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_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_beep, \ 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) 106 107 extern const char *snd_hda_pcm_type_name[]; 108 109 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); 128 #endif 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); 141 142 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, 143 unsigned int *tlv); 144 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, 145 const char *name); 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); 153 154 enum { 155 HDA_VMUTE_OFF, 156 HDA_VMUTE_ON, 157 HDA_VMUTE_FOLLOW_MASTER, 158 }; 159 160 struct hda_vmaster_mute_hook { 161 /* below two fields must be filled by the caller of 162 * snd_hda_add_vmaster_hook() beforehand 163 */ 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; 169 }; 170 171 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); 175 176 /* amp value bits */ 177 #define HDA_AMP_MUTE 0x80 178 #define HDA_AMP_UNMUTE 0x00 179 #define HDA_AMP_VOLMASK 0x7f 180 181 /* 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) } 188 189 /* stereo switch binding multiple inputs */ 190 #define HDA_BIND_MUTE(xname,nid,indices,dir) \ 191 HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir) 192 193 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); 197 198 /* more generic bound controls */ 199 struct hda_ctl_ops { 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; 204 }; 205 206 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 */ 208 209 struct hda_bind_ctls { 210 struct hda_ctl_ops *ops; 211 unsigned long values[]; 212 }; 213 214 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); 222 223 #define HDA_BIND_VOL(xname, bindrec) \ 224 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 225 .name = xname, \ 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,\ 236 .name = xname, \ 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) } 241 242 /* 243 * SPDIF I/O 244 */ 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); 251 252 /* 253 * input MUX helper 254 */ 255 #define HDA_MAX_NUM_INPUTS 16 256 struct hda_input_mux_item { 257 char label[32]; 258 unsigned int index; 259 }; 260 struct hda_input_mux { 261 unsigned int num_items; 262 struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS]; 263 }; 264 265 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_input_mux *imux, const char *label, 272 int index, int *type_index_ret); 273 274 /* 275 * Channel mode helper 276 */ 277 struct hda_channel_mode { 278 int channels; 279 const struct hda_verb *sequence; 280 }; 281 282 int snd_hda_ch_mode_info(struct hda_codec *codec, 283 struct snd_ctl_elem_info *uinfo, 284 const struct hda_channel_mode *chmode, 285 int num_chmodes); 286 int snd_hda_ch_mode_get(struct hda_codec *codec, 287 struct snd_ctl_elem_value *ucontrol, 288 const struct hda_channel_mode *chmode, 289 int num_chmodes, 290 int max_channels); 291 int snd_hda_ch_mode_put(struct hda_codec *codec, 292 struct snd_ctl_elem_value *ucontrol, 293 const struct hda_channel_mode *chmode, 294 int num_chmodes, 295 int *max_channelsp); 296 297 /* 298 * Multi-channel / digital-out PCM helper 299 */ 300 301 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */ 302 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */ 303 304 #define HDA_MAX_OUTS 5 305 306 struct hda_multi_out { 307 int num_dacs; /* # of DACs, must be more than 1 */ 308 const hda_nid_t *dac_nids; /* DAC list */ 309 hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */ 310 hda_nid_t hp_out_nid[HDA_MAX_OUTS]; /* DACs for multiple HPs */ 311 hda_nid_t extra_out_nid[HDA_MAX_OUTS]; /* other (e.g. speaker) DACs */ 312 hda_nid_t dig_out_nid; /* digital out audio widget */ 313 const hda_nid_t *slave_dig_outs; 314 int max_channels; /* currently