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
29 #define HDA_COMPOSE_AMP_VAL_OFS(nid,chs,idx,dir,ofs) \
30 ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19) | ((ofs)<<23))
31 #define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) \
32 HDA_COMPOSE_AMP_VAL_OFS(nid, chs, idx, dir, 0)
33 /* mono volume with index (index=0,1,...) (channel=1,2) */
34 #define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
35 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
36 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
37 SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
38 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
39 .info = snd_hda_mixer_amp_volume_info, \
40 .get = snd_hda_mixer_amp_volume_get, \
41 .put = snd_hda_mixer_amp_volume_put, \
42 .tlv = { .c = snd_hda_mixer_amp_tlv }, \
43 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
44 /* stereo volume with index */
45 #define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \
46 HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
48 #define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \
49 HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction)
51 #define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \
52 HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction)
53 /* mono mute switch with index (index=0,1,...) (channel=1,2) */
54 #define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
55 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
56 .info = snd_hda_mixer_amp_switch_info, \
57 .get = snd_hda_mixer_amp_switch_get, \
58 .put = snd_hda_mixer_amp_switch_put, \
59 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
60 /* stereo mute switch with index */
61 #define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \
62 HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
63 /* mono mute switch */
64 #define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \
65 HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction)
66 /* stereo mute switch */
67 #define HDA_CODEC_MUTE(xname, nid, xindex, direction) \
68 HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction)
69 /* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */
70 #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
71 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
72 .info = snd_hda_mixer_amp_switch_info, \
73 .get = snd_hda_mixer_amp_switch_get, \
74 .put = snd_hda_mixer_amp_switch_put_beep, \
75 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
76 /* special beep mono mute switch */
77 #define HDA_CODEC_MUTE_BEEP_MONO(xname, nid, channel, xindex, direction) \
78 HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, 0, nid, channel, xindex, direction)
79 /* special beep stereo mute switch */
80 #define HDA_CODEC_MUTE_BEEP(xname, nid, xindex, direction) \
81 HDA_CODEC_MUTE_BEEP_MONO(xname, nid, 3, xindex, direction)
83 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol
*kcontrol
,
84 struct snd_ctl_elem_info
*uinfo
);
85 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol
*kcontrol
,
86 struct snd_ctl_elem_value
*ucontrol
);
87 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol
*kcontrol
,
88 struct snd_ctl_elem_value
*ucontrol
);
89 int snd_hda_mixer_amp_tlv(struct snd_kcontrol
*kcontrol
, int op_flag
,
90 unsigned int size
, unsigned int __user
*tlv
);
91 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol
*kcontrol
,
92 struct snd_ctl_elem_info
*uinfo
);
93 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol
*kcontrol
,
94 struct snd_ctl_elem_value
*ucontrol
);
95 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol
*kcontrol
,
96 struct snd_ctl_elem_value
*ucontrol
);
97 int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol
*kcontrol
,
98 struct snd_ctl_elem_value
*ucontrol
);
99 /* lowlevel accessor with caching; use carefully */
100 int snd_hda_codec_amp_read(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
101 int direction
, int index
);
102 int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
103 int direction
, int idx
, int mask
, int val
);
104 int snd_hda_codec_amp_stereo(struct hda_codec
*codec
, hda_nid_t nid
,
105 int dir
, int idx
, int mask
, int val
);
106 #ifdef SND_HDA_NEEDS_RESUME
107 void snd_hda_codec_resume_amp(struct hda_codec
*codec
);
