sound/pci/hda/patch_hdmi.c

   1 /*
   2  *
   3  *  patch_hdmi.c - routines for HDMI/DisplayPort codecs
   4  *
   5  *  Copyright(c) 2008-2010 Intel Corporation. All rights reserved.
   6  *  Copyright (c) 2006 ATI Technologies Inc.
   7  *  Copyright (c) 2008 NVIDIA Corp.  All rights reserved.
   8  *  Copyright (c) 2008 Wei Ni <wni@nvidia.com>
   9  *
  10  *  Authors:
  11  *                      Wu Fengguang <wfg@linux.intel.com>
  12  *
  13  *  Maintained by:
  14  *                      Wu Fengguang <wfg@linux.intel.com>
  15  *
  16  *  This program is free software; you can redistribute it and/or modify it
  17  *  under the terms of the GNU General Public License as published by the Free
  18  *  Software Foundation; either version 2 of the License, or (at your option)
  19  *  any later version.
  20  *
  21  *  This program is distributed in the hope that it will be useful, but
  22  *  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  23  *  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  24  *  for more details.
  25  *
  26  *  You should have received a copy of the GNU General Public License
  27  *  along with this program; if not, write to the Free Software Foundation,
  28  *  Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  29  */
  30
  31 #include <linux/init.h>
  32 #include <linux/delay.h>
  33 #include <linux/slab.h>
  34 #include <linux/module.h>
  35 #include <sound/core.h>
  36 #include <sound/jack.h>
  37 #include <sound/asoundef.h>
  38 #include <sound/tlv.h>
  39 #include "hda_codec.h"
  40 #include "hda_local.h"
  41 #include "hda_jack.h"
  42
  43 static bool static_hdmi_pcm;
  44 module_param(static_hdmi_pcm, bool, 0644);
  45 MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
  46
  47 /*
  48  * The HDMI/DisplayPort configuration can be highly dynamic. A graphics device
  49  * could support N independent pipes, each of them can be connected to one or
  50  * more ports (DVI, HDMI or DisplayPort).
  51  *
  52  * The HDA correspondence of pipes/ports are converter/pin nodes.
  53  */
  54 #define MAX_HDMI_CVTS   8
  55 #define MAX_HDMI_PINS   8
  56
  57 struct hdmi_spec_per_cvt {
  58         hda_nid_t cvt_nid;
  59         int assigned;
  60         unsigned int channels_min;
  61         unsigned int channels_max;
  62         u32 rates;
  63         u64 formats;
  64         unsigned int maxbps;
  65 };
  66
  67 struct hdmi_spec_per_pin {
  68         hda_nid_t pin_nid;
  69         int num_mux_nids;
  70         hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
  71
  72         struct hda_codec *codec;
  73         struct hdmi_eld sink_eld;
  74         struct delayed_work work;
  75         int repoll_count;
  76         bool non_pcm;
  77         bool chmap_set;         /* channel-map override by ALSA API? */
  78         unsigned char chmap[8]; /* ALSA API channel-map */
  79 };
  80
  81 struct hdmi_spec {
  82         int num_cvts;
  83         struct hdmi_spec_per_cvt cvts[MAX_HDMI_CVTS];
  84
  85         int num_pins;
  86         struct hdmi_spec_per_pin pins[MAX_HDMI_PINS];
  87         struct hda_pcm pcm_rec[MAX_HDMI_PINS];
  88         unsigned int channels_max; /* max over all cvts */
  89
  90         /*
  91          * Non-generic ATI/NVIDIA specific
  92          */
  93         struct hda_multi_out multiout;
  94         struct hda_pcm_stream pcm_playback;
  95 };
  96
  97
  98 struct hdmi_audio_infoframe {
  99         u8 type; /* 0x84 */
 100         u8 ver;  /* 0x01 */
 101         u8 len;  /* 0x0a */
 102
 103         u8 checksum;
 104
 105         u8 CC02_CT47;   /* CC in bits 0:2, CT in 4:7 */
 106         u8 SS01_SF24;
 107         u8 CXT04;
 108         u8 CA;
 109         u8 LFEPBL01_LSV36_DM_INH7;
 110 };
 111
 112 struct dp_audio_infoframe {
 113         u8 type; /* 0x84 */
 114         u8 len;  /* 0x1b */
 115         u8 ver;  /* 0x11 << 2 */
 116
 117         u8 CC02_CT47;   /* match with HDMI infoframe from this on */
 118         u8 SS01_SF24;
 119         u8 CXT04;
 120         u8 CA;
 121         u8 LFEPBL01_LSV36_DM_INH7;
 122 };
 123
 124 union audio_infoframe {
 125         struct hdmi_audio_infoframe hdmi;
 126         struct dp_audio_infoframe dp;
 127         u8 bytes[0];
 128 };
 129
 130 /*
 131  * CEA speaker placement:
 132  *
 133  *        FLH       FCH        FRH
 134  *  FLW    FL  FLC   FC   FRC   FR   FRW
 135  *
 136  *                                  LFE
 137  *                     TC
 138  *
 139  *          RL  RLC   RC   RRC   RR
 140  *
 141  * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
 142  * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
 143  */
 144 enum cea_speaker_placement {
 145         FL  = (1 <<  0),        /* Front Left           */
 146         FC  = (1 <<  1),        /* Front Center         */
 147         FR  = (1 <<  2),        /* Front Right          */
 148         FLC = (1 <<  3),        /* Front Left Center    */
 149         FRC = (1 <<  4),        /* Front Right Center   */
 150         RL  = (1 <<  5),        /* Rear Left            */
 151         RC  = (1 <<  6),        /* Rear Center          */
 152         RR  = (1 <<  7),        /* Rear Right           */
 153         RLC = (1 <<  8),        /* Rear Left Center     */
 154         RRC = (1 <<  9),        /* Rear Right Center    */
 155         LFE = (1 << 10),        /* Low Frequency Effect */
 156         FLW = (1 << 11),        /* Front Left Wide      */
 157         FRW = (1 << 12),        /* Front Right Wide     */
 158         FLH = (1 << 13),        /* Front Left High      */
 159         FCH = (1 << 14),        /* Front Center High    */
 160         FRH = (1 << 15),        /* Front Right High     */
 161         TC  = (1 << 16),        /* Top Center           */
 162 };
 163
 164 /*
 165  * ELD SA bits in the CEA Speaker Allocation data block
 166  */
 167 static int eld_speaker_allocation_bits[] = {
 168         [0] = FL | FR,
 169         [1] = LFE,
 170         [2] = FC,
 171         [3] = RL | RR,
 172         [4] = RC,
 173         [5] = FLC | FRC,
 174         [6] = RLC | RRC,
 175         /* the following are not defined in ELD yet */
 176         [7] = FLW | FRW,
 177         [8] = FLH | FRH,
 178         [9] = TC,
 179         [10] = FCH,
 180 };
 181
 182 struct cea_channel_speaker_allocation {
 183         int ca_index;
 184         int speakers[8];
 185
 186         /* derived values, just for convenience */
 187         int channels;
 188         int spk_mask;
 189 };
 190
 191 /*
 192  * ALSA sequence is:
 193  *
 194  *       surround40   surround41   surround50   surround51   surround71
 195  * ch0   front left   =            =            =            =
 196  * ch1   front right  =            =            =            =
 197  * ch2   rear left    =            =            =            =
 198  * ch3   rear right   =            =            =            =
 199  * ch4                LFE          center       center       center
 200  * ch5                                          LFE          LFE
 201  * ch6                                                       side left
 202  * ch7                                                       side right
 203  *
 204  * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
 205  */
 206 static int hdmi_channel_mapping[0x32][8] = {
 207         /* stereo */
 208         [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 209         /* 2.1 */
 210         [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 211         /* Dolby Surround */
 212         [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
 213         /* surround40 */
 214         [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
 215         /* 4ch */
 216         [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
 217         /* surround41 */
 218         [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
 219         /* surround50 */
 220         [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
 221         /* surround51 */
 222         [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
 223         /* 7.1 */
 224         [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
 225 };
 226
 227 /*
 228  * This is an ordered list!
 229  *
 230  * The preceding ones have better chances to be selected by
 231  * hdmi_channel_allocation().
