docking mic/line-in */
411 INPUT_PIN_ATTR_NORMAL, /* mic/line-in jack */
412 INPUT_PIN_ATTR_FRONT, /* mic/line-in jack in front */
413 INPUT_PIN_ATTR_REAR, /* mic/line-in jack in rear */
416 int snd_hda_get_input_pin_attr(unsigned int def_conf);
418 struct auto_pin_cfg {
420 /* sorted in the order of Front/Surr/CLFE/Side */
421 hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS];
423 hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS];
425 int line_out_type; /* AUTO_PIN_XXX_OUT */
426 hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS];
428 struct auto_pin_cfg_item inputs[AUTO_CFG_MAX_INS];
430 hda_nid_t dig_out_pins[2];
431 hda_nid_t dig_in_pin;
432 hda_nid_t mono_out_pin;
433 int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */
434 int dig_in_type; /* HDA_PCM_TYPE_XXX */
437 #define get_defcfg_connect(cfg) \
438 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
439 #define get_defcfg_association(cfg) \
440 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
441 #define get_defcfg_location(cfg) \
442 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
443 #define get_defcfg_sequence(cfg) \
444 (cfg & AC_DEFCFG_SEQUENCE)
445 #define get_defcfg_device(cfg) \
446 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
447 #define get_defcfg_misc(cfg) \
448 ((cfg & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT)
450 /* bit-flags for snd_hda_parse_pin_def_config() behavior */
451 #define HDA_PINCFG_NO_HP_FIXUP (1 << 0) /* no HP-split */
452 #define HDA_PINCFG_NO_LO_FIXUP (1 << 1) /* don't take other outs as LO */
454 int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
455 struct auto_pin_cfg *cfg,
456 const hda_nid_t *ignore_nids,
457 unsigned int cond_flags);
460 #define snd_hda_parse_pin_def_config(codec, cfg, ignore) \
461 snd_hda_parse_pin_defcfg(codec, cfg, ignore, 0)
464 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8))
465 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8))
466 #define AMP_OUT_MUTE 0xb080
467 #define AMP_OUT_UNMUTE 0xb000
468 #define AMP_OUT_ZERO 0xb000
470 #define PIN_IN (AC_PINCTL_IN_EN)
471 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ)
472 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50)
473 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD)
474 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80)
475 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100)
476 #define PIN_OUT (AC_PINCTL_OUT_EN)
477 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN)
478 #define PIN_HP_AMP (AC_PINCTL_HP_EN)
481 * get widget capabilities
483 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
485 if (nid < codec->start_nid ||
486 nid >= codec->start_nid + codec->num_nodes)
488 return codec->wcaps[nid - codec->start_nid];
491 /* get the widget type from widget capability bits */
492 static inline int get_wcaps_type(unsigned int wcaps)
495 return -1; /* invalid type */
496 return (wcaps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
499 static inline unsigned int get_wcaps_channels(u32 wcaps)
503 chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
504 chans = ((chans << 1) | 1) + 1;
509 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction);
510 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
512 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid);
513 int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid,
516 /* flags for hda_nid_item */
517 #define HDA_NID_ITEM_AMP (1<<0)
519 struct hda_nid_item {
520 struct snd_kcontrol *kctl;
523 unsigned short flags;
526 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
527 struct snd_kcontrol *kctl);
528 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
529 unsigned int index, hda_nid_t nid);
530 void snd_hda_ctls_clear(struct hda_codec *codec);
535 #ifdef CONFIG_SND_HDA_HWDEP
536 int snd_hda_create_hwdep(struct hda_codec *codec);
538 static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; }
541 #if defined(CONFIG_SND_HDA_POWER_SAVE) && defined(CONFIG_SND_HDA_HWDEP)
542 int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec);
544 static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec)
550 #ifdef CONFIG_SND_HDA_RECONFIG
551 int snd_hda_hwdep_add_sysfs(struct hda_codec *codec);
553 static inline int snd_hda_hwdep_add_sysfs(struct hda_codec *codec)
559 #ifdef CONFIG_SND_HDA_RECONFIG
560 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key);
561 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key);
564 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key)
570 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key)
580 void snd_hda_schedule_power_save(struct hda_codec *codec);
582 struct hda_amp_list {
588 struct hda_loopback_check {
589 const struct hda_amp_list *amplist;
593 int snd_hda_check_amp_list_power(struct hda_codec *codec,
594 struct hda_loopback_check *check,
598 * AMP control callbacks
600 /* retrieve parameters from private_value */
601 #define get_amp_nid_(pv) ((pv) & 0xffff)
602 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value)
603 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
604 #define get_amp_direction_(pv) (((pv) >> 18) & 0x1)
605 #define get_amp_direction(kc) get_amp_direction_((kc)->private_value)
606 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
607 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f)
608 #define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1)
611 * CEA Short Audio Descriptor data
615 int format; /* (format == 0) indicates invalid SAD */
617 int sample_bits; /* for LPCM */
618 int max_bitrate; /* for AC3...ATRAC */
619 int profile; /* for WMAPRO */
622 #define ELD_FIXED_BYTES 20
623 #define ELD_MAX_SIZE 256
624 #define ELD_MAX_MNL 16
625 #define ELD_MAX_SAD 16
628 * ELD: EDID Like Data
631 bool monitor_present;
637 char monitor_name[ELD_MAX_MNL + 1];
647 struct cea_sad sad[ELD_MAX_SAD];
649 * all fields above eld_buffer will be cleared before updating ELD
651 char eld_buffer[ELD_MAX_SIZE];
652 #ifdef CONFIG_PROC_FS
653 struct snd_info_entry *proc_entry;
657 int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid);
658 int snd_hdmi_get_eld(struct hdmi_eld *, struct hda_codec *, hda_nid_t);
659 void snd_hdmi_show_eld(struct hdmi_eld *eld);
660 void snd_hdmi_eld_update_pcm_info(struct hdmi_eld *eld,
661 struct hda_pcm_stream *hinfo);
663 #ifdef CONFIG_PROC_FS
664 int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld,
666 void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld);
668 static inline int snd_hda_eld_proc_new(struct hda_codec *codec,
669 struct hdmi_eld *eld,
674 static inline void snd_hda_eld_proc_free(struct hda_codec *codec,
675 struct hdmi_eld *eld)
680 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
681 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen);
683 #endif /* __SOUND_HDA_LOCAL_H */