110 void snd_hda_set_vmaster_tlv(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
112 struct snd_kcontrol
*snd_hda_find_mixer_ctl(struct hda_codec
*codec
,
114 int snd_hda_add_vmaster(struct hda_codec
*codec
, char *name
,
115 unsigned int *tlv
, const char **slaves
);
116 int snd_hda_codec_reset(struct hda_codec
*codec
);
119 #define HDA_AMP_MUTE 0x80
120 #define HDA_AMP_UNMUTE 0x00
121 #define HDA_AMP_VOLMASK 0x7f
123 /* mono switch binding multiple inputs */
124 #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \
125 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
126 .info = snd_hda_mixer_amp_switch_info, \
127 .get = snd_hda_mixer_bind_switch_get, \
128 .put = snd_hda_mixer_bind_switch_put, \
129 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }
131 /* stereo switch binding multiple inputs */
132 #define HDA_BIND_MUTE(xname,nid,indices,dir) \
133 HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
135 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol
*kcontrol
,
136 struct snd_ctl_elem_value
*ucontrol
);
137 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol
*kcontrol
,
138 struct snd_ctl_elem_value
*ucontrol
);
140 /* more generic bound controls */
142 snd_kcontrol_info_t
*info
;
143 snd_kcontrol_get_t
*get
;
144 snd_kcontrol_put_t
*put
;
145 snd_kcontrol_tlv_rw_t
*tlv
;
148 extern struct hda_ctl_ops snd_hda_bind_vol
; /* for bind-volume with TLV */
149 extern struct hda_ctl_ops snd_hda_bind_sw
; /* for bind-switch */
151 struct hda_bind_ctls
{
152 struct hda_ctl_ops
*ops
;
153 unsigned long values
[];
156 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol
*kcontrol
,
157 struct snd_ctl_elem_info
*uinfo
);
158 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol
*kcontrol
,
159 struct snd_ctl_elem_value
*ucontrol
);
160 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol
*kcontrol
,
161 struct snd_ctl_elem_value
*ucontrol
);
162 int snd_hda_mixer_bind_tlv(struct snd_kcontrol
*kcontrol
, int op_flag
,
163 unsigned int size
, unsigned int __user
*tlv
);
165 #define HDA_BIND_VOL(xname, bindrec) \
166 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
168 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
169 SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
170 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\
171 .info = snd_hda_mixer_bind_ctls_info,\
172 .get = snd_hda_mixer_bind_ctls_get,\
173 .put = snd_hda_mixer_bind_ctls_put,\
174 .tlv = { .c = snd_hda_mixer_bind_tlv },\
175 .private_value = (long) (bindrec) }
176 #define HDA_BIND_SW(xname, bindrec) \
177 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
179 .info = snd_hda_mixer_bind_ctls_info,\
180 .get = snd_hda_mixer_bind_ctls_get,\
181 .put = snd_hda_mixer_bind_ctls_put,\
182 .private_value = (long) (bindrec) }
187 int snd_hda_create_spdif_out_ctls(struct hda_codec
*codec
, hda_nid_t nid
);
188 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
);
193 #define HDA_MAX_NUM_INPUTS 16
194 struct hda_input_mux_item
{
198 struct hda_input_mux
{
199 unsigned int num_items
;
200 struct hda_input_mux_item items
[HDA_MAX_NUM_INPUTS
];
203 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
,
204 struct snd_ctl_elem_info
*uinfo
);
205 int snd_hda_input_mux_put(struct hda_codec
*codec
,
206 const struct hda_input_mux
*imux
,
207 struct snd_ctl_elem_value
*ucontrol
, hda_nid_t nid
,
208 unsigned int *cur_val
);
211 * Channel mode helper
213 struct hda_channel_mode
{
215 const struct hda_verb
*sequence
;
218 int snd_hda_ch_mode_info(struct hda_codec
*codec
,
219 struct snd_ctl_elem_info
*uinfo
,
220 const struct hda_channel_mode
*chmode
,
222 int snd_hda_ch_mode_get(struct hda_codec
*codec
,
223 struct snd_ctl_elem_value
*ucontrol
,
224 const struct hda_channel_mode
*chmode
,
227 int snd_hda_ch_mode_put(struct hda_codec
*codec
,
228 struct snd_ctl_elem_value
*ucontrol
,
229 const struct hda_channel_mode
*chmode
,
234 * Multi-channel / digital-out PCM helper
237 enum { HDA_FRONT
, HDA_REAR
, HDA_CLFE
, HDA_SIDE
}; /* index for dac_nidx */
238 enum { HDA_DIG_NONE
, HDA_DIG_EXCLUSIVE
, HDA_DIG_ANALOG_DUP
}; /* dig_out_used */
240 struct hda_multi_out
{
241 int num_dacs
; /* # of DACs, must be more than 1 */
242 hda_nid_t
*dac_nids
; /* DAC list */
243 hda_nid_t hp_nid
; /* optional DAC for HP, 0 when not exists */