 232  */
 233 static struct cea_channel_speaker_allocation channel_allocations[] = {
 234 /*                        channel:   7     6    5    4    3     2    1    0  */
 235 { .ca_index = 0x00,  .speakers = {   0,    0,   0,   0,   0,    0,  FR,  FL } },
 236                                  /* 2.1 */
 237 { .ca_index = 0x01,  .speakers = {   0,    0,   0,   0,   0,  LFE,  FR,  FL } },
 238                                  /* Dolby Surround */
 239 { .ca_index = 0x02,  .speakers = {   0,    0,   0,   0,  FC,    0,  FR,  FL } },
 240                                  /* surround40 */
 241 { .ca_index = 0x08,  .speakers = {   0,    0,  RR,  RL,   0,    0,  FR,  FL } },
 242                                  /* surround41 */
 243 { .ca_index = 0x09,  .speakers = {   0,    0,  RR,  RL,   0,  LFE,  FR,  FL } },
 244                                  /* surround50 */
 245 { .ca_index = 0x0a,  .speakers = {   0,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 246                                  /* surround51 */
 247 { .ca_index = 0x0b,  .speakers = {   0,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 248                                  /* 6.1 */
 249 { .ca_index = 0x0f,  .speakers = {   0,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 250                                  /* surround71 */
 251 { .ca_index = 0x13,  .speakers = { RRC,  RLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 252
 253 { .ca_index = 0x03,  .speakers = {   0,    0,   0,   0,  FC,  LFE,  FR,  FL } },
 254 { .ca_index = 0x04,  .speakers = {   0,    0,   0,  RC,   0,    0,  FR,  FL } },
 255 { .ca_index = 0x05,  .speakers = {   0,    0,   0,  RC,   0,  LFE,  FR,  FL } },
 256 { .ca_index = 0x06,  .speakers = {   0,    0,   0,  RC,  FC,    0,  FR,  FL } },
 257 { .ca_index = 0x07,  .speakers = {   0,    0,   0,  RC,  FC,  LFE,  FR,  FL } },
 258 { .ca_index = 0x0c,  .speakers = {   0,   RC,  RR,  RL,   0,    0,  FR,  FL } },
 259 { .ca_index = 0x0d,  .speakers = {   0,   RC,  RR,  RL,   0,  LFE,  FR,  FL } },
 260 { .ca_index = 0x0e,  .speakers = {   0,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 261 { .ca_index = 0x10,  .speakers = { RRC,  RLC,  RR,  RL,   0,    0,  FR,  FL } },
 262 { .ca_index = 0x11,  .speakers = { RRC,  RLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 263 { .ca_index = 0x12,  .speakers = { RRC,  RLC,  RR,  RL,  FC,    0,  FR,  FL } },
 264 { .ca_index = 0x14,  .speakers = { FRC,  FLC,   0,   0,   0,    0,  FR,  FL } },
 265 { .ca_index = 0x15,  .speakers = { FRC,  FLC,   0,   0,   0,  LFE,  FR,  FL } },
 266 { .ca_index = 0x16,  .speakers = { FRC,  FLC,   0,   0,  FC,    0,  FR,  FL } },
 267 { .ca_index = 0x17,  .speakers = { FRC,  FLC,   0,   0,  FC,  LFE,  FR,  FL } },
 268 { .ca_index = 0x18,  .speakers = { FRC,  FLC,   0,  RC,   0,    0,  FR,  FL } },
 269 { .ca_index = 0x19,  .speakers = { FRC,  FLC,   0,  RC,   0,  LFE,  FR,  FL } },
 270 { .ca_index = 0x1a,  .speakers = { FRC,  FLC,   0,  RC,  FC,    0,  FR,  FL } },
 271 { .ca_index = 0x1b,  .speakers = { FRC,  FLC,   0,  RC,  FC,  LFE,  FR,  FL } },
 272 { .ca_index = 0x1c,  .speakers = { FRC,  FLC,  RR,  RL,   0,    0,  FR,  FL } },
 273 { .ca_index = 0x1d,  .speakers = { FRC,  FLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 274 { .ca_index = 0x1e,  .speakers = { FRC,  FLC,  RR,  RL,  FC,    0,  FR,  FL } },
 275 { .ca_index = 0x1f,  .speakers = { FRC,  FLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 276 { .ca_index = 0x20,  .speakers = {   0,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 277 { .ca_index = 0x21,  .speakers = {   0,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 278 { .ca_index = 0x22,  .speakers = {  TC,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 279 { .ca_index = 0x23,  .speakers = {  TC,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 280 { .ca_index = 0x24,  .speakers = { FRH,  FLH,  RR,  RL,   0,    0,  FR,  FL } },
 281 { .ca_index = 0x25,  .speakers = { FRH,  FLH,  RR,  RL,   0,  LFE,  FR,  FL } },
 282 { .ca_index = 0x26,  .speakers = { FRW,  FLW,  RR,  RL,   0,    0,  FR,  FL } },
 283 { .ca_index = 0x27,  .speakers = { FRW,  FLW,  RR,  RL,   0,  LFE,  FR,  FL } },
 284 { .ca_index = 0x28,  .speakers = {  TC,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 285 { .ca_index = 0x29,  .speakers = {  TC,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 286 { .ca_index = 0x2a,  .speakers = { FCH,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 287 { .ca_index = 0x2b,  .speakers = { FCH,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 288 { .ca_index = 0x2c,  .speakers = {  TC,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 289 { .ca_index = 0x2d,  .speakers = {  TC,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 290 { .ca_index = 0x2e,  .speakers = { FRH,  FLH,  RR,  RL,  FC,    0,  FR,  FL } },
 291 { .ca_index = 0x2f,  .speakers = { FRH,  FLH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 292 { .ca_index = 0x30,  .speakers = { FRW,  FLW,  RR,  RL,  FC,    0,  FR,  FL } },
 293 { .ca_index = 0x31,  .speakers = { FRW,  FLW,  RR,  RL,  FC,  LFE,  FR,  FL } },
 294 };
 295
 296
 297 /*
 298  * HDMI routines
 299  */
 300
 301 static int pin_nid_to_pin_index(struct hdmi_spec *spec, hda_nid_t pin_nid)
 302 {
 303         int pin_idx;
 304
 305         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 306                 if (spec->pins[pin_idx].pin_nid == pin_nid)
 307                         return pin_idx;
 308
 309         snd_printk(KERN_WARNING "HDMI: pin nid %d not registered\n", pin_nid);
 310         return -EINVAL;
 311 }
 312
 313 static int hinfo_to_pin_index(struct hdmi_spec *spec,
 314                               struct hda_pcm_stream *hinfo)
 315 {
 316         int pin_idx;
 317
 318         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 319                 if (&spec->pcm_rec[pin_idx].stream[0] == hinfo)
 320                         return pin_idx;
 321
 322         snd_printk(KERN_WARNING "HDMI: hinfo %p not registered\n", hinfo);
 323         return -EINVAL;
 324 }
 325
 326 static int cvt_nid_to_cvt_index(struct hdmi_spec *spec, hda_nid_t cvt_nid)
 327 {
 328         int cvt_idx;
 329
 330         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
 331                 if (spec->cvts[cvt_idx].cvt_nid == cvt_nid)
 332                         return cvt_idx;
 333
 334         snd_printk(KERN_WARNING "HDMI: cvt nid %d not registered\n", cvt_nid);
 335         return -EINVAL;
 336 }
 337
 338 static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
 339                         struct snd_ctl_elem_info *uinfo)
 340 {
 341         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 342         struct hdmi_spec *spec;
 343         int pin_idx;
 344
 345         spec = codec->spec;
 346         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
 347
 348         pin_idx = kcontrol->private_value;
 349         uinfo->count = spec->pins[pin_idx].sink_eld.eld_size;
 350
 351         return 0;
 352 }
 353
 354 static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
 355                         struct snd_ctl_elem_value *ucontrol)
 356 {
 357         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 358         struct hdmi_spec *spec;
 359         int pin_idx;
 360
 361         spec = codec->spec;
 362         pin_idx = kcontrol->private_value;
 363
 364         memcpy(ucontrol->value.bytes.data,
 365                 spec->pins[pin_idx].sink_eld.eld_buffer, ELD_MAX_SIZE);
 366
 367         return 0;
 368 }
 369
 370 static struct snd_kcontrol_new eld_bytes_ctl = {
 371         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 372         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 373         .name = "ELD",
 374         .info = hdmi_eld_ctl_info,
 375         .get = hdmi_eld_ctl_get,
 376 };
 377
 378 static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
 379                         int device)
 380 {
 381         struct snd_kcontrol *kctl;
 382         struct hdmi_spec *spec = codec->spec;
 383         int err;
 384
 385         kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
 386         if (!kctl)
 387                 return -ENOMEM;
 388         kctl->private_value = pin_idx;
 389         kctl->id.device = device;
 390
 391         err = snd_hda_ctl_add(codec, spec->pins[pin_idx].pin_nid, kctl);
 392         if (err < 0)
 393                 return err;
 394
 395         return 0;
 396 }
 397
 398 #ifdef BE_PARANOID
 399 static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 400                                 int *packet_index, int *byte_index)
 401 {
 402         int val;
 403
 404         val = snd_hda_codec_read(codec, pin_nid, 0,
 405                                  AC_VERB_GET_HDMI_DIP_INDEX, 0);
 406
 407         *packet_index = val >> 5;
 408         *byte_index = val & 0x1f;
 409 }
 410 #endif
 411
 412 static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 413                                 int packet_index, int byte_index)
 414 {
 415         int val;
 416
 417         val = (packet_index << 5) | (byte_index & 0x1f);
 418
 419         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
 420 }
 421
 422 static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
 423                                 unsigned char val)
 424 {
 425         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
 426 }
 427
 428 static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
 429 {
 430         /* Unmute */
 431         if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
 432                 snd_hda_codec_write(codec, pin_nid, 0,
 433                                 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
 434         /* Disable pin out until stream is active*/
 435         snd_hda_codec_write(codec, pin_nid, 0,
 436                             AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
 437 }
 438
 439 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
 440 {
 441         return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
 442                                         AC_VERB_GET_CVT_CHAN_COUNT, 0);
 443 }
 444
 445 static void hdmi_set_channel_count(struct hda_codec *codec,
 446                                    hda_nid_t cvt_nid, int chs)
 447 {
 448         if (chs != hdmi_get_channel_count(codec, cvt_nid))
 449                 snd_hda_codec_write(codec, cvt_nid, 0,
 450                                     AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
 451 }
 452
 453
 454 /*
 455  * Channel mapping routines
 456  */
 457
 458 /*
 459  * Compute derived values in channel_allocations[].
 460  */
 461 static void init_channel_allocations(void)
 462 {
 463         int i, j;
 464         struct cea_channel_speaker_allocation *p;
 465
 466         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 467                 p = channel_allocations + i;
 468                 p->channels = 0;
 469                 p->spk_mask = 0;
 470                 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
 471                         if (p->speakers[j]) {
 472                                 p->channels++;
 473                                 p->spk_mask |= p->speakers[j];
 474                         }
 475         }
 476 }
 477
 478 static int get_channel_allocation_order(int ca)
 479 {
 480         int i;
 481
 482         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 483                 if (channel_allocations[i].ca_index == ca)
 484                         break;
 485         }
 486         return i;
 487 }
 488
 489 /*
 490  * The transformation takes two steps:
 491  *
 492  *      eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
 493  *            spk_mask => (channel_allocations[])         => ai->CA
 494  *
 495  * TODO: it could select the wrong CA from multiple candidates.
 496 */
 497 static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
 498 {
 499         int i;
 500         int ca = 0;
 501         int spk_mask = 0;
 502         char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
 503
 504         /*
 505          * CA defaults to 0 for basic stereo audio
 506          */
 507         if (channels <= 2)
 508                 return 0;
 509
 510         /*
 511          * expand ELD's speaker allocation mask
 512          *
 513          * ELD tells the speaker mask in a compact(paired) form,
 514          * expand ELD's notions to match the ones used by Audio InfoFrame.
