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_COMPOSE_AMP_VAL(nid,chs,idx,dir) \ 42 HDA_COMPOSE_AMP_VAL_OFS(nid, chs, idx, dir, 0) 43 /* mono volume with index (index=0,1,...) (channel=1,2) */ 44 #define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ 45 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ 46 .subdevice = HDA_SUBDEV_AMP_FLAG, \ 47 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ 48 SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 49 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \ 50 .info = snd_hda_mixer_amp_volume_info, \ 51 .get = snd_hda_mixer_amp_volume_get, \ 52 .put = snd_hda_mixer_amp_volume_put, \ 53 .tlv = { .c = snd_hda_mixer_amp_tlv }, \ 54 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } 55 /* stereo volume with index */ 56 #define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \ 57 HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) 58 /* mono volume */ 59 #define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \ 60 HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction) 61 /* stereo volume */ 62 #define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \ 63 HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction) 64 /* mono mute switch with index (index=0,1,...) (channel=1,2) */ 65 #define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ 66 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ 67 .subdevice = HDA_SUBDEV_AMP_FLAG, \ 68 .info = snd_hda_mixer_amp_switch_info, \ 69 .get = snd_hda_mixer_amp_switch_get, \ 70 .put = snd_hda_mixer_amp_switch_put, \ 71 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } 72 /* stereo mute switch with index */ 73 #define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \ 74 HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) 75 /* mono mute switch */ 76 #define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \ 77 HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction) 78 /* stereo mute switch */ 79 #define HDA_CODEC_MUTE(xname, nid, xindex, direction) \ 80 HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction) 81 #ifdef CONFIG_SND_HDA_INPUT_BEEP 82 /* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */ 83 #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ 84 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ 85 .subdevice = HDA_SUBDEV_AMP_FLAG, \ 86 .info = snd_hda_mixer_amp_switch_info, \ 87 .get = snd_hda_mixer_amp_switch_get, \ 88 .put = snd_hda_mixer_amp_switch_put_beep, \ 89 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } 90 #else 91 /* no digital beep - just the standard one */ 92 #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) \ 93 HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) 94 #endif /* CONFIG_SND_HDA_INPUT_BEEP */ 95 /* special beep mono mute switch */ 96 #define HDA_CODEC_MUTE_BEEP_MONO(xname, nid, channel, xindex, direction) \ 97 HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, 0, nid, channel, xindex, direction) 98 /* special beep stereo mute switch */ 99 #define HDA_CODEC_MUTE_BEEP(xname, nid, xindex, direction) \ 100 HDA_CODEC_MUTE_BEEP_MONO(xname, nid, 3, xindex, direction) 101 102 extern const char *snd_hda_pcm_type_name[]; 103 104 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, 105 struct snd_ctl_elem_info *uinfo); 106 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, 107 struct snd_ctl_elem_value *ucontrol); 108 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, 109 struct snd_ctl_elem_value *ucontrol); 110 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, 111 unsigned int size, unsigned int __user *tlv); 112 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, 113 struct snd_ctl_elem_info *uinfo); 114 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, 115 struct snd_ctl_elem_value *ucontrol); 116 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, 117 struct snd_ctl_elem_value *ucontrol); 118 #ifdef CONFIG_SND_HDA_INPUT_BEEP 119 