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_beep, \
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_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
);
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
);
142 void snd_hda_set_vmaster_tlv(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
144 struct snd_kcontrol
*snd_hda_find_mixer_ctl(struct hda_codec
*codec
,
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
);
157 HDA_VMUTE_FOLLOW_MASTER
,
160 struct hda_vmaster_mute_hook
{
161 /* below two fields must be filled by the caller of
162 * snd_hda_add_vmaster_hook() beforehand
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
;
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
);
177 #define HDA_AMP_MUTE 0x80
178 #define HDA_AMP_UNMUTE 0x00
179 #define HDA_AMP_VOLMASK 0x7f
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) }
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)
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
);
198 /* more generic bound controls */
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
;
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 */
209 struct hda_bind_ctls
{
210 struct hda_ctl_ops
*ops
;
211 unsigned long values
[];
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
);
223 #define HDA_BIND_VOL(xname, bindrec) \
224 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
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,\
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) }
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
);
255 #define HDA_MAX_NUM_INPUTS 16
256 struct hda_input_mux_item
{
260 struct hda_input_mux
{
261 unsigned int num_items
;
262 struct hda_input_mux_item items
[HDA_MAX_NUM_INPUTS
];
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_codec
*codec
,
272 struct hda_input_mux
*imux
, const char *label
,
273 int index
, int *type_index_ret
);
276 * Channel mode helper
278 struct hda_channel_mode
{
280 const struct hda_verb
*sequence
;
283 int snd_hda_ch_mode_info(struct hda_codec
*codec
,
284 struct snd_ctl_elem_info
*uinfo
,
285 const struct hda_channel_mode
*chmode
,
287 int snd_hda_ch_mode_get(struct hda_codec
*codec
,
288 struct snd_ctl_elem_value
*ucontrol
,
289 const struct hda_channel_mode
*chmode
,
292 int snd_hda_ch_mode_put(struct hda_codec
*codec
,
293 struct snd_ctl_elem_value
*ucontrol
,
294 const struct hda_channel_mode
*chmode
,
299 * Multi-channel / digital-out PCM helper
302 enum { HDA_FRONT
, HDA_REAR
, HDA_CLFE
, HDA_SIDE
}; /* index for dac_nidx */
303 enum { HDA_DIG_NONE
, HDA_DIG_EXCLUSIVE
, HDA_DIG_ANALOG_DUP
}; /* dig_out_used */
305 #define HDA_MAX_OUTS 5
307 struct hda_multi_out
{
308 int num_dacs
; /* # of DACs, must be more than 1 */
309 const hda_nid_t
*dac_nids
; /* DAC list */
310 hda_nid_t hp_nid
; /* optional DAC for HP, 0 when not exists */
311 hda_nid_t hp_out_nid
[HDA_MAX_OUTS
]; /* DACs for multiple HPs */
312 hda_nid_t extra_out_nid
[HDA_MAX_OUTS
]; /* other (e.g. speaker) DACs */
313 hda_nid_t dig_out_nid
; /* digital out audio widget */
314 const hda_nid_t
*slave_dig_outs
;
315 int max_channels
; /* currently supported analog channels */
316 int dig_out_used
; /* current usage of digital out (HDA_DIG_XXX) */
317 int no_share_stream
; /* don't share a stream with multiple pins */
318 int share_spdif
; /* share SPDIF pin */
319 /* PCM information for both analog and SPDIF DACs */
320 unsigned int analog_rates
;
321 unsigned int analog_maxbps
;
323 unsigned int spdif_rates
;
324 unsigned int spdif_maxbps
;
328 int snd_hda_create_spdif_share_sw(struct hda_codec
*codec
,
329 struct hda_multi_out
*mout
);
330 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
,
331 struct hda_multi_out
*mout
);
332 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
,
333 struct hda_multi_out
*mout
);
334 int snd_hda_multi_out_dig_prepare(struct hda_codec
*codec
,
335 struct hda_multi_out
*mout
,
336 unsigned int stream_tag
,
338 struct snd_pcm_substream
*substream
);
339 int snd_hda_multi_out_dig_cleanup(struct hda_codec
*codec
,
340 struct hda_multi_out
*mout
);
341 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
,
342 struct hda_multi_out
*mout
,
343 struct snd_pcm_substream
*substream
,
344 struct hda_pcm_stream
*hinfo
);
345 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
,
346 struct hda_multi_out
*mout
,
347 unsigned int stream_tag
,
349 struct snd_pcm_substream
*substream
);
350 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
,
351 struct hda_multi_out
*mout
);
354 * generic codec parser