 515          */
 516         for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
 517                 if (eld->spk_alloc & (1 << i))
 518                         spk_mask |= eld_speaker_allocation_bits[i];
 519         }
 520
 521         /* search for the first working match in the CA table */
 522         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 523                 if (channels == channel_allocations[i].channels &&
 524                     (spk_mask & channel_allocations[i].spk_mask) ==
 525                                 channel_allocations[i].spk_mask) {
 526                         ca = channel_allocations[i].ca_index;
 527                         break;
 528                 }
 529         }
 530
 531         snd_print_channel_allocation(eld->spk_alloc, buf, sizeof(buf));
 532         snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
 533                     ca, channels, buf);
 534
 535         return ca;
 536 }
 537
 538 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
 539                                        hda_nid_t pin_nid)
 540 {
 541 #ifdef CONFIG_SND_DEBUG_VERBOSE
 542         int i;
 543         int slot;
 544
 545         for (i = 0; i < 8; i++) {
 546                 slot = snd_hda_codec_read(codec, pin_nid, 0,
 547                                                 AC_VERB_GET_HDMI_CHAN_SLOT, i);
 548                 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
 549                                                 slot >> 4, slot & 0xf);
 550         }
 551 #endif
 552 }
 553
 554
 555 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
 556                                        hda_nid_t pin_nid,
 557                                        bool non_pcm,
 558                                        int ca)
 559 {
 560         int i;
 561         int err;
 562         int order;
 563         int non_pcm_mapping[8];
 564
 565         order = get_channel_allocation_order(ca);
 566
 567         if (hdmi_channel_mapping[ca][1] == 0) {
 568                 for (i = 0; i < channel_allocations[order].channels; i++)
 569                         hdmi_channel_mapping[ca][i] = i | (i << 4);
 570                 for (; i < 8; i++)
 571                         hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
 572         }
 573
 574         if (non_pcm) {
 575                 for (i = 0; i < channel_allocations[order].channels; i++)
 576                         non_pcm_mapping[i] = i | (i << 4);
 577                 for (; i < 8; i++)
 578                         non_pcm_mapping[i] = 0xf | (i << 4);
 579         }
 580
 581         for (i = 0; i < 8; i++) {
 582                 err = snd_hda_codec_write(codec, pin_nid, 0,
 583                                           AC_VERB_SET_HDMI_CHAN_SLOT,
 584                                           non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i]);
 585                 if (err) {
 586                         snd_printdd(KERN_NOTICE
 587                                     "HDMI: channel mapping failed\n");
 588                         break;
 589                 }
 590         }
 591
 592         hdmi_debug_channel_mapping(codec, pin_nid);
 593 }
 594
 595 struct channel_map_table {
 596         unsigned char map;              /* ALSA API channel map position */
 597         unsigned char cea_slot;         /* CEA slot value */
 598         int spk_mask;                   /* speaker position bit mask */
 599 };
 600
 601 static struct channel_map_table map_tables[] = {
 602         { SNDRV_CHMAP_FL,       0x00,   FL },
 603         { SNDRV_CHMAP_FR,       0x01,   FR },
 604         { SNDRV_CHMAP_RL,       0x04,   RL },
 605         { SNDRV_CHMAP_RR,       0x05,   RR },
 606         { SNDRV_CHMAP_LFE,      0x02,   LFE },
 607         { SNDRV_CHMAP_FC,       0x03,   FC },
 608         { SNDRV_CHMAP_RLC,      0x06,   RLC },
 609         { SNDRV_CHMAP_RRC,      0x07,   RRC },
 610         {} /* terminator */
 611 };
 612
 613 /* from ALSA API channel position to speaker bit mask */
 614 static int to_spk_mask(unsigned char c)
 615 {
 616         struct channel_map_table *t = map_tables;
 617         for (; t->map; t++) {
 618                 if (t->map == c)
 619                         return t->spk_mask;
 620         }
 621         return 0;
 622 }
 623
 624 /* from ALSA API channel position to CEA slot */
 625 static int to_cea_slot(unsigned char c)
 626 {
 627         struct channel_map_table *t = map_tables;
 628         for (; t->map; t++) {
 629                 if (t->map == c)
 630                         return t->cea_slot;
 631         }
 632         return 0x0f;
 633 }
 634
 635 /* from CEA slot to ALSA API channel position */
 636 static int from_cea_slot(unsigned char c)
 637 {
 638         struct channel_map_table *t = map_tables;
 639         for (; t->map; t++) {
 640                 if (t->cea_slot == c)
 641                         return t->map;
 642         }
 643         return 0;
 644 }
 645
 646 /* from speaker bit mask to ALSA API channel position */
 647 static int spk_to_chmap(int spk)
 648 {
 649         struct channel_map_table *t = map_tables;
 650         for (; t->map; t++) {
 651                 if (t->spk_mask == spk)
 652                         return t->map;
 653         }
 654         return 0;
 655 }
 656
 657 /* get the CA index corresponding to the given ALSA API channel map */
 658 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
 659 {
 660         int i, spks = 0, spk_mask = 0;
 661
 662         for (i = 0; i < chs; i++) {
 663                 int mask = to_spk_mask(map[i]);
 664                 if (mask) {
 665                         spk_mask |= mask;
 666                         spks++;
 667                 }
 668         }
 669
 670         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 671                 if ((chs == channel_allocations[i].channels ||
 672                      spks == channel_allocations[i].channels) &&
 673                     (spk_mask & channel_allocations[i].spk_mask) ==
 674                                 channel_allocations[i].spk_mask)
 675                         return channel_allocations[i].ca_index;
 676         }
 677         return -1;
 678 }
 679
 680 /* set up the channel slots for the given ALSA API channel map */
 681 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
 682                                              hda_nid_t pin_nid,
 683                                              int chs, unsigned char *map)
 684 {
 685         int i;
 686         for (i = 0; i < 8; i++) {
 687                 int val, err;
 688                 if (i < chs)
 689                         val = to_cea_slot(map[i]);
 690                 else
 691                         val = 0xf;
 692                 val |= (i << 4);
 693                 err = snd_hda_codec_write(codec, pin_nid, 0,
 694                                           AC_VERB_SET_HDMI_CHAN_SLOT, val);
 695                 if (err)
 696                         return -EINVAL;
 697         }
 698         return 0;
 699 }
 700
 701 /* store ALSA API channel map from the current default map */
 702 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
 703 {
 704         int i;
 705         for (i = 0; i < 8; i++) {
 706                 if (i < channel_allocations[ca].channels)
 707                         map[i] = from_cea_slot((hdmi_channel_mapping[ca][i] >> 4) & 0x0f);
 708                 else
 709                         map[i] = 0;
 710         }
 711 }
 712
 713 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
 714                                        hda_nid_t pin_nid, bool non_pcm, int ca,
 715                                        int channels, unsigned char *map)
 716 {
 717         if (!non_pcm && map) {
 718                 hdmi_manual_setup_channel_mapping(codec, pin_nid,
 719                                                   channels, map);
 720         } else {
 721                 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
 722                 hdmi_setup_fake_chmap(map, ca);
 723         }
 724 }
 725
 726 /*
 727  * Audio InfoFrame routines
 728  */
 729
 730 /*
 731  * Enable Audio InfoFrame Transmission
 732  */
 733 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
 734                                        hda_nid_t pin_nid)
 735 {
 736         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 737         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 738                                                 AC_DIPXMIT_BEST);
 739 }
 740
 741 /*
 742  * Disable Audio InfoFrame Transmission
 743  */
 744 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
 745                                       hda_nid_t pin_nid)
 746 {
 747         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 748         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 749                                                 AC_DIPXMIT_DISABLE);
 750 }
 751
 752 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
 753 {
 754 #ifdef CONFIG_SND_DEBUG_VERBOSE
 755         int i;
 756         int size;
 757
 758         size = snd_hdmi_get_eld_size(codec, pin_nid);
 759         printk(KERN_DEBUG "HDMI: ELD buf size is %d\n", size);
 760
 761         for (i = 0; i < 8; i++) {
 762                 size = snd_hda_codec_read(codec, pin_nid, 0,
 763                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 764                 printk(KERN_DEBUG "HDMI: DIP GP[%d] buf size is %d\n", i, size);
 765         }
 766 #endif
 767 }
 768
 769 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
 770 {
 771 #ifdef BE_PARANOID
 772         int i, j;
 773         int size;
 774         int pi, bi;
 775         for (i = 0; i < 8; i++) {
 776                 size = snd_hda_codec_read(codec, pin_nid, 0,
 777                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 778                 if (size == 0)
 779                         continue;
 780
 781                 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
 782                 for (j = 1; j < 1000; j++) {
 783                         hdmi_write_dip_byte(codec, pin_nid, 0x0);
 784                         hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
 785                         if (pi != i)
 786                                 snd_printd(KERN_INFO "dip index %d: %d != %d\n",
 787                                                 bi, pi, i);
 788                         if (bi == 0) /* byte index wrapped around */
 789                                 break;
 790                 }
 791                 snd_printd(KERN_INFO
 792                         "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
 793                         i, size, j);
 794         }
 795 #endif
 796 }
 797
 798 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
 799 {
 800         u8 *bytes = (u8 *)hdmi_ai;
 801         u8 sum = 0;
 802         int i;
 803
 804         hdmi_ai->checksum = 0;
 805
 806         for (i = 0; i < sizeof(*hdmi_ai); i++)
 807                 sum += bytes[i];
 808
 809         hdmi_ai->checksum = -sum;
 810 }
 811
 812 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
 813                                       hda_nid_t pin_nid,
 814                                       u8 *dip, int size)
 815 {
 816         int i;
 817
 818         hdmi_debug_dip_size(codec, pin_nid);
 819         hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
 820
 821         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 822         for (i = 0; i < size; i++)
 823                 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
 824 }
 825
 826 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
 827                                     u8 *dip, int size)
 828 {
 829         u8 val;
 830         int i;
 831
 832         if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
 833                                                             != AC_DIPXMIT_BEST)
 834                 return false;
 835
 836         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 837         for (i = 0; i < size; i++) {
 838                 val = snd_hda_codec_read(codec, pin_nid, 0,
 839                                          AC_VERB_GET_HDMI_DIP_DATA, 0);
 840                 if (val != dip[i])
 841                         return false;
 842         }
 843
 844         return true;
 845 }
 846
 847 static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
 848                                        bool non_pcm,
 849                                        struct snd_pcm_substream *substream)
 850 {
 851         struct hdmi_spec *spec = codec->spec;
 852         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
 853         hda_nid_t pin_nid = per_pin->pin_nid;
 854         int channels = substream->runtime->channels;
 855         struct hdmi_eld *eld;
 856         int ca;
 857         union audio_infoframe ai;
 858
 859         eld = &spec->pins[pin_idx].sink_eld;
 860         if (!eld->monitor_present)
 861                 return;
 862
 863         if (!non_pcm && per_pin->chmap_set)
 864                 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
 865         else
 866                 ca = hdmi_channel_allocation(eld, channels);
 867         if (ca < 0)
 868                 ca = 0;
 869
 870         memset(&ai, 0, sizeof(ai));
 871         if (eld->conn_type == 0) { /* HDMI */
 872                 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
 873
 874                 hdmi_ai->type           = 0x84;
 875                 hdmi_ai->ver            = 0x01;
 876                 hdmi_ai->len            = 0x0a;
 877                 hdmi_ai->CC02_CT47      = channels - 1;
 878                 hdmi_ai->CA             = ca;
 879                 hdmi_checksum_audio_infoframe(hdmi_ai);
 880         } else if (eld->conn_type == 1) { /* DisplayPort */
 881                 struct dp_audio_infoframe *dp_ai = &ai.dp;
 882
 883                 dp_ai->type             = 0x84;
 884                 dp_ai->len              = 0x1b;
 885                 dp_ai->ver              = 0x11 << 2;
 886                 dp_ai->CC02_CT47        = channels - 1;
 887                 dp_ai->CA               = ca;
 888         } else {
 889                 snd_printd("HDMI: unknown connection type at pin %d\n",
 890                             pin_nid);
 891                 return;
 892         }
 893
 894         /*
 895          * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
 896          * sizeof(*dp_ai) to avoid partial match/update problems when
 897          * the user switches between HDMI/DP monitors.