int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol, 120 struct snd_ctl_elem_value *ucontrol); 121 #endif 122 /* lowlevel accessor with caching; use carefully */ 123 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, 124 int direction, int index); 125 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, 126 int direction, int idx, int mask, int val); 127 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, 128 int dir, int idx, int mask, int val); 129 #ifdef SND_HDA_NEEDS_RESUME 130 void snd_hda_codec_resume_amp(struct hda_codec *codec); 131 #endif 132 133 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, 134 unsigned int *tlv); 135 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, 136 const char *name); 137 int snd_hda_add_vmaster(struct hda_codec *codec, char *name, 138 unsigned int *tlv, const char **slaves); 139 int snd_hda_codec_reset(struct hda_codec *codec); 140 141 /* amp value bits */ 142 #define HDA_AMP_MUTE 0x80 143 #define HDA_AMP_UNMUTE 0x00 144 #define HDA_AMP_VOLMASK 0x7f 145 146 /* mono switch binding multiple inputs */ 147 #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \ 148 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \ 149 .info = snd_hda_mixer_amp_switch_info, \ 150 .get = snd_hda_mixer_bind_switch_get, \ 151 .put = snd_hda_mixer_bind_switch_put, \ 152 .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) } 153 154 /* stereo switch binding multiple inputs */ 155 #define HDA_BIND_MUTE(xname,nid,indices,dir) \ 156 HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir) 157 158 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, 159 struct snd_ctl_elem_value *ucontrol); 160 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, 161 struct snd_ctl_elem_value *ucontrol); 162 163 /* more generic bound controls */ 164 struct hda_ctl_ops { 165 snd_kcontrol_info_t *info; 166 snd_kcontrol_get_t *get; 167 snd_kcontrol_put_t *put; 168 snd_kcontrol_tlv_rw_t *tlv; 169 }; 170 171 extern struct hda_ctl_ops snd_hda_bind_vol; /* for bind-volume with TLV */ 172 extern struct hda_ctl_ops snd_hda_bind_sw; /* for bind-switch */ 173 174 struct hda_bind_ctls { 175 struct hda_ctl_ops *ops; 176 unsigned long values[]; 177 }; 178 179 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, 180 struct snd_ctl_elem_info *uinfo); 181 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, 182 struct snd_ctl_elem_value *ucontrol); 183 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, 184 struct snd_ctl_elem_value *ucontrol); 185 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, 186 unsigned int size, unsigned int __user *tlv); 187 188 #define HDA_BIND_VOL(xname, bindrec) \ 189 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 190 .name = xname, \ 191 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ 192 SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 193 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\ 194 .info = snd_hda_mixer_bind_ctls_info,\ 195 .get = snd_hda_mixer_bind_ctls_get,\ 196 .put = snd_hda_mixer_bind_ctls_put,\ 197 .tlv = { .c = snd_hda_mixer_bind_tlv },\ 198 .private_value = (long) (bindrec) } 199 #define HDA_BIND_SW(xname, bindrec) \ 200 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ 201 .name = xname, \ 202 .info = snd_hda_mixer_bind_ctls_info,\ 203 .get = snd_hda_mixer_bind_ctls_get,\ 204 .put = snd_hda_mixer_bind_ctls_put,\ 205 .private_value = (long) (bindrec) } 206 207 /* 208 * SPDIF I/O 209 */ 210 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid); 211 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid); 212 213 /* 214 * input MUX helper 215 */ 216 #define HDA_MAX_NUM_INPUTS 16 217 struct hda_input_mux_item { 218 const char *label; 219 unsigned int index; 220 }; 221 struct hda_input_mux { 222 unsigned int num_items; 223 struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS]; 224 }; 225 226 int snd_hda_input_mux_info(const struct hda_input_mux *imux, 227 struct snd_ctl_elem_info *uinfo); 228 