356 int snd_hda_parse_generic_codec(struct hda_codec
*codec
);
357 int snd_hda_parse_hdmi_codec(struct hda_codec
*codec
);
360 * generic proc interface
362 #ifdef CONFIG_PROC_FS
363 int snd_hda_codec_proc_new(struct hda_codec
*codec
);
365 static inline int snd_hda_codec_proc_new(struct hda_codec
*codec
) { return 0; }
368 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16
369 void snd_print_pcm_bits(int pcm
, char *buf
, int buflen
);
374 int snd_hda_add_new_ctls(struct hda_codec
*codec
,
375 const struct snd_kcontrol_new
*knew
);
378 * Fix-up pin default configurations and add default verbs
386 struct hda_model_fixup
{
393 bool chained
:1; /* call the chained fixup(s) after this */
394 bool chained_before
:1; /* call the chained fixup(s) before this */
397 const struct hda_pintbl
*pins
;
398 const struct hda_verb
*verbs
;
399 void (*func
)(struct hda_codec
*codec
,
400 const struct hda_fixup
*fix
,
405 struct snd_hda_pin_quirk
{
406 unsigned int codec
; /* Codec vendor/device ID */
407 unsigned short subvendor
; /* PCI subvendor ID */
408 const struct hda_pintbl
*pins
; /* list of matching pins */
409 #ifdef CONFIG_SND_DEBUG_VERBOSE
412 int value
; /* quirk value */
415 #ifdef CONFIG_SND_DEBUG_VERBOSE
417 #define SND_HDA_PIN_QUIRK(_codec, _subvendor, _name, _value, _pins...) \
419 .subvendor = _subvendor,\
422 .pins = (const struct hda_pintbl[]) { _pins, {0, 0}} \
426 #define SND_HDA_PIN_QUIRK(_codec, _subvendor, _name, _value, _pins...) \
428 .subvendor = _subvendor,\
430 .pins = (const struct hda_pintbl[]) { _pins, {0, 0}} \
435 #define HDA_FIXUP_ID_NOT_SET -1
436 #define HDA_FIXUP_ID_NO_FIXUP -2
447 /* fixup action definitions */
449 HDA_FIXUP_ACT_PRE_PROBE
,
456 int snd_hda_add_verbs(struct hda_codec
*codec
, const struct hda_verb
*list
);
457 void snd_hda_apply_verbs(struct hda_codec
*codec
);
458 void snd_hda_apply_pincfgs(struct hda_codec
*codec
,
459 const struct hda_pintbl
*cfg
);
460 void snd_hda_apply_fixup(struct hda_codec
*codec
, int action
);
461 void snd_hda_pick_fixup(struct hda_codec
*codec
,
462 const struct hda_model_fixup
*models
,
463 const struct snd_pci_quirk
*quirk
,
464 const struct hda_fixup
*fixlist
);
465 void snd_hda_pick_pin_fixup(struct hda_codec
*codec
,
466 const struct snd_hda_pin_quirk
*pin_quirk
,
467 const struct hda_fixup
*fixlist
);
471 * unsolicited event handler
474 #define HDA_UNSOL_QUEUE_SIZE 64
476 struct hda_bus_unsolicited
{
478 u32 queue
[HDA_UNSOL_QUEUE_SIZE
* 2];
482 struct work_struct work
;
486 /* helper macros to retrieve pin default-config values */
487 #define get_defcfg_connect(cfg) \
488 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
489 #define get_defcfg_association(cfg) \
490 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
491 #define get_defcfg_location(cfg) \
492 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
493 #define get_defcfg_sequence(cfg) \
494 (cfg & AC_DEFCFG_SEQUENCE)
495 #define get_defcfg_device(cfg) \
496 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
497 #define get_defcfg_misc(cfg) \
498 ((cfg & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT)
501 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8))
502 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8))
503 #define AMP_OUT_MUTE 0xb080
504 #define AMP_OUT_UNMUTE 0xb000
505 #define AMP_OUT_ZERO 0xb000
507 #define PIN_IN (AC_PINCTL_IN_EN)
508 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ)
509 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50)
510 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD)
511 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80)
512 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100)
513 #define PIN_OUT (AC_PINCTL_OUT_EN)
514 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN)
515 #define PIN_HP_AMP (AC_PINCTL_HP_EN)
517 unsigned int snd_hda_get_default_vref(struct hda_codec
*codec
, hda_nid_t pin
);
518 unsigned int snd_hda_correct_pin_ctl(struct hda_codec
*codec
,
519 hda_nid_t pin
, unsigned int val
);
520 int _snd_hda_set_pin_ctl(struct hda_codec
*codec
, hda_nid_t pin
,
521 unsigned int val
, bool cached
);
524 * _snd_hda_set_pin_ctl - Set a pin-control value safely
525 * @codec: the codec instance
526 * @pin: the pin NID to set the control
527 * @val: the pin-control value (AC_PINCTL_* bits)
529 * This function sets the pin-control value to the given pin, but
530 * filters out the invalid pin-control bits when the pin has no such
531 * capabilities. For example, when PIN_HP is passed but the pin has no
532 * HP-drive capability, the HP bit is omitted.