 898          */
 899         if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
 900                                         sizeof(ai))) {
 901                 snd_printdd("hdmi_setup_audio_infoframe: "
 902                             "pin=%d channels=%d\n",
 903                             pin_nid,
 904                             channels);
 905                 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 906                                            channels, per_pin->chmap);
 907                 hdmi_stop_infoframe_trans(codec, pin_nid);
 908                 hdmi_fill_audio_infoframe(codec, pin_nid,
 909                                             ai.bytes, sizeof(ai));
 910                 hdmi_start_infoframe_trans(codec, pin_nid);
 911         } else {
 912                 /* For non-pcm audio switch, setup new channel mapping
 913                  * accordingly */
 914                 if (per_pin->non_pcm != non_pcm)
 915                         hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 916                                                    channels, per_pin->chmap);
 917         }
 918
 919         per_pin->non_pcm = non_pcm;
 920 }
 921
 922
 923 /*
 924  * Unsolicited events
 925  */
 926
 927 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
 928
 929 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
 930 {
 931         struct hdmi_spec *spec = codec->spec;
 932         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 933         int pin_nid;
 934         int pin_idx;
 935         struct hda_jack_tbl *jack;
 936
 937         jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
 938         if (!jack)
 939                 return;
 940         pin_nid = jack->nid;
 941         jack->jack_dirty = 1;
 942
 943         _snd_printd(SND_PR_VERBOSE,
 944                 "HDMI hot plug event: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
 945                 codec->addr, pin_nid,
 946                 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
 947
 948         pin_idx = pin_nid_to_pin_index(spec, pin_nid);
 949         if (pin_idx < 0)
 950                 return;
 951
 952         hdmi_present_sense(&spec->pins[pin_idx], 1);
 953         snd_hda_jack_report_sync(codec);
 954 }
 955
 956 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
 957 {
 958         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 959         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 960         int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
 961         int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
 962
 963         printk(KERN_INFO
 964                 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
 965                 codec->addr,
 966                 tag,
 967                 subtag,
 968                 cp_state,
 969                 cp_ready);
 970
 971         /* TODO */
 972         if (cp_state)
 973                 ;
 974         if (cp_ready)
 975                 ;
 976 }
 977
 978
 979 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
 980 {
 981         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 982         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 983
 984         if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
 985                 snd_printd(KERN_INFO "Unexpected HDMI event tag 0x%x\n", tag);
 986                 return;
 987         }
 988
 989         if (subtag == 0)
 990                 hdmi_intrinsic_event(codec, res);
 991         else
 992                 hdmi_non_intrinsic_event(codec, res);
 993 }
 994
 995 /*
 996  * Callbacks
 997  */
 998
 999 /* HBR should be Non-PCM, 8 channels */
1000 #define is_hbr_format(format) \
1001         ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1002
1003 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1004                               hda_nid_t pin_nid, u32 stream_tag, int format)
1005 {
1006         int pinctl;
1007         int new_pinctl = 0;
1008
1009         if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1010                 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1011                                             AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1012
1013                 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1014                 if (is_hbr_format(format))
1015                         new_pinctl |= AC_PINCTL_EPT_HBR;
1016                 else
1017                         new_pinctl |= AC_PINCTL_EPT_NATIVE;
1018
1019                 snd_printdd("hdmi_setup_stream: "
1020                             "NID=0x%x, %spinctl=0x%x\n",
1021                             pin_nid,
1022                             pinctl == new_pinctl ? "" : "new-",
1023                             new_pinctl);
1024
1025                 if (pinctl != new_pinctl)
1026                         snd_hda_codec_write(codec, pin_nid, 0,
1027                                             AC_VERB_SET_PIN_WIDGET_CONTROL,
1028                                             new_pinctl);
1029
1030         }
1031         if (is_hbr_format(format) && !new_pinctl) {
1032                 snd_printdd("hdmi_setup_stream: HBR is not supported\n");
1033                 return -EINVAL;
1034         }
1035
1036         snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1037         return 0;
1038 }
1039
1040 /*
1041  * HDA PCM callbacks
1042  */
1043 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1044                          struct hda_codec *codec,
1045                          struct snd_pcm_substream *substream)
1046 {
1047         struct hdmi_spec *spec = codec->spec;
1048         struct snd_pcm_runtime *runtime = substream->runtime;
1049         int pin_idx, cvt_idx, mux_idx = 0;
1050         struct hdmi_spec_per_pin *per_pin;
1051         struct hdmi_eld *eld;
1052         struct hdmi_spec_per_cvt *per_cvt = NULL;
1053
1054         /* Validate hinfo */
1055         pin_idx = hinfo_to_pin_index(spec, hinfo);
1056         if (snd_BUG_ON(pin_idx < 0))
1057                 return -EINVAL;
1058         per_pin = &spec->pins[pin_idx];
1059         eld = &per_pin->sink_eld;
1060
1061         /* Dynamically assign converter to stream */
1062         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1063                 per_cvt = &spec->cvts[cvt_idx];
1064
1065                 /* Must not already be assigned */
1066                 if (per_cvt->assigned)
1067                         continue;
1068                 /* Must be in pin's mux's list of converters */
1069                 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1070                         if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1071                                 break;
1072                 /* Not in mux list */
1073                 if (mux_idx == per_pin->num_mux_nids)
1074                         continue;
1075                 break;
1076         }
1077         /* No free converters */
1078         if (cvt_idx == spec->num_cvts)
1079                 return -ENODEV;
1080
1081         /* Claim converter */
1082         per_cvt->assigned = 1;
1083         hinfo->nid = per_cvt->cvt_nid;
1084
1085         snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1086                             AC_VERB_SET_CONNECT_SEL,
1087                             mux_idx);
1088         snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1089
1090         /* Initially set the converter's capabilities */
1091         hinfo->channels_min = per_cvt->channels_min;
1092         hinfo->channels_max = per_cvt->channels_max;
1093         hinfo->rates = per_cvt->rates;
1094         hinfo->formats = per_cvt->formats;
1095         hinfo->maxbps = per_cvt->maxbps;
1096
1097         /* Restrict capabilities by ELD if this isn't disabled */
1098         if (!static_hdmi_pcm && eld->eld_valid) {
1099                 snd_hdmi_eld_update_pcm_info(eld, hinfo);
1100                 if (hinfo->channels_min > hinfo->channels_max ||
1101                     !hinfo->rates || !hinfo->formats)
1102                         return -ENODEV;
1103         }
1104
1105         /* Store the updated parameters */
1106         runtime->hw.channels_min = hinfo->channels_min;
1107         runtime->hw.channels_max = hinfo->channels_max;
1108         runtime->hw.formats = hinfo->formats;
1109         runtime->hw.rates = hinfo->rates;
1110
1111         snd_pcm_hw_constraint_step(substream->runtime, 0,
1112                                    SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1113         return 0;
1114 }
1115
1116 /*
1117  * HDA/HDMI auto parsing
1118  */
1119 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1120 {
1121         struct hdmi_spec *spec = codec->spec;
1122         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1123         hda_nid_t pin_nid = per_pin->pin_nid;
1124
1125         if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1126                 snd_printk(KERN_WARNING
1127                            "HDMI: pin %d wcaps %#x "
1128                            "does not support connection list\n",
1129                            pin_nid, get_wcaps(codec, pin_nid));
1130                 return -EINVAL;
1131         }
1132
1133         per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1134                                                         per_pin->mux_nids,
1135                                                         HDA_MAX_CONNECTIONS);
1136
1137         return 0;
1138 }
1139
1140 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1141 {
1142         struct hda_codec *codec = per_pin->codec;
1143         struct hdmi_eld *eld = &per_pin->sink_eld;
1144         hda_nid_t pin_nid = per_pin->pin_nid;
1145         /*
1146          * Always execute a GetPinSense verb here, even when called from
1147          * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1148          * response's PD bit is not the real PD value, but indicates that
1149          * the real PD value changed. An older version of the HD-audio
1150          * specification worked this way. Hence, we just ignore the data in
1151          * the unsolicited response to avoid custom WARs.
1152          */
1153         int present = snd_hda_pin_sense(codec, pin_nid);
1154         bool eld_valid = false;
1155
1156         memset(eld, 0, offsetof(struct hdmi_eld, eld_buffer));
1157
1158         eld->monitor_present    = !!(present & AC_PINSENSE_PRESENCE);
1159         if (eld->monitor_present)
1160                 eld_valid       = !!(present & AC_PINSENSE_ELDV);
1161
1162         _snd_printd(SND_PR_VERBOSE,
1163                 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1164                 codec->addr, pin_nid, eld->monitor_present, eld_valid);
1165
1166         if (eld_valid) {
1167                 if (!snd_hdmi_get_eld(eld, codec, pin_nid))
1168                         snd_hdmi_show_eld(eld);
1169                 else if (repoll) {
1170                         queue_delayed_work(codec->bus->workq,
1171                                            &per_pin->work,
1172                                            msecs_to_jiffies(300));
1173                 }
1174         }
1175 }
1176
1177 static void hdmi_repoll_eld(struct work_struct *work)
1178 {
1179         struct hdmi_spec_per_pin *per_pin =
1180         container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1181
1182         if (per_pin->repoll_count++ > 6)
1183                 per_pin->repoll_count = 0;
1184
1185         hdmi_present_sense(per_pin, per_pin->repoll_count);
1186 }
1187
1188 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1189 {
1190         struct hdmi_spec *spec = codec->spec;
1191         unsigned int caps, config;
1192         int pin_idx;
1193         struct hdmi_spec_per_pin *per_pin;
1194         int err;
1195
1196         caps = snd_hda_query_pin_caps(codec, pin_nid);
1197         if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1198                 return 0;
1199
1200         config = snd_hda_codec_get_pincfg(codec, pin_nid);
1201         if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1202                 return 0;
1203
1204         if (snd_BUG_ON(spec->num_pins >= MAX_HDMI_PINS))
1205                 return -E2BIG;
1206
1207         pin_idx = spec->num_pins;
1208         per_pin = &spec->pins[pin_idx];
1209
1210         per_pin->pin_nid = pin_nid;
1211         per_pin->non_pcm = false;
1212
1213         err = hdmi_read_pin_conn(codec, pin_idx);
1214         if (err < 0)
1215                 return err;
1216
1217         spec->num_pins++;
1218
1219         return 0;
1220 }
1221
1222 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1223 {
1224         struct hdmi_spec *spec = codec->spec;
1225         int cvt_idx;
1226         struct hdmi_spec_per_cvt *per_cvt;
1227         unsigned int chans;
1228         int err;
1229
1230         if (snd_BUG_ON(spec->num_cvts >= MAX_HDMI_CVTS))
1231                 return -E2BIG;
1232
1233         chans = get_wcaps(codec, cvt_nid);
1234         chans = get_wcaps_channels(chans);
1235
1236         cvt_idx = spec->num_cvts;
1237         per_cvt = &spec->cvts[cvt_idx];
1238
1239         per_cvt->cvt_nid = cvt_nid;
1240         per_cvt->channels_min = 2;
1241         if (chans <= 16) {
1242                 per_cvt->channels_max = chans;
1243                 if (chans > spec->channels_max)
1244                         spec->channels_max = chans;
1245         }
1246
1247         err = snd_hda_query_supported_pcm(codec, cvt_nid,
1248                                           &per_cvt->rates,
1249                                           &per_cvt->formats,
1250                                           &per_cvt->maxbps);
1251         if (err < 0)
1252                 return err;
1253
1254         spec->num_cvts++;
1255
1256         return 0;
1257 }
1258
1259 static int hdmi_parse_codec(struct hda_codec *codec)
1260 {
1261         hda_nid_t nid;
1262         int i, nodes;
1263
1264         nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1265         if (!nid || nodes < 0) {
1266                 snd_printk(KERN_WARNING "HDMI: failed to get afg sub nodes\n");
1267                 return -EINVAL;
1268         }
1269
1270         for (i = 0; i < nodes; i++, nid++) {
1271                 unsigned int caps;
1272                 unsigned int type;
1273
1274                 caps = get_wcaps(codec, nid);
1275                 type = get_wcaps_type(caps);
1276
1277                 if (!(caps & AC_WCAP_DIGITAL))
1278                         continue;
1279
1280                 switch (type) {
1281                 case AC_WID_AUD_OUT:
1282                         hdmi_add_cvt(codec, nid);
1283                         break;
1284                 case AC_WID_PIN:
1285                         hdmi_add_pin(codec, nid);
1286                         break;
1287                 }
1288         }
1289
1290 #ifdef CONFIG_PM
1291         /* We're seeing some problems with unsolicited hot plug events on
1292          * PantherPoint after S3, if this is not enabled */
1293         if (codec->vendor_id == 0x80862806)
1294                 codec->bus->power_keep_link_on = 1;
1295         /*
1296          * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
1297          * can be lost and presence sense verb will become inaccurate if the
1298          * HDA link is powered off at hot plug or hw initialization time.