int snd_hda_input_mux_put(struct hda_codec *codec, 229 const struct hda_input_mux *imux, 230 struct snd_ctl_elem_value *ucontrol, hda_nid_t nid, 231 unsigned int *cur_val); 232 233 /* 234 * Channel mode helper 235 */ 236 struct hda_channel_mode { 237 int channels; 238 const struct hda_verb *sequence; 239 }; 240 241 int snd_hda_ch_mode_info(struct hda_codec *codec, 242 struct snd_ctl_elem_info *uinfo, 243 const struct hda_channel_mode *chmode, 244 int num_chmodes); 245 int snd_hda_ch_mode_get(struct hda_codec *codec, 246 struct snd_ctl_elem_value *ucontrol, 247 const struct hda_channel_mode *chmode, 248 int num_chmodes, 249 int max_channels); 250 int snd_hda_ch_mode_put(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_channelsp); 255 256 /* 257 * Multi-channel / digital-out PCM helper 258 */ 259 260 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */ 261 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */ 262 263 struct hda_multi_out { 264 int num_dacs; /* # of DACs, must be more than 1 */ 265 hda_nid_t *dac_nids; /* DAC list */ 266 hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */ 267 hda_nid_t extra_out_nid[3]; /* optional DACs, 0 when not exists */ 268 hda_nid_t dig_out_nid; /* digital out audio widget */ 269 hda_nid_t *slave_dig_outs; 270 int max_channels; /* currently supported analog channels */ 271 int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */ 272 int no_share_stream; /* don't share a stream with multiple pins */ 273 int share_spdif; /* share SPDIF pin */ 274 /* PCM information for both analog and SPDIF DACs */ 275 unsigned int analog_rates; 276 unsigned int analog_maxbps; 277 u64 analog_formats; 278 unsigned int spdif_rates; 279 unsigned int spdif_maxbps; 280 u64 spdif_formats; 281 }; 282 283 int snd_hda_create_spdif_share_sw(struct hda_codec *codec, 284 struct hda_multi_out *mout); 285 int snd_hda_multi_out_dig_open(struct hda_codec *codec, 286 struct hda_multi_out *mout); 287 int snd_hda_multi_out_dig_close(struct hda_codec *codec, 288 struct hda_multi_out *mout); 289 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, 290 struct hda_multi_out *mout, 291 unsigned int stream_tag, 292 unsigned int format, 293 struct snd_pcm_substream *substream); 294 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, 295 struct hda_multi_out *mout); 296 int snd_hda_multi_out_analog_open(struct hda_codec *codec, 297 struct hda_multi_out *mout, 298 struct snd_pcm_substream *substream, 299 struct hda_pcm_stream *hinfo); 300 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, 301 struct hda_multi_out *mout, 302 unsigned int stream_tag, 303 unsigned int format, 304 struct snd_pcm_substream *substream); 305 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, 306 struct hda_multi_out *mout); 307 308 /* 309 * generic codec parser 310 */ 311 #ifdef CONFIG_SND_HDA_GENERIC 312 int snd_hda_parse_generic_codec(struct hda_codec *codec); 313 #else 314 static inline int snd_hda_parse_generic_codec(struct hda_codec *codec) 315 { 316 return -ENODEV; 317 } 318 #endif 319 320 /* 321 * generic proc interface 322 */ 323 #ifdef CONFIG_PROC_FS 324 int snd_hda_codec_proc_new(struct hda_codec *codec); 325 #else 326 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; } 327 #endif 328 329 #define SND_PRINT_RATES_ADVISED_BUFSIZE 80 330 void snd_print_pcm_rates(int pcm, char *buf, int buflen); 331 332 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16 333 void snd_print_pcm_bits(int pcm, char *buf, int buflen); 334 335 /* 336 * Misc 337 */ 338 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs, 339 const char **modelnames, 340 const struct snd_pci_quirk *pci_list); 341 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, 342 int num_configs, const char **models, 343 const struct snd_pci_quirk *tbl); 344 int snd_hda_add_new_ctls(struct hda_codec *codec, 345 struct snd_kcontrol_new *knew); 346 347 /* 348 * unsolicited event handler 349 */ 350 351 #define HDA_UNSOL_QUEUE_SIZE 