534 * The function doesn't check the input VREF capability bits, though.
535 * Use snd_hda_get_default_vref() to guess the right value.
536 * Also, this function is only for analog pins, not for HDMI pins.
539 snd_hda_set_pin_ctl(struct hda_codec
*codec
, hda_nid_t pin
, unsigned int val
)
541 return _snd_hda_set_pin_ctl(codec
, pin
, val
, false);
545 * snd_hda_set_pin_ctl_cache - Set a pin-control value safely
546 * @codec: the codec instance
547 * @pin: the pin NID to set the control
548 * @val: the pin-control value (AC_PINCTL_* bits)
550 * Just like snd_hda_set_pin_ctl() but write to cache as well.
553 snd_hda_set_pin_ctl_cache(struct hda_codec
*codec
, hda_nid_t pin
,
556 return _snd_hda_set_pin_ctl(codec
, pin
, val
, true);
559 int snd_hda_codec_get_pin_target(struct hda_codec
*codec
, hda_nid_t nid
);
560 int snd_hda_codec_set_pin_target(struct hda_codec
*codec
, hda_nid_t nid
,
564 * get widget capabilities
566 static inline u32
get_wcaps(struct hda_codec
*codec
, hda_nid_t nid
)
568 if (nid
< codec
->start_nid
||
569 nid
>= codec
->start_nid
+ codec
->num_nodes
)
571 return codec
->wcaps
[nid
- codec
->start_nid
];
574 /* get the widget type from widget capability bits */
575 static inline int get_wcaps_type(unsigned int wcaps
)
578 return -1; /* invalid type */
579 return (wcaps
& AC_WCAP_TYPE
) >> AC_WCAP_TYPE_SHIFT
;
582 static inline unsigned int get_wcaps_channels(u32 wcaps
)
586 chans
= (wcaps
& AC_WCAP_CHAN_CNT_EXT
) >> 13;
587 chans
= ((chans
<< 1) | 1) + 1;
592 static inline void snd_hda_override_wcaps(struct hda_codec
*codec
,
593 hda_nid_t nid
, u32 val
)
595 if (nid
>= codec
->start_nid
&&
596 nid
< codec
->start_nid
+ codec
->num_nodes
)
597 codec
->wcaps
[nid
- codec
->start_nid
] = val
;
600 u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
);
601 int snd_hda_override_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
603 u32
snd_hda_query_pin_caps(struct hda_codec
*codec
, hda_nid_t nid
);
604 int snd_hda_override_pin_caps(struct hda_codec
*codec
, hda_nid_t nid
,
606 bool snd_hda_check_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
,
607 int dir
, unsigned int bits
);
609 #define nid_has_mute(codec, nid, dir) \
610 snd_hda_check_amp_caps(codec, nid, dir, (AC_AMPCAP_MUTE | AC_AMPCAP_MIN_MUTE))
611 #define nid_has_volume(codec, nid, dir) \
612 snd_hda_check_amp_caps(codec, nid, dir, AC_AMPCAP_NUM_STEPS)
615 /* flags for hda_nid_item */
616 #define HDA_NID_ITEM_AMP (1<<0)
618 struct hda_nid_item
{
619 struct snd_kcontrol
*kctl
;
622 unsigned short flags
;
625 int snd_hda_ctl_add(struct hda_codec
*codec
, hda_nid_t nid
,
626 struct snd_kcontrol
*kctl
);
627 int snd_hda_add_nid(struct hda_codec
*codec
, struct snd_kcontrol
*kctl
,
628 unsigned int index
, hda_nid_t nid
);
629 void snd_hda_ctls_clear(struct hda_codec
*codec
);
634 #ifdef CONFIG_SND_HDA_HWDEP
635 int snd_hda_create_hwdep(struct hda_codec
*codec
);
637 static inline int snd_hda_create_hwdep(struct hda_codec
*codec
) { return 0; }
640 void snd_hda_sysfs_init(struct hda_codec
*codec
);
641 void snd_hda_sysfs_clear(struct hda_codec
*codec
);
643 extern const struct attribute_group
*snd_hda_dev_attr_groups
[];
645 #ifdef CONFIG_SND_HDA_RECONFIG
646 const char *snd_hda_get_hint(struct hda_codec
*codec
, const char *key
);
647 int snd_hda_get_bool_hint(struct hda_codec
*codec
, const char *key
);
648 int snd_hda_get_int_hint(struct hda_codec
*codec
, const char *key
, int *valp
);
651 const char *snd_hda_get_hint(struct hda_codec
*codec
, const char *key
)
657 int snd_hda_get_bool_hint(struct hda_codec
*codec
, const char *key
)
663 int snd_hda_get_int_hint(struct hda_codec