supported analog channels */ 315 int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */ 316 int no_share_stream; /* don't share a stream with multiple pins */ 317 int share_spdif; /* share SPDIF pin */ 318 /* PCM information for both analog and SPDIF DACs */ 319 unsigned int analog_rates; 320 unsigned int analog_maxbps; 321 u64 analog_formats; 322 unsigned int spdif_rates; 323 unsigned int spdif_maxbps; 324 u64 spdif_formats; 325 }; 326 327 int snd_hda_create_spdif_share_sw(struct hda_codec *codec, 328 struct hda_multi_out *mout); 329 int snd_hda_multi_out_dig_open(struct hda_codec *codec, 330 struct hda_multi_out *mout); 331 int snd_hda_multi_out_dig_close(struct hda_codec *codec, 332 struct hda_multi_out *mout); 333 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, 334 struct hda_multi_out *mout, 335 unsigned int stream_tag, 336 unsigned int format, 337 struct snd_pcm_substream *substream); 338 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, 339 struct hda_multi_out *mout); 340 int snd_hda_multi_out_analog_open(struct hda_codec *codec, 341 struct hda_multi_out *mout, 342 struct snd_pcm_substream *substream, 343 struct hda_pcm_stream *hinfo); 344 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, 345 struct hda_multi_out *mout, 346 unsigned int stream_tag, 347 unsigned int format, 348 struct snd_pcm_substream *substream); 349 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, 350 struct hda_multi_out *mout); 351 352 /* 353 * generic codec parser 354 */ 355 int snd_hda_parse_generic_codec(struct hda_codec *codec); 356 int snd_hda_parse_hdmi_codec(struct hda_codec *codec); 357 358 /* 359 * generic proc interface 360 */ 361 #ifdef CONFIG_PROC_FS 362 int snd_hda_codec_proc_new(struct hda_codec *codec); 363 #else 364 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; } 365 #endif 366 367 #define SND_PRINT_BITS_ADVISED_BUFSIZE 16 368 void snd_print_pcm_bits(int pcm, char *buf, int buflen); 369 370 /* 371 * Misc 372 */ 373 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs, 374 const char * const *modelnames, 375 const struct snd_pci_quirk *pci_list); 376 int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, 377 int num_configs, const char * const *models, 378 const struct snd_pci_quirk *tbl); 379 int snd_hda_add_new_ctls(struct hda_codec *codec, 380 const struct snd_kcontrol_new *knew); 381 382 /* 383 * Fix-up pin default configurations and add default verbs 384 */ 385 386 struct hda_pintbl { 387 hda_nid_t nid; 388 u32 val; 389 }; 390 391 struct hda_model_fixup { 392 const int id; 393 const char *name; 394 }; 395 396 struct hda_fixup { 397 int type; 398 bool chained:1; /* call the chained fixup(s) after this */ 399 bool chained_before:1; /* call the chained fixup(s) before this */ 400 int chain_id; 401 union { 402 const struct hda_pintbl *pins; 403 const struct hda_verb *verbs; 404 void (*func)(struct hda_codec *codec, 405 const struct hda_fixup *fix, 406 int action); 407 } v; 408 }; 409 410 struct snd_hda_pin_quirk { 411 unsigned int codec; /* Codec vendor/device ID */ 412 unsigned short subvendor; /* PCI subvendor ID */ 413 const struct hda_pintbl *pins; /* list of matching pins */ 414 #ifdef CONFIG_SND_DEBUG_VERBOSE 415 const char *name; 416 #endif 417 int value; /* quirk value */ 418 }; 419 420 #ifdef CONFIG_SND_DEBUG_VERBOSE 421 422 #define SND_HDA_PIN_QUIRK(_codec, _subvendor, _name, _value, _pins...) \ 423 { .codec = _codec,\ 424 .subvendor = _subvendor,\ 425 .name = _name,\ 426 .value = _value,\ 427 .pins = (const struct hda_pintbl[]) { _pins } \ 428 } 429 #else 430 431 #define SND_HDA_PIN_QUIRK(_codec, _subvendor, _name, _value, _pins...) \ 432 { .codec = _codec,\ 433 .subvendor = _subvendor,\ 434 .value = _value,\ 435 .pins = (const struct hda_pintbl[]) { _pins } \ 436 } 437 438 #endif 439 