64 352 353 struct hda_bus_unsolicited { 354 /* ring buffer */ 355 u32 queue[HDA_UNSOL_QUEUE_SIZE * 2]; 356 unsigned int rp, wp; 357 358 /* workqueue */ 359 struct work_struct work; 360 struct hda_bus *bus; 361 }; 362 363 /* 364 * Helper for automatic pin configuration 365 */ 366 367 enum { 368 AUTO_PIN_MIC, 369 AUTO_PIN_FRONT_MIC, 370 AUTO_PIN_LINE, 371 AUTO_PIN_FRONT_LINE, 372 AUTO_PIN_CD, 373 AUTO_PIN_AUX, 374 AUTO_PIN_LAST 375 }; 376 377 enum { 378 AUTO_PIN_LINE_OUT, 379 AUTO_PIN_SPEAKER_OUT, 380 AUTO_PIN_HP_OUT 381 }; 382 383 extern const char *auto_pin_cfg_labels[AUTO_PIN_LAST]; 384 385 #define AUTO_CFG_MAX_OUTS 5 386 387 struct auto_pin_cfg { 388 int line_outs; 389 /* sorted in the order of Front/Surr/CLFE/Side */ 390 hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS]; 391 int speaker_outs; 392 hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS]; 393 int hp_outs; 394 int line_out_type; /* AUTO_PIN_XXX_OUT */ 395 hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS]; 396 hda_nid_t input_pins[AUTO_PIN_LAST]; 397 int dig_outs; 398 hda_nid_t dig_out_pins[2]; 399 hda_nid_t dig_in_pin; 400 hda_nid_t mono_out_pin; 401 int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */ 402 int dig_in_type; /* HDA_PCM_TYPE_XXX */ 403 }; 404 405 #define get_defcfg_connect(cfg) \ 406 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT) 407 #define get_defcfg_association(cfg) \ 408 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT) 409 #define get_defcfg_location(cfg) \ 410 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT) 411 #define get_defcfg_sequence(cfg) \ 412 (cfg & AC_DEFCFG_SEQUENCE) 413 #define get_defcfg_device(cfg) \ 414 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT) 415 416 int snd_hda_parse_pin_def_config(struct hda_codec *codec, 417 struct auto_pin_cfg *cfg, 418 hda_nid_t *ignore_nids); 419 420 /* amp values */ 421 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8)) 422 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8)) 423 #define AMP_OUT_MUTE 0xb080 424 #define AMP_OUT_UNMUTE 0xb000 425 #define AMP_OUT_ZERO 0xb000 426 /* pinctl values */ 427 #define PIN_IN (AC_PINCTL_IN_EN) 428 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ) 429 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50) 430 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD) 431 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80) 432 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100) 433 #define PIN_OUT (AC_PINCTL_OUT_EN) 434 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN) 435 #define PIN_HP_AMP (AC_PINCTL_HP_EN) 436 437 /* 438 * get widget capabilities 439 */ 440 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid) 441 { 442 if (nid < codec->start_nid || 443 nid >= codec->start_nid + codec->num_nodes) 444 return 0; 445 return codec->wcaps[nid - codec->start_nid]; 446 } 447 448 /* get the widget type from widget capability bits */ 449 #define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT) 450 451 static inline unsigned int get_wcaps_channels(u32 wcaps) 452 { 453 unsigned int chans; 454 455 chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13; 456 chans = ((chans << 1) | 1) + 1; 457 458 return chans; 459 } 460 461 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction); 462 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, 463 unsigned int caps); 464 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid); 465 u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid); 466 int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid); 467 468 /* flags for hda_nid_item */ 469 #define HDA_NID_ITEM_AMP (1<<0) 470 471 struct hda_nid_item { 472 struct snd_kcontrol *kctl; 473 unsigned int index; 474 hda_nid_t nid; 475 unsigned short flags; 476 }; 477 478 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, 479 struct snd_kcontrol *kctl); 480 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, 481 unsigned int index, hda_nid_t