*codec
, const char *key
, int *valp
)
673 void snd_hda_schedule_power_save(struct hda_codec
*codec
);
675 struct hda_amp_list
{
681 struct hda_loopback_check
{
682 const struct hda_amp_list
*amplist
;
686 int snd_hda_check_amp_list_power(struct hda_codec
*codec
,
687 struct hda_loopback_check
*check
,
690 /* check whether the actual power state matches with the target state */
692 snd_hda_check_power_state(struct hda_codec
*codec
, hda_nid_t nid
,
693 unsigned int target_state
)
695 unsigned int state
= snd_hda_codec_read(codec
, nid
, 0,
696 AC_VERB_GET_POWER_STATE
, 0);
697 if (state
& AC_PWRST_ERROR
)
699 state
= (state
>> 4) & 0x0f;
700 return (state
== target_state
);
703 unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec
*codec
,
705 unsigned int power_state
);
708 * AMP control callbacks
710 /* retrieve parameters from private_value */
711 #define get_amp_nid_(pv) ((pv) & 0xffff)
712 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value)
713 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
714 #define get_amp_direction_(pv) (((pv) >> 18) & 0x1)
715 #define get_amp_direction(kc) get_amp_direction_((kc)->private_value)
716 #define get_amp_index_(pv) (((pv) >> 19) & 0xf)
717 #define get_amp_index(kc) get_amp_index_((kc)->private_value)
718 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f)
719 #define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1)
722 * enum control helper
724 int snd_hda_enum_helper_info(struct snd_kcontrol
*kcontrol
,
725 struct snd_ctl_elem_info
*uinfo
,
726 int num_entries
, const char * const *texts
);
727 #define snd_hda_enum_bool_helper_info(kcontrol, uinfo) \
728 snd_hda_enum_helper_info(kcontrol, uinfo, 0, NULL)
731 * CEA Short Audio Descriptor data
735 int format
; /* (format == 0) indicates invalid SAD */
737 int sample_bits
; /* for LPCM */
738 int max_bitrate
; /* for AC3...ATRAC */
739 int profile
; /* for WMAPRO */
742 #define ELD_FIXED_BYTES 20
743 #define ELD_MAX_SIZE 256
744 #define ELD_MAX_MNL 16
745 #define ELD_MAX_SAD 16
748 * ELD: EDID Like Data
750 struct parsed_hdmi_eld
{
752 * all fields will be cleared before updating ELD
757 char monitor_name
[ELD_MAX_MNL
+ 1];
767 struct cea_sad sad
[ELD_MAX_SAD
];
771 bool monitor_present
;
774 char eld_buffer
[ELD_MAX_SIZE
];
775 struct parsed_hdmi_eld info
;
778 int snd_hdmi_get_eld_size(struct hda_codec
*codec
, hda_nid_t nid
);
779 int snd_hdmi_get_eld(struct hda_codec
*codec
, hda_nid_t nid
,
780 unsigned char *buf
, int *eld_size
);
781 int snd_hdmi_parse_eld(struct hda_codec
*codec
, struct parsed_hdmi_eld
*e
,
782 const unsigned char *buf
, int size
);
783 void snd_hdmi_show_eld(struct hda_codec
*codec
, struct parsed_hdmi_eld
*e
);
784 void snd_hdmi_eld_update_pcm_info(struct parsed_hdmi_eld
*e
,
785 struct hda_pcm_stream
*hinfo
);
787 int snd_hdmi_get_eld_ati(struct hda_codec
*codec
, hda_nid_t nid
,
788 unsigned char *buf
, int *eld_size
,
791 #ifdef CONFIG_PROC_FS
792 void snd_hdmi_print_eld_info(struct hdmi_eld
*eld
,
793 struct snd_info_buffer
*buffer
);
794 void snd_hdmi_write_eld_info(struct hdmi_eld
*eld
,
795 struct snd_info_buffer
*buffer
);
798 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
799 void snd_print_channel_allocation(int spk_alloc
, char *buf
, int buflen
);
803 #define codec_err(codec, fmt, args...) dev_err(&(codec)->dev, fmt, ##args)
804 #define codec_warn(codec, fmt, args...) dev_warn(&(codec)->dev, fmt, ##args)
805 #define codec_info(codec, fmt, args...) dev_info(&(codec)->dev, fmt, ##args)
806 #define codec_dbg(codec, fmt, args...) dev_dbg(&(codec)->dev, fmt, ##args)
808 #endif /* __SOUND_HDA_LOCAL_H */