1299          */
1300         else if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
1301               AC_PWRST_EPSS))
1302                 codec->bus->power_keep_link_on = 1;
1303 #endif
1304
1305         return 0;
1306 }
1307
1308 /*
1309  */
1310 static char *get_hdmi_pcm_name(int idx)
1311 {
1312         static char names[MAX_HDMI_PINS][8];
1313         sprintf(&names[idx][0], "HDMI %d", idx);
1314         return &names[idx][0];
1315 }
1316
1317 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1318 {
1319         struct hda_spdif_out *spdif;
1320         bool non_pcm;
1321
1322         mutex_lock(&codec->spdif_mutex);
1323         spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1324         non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1325         mutex_unlock(&codec->spdif_mutex);
1326         return non_pcm;
1327 }
1328
1329
1330 /*
1331  * HDMI callbacks
1332  */
1333
1334 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1335                                            struct hda_codec *codec,
1336                                            unsigned int stream_tag,
1337                                            unsigned int format,
1338                                            struct snd_pcm_substream *substream)
1339 {
1340         hda_nid_t cvt_nid = hinfo->nid;
1341         struct hdmi_spec *spec = codec->spec;
1342         int pin_idx = hinfo_to_pin_index(spec, hinfo);
1343         hda_nid_t pin_nid = spec->pins[pin_idx].pin_nid;
1344         int pinctl;
1345         bool non_pcm;
1346
1347         non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1348
1349         hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
1350
1351         hdmi_setup_audio_infoframe(codec, pin_idx, non_pcm, substream);
1352
1353         pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1354                                     AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1355         snd_hda_codec_write(codec, pin_nid, 0,
1356                             AC_VERB_SET_PIN_WIDGET_CONTROL, pinctl | PIN_OUT);
1357
1358         return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1359 }
1360
1361 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1362                                              struct hda_codec *codec,
1363                                              struct snd_pcm_substream *substream)
1364 {
1365         snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1366         return 0;
1367 }
1368
1369 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1370                           struct hda_codec *codec,
1371                           struct snd_pcm_substream *substream)
1372 {
1373         struct hdmi_spec *spec = codec->spec;
1374         int cvt_idx, pin_idx;
1375         struct hdmi_spec_per_cvt *per_cvt;
1376         struct hdmi_spec_per_pin *per_pin;
1377         int pinctl;
1378
1379         if (hinfo->nid) {
1380                 cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
1381                 if (snd_BUG_ON(cvt_idx < 0))
1382                         return -EINVAL;
1383                 per_cvt = &spec->cvts[cvt_idx];
1384
1385                 snd_BUG_ON(!per_cvt->assigned);
1386                 per_cvt->assigned = 0;
1387                 hinfo->nid = 0;
1388
1389                 pin_idx = hinfo_to_pin_index(spec, hinfo);
1390                 if (snd_BUG_ON(pin_idx < 0))
1391                         return -EINVAL;
1392                 per_pin = &spec->pins[pin_idx];
1393
1394                 pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
1395                                             AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1396                 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1397                                     AC_VERB_SET_PIN_WIDGET_CONTROL,
1398                                     pinctl & ~PIN_OUT);
1399                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1400                 per_pin->chmap_set = false;
1401                 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1402         }
1403
1404         return 0;
1405 }
1406
1407 static const struct hda_pcm_ops generic_ops = {
1408         .open = hdmi_pcm_open,
1409         .close = hdmi_pcm_close,
1410         .prepare = generic_hdmi_playback_pcm_prepare,
1411         .cleanup = generic_hdmi_playback_pcm_cleanup,
1412 };
1413
1414 /*
1415  * ALSA API channel-map control callbacks
1416  */
1417 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1418                                struct snd_ctl_elem_info *uinfo)
1419 {
1420         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1421         struct hda_codec *codec = info->private_data;
1422         struct hdmi_spec *spec = codec->spec;
1423         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1424         uinfo->count = spec->channels_max;
1425         uinfo->value.integer.min = 0;
1426         uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1427         return 0;
1428 }
1429
1430 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1431                               unsigned int size, unsigned int __user *tlv)
1432 {
1433         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1434         struct hda_codec *codec = info->private_data;
1435         struct hdmi_spec *spec = codec->spec;
1436         const unsigned int valid_mask =
1437                 FL | FR | RL | RR | LFE | FC | RLC | RRC;
1438         unsigned int __user *dst;
1439         int chs, count = 0;
1440
1441         if (size < 8)
1442                 return -ENOMEM;
1443         if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1444                 return -EFAULT;
1445         size -= 8;
1446         dst = tlv + 2;
1447         for (chs = 2; chs <= spec->channels_max; chs++) {
1448                 int i, c;
1449                 struct cea_channel_speaker_allocation *cap;
1450                 cap = channel_allocations;
1451                 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1452                         int chs_bytes = chs * 4;
1453                         if (cap->channels != chs)
1454                                 continue;
1455                         if (cap->spk_mask & ~valid_mask)
1456                                 continue;
1457                         if (size < 8)
1458                                 return -ENOMEM;
1459                         if (put_user(SNDRV_CTL_TLVT_CHMAP_VAR, dst) ||
1460                             put_user(chs_bytes, dst + 1))
1461                                 return -EFAULT;
1462                         dst += 2;
1463                         size -= 8;
1464                         count += 8;
1465                         if (size < chs_bytes)
1466                                 return -ENOMEM;
1467                         size -= chs_bytes;
1468                         count += chs_bytes;
1469                         for (c = 7; c >= 0; c--) {
1470                                 int spk = cap->speakers[c];
1471                                 if (!spk)
1472                                         continue;
1473                                 if (put_user(spk_to_chmap(spk), dst))
1474                                         return -EFAULT;
1475                                 dst++;
1476                         }
1477                 }
1478         }
1479         if (put_user(count, tlv + 1))
1480                 return -EFAULT;
1481         return 0;
1482 }
1483
1484 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1485                               struct snd_ctl_elem_value *ucontrol)
1486 {
1487         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1488         struct hda_codec *codec = info->private_data;
1489         struct hdmi_spec *spec = codec->spec;
1490         int pin_idx = kcontrol->private_value;
1491         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1492         int i;
1493
1494         for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1495                 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1496         return 0;
1497 }
1498
1499 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1500                               struct snd_ctl_elem_value *ucontrol)
1501 {
1502         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1503         struct hda_codec *codec = info->private_data;
1504         struct hdmi_spec *spec = codec->spec;
1505         int pin_idx = kcontrol->private_value;
1506         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1507         unsigned int ctl_idx;
1508         struct snd_pcm_substream *substream;
1509         unsigned char chmap[8];
1510         int i, ca, prepared = 0;
1511
1512         ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1513         substream = snd_pcm_chmap_substream(info, ctl_idx);
1514         if (!substream || !substream->runtime)
1515                 return -EBADFD;
1516         switch (substream->runtime->status->state) {
1517         case SNDRV_PCM_STATE_OPEN:
1518         case SNDRV_PCM_STATE_SETUP:
1519                 break;
1520         case SNDRV_PCM_STATE_PREPARED:
1521                 prepared = 1;
1522                 break;
1523         default:
1524                 return -EBUSY;
1525         }
1526         memset(chmap, 0, sizeof(chmap));
1527         for (i = 0; i < ARRAY_SIZE(chmap); i++)
1528                 chmap[i] = ucontrol->value.integer.value[i];
1529         if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
1530                 return 0;
1531         ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
1532         if (ca < 0)
1533                 return -EINVAL;
1534         per_pin->chmap_set = true;
1535         memcpy(per_pin->chmap, chmap, sizeof(chmap));
1536         if (prepared)
1537                 hdmi_setup_audio_infoframe(codec, pin_idx, per_pin->non_pcm,
1538                                            substream);
1539
1540         return 0;
1541 }
1542
1543 static int generic_hdmi_build_pcms(struct hda_codec *codec)
1544 {
1545         struct hdmi_spec *spec = codec->spec;
1546         int pin_idx;
1547
1548         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1549                 struct hda_pcm *info;
1550                 struct hda_pcm_stream *pstr;
1551
1552                 info = &spec->pcm_rec[pin_idx];
1553                 info->name = get_hdmi_pcm_name(pin_idx);
1554                 info->pcm_type = HDA_PCM_TYPE_HDMI;
1555                 info->own_chmap = true;
1556
1557                 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1558                 pstr->substreams = 1;
1559                 pstr->ops = generic_ops;
1560                 /* other pstr fields are set in open */
1561         }
1562
1563         codec->num_pcms = spec->num_pins;
1564         codec->pcm_info = spec->pcm_rec;
1565
1566         return 0;
1567 }
1568
1569 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
1570 {
1571         char hdmi_str[32] = "HDMI/DP";
1572         struct hdmi_spec *spec = codec->spec;
1573         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1574         int pcmdev = spec->pcm_rec[pin_idx].device;
1575
1576         if (pcmdev > 0)
1577                 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
1578
1579         return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
1580 }
1581
1582 static int generic_hdmi_build_controls(struct hda_codec *codec)
1583 {
1584         struct hdmi_spec *spec = codec->spec;
1585         int err;
1586         int pin_idx;
1587
1588         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1589                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1590
1591                 err = generic_hdmi_build_jack(codec, pin_idx);
1592                 if (err < 0)
1593                         return err;
1594
1595                 err = snd_hda_create_dig_out_ctls(codec,
1596                                                   per_pin->pin_nid,
1597                                                   per_pin->mux_nids[0],