440 441 /* fixup types */ 442 enum { 443 HDA_FIXUP_INVALID, 444 HDA_FIXUP_PINS, 445 HDA_FIXUP_VERBS, 446 HDA_FIXUP_FUNC, 447 HDA_FIXUP_PINCTLS, 448 }; 449 450 /* fixup action definitions */ 451 enum { 452 HDA_FIXUP_ACT_PRE_PROBE, 453 HDA_FIXUP_ACT_PROBE, 454 HDA_FIXUP_ACT_INIT, 455 HDA_FIXUP_ACT_BUILD, 456 HDA_FIXUP_ACT_FREE, 457 }; 458 459 int snd_hda_add_verbs(struct hda_codec *codec, const struct hda_verb *list); 460 void snd_hda_apply_verbs(struct hda_codec *codec); 461 void snd_hda_apply_pincfgs(struct hda_codec *codec, 462 const struct hda_pintbl *cfg); 463 void snd_hda_apply_fixup(struct hda_codec *codec, int action); 464 void snd_hda_pick_fixup(struct hda_codec *codec, 465 const struct hda_model_fixup *models, 466 const struct snd_pci_quirk *quirk, 467 const struct hda_fixup *fixlist); 468 void snd_hda_pick_pin_fixup(struct hda_codec *codec, 469 const struct snd_hda_pin_quirk *pin_quirk, 470 const struct hda_fixup *fixlist); 471 472 473 /* 474 * unsolicited event handler 475 */ 476 477 #define HDA_UNSOL_QUEUE_SIZE 64 478 479 struct hda_bus_unsolicited { 480 /* ring buffer */ 481 u32 queue[HDA_UNSOL_QUEUE_SIZE * 2]; 482 unsigned int rp, wp; 483 484 /* workqueue */ 485 struct work_struct work; 486 struct hda_bus *bus; 487 }; 488 489 /* helper macros to retrieve pin default-config values */ 490 #define get_defcfg_connect(cfg) \ 491 ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT) 492 #define get_defcfg_association(cfg) \ 493 ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT) 494 #define get_defcfg_location(cfg) \ 495 ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT) 496 #define get_defcfg_sequence(cfg) \ 497 (cfg & AC_DEFCFG_SEQUENCE) 498 #define get_defcfg_device(cfg) \ 499 ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT) 500 #define get_defcfg_misc(cfg) \ 501 ((cfg & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) 502 503 /* amp values */ 504 #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8)) 505 #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8)) 506 #define AMP_OUT_MUTE 0xb080 507 #define AMP_OUT_UNMUTE 0xb000 508 #define AMP_OUT_ZERO 0xb000 509 /* pinctl values */ 510 #define PIN_IN (AC_PINCTL_IN_EN) 511 #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ) 512 #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50) 513 #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD) 514 #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80) 515 #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100) 516 #define PIN_OUT (AC_PINCTL_OUT_EN) 517 #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN) 518 #define PIN_HP_AMP (AC_PINCTL_HP_EN) 519 520 unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin); 521 unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, 522 hda_nid_t pin, unsigned int val); 523 int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, 524 unsigned int val, bool cached); 525 526 /** 527 * _snd_hda_set_pin_ctl - Set a pin-control value safely 528 * @codec: the codec instance 529 * @pin: the pin NID to set the control 530 * @val: the pin-control value (AC_PINCTL_* bits) 531 * 532 * This function sets the pin-control value to the given pin, but 533 * filters out the invalid pin-control bits when the pin has no such 534 * capabilities. For example, when PIN_HP is passed but the pin has no 535 * HP-drive capability, the HP bit is omitted. 536 * 537 * The function doesn't check the input VREF capability bits, though. 538 * Use snd_hda_get_default_vref() to guess the right value. 