244 hda_nid_t extra_out_nid
[3]; /* optional DACs, 0 when not exists */
245 hda_nid_t dig_out_nid
; /* digital out audio widget */
246 hda_nid_t
*slave_dig_outs
;
247 int max_channels
; /* currently supported analog channels */
248 int dig_out_used
; /* current usage of digital out (HDA_DIG_XXX) */
249 int no_share_stream
; /* don't share a stream with multiple pins */
250 int share_spdif
; /* share SPDIF pin */
251 /* PCM information for both analog and SPDIF DACs */
252 unsigned int analog_rates
;
253 unsigned int analog_maxbps
;
255 unsigned int spdif_rates
;
256 unsigned int spdif_maxbps
;
260 int snd_hda_create_spdif_share_sw(struct hda_codec
*codec
,
261 struct hda_multi_out
*mout
);
262 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
,
263 struct hda_multi_out
*mout
);
264 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
,
265 struct hda_multi_out
*mout
);
266 int snd_hda_multi_out_dig_prepare(struct hda_codec
*codec
,
267 struct hda_multi_out
*mout
,
268 unsigned int stream_tag
,
270 struct snd_pcm_substream
*substream
);
271 int snd_hda_multi_out_dig_cleanup(struct hda_codec
*codec
,
272 struct hda_multi_out
*mout
);
273 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
,
274 struct hda_multi_out
*mout
,
275 struct snd_pcm_substream
*substream
,
276 struct hda_pcm_stream
*hinfo
);
277 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
,
278 struct hda_multi_out
*mout
,
279 unsigned int stream_tag
,
281 struct snd_pcm_substream
*substream
);
282 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
,
283 struct hda_multi_out
*mout
);
286 * generic codec parser
288 #ifdef CONFIG_SND_HDA_GENERIC
289 int snd_hda_parse_generic_codec(struct hda_codec
*codec
);
291 static inline int snd_hda_parse_generic_codec(struct hda_codec
*codec
)
298 * generic proc interface
300 #ifdef CONFIG_PROC_FS
301 int snd_hda_codec_proc_new(struct hda_codec
*codec
);
303 static inline int snd_hda_codec_proc_new(struct hda_codec
*codec
) { return 0; }
306 #define SND_PRINT_RATES_ADVISED_BUFSIZE 80
307 void snd_print_pcm_rates(int pcm
, char *buf
, int buflen
);
309 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16
310 void snd_print_pcm_bits(int pcm
, char *buf
, int buflen
);
315 int snd_hda_check_board_config(struct hda_codec
*codec
, int num_configs
,
316 const char **modelnames
,
317 const struct snd_pci_quirk
*pci_list
);
318 int snd_hda_check_board_codec_sid_config(struct hda_codec
*codec
,
319 int num_configs
, const char **models
,
320 const struct snd_pci_quirk
*tbl
);
321 int snd_hda_add_new_ctls(struct hda_codec
*codec
,
322 struct snd_kcontrol_new
*knew
);
325 * unsolicited event handler
328 #define HDA_UNSOL_QUEUE_SIZE 64
330 struct hda_bus_unsolicited
{
332 u32 queue
[HDA_UNSOL_QUEUE_SIZE
* 2];
336 struct work_struct work
;
341 * Helper for automatic ping configuration
356 AUTO_PIN_SPEAKER_OUT
,
360 extern const char *auto_pin_cfg_labels
[AUTO_PIN_LAST
];
362 #define AUTO_CFG_MAX_OUTS 5
364 struct auto_pin_cfg
{
366 /* sorted in the order of Front/Surr/CLFE/Side */
367 hda_nid_t line_out_pins
[AUTO_CFG_MAX_OUTS
];
369 hda_nid_t speaker_pins
[AUTO_CFG_MAX_OUTS
];
371 int line_out_type
; /* AUTO_PIN_XXX_OUT */
372 hda_nid_t hp_pins
[AUTO_CFG_MAX_OUTS
];
373 hda_nid_t input_pins
[AUTO_PIN_LAST
];
375 hda_nid_t dig_out_pins
[2];
376 hda_nid_t dig_in_pin
;
377 hda_nid_t mono_out_pin
;
378 int dig_out_type
[2]; /* HDA_PCM_TYPE_XXX */
379 int dig_in_type
; /* HDA_PCM_TYPE_XXX */
382 #define get_defcfg_connect(cfg) \
383 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
384 #define get_defcfg_association(cfg) \
385 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
386 #define get_defcfg_location(cfg) \
387 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
388 #define get_defcfg_sequence(cfg) \
389 (cfg & AC_DEFCFG_SEQUENCE)
390 #define get_defcfg_device(cfg) \
391 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
393 int snd_hda_parse_pin_def_config(struct hda_codec
*codec
,
394 struct auto_pin_cfg
*cfg
,
395 hda_nid_t
*ignore_nids
);
398 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8))
399 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8))
400 #define AMP_OUT_MUTE 0xb080
401 #define AMP_OUT_UNMUTE 0xb000
402 #define AMP_OUT_ZERO 0xb000
404 #define PIN_IN (AC_PINCTL_IN_EN)