1598                                                   HDA_PCM_TYPE_HDMI);
1599                 if (err < 0)
1600                         return err;
1601                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1602
1603                 /* add control for ELD Bytes */
1604                 err = hdmi_create_eld_ctl(codec,
1605                                         pin_idx,
1606                                         spec->pcm_rec[pin_idx].device);
1607
1608                 if (err < 0)
1609                         return err;
1610
1611                 hdmi_present_sense(per_pin, 0);
1612         }
1613
1614         /* add channel maps */
1615         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1616                 struct snd_pcm_chmap *chmap;
1617                 struct snd_kcontrol *kctl;
1618                 int i;
1619                 err = snd_pcm_add_chmap_ctls(codec->pcm_info[pin_idx].pcm,
1620                                              SNDRV_PCM_STREAM_PLAYBACK,
1621                                              NULL, 0, pin_idx, &chmap);
1622                 if (err < 0)
1623                         return err;
1624                 /* override handlers */
1625                 chmap->private_data = codec;
1626                 kctl = chmap->kctl;
1627                 for (i = 0; i < kctl->count; i++)
1628                         kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
1629                 kctl->info = hdmi_chmap_ctl_info;
1630                 kctl->get = hdmi_chmap_ctl_get;
1631                 kctl->put = hdmi_chmap_ctl_put;
1632                 kctl->tlv.c = hdmi_chmap_ctl_tlv;
1633         }
1634
1635         return 0;
1636 }
1637
1638 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
1639 {
1640         struct hdmi_spec *spec = codec->spec;
1641         int pin_idx;
1642
1643         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1644                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1645                 struct hdmi_eld *eld = &per_pin->sink_eld;
1646
1647                 per_pin->codec = codec;
1648                 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
1649                 snd_hda_eld_proc_new(codec, eld, pin_idx);
1650         }
1651         return 0;
1652 }
1653
1654 static int generic_hdmi_init(struct hda_codec *codec)
1655 {
1656         struct hdmi_spec *spec = codec->spec;
1657         int pin_idx;
1658
1659         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1660                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1661                 hda_nid_t pin_nid = per_pin->pin_nid;
1662
1663                 hdmi_init_pin(codec, pin_nid);
1664                 snd_hda_jack_detect_enable(codec, pin_nid, pin_nid);
1665         }
1666         return 0;
1667 }
1668
1669 static void generic_hdmi_free(struct hda_codec *codec)
1670 {
1671         struct hdmi_spec *spec = codec->spec;
1672         int pin_idx;
1673
1674         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1675                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1676                 struct hdmi_eld *eld = &per_pin->sink_eld;
1677
1678                 cancel_delayed_work(&per_pin->work);
1679                 snd_hda_eld_proc_free(codec, eld);
1680         }
1681
1682         flush_workqueue(codec->bus->workq);
1683         kfree(spec);
1684 }
1685
1686 static const struct hda_codec_ops generic_hdmi_patch_ops = {
1687         .init                   = generic_hdmi_init,
1688         .free                   = generic_hdmi_free,
1689         .build_pcms             = generic_hdmi_build_pcms,
1690         .build_controls         = generic_hdmi_build_controls,
1691         .unsol_event            = hdmi_unsol_event,
1692 };
1693
1694 static int patch_generic_hdmi(struct hda_codec *codec)
1695 {
1696         struct hdmi_spec *spec;
1697
1698         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1699         if (spec == NULL)
1700                 return -ENOMEM;
1701
1702         codec->spec = spec;
1703         if (hdmi_parse_codec(codec) < 0) {
1704                 codec->spec = NULL;
1705                 kfree(spec);
1706                 return -EINVAL;
1707         }
1708         codec->patch_ops = generic_hdmi_patch_ops;
1709         generic_hdmi_init_per_pins(codec);
1710
1711         init_channel_allocations();
1712
1713         return 0;
1714 }
1715
1716 /*
1717  * Shared non-generic implementations
1718  */
1719
1720 static int simple_playback_build_pcms(struct hda_codec *codec)
1721 {
1722         struct hdmi_spec *spec = codec->spec;
1723         struct hda_pcm *info = spec->pcm_rec;
1724         unsigned int chans;
1725         struct hda_pcm_stream *pstr;
1726
1727         codec->num_pcms = 1;
1728         codec->pcm_info = info;
1729
1730         chans = get_wcaps(codec, spec->cvts[0].cvt_nid);
1731         chans = get_wcaps_channels(chans);
1732
1733         info->name = get_hdmi_pcm_name(0);
1734         info->pcm_type = HDA_PCM_TYPE_HDMI;
1735         pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1736         *pstr = spec->pcm_playback;
1737         pstr->nid = spec->cvts[0].cvt_nid;
1738         if (pstr->channels_max <= 2 && chans && chans <= 16)
1739                 pstr->channels_max = chans;
1740
1741         return 0;
1742 }
1743
1744 /* unsolicited event for jack sensing */
1745 static void simple_hdmi_unsol_event(struct hda_codec *codec,
1746                                     unsigned int res)
1747 {
1748         snd_hda_jack_set_dirty_all(codec);
1749         snd_hda_jack_report_sync(codec);
1750 }
1751
1752 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
1753  * as long as spec->pins[] is set correctly
1754  */
1755 #define simple_hdmi_build_jack  generic_hdmi_build_jack
1756
1757 static int simple_playback_build_controls(struct hda_codec *codec)
1758 {
1759         struct hdmi_spec *spec = codec->spec;
1760         int err;
1761
1762         err = snd_hda_create_spdif_out_ctls(codec,
1763                                             spec->cvts[0].cvt_nid,
1764                                             spec->cvts[0].cvt_nid);
1765         if (err < 0)
1766                 return err;
1767         return simple_hdmi_build_jack(codec, 0);
1768 }
1769
1770 static int simple_playback_init(struct hda_codec *codec)
1771 {
1772         struct hdmi_spec *spec = codec->spec;
1773         hda_nid_t pin = spec->pins[0].pin_nid;
1774
1775         snd_hda_codec_write(codec, pin, 0,
1776                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
1777         /* some codecs require to unmute the pin */
1778         if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
1779                 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
1780                                     AMP_OUT_UNMUTE);
1781         snd_hda_jack_detect_enable(codec, pin, pin);
1782         return 0;
1783 }
1784
1785 static void simple_playback_free(struct hda_codec *codec)
1786 {
1787         struct hdmi_spec *spec = codec->spec;
1788
1789         kfree(spec);
1790 }
1791
1792 /*
1793  * Nvidia specific implementations
1794  */
1795
1796 #define Nv_VERB_SET_Channel_Allocation          0xF79
1797 #define Nv_VERB_SET_Info_Frame_Checksum         0xF7A
1798 #define Nv_VERB_SET_Audio_Protection_On         0xF98
1799 #define Nv_VERB_SET_Audio_Protection_Off        0xF99
1800
1801 #define nvhdmi_master_con_nid_7x        0x04
1802 #define nvhdmi_master_pin_nid_7x        0x05
1803
1804 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
1805         /*front, rear, clfe, rear_surr */
1806         0x6, 0x8, 0xa, 0xc,
1807 };
1808
1809 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
1810         /* set audio protect on */
1811         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1812         /* enable digital output on pin widget */
1813         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1814         {} /* terminator */
1815 };
1816
1817 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
1818         /* set audio protect on */
1819         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1820         /* enable digital output on pin widget */
1821         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1822         { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1823         { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1824         { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1825         { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1826         {} /* terminator */
1827 };
1828
1829 #ifdef LIMITED_RATE_FMT_SUPPORT
1830 /* support only the safe format and rate */
1831 #define SUPPORTED_RATES         SNDRV_PCM_RATE_48000
1832 #define SUPPORTED_MAXBPS        16
1833 #define SUPPORTED_FORMATS       SNDRV_PCM_FMTBIT_S16_LE
1834 #else
1835 /* support all rates and formats */
1836 #define SUPPORTED_RATES \
1837         (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
1838         SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
1839          SNDRV_PCM_RATE_192000)
1840 #define SUPPORTED_MAXBPS        24
1841 #define SUPPORTED_FORMATS \
1842         (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
1843 #endif
1844
1845 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
1846 {
1847         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
1848         return 0;
1849 }
1850
1851 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
1852 {
1853         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
1854         return 0;
1855 }
1856
1857 static unsigned int channels_2_6_8[] = {
1858         2, 6, 8
1859 };
1860
1861 static unsigned int channels_2_8[] = {
1862         2, 8
1863 };
1864
1865 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
1866         .count = ARRAY_SIZE(channels_2_6_8),
1867         .list = channels_2_6_8,
1868         .mask = 0,
1869 };
1870
1871 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
1872         .count = ARRAY_SIZE(channels_2_8),
1873         .list = channels_2_8,
1874         .mask = 0,
1875 };
1876
1877 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
1878                                     struct hda_codec *codec,
1879                                     struct snd_pcm_substream *substream)
1880 {
1881         struct hdmi_spec *spec = codec->spec;
1882         struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
1883
1884         switch (codec->preset->id) {
1885         case 0x10de0002:
1886         case 0x10de0003:
1887         case 0x10de0005:
1888         case 0x10de0006:
1889                 hw_constraints_channels = &hw_constraints_2_8_channels;
1890                 break;
1891         case 0x10de0007:
1892                 hw_constraints_channels = &hw_constraints_2_6_8_channels;
1893                 break;
1894         default:
1895                 break;
1896         }
1897
1898         if (hw_constraints_channels != NULL) {
1899                 snd_pcm_hw_constraint_list(substream->runtime, 0,
1900                                 SNDRV_PCM_HW_PARAM_CHANNELS,
1901                                 hw_constraints_channels);
1902         } else {
1903                 snd_pcm_hw_constraint_step(substream->runtime, 0,
1904                                            SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1905         }
1906
1907         return snd_hda_multi_out_dig_open(codec, &spec->multiout);
1908 }
1909
1910 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
1911                                      struct hda_codec *codec,
1912                                      struct snd_pcm_substream *substream)
1913 {
1914         struct hdmi_spec *spec = codec->spec;
1915         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
1916 }
1917
1918 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1919                                        struct hda_codec *codec,
1920                                        unsigned int stream_tag,
1921                                        unsigned int format,
1922                                        struct snd_pcm_substream *substream)