539 * Also, this function is only for analog pins, not for HDMI pins. 540 */ 541 static inline int 542 snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, unsigned int val) 543 { 544 return _snd_hda_set_pin_ctl(codec, pin, val, false); 545 } 546 547 /** 548 * snd_hda_set_pin_ctl_cache - Set a pin-control value safely 549 * @codec: the codec instance 550 * @pin: the pin NID to set the control 551 * @val: the pin-control value (AC_PINCTL_* bits) 552 * 553 * Just like snd_hda_set_pin_ctl() but write to cache as well. 554 */ 555 static inline int 556 snd_hda_set_pin_ctl_cache(struct hda_codec *codec, hda_nid_t pin, 557 unsigned int val) 558 { 559 return _snd_hda_set_pin_ctl(codec, pin, val, true); 560 } 561 562 int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid); 563 int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, 564 unsigned int val); 565 566 /* 567 * get widget capabilities 568 */ 569 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid) 570 { 571 if (nid < codec->start_nid || 572 nid >= codec->start_nid + codec->num_nodes) 573 return 0; 574 return codec->wcaps[nid - codec->start_nid]; 575 } 576 577 /* get the widget type from widget capability bits */ 578 static inline int get_wcaps_type(unsigned int wcaps) 579 { 580 if (!wcaps) 581 return -1; /* invalid type */ 582 return (wcaps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; 583 } 584 585 static inline unsigned int get_wcaps_channels(u32 wcaps) 586 { 587 unsigned int chans; 588 589 chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13; 590 chans = ((chans << 1) | 1) + 1; 591 592 return chans; 593 } 594 595 static inline void snd_hda_override_wcaps(struct hda_codec *codec, 596 hda_nid_t nid, u32 val) 597 { 598 if (nid >= codec->start_nid && 599 nid < codec->start_nid + codec->num_nodes) 600 codec->wcaps[nid - codec->start_nid] = val; 601 } 602 603 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction); 604 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, 605 unsigned int caps); 606 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid); 607 int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, 608 unsigned int caps); 609 610 /* flags for hda_nid_item */ 611 #define HDA_NID_ITEM_AMP (1<<0) 612 613 struct hda_nid_item { 614 struct snd_kcontrol *kctl; 615 unsigned int index; 616 hda_nid_t nid; 617 unsigned short flags; 618 }; 619 620 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, 621 struct snd_kcontrol *kctl); 622 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, 623 unsigned int index, hda_nid_t nid); 624 void snd_hda_ctls_clear(struct hda_codec *codec); 625 626 /* 627 * hwdep interface 628 */ 629 #ifdef CONFIG_SND_HDA_HWDEP 630 int snd_hda_create_hwdep(struct hda_codec *codec); 631 #else 632 static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; } 633 #endif 634 635 void snd_hda_sysfs_init(struct hda_codec *codec); 636 void snd_hda_sysfs_clear(struct hda_codec *codec); 637 638 extern const struct attribute_group *snd_hda_dev_attr_groups[]; 639 640 #ifdef CONFIG_SND_HDA_RECONFIG 641 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key); 642 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key); 643 int snd_hda_get_int_hint(struct hda_codec *codec, const char *key, int *valp); 644 #else 645 static inline 646 const char *snd_hda_get_hint(struct hda_codec *codec, const char *key) 647 { 648 return NULL; 649 } 650 651 static inline 652 int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key) 653 { 654 return -ENOENT; 655 } 656 657 static inline 658 int snd_hda_get_int_hint(struct hda_codec *codec, const char *key, int *valp) 659 { 660 return -ENOENT; 661 } 662 #endif 663 664 /* 665 * power-management 666 */ 667 668 void snd_hda_schedule_power_save(struct hda_codec *codec); 669 670 struct hda_amp_list { 671 hda_nid_t nid; 672 unsigned char dir; 673 unsigned char idx; 674 }; 675 676 struct hda_loopback_check { 677 const struct hda_amp_list *amplist; 678 int power_on; 679 }; 680 681 int snd_hda_check_amp_list_power(struct hda_codec *codec, 682 struct hda_loopback_check *check, 683 hda_nid_t nid); 684 685 /* check