sound/pci/hda/hda_local.h

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