1923 {
1924         struct hdmi_spec *spec = codec->spec;
1925         return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
1926                                              stream_tag, format, substream);
1927 }
1928
1929 static const struct hda_pcm_stream simple_pcm_playback = {
1930         .substreams = 1,
1931         .channels_min = 2,
1932         .channels_max = 2,
1933         .ops = {
1934                 .open = simple_playback_pcm_open,
1935                 .close = simple_playback_pcm_close,
1936                 .prepare = simple_playback_pcm_prepare
1937         },
1938 };
1939
1940 static const struct hda_codec_ops simple_hdmi_patch_ops = {
1941         .build_controls = simple_playback_build_controls,
1942         .build_pcms = simple_playback_build_pcms,
1943         .init = simple_playback_init,
1944         .free = simple_playback_free,
1945         .unsol_event = simple_hdmi_unsol_event,
1946 };
1947
1948 static int patch_simple_hdmi(struct hda_codec *codec,
1949                              hda_nid_t cvt_nid, hda_nid_t pin_nid)
1950 {
1951         struct hdmi_spec *spec;
1952
1953         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1954         if (!spec)
1955                 return -ENOMEM;
1956
1957         codec->spec = spec;
1958
1959         spec->multiout.num_dacs = 0;  /* no analog */
1960         spec->multiout.max_channels = 2;
1961         spec->multiout.dig_out_nid = cvt_nid;
1962         spec->num_cvts = 1;
1963         spec->num_pins = 1;
1964         spec->cvts[0].cvt_nid = cvt_nid;
1965         spec->pins[0].pin_nid = pin_nid;
1966         spec->pcm_playback = simple_pcm_playback;
1967
1968         codec->patch_ops = simple_hdmi_patch_ops;
1969
1970         return 0;
1971 }
1972
1973 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
1974                                                     int channels)
1975 {
1976         unsigned int chanmask;
1977         int chan = channels ? (channels - 1) : 1;
1978
1979         switch (channels) {
1980         default:
1981         case 0:
1982         case 2:
1983                 chanmask = 0x00;
1984                 break;
1985         case 4:
1986                 chanmask = 0x08;
1987                 break;
1988         case 6:
1989                 chanmask = 0x0b;
1990                 break;
1991         case 8:
1992                 chanmask = 0x13;
1993                 break;
1994         }
1995
1996         /* Set the audio infoframe channel allocation and checksum fields.  The
1997          * channel count is computed implicitly by the hardware. */
1998         snd_hda_codec_write(codec, 0x1, 0,
1999                         Nv_VERB_SET_Channel_Allocation, chanmask);
2000
2001         snd_hda_codec_write(codec, 0x1, 0,
2002                         Nv_VERB_SET_Info_Frame_Checksum,
2003                         (0x71 - chan - chanmask));
2004 }
2005
2006 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2007                                    struct hda_codec *codec,
2008                                    struct snd_pcm_substream *substream)
2009 {
2010         struct hdmi_spec *spec = codec->spec;
2011         int i;
2012
2013         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2014                         0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2015         for (i = 0; i < 4; i++) {
2016                 /* set the stream id */
2017                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2018                                 AC_VERB_SET_CHANNEL_STREAMID, 0);
2019                 /* set the stream format */
2020                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2021                                 AC_VERB_SET_STREAM_FORMAT, 0);
2022         }
2023
2024         /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2025          * streams are disabled. */
2026         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2027
2028         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2029 }
2030
2031 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2032                                      struct hda_codec *codec,
2033                                      unsigned int stream_tag,
2034                                      unsigned int format,
2035                                      struct snd_pcm_substream *substream)
2036 {
2037         int chs;
2038         unsigned int dataDCC2, channel_id;
2039         int i;
2040         struct hdmi_spec *spec = codec->spec;
2041         struct hda_spdif_out *spdif;
2042
2043         mutex_lock(&codec->spdif_mutex);
2044         spdif = snd_hda_spdif_out_of_nid(codec, spec->cvts[0].cvt_nid);
2045
2046         chs = substream->runtime->channels;
2047
2048         dataDCC2 = 0x2;
2049
2050         /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2051         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2052                 snd_hda_codec_write(codec,
2053                                 nvhdmi_master_con_nid_7x,
2054                                 0,
2055                                 AC_VERB_SET_DIGI_CONVERT_1,
2056                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2057
2058         /* set the stream id */
2059         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2060                         AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2061
2062         /* set the stream format */
2063         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2064                         AC_VERB_SET_STREAM_FORMAT, format);
2065
2066         /* turn on again (if needed) */
2067         /* enable and set the channel status audio/data flag */
2068         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2069                 snd_hda_codec_write(codec,
2070                                 nvhdmi_master_con_nid_7x,
2071                                 0,
2072                                 AC_VERB_SET_DIGI_CONVERT_1,
2073                                 spdif->ctls & 0xff);
2074                 snd_hda_codec_write(codec,
2075                                 nvhdmi_master_con_nid_7x,
2076                                 0,
2077                                 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2078         }
2079
2080         for (i = 0; i < 4; i++) {
2081                 if (chs == 2)
2082                         channel_id = 0;
2083                 else
2084                         channel_id = i * 2;
2085
2086                 /* turn off SPDIF once;
2087                  *otherwise the IEC958 bits won't be updated
2088                  */
2089                 if (codec->spdif_status_reset &&
2090                 (spdif->ctls & AC_DIG1_ENABLE))
2091                         snd_hda_codec_write(codec,
2092                                 nvhdmi_con_nids_7x[i],
2093                                 0,
2094                                 AC_VERB_SET_DIGI_CONVERT_1,
2095                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2096                 /* set the stream id */
2097                 snd_hda_codec_write(codec,
2098                                 nvhdmi_con_nids_7x[i],
2099                                 0,
2100                                 AC_VERB_SET_CHANNEL_STREAMID,
2101                                 (stream_tag << 4) | channel_id);
2102                 /* set the stream format */
2103                 snd_hda_codec_write(codec,
2104                                 nvhdmi_con_nids_7x[i],
2105                                 0,
2106                                 AC_VERB_SET_STREAM_FORMAT,
2107                                 format);
2108                 /* turn on again (if needed) */
2109                 /* enable and set the channel status audio/data flag */
2110                 if (codec->spdif_status_reset &&
2111                 (spdif->ctls & AC_DIG1_ENABLE)) {
2112                         snd_hda_codec_write(codec,
2113                                         nvhdmi_con_nids_7x[i],
2114                                         0,
2115                                         AC_VERB_SET_DIGI_CONVERT_1,
2116                                         spdif->ctls & 0xff);
2117                         snd_hda_codec_write(codec,
2118                                         nvhdmi_con_nids_7x[i],
2119                                         0,
2120                                         AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2121                 }
2122         }
2123
2124         nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2125
2126         mutex_unlock(&codec->spdif_mutex);
2127         return 0;
2128 }
2129
2130 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2131         .substreams = 1,
2132         .channels_min = 2,
2133         .channels_max = 8,
2134         .nid = nvhdmi_master_con_nid_7x,
2135         .rates = SUPPORTED_RATES,
2136         .maxbps = SUPPORTED_MAXBPS,
2137         .formats = SUPPORTED_FORMATS,
2138         .ops = {
2139                 .open = simple_playback_pcm_open,
2140                 .close = nvhdmi_8ch_7x_pcm_close,
2141                 .prepare = nvhdmi_8ch_7x_pcm_prepare
2142         },
2143 };
2144
2145 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2146 {
2147         struct hdmi_spec *spec;
2148         int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2149                                     nvhdmi_master_pin_nid_7x);
2150         if (err < 0)
2151                 return err;
2152
2153         codec->patch_ops.init = nvhdmi_7x_init_2ch;
2154         /* override the PCM rates, etc, as the codec doesn't give full list */
2155         spec = codec->spec;
2156         spec->pcm_playback.rates = SUPPORTED_RATES;
2157         spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2158         spec->pcm_playback.formats = SUPPORTED_FORMATS;
2159         return 0;
2160 }
2161
2162 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2163 {
2164         struct hdmi_spec *spec = codec->spec;
2165         int err = simple_playback_build_pcms(codec);
2166         spec->pcm_rec[0].own_chmap = true;
2167         return err;
2168 }
2169
2170 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2171 {
2172         struct hdmi_spec *spec = codec->spec;
2173         struct snd_pcm_chmap *chmap;
2174         int err;
2175
2176         err = simple_playback_build_controls(codec);
2177         if (err < 0)
2178                 return err;
2179
2180         /* add channel maps */
2181         err = snd_pcm_add_chmap_ctls(spec->pcm_rec[0].pcm,
2182                                      SNDRV_PCM_STREAM_PLAYBACK,
2183                                      snd_pcm_alt_chmaps, 8, 0, &chmap);
2184         if (err < 0)
2185                 return err;
2186         switch (codec->preset->id) {
2187         case 0x10de0002:
2188         case 0x10de0003:
2189         case 0x10de0005:
2190         case 0x10de0006:
2191                 chmap->channel_mask = (1U << 2) | (1U << 8);
2192                 break;
2193         case 0x10de0007:
2194                 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2195         }
2196         return 0;
2197 }
2198
2199 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2200 {
2201         struct hdmi_spec *spec;
2202         int err = patch_nvhdmi_2ch(codec);
2203         if (err < 0)
2204                 return err;
2205         spec = codec->spec;
2206         spec->multiout.max_channels = 8;
2207         spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2208         codec->patch_ops.init = nvhdmi_7x_init_8ch;
2209         codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2210         codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2211
2212         /* Initialize the audio infoframe channel mask and checksum to something
2213          * valid */
2214         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2215
2216         return 0;
2217 }
2218
2219 /*
2220  * ATI-specific implementations
2221  *
2222  * FIXME: we may omit the whole this and use the generic code once after
2223  * it's confirmed to work.