405 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ)
406 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50)
407 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD)
408 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80)
409 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100)
410 #define PIN_OUT (AC_PINCTL_OUT_EN)
411 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN)
412 #define PIN_HP_AMP (AC_PINCTL_HP_EN)
415 * get widget capabilities
417 static inline u32
get_wcaps(struct hda_codec
*codec
, hda_nid_t nid
)
419 if (nid
< codec
->start_nid
||
420 nid
>= codec
->start_nid
+ codec
->num_nodes
)
422 return codec
->wcaps
[nid
- codec
->start_nid
];
425 /* get the widget type from widget capability bits */
426 #define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT)
428 static inline unsigned int get_wcaps_channels(u32 wcaps
)
432 chans
= (wcaps
& AC_WCAP_CHAN_CNT_EXT
) >> 13;
433 chans
= ((chans
<< 1) | 1) + 1;
438 u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
);
439 int snd_hda_override_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
441 u32
snd_hda_query_pin_caps(struct hda_codec
*codec
, hda_nid_t nid
);
443 struct hda_nid_item
{
444 struct snd_kcontrol
*kctl
;
448 int snd_hda_ctl_add(struct hda_codec
*codec
, hda_nid_t nid
,
449 struct snd_kcontrol
*kctl
);
450 void snd_hda_ctls_clear(struct hda_codec
*codec
);
455 #ifdef CONFIG_SND_HDA_HWDEP
456 int snd_hda_create_hwdep(struct hda_codec
*codec
);
458 static inline int snd_hda_create_hwdep(struct hda_codec
*codec
) { return 0; }
461 #if defined(CONFIG_SND_HDA_POWER_SAVE) && defined(CONFIG_SND_HDA_HWDEP)
462 int snd_hda_hwdep_add_power_sysfs(struct hda_codec
*codec
);
464 static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec
*codec
)
470 #ifdef CONFIG_SND_HDA_RECONFIG
471 int snd_hda_hwdep_add_sysfs(struct hda_codec
*codec
);
473 static inline int snd_hda_hwdep_add_sysfs(struct hda_codec
*codec
)
479 #ifdef CONFIG_SND_HDA_RECONFIG
480 const char *snd_hda_get_hint(struct hda_codec
*codec
, const char *key
);
481 int snd_hda_get_bool_hint(struct hda_codec
*codec
, const char *key
);
484 const char *snd_hda_get_hint(struct hda_codec
*codec
, const char *key
)
490 int snd_hda_get_bool_hint(struct hda_codec
*codec
, const char *key
)
500 #ifdef CONFIG_SND_HDA_POWER_SAVE
501 void snd_hda_schedule_power_save(struct hda_codec
*codec
);
503 struct hda_amp_list
{
509 struct hda_loopback_check
{
510 struct hda_amp_list
*amplist
;
514 int snd_hda_check_amp_list_power(struct hda_codec
*codec
,
515 struct hda_loopback_check
*check
,
517 #endif /* CONFIG_SND_HDA_POWER_SAVE */
520 * AMP control callbacks
522 /* retrieve parameters from private_value */
523 #define get_amp_nid_(pv) ((pv) & 0xffff)
524 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value)
525 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
526 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
527 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
528 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f)
531 * CEA Short Audio Descriptor data
535 int format
; /* (format == 0) indicates invalid SAD */
537 int sample_bits
; /* for LPCM */
538 int max_bitrate
; /* for AC3...ATRAC */
539 int profile
; /* for WMAPRO */
542 #define ELD_FIXED_BYTES 20
543 #define ELD_MAX_MNL 16
544 #define ELD_MAX_SAD 16
547 * ELD: EDID Like Data
552 int eld_ver
; /* (eld_ver == 0) indicates invalid ELD */
554 char monitor_name
[ELD_MAX_MNL
+ 1];
564 struct cea_sad sad
[ELD_MAX_SAD
];
565 #ifdef CONFIG_PROC_FS
566 struct snd_info_entry
*proc_entry
;
570 int snd_hdmi_get_eld_size(struct hda_codec
*codec
, hda_nid_t nid
);
571 int snd_hdmi_get_eld(struct hdmi_eld
*, struct hda_codec
*, hda_nid_t
);
572 void snd_hdmi_show_eld(struct hdmi_eld
*eld
);
574 #ifdef CONFIG_PROC_FS
575 int snd_hda_eld_proc_new(struct hda_codec
*codec
, struct hdmi_eld
*eld
,
577 void snd_hda_eld_proc_free(struct hda_codec
*codec
, struct hdmi_eld
*eld
);
579 static inline int snd_hda_eld_proc_new(struct hda_codec
*codec
,
580 struct hdmi_eld
*eld
,
585 static inline void snd_hda_eld_proc_free(struct hda_codec
*codec
,
586 struct hdmi_eld
*eld
)
591 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
592 void snd_print_channel_allocation(int spk_alloc
, char *buf
, int buflen
);
594 #endif /* __SOUND_HDA_LOCAL_H */