whether the actual power state matches with the target state */ 686 static inline bool 687 snd_hda_check_power_state(struct hda_codec *codec, hda_nid_t nid, 688 unsigned int target_state) 689 { 690 unsigned int state = snd_hda_codec_read(codec, nid, 0, 691 AC_VERB_GET_POWER_STATE, 0); 692 if (state & AC_PWRST_ERROR) 693 return true; 694 state = (state >> 4) & 0x0f; 695 return (state == target_state); 696 } 697 698 unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec, 699 hda_nid_t nid, 700 unsigned int power_state); 701 702 /* 703 * AMP control callbacks 704 */ 705 /* retrieve parameters from private_value */ 706 #define get_amp_nid_(pv) ((pv) & 0xffff) 707 #define get_amp_nid(kc) get_amp_nid_((kc)->private_value) 708 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3) 709 #define get_amp_direction_(pv) (((pv) >> 18) & 0x1) 710 #define get_amp_direction(kc) get_amp_direction_((kc)->private_value) 711 #define get_amp_index_(pv) (((pv) >> 19) & 0xf) 712 #define get_amp_index(kc) get_amp_index_((kc)->private_value) 713 #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f) 714 #define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1) 715 716 /* 717 * enum control helper 718 */ 719 int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol, 720 struct snd_ctl_elem_info *uinfo, 721 int num_entries, const char * const *texts); 722 #define snd_hda_enum_bool_helper_info(kcontrol, uinfo) \ 723 snd_hda_enum_helper_info(kcontrol, uinfo, 0, NULL) 724 725 /* 726 * CEA Short Audio Descriptor data 727 */ 728 struct cea_sad { 729 int channels; 730 int format; /* (format == 0) indicates invalid SAD */ 731 int rates; 732 int sample_bits; /* for LPCM */ 733 int max_bitrate; /* for AC3...ATRAC */ 734 int profile; /* for WMAPRO */ 735 }; 736 737 #define ELD_FIXED_BYTES 20 738 #define ELD_MAX_SIZE 256 739 #define ELD_MAX_MNL 16 740 #define ELD_MAX_SAD 16 741 742 /* 743 * ELD: EDID Like Data 744 */ 745 struct parsed_hdmi_eld { 746 /* 747 * all fields will be cleared before updating ELD 748 */ 749 int baseline_len; 750 int eld_ver; 751 int cea_edid_ver; 752 char monitor_name[ELD_MAX_MNL + 1]; 753 int manufacture_id; 754 int product_id; 755 u64 port_id; 756 int support_hdcp; 757 int support_ai; 758 int conn_type; 759 int aud_synch_delay; 760 int spk_alloc; 761 int sad_count; 762 struct cea_sad sad[ELD_MAX_SAD]; 763 }; 764 765 struct hdmi_eld { 766 bool monitor_present; 767 bool eld_valid; 768 int eld_size; 769 char eld_buffer[ELD_MAX_SIZE]; 770 struct parsed_hdmi_eld info; 771 }; 772 773 int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid); 774 int snd_hdmi_get_eld(struct hda_codec *codec, hda_nid_t nid, 775 unsigned char *buf, int *eld_size); 776 int snd_hdmi_parse_eld(struct parsed_hdmi_eld *e, 777 const unsigned char *buf, int size); 778 void snd_hdmi_show_eld(struct parsed_hdmi_eld *e); 779 void snd_hdmi_eld_update_pcm_info(struct parsed_hdmi_eld *e, 780 struct hda_pcm_stream *hinfo); 781 782 int snd_hdmi_get_eld_ati(struct hda_codec *codec, hda_nid_t nid, 783 unsigned char *buf, int *eld_size, 784 bool rev3_or_later); 785 786 #ifdef CONFIG_PROC_FS 787 void snd_hdmi_print_eld_info(struct hdmi_eld *eld, 788 struct snd_info_buffer *buffer); 789 void snd_hdmi_write_eld_info(struct hdmi_eld *eld, 790 struct snd_info_buffer *buffer); 791 #endif 792 793 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80 794 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen); 795 796 /* 797 */ 798 #define codec_err(codec, fmt, args...) dev_err(&(codec)->dev, fmt, ##args) 799 #define codec_warn(codec, fmt, args...) dev_warn(&(codec)->dev, fmt, ##args) 800 #define codec_info(codec, fmt, args...) dev_info(&(codec)->dev, fmt, ##args) 801 #define codec_dbg(codec, fmt, args...) dev_dbg(&(codec)->dev, fmt, ##args) 802 803 #endif /* __SOUND_HDA_LOCAL_H */ 804