2224  */
2225
2226 #define ATIHDMI_CVT_NID         0x02    /* audio converter */
2227 #define ATIHDMI_PIN_NID         0x03    /* HDMI output pin */
2228
2229 static int atihdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2230                                         struct hda_codec *codec,
2231                                         unsigned int stream_tag,
2232                                         unsigned int format,
2233                                         struct snd_pcm_substream *substream)
2234 {
2235         struct hdmi_spec *spec = codec->spec;
2236         int chans = substream->runtime->channels;
2237         int i, err;
2238
2239         err = simple_playback_pcm_prepare(hinfo, codec, stream_tag, format,
2240                                           substream);
2241         if (err < 0)
2242                 return err;
2243         snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2244                             AC_VERB_SET_CVT_CHAN_COUNT, chans - 1);
2245         /* FIXME: XXX */
2246         for (i = 0; i < chans; i++) {
2247                 snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2248                                     AC_VERB_SET_HDMI_CHAN_SLOT,
2249                                     (i << 4) | i);
2250         }
2251         return 0;
2252 }
2253
2254 static int patch_atihdmi(struct hda_codec *codec)
2255 {
2256         struct hdmi_spec *spec;
2257         int err = patch_simple_hdmi(codec, ATIHDMI_CVT_NID, ATIHDMI_PIN_NID);
2258         if (err < 0)
2259                 return err;
2260         spec = codec->spec;
2261         spec->pcm_playback.ops.prepare = atihdmi_playback_pcm_prepare;
2262         return 0;
2263 }
2264
2265 /* VIA HDMI Implementation */
2266 #define VIAHDMI_CVT_NID 0x02    /* audio converter1 */
2267 #define VIAHDMI_PIN_NID 0x03    /* HDMI output pin1 */
2268
2269 static int patch_via_hdmi(struct hda_codec *codec)
2270 {
2271         return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
2272 }
2273
2274 /*
2275  * patch entries
2276  */
2277 static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
2278 { .id = 0x1002793c, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2279 { .id = 0x10027919, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2280 { .id = 0x1002791a, .name = "RS690/780 HDMI",   .patch = patch_atihdmi },
2281 { .id = 0x1002aa01, .name = "R6xx HDMI",        .patch = patch_generic_hdmi },
2282 { .id = 0x10951390, .name = "SiI1390 HDMI",     .patch = patch_generic_hdmi },
2283 { .id = 0x10951392, .name = "SiI1392 HDMI",     .patch = patch_generic_hdmi },
2284 { .id = 0x17e80047, .name = "Chrontel HDMI",    .patch = patch_generic_hdmi },
2285 { .id = 0x10de0002, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2286 { .id = 0x10de0003, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2287 { .id = 0x10de0005, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2288 { .id = 0x10de0006, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2289 { .id = 0x10de0007, .name = "MCP79/7A HDMI",    .patch = patch_nvhdmi_8ch_7x },
2290 { .id = 0x10de000a, .name = "GPU 0a HDMI/DP",   .patch = patch_generic_hdmi },
2291 { .id = 0x10de000b, .name = "GPU 0b HDMI/DP",   .patch = patch_generic_hdmi },
2292 { .id = 0x10de000c, .name = "MCP89 HDMI",       .patch = patch_generic_hdmi },
2293 { .id = 0x10de000d, .name = "GPU 0d HDMI/DP",   .patch = patch_generic_hdmi },
2294 { .id = 0x10de0010, .name = "GPU 10 HDMI/DP",   .patch = patch_generic_hdmi },
2295 { .id = 0x10de0011, .name = "GPU 11 HDMI/DP",   .patch = patch_generic_hdmi },
2296 { .id = 0x10de0012, .name = "GPU 12 HDMI/DP",   .patch = patch_generic_hdmi },
2297 { .id = 0x10de0013, .name = "GPU 13 HDMI/DP",   .patch = patch_generic_hdmi },
2298 { .id = 0x10de0014, .name = "GPU 14 HDMI/DP",   .patch = patch_generic_hdmi },
2299 { .id = 0x10de0015, .name = "GPU 15 HDMI/DP",   .patch = patch_generic_hdmi },
2300 { .id = 0x10de0016, .name = "GPU 16 HDMI/DP",   .patch = patch_generic_hdmi },
2301 /* 17 is known to be absent */
2302 { .id = 0x10de0018, .name = "GPU 18 HDMI/DP",   .patch = patch_generic_hdmi },
2303 { .id = 0x10de0019, .name = "GPU 19 HDMI/DP",   .patch = patch_generic_hdmi },
2304 { .id = 0x10de001a, .name = "GPU 1a HDMI/DP",   .patch = patch_generic_hdmi },
2305 { .id = 0x10de001b, .name = "GPU 1b HDMI/DP",   .patch = patch_generic_hdmi },
2306 { .id = 0x10de001c, .name = "GPU 1c HDMI/DP",   .patch = patch_generic_hdmi },
2307 { .id = 0x10de0040, .name = "GPU 40 HDMI/DP",   .patch = patch_generic_hdmi },
2308 { .id = 0x10de0041, .name = "GPU 41 HDMI/DP",   .patch = patch_generic_hdmi },
2309 { .id = 0x10de0042, .name = "GPU 42 HDMI/DP",   .patch = patch_generic_hdmi },
2310 { .id = 0x10de0043, .name = "GPU 43 HDMI/DP",   .patch = patch_generic_hdmi },
2311 { .id = 0x10de0044, .name = "GPU 44 HDMI/DP",   .patch = patch_generic_hdmi },
2312 { .id = 0x10de0051, .name = "GPU 51 HDMI/DP",   .patch = patch_generic_hdmi },
2313 { .id = 0x10de0067, .name = "MCP67 HDMI",       .patch = patch_nvhdmi_2ch },
2314 { .id = 0x10de8001, .name = "MCP73 HDMI",       .patch = patch_nvhdmi_2ch },
2315 { .id = 0x11069f80, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2316 { .id = 0x11069f81, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2317 { .id = 0x11069f84, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2318 { .id = 0x11069f85, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2319 { .id = 0x80860054, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2320 { .id = 0x80862801, .name = "Bearlake HDMI",    .patch = patch_generic_hdmi },
2321 { .id = 0x80862802, .name = "Cantiga HDMI",     .patch = patch_generic_hdmi },
2322 { .id = 0x80862803, .name = "Eaglelake HDMI",   .patch = patch_generic_hdmi },
2323 { .id = 0x80862804, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2324 { .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
2325 { .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
2326 { .id = 0x80862807, .name = "Haswell HDMI",     .patch = patch_generic_hdmi },
2327 { .id = 0x80862880, .name = "CedarTrail HDMI",  .patch = patch_generic_hdmi },
2328 { .id = 0x808629fb, .name = "Crestline HDMI",   .patch = patch_generic_hdmi },
2329 {} /* terminator */
2330 };
2331
2332 MODULE_ALIAS("snd-hda-codec-id:1002793c");
2333 MODULE_ALIAS("snd-hda-codec-id:10027919");
2334 MODULE_ALIAS("snd-hda-codec-id:1002791a");
2335 MODULE_ALIAS("snd-hda-codec-id:1002aa01");
2336 MODULE_ALIAS("snd-hda-codec-id:10951390");
2337 MODULE_ALIAS("snd-hda-codec-id:10951392");
2338 MODULE_ALIAS("snd-hda-codec-id:10de0002");
2339 MODULE_ALIAS("snd-hda-codec-id:10de0003");
2340 MODULE_ALIAS("snd-hda-codec-id:10de0005");
2341 MODULE_ALIAS("snd-hda-codec-id:10de0006");
2342 MODULE_ALIAS("snd-hda-codec-id:10de0007");
2343 MODULE_ALIAS("snd-hda-codec-id:10de000a");
2344 MODULE_ALIAS("snd-hda-codec-id:10de000b");
2345 MODULE_ALIAS("snd-hda-codec-id:10de000c");
2346 MODULE_ALIAS("snd-hda-codec-id:10de000d");
2347 MODULE_ALIAS("snd-hda-codec-id:10de0010");
2348 MODULE_ALIAS("snd-hda-codec-id:10de0011");
2349 MODULE_ALIAS("snd-hda-codec-id:10de0012");
2350 MODULE_ALIAS("snd-hda-codec-id:10de0013");
2351 MODULE_ALIAS("snd-hda-codec-id:10de0014");
2352 MODULE_ALIAS("snd-hda-codec-id:10de0015");
2353 MODULE_ALIAS("snd-hda-codec-id:10de0016");
2354 MODULE_ALIAS("snd-hda-codec-id:10de0018");
2355 MODULE_ALIAS("snd-hda-codec-id:10de0019");
2356 MODULE_ALIAS("snd-hda-codec-id:10de001a");
2357 MODULE_ALIAS("snd-hda-codec-id:10de001b");
2358 MODULE_ALIAS("snd-hda-codec-id:10de001c");
2359 MODULE_ALIAS("snd-hda-codec-id:10de0040");
2360 MODULE_ALIAS("snd-hda-codec-id:10de0041");
2361 MODULE_ALIAS("snd-hda-codec-id:10de0042");
2362 MODULE_ALIAS("snd-hda-codec-id:10de0043");
2363 MODULE_ALIAS("snd-hda-codec-id:10de0044");
2364 MODULE_ALIAS("snd-hda-codec-id:10de0051");
2365 MODULE_ALIAS("snd-hda-codec-id:10de0067");
2366 MODULE_ALIAS("snd-hda-codec-id:10de8001");
2367 MODULE_ALIAS("snd-hda-codec-id:11069f80");
2368 MODULE_ALIAS("snd-hda-codec-id:11069f81");
2369 MODULE_ALIAS("snd-hda-codec-id:11069f84");
2370 MODULE_ALIAS("snd-hda-codec-id:11069f85");
2371 MODULE_ALIAS("snd-hda-codec-id:17e80047");
2372 MODULE_ALIAS("snd-hda-codec-id:80860054");
2373 MODULE_ALIAS("snd-hda-codec-id:80862801");
2374 MODULE_ALIAS("snd-hda-codec-id:80862802");
2375 MODULE_ALIAS("snd-hda-codec-id:80862803");
2376 MODULE_ALIAS("snd-hda-codec-id:80862804");
2377 MODULE_ALIAS("snd-hda-codec-id:80862805");
2378 MODULE_ALIAS("snd-hda-codec-id:80862806");
2379 MODULE_ALIAS("snd-hda-codec-id:80862807");
2380 MODULE_ALIAS("snd-hda-codec-id:80862880");
2381 MODULE_ALIAS("snd-hda-codec-id:808629fb");
2382
2383 MODULE_LICENSE("GPL");
2384 MODULE_DESCRIPTION("HDMI HD-audio codec");
2385 MODULE_ALIAS("snd-hda-codec-intelhdmi");
2386 MODULE_ALIAS("snd-hda-codec-nvhdmi");
2387 MODULE_ALIAS("snd-hda-codec-atihdmi");
2388
2389 static struct hda_codec_preset_list intel_list = {
2390         .preset = snd_hda_preset_hdmi,
2391         .owner = THIS_MODULE,
2392 };
2393
2394 static int __init patch_hdmi_init(void)
2395 {
2396         return snd_hda_add_codec_preset(&intel_list);
2397 }
2398
2399 static void __exit patch_hdmi_exit(void)
2400 {
2401         snd_hda_delete_codec_preset(&intel_list);
2402 }
2403
2404 module_init(patch_hdmi_init)
2405 module_exit(patch_hdmi_exit)