nid); 482 void snd_hda_ctls_clear(struct hda_codec *codec); 483 484 /* 485 * hwdep interface 486 */ 487 #ifdef CONFIG_SND_HDA_HWDEP 488 int snd_hda_create_hwdep(struct hda_codec *codec); 489 #else 490 static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; } 491 #endif 492 493 #if defined(CONFIG_SND_HDA_POWER_SAVE) && defined(CONFIG_SND_HDA_HWDEP) 494 int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec); 495 #else 496 static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec) 497 { 498 return 0; 499 } 500 #endif 501 502 #ifdef CONFIG_SND_HDA_RECONFIG 503 int snd_hda_hwdep_add_sysfs(struct hda_codec *codec); 504 #else 505 static inline int snd_hda_hwdep_add_sysfs(struct hda_codec *codec) 506 { 507 return 0; 508 } 509 #endif 510 511 #ifdef CONFIG_SND_HDA_RECONFIG 512 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key); 513 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key); 514 #else 515 static inline 516 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key) 517 { 518 return NULL; 519 } 520 521 static inline 522 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key) 523 { 524 return -ENOENT; 525 } 526 #endif 527 528 /* 529 * power-management 530 */ 531 532 #ifdef CONFIG_SND_HDA_POWER_SAVE 533 void snd_hda_schedule_power_save(struct hda_codec *codec); 534 535 struct hda_amp_list { 536 hda_nid_t nid; 537 unsigned char dir; 538 unsigned char idx; 539 }; 540 541 struct hda_loopback_check { 542 struct hda_amp_list *amplist; 543 int power_on; 544 }; 545 546 int snd_hda_check_amp_list_power(struct hda_codec *codec, 547 struct hda_loopback_check *check, 548 hda_nid_t nid); 549 #endif /* CONFIG_SND_HDA_POWER_SAVE */ 550 551 /* 552 * AMP control callbacks 553 */ 554 /* retrieve parameters from private_value */ 555 #define get_amp_nid_(pv) ((pv) & 0xffff) 556 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value) 557 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3) 558 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1) 559 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf) 560 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f) 561 562 /* 563 * CEA Short Audio Descriptor data 564 */ 565 struct cea_sad { 566 int channels; 567 int format; /* (format == 0) indicates invalid SAD */ 568 int rates; 569 int sample_bits; /* for LPCM */ 570 int max_bitrate; /* for AC3...ATRAC */ 571 int profile; /* for WMAPRO */ 572 }; 573 574 #define ELD_FIXED_BYTES 20 575 #define ELD_MAX_MNL 16 576 #define ELD_MAX_SAD 16 577 578 /* 579 * ELD: EDID Like Data 580 */ 581 struct hdmi_eld { 582 bool monitor_present; 583 bool eld_valid; 584 int eld_size; 585 int baseline_len; 586 int eld_ver; 587 int cea_edid_ver; 588 char monitor_name[ELD_MAX_MNL + 1]; 589 int manufacture_id; 590 int product_id; 591 u64 port_id; 592 int support_hdcp; 593 int support_ai; 594 int conn_type; 595 int aud_synch_delay; 596 int spk_alloc; 597 int sad_count; 598 struct cea_sad sad[ELD_MAX_SAD]; 599 #ifdef CONFIG_PROC_FS 600 struct snd_info_entry *proc_entry; 601 #endif 602 }; 603 604 int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid); 605 int snd_hdmi_get_eld(struct hdmi_eld *, struct hda_codec *, hda_nid_t); 606 void snd_hdmi_show_eld(struct hdmi_eld *eld); 607 void hdmi_eld_update_pcm_info(struct hdmi_eld *eld, struct hda_pcm_stream *pcm, 608 struct hda_pcm_stream *codec_pars); 609 610 #ifdef CONFIG_PROC_FS 611 int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld, 612 int index); 613 void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld); 614 #else 615 static inline int snd_hda_eld_proc_new(struct hda_codec *codec, 616 struct hdmi_eld *eld, 617 int index) 618 { 619 return 0; 620 } 621 static inline void snd_hda_eld_proc_free(struct hda_codec *codec, 622 struct hdmi_eld *eld) 623 { 624 } 625 #endif 626 627 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80 628 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen); 629 630 #endif /* __SOUND_HDA_